+++ /dev/null
-<?php
-/**
- * Image border decorator for the Horde_Image package.
- *
- * $Horde: framework/Image/Image/Effect/border.php,v 1.1 2007/10/21 21:59:49 mrubinsk Exp $
- *
- * @author Chuck Hagenbuch <chuck@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_border extends Horde_Image_Effect {
-
- /**
- * Valid parameters for border decorators:
- *
- * padding - Pixels from the image edge that the border will start.
- * borderColor - Border color. Defaults to black.
- * fillColor - Color to fill the border with. Defaults to white.
- * lineWidth - Border thickness, defaults to 1 pixel.
- * roundWidth - Width of the corner rounding. Defaults to none.
- *
- * @var array
- */
- var $_params = array('padding' => 0,
- 'borderColor' => 'black',
- 'fillColor' => 'white',
- 'lineWidth' => 1,
- 'roundWidth' => 0);
-
- /**
- * Draw the border.
- *
- * This draws the configured border to the provided image. Beware,
- * that every pixel inside the border clipping will be overwritten
- * with the background color.
- */
- function apply()
- {
- $o = $this->_params;
-
- $d = $this->_image->getDimensions();
- $x = $o['padding'];
- $y = $o['padding'];
- $width = $d['width'] - (2 * $o['padding']);
- $height = $d['height'] - (2 * $o['padding']);
-
- if ($o['roundWidth'] > 0) {
- $this->_image->roundedRectangle($x, $y, $width, $height, $o['roundWidth'], $o['borderColor'], $o['fillColor']);
- } else {
- $this->_image->rectangle($x, $y, $width, $height, $o['borderColor'], $o['fillColor']);
- }
- }
-
-}
+++ /dev/null
-<?php
-/**
- * Image effect for adding a drop shadow.
- *
- * This algorithm is from the phpThumb project available at
- * http://phpthumb.sourceforge.net and all credit for this script should go to
- * James Heinrich <info@silisoftware.com>. Modifications made to the code
- * to fit it within the Horde framework and to adjust for our coding standards.
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_gd_drop_shadow extends Horde_Image_Effect
-{
- /**
- * Valid parameters:
- *
- * @TODO
- *
- * @var array
- */
- protected $_params = array('distance' => 5,
- 'width' => 2,
- 'hexcolor' => '000000',
- 'angle' => 215,
- 'fade' => 10);
-
- /**
- * Apply the drop_shadow effect.
- *
- * @return mixed true | PEAR_Error
- */
- public function apply()
- {
- $distance = $this->_params['distance'];
- $width = $this->_params['width'];
- $hexcolor = $this->_params['hexcolor'];
- $angle = $this->_params['angle'];
- $fade = $this->_params['fade'];
-
- $width_shadow = cos(deg2rad($angle)) * ($distance + $width);
- $height_shadow = sin(deg2rad($angle)) * ($distance + $width);
- $gdimg = $this->_image->_im;
- $imgX = $this->_image->call('imageSX', array($gdimg));
- $imgY = $this->_image->call('imageSY', array($gdimg));
-
- $offset['x'] = cos(deg2rad($angle)) * ($distance + $width - 1);
- $offset['y'] = sin(deg2rad($angle)) * ($distance + $width - 1);
-
- $tempImageWidth = $imgX + abs($offset['x']);
- $tempImageHeight = $imgY + abs($offset['y']);
- $gdimg_dropshadow_temp = $this->_image->create($tempImageWidth,
- $tempImageHeight);
- if (!is_a($gdimg_dropshadow_temp, 'PEAR_Error')) {
- $this->_image->call('imageAlphaBlending',
- array($gdimg_dropshadow_temp, false));
-
- $this->_image->call('imageSaveAlpha',
- array($gdimg_dropshadow_temp, true));
-
- $transparent1 = $this->_image->call('imageColorAllocateAlpha', array($gdimg_dropshadow_temp, 0, 0, 0, 127));
-
- if (is_a($transparent1, 'PEAR_Error')) {
- return $transparent1;
- }
-
- $this->_image->call('imageFill',
- array($gdimg_dropshadow_temp, 0, 0, $transparent1));
-
- for ($x = 0; $x < $imgX; $x++) {
- for ($y = 0; $y < $imgY; $y++) {
- $colorat = $this->_image->call('imageColorAt', array($gdimg, $x, $y));
- $PixelMap[$x][$y] = $this->_image->call('imageColorsForIndex',
- array($gdimg, $colorat));
- }
- }
-
- /* Creates the shadow */
- $r = hexdec(substr($hexcolor, 0, 2));
- $g = hexdec(substr($hexcolor, 2, 2));
- $b = hexdec(substr($hexcolor, 4, 2));
-
- /* Essentially masks the original image and creates the shadow */
- for ($x = 0; $x < $tempImageWidth; $x++) {
- for ($y = 0; $y < $tempImageHeight; $y++) {
- if (!isset($PixelMap[$x][$y]['alpha']) ||
- ($PixelMap[$x][$y]['alpha'] > 0)) {
- if (isset($PixelMap[$x + $offset['x']][$y + $offset['y']]['alpha']) && ($PixelMap[$x + $offset['x']][$y + $offset['y']]['alpha'] < 127)) {
- $thisColor = $this->_image->call('imageColorAllocateAlpha', array($gdimg_dropshadow_temp, $r, $g, $b, $PixelMap[$x + $offset['x']][$y + $offset['y']]['alpha']));
- $this->_image->call('imageSetPixel',
- array($gdimg_dropshadow_temp, $x, $y, $thisColor));
- }
- }
- }
- }
- /* Overlays the original image */
- $this->_image->call('imageAlphaBlending',
- array($gdimg_dropshadow_temp, true));
-
- for ($x = 0; $x < $imgX; $x++) {
- for ($y = 0; $y < $imgY; $y++) {
- if ($PixelMap[$x][$y]['alpha'] < 127) {
- $thisColor = $this->_image->call('imageColorAllocateAlpha', array($gdimg_dropshadow_temp, $PixelMap[$x][$y]['red'], $PixelMap[$x][$y]['green'], $PixelMap[$x][$y]['blue'], $PixelMap[$x][$y]['alpha']));
- $this->_image->call('imageSetPixel',
- array($gdimg_dropshadow_temp, $x, $y, $thisColor));
- }
- }
- }
-
- $this->_image->call('imageSaveAlpha',
- array($gdimg, true));
- $this->_image->call('imageAlphaBlending',
- array($gdimg, false));
-
- // Merge the shadow and the original into the original.
- $this->_image->call('imageCopyResampled',
- array($gdimg, $gdimg_dropshadow_temp, 0, 0, 0, 0, $imgX, $imgY, $this->_image->call('imageSX', array($gdimg_dropshadow_temp)), $this->_image->call('imageSY', array($gdimg_dropshadow_temp))));
-
- $this->_image->call('imageDestroy', array($gdimg_dropshadow_temp));
- }
- return true;
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Image effect for round image corners.
- *
- * This algorithm is from the phpThumb project available at
- * http://phpthumb.sourceforge.net and all credit (and complaints ;) for this
- * script should go to James Heinrich <info@silisoftware.com>. Modifications
- * made to the code to fit it within the Horde framework and to adjust for our
- * coding standards.
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_gd_round_corners extends Horde_Image_Effect
-{
- /**
- * Valid parameters:
- *
- * radius - Radius of rounded corners.
- *
- * @var array
- */
- protected $_params = array('radius' => 10);
-
- /**
- * Apply the round_corners effect.
- *
- * @return mixed true | PEAR_Error
- */
- public function apply()
- {
- // Original comments from phpThumb projet:
- // generate mask at twice desired resolution and downsample afterwards
- // for easy antialiasing mask is generated as a white double-size
- // elipse on a triple-size black background and copy-paste-resampled
- // onto a correct-size mask image as 4 corners due to errors when the
- // entire mask is resampled at once (gray edges)
- $radius_x = $radius_y = $this->_params['radius'];
- $gdimg = $this->_image->_im;
- $imgX = round($this->_image->call('imageSX', array($gdimg)));
- $imgY = round($this->_image->call('imageSY', array($gdimg)));
-
- $gdimg_cornermask_triple = $this->_image->create(round($radius_x * 6),
- round($radius_y * 6));
- if (!is_a($gdimg_cornermask_triple, 'PEAR_Error')) {
-
- $gdimg_cornermask = $this->_image->create($imgX, $imgY);
- if (!is_a($gdimg_cornermask, 'PEAR_Error')) {
- $color_transparent = $this->_image->call('imageColorAllocate',
- array($gdimg_cornermask_triple,
- 255,
- 255,
- 255));
-
- $this->_image->call('imageFilledEllipse',
- array($gdimg_cornermask_triple,
- $radius_x * 3,
- $radius_y * 3,
- $radius_x * 4,
- $radius_y * 4,
- $color_transparent));
-
- $this->_image->call('imageFilledRectangle',
- array($gdimg_cornermask,
- 0,
- 0,
- $imgX,
- $imgY,
- $color_transparent));
-
- $this->_image->call('imageCopyResampled',
- array($gdimg_cornermask,
- $gdimg_cornermask_triple,
- 0,
- 0,
- $radius_x,
- $radius_y,
- $radius_x,
- $radius_y,
- $radius_x * 2,
- $radius_y * 2));
-
- $this->_image->call('imageCopyResampled',
- array($gdimg_cornermask,
- $gdimg_cornermask_triple,
- 0,
- $imgY - $radius_y,
- $radius_x,
- $radius_y * 3,
- $radius_x,
- $radius_y,
- $radius_x * 2,
- $radius_y * 2));
-
- $this->_image->call('imageCopyResampled',
- array($gdimg_cornermask,
- $gdimg_cornermask_triple,
- $imgX - $radius_x,
- $imgY - $radius_y,
- $radius_x * 3,
- $radius_y * 3,
- $radius_x,
- $radius_y,
- $radius_x * 2,
- $radius_y * 2));
-
- $this->_image->call('imageCopyResampled',
- array($gdimg_cornermask,
- $gdimg_cornermask_triple,
- $imgX - $radius_x,
- 0,
- $radius_x * 3,
- $radius_y,
- $radius_x,
- $radius_y,
- $radius_x * 2,
- $radius_y * 2));
-
- $result = $this->_image->_applyMask($gdimg_cornermask);
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
- $this->_image->call('imageDestroy', array($gdimg_cornermask));
- return true;
- } else {
- return $gdimg_cornermas; // PEAR_Error
- }
- $this->_image->call('imageDestroy',
- array($gdimg_cornermask_triple));
- } else {
- return $gdimg_cornermas_triple; // PEAR_Error
- }
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Image effect for watermarking images with text for the GD driver..
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_gd_text_watermark extends Horde_Image_Effect
-{
- /**
- * Valid parameters for watermark effects:
- *
- * text (required) - The text of the watermark.
- * halign - The horizontal placement
- * valign - The vertical placement
- * font - The font name or family to use
- * fontsize - The size of the font to use
- * (small, medium, large, giant)
- *
- * @var array
- */
- protected $_params = array('halign' => 'right',
- 'valign' => 'bottom',
- 'font' => 'courier',
- 'fontsize' => 'small');
- /**
- * Add the watermark
- */
- public function apply()
- {
- $color = $this->_image->call('imageColorClosest',
- array($this->_image->_im, 255, 255, 255));
- if (is_a($color, 'PEAR_Error')) {
- return $color;
- }
- $shadow = $this->_image->call('imageColorClosest',
- array($this->_image->_im, 0, 0, 0));
- if (is_a($shadow, 'PEAR_Error')) {
- return $shadow;
- }
-
- // Shadow offset in pixels.
- $drop = 1;
-
- // Maximum text width.
- $maxwidth = 200;
-
- // Amount of space to leave between the text and the image border.
- $padding = 10;
-
- $f = $this->_image->getFont($this->_params['fontsize']);
- $fontwidth = $this->_image->call('imageFontWidth', array($f));
- if (is_a($fontwidth, 'PEAR_Error')) {
- return $fontwidth;
- }
- $fontheight = $this->_image->call('imageFontHeight', array($f));
- if (is_a($fontheight, 'PEAR_Error')) {
- return $fontheight;
- }
-
- // So that shadow is not off the image with right align and bottom valign.
- $margin = floor($padding + $drop) / 2;
- if ($maxwidth) {
- $maxcharsperline = floor(($maxwidth - ($margin * 2)) / $fontwidth);
- $text = wordwrap($this->_params['text'], $maxcharsperline, "\n", 1);
- }
-
- // Split $text into individual lines.
- $lines = explode("\n", $text);
-
- switch ($this->_params['valign']) {
- case 'center':
- $y = ($this->_image->call('imageSY', array($this->_image->_im)) - ($fontheight * count($lines))) / 2;
- break;
-
- case 'bottom':
- $y = $this->_image->call('imageSY', array($this->_image->_im)) - (($fontheight * count($lines)) + $margin);
- break;
-
- default:
- $y = $margin;
- break;
- }
-
- switch ($this->_params['halign']) {
- case 'right':
- foreach ($lines as $line) {
- if (is_a($result = $this->_image->call('imageString', array($this->_image->_im, $f, ($this->_image->call('imageSX', array($this->_image->_im)) - $fontwidth * strlen($line)) - $margin + $drop, ($y + $drop), $line, $shadow)), 'PEAR_Error')) {
- return $result;
- }
- $result = $this->_image->call('imageString', array($this->_image->_im, $f, ($this->_image->call('imageSX', array($this->_image->_im)) - $fontwidth * strlen($line)) - $margin, $y, $line, $color));
- $y += $fontheight;
- }
- break;
-
- case 'center':
- foreach ($lines as $line) {
- if (is_a($result = $this->_image->call('imageString', array($this->_image->_im, $f, floor(($this->_image->call('imageSX', array($this->_image->_im)) - $fontwidth * strlen($line)) / 2) + $drop, ($y + $drop), $line, $shadow)), 'PEAR_Error')) {
- return $result;
- }
- $result = $this->_image->call('imageString', array($this->_image->_im, $f, floor(($this->_image->call('imageSX', array($this->_image->_im)) - $fontwidth * strlen($line)) / 2), $y, $line, $color));
- $y += $fontheight;
- }
- break;
-
- default:
- foreach ($lines as $line) {
- if (is_a($result = $this->_image->call('imageString', array($this->_image->_im, $f, $margin + $drop, ($y + $drop), $line, $shadow)), 'PEAR_Error')) {
- return $result;
- }
- $result = $this->_image->call('imageString', array($this->_image->_im, $f, $margin, $y, $line, $color));
- $y += $fontheight;
- }
- break;
- }
-
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Unsharp mask Image effect.
- *
- * Unsharp mask algorithm by Torstein Hønsi 2003 <thoensi_at_netcom_dot_no>
- * From: http://www.vikjavev.com/hovudsida/umtestside.php
- *
- * @package Horde_Image
- */
-class Horde_Image_Effect_gd_unsharp_mask extends Horde_Image_Effect
-{
- /**
- * Valid parameters:
- *
- * @TODO
- *
- * @var array
- */
- protected $_params = array('amount' => 0,
- 'radius' => 0,
- 'threshold' => 0);
-
- /**
- * Apply the unsharp_mask effect.
- *
- * @return mixed true | PEAR_Error
- */
- public function apply()
- {
- $amount = $this->_params['amount'];
- $radius = $this->_params['radius'];
- $threshold = $this->_params['threshold'];
-
- // Attempt to calibrate the parameters to Photoshop:
- $amount = min($amount, 500);
- $amount = $amount * 0.016;
- if ($amount == 0) {
- return true;
- }
-
- $radius = min($radius, 50);
- $radius = $radius * 2;
-
- $threshold = min($threshold, 255);
-
- $radius = abs(round($radius)); // Only integers make sense.
- if ($radius == 0) {
- return true;
- }
-
- $img = $this->_image->_im;
- $w = ImageSX($img);
- $h = ImageSY($img);
- $imgCanvas = ImageCreateTrueColor($w, $h);
- $imgCanvas2 = ImageCreateTrueColor($w, $h);
- $imgBlur = ImageCreateTrueColor($w, $h);
- $imgBlur2 = ImageCreateTrueColor($w, $h);
- ImageCopy($imgCanvas, $img, 0, 0, 0, 0, $w, $h);
- ImageCopy($imgCanvas2, $img, 0, 0, 0, 0, $w, $h);
-
- // Gaussian blur matrix:
- //
- // 1 2 1
- // 2 4 2
- // 1 2 1
- //
- //////////////////////////////////////////////////
-
- // Move copies of the image around one pixel at the time and merge them with weight
- // according to the matrix. The same matrix is simply repeated for higher radii.
