git-svn-id: https://msi/svn/firstRepo/Service/trunk@23 0f545695-f87b-41b6-9a03-7f16563b5454

This commit is contained in:
2014-12-10 15:19:03 +00:00
parent 4f363403ca
commit f7d8f47f57
30 changed files with 4732 additions and 3053 deletions
@@ -1,22 +1,22 @@
<?php
namespace PHPImageWorkshop\Core\Exception;
use PHPImageWorkshop\Exception\ImageWorkshopBaseException as ImageWorkshopBaseException;
// If no autoloader, uncomment these lines:
//require_once(__DIR__.'/../../Exception/ImageWorkshopBaseException.php');
/**
* ImageWorkshopLayerException
*
* Manage ImageWorkshopLayer exceptions
*
* @link http://phpimageworkshop.com
* @author Sybio (Clément Guillemain / @Sybio01)
* @license http://en.wikipedia.org/wiki/MIT_License
* @copyright Clément Guillemain
*/
class ImageWorkshopLayerException extends ImageWorkshopBaseException
{
<?php
namespace PHPImageWorkshop\Core\Exception;
use PHPImageWorkshop\Exception\ImageWorkshopBaseException as ImageWorkshopBaseException;
// If no autoloader, uncomment these lines:
require_once(__DIR__.'/../../Exception/ImageWorkshopBaseException.php');
/**
* ImageWorkshopLayerException
*
* Manage ImageWorkshopLayer exceptions
*
* @link http://phpimageworkshop.com
* @author Sybio (Clément Guillemain / @Sybio01)
* @license http://en.wikipedia.org/wiki/MIT_License
* @copyright Clément Guillemain
*/
class ImageWorkshopLayerException extends ImageWorkshopBaseException
{
}
@@ -1,22 +1,22 @@
<?php
namespace PHPImageWorkshop\Core\Exception;
use PHPImageWorkshop\Exception\ImageWorkshopBaseException as ImageWorkshopBaseException;
// If no autoloader, uncomment these lines:
//require_once(__DIR__.'/../../Exception/ImageWorkshopBaseException.php');
/**
* ImageWorkshopLibException
*
* Manage ImageWorkshopLib exceptions
*
* @link http://phpimageworkshop.com
* @author Sybio (Clément Guillemain / @Sybio01)
* @license http://en.wikipedia.org/wiki/MIT_License
* @copyright Clément Guillemain
*/
class ImageWorkshopLibException extends ImageWorkshopBaseException
{
<?php
namespace PHPImageWorkshop\Core\Exception;
use PHPImageWorkshop\Exception\ImageWorkshopBaseException as ImageWorkshopBaseException;
// If no autoloader, uncomment these lines:
require_once(__DIR__.'/../../Exception/ImageWorkshopBaseException.php');
/**
* ImageWorkshopLibException
*
* Manage ImageWorkshopLib exceptions
*
* @link http://phpimageworkshop.com
* @author Sybio (Clément Guillemain / @Sybio01)
* @license http://en.wikipedia.org/wiki/MIT_License
* @copyright Clément Guillemain
*/
class ImageWorkshopLibException extends ImageWorkshopBaseException
{
}
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<?php
namespace PHPImageWorkshop\Core;
use PHPImageWorkshop\Core\Exception\ImageWorkshopLibException as ImageWorkshopLibException;
// If no autoloader, uncomment these lines:
//require_once(__DIR__.'/Exception/ImageWorkshopLibException.php');
/**
* ImageWorkshopLib class
*
* Contains some tools to help in some ImageWorkshop calculations
*
* @link http://phpimageworkshop.com
* @author Sybio (Clément Guillemain / @Sybio01)
* @license http://en.wikipedia.org/wiki/MIT_License
* @copyright Clément Guillemain
*/
class ImageWorkshopLib
{
/**
* @var integer
*/
const ERROR_FONT_NOT_FOUND = 3;
/**
* Calculate the left top positions of a layer inside a parent layer container
* $position: http://phpimageworkshop.com/doc/22/corners-positions-schema-of-an-image.html
*
* @param integer $containerWidth
* @param integer $containerHeight
* @param integer $layerWidth
* @param integer $layerHeight
* @param integer $layerPositionX
* @param integer $layerPositionY
* @param string $position
*
* @return array
*/
public static function calculatePositions($containerWidth, $containerHeight, $layerWidth, $layerHeight, $layerPositionX, $layerPositionY, $position = 'LT')