- for ($i = 0; $i < $radius; $i++) {
- ImageCopy ($imgBlur, $imgCanvas, 0, 0, 1, 1, $w - 1, $h - 1); // up left
- ImageCopyMerge($imgBlur, $imgCanvas, 1, 1, 0, 0, $w, $h, 50); // down right
- ImageCopyMerge($imgBlur, $imgCanvas, 0, 1, 1, 0, $w - 1, $h, 33.33333); // down left
- ImageCopyMerge($imgBlur, $imgCanvas, 1, 0, 0, 1, $w, $h - 1, 25); // up right
- ImageCopyMerge($imgBlur, $imgCanvas, 0, 0, 1, 0, $w - 1, $h, 33.33333); // left
- ImageCopyMerge($imgBlur, $imgCanvas, 1, 0, 0, 0, $w, $h, 25); // right
- ImageCopyMerge($imgBlur, $imgCanvas, 0, 0, 0, 1, $w, $h - 1, 20 ); // up
- ImageCopyMerge($imgBlur, $imgCanvas, 0, 1, 0, 0, $w, $h, 16.666667); // down
- ImageCopyMerge($imgBlur, $imgCanvas, 0, 0, 0, 0, $w, $h, 50); // center
- ImageCopy ($imgCanvas, $imgBlur, 0, 0, 0, 0, $w, $h);
-
- // During the loop above the blurred copy darkens, possibly due to a roundoff
- // error. Therefore the sharp picture has to go through the same loop to
- // produce a similar image for comparison. This is not a good thing, as processing
- // time increases heavily.
- ImageCopy ($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h);
- ImageCopyMerge($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h, 50);
- ImageCopyMerge($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h, 33.33333);
- ImageCopyMerge($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h, 25);
- ImageCopyMerge($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h, 33.33333);
- ImageCopyMerge($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h, 25);
- ImageCopyMerge($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h, 20 );
- ImageCopyMerge($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h, 16.666667);
- ImageCopyMerge($imgBlur2, $imgCanvas2, 0, 0, 0, 0, $w, $h, 50);
- ImageCopy ($imgCanvas2, $imgBlur2, 0, 0, 0, 0, $w, $h);
- }
-
- // Calculate the difference between the blurred pixels and the original
- // and set the pixels
- for ($x = 0; $x < $w; $x++) { // each row
- for ($y = 0; $y < $h; $y++) { // each pixel
-
- $rgbOrig = ImageColorAt($imgCanvas2, $x, $y);
- $rOrig = (($rgbOrig >> 16) & 0xFF);
- $gOrig = (($rgbOrig >> 8) & 0xFF);
- $bOrig = ($rgbOrig & 0xFF);
-
- $rgbBlur = ImageColorAt($imgCanvas, $x, $y);
- $rBlur = (($rgbBlur >> 16) & 0xFF);
- $gBlur = (($rgbBlur >> 8) & 0xFF);
- $bBlur = ($rgbBlur & 0xFF);
-
- // When the masked pixels differ less from the original
- // than the threshold specifies, they are set to their original value.
- $rNew = (abs($rOrig - $rBlur) >= $threshold) ? max(0, min(255, ($amount * ($rOrig - $rBlur)) + $rOrig)) : $rOrig;
- $gNew = (abs($gOrig - $gBlur) >= $threshold) ? max(0, min(255, ($amount * ($gOrig - $gBlur)) + $gOrig)) : $gOrig;
- $bNew = (abs($bOrig - $bBlur) >= $threshold) ? max(0, min(255, ($amount * ($bOrig - $bBlur)) + $bOrig)) : $bOrig;
-
- if (($rOrig != $rNew) || ($gOrig != $gNew) || ($bOrig != $bNew)) {
- $pixCol = ImageColorAllocate($img, $rNew, $gNew, $bNew);
- ImageSetPixel($img, $x, $y, $pixCol);
- }
- }
- }
- ImageDestroy($imgCanvas);
- ImageDestroy($imgCanvas2);
- ImageDestroy($imgBlur);
- ImageDestroy($imgBlur2);
-
- return true;
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Image border Effect for the Horde_Image package.
- *
- * @author Chuck Hagenbuch <chuck@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_im_border extends Horde_Image_Effect
-{
- /**
- * Valid parameters for border effects:
- *
- * bordercolor - Border color. Defaults to black.
- * borderwidth - Border thickness, defaults to 1 pixel.
- * preserve - Preserves the alpha transparency layer (if present)
- *
- * @var array
- */
- protected $_params = array('bordercolor' => 'black',
- 'borderwidth' => 1,
- 'preserve' => true);
-
- /**
- * Draw the border.
- *
- * This draws the configured border to the provided image. Beware,
- * that every pixel inside the border clipping will be overwritten
- * with the background color.
- */
- public function apply()
- {
- if (!is_null($this->_image->_imagick)) {
- $this->_image->_imagick->borderImage(
- $this->_params['bordercolor'],
- $this->_params['borderwidth'],
- $this->_params['borderwidth']);
- } else {
- $this->_image->addPostSrcOperation(sprintf(
- " -bordercolor \"%s\" %s -border %s",
- $this->_params['bordercolor'],
- (!empty($this->_params['preserve']) ? '-compose Copy' : ''),
- $this->_params['borderwidth']));
- }
-
- return true;
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Simple composite effect for composing multiple images. This effect assumes
- * that all images being passed in are already the desired size.
- *
- * Copyright 2009 The Horde Project (http://www.horde.org)
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_im_composite extends Horde_Image_Effect
-{
- /**
- * Valid parameters for border effects:
- *
- * 'images' - an array of Horde_Image objects to overlay.
- *
- * ...and ONE of the following. If both are provided, the behaviour is
- * undefined.
- *
- * 'gravity' - the ImageMagick gravity constant describing placement
- * (IM driver only so far, not imagick)
- *
- * 'x' and 'y' - coordinates for the overlay placement.
- *
- * @var array
- */
- protected $_params = array();
-
- /**
- * Draw the border.
- *
- * This draws the configured border to the provided image. Beware,
- * that every pixel inside the border clipping will be overwritten
- * with the background color.
- */
- public function apply()
- {
- $this->_image->_imagick = null;
- if (!is_null($this->_image->_imagick)) {
- foreach ($this->_params['images'] as $image) {
- $topimg = new Horde_Image_ImagickProxy();
- $topimg->clear();
- $topimg->readImageBlob($image->raw());
-
- /* Calculate center for composite (gravity center)*/
- $geometry = $this->_image->_imagick->getImageGeometry();
- $x = $geometry['width'] / 2;
- $y = $geometry['height'] / 2;
-
- if (isset($this->_params['x']) && isset($this->_params['y'])) {
- $x = $this->_params['x'];
- $y = $this->_params['y'];
- }
- $this->_image->_imagick->compositeImage($topimg, constant('Imagick::COMPOSITE_OVER'), $x, $y);
- }
- } else {
- $ops = $geometry = $gravity = '';
- if (isset($this->_params['gravity'])) {
- $gravity = ' -gravity ' . $this->_params['gravity'];
- }
-
- if (isset($this->_params['x']) && isset($this->_params['y'])) {
- $geometry = ' -geometry +' . $this->_params['x'] . '+' . $this->_params['y'] . ' ';
- }
- if (isset($this->_params['compose'])) {
- // The -matte ensures that the destination (background) image
- // has an alpha channel - to avoid black holes in the image.
- $compose = ' -compose ' . $this->_params['compose'] . ' -matte';
- }
-
- foreach($this->_params['images'] as $image) {
- $temp = $image->toFile();
- $this->_image->addFileToClean($temp);
- $ops .= ' ' . $temp . $gravity . $compose . ' -composite';
- }
- $this->_image->addOperation($geometry);
- $this->_image->addPostSrcOperation($ops);
- }
- return true;
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Image effect for adding a drop shadow.
- *
- * Copyright 2007-2009 The Horde Project (http://www.horde.org/)
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_im_drop_shadow extends Horde_Image_Effect
-{
- /**
- * Valid parameters: Most are currently ignored for the im version
- * of this effect.
- *
- * @TODO
- *
- * @var array
- */
- protected $_params = array('distance' => 5, // This is used as the x and y offset
- 'width' => 2,
- 'hexcolor' => '000000',
- 'angle' => 215,
- 'fade' => 3, // Sigma value
- 'padding' => 0,
- 'background' => 'none');
-
- /**
- * Apply the effect.
- *
- * @return mixed true | PEAR_Error
- */
- public function apply()
- {
- if (!is_null($this->_image->_imagick)) {
- // $shadow is_a ImagickProxy object
- $shadow = $this->_image->_imagick->cloneIM();
- $shadow->setImageBackgroundColor('black');
- $shadow->shadowImage(80, $this->_params['fade'],
- $this->_params['distance'],
- $this->_params['distance']);
-
-
- // If we have an actual background color, we need to explicitly
- // create a new background image with that color to be sure there
- // *is* a background color.
- if ($this->_params['background'] != 'none') {
- $size = $shadow->getImageGeometry();
- $new = new Horde_Image_ImagickProxy($size['width'],
- $size['height'],
- $this->_params['background'],
- $this->_image->getType());
-
- $new->compositeImage($shadow,
- constant('Imagick::COMPOSITE_OVER'), 0, 0);
- $shadow->clear();
- $shadow->addImage($new);
- $new->destroy();
- }
-
- if ($this->_params['padding']) {
- $shadow->borderImage($this->_params['background'],
- $this->_params['padding'],
- $this->_params['padding']);
- }
- $shadow->compositeImage($this->_image->_imagick,
- constant('Imagick::COMPOSITE_OVER'),
- 0, 0);
- $this->_image->_imagick->clear();
- $this->_image->_imagick->addImage($shadow);
- $shadow->destroy();
- } else {
- $size = $this->_image->getDimensions();
-// $this->_image->addPostSrcOperation("-size {$size['width']}x{$size['height']} xc:{$this->_params['background']} "
-// . "-fill {$this->_params['background']} -draw \"matte 0,0 reset\"");
- $this->_image->addPostSrcOperation('\( +clone -background black -shadow 80x' . $this->_params['fade'] . '+' . $this->_params['distance'] . '+' . $this->_params['distance'] . ' \) +swap -background none -flatten +repage -bordercolor ' . $this->_params['background'] . ' -border ' . $this->_params['padding']);
- }
- $this->_image->_width = 0;
- $this->_image->_height = 0;
-
- return true;
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Effect for composing multiple images into a single image.
- *
- * Copyright 2007-2009 The Horde Project (http://www.horde.org/)
- *
- * The technique for the Polaroid-like stack using the Imagick extension is
- * credited to Mikko Koppanen and is documented at http://valokuva.org
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_im_photo_stack extends Horde_Image_Effect
-{
- /**
- * Valid parameters for the stack effect
- *
- * images - An array of Horde_Image objects to stack. Images
- * are stacked in a FIFO manner, so that the top-most
- * image is the last one in this array.
- *
- * type - Determines the style for the composition.
- * 'plain' or 'polaroid' are supported.
- *
- * resize_height - The height that each individual thumbnail
- * should be resized to before composing on the image.
- *
- * padding - How much padding should we ensure is left around
- * the active image area?
- *
- * background - The background canvas color - this is used as the
- * color to set any padding to.
- *
- * bordercolor - If using type 'plain' this sets the color of the
- * border that each individual thumbnail gets.
- *
- * borderwidth - If using type 'plain' this sets the width of the
- * border on each individual thumbnail.
- *
- * offset - If using type 'plain' this determines the amount of
- * x and y offset to give each successive image when
- * it is placed on the top of the stack.
- *
- * @var array
- */
- protected $_params = array('type' => 'plain',
- 'resize_height' => '150',
- 'padding' => 0,
- 'background' => 'none',
- 'bordercolor' => '#333',
- 'borderwidth' => 1,
- 'borderrounding' => 10,
- 'offset' => 5);
-
- /**
- * Create the photo_stack
- *
- */
- public function apply()
- {
- $i = 1;
- $cnt = count($this->_params['images']);
- if ($cnt <=0) {
- return PEAR::raiseError('No images provided');
- }
- if (!is_null($this->_image->_imagick) &&
- $this->_image->_imagick->methodExists('polaroidImage') &&
- $this->_image->_imagick->methodExists('trimImage')) {
-
- $imgs = array();
- $length = 0;
-
- switch ($this->_params['type']) {
- case 'plain':
- case 'rounded':
- $haveBottom = false;
- // First, we need to resize the top image to get the dimensions
- // for the rest of the stack.
- $topimg = new Horde_Image_ImagickProxy();
- $topimg->clear();
- $topimg->readImageBlob($this->_params['images'][$cnt - 1]->raw());
- $topimg->thumbnailImage(
- $this->_params['resize_height'],
- $this->_params['resize_height'],
- true);
- if ($this->_params['type'] == 'rounded') {
- $topimg = $this->_roundBorder($topimg);
- }
-
- $size = $topimg->getImageGeometry();
- foreach ($this->_params['images'] as $image) {
- $imgk= new Horde_Image_ImagickProxy();
- $imgk->clear();
- $imgk->readImageBlob($image->raw());
- if ($i++ <= $cnt) {
- $imgk->thumbnailImage($size['width'], $size['height'],
- false);
- } else {
- $imgk->destroy();
- $imgk = $topimg->cloneIM();
- }
-
- if ($this->_params['type'] == 'rounded') {
- $imgk = $this->_roundBorder($imgk);
- } else {
- $imgk->borderImage($this->_params['bordercolor'], 1, 1);
- }
- // Only shadow the bottom image for 'plain' stacks
- if (!$haveBottom) {
- $shad = $imgk->cloneIM();
- $shad->setImageBackgroundColor('black');
- $shad->shadowImage(80, 4, 0, 0);
- $shad->compositeImage($imgk,
- constant('Imagick::COMPOSITE_OVER'),
- 0, 0);
- $imgk->clear();
- $imgk->addImage($shad);
- $shad->destroy();
- $haveBottom = true;
- }
- // Get the geometry of the image and remember the largest.
- $geo = $imgk->getImageGeometry();
- $length = max(
- $length,
- sqrt(pow($geo['height'], 2) + pow($geo['width'], 2)));
-
- $imgs[] = $imgk;
- }
- break;
- case 'polaroid':
- foreach ($this->_params['images'] as $image) {
- $imgk= new Horde_Image_ImagickProxy();
- $imgk->clear();
- $imgk->readImageBlob($image->raw());
- $imgk->thumbnailImage($this->_params['resize_height'],
- $this->_params['resize_height'],
- true);
- $imgk->setImageBackgroundColor('black');
- if ($i++ == $cnt) {
- $angle = 0;
- } else {
- $angle = mt_rand(1, 45);
- if (mt_rand(1, 2) % 2 === 0) {
- $angle = $angle * -1;
- }
- }
- $result = $imgk->polaroidImage($angle);
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
- // Get the geometry of the image and remember the largest.
- $geo = $imgk->getImageGeometry();
- $length = max(
- $length,
- sqrt(pow($geo['height'], 2) + pow($geo['width'], 2)));
-
- $imgs[] = $imgk;
- }
- break;
- }
-
- // Make sure the background canvas is large enough to hold it all.
- $this->_image->_imagick->thumbnailImage($length * 1.5 + 20,
- $length * 1.5 + 20);
-
- // x and y offsets.
- $xo = $yo = (count($imgs) + 1) * $this->_params['offset'];
- foreach ($imgs as $image) {
- if ($this->_params['type'] == 'polaroid') {
- $xo = mt_rand(1, $this->_params['resize_height'] / 2);
- $yo = mt_rand(1, $this->_params['resize_height'] / 2);
- } elseif ($this->_params['type'] == 'plain' ||
- $this->_params['type'] == 'rounded') {
- $xo -= $this->_params['offset'];
- $yo -= $this->_params['offset'];
- }
-
- $this->_image->_imagick->compositeImage(
- $image, constant('Imagick::COMPOSITE_OVER'), $xo, $yo);
- $image->removeImage();
- $image->destroy();
- }
- // If we have a background other than 'none' we need to
- // compose two images together to make sure we *have* a background.
- if ($this->_params['background'] != 'none') {
- $size = $this->_image->getDimensions();
- $new = new Horde_Image_ImagickProxy($length * 1.5 + 20,
- $length * 1.5 + 20,
- $this->_params['background'],
- $this->_image->getType());
-
-
-
- $new->compositeImage($this->_image->_imagick,
- constant('Imagick::COMPOSITE_OVER'), 0, 0);
- $this->_image->_imagick->clear();
- $this->_image->_imagick->addImage($new);
- $new->destroy();
- }
- // Trim the canvas before resizing to keep the thumbnails as large
- // as possible.
- $this->_image->_imagick->trimImage(0);
- if ($this->_params['padding']) {
- $this->_image->_imagick->borderImage($this->_params['background'],
- $this->_params['padding'],
- $this->_params['padding']);
- }
-
- } else {
- // No Imagick installed - use im, but make sure we don't mix imagick
- // and convert.
- $this->_image->_imagick = null;
- $this->_image->raw();
-
- switch ($this->_params['type']) {
- case 'plain':
- case 'rounded':
- // Get top image dimensions, then force each bottom image to the
- // same dimensions.