{
$position = strtolower($position);
if ($position == 'rt') {
$layerPositionX = $containerWidth - $layerWidth - $layerPositionX;
} elseif ($position == 'lb') {
$layerPositionY = $containerHeight - $layerHeight - $layerPositionY;
} elseif ($position == 'rb') {
$layerPositionX = $containerWidth - $layerWidth - $layerPositionX;
$layerPositionY = $containerHeight - $layerHeight - $layerPositionY;
} elseif ($position == 'mm') {
$layerPositionX = (($containerWidth - $layerWidth) / 2) + $layerPositionX;
$layerPositionY = (($containerHeight - $layerHeight) / 2) + $layerPositionY;
} elseif ($position == 'mt') {
$layerPositionX = (($containerWidth - $layerWidth) / 2) + $layerPositionX;
} elseif ($position == 'mb') {
$layerPositionX = (($containerWidth - $layerWidth) / 2) + $layerPositionX;
$layerPositionY = $containerHeight - $layerHeight - $layerPositionY;
} elseif ($position == 'lm') {
$layerPositionY = (($containerHeight - $layerHeight) / 2) + $layerPositionY;
} elseif ($position == 'rm') {
$layerPositionX = $containerWidth - $layerWidth - $layerPositionX;
$layerPositionY = (($containerHeight - $layerHeight) / 2) + $layerPositionY;
}
return array(
'x' => $layerPositionX,
'y' => $layerPositionY,
);
}
/**
* Convert Hex color to RGB color format
*
* @param string $hex
*
* @return array
*/
public static function convertHexToRGB($hex)
{
return array(
'R' => (int) base_convert(substr($hex, 0, 2), 16, 10),
'G' => (int) base_convert(substr($hex, 2, 2), 16, 10),
'B' => (int) base_convert(substr($hex, 4, 2), 16, 10),
);
}
/**
* Generate a new image resource var
*
* @param integer $width
* @param integer $height
* @param string $color
* @param integer $opacity
*
* @return resource
*/
public static function generateImage($width = 100, $height = 100, $color = 'ffffff', $opacity = 127)
{
$RGBColors = ImageWorkshopLib::convertHexToRGB($color);
$image = imagecreatetruecolor($width, $height);
imagesavealpha($image, true);
$color = imagecolorallocatealpha($image, $RGBColors['R'], $RGBColors['G'], $RGBColors['B'], $opacity);
imagefill($image, 0, 0, $color);
return $image;
}
/**
* Return dimension of a text
*
* @param $fontSize
* @param $fontAngle
* @param $fontFile
* @param $text
*
* @return array or boolean
*/
public static function getTextBoxDimension($fontSize, $fontAngle, $fontFile, $text)
{
if (!file_exists($fontFile)) {
throw new ImageWorkshopLibException('Can\'t find a font file at this path : "'.$fontFile.'".', static::ERROR_FONT_NOT_FOUND);
}
$box = imagettfbbox($fontSize, $fontAngle, $fontFile, $text);
if (!$box) {
return false;
}
$minX = min(array($box[0], $box[2], $box[4], $box[6]));
$maxX = max(array($box[0], $box[2], $box[4], $box[6]));
$minY = min(array($box[1], $box[3], $box[5], $box[7]));
$maxY = max(array($box[1], $box[3], $box[5], $box[7]));
$width = ($maxX - $minX);
$height = ($maxY - $minY);
$left = abs($minX) + $width;
$top = abs($minY) + $height;
// to calculate the exact bounding box, we write the text in a large image
$img = @imagecreatetruecolor($width << 2, $height << 2);
$white = imagecolorallocate($img, 255, 255, 255);
$black = imagecolorallocate($img, 0, 0, 0);
imagefilledrectangle($img, 0, 0, imagesx($img), imagesy($img), $black);
// for ensure that the text is completely in the image
imagettftext($img, $fontSize, $fontAngle, $left, $top, $white, $fontFile, $text);
// start scanning (0=> black => empty)
$rleft = $w4 = $width<<2;
$rright = 0;
$rbottom = 0;
$rtop = $h4 = $height<<2;
for ($x = 0; $x < $w4; $x++) {
for ($y = 0; $y < $h4; $y++) {
if (imagecolorat($img, $x, $y)) {
$rleft = min($rleft, $x);
$rright = max($rright, $x);
$rtop = min($rtop, $y);
$rbottom = max($rbottom, $y);
}
}
}
imagedestroy($img);
return array(
'left' => $left - $rleft,
'top' => $top - $rtop,