- $this->_params['images'][$cnt - 1]->resize($this->_params['resize_height'],
- $this->_params['resize_height'],
- true);
- $size = $this->_params['images'][$cnt - 1]->getDimensions();
- //$this->_image->resize(2 * $this->_params['resize_height'], 2 * $this->_params['resize_height']);
- for ($i = 0; $i < $cnt; $i++) {
- $this->_params['images'][$i]->resize($size['height'], $size['width'], false);
- }
- $xo = $yo = (count($this->_params['images']) + 1) * $this->_params['offset'];
- $ops = '';
- $haveBottom = false;
- foreach ($this->_params['images'] as $image) {
- $xo -= $this->_params['offset'];
- $yo -= $this->_params['offset'];
-
- if ($this->_params['type'] == 'rounded') {
- $temp = $this->_roundBorder($image);
- } else {
- $temp = $image->toFile();
- }
- $this->_image->addFileToClean($temp);
- $ops .= ' \( ' . $temp . ' -background none -thumbnail ' . $size['width'] . 'x' . $size['height'] . '! -repage +' . $xo . '+' . $yo . ($this->_params['type'] == 'plain' ? ' -bordercolor "#333" -border 1 ' : ' ' ) . ((!$haveBottom) ? '\( +clone -shadow 80x4+0+0 \) +swap -mosaic' : '') . ' \) ';
- $haveBottom = true;
- }
-
- // The first -background none option below is only honored in
- // convert versions before 6.4 it seems. Without it specified as
- // none here, all stacks come out with a white background.
- $this->_image->addPostSrcOperation($ops . ' -background ' . $this->_params['background'] . ' -mosaic -bordercolor ' . $this->_params['background'] . ' -border ' . $this->_params['padding']);
-
- break;
-
- case 'polaroid':
- // Check for im version > 6.3.2
- $ver = $this->_image->getIMVersion();
- if (is_array($ver) && version_compare($ver[0], '6.3.2') >= 0) {
- $ops = '';
- foreach ($this->_params['images'] as $image) {
- $temp = $image->toFile();
- // Remember the temp files so we can nuke them later.
- $this->_image->addFileToClean($temp);
-
- // Don't rotate the top image.
- if ($i++ == $cnt) {
- $angle = 0;
- } else {
- $angle = mt_rand(1, 45);
- if (mt_rand(1, 2) % 2 === 0) {
- $angle = $angle * -1;
- }
- }
- $ops .= ' \( ' . $temp . ' -geometry +' . mt_rand(1, $this->_params['resize_height']) . '+' . mt_rand(1, $this->_params['resize_height']) . ' -thumbnail \'' . $this->_params['resize_height'] . 'x' . $this->_params['resize_height'] . '>\' -bordercolor Snow -border 1 -polaroid ' . $angle . ' \) ';
- }
- $this->_image->addPostSrcOperation('-background none' . $ops . '-mosaic -bordercolor ' . $this->_params['background'] . ' -border ' . $this->_params['padding']);
- } else {
- // An attempt at a -polaroid command free version of this
- // effect based on various examples and ideas at
- // http://imagemagick.org
- $ops = '';
- foreach ($this->_params['images'] as $image) {
- $temp = $image->toFile();
- $this->_image->addFileToClean($temp);
- if ($i++ == $cnt) {
- $angle = 0;
- } else {
- $angle = mt_rand(1, 45);
- if (mt_rand(1, 2) % 2 === 0) {
- $angle = $angle * -1;
- }
- }
- $ops .= '\( ' . $temp . ' -thumbnail \'' . $this->_params['resize_height'] . 'x' . $this->_params['resize_height']. '>\' -bordercolor "#eee" -border 4 -bordercolor grey90 -border 1 -bordercolor none -background none -rotate ' . $angle . ' -background none \( +clone -shadow 60x4+4+4 \) +swap -background none -flatten \) ';
- }
- $this->_image->addPostSrcOperation('-background none ' . $ops . '-mosaic -trim +repage -bordercolor ' . $this->_params['background'] . ' -border ' . $this->_params['padding']);
- }
- break;
- }
- }
-
- return true;
- }
-
- private function _roundBorder($image)
- {
- $context = array('tmpdir' => $this->_image->getTmpDir(),
- 'convert' => $this->_image->getConvertPath());
- if (!is_null($this->_image->_imagick)) {
- $size = $image->getImageGeometry();
- $new = Horde_Image::factory('im', array('context' => $context));
- $new->loadString('somestring', $image->getImageBlob());
- $image->destroy();
- $new->addEffect('round_corners', array('border' => 2, 'bordercolor' => '#111'));
- $new->applyEffects();
- $return = new Horde_Image_ImagickProxy($size['width'] + $this->_params['borderwidth'],
- $size['height'] + $this->_params['borderwidth'],
- $this->_params['bordercolor'],
- $this->_image->getType());
- $return->clear();
- $return->readImageBlob($new->raw());
- return $return;
- } else {
- $size = $image->getDimensions();
- $new = Horde_Image::factory('im', array('data' => $image->raw(), 'context' => $context));
- $new->addEffect('round_corners', array('border' => 2, 'bordercolor' => '#111', 'background' => 'none'));
- $new->applyEffects();
- return $new->toFile();
- }
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Effect for creating a polaroid looking image.
- *
- * Copyright 2007-2009 The Horde Project (http://www.horde.org/)
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_im_polaroid_image extends Horde_Image_Effect
-{
- /**
- * Valid parameters for the polaroid effect
- *
- * resize_height - The height that each individual thumbnail
- * should be resized to before composing on the image.
- *
- * background - The color of the image background.
- *
- * angle - Angle to rotate the image.
- *
- * shadowcolor - The color of the image shadow.
- */
-
- /**
- * @var array
- */
- protected $_params = array('background' => 'none',
- 'angle' => 0,
- 'shadowcolor' => 'black');
-
- /**
- * Create the effect
- *
- */
- public function apply()
- {
- if (!is_null($this->_image->_imagick) &&
- $this->_image->_imagick->methodExists('polaroidImage') &&
- $this->_image->_imagick->methodExists('trimImage')) {
-
- // This determines the color of the underlying shadow.
- $this->_image->_imagick->setImageBackgroundColor($this->_params['shadowcolor']);
-
- $result = $this->_image->_imagick->polaroidImage($this->_params['angle']);
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
-
- // We need to create a new image to composite the polaroid over.
- // (yes, even if it's a transparent background evidently)
- $size = $this->_image->getDimensions();
- $imk = new Horde_Image_ImagickProxy($size['width'],
- $size['height'],
- $this->_params['background'],
- $this->_image->getType());
-
- $result = $imk->compositeImage($this->_image->_imagick,
- constant('Imagick::COMPOSITE_OVER'),
- 0, 0);
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
- $this->_image->_imagick->clear();
- $this->_image->_imagick->addImage($imk);
- $imk->destroy();
-
- } else {
-
- // Check for im version > 6.3.2
- $this->_image->_imagick = null;
- $ver = $this->_image->getIMVersion();
- if (is_array($ver) && version_compare($ver[0], '6.3.2') >= 0) {
- $this->_image->addPostSrcOperation(sprintf("-bordercolor \"#eee\" -background none -polaroid %s \( +clone -fill %s -draw 'color 0,0 reset' \) +swap +flatten",
- $this->_params['angle'], $this->_params['background']));
- } else {
- $size = $this->_image->getDimensions();
- $this->_image->addPostSrcOperation(sprintf("-bordercolor \"#eee\" -border 8 bordercolor grey90 -border 1 -bordercolor none -background none -rotate %s \( +clone -shadow 60x1.5+1+1 -rotate 90 -wave 1x%s -rotate 90 \) +swap -rotate 90 -wave 1x%s -rotate -90 -flatten \( +clone -fill %s -draw 'color 0,0 reset ' \) +swap -flatten",
- $this->_params['angle'], $size['height'] * 2, $size['height'] * 2, $this->_params['background']));
- }
-
- return true;
- }
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Image effect for rounding image corners.
- *
- * Copyright 2007-2009 The Horde Project (http://www.horde.org/)
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_im_round_corners extends Horde_Image_Effect
-{
- /**
- * Valid parameters:
- *
- * radius - Radius of rounded corners.
- *
- * @var array
- */
- protected $_params = array('radius' => 10,
- 'background' => 'none',
- 'border' => 0,
- 'bordercolor' => 'none');
-
- public function apply()
- {
- /* Use imagick extension if available */
- $round = $this->_params['radius'];
- // Apparently roundCorners() requires imagick to be compiled against
- // IM > 6.2.8.
- if (!is_null($this->_image->_imagick) &&
- $this->_image->_imagick->methodExists('roundCorners')) {
- $result = $this->_image->_imagick->roundCorners($round, $round);
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
-
- // Using a border?
- if ($this->_params['bordercolor'] != 'none' &&
- $this->_params['border'] > 0) {
-
- $size = $this->_image->getDimensions();
-
- $new = new Horde_Image_ImagickProxy($size['width'] + $this->_params['border'],
- $size['height'] + $this->_params['border'],
- $this->_params['bordercolor'],
- $this->_image->getType());
-
- $result = $new->roundCorners($round, $round);
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
- $new->compositeImage($this->_image->_imagick,
- constant('Imagick::COMPOSITE_OVER'), 1, 1);
- $this->_image->_imagick->clear();
- $this->_image->_imagick->addImage($new);
- $new->destroy();
- }
-
- // If we have a background other than 'none' we need to
- // compose two images together to make sure we *have* a background.
- if ($this->_params['background'] != 'none') {
- $size = $this->_image->getDimensions();
- $new = new Horde_Image_ImagickProxy($size['width'],
- $size['height'],
- $this->_params['background'],
- $this->_image->getType());
-
-
-
- $new->compositeImage($this->_image->_imagick,
- constant('Imagick::COMPOSITE_OVER'), 0, 0);
- $this->_image->_imagick->clear();
- $this->_image->_imagick->addImage($new);
- $new->destroy();
- }
- } else {
- // Get image dimensions
- $dimensions = $this->_image->getDimensions();
- $height = $dimensions['height'];
- $width = $dimensions['width'];
-
- // Make sure we don't attempt to use Imagick for any other effects
- // to make sure we do them in the proper order.
- $this->_image->_imagick = null;
-
- $this->_image->addOperation("-size {$width}x{$height} xc:{$this->_params['background']} "
- . "-fill {$this->_params['background']} -draw \"matte 0,0 reset\" -tile");
-
- $this->_image->roundedRectangle(round($round / 2),
- round($round / 2),
- $width - round($round / 2) - 2,
- $height - round($round / 2) - 2,
- $round + 2,
- 'none',
- 'white');
- }
-
- // Reset width/height since these might have changed
- $this->_image->_width = 0;
- $this->_image->_height = 0;
-
- return true;
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Image effect for watermarking images with text for the im driver..
- *
- * Copyright 2007-2009 The Horde Project (http://www.horde.org/)
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_Effect_im_text_watermark extends Horde_Image_Effect
-{
- /**
- * Valid parameters for watermark effects:
- *
- * text (required) - The text of the watermark.
- * halign - The horizontal placement
- * valign - The vertical placement
- * font - The font name or family to use
- * fontsize - The size of the font to use
- * (small, medium, large, giant)
- *
- * @var array
- */
- protected $_params = array('halign' => 'right',
- 'valign' => 'bottom',
- 'font' => 'courier',
- 'fontsize' => 'small');
-
- /**
- * Add the watermark
- *
- */
- public function apply()
- {
- /* Determine placement on image */
- switch ($this->_params['valign']) {
- case 'bottom':
- $v = 'south';
- break;
- case 'center':
- $v = 'center';
- break;
- default:
- $v = 'north';
- }
-
- switch ($this->_params['halign']) {
- case 'right':
- $h = 'east';
- break;
- case 'center':
- $h = 'center';
- break;
- default:
- $h = 'west';
-
- }
- if (($v == 'center' && $h != 'center') ||
- ($v == 'center' && $h == 'center')) {
- $gravity = $h;
- } elseif ($h == 'center' && $v != 'center') {
- $gravity = $v;
- } else {
- $gravity = $v . $h;
- }
- /* Determine font point size */
- $point = $this->_image->getFontSize($this->_params['fontsize']);
- $this->_image->raw();
- $this->_image->addPostSrcOperation(' -font ' . $this->_params['font'] . ' -pointsize ' . $point . ' \( +clone -resize 1x1 -fx 1-intensity -threshold 50% -scale 32x32 -write mpr:color +delete \) -tile mpr:color -gravity ' . $gravity . ' -annotate +20+10 "' . $this->_params['text'] . '"');
- $this->_image->raw();
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * This class implements the Horde_Image:: API for the PHP GD
- * extension. It mainly provides some utility functions, such as the
- * ability to make pixels, for now.
- *
- * Copyright 2002-2009 The Horde Project (http://www.horde.org/)
- *
- * See the enclosed file COPYING for license information (LGPL). If you
- * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
- *
- * @author Chuck Hagenbuch <chuck@horde.org>
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_gd extends Horde_Image
-{
-
- /**
- * Capabilites of this driver.
- *
- * @var array
- */
- protected $_capabilities = array('resize',
- 'crop',
- 'rotate',
- 'flip',
- 'mirror',
- 'grayscale',
- 'sepia',
- 'yellowize',
- 'canvas');
-
- /**
- * GD Image resource for the current image data.
- *
- * @TODO: Having this protected probably breaks effects
- * @var resource
- */
- protected $_im;
-
- /**
- * Const'r
- *
- * @param $params
- *
- * @return Horde_Image_gd
- */
- public function __construct($params, $context = array())
- {
- parent::__construct($params, $context);
- if (!empty($params['width'])) {
- $this->_im = $this->create($this->_width, $this->_height);
- if (is_a($this->_im, 'PEAR_Error')) {
- return $this->_im;
- }
- if (is_resource($this->_im)) {
- $this->call('imageFill', array($this->_im, 0, 0, $this->_allocateColor($this->_background)));
- }
- }
- }
-
- public function __get($property)
- {
- switch ($property) {
- case '_im':
- return $this->_im;
- }
- }
-
- /**
- * Display the current image.
- */
- public function display()
- {
- $this->headers();
-
- return $this->call('image' . $this->_type, array($this->_im));
- }
-
- /**
- * Returns the raw data for this image.
- *
- * @param boolean $convert (ignored)
- *
- * @return string The raw image data.
- */
- public function raw($convert = false)
- {
- if (!is_resource($this->_im)) {
- return '';
- }
-
- return Util::bufferOutput('image' . $this->_type, $this->_im);
- }
-
- /**
- * Reset the image data.
- */
- public function reset()
- {
- parent::reset();
- if (is_resource($this->_im)) {
- return $this->call('imageDestroy', array($this->_im));
- }
-
- return true;
- }
-
- /**
- * Get the height and width of the current image.
- *
- * @return array An hash with 'width' containing the width,
- * 'height' containing the height of the image.
- */
- public function getDimensions()
- {
- if (is_a($this->_im, 'PEAR_Error')) {
- return $this->_im;
- } elseif (is_resource($this->_im) && $this->_width == 0 && $this->_height ==0) {
- $this->_width = $this->call('imageSX', array($this->_im));
- $this->_height = $this->call('imageSY', array($this->_im));
- return array('width' => $this->_width,
- 'height' => $this->_height);
- } else {
- return array('width' => $this->_width,
- 'height' => $this->_height);
- }
- }
-
- /**
- * Creates a color that can be accessed in this object. When a
- * color is set, the integer resource of it is returned.
- *
- * @param string $name The name of the color.
- * @param int $alpha Alpha transparency (0 - 127)
- *
- * @return integer The resource of the color that can be passed to GD.
- */
- private function _allocateColor($name, $alpha = 0)
- {
- static $colors = array();
-
- if (empty($colors[$name])) {
- list($r, $g, $b) = self::getRGB($name);
- $colors[$name] = $this->call('imageColorAllocateAlpha', array($this->_im, $r, $g, $b, $alpha));
- }
-
- return $colors[$name];
- }
-
- /**
- *
- *
- * @param $font
- * @return unknown_type
- */
- private function _getFont($font)
- {
- switch ($font) {
- case 'tiny':
- return 1;
-
- case 'medium':
- return 3;
-
- case 'large':
- return 4;
-
- case 'giant':
- return 5;
-
- case 'small':
- default:
- return 2;
- }
- }
-
- /**
- * Load the image data from a string.
- *
- * @param string $id An arbitrary id for the image.
- * @param string $image_data The data to use for the image.
- */
- public function loadString($id, $image_data)
- {
- if ($id != $this->_id) {
- if ($this->_im) {
- if (is_a($result = $this->reset(), 'PEAR_Error')) {
- return $result;
- }
- }
- $this->_im = $this->call('imageCreateFromString', array($image_data));
- $this->_id = $id;
- if (is_a($this->_im, 'PEAR_Error')) {
- return $this->_im;
- }
- }
- }
-
- /**
- * Load the image data from a file.
- *
- * @param string $filename The full path and filename to the file to load
- * the image data from. The filename will also be
- * used for the image id.
- *
- * @return mixed true on success | PEAR Error if file does not exist or
- * could not be loaded.
- */
- public function loadFile($filename)
- {
- if (is_a($result = $this->reset(), 'PEAR_Error')) {
- return $result;
- }
-
- if (is_a($info = $this->call('getimagesize', array($filename)), 'PEAR_Error')) {
- return $info;
- }
-
- if (is_array($info)) {
- switch ($info[2]) {
- case 1:
- if (function_exists('imagecreatefromgif')) {
- $this->_im = $this->call('imagecreatefromgif', array($filename));
- }
- break;
- case 2:
- $this->_im = $this->call('imagecreatefromjpeg', array($filename));
- break;
- case 3:
- $this->_im = $this->call('imagecreatefrompng', array($filename));
- break;
- case 15:
- if (function_exists('imagecreatefromgwbmp')) {
- $this->_im = $this->call('imagecreatefromgwbmp', array($filename));
- }
- break;
- case 16:
- $this->_im = $this->call('imagecreatefromxbm', array($filename));
- break;
- }
- }
-
- if (is_a($this->_im, 'PEAR_Error')) {
- return $this->_im;
- }
-
- if (is_resource($this->_im)) {
- return true;
- }
-
- $result = parent::loadFile($filename);
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
-
- return $this->_im = $this->call('imageCreateFromString', array($this->_data));
- }
-
- /**
- * Resize the current image.
- *
- * @param integer $width The new width.
- * @param integer $height The new height.
- * @param boolean $ratio Maintain original aspect ratio.
- *
- * @return PEAR_Error on failure
- */
- public function resize($width, $height, $ratio = true)
- {
- /* Abort if we're asked to divide by zero, truncate the image
- * completely in either direction, or there is no image data.
- * @TODO: This should throw an exception
- */
- if (!$width || !$height || !is_resource($this->_im)) {
- return;
- }
-
- if ($ratio) {
- if ($width / $height > $this->call('imageSX', array($this->_im)) / $this->call('imageSY', array($this->_im))) {
- $width = $height * $this->call('imageSX', array($this->_im)) / $this->call('imageSY', array($this->_im));
- } else {
- $height = $width * $this->call('imageSY', array($this->_im)) / $this->call('imageSX', array($this->_im));
- }
- }
-
- $im = $this->_im;
- $this->_im = $this->create($width, $height);
-
- /* Reset geometry since it will change */
- $this->_width = 0;
- $this->_height = 0;
-
- if (is_a($this->_im, 'PEAR_Error')) {
- return $this->_im;
- }
- if (is_a($result = $this->call('imageFill', array($this->_im, 0, 0, $this->call('imageColorAllocate', array($this->_im, 255, 255, 255)))), 'PEAR_Error')) {
- return $result;
- }
- if (is_a($this->call('imageCopyResampled', array($this->_im, $im, 0, 0, 0, 0, $width, $height, $this->call('imageSX', array($im)), $this->call('imageSY', array($im)))), 'PEAR_Error')) {
- return $this->call('imageCopyResized', array($this->_im, $im, 0, 0, 0, 0, $width, $height, $this->call('imageSX', array($im)), $this->call('imageSY', array($im))));
- }
- }
-
- /**
- * Crop the current image.
- *
- * @param integer $x1 The top left corner of the cropped image.
- * @param integer $y1 The top right corner of the cropped image.
- * @param integer $x2 The bottom left corner of the cropped image.
- * @param integer $y2 The bottom right corner of the cropped image.
- */
- public function crop($x1, $y1, $x2, $y2)
- {
- $im = $this->_im;
- $this->_im = $this->create($x2 - $x1, $y2 - $y1);
- if (is_a($this->_im, 'PEAR_Error')) {
- return $this->_im;
- }
- $this->_width = 0;
- $this->_height = 0;
- return $this->call('imageCopy', array($this->_im, $im, 0, 0, $x1, $y1, $x2 - $x1, $y2 - $y1));
- }
-
- /**
- * Rotate the current image.
- *
- * @param integer $angle The angle to rotate the image by,
- * in the clockwise direction
- * @param integer $background The background color to fill any triangles
- */
- public function rotate($angle, $background = 'white')
- {
- $background = $this->_allocateColor($background);
- if (is_a($background, 'PEAR_Error')) {
- return $background;
- }
-
- $this->_width = 0;
- $this->_height = 0;
-
- switch ($angle) {
- case '90':
- $x = $this->call('imageSX', array($this->_im));
- $y = $this->call('imageSY', array($this->_im));
- $xymax = max($x, $y);
-
- $im = $this->create($xymax, $xymax);
- if (is_a($im, 'PEAR_Error')) {
- return $im;
- }
- if (is_a($result = $this->call('imageCopy', array($im, $this->_im, 0, 0, 0, 0, $x, $y)), 'PEAR_Error')) {
- return $result;
- }
- $im = $this->call('imageRotate', array($im, 270, $background));
- if (is_a($im, 'PEAR_Error')) {
- return $im;
- }
- $this->_im = $im;
- $im = $this->create($y, $x);
- if (is_a($im, 'PEAR_Error')) {
- return $im;
- }
- if ($x < $y) {
- if (is_a($result = $this->call('imageCopy', array($im, $this->_im, 0, 0, 0, 0, $xymax, $xymax)), 'PEAR_Error')) {
- return $result;
- }
- } elseif ($x > $y) {
- if (is_a($result = $this->call('imageCopy', array($im, $this->_im, 0, 0, $xymax - $y, $xymax - $x, $xymax, $xymax)), 'PEAR_Error')) {
- return $result;
- }
- }
- $this->_im = $im;
- break;
-
- default:
- $this->_im = $this->call('imageRotate', array($this->_im, 360 - $angle, $background));
- if (is_a($this->_im, 'PEAR_Error')) {
- return $this->_im;
- }
- break;
- }
- }
-
- /**
- * Flip the current image.
- */
- public function flip()
- {
- $x = $this->call('imageSX', array($this->_im));
- $y = $this->call('imageSY', array($this->_im));
-
- $im = $this->create($x, $y);
- if (is_a($im, 'PEAR_Error')) {
- return $im;
- }
- for ($curY = 0; $curY < $y; $curY++) {
- if (is_a($result = $this->call('imageCopy', array($im, $this->_im, 0, $y - ($curY + 1), 0, $curY, $x, 1)), 'PEAR_Error')) {
- return $result;
- }
- }
-
- $this->_im = $im;
- }
-
- /**
- * Mirror the current image.
- */
- public function mirror()
- {
- $x = $this->call('imageSX', array($this->_im));
- $y = $this->call('imageSY', array($this->_im));
-
- $im = $this->create($x, $y);
- if (is_a($im, 'PEAR_Error')) {
- return $im;
- }
- for ($curX = 0; $curX < $x; $curX++) {
- if (is_a($result = $this->call('imageCopy', array($im, $this->_im, $x - ($curX + 1), 0, $curX, 0, 1, $y)), 'PEAR_Error')) {
- return $result;
- }
- }
-
- $this->_im = $im;
- }
-
- /**
- * Convert the current image to grayscale.
- */
- public function grayscale()
- {
- $rateR = .229;
- $rateG = .587;
- $rateB = .114;
- $whiteness = 3;
-
- if ($this->call('imageIsTrueColor', array($this->_im)) === true) {
- if (is_a($result = $this->call('imageTrueColorToPalette', array($this->_im, true, 256)), 'PEAR_Error')) {
- return $result;
- }
- }
-
- $colors = min(256, $this->call('imageColorsTotal', array($this->_im)));
- for ($x = 0; $x < $colors; $x++) {
- $src = $this->call('imageColorsForIndex', array($this->_im, $x));
- if (is_a($src, 'PEAR_Error')) {
- return $src;
- }
- $new = min(255, abs($src['red'] * $rateR + $src['green'] * $rateG + $src['blue'] * $rateB) + $whiteness);
- if (is_a($result = $this->call('imageColorSet', array($this->_im, $x, $new, $new, $new)), 'PEAR_Error')) {
- return $result;
- }
- }
- }
-
- /**
- * Sepia filter.
- *
- * Basically turns the image to grayscale and then adds some
- * defined tint on it (R += 30, G += 43, B += -23) so it will
- * appear to be a very old picture.
- *
- * @param integer $threshold (Ignored in GD driver for now)
- */
- public function sepia($threshold = 85)
- {
- $tintR = 80;
- $tintG = 43;
- $tintB = -23;
- $rateR = .229;
- $rateG = .587;
- $rateB = .114;
- $whiteness = 3;
-
- if ($this->call('imageIsTrueColor', array($this->_im)) === true) {
- if (is_a($result = $this->call('imageTrueColorToPalette', array($this->_im, true, 256)), 'PEAR_Error')) {
- return $result;
- }
- }
-
- $colors = max(256, $this->call('imageColorsTotal', array($this->_im)));
- for ($x = 0; $x < $colors; $x++) {
- $src = $this->call('imageColorsForIndex', array($this->_im, $x));
- if (is_a($src, 'PEAR_Error')) {
- return $src;
- }
- $new = min(255, abs($src['red'] * $rateR + $src['green'] * $rateG + $src['blue'] * $rateB) + $whiteness);
- $r = min(255, $new + $tintR);
- $g = min(255, $new + $tintG);
- $b = min(255, $new + $tintB);
- if (is_a($result = $this->call('imageColorSet', array($this->_im, $x, $r, $g, $b)), 'PEAR_Error')) {
- return $result;
- }
- }
- }
-
- /**
- * Yellowize filter.
- *
- * Adds a layer of yellow that can be transparent or solid. If
- * $intensityA is 255 the image will be 0% transparent (solid).
- *
- * @param integer $intensityY How strong should the yellow (red and green) be? (0-255)
- * @param integer $intensityB How weak should the blue be? (>= 2, in the positive limit it will be make BLUE 0)
- */
- public function yellowize($intensityY = 50, $intensityB = 3)
- {
- if ($this->call('imageIsTrueColor', array($this->_im)) === true) {
- if (is_a($result = $this->call('imageTrueColorToPalette', array($this->_im, true, 256)), 'PEAR_Error')) {
- return $result;
- }
- }
-
- $colors = max(256, $this->call('imageColorsTotal', array($this->_im)));
- for ($x = 0; $x < $colors; $x++) {
- $src = $this->call('imageColorsForIndex', array($this->_im, $x));
- if (is_a($src, 'PEAR_Error')) {
- return $src;
- }
- $r = min($src['red'] + $intensityY, 255);
- $g = min($src['green'] + $intensityY, 255);
- $b = max(($r + $g) / max($intensityB, 2), 0);
- if (is_a($result = $this->call('imageColorSet', array($this->_im, $x, $r, $g, $b)), 'PEAR_Error')) {
- return $result;
- }
- }
- }
-
- /**
- * Draws a text string on the image in a specified location, with
- * the specified style information.
- *
- * @param string $string The text to draw.
- * @param integer $x The left x coordinate of the start of the
- * text string.
- * @param integer $y The top y coordinate of the start of the text
- * string.
- * @param string $font The font identifier you want to use for the
- * text (ignored for GD - font determined by
- * $fontsize).
- * @param string $color The color that you want the text displayed in.
- * @param integer $direction An integer that specifies the orientation of
- * the text.
- * @param string $fontsize The font (size) to use.
- *
- * @return @TODO
- */
- public function text($string, $x, $y, $font = 'monospace', $color = 'black', $direction = 0, $fontsize = 'small')
- {
- $c = $this->_allocateColor($color);
- if (is_a($c, 'PEAR_Error')) {
- return $c;
- }
- $f = $this->_getFont($fontsize);
- switch ($direction) {
- case -90:
- case 270:
- $result = $this->call('imageStringUp', array($this->_im, $f, $x, $y, $string, $c));
- break;
-
- case 0:
- default:
- $result = $this->call('imageString', array($this->_im, $f, $x, $y, $string, $c));
- }
-
- return $result;
- }
-
- /**
- * Draw a circle.
- *
- * @param integer $x The x co-ordinate of the centre.
- * @param integer $y The y co-ordinate of the centre.
- * @param integer $r The radius of the circle.
- * @param string $color The line color of the circle.
- * @param string $fill The color to fill the circle.
- */
- public function circle($x, $y, $r, $color, $fill = null)
- {
- $c = $this->_allocateColor($color);
- if (is_a($c, 'PEAR_Error')) {
- return $c;
- }
- if (is_null($fill)) {
- $result = $this->call('imageEllipse', array($this->_im, $x, $y, $r * 2, $r * 2, $c));
- } else {
- if ($fill !== $color) {
- $fillColor = $this->_allocateColor($fill);
- if (is_a($fillColor, 'PEAR_Error')) {
- return $fillColor;
- }
- if (is_a($result = $this->call('imageFilledEllipse', array($this->_im, $x, $y, $r * 2, $r * 2, $fillColor)), 'PEAR_Error')) {
- return $result;
- }
- $result = $this->call('imageEllipse', array($this->_im, $x, $y, $r * 2, $r * 2, $c));
- } else {
- $result = $this->call('imageFilledEllipse', array($this->_im, $x, $y, $r * 2, $r * 2, $c));
- }
- }
- if (is_a($result, 'PEAR_Error')) {
- return $result;
- }
- }
-
- /**
- * Draw a polygon based on a set of vertices.
- *
- * @param array $vertices An array of x and y labeled arrays
- * (eg. $vertices[0]['x'], $vertices[0]['y'], ...).
- * @param string $color The color you want to draw the polygon with.
- * @param string $fill The color to fill the polygon.
- */
- public function polygon($verts, $color, $fill = 'none')
- {
- $vertices = array();
- foreach ($verts as $vert) {
- $vertices[] = $vert['x'];
- $vertices[] = $vert['y'];
- }
-
- if ($fill != 'none') {
- $f = $this->_allocateColor($fill);
- if (is_a($f, 'PEAR_Error')) {
- return $f;
- }
- if (is_a($result = $this->call('imageFilledPolygon', array($this->_im, $vertices, count($verts), $f)), 'PEAR_Error')) {
- return $result;
- }
- }
-
- if ($fill == 'none' || $fill != $color) {
- $c = $this->_allocateColor($color);
- if (is_a($c, 'PEAR_Error')) {
- return $c;
- }
- if (is_a($result = $this->call('imagePolygon', array($this->_im, $vertices, count($verts), $c)), 'PEAR_Error')) {
- return $result;
- }
- }
- }
-
- /**
- * Draw a rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rectangle with.
- */
- public function rectangle($x, $y, $width, $height, $color = 'black', $fill = 'none')
- {
- if ($fill != 'none') {
- $f = $this->_allocateColor($fill);
- if (is_a($f, 'PEAR_Error')) {
- return $f;
- }
- if (is_a($result = $this->call('imageFilledRectangle', array($this->_im, $x, $y, $x + $width, $y + $height, $f)), 'PEAR_Error')) {
- return $result;
- }
- }
-
- if ($fill == 'none' || $fill != $color) {
- $c = $this->_allocateColor($color);
- if (is_a($c, 'PEAR_Error')) {
- return $c;
- }
- if (is_a($result = $this->call('imageRectangle', array($this->_im, $x, $y, $x + $width, $y + $height, $c)), 'PEAR_Error')) {
- return $result;
- }
- }
- }
-
- /**
- * Draw a rounded rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param integer $round The width of the corner rounding.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rounded rectangle with.
- */
- public function roundedRectangle($x, $y, $width, $height, $round, $color = 'black', $fill = 'none')
- {
- if ($round <= 0) {
- // Optimize out any calls with no corner rounding.
- return $this->rectangle($x, $y, $width, $height, $color, $fill);
- }
-
- $c = $this->_allocateColor($color);
- if (is_a($c, 'PEAR_Error')) {
- return $c;
- }
-
- // Set corner points to avoid lots of redundant math.
- $x1 = $x + $round;
- $y1 = $y + $round;
-
- $x2 = $x + $width - $round;
- $y2 = $y + $round;
-
- $x3 = $x + $width - $round;
- $y3 = $y + $height - $round;
-
- $x4 = $x + $round;
- $y4 = $y + $height - $round;
-
- $r = $round * 2;
-
- // Calculate the upper left arc.
- $p1 = self::_arcPoints($round, 180, 225);
- $p2 = self::_arcPoints($round, 225, 270);
-
- // Calculate the upper right arc.
- $p3 = self::_arcPoints($round, 270, 315);
- $p4 = self::_arcPoints($round, 315, 360);
-
- // Calculate the lower right arc.
- $p5 = self::_arcPoints($round, 0, 45);
- $p6 = self::_arcPoints($round, 45, 90);
-
- // Calculate the lower left arc.
- $p7 = self::_arcPoints($round, 90, 135);
- $p8 = self::_arcPoints($round, 135, 180);
-
- // Draw the corners - upper left, upper right, lower right,
- // lower left.
- if (is_a($result = $this->call('imageArc', array($this->_im, $x1, $y1, $r, $r, 180, 270, $c)), 'PEAR_Error')) {
- return $result;
- }
- if (is_a($result = $this->call('imageArc', array($this->_im, $x2, $y2, $r, $r, 270, 360, $c)), 'PEAR_Error')) {
- return $result;
- }
- if (is_a($result = $this->call('imageArc', array($this->_im, $x3, $y3, $r, $r, 0, 90, $c)), 'PEAR_Error')) {
- return $result;
- }
- if (is_a($result = $this->call('imageArc', array($this->_im, $x4, $y4, $r, $r, 90, 180, $c)), 'PEAR_Error')) {
- return $result;
- }
-
- // Draw the connecting sides - top, right, bottom, left.