'width' => $rright - $rleft + 1,
'height' => $rbottom - $rtop + 1,
);
}
/**
* Copy an image on another one and converse transparency
*
* @param resource $destImg
* @param resource $srcImg
* @param integer $destX
* @param integer $destY
* @param integer $srcX
* @param integer $srcY
* @param integer $srcW
* @param integer $srcH
* @param integer $pct
*/
public static function imageCopyMergeAlpha(&$destImg, &$srcImg, $destX, $destY, $srcX, $srcY, $srcW, $srcH, $pct = 0)
{
$destX = (int) $destX;
$destY = (int) $destY;
$srcX = (int) $srcX;
$srcY = (int) $srcY;
$srcW = (int) $srcW;
$srcH = (int) $srcH;
$pct = (int) $pct;
$destW = imageSX($destImg);
$destH = imageSY($destImg);
for ($y = 0; $y < $srcH + $srcY; $y++) {
for ($x = 0; $x < $srcW + $srcX; $x++) {
if ($x + $destX >= 0 && $x + $destX < $destW && $x + $srcX >= 0 && $x + $srcX < $srcW && $y + $destY >= 0 && $y + $destY < $destH && $y + $srcY >= 0 && $y + $srcY < $srcH) {
$destPixel = imageColorsForIndex($destImg, imageColorat($destImg, $x + $destX, $y + $destY));
$srcImgColorat = imageColorat($srcImg, $x + $srcX, $y + $srcY);
if ($srcImgColorat >= 0) {
$srcPixel = imageColorsForIndex($srcImg, $srcImgColorat);
$srcAlpha = 1 - ($srcPixel['alpha'] / 127);
$destAlpha = 1 - ($destPixel['alpha'] / 127);
$opacity = $srcAlpha * $pct / 100;
if ($destAlpha >= $opacity) {
$alpha = $destAlpha;
}
if ($destAlpha < $opacity) {
$alpha = $opacity;
}
if ($alpha > 1) {
$alpha = 1;
}
if ($opacity > 0) {
$destRed = round((($destPixel['red'] * $destAlpha * (1 - $opacity))));
$destGreen = round((($destPixel['green'] * $destAlpha * (1 - $opacity))));
$destBlue = round((($destPixel['blue'] * $destAlpha * (1 - $opacity))));
$srcRed = round((($srcPixel['red'] * $opacity)));
$srcGreen = round((($srcPixel['green'] * $opacity)));
$srcBlue = round((($srcPixel['blue'] * $opacity)));
$red = round(($destRed + $srcRed ) / ($destAlpha * (1 - $opacity) + $opacity));
$green = round(($destGreen + $srcGreen) / ($destAlpha * (1 - $opacity) + $opacity));
$blue = round(($destBlue + $srcBlue ) / ($destAlpha * (1 - $opacity) + $opacity));
if ($red > 255) {
$red = 255;
}
if ($green > 255) {
$green = 255;
}
if ($blue > 255) {
$blue = 255;
}
$alpha = round((1 - $alpha) * 127);
$color = imageColorAllocateAlpha($destImg, $red, $green, $blue, $alpha);
imageSetPixel($destImg, $x + $destX, $y + $destY, $color);
}
}
}
}
}
}
/**
* Merge two image var
*
* @param resource $destinationImage
* @param resource $sourceImage
* @param integer $destinationPosX
* @param integer $destinationPosY
* @param integer $sourcePosX
* @param integer $sourcePosY
*/
public static function mergeTwoImages(&$destinationImage, $sourceImage, $destinationPosX = 0, $destinationPosY = 0, $sourcePosX = 0, $sourcePosY = 0)
{
imageCopy($destinationImage, $sourceImage, $destinationPosX, $destinationPosY, $sourcePosX, $sourcePosY, imageSX($sourceImage), imageSY($sourceImage));
}
<?php
namespace PHPImageWorkshop\Core;
use PHPImageWorkshop\Core\Exception\ImageWorkshopLibException as ImageWorkshopLibException;
// If no autoloader, uncomment these lines:
require_once(__DIR__.'/Exception/ImageWorkshopLibException.php');
/**
* ImageWorkshopLib class
*
* Contains some tools to help in some ImageWorkshop calculations
*
* @link http://phpimageworkshop.com
* @author Sybio (Clément Guillemain / @Sybio01)
* @license http://en.wikipedia.org/wiki/MIT_License
* @copyright Clément Guillemain
*/
class ImageWorkshopLib
{
/**
* @var integer
*/
const ERROR_FONT_NOT_FOUND = 3;
/**
* Calculate the left top positions of a layer inside a parent layer container
* $position: http://phpimageworkshop.com/doc/22/corners-positions-schema-of-an-image.html
*
* @param integer $containerWidth
* @param integer $containerHeight
* @param integer $layerWidth