- if (is_a($result = $this->call('imageLine', array($this->_im, $x1 + $p2['x2'], $y1 + $p2['y2'], $x2 + $p3['x1'], $y2 + $p3['y1'], $c)), 'PEAR_Error')) {
- return $result;
- }
- if (is_a($result = $this->call('imageLine', array($this->_im, $x2 + $p4['x2'], $y2 + $p4['y2'], $x3 + $p5['x1'], $y3 + $p5['y1'], $c)), 'PEAR_Error')) {
- return $result;
- }
- if (is_a($result = $this->call('imageLine', array($this->_im, $x3 + $p6['x2'], $y3 + $p6['y2'], $x4 + $p7['x1'], $y4 + $p7['y1'], $c)), 'PEAR_Error')) {
- return $result;
- }
- if (is_a($result = $this->call('imageLine', array($this->_im, $x4 + $p8['x2'], $y4 + $p8['y2'], $x1 + $p1['x1'], $y1 + $p1['y1'], $c)), 'PEAR_Error')) {
- return $result;
- }
-
- if ($fill != 'none') {
- $f = $this->_allocateColor($fill);
- if (is_a($f, 'PEAR_Error')) {
- return $f;
- }
- if (is_a($result = $this->call('imageFillToBorder', array($this->_im, $x + ($width / 2), $y + ($height / 2), $c, $f)), 'PEAR_Error')) {
- return $result;
- }
- }
- }
-
- /**
- * Draw a line.
- *
- * @param integer $x0 The x co-ordinate of the start.
- * @param integer $y0 The y co-ordinate of the start.
- * @param integer $x1 The x co-ordinate of the end.
- * @param integer $y1 The y co-ordinate of the end.
- * @param string $color The line color.
- * @param string $width The width of the line.
- */
- public function line($x1, $y1, $x2, $y2, $color = 'black', $width = 1)
- {
- $c = $this->_allocateColor($color);
- if (is_a($c, 'PEAR_Error')) {
- return $c;
- }
-
- // Don't need to do anything special for single-width lines.
- if ($width == 1) {
- $result = $this->call('imageLine', array($this->_im, $x1, $y1, $x2, $y2, $c));
- } elseif ($x1 == $x2) {
- // For vertical lines, we can just draw a vertical
- // rectangle.
- $left = $x1 - floor(($width - 1) / 2);
- $right = $x1 + floor($width / 2);
- $result = $this->call('imageFilledRectangle', array($this->_im, $left, $y1, $right, $y2, $c));
- } elseif ($y1 == $y2) {
- // For horizontal lines, we can just draw a horizontal
- // filled rectangle.
- $top = $y1 - floor($width / 2);
- $bottom = $y1 + floor(($width - 1) / 2);
- $result = $this->call('imageFilledRectangle', array($this->_im, $x1, $top, $x2, $bottom, $c));
- } else {
- // Angled lines.
-
- // Make sure that the end points of the line are
- // perpendicular to the line itself.
- $a = atan2($y1 - $y2, $x2 - $x1);
- $dx = (sin($a) * $width / 2);
- $dy = (cos($a) * $width / 2);
-
- $verts = array($x2 + $dx, $y2 + $dy, $x2 - $dx, $y2 - $dy, $x1 - $dx, $y1 - $dy, $x1 + $dx, $y1 + $dy);
- $result = $this->call('imageFilledPolygon', array($this->_im, $verts, count($verts) / 2, $c));
- }
-
- return $result;
- }
-
- /**
- * Draw a dashed line.
- *
- * @param integer $x0 The x co-ordinate of the start.
- * @param integer $y0 The y co-ordinate of the start.
- * @param integer $x1 The x co-ordinate of the end.
- * @param integer $y1 The y co-ordinate of the end.
- * @param string $color The line color.
- * @param string $width The width of the line.
- * @param integer $dash_length The length of a dash on the dashed line
- * @param integer $dash_space The length of a space in the dashed line
- */
- public function dashedLine($x0, $y0, $x1, $y1, $color = 'black', $width = 1, $dash_length = 2, $dash_space = 2)
- {
- $c = $this->_allocateColor($color);
- if (is_a($c, 'PEAR_Error')) {
- return $c;
- }
- $w = $this->_allocateColor('white');
- if (is_a($w, 'PEAR_Error')) {
- return $w;
- }
-
- // Set up the style array according to the $dash_* parameters.
- $style = array();
- for ($i = 0; $i < $dash_length; $i++) {
- $style[] = $c;
- }
- for ($i = 0; $i < $dash_space; $i++) {
- $style[] = $w;
- }
-
- if (is_a($result = $this->call('imageSetStyle', array($this->_im, $style)), 'PEAR_Error')) {
- return $result;
- }
- if (is_a($result = $this->call('imageSetThickness', array($this->_im, $width)), 'PEAR_Error')) {
- return $result;
- }
- return $this->call('imageLine', array($this->_im, $x0, $y0, $x1, $y1, IMG_COLOR_STYLED));
- }
-
- /**
- * Draw a polyline (a non-closed, non-filled polygon) based on a
- * set of vertices.
- *
- * @param array $vertices An array of x and y labeled arrays
- * (eg. $vertices[0]['x'], $vertices[0]['y'], ...).
- * @param string $color The color you want to draw the line with.
- * @param string $width The width of the line.
- */
- public function polyline($verts, $color, $width = 1)
- {
- $first = true;
- foreach ($verts as $vert) {
- if (!$first) {
- if (is_a($result = $this->line($lastX, $lastY, $vert['x'], $vert['y'], $color, $width), 'PEAR_Error')) {
- return $result;
- }
- } else {
- $first = false;
- }
- $lastX = $vert['x'];
- $lastY = $vert['y'];
- }
- }
-
- /**
- * Draw an arc.
- *
- * @param integer $x The x co-ordinate of the centre.
- * @param integer $y The y co-ordinate of the centre.
- * @param integer $r The radius of the arc.
- * @param integer $start The start angle of the arc.
- * @param integer $end The end angle of the arc.
- * @param string $color The line color of the arc.
- * @param string $fill The fill color of the arc (defaults to none).
- */
- public function arc($x, $y, $r, $start, $end, $color = 'black', $fill = null)
- {
- $c = $this->_allocateColor($color);
- if (is_a($c, 'PEAR_Error')) {
- return $c;
- }
- if (is_null($fill)) {
- $result = $this->call('imageArc', array($this->_im, $x, $y, $r * 2, $r * 2, $start, $end, $c));
- } else {
- if ($fill !== $color) {
- $f = $this->_allocateColor($fill);
- if (is_a($f, 'PEAR_Error')) {
- return $f;
- }
- if (is_a($result = $this->call('imageFilledArc', array($this->_im, $x, $y, $r * 2, $r * 2, $start, $end, $f, IMG_ARC_PIE)), 'PEAR_Error')) {
- return $result;
- }
- $result = $this->call('imageFilledArc', array($this->_im, $x, $y, $r * 2, $r * 2, $start, $end, $c, IMG_ARC_EDGED | IMG_ARC_NOFILL));
- } else {
- $result = $this->call('imageFilledArc', array($this->_im, $x, $y, $r * 2, $r * 2, $start, $end, $c, IMG_ARC_PIE));
- }
- }
- return $result;
- }
-
- /**
- * Creates an image of the given size.
- * If possible the function returns a true color image.
- *
- * @param integer $width The image width.
- * @param integer $height The image height.
- *
- * @return resource|object PEAR Error The image handler or a PEAR_Error
- * on error.
- */
- public function create($width, $height)
- {
- $result = $this->call('imageCreateTrueColor', array($width, $height));
- if (!is_resource($result)) {
- // @TODO: Throw an exception here instead.
- $result = PEAR::raiseError(_("Could not create image."));
- }
-
- return $result;
- }
-
- /**
- * Wraps a call to a function of the gd extension.
- * If the call produces an error, a PEAR_Error is returned, the function
- * result otherwise.
- *
- * @param string $function The name of the function to wrap.
- * @param array $params An array with all parameters for that function.
- *
- * @return mixed Either the function result or a PEAR_Error if an error
- * occured when executing the function.
- */
- public function call($function, $params = null)
- {
- unset($php_errormsg);
- $track = ini_set('track_errors', 1);
- $error_mask = E_ALL & ~E_WARNING & ~E_NOTICE;
- error_reporting($error_mask);
- $result = call_user_func_array($function, $params);
- if ($track !== false) {
- ini_set('track_errors', $track);
- }
- error_reporting($GLOBALS['conf']['debug_level']);
- if (!empty($php_errormsg)) {
- $error_msg = $php_errormsg;
- require_once 'PEAR.php';
- $result = PEAR::raiseError($function . ': ' . $error_msg);
- }
- return $result;
- }
-
-}
+++ /dev/null
-<?php
-/**
- * This class implements the Horde_Image:: API for ImageMagick.
- *
- * Copyright 2002-2009 The Horde Project (http://www.horde.org/)
- *
- * See the enclosed file COPYING for license information (LGPL). If you
- * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
- *
- * @author Chuck Hagenbuch <chuck@horde.org>
- * @author Mike Cochrane <mike@graftonhall.co.nz>
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_im extends Horde_Image
-{
- /**
- * Capabilites of this driver.
- *
- * @var array
- */
- protected $_capabilities = array('resize',
- 'crop',
- 'rotate',
- 'grayscale',
- 'flip',
- 'mirror',
- 'sepia',
- 'canvas');
-
- /**
- * Operations to be performed before the source filename is specified on the
- * command line.
- *
- * @var array
- */
- protected $_operations = array();
-
- /**
- * Operations to be added after the source filename is specified on the
- * command line.
- *
- * @var array
- */
- protected $_postSrcOperations = array();
-
- /**
- * Reference to an Horde_Image_ImagickProxy object.
- *
- * @TODO: This needs to be public since some of the Effects need to
- * access this and possibly null it out. This will be resolved
- * when Imagick is pulled out into it's own driver.
- *
- * @var Imagick
- */
- public $_imagick = null;
-
- /**
- * An array of temporary filenames that need to be unlinked at the end of
- * processing. Use addFileToClean() from client code (Effects) to add files
- * to this array.
- *
- * @var array
- */
- protected $_toClean = array();
-
- /**
- * Path to the convert binary
- *
- * @string
- */
- protected $_convert = '';
-
- /**
- * Constructor.
- */
- public function __construct($params, $context = array())
- {
- parent::__construct($params, $context);
-
- if (empty($context['convert'])) {
- throw new InvalidArgumentException('A path to the convert binary is required.');
- }
- $this->_convert = $context['convert'];
-
- // TODO: Will be breaking out Imagick into it's own driver.
-
- // Imagick library doesn't play nice with outputting data for 0x0
- // images, so use 1x1 for our default if needed.
- if (Util::loadExtension('imagick')) {
- ini_set('imagick.locale_fix', 1);
- $this->_width = max(array($this->_width, 1));
- $this->_height = max(array($this->_height, 1));
- // Use a proxy for the Imagick calls to keep exception catching
- // code out of PHP4 compliant code.
- $this->_imagick = new Horde_Image_ImagickProxy($this->_width,
- $this->_height,
- $this->_background,
- $this->_type);
- // Yea, it's wasteful to create the proxy (which creates a blank
- // image) then overwrite it if we're passing in an image, but this
- // will be fixed in Horde 4 when imagick is broken out into it's own
- // proper driver.
- if (!empty($params['filename'])) {
- $this->loadFile($params['filename']);
- } elseif(!empty($params['data'])) {
- $this->loadString(md5($params['data']), $params['data']);
- } else {
- $this->_data = $this->_imagick->getImageBlob();
- }
-
- $this->_imagick->setImageFormat($this->_type);
- } else {
- if (!empty($params['filename'])) {
- $this->loadFile($params['filename']);
- } elseif (!empty($params['data'])) {
- $this->loadString(md5($params['data']), $params['data']);
- } else {
- $cmd = "-size {$this->_width}x{$this->_height} xc:{$this->_background} +profile \"*\" {$this->_type}:__FILEOUT__";
- $this->executeConvertCmd($cmd);
- }
- }
- }
-
- /**
- * Load the image data from a string. Need to override this method
- * in order to load the imagick object if we need to.
- *
- * @TODO: This can be nuked when imagick is broken out.
- *
- * @param string $id An arbitrary id for the image.
- * @param string $image_data The data to use for the image.
- */
- public function loadString($id, $image_data)
- {
- parent::loadString($id, $image_data);
- if (!is_null($this->_imagick)) {
- $this->_imagick->clear();
- $this->_imagick->readImageBlob($image_data);
- $this->_imagick->setFormat($this->_type);
- $this->_imagick->setIteratorIndex(0);
- }
- }
-
- /**
- * Load the image data from a file. Need to override this method
- * in order to load the imagick object if we need to.
- *
- * @TODO: Nuke when imagick is broken out.
- *
- * @param string $filename The full path and filename to the file to load
- * the image data from. The filename will also be
- * used for the image id.
- *
- * @return mixed PEAR Error if file does not exist or could not be loaded
- * otherwise NULL if successful or already loaded.
- */
- public function loadFile($filename)
- {
- parent::loadFile($filename);
- if (!is_null($this->_imagick)) {
- $this->_imagick->clear();
- $this->_imagick->readImageBlob($this->_data);
- $this->_imagick->setIteratorIndex(0);
- }
- }
-
- /**
- * Returns the raw data for this image.
- *
- * @param boolean $convert If true, the image data will be returned in the
- * target format, even if no other image operations
- * are present, otherwise, if no operations are
- * present, the current raw data is returned
- * unmodified.
- *
- * @return string The raw image data.
- */
- public function raw($convert = false)
- {
- // Make sure _data is sync'd with imagick object
- if (!is_null($this->_imagick)) {
- $this->_data = $this->_imagick->getImageBlob();
- }
-
- if (!empty($this->_data)) {
- // If there are no operations, and we already have data, don't
- // bother writing out files, just return the current data.
- if (!$convert &&
- !count($this->_operations) &&
- !count($this->_postSrcOperations)) {
- return $this->_data;
- }
-
- $tmpin = $this->toFile($this->_data);
- }
-
- // Perform convert command if needed
- if (count($this->_operations) || count($this->_postSrcOperations) || $convert) {
- $tmpout = Util::getTempFile('img', false, $this->_tmpdir);
- $command = $this->_convert . ' ' . implode(' ', $this->_operations)
- . ' "' . $tmpin . '"\'[0]\' '
- . implode(' ', $this->_postSrcOperations)
- . ' +profile "*" ' . $this->_type . ':"' . $tmpout . '" 2>&1';
- $this->_logDebug(sprintf("convert command executed by Horde_Image_im::raw(): %s", $command));
- exec($command, $output, $retval);
- if ($retval) {
- $this->_logErr(sprintf("Error running command: %s"), $command . "\n" . implode("\n", $output));
- }
-
- /* Empty the operations queue */
- $this->_operations = array();
- $this->_postSrcOperations = array();
-
- /* Load the result */
- $this->_data = file_get_contents($tmpout);
-
- // Keep imagick object in sync if we need to.
- // @TODO: Might be able to stop doing this once all operations
- // are doable through imagick api.
- if (!is_null($this->_imagick)) {
- $this->_imagick->clear();
- $this->_imagick->readImageBlob($this->_data);
- }
- }
-
- @unlink($tmpin);
- @unlink($tmpout);
-
- return $this->_data;
- }
-
- /**
- * Reset the image data.
- */
- public function reset()
- {
- parent::reset();
- $this->_operations = array();
- $this->_postSrcOperations = array();
- if (is_object($this->_imagick)) {
- $this->_imagick->clear();
- }
- $this->_width = 0;
- $this->_height = 0;
- }
-
- /**
- * Resize the current image. This operation takes place immediately.
- *
- * @param integer $width The new width.
- * @param integer $height The new height.
- * @param boolean $ratio Maintain original aspect ratio.
- * @param boolean $keepProfile Keep the image meta data.
- */
- public function resize($width, $height, $ratio = true, $keepProfile = false)
- {
- if (!is_null($this->_imagick)) {
- $this->_imagick->thumbnailImage($width, $height, $ratio);
- } else {
- $resWidth = $width * 2;
- $resHeight = $height * 2;
- $this->_operations[] = "-size {$resWidth}x{$resHeight}";
- if ($ratio) {
- $this->_postSrcOperations[] = (($keepProfile) ? "-resize" : "-thumbnail") . " {$width}x{$height}";
- } else {
- $this->_postSrcOperations[] = (($keepProfile) ? "-resize" : "-thumbnail") . " {$width}x{$height}!";
- }
- }
- // Reset the width and height instance variables since after resize
- // we don't know the *exact* dimensions yet (especially if we maintained
- // aspect ratio.
- // Refresh the data
- $this->raw();
- $this->_width = 0;
- $this->_height = 0;
- }
-
- /**
- * More efficient way of getting size if using imagick library.
- * *ALWAYS* use getDimensions() to get image geometry...instance
- * variables only cache geometry until it changes, then they go
- * to zero.
- *
- */
- public function getDimensions()
- {
- if (!is_null($this->_imagick)) {
- if ($this->_height == 0 && $this->_width == 0) {
- $size = $this->_imagick->getImageGeometry();
- if (is_a($size, 'PEAR_Error')) {
- return $size;
- }
- $this->_height = $size['height'];
- $this->_width = $size['width'];
- }
- return array('width' => $this->_width,
- 'height' => $this->_height);
- } else {
- return parent::getDimensions();
- }
- }
-
- /**
- * Crop the current image.
- *
- * @param integer $x1 x for the top left corner
- * @param integer $y1 y for the top left corner
- * @param integer $x2 x for the bottom right corner of the cropped image.
- * @param integer $y2 y for the bottom right corner of the cropped image.
- */
- public function crop($x1, $y1, $x2, $y2)
- {
- if (!is_null($this->_imagick)) {
- $result = $this->_imagick->cropImage($x2 - $x1, $y2 - $y1, $x1, $y1);
- $this->_imagick->setImagePage(0, 0, 0, 0);
- } else {
- $line = ($x2 - $x1) . 'x' . ($y2 - $y1) . '+' . $x1 . '+' . $y1;
- $this->_operations[] = '-crop ' . $line . ' +repage';
- $result = true;
- }
- // Reset width/height since these might change
- $this->raw();
- $this->_width = 0;
- $this->_height = 0;
-
- return $result;
- }
-
- /**
- * Rotate the current image.
- *
- * @param integer $angle The angle to rotate the image by,
- * in the clockwise direction.
- * @param integer $background The background color to fill any triangles.
- */
- public function rotate($angle, $background = 'white')
- {
- if (!is_null($this->_imagick)) {
- return $this->_imagick->rotateImage($background, $angle);
- } else {
- $this->raw();
- $this->_operations[] = "-background $background -rotate {$angle}";
- $this->raw();
- }
- // Reset width/height since these might have changed
- $this->_width = 0;
- $this->_height = 0;
- }
-
- /**
- * Flip the current image.
- */
- public function flip()
- {
- if (!is_null($this->_imagick)) {
- $this->_imagick->flipImage();
- } else {
- $this->_operations[] = '-flip';
- }
- }
-
- /**
- * Mirror the current image.
- */
- public function mirror()
- {
- if (!is_null($this->_imagick)) {
- $this->_imagick->flopImage();
- } else {
- $this->_operations[] = '-flop';
- }
- }
-
- /**
- * Convert the current image to grayscale.
- */
- public function grayscale()
- {
- if (!is_null($this->_imagick)) {
- $this->_imagick->setImageColorSpace(constant('Imagick::COLORSPACE_GRAY'));
- } else {
- $this->_postSrcOperations[] = '-colorspace GRAY';
- }
- }
-
- /**
- * Sepia filter.
- *
- * @param integer $threshold Extent of sepia effect.
- */
- public function sepia($threshold = 85)
- {
- if (!is_null($this->_imagick)) {
- $this->_imagick->sepiaToneImage($threshold);
- } else {
- $this->_operations[] = '-sepia-tone ' . $threshold . '%';
- }
- }
-
- /**
- * Draws a text string on the image in a specified location, with
- * the specified style information.
- *
- * @TODO: Need to differentiate between the stroke (border) and the fill color,
- * but this is a BC break, since we were just not providing a border.
- *
- * @param string $text The text to draw.
- * @param integer $x The left x coordinate of the start of the text string.
- * @param integer $y The top y coordinate of the start of the text string.
- * @param string $font The font identifier you want to use for the text.
- * @param string $color The color that you want the text displayed in.
- * @param integer $direction An integer that specifies the orientation of the text.
- * @param string $fontsize Size of the font (small, medium, large, giant)
- */
- public function text($string, $x, $y, $font = '', $color = 'black', $direction = 0, $fontsize = 'small')
- {
- if (!is_null($this->_imagick)) {
- $fontsize = self::getFontSize($fontsize);
-
- return $this->_imagick->text($string, $x, $y, $font, $color, $direction, $fontsize);
- } else {
- $string = addslashes('"' . $string . '"');
- $fontsize = self::getFontSize($fontsize);
- $this->_postSrcOperations[] = "-fill $color " . (!empty($font) ? "-font $font" : '') . " -pointsize $fontsize -gravity northwest -draw \"text $x,$y $string\" -fill none";
- }
- }
-
- /**
- * Draw a circle.
- *
- * @param integer $x The x coordinate of the centre.
- * @param integer $y The y coordinate of the centre.
- * @param integer $r The radius of the circle.
- * @param string $color The line color of the circle.
- * @param string $fill The color to fill the circle.
- */
- public function circle($x, $y, $r, $color, $fill = 'none')
- {
- if (!is_null($this->_imagick)) {
- return $this->_imagick->circle($x, $y, $r, $color, $fill);
- } else {
- $xMax = $x + $r;
- $this->_postSrcOperations[] = "-stroke $color -fill $fill -draw \"circle $x,$y $xMax,$y\" -stroke none -fill none";
- }
- }
-
- /**
- * Draw a polygon based on a set of vertices.
- *
- * @param array $vertices An array of x and y labeled arrays
- * (eg. $vertices[0]['x'], $vertices[0]['y'], ...).
- * @param string $color The color you want to draw the polygon with.
- * @param string $fill The color to fill the polygon.
- */
- public function polygon($verts, $color, $fill = 'none')
- {
- // TODO: For now, use only convert since ::polygon is called from other
- // methods that are convert-only for now.
- //if (!is_null($this->_imagick)) {
- //return $this->_imagick->polygon($verts, $color, $fill);
- //} else {
- $command = '';
- foreach ($verts as $vert) {
- $command .= sprintf(' %d,%d', $vert['x'], $vert['y']);
- }
- $this->_postSrcOperations[] = "-stroke $color -fill $fill -draw \"polygon $command\" -stroke none -fill none";
- //}
- }
-
- /**
- * Draw a rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rectangle.
- */
- public function rectangle($x, $y, $width, $height, $color, $fill = 'none')
- {
- if (!is_null($this->_imagick)) {
- $this->_imagick->rectangle($x, $y, $width, $height, $color, $fill);
- } else {
- $xMax = $x + $width;
- $yMax = $y + $height;
- $this->_postSrcOperations[] = "-stroke $color -fill $fill -draw \"rectangle $x,$y $xMax,$yMax\" -stroke none -fill none";
- }
- }
-
- /**
- * Draw a rounded rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param integer $round The width of the corner rounding.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rounded rectangle with.
- */
- public function roundedRectangle($x, $y, $width, $height, $round, $color, $fill)
- {
- if (!is_null($this->_imagick)) {
- $this->_imagick->roundedRectangle($x, $y, $width, $height, $round, $color, $fill);
- } else {
- $x1 = $x + $width;
- $y1 = $y + $height;
- $this->_postSrcOperations[] = "-stroke $color -fill $fill -draw \"roundRectangle $x,$y $x1,$y1 $round,$round\" -stroke none -fill none";
-
- }
- }
-
- /**
- * Draw a line.
- *
- * @param integer $x0 The x coordinate of the start.
- * @param integer $y0 The y coordinate of the start.
- * @param integer $x1 The x coordinate of the end.
- * @param integer $y1 The y coordinate of the end.
- * @param string $color The line color.
- * @param string $width The width of the line.
- */
- public function line($x0, $y0, $x1, $y1, $color = 'black', $width = 1)
- {
- if (!is_null($this->_imagick)) {
- return $this->_imagick->line($x0, $y0, $x1, $y1, $color, $width);
- } else {
- $this->_operations[] = "-stroke $color -strokewidth $width -draw \"line $x0,$y0 $x1,$y1\"";
- }
- }
-
- /**
- * Draw a dashed line.
- *
- * @param integer $x0 The x co-ordinate of the start.
- * @param integer $y0 The y co-ordinate of the start.
- * @param integer $x1 The x co-ordinate of the end.
- * @param integer $y1 The y co-ordinate of the end.
- * @param string $color The line color.
- * @param string $width The width of the line.
- * @param integer $dash_length The length of a dash on the dashed line
- * @param integer $dash_space The length of a space in the dashed line
- */
- public function dashedLine($x0, $y0, $x1, $y1, $color = 'black', $width = 1, $dash_length = 2, $dash_space = 2)
- {
- if (!is_null($this->_imagick)) {
- return $this->_imagick->dashedLine($x0, $y0, $x1, $y1, $color,
- $width, $dash_length,
- $dash_space);
- } else {
- $this->_operations[] = "-stroke $color -strokewidth $width -draw \"line $x0,$y0 $x1,$y1\"";
- }
- }
-
- /**
- * Draw a polyline (a non-closed, non-filled polygon) based on a
- * set of vertices.
- *
- * @param array $vertices An array of x and y labeled arrays
- * (eg. $vertices[0]['x'], $vertices[0]['y'], ...).
- * @param string $color The color you want to draw the line with.
- * @param string $width The width of the line.
- */
- public function polyline($verts, $color, $width = 1)
- {
- if (!is_null($this->_imagick)) {
- return $this->_imagick->polyline($verts, $color, $width);
- } else {
- $command = '';
- foreach ($verts as $vert) {
- $command .= sprintf(' %d,%d', $vert['x'], $vert['y']);
- }
- $this->_operations[] = "-stroke $color -strokewidth $width -fill none -draw \"polyline $command\" -strokewidth 1 -stroke none -fill none";
- }
- }
-
- /**
- * Draw an arc.
- *
- * @param integer $x The x coordinate of the centre.
- * @param integer $y The y coordinate of the centre.
- * @param integer $r The radius of the arc.
- * @param integer $start The start angle of the arc.
- * @param integer $end The end angle of the arc.
- * @param string $color The line color of the arc.
- * @param string $fill The fill color of the arc (defaults to none).
- */
- public function arc($x, $y, $r, $start, $end, $color = 'black', $fill = 'none')
- {
- // Split up arcs greater than 180 degrees into two pieces.
- $this->_postSrcOperations[] = "-stroke $color -fill $fill";
- $mid = round(($start + $end) / 2);
- $x = round($x);
- $y = round($y);
- $r = round($r);
- if ($mid > 90) {
- $this->_postSrcOperations[] = "-draw \"ellipse $x,$y $r,$r $start,$mid\"";
- $this->_postSrcOperations[] = "-draw \"ellipse $x,$y $r,$r $mid,$end\"";
- } else {
- $this->_postSrcOperations[] = "-draw \"ellipse $x,$y $r,$r $start,$end\"";
- }
-
- // If filled, draw the outline.
- if (!empty($fill)) {
- list($x1, $y1) = $this->_circlePoint($start, $r * 2);
- list($x2, $y2) = $this->_circlePoint($mid, $r * 2);
- list($x3, $y3) = $this->_circlePoint($end, $r * 2);
-
- // This seems to result in slightly better placement of
- // pie slices.
- $x++;
- $y++;
-
- $verts = array(array('x' => $x + $x3, 'y' => $y + $y3),
- array('x' => $x, 'y' => $y),
- array('x' => $x + $x1, 'y' => $y + $y1));
-
- if ($mid > 90) {
- $verts1 = array(array('x' => $x + $x2, 'y' => $y + $y2),
- array('x' => $x, 'y' => $y),
- array('x' => $x + $x1, 'y' => $y + $y1));
- $verts2 = array(array('x' => $x + $x3, 'y' => $y + $y3),
- array('x' => $x, 'y' => $y),
- array('x' => $x + $x2, 'y' => $y + $y2));
-
- $this->polygon($verts1, $fill, $fill);
- $this->polygon($verts2, $fill, $fill);
- } else {
- $this->polygon($verts, $fill, $fill);
- }
-
- $this->polyline($verts, $color);
-
- $this->_postSrcOperations[] = '-stroke none -fill none';
- }
- }
-
- public function applyEffects()
- {
- $this->raw();
- foreach ($this->_toClean as $tempfile) {
- @unlink($tempfile);
- }
- }
-
- /**
- * Method to execute a raw command directly in convert. Useful for executing
- * more involved operations that may require multiple convert commands
- * piped into each other for example. Really designed for use by im based
- * Horde_Image_Effect objects..
- *
- * The input and output files are quoted and substituted for __FILEIN__ and
- * __FILEOUT__ respectfully. In order to support piped convert commands, the
- * path to the convert command is substitued for __CONVERT__ (but the
- * initial convert command is added automatically).
- *
- * @param string $cmd The command string, with substitutable tokens
- * @param array $values Any values that should be substituted for tokens.
- *
- * @return
- */
- public function executeConvertCmd($cmd, $values = array())
- {
- // First, get a temporary file for the input
- if (strpos($cmd, '__FILEIN__') !== false) {
- $tmpin = $this->toFile($this->_data);
- } else {
- $tmpin = '';
- }
-
- // Now an output file
- $tmpout = Util::getTempFile('img', false, $this->_tmpdir);
-
- // Substitue them in the cmd string
- $cmd = str_replace(array('__FILEIN__', '__FILEOUT__', '__CONVERT__'),
- array('"' . $tmpin . '"', '"' . $tmpout . '"', $this->_convert),
- $cmd);
-
- //TODO: See what else needs to be replaced.
- $cmd = $this->_convert . ' ' . $cmd . ' 2>&1';
-
- // Log it
- $this->_logDebug(sprintf("convert command executed by Horde_Image_im::executeConvertCmd(): %s", $cmd));
- exec($cmd, $output, $retval);
- if ($retval) {
- $this->_logErr(sprintf("Error running command: %s", $cmd . "\n" . implode("\n", $output)));
- }
- $this->_data = file_get_contents($tmpout);
-
- @unlink($tmpin);
- @unlink($tmpout);
- }
-
-
- /**
- * Return point size for font
- */
- public static function getFontSize($fontsize)
- {
- switch ($fontsize) {
- case 'medium':
- $point = 18;
- break;
- case 'large':
- $point = 24;
- break;
- case 'giant':
- $point = 30;
- break;
- default:
- $point = 12;
- }
-
- return $point;
- }
-
-
- /**
- * Get the version of the convert command available. This needs to be
- * publicly visable since it's used by various Effects.
- *
- * @return A version string suitable for using in version_compare()
- */
- public function getIMVersion()
- {
- static $version = null;
- if (!is_array($version)) {
- if (!is_null($this->_imagick)) {
- $output = $this->_imagick->getVersion();
- $output[0] = $output['versionString'];
- } else {
- $commandline = $this->_convert . ' --version';
- exec($commandline, $output, $retval);
- }
- if (preg_match('/([0-9])\.([0-9])\.([0-9])/', $output[0], $matches)) {
- $version = $matches;
- return $matches;
- } else {
- return false;
- }
- }
- return $version;
- }
-
- public function addPostSrcOperation($operation)
- {
- $this->_postSrcOperations[] = $operation;
- }
-
- public function addOperation($operation)
- {
- $this->_operations[] = $operation;
- }
-
- public function addFileToClean($filename)
- {
- $this->_toClean[] = $filename;
- }
-
- public function getConvertPath()
- {
- return $this->_convert;
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * Imagick driver for the Horde_Image API
- *
- * Copyright 2007-2009 The Horde Project (http://www.horde.org/)
- *
- * See the enclosed file COPYING for license information (LGPL). If you
- * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
- *
- * @author Michael J. Rubinsky <mrubinsk@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_imagick
-{
- public function __construct($params, $context = array())
- {
- parent::__construct($params, $context);
- }
-}
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * This class implements the Horde_Image:: API for PNG images. It
- * mainly provides some utility functions, such as the ability to make
- * pixels or solid images for now.
- *
- * $Horde: framework/Image/Image/png.php,v 1.30 2009/01/06 17:49:20 jan Exp $
- *
- * Copyright 2003-2009 The Horde Project (http://www.horde.org/)
- *
- * See the enclosed file COPYING for license information (LGPL). If you
- * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
- *
- * @author Mike Cochrane <mike@graftonhall.co.nz>
- * @since Horde 3.0
- * @package Horde_Image
- */
-class Horde_Image_png extends Horde_Image {
-
- /**
- * The array of pixel data.
- *
- * @var array
- */
- var $_img = array();
-
- /**
- * Color depth (only 8 and 16 implemented).
- *
- * @var integer
- */
- var $_colorDepth = 8;
-
- /**
- * Color type (only 2 (true color) implemented).
- *
- * @var integer
- */
- var $_colorType = 2;
-
- /**
- * Compression method (0 is the only current valid value).
- *
- * @var integer
- */
- var $_compressionMethod = 0;
-
- /**
- * Filter method (0 is the only current valid value).
- *
- * @var integer
- */
- var $_filterMethod = 0;
-
- /**
- * Interlace method (only 0 (no interlace) implemented).
- *
- * @var integer
- */
- var $_interlaceMethod = 0;
-
- /**
- * PNG image constructor.
- */
- function Horde_Image_png($params)
- {
- parent::Horde_Image($params);
-
- if (!empty($params['width'])) {
- $this->rectangle(0, 0, $params['width'], $params['height'], $this->_background, $this->_background);
- }
- }
-
- function getContentType()
- {
- return 'image/png';
- }
-
- /**
- * Return the raw data for this image.
- *
- * @return string The raw image data.
- */
- function raw()
- {
- return
- $this->_header() .
- $this->_IHDR() .
-
- /* Say what created the image file. */
- $this->_tEXt('Software', 'Horde Framework Image_png Class') .
-
- /* Set the last modified date/time. */
- $this->_tIME() .
-
- $this->_IDAT() .
- $this->_IEND();
- }
-
- /**
- * Reset the image data.
- */
- function reset()
- {
- parent::reset();
- $this->_img = array();
- }
-
- /**
- * Draw a rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rectangle with.
- */
- function rectangle($x, $y, $width, $height, $color = 'black', $fill = 'none')
- {
- list($r, $g, $b) = $this->getRGB($color);
- if ($fill != 'none') {
- list($fR, $fG, $fB) = $this->getRGB($fill);
- }
-
- $x2 = $x + $width;
- $y2 = $y + $height;
-
- for ($h = $y; $h <= $y2; $h++) {
- for ($w = $x; $w <= $x2; $w++) {
- // See if we're on an edge.
- if ($w == $x || $h == $y || $w == $x2 || $h == $y2) {
- $this->_img[$h][$w] = array('r' => $r, 'g' => $g, 'b' => $b);
- } elseif ($fill != 'none') {
- $this->_img[$h][$w] = array('r' => $fR, 'g' => $fG, 'b' => $fB);
- }
- }
- }
- }
-
- /**
- * Create the PNG file header.
- */
- function _header()
- {
- return pack('CCCCCCCC', 137, 80, 78, 71, 13, 10, 26, 10);
- }
-
- /**
- * Create Image Header block.
- */
- function _IHDR()
- {
- $data = pack('a4NNCCCCC', 'IHDR', $this->_width, $this->_height, $this->_colorDepth, $this->_colorType, $this->_compressionMethod, $this->_filterMethod, $this->_interlaceMethod);
- return pack('Na' . strlen($data) . 'N', strlen($data) - 4, $data, crc32($data));
- }
-
- /**
- * Create IEND block.
- */
- function _IEND()
- {
- $data = 'IEND';
- return pack('Na' . strlen($data) . 'N', strlen($data) - 4, $data, crc32($data));
- }
-
- /**
- * Create Image Data block.
- */
- function _IDAT()
- {
- $data = '';
- $prevscanline = null;
- $filter = 0;
- for ($i = 0; $i < $this->_height; $i++) {
- $scanline = array();
- $data .= chr($filter);
- for ($j = 0; $j < $this->_width; $j++) {
- if ($this->_colorDepth == 8) {
- $scanline[$j] = pack('CCC', $this->_img[$i][$j]['r'], $this->_img[$i][$j]['g'], $this->_img[$i][$j]['b']);
- } elseif ($this->_colorDepth == 16) {
- $scanline[$j] = pack('nnn', $this->_img[$i][$j]['r'] << 8, $this->_img[$i][$j]['g'] << 8, $this->_img[$i][$j]['b'] << 8);
- }
-
- if ($filter == 0) {
- /* No Filter. */
- $data .= $scanline[$j];
- } elseif ($filter == 2) {
- /* Up Filter. */
- $pixel = $scanline[$j] - $prevscanline[$j];
- if ($this->_colorDepth == 8) {
- $data .= pack('CCC', $pixel >> 16, ($pixel >> 8) & 0xFF, $pixel & 0xFF);
- } elseif ($this->_colorDepth == 16) {
- $data .= pack('nnn', ($pixel >> 32), ($pixel >> 16) & 0xFFFF, $pixel & 0xFFFF);
- }
- }
- }
- $prevscanline = $scanline;
- }
- $compressed = gzdeflate($data, 9);
-
- $data = 'IDAT' . pack('CCa' . strlen($compressed) . 'a4', 0x78, 0x01, $compressed, $this->_Adler32($data));
- return pack('Na' . strlen($data) . 'N', strlen($data) - 4, $data, crc32($data));
- }
-
- /**
- * Create tEXt block.
- */
- function _tEXt($keyword, $text)
- {
- $data = 'tEXt' . $keyword . "\0" . $text;
- return pack('Na' . strlen($data) . 'N', strlen($data) - 4, $data, crc32($data));
- }
-
- /**
- * Create last modified time block.
- */
- function _tIME($date = null)
- {
- if (is_null($date)) {
- $date = time();
- }
-
- $data = 'tIME' . pack('nCCCCC', intval(date('Y', $date)), intval(date('m', $date)), intval(date('j', $date)), intval(date('G', $date)), intval(date('i', $date)), intval(date('s', $date)));
- return pack('Na' . strlen($data) . 'N', strlen($data) - 4, $data, crc32($data));
- }
-
- /**
- * Calculate an Adler32 checksum for a string.
- */
- function _Adler32($input)
- {
- $s1 = 1;
- $s2 = 0;
- $iMax = strlen($input);
- for ($i = 0; $i < $iMax; $i++) {
- $s1 = ($s1 + ord($input[$i])) % 0xFFF1;
- $s2 = ($s2 + $s1) % 0xFFF1;
- }
- return pack('N', (($s2 << 16) | $s1));
- }
-
-}
+++ /dev/null
-<?php
-/**
- * This class implements the Horde_Image:: API for SVG.
- *
- * Copyright 2002-2009 The Horde Project (http://www.horde.org/)
- *
- * See the enclosed file COPYING for license information (LGPL). If you
- * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
- *
- * @author Chuck Hagenbuch <chuck@horde.org>
- * @package Horde_Image
- */
-class Horde_Image_svg extends Horde_Image
-{
- protected $_svg;
-
- /**
- * Capabilites of this driver.
- *
- * @var array
- */
- protected $_capabilities = array('canvas');
-
- public function __construct($params)
- {
- parent::__construct($params);
- $this->_svg = new XML_SVG_Document(array('width' => $this->_width,
- 'height' => $this->_height));
- }
-
- public function getContentType()
- {
- return 'image/svg+xml';
- }
-
- public function display()
- {
- $this->_svg->printElement();
- }
-
- /**
- * Return the raw data for this image.
- *
- * @return string The raw image data.
- */
- public function raw()
- {
- return $this->_svg->bufferObject();
- }
-
- private function _createSymbol($s, $id)
- {
- $s->setParam('id', $id);
- $defs = new XML_SVG_Defs();
- $defs->addChild($s);
- $this->_svg->addChild($defs);
- }
-
- private function _createDropShadow($id = 'dropShadow')
- {
- $defs = new XML_SVG_Defs();
- $filter = new XML_SVG_Filter(array('id' => $id));
- $filter->addPrimitive('GaussianBlur', array('in' => 'SourceAlpha',
- 'stdDeviation' => 2,
- 'result' => 'blur'));
- $filter->addPrimitive('Offset', array('in' => 'blur',
- 'dx' => 4,
- 'dy' => 4,
- 'result' => 'offsetBlur'));
- $merge = new XML_SVG_FilterPrimitive('Merge');
- $merge->addMergeNode('offsetBlur');
- $merge->addMergeNode('SourceGraphic');
-
- $filter->addChild($merge);
- $defs->addChild($filter);
- $this->_svg->addChild($defs);
- }
-
- /**
- * Draws a text string on the image in a specified location, with
- * the specified style information.
- *
- * @param string $text The text to draw.
- * @param integer $x The left x coordinate of the start of the text string.
- * @param integer $y The top y coordinate of the start of the text string.
- * @param string $font The font identifier you want to use for the text.
- * @param string $color The color that you want the text displayed in.
- * @param integer $direction An integer that specifies the orientation of the text.
- */
- public function text($string, $x, $y, $font = 'monospace', $color = 'black', $direction = 0)
- {
- $height = 12;
- $style = 'font-family:' . $font . ';font-height:' . $height . 'px;fill:' . $this->getHexColor($color) . ';text-anchor:start;';
- $transform = 'rotate(' . $direction . ',' . $x . ',' . $y . ')';
- $this->_svg->addChild(new XML_SVG_Text(array('text' => $string,
- 'x' => (int)$x,
- 'y' => (int)$y + $height,
- 'transform' => $transform,
- 'style' => $style)));
- }
-
- /**
- * Draw a circle.
- *
- * @param integer $x The x coordinate of the centre.
- * @param integer $y The y coordinate of the centre.
- * @param integer $r The radius of the circle.
- * @param string $color The line color of the circle.
- * @param string $fill The color to fill the circle.
- */
- public function circle($x, $y, $r, $color, $fill = null)
- {
- if (!empty($fill)) {
- $style = 'fill:' . $this->getHexColor($fill) . '; ';
- } else {
- $style = 'fill:none;';
- }
- $style .= 'stroke:' . $this->getHexColor($color) . '; stroke-width:1';
-
- $this->_svg->addChild(new XML_SVG_Circle(array('cx' => $x,
- 'cy' => $y,
- 'r' => $r,
- 'style' => $style)));
- }
-
- /**
- * Draw a polygon based on a set of vertices.
- *
- * @param array $vertices An array of x and y labeled arrays
- * (eg. $vertices[0]['x'], $vertices[0]['y'], ...).
- * @param string $color The color you want to draw the polygon with.
- * @param string $fill The color to fill the polygon.
- */
- public function polygon($verts, $color, $fill = null)
- {
- if (!empty($fill)) {
- $style = 'fill:' . $this->getHexColor($fill) . '; ';
- } else {
- $style = 'fill:none;';
- }
- $style .= 'stroke:' . $this->getHexColor($color) . '; stroke-width:1';
-
- $points = '';
- foreach ($verts as $v) {
- $points .= $v['x'] . ',' . $v['y'] . ' ';
- }
- $points = trim($points);
-
- $this->_svg->addChild(new XML_SVG_Polygon(array('points' => $points,
- 'style' => $style)));
- }
-
- /**
- * Draw a rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rectangle.
- */
- public function rectangle($x, $y, $width, $height, $color, $fill = null)
- {
- if (!empty($fill)) {
- $style = 'fill:' . $this->getHexColor($fill) . '; ';
- } else {
- $style = 'fill:none;';
- }
- $style .= 'stroke:' . $this->getHexColor($color) . '; stroke-width:1';
-
- $this->_svg->addChild(new XML_SVG_Rect(array('x' => $x,
- 'y' => $y,
- 'width' => $width,
- 'height' => $height,
- 'style' => $style)));
- }
-
- /**
- * Draw a rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param integer $round The width of the corner rounding.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rectangle.
- */
- public function roundedRectangle($x, $y, $width, $height, $round, $color, $fill)
- {
- if (!empty($fill)) {
- $style = 'fill:' . $this->getHexColor($fill) . '; ';
- } else {
- $style = 'fill:none;';
- }
- $style .= 'stroke:' . $this->getHexColor($color) . '; stroke-width:1';
-
- $this->_svg->addChild(new XML_SVG_Rect(array('x' => $x,
- 'y' => $y,
- 'rx' => $round,
- 'ry' => $round,
- 'width' => $width,
- 'height' => $height,
- 'style' => $style)));
- }
-
- /**
- * Draw a line.
- *
- * @param integer $x0 The x coordinate of the start.
- * @param integer $y0 The y coordinate of the start.
- * @param integer $x1 The x coordinate of the end.
- * @param integer $y1 The y coordinate of the end.
- * @param string $color The line color.
- * @param string $width The width of the line.
- */
- public function line($x1, $y1, $x2, $y2, $color = 'black', $width = 1)
- {
- $style = 'stroke:' . $this->getHexColor($color) . '; stroke-width:' . (int)$width;
- $this->_svg->addChild(new XML_SVG_Line(array('x1' => $x1,
- 'y1' => $y1,
- 'x2' => $x2,
- 'y2' => $y2,
- 'style' => $style)));
- }
-
- /**
- * Draw a dashed line.
- *
- * @param integer $x0 The x coordinate of the start.
- * @param integer $y0 The y coordinate of the start.
- * @param integer $x1 The x coordinate of the end.
- * @param integer $y1 The y coordinate of the end.
- * @param string $color The line color.
- * @param string $width The width of the line.
- * @param integer $dash_length The length of a dash on the dashed line
- * @param integer $dash_space The length of a space in the dashed line
- */
- public function dashedLine($x1, $y1, $x2, $y2, $color = 'black', $width = 1, $dash_length = 2, $dash_space = 2)
- {
- $style = 'stroke:' . $this->getHexColor($color) . '; stroke-width:' . (int)$width . '; stroke-dasharray:' . $dash_length . ',' . $dash_space . ';';
- $this->_svg->addChild(new XML_SVG_Line(array('x1' => $x1,
- 'y1' => $y1,
- 'x2' => $x2,
- 'y2' => $y2,
- 'style' => $style)));
- }
-
- /**
- * Draw a polyline (a non-closed, non-filled polygon) based on a
- * set of vertices.
- *
- * @param array $vertices An array of x and y labeled arrays
- * (eg. $vertices[0]['x'], $vertices[0]['y'], ...).
- * @param string $color The color you want to draw the line with.
- * @param string $width The width of the line.
- */
- public function polyline($verts, $color, $width = 1)
- {
- $style = 'stroke:' . $this->getHexColor($color) . '; stroke-width:' . $width . ';fill:none;';
-
- // Calculate the path entry.
- $path = '';
-
- $first = true;
- foreach ($verts as $vert) {
- if ($first) {
- $first = false;
- $path .= 'M ' . $vert['x'] . ',' . $vert['y'];
- } else {
- $path .= ' L ' . $vert['x'] . ',' . $vert['y'];
- }
- }
-
- $this->_svg->addChild(new XML_SVG_Path(array('d' => $path,
- 'style' => $style)));
- }
-
- /**
- * Draw an arc.
- *
- * @param integer $x The x coordinate of the centre.
- * @param integer $y The y coordinate of the centre.
- * @param integer $r The radius of the arc.
- * @param integer $start The start angle of the arc.
- * @param integer $end The end angle of the arc.
- * @param string $color The line color of the arc.
- * @param string $fill The fill color of the arc (defaults to none).
- */
- public function arc($x, $y, $r, $start, $end, $color = 'black', $fill = null)
- {
- if (!empty($fill)) {
- $style = 'fill:' . $this->getHexColor($fill) . '; ';
- } else {
- $style = 'fill:none;';
- }
- $style .= 'stroke:' . $this->getHexColor($color) . '; stroke-width:1';
-
- $mid = round(($start + $end) / 2);
-
- // Calculate the path entry.
- $path = '';
-
- // If filled, draw the outline.
- if (!empty($fill)) {
- // Start at the center of the ellipse the arc is on.
- $path .= "M $x,$y ";
-
- // Draw out to ellipse edge.
- list($arcX, $arcY) = $this->_circlePoint($start, $r * 2);
- $path .= 'L ' . round($x + $arcX) . ',' .
- round($y + $arcY) . ' ';
- }
-
- // Draw arcs.
- list($arcX, $arcY) = $this->_circlePoint($mid, $r * 2);
- $path .= "A $r,$r 0 0 1 " .
- round($x + $arcX) . ',' .
- round($y + $arcY) . ' ';
-
- list($arcX, $arcY) = $this->_circlePoint($end, $r * 2);
- $path .= "A $r,$r 0 0 1 " .
- round($x + $arcX) . ',' .
- round($y + $arcY) . ' ';
-
- // If filled, close the outline.
- if (!empty($fill)) {
- $path .= 'Z';
- }
-
- $path = trim($path);
-
- $this->_svg->addChild(new XML_SVG_Path(array('d' => $path,
- 'style' => $style)));
- }
-
-}
\ No newline at end of file
+++ /dev/null
-<?php
-
-require_once dirname(__FILE__) . '/../Image.php';
-
-/**
- * This class implements the Horde_Image:: API for SWF, using the PHP
- * Ming extension.
- *
- * $Horde: framework/Image/Image/swf.php,v 1.35 2009/01/06 17:49:20 jan Exp $
- *
- * Copyright 2002-2009 The Horde Project (http://www.horde.org/)
- *
- * See the enclosed file COPYING for license information (LGPL). If you
- * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
- *
- * @author Chuck Hagenbuch <chuck@horde.org>
- * @since Horde 3.0
- * @package Horde_Image
- */
-class Horde_Image_swf extends Horde_Image {
-
- /**
- * Capabilites of this driver.
- *
- * @var array
- */
- var $_capabilities = array('canvas');
-
- /**
- * SWF root movie.
- *
- * @var resource
- */
- var $_movie;
-
- function Horde_Image_swf($params)
- {
- parent::Horde_Image($params);
-
- $this->_movie = new SWFMovie();
- $this->_movie->setDimension($this->_width, $this->_height);
-
- // FIXME: honor the 'background' parameter here.
- $this->_movie->setBackground(0xff, 0xff, 0xff);
- $this->_movie->setRate(30);
- }
-
- function getContentType()
- {
- return 'application/x-shockwave-flash';
- }
-
- /**
- * Display the movie.
- */
- function display()
- {
- $this->headers();
- $this->_movie->output();
- }
-
- /**
- * Return the raw data for this image.
- *
- * @return string The raw image data.
- */
- function raw()
- {
- ob_start();
- $this->_movie->output();
- $data = ob_get_contents();
- ob_end_clean();
-
- return $data;
- }
-
- /**
- * Creates a color that can be accessed in this object. When a
- * color is set, the rgba values are returned in an array.
- *
- * @param string $name The name of the color.
- *
- * @return array The red, green, blue, alpha values of the color.
- */
- function allocateColor($name)
- {
- list($r, $g, $b) = $this->getRGB($name);
- return array('red' => $r,
- 'green' => $g,
- 'blue' => $b,
- 'alpha' => 255);
- }
-
- function getFont($font)
- {
- switch ($font) {
- case 'sans-serif':
- return '_sans';
-
- case 'serif':
- return '_serif';
-
- case 'monospace':
- return '_typewriter';
-
- default:
- return $font;
- }
- }
-
- /**
- * Draws a text string on the image in a specified location, with
- * the specified style information.
- *
- * @param string $text The text to draw.
- * @param integer $x The left x coordinate of the start of the text string.
- * @param integer $y The top y coordinate of the start of the text string.
- * @param string $font The font identifier you want to use for the text.
- * @param string $color The color that you want the text displayed in.
- * @param integer $direction An integer that specifies the orientation of the text.
- */
- function text($string, $x, $y, $font = 'monospace', $color = 'black', $direction = 0)
- {
- $color = $this->allocateColor($color);
-
- if (!strncasecmp(PHP_OS, 'WIN', 3)) {
- $text = new SWFTextField(SWFTEXTFIELD_NOEDIT);
- } else {
- $text = new SWFText();
- }
- $text->setColor($color['red'], $color['green'], $color['blue'], $color['alpha']);
- $text->addString($string);
- $text->setFont(new SWFFont($this->getFont($font)));
-
- $t = $this->_movie->add($text);
- $t->moveTo($x, $y);
- $t->rotate($direction);
-
- return $t;
- }
-
- /**
- * Draw a circle.
- *
- * @param integer $x The x co-ordinate of the centre.
- * @param integer $y The y co-ordinate of the centre.
- * @param integer $r The radius of the circle.
- * @param string $color The line color of the circle.
- * @param string $fill The color to fill the circle.
- */
- function circle($x, $y, $r, $color, $fill = 'none')
- {
- $s = new SWFShape();
- $color = $this->allocateColor($color);
- $s->setLine(1, $color['red'], $color['green'], $color['blue'], $color['alpha']);
-
- if ($fill != 'none') {
- $fillColor = $this->allocateColor($fill);
- $f = $s->addFill($fillColor['red'], $fillColor['green'], $fillColor['blue'], $fillColor['alpha']);
- $s->setRightFill($f);
- }
-
- $a = $r * 0.414213562; // = tan(22.5 deg)
- $b = $r * 0.707106781; // = sqrt(2)/2 = sin(45 deg)
-
- $s->movePenTo($x + $r, $y);
-
- $s->drawCurveTo($x + $r, $y - $a, $x + $b, $y - $b);
- $s->drawCurveTo($x + $a, $y - $r, $x, $y - $r);
- $s->drawCurveTo($x - $a, $y - $r, $x - $b, $y - $b);
- $s->drawCurveTo($x - $r, $y - $a, $x - $r, $y);
- $s->drawCurveTo($x - $r, $y + $a, $x - $b, $y + $b);
- $s->drawCurveTo($x - $a, $y + $r, $x, $y + $r);
- $s->drawCurveTo($x + $a, $y + $r, $x + $b, $y + $b);
- $s->drawCurveTo($x + $r, $y + $a, $x + $r, $y);
-
- return $this->_movie->add($s);
- }
-
- /**
- * Draw a polygon based on a set of vertices.
- *
- * @param array $vertices An array of x and y labeled arrays
- * (eg. $vertices[0]['x'], $vertices[0]['y'], ...).
- * @param string $color The color you want to draw the polygon with.
- * @param string $fill The color to fill the polygon.
- */
- function polygon($verts, $color, $fill = 'none')
- {
- $color = $this->allocateColor($color);
-
- if (is_array($color) && is_array($verts) && (sizeof($verts) > 2)) {
- $shape = new SWFShape();
- $shape->setLine(1, $color['red'], $color['green'], $color['blue'], $color['alpha']);
-
- if ($fill != 'none') {
- $fillColor = $this->allocateColor($fill);
- $f = $shape->addFill($fillColor['red'], $fillColor['green'], $fillColor['blue'], $fillColor['alpha']);
- $shape->setRightFill($f);
- }
-
- $first_done = false;
- foreach ($verts as $value) {
- if (!$first_done) {
- $shape->movePenTo($value['x'], $value['y']);
- $first_done = true;
- $first_x = $value['x'];
- $first_y = $value['y'];
- }
- $shape->drawLineTo($value['x'], $value['y']);
- }
- $shape->drawLineTo($first_x, $first_y);
-
- return $this->_movie->add($shape);
- } else {
- // If the color is an array and the vertices is a an array
- // of more than 2 points.
- return false;
- }
- }
-
- /**
- * Draw a rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rectangle.
- */
- function rectangle($x, $y, $width, $height, $color, $fill = 'none')
- {
- $verts[0] = array('x' => $x, 'y' => $y);
- $verts[1] = array('x' => $x + $width, 'y' => $y);
- $verts[2] = array('x' => $x + $width, 'y' => $y + $height);
- $verts[3] = array('x' => $x, 'y' => $y + $height);
-
- return $this->polygon($verts, $color, $fill);
- }
-
- /**
- * Draw a rectangle.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param integer $round The width of the corner rounding.
- * @param string $color The line color of the rectangle.
- * @param string $fill The color to fill the rectangle.
- */
- function roundedRectangle($x, $y, $width, $height, $round, $color = 'black', $fill = 'none')
- {
- if ($round <= 0) {
- // Optimize out any calls with no corner rounding.
- return $this->rectangle($x, $y, $width, $height, $color, $fill);
- }
-
- $s = new SWFShape();
- $color = $this->allocateColor($color);
- $s->setLine(1, $color['red'], $color['green'], $color['blue'], $color['alpha']);
-
- if ($fill != 'none') {
- $fillColor = $this->allocateColor($fill);
- $f = $s->addFill($fillColor['red'], $fillColor['green'], $fillColor['blue'], $fillColor['alpha']);
- $s->setRightFill($f);
- }
-
- // Set corner points to avoid lots of redundant math.
- $x1 = $x + $round;
- $y1 = $y + $round;
-
- $x2 = $x + $width - $round;
- $y2 = $y + $round;
-
- $x3 = $x + $width - $round;
- $y3 = $y + $height - $round;
-
- $x4 = $x + $round;
- $y4 = $y + $height - $round;
-
- // Start in the upper left.
- $p1 = $this->_arcPoints($round, 180, 225);
- $p2 = $this->_arcPoints($round, 225, 270);
-
- // Start at the lower left corner of the top left curve.
- $s->movePenTo($x1 + $p1['x1'], $y1 + $p1['y1']);
-
- // Draw the upper left corner.
- $s->drawCurveTo($x1 + $p1['x3'], $y1 + $p1['y3'], $x1 + $p1['x2'], $y1 + $p1['y2']);
- $s->drawCurveTo($x1 + $p2['x3'], $y1 + $p2['y3'], $x1 + $p2['x2'], $y1 + $p2['y2']);
-
- // Calculate the upper right points.
- $p3 = $this->_arcPoints($round, 270, 315);
- $p4 = $this->_arcPoints($round, 315, 360);
-
- // Connect the top left and right curves.
- $s->drawLineTo($x2 + $p3['x1'], $y2 + $p3['y1']);
-
- // Draw the upper right corner.
- $s->drawCurveTo($x2 + $p3['x3'], $y2 + $p3['y3'], $x2 + $p3['x2'], $y2 + $p3['y2']);
- $s->drawCurveTo($x2 + $p4['x3'], $y2 + $p4['y3'], $x2 + $p4['x2'], $y2 + $p4['y2']);
-
- // Calculate the lower right points.
- $p5 = $this->_arcPoints($round, 0, 45);
- $p6 = $this->_arcPoints($round, 45, 90);
-
- // Connect the top right and lower right curves.
- $s->drawLineTo($x3 + $p5['x1'], $y3 + $p5['y1']);
-
- // Draw the lower right corner.
- $s->drawCurveTo($x3 + $p5['x3'], $y3 + $p5['y3'], $x3 + $p5['x2'], $y3 + $p5['y2']);
- $s->drawCurveTo($x3 + $p6['x3'], $y3 + $p6['y3'], $x3 + $p6['x2'], $y3 + $p6['y2']);
-
- // Calculate the lower left points.
- $p7 = $this->_arcPoints($round, 90, 135);
- $p8 = $this->_arcPoints($round, 135, 180);
-
- // Connect the bottom right and bottom left curves.
- $s->drawLineTo($x4 + $p7['x1'], $y4 + $p7['y1']);
-
- // Draw the lower left corner.
- $s->drawCurveTo($x4 + $p7['x3'], $y4 + $p7['y3'], $x4 + $p7['x2'], $y4 + $p7['y2']);
- $s->drawCurveTo($x4 + $p8['x3'], $y4 + $p8['y3'], $x4 + $p8['x2'], $y4 + $p8['y2']);
-
- // Close the shape.
- $s->drawLineTo($x1 + $p1['x1'], $y1 + $p1['y1']);
-
- return $this->_movie->add($s);
- }
-
- /**
- * Draw a line.
- *
- * @param integer $x0 The x co-ordinate of the start.
- * @param integer $y0 The y co-ordinate of the start.
- * @param integer $x1 The x co-ordinate of the end.
- * @param integer $y1 The y co-ordinate of the end.
- * @param string $color The line color.
- * @param string $width The width of the line.
- */
- function line($x1, $y1, $x2, $y2, $color = 'black', $width = 1)
- {
- $color = $this->allocateColor($color);
-
- if (is_array($color)) {
- $shape = new SWFShape();
- $shape->setLine($width, $color['red'], $color['green'], $color['blue'], $color['alpha']);
- $shape->movePenTo($x1, $y1);
- $shape->drawLineTo($x2, $y2);
-
- return $this->_movie->add($shape);
- } else {
- return false;
- }
- }
-
- /**
- * Draw a dashed line.
- *
- * @param integer $x0 The x co-ordinate of the start.
- * @param integer $y0 The y co-ordinate of the start.
- * @param integer $x1 The x co-ordinate of the end.
- * @param integer $y1 The y co-ordinate of the end.
- * @param string $color The line color.
- * @param string $width The width of the line.
- * @param integer $dash_length The length of a dash on the dashed line
- * @param integer $dash_space The length of a space in the dashed line
- */
- function dashedLine($x0, $y0, $x1, $y1, $color = 'black', $width = 1, $dash_length = 2, $dash_space = 2)
- {
- // Get the length of the line in pixels.
- $line_length = max(ceil(sqrt(pow(($x1 - $x0), 2) + pow(($y1 - $y0), 2))), 2);
-
- $cosTheta = ($x1 - $x0) / $line_length;
- $sinTheta = ($y1 - $y0) / $line_length;
- $lastx = $x0;
- $lasty = $y0;
-
- // Draw the dashed line.
- for ($i = 0; $i < $line_length; $i += ($dash_length + $dash_space)) {
- $x = ($dash_length * $cosTheta) + $lastx;
- $y = ($dash_length * $sinTheta) + $lasty;
-
- $this->line($lastx, $lasty, $x, $y, $color);
-
- $lastx = $x + ($dash_space * $cosTheta);
- $lasty = $y + ($dash_space * $sinTheta);
- }
- }
-
- /**
- * Draw a polyline (a non-closed, non-filled polygon) based on a
- * set of vertices.
- *
- * @param array $vertices An array of x and y labeled arrays
- * (eg. $vertices[0]['x'], $vertices[0]['y'], ...).
- * @param string $color The color you want to draw the line with.
- * @param string $width The width of the line.
- */
- function polyline($verts, $color, $width = 1)
- {
- $color = $this->allocateColor($color);
-
- $shape = new SWFShape();
- $shape->setLine($width, $color['red'], $color['green'], $color['blue'], $color['alpha']);
-
- $first_done = false;
- foreach ($verts as $value) {
- if (!$first_done) {
- $shape->movePenTo($value['x'], $value['y']);
- $first_done = true;
- }
- $shape->drawLineTo($value['x'], $value['y']);
- }
-
- return $this->_movie->add($shape);
- }
-
- /**
- * Draw an arc.
- *
- * @param integer $x The x co-ordinate of the centre.
- * @param integer $y The y co-ordinate of the centre.
- * @param integer $r The radius of the arc.
- * @param integer $start The start angle of the arc.
- * @param integer $end The end angle of the arc.
- * @param string $color The line color of the arc.
- * @param string $fill The fill color of the arc.
- */
- function arc($x, $y, $r, $start, $end, $color = 'black', $fill = 'none')
- {
- $s = new SWFShape();
- $color = $this->allocateColor($color);
- $s->setLine(1, $color['red'], $color['green'], $color['blue'], $color['alpha']);
-
- if ($fill != 'none') {
- $fillColor = $this->allocateColor($fill);
- $f = $s->addFill($fillColor['red'], $fillColor['green'], $fillColor['blue'], $fillColor['alpha']);
- $s->setRightFill($f);
- }
-
- if ($end - $start <= 45) {
- $pts = $this->_arcPoints($r, $start, $end);
- $s->movePenTo($x, $y);
- $s->drawLineTo($pts['x1'] + $x, $pts['y1'] + $y);
- $s->drawCurveTo($pts['x3'] + $x, $pts['y3'] + $y, $pts['x2'] + $x, $pts['y2'] + $y);
- $s->drawLineTo($x, $y);
- } else {
- $sections = ceil(($end - $start) / 45);
- for ($i = 0; $i < $sections; $i++) {
- $pts = $this->_arcPoints($r, $start + ($i * 45), ($start + (($i + 1) * 45) > $end)
- ? $end
- : ($start + (($i + 1) * 45)));
-
- // If we are on the first section, move the pen to the
- // centre and draw out to the edge.
- if ($i == 0 && $fill != 'none') {
- $s->movePenTo($x, $y);
- $s->drawLineTo($pts['x1'] + $x, $pts['y1'] + $y);
- } else {
- $s->movePenTo($pts['x1'] + $x, $pts['y1'] + $y);
- }
-
- // Draw the arc.
- $s->drawCurveTo($pts['x3'] + $x, $pts['y3'] + $y, $pts['x2'] + $x, $pts['y2'] + $y);
- }
-
- if ($fill != 'none') {
- // Draw a line from the edge back to the centre to close
- // off the segment.
- $s->drawLineTo($x, $y);
- }
- }
-
- return $this->_movie->add($s);
- }
-
- /**
- * Draw a rectangle filled with a gradient from $color1 to
- * $color2.
- *
- * @param integer $x The left x-coordinate of the rectangle.
- * @param integer $y The top y-coordinate of the rectangle.
- * @param integer $width The width of the rectangle.
- * @param integer $height The height of the rectangle.
- * @param string $color The outline color of the rectangle.
- * @param string $fill1 The name of the start color for the gradient.
- * @param string $fill2 The name of the end color for the gradient.
- */
- function gradientRectangle($x, $y, $width, $height, $color = 'black', $fill1 = 'black', $fill2 = 'white')
- {
- $s = new SWFShape();
-
- if ($color != 'none') {
- $color = $this->allocateColor($color);
- $s->setLine(1, $color['red'], $color['green'], $color['blue'], $color['alpha']);
- }
-
- $fill1 = $this->allocateColor($fill1);
- $fill2 = $this->allocateColor($fill2);
- $gradient = new SWFGradient();
- $gradient->addEntry(0.0, $fill1['red'], $fill1['green'], $fill1['blue'], $fill1['alpha']);
- $gradient->addEntry(1.0, $fill2['red'], $fill2['green'], $fill2['blue'], $fill2['alpha']);
-
- $f = $s->addFill($gradient, SWFFILL_LINEAR_GRADIENT);
- $f->scaleTo($width / $this->_width);
- $f->moveTo($x, $y);
- $s->setRightFill($f);
-
- $verts[0] = array('x' => $x, 'y' => $y);
- $verts[1] = array('x' => $x + $width, 'y' => $y);
- $verts[2] = array('x' => $x + $width, 'y' => $y + $height);
- $verts[3] = array('x' => $x, 'y' => $y + $height);
-
- $first_done = false;
- foreach ($verts as $vert) {
- if (!$first_done) {
- $s->movePenTo($vert['x'], $vert['y']);
- $first_done = true;
- $first_x = $vert['x'];
- $first_y = $vert['y'];
- }
- $s->drawLineTo($vert['x'], $vert['y']);
- }
- $s->drawLineTo($first_x, $first_y);
-
- return $this->_movie->add($s);
- }
-
-}
projects / horde.git / commitdiff