* @param integer $layerHeight
* @param integer $layerPositionX
* @param integer $layerPositionY
* @param string $position
*
* @return array
*/
public static function calculatePositions($containerWidth, $containerHeight, $layerWidth, $layerHeight, $layerPositionX, $layerPositionY, $position = 'LT')
{
$position = strtolower($position);
if ($position == 'rt') {
$layerPositionX = $containerWidth - $layerWidth - $layerPositionX;
} elseif ($position == 'lb') {
$layerPositionY = $containerHeight - $layerHeight - $layerPositionY;
} elseif ($position == 'rb') {
$layerPositionX = $containerWidth - $layerWidth - $layerPositionX;
$layerPositionY = $containerHeight - $layerHeight - $layerPositionY;
} elseif ($position == 'mm') {
$layerPositionX = (($containerWidth - $layerWidth) / 2) + $layerPositionX;
$layerPositionY = (($containerHeight - $layerHeight) / 2) + $layerPositionY;
} elseif ($position == 'mt') {
$layerPositionX = (($containerWidth - $layerWidth) / 2) + $layerPositionX;
} elseif ($position == 'mb') {
$layerPositionX = (($containerWidth - $layerWidth) / 2) + $layerPositionX;
$layerPositionY = $containerHeight - $layerHeight - $layerPositionY;
} elseif ($position == 'lm') {
$layerPositionY = (($containerHeight - $layerHeight) / 2) + $layerPositionY;
} elseif ($position == 'rm') {
$layerPositionX = $containerWidth - $layerWidth - $layerPositionX;
$layerPositionY = (($containerHeight - $layerHeight) / 2) + $layerPositionY;
}
return array(
'x' => $layerPositionX,
'y' => $layerPositionY,
);
}
/**
* Convert Hex color to RGB color format
*
* @param string $hex
*
* @return array
*/
public static function convertHexToRGB($hex)
{
return array(
'R' => (int) base_convert(substr($hex, 0, 2), 16, 10),
'G' => (int) base_convert(substr($hex, 2, 2), 16, 10),
'B' => (int) base_convert(substr($hex, 4, 2), 16, 10),
);
}
/**
* Generate a new image resource var
*
* @param integer $width
* @param integer $height
* @param string $color
* @param integer $opacity
*
* @return resource
*/
public static function generateImage($width = 100, $height = 100, $color = 'ffffff', $opacity = 127)
{
$RGBColors = ImageWorkshopLib::convertHexToRGB($color);
$image = imagecreatetruecolor($width, $height);
imagesavealpha($image, true);
$color = imagecolorallocatealpha($image, $RGBColors['R'], $RGBColors['G'], $RGBColors['B'], $opacity);
imagefill($image, 0, 0, $color);
return $image;
}
/**
* Return dimension of a text
*
* @param $fontSize
* @param $fontAngle
* @param $fontFile
* @param $text
*
* @return array or boolean
*/
public static function getTextBoxDimension($fontSize, $fontAngle, $fontFile, $text)
{
if (!file_exists($fontFile)) {
throw new ImageWorkshopLibException('Can\'t find a font file at this path : "'.$fontFile.'".', static::ERROR_FONT_NOT_FOUND);
}
$box = imagettfbbox($fontSize, $fontAngle, $fontFile, $text);
if (!$box) {
return false;
}
$minX = min(array($box[0], $box[2], $box[4], $box[6]));
$maxX = max(array($box[0], $box[2], $box[4], $box[6]));
$minY = min(array($box[1], $box[3], $box[5], $box[7]));
$maxY = max(array($box[1], $box[3], $box[5], $box[7]));
$width = ($maxX - $minX);
$height = ($maxY - $minY);
$left = abs($minX) + $width;
$top = abs($minY) + $height;
// to calculate the exact bounding box, we write the text in a large image
$img = @imagecreatetruecolor($width << 2, $height << 2);
$white = imagecolorallocate($img, 255, 255, 255);
$black = imagecolorallocate($img, 0, 0, 0);
imagefilledrectangle($img, 0, 0, imagesx($img), imagesy($img), $black);
// for ensure that the text is completely in the image
imagettftext($img, $fontSize, $fontAngle, $left, $top, $white, $fontFile, $text);
// start scanning (0=> black => empty)
$rleft = $w4 = $width<<2;
$rright = 0;
$rbottom = 0;
$rtop = $h4 = $height<<2;
for ($x = 0; $x < $w4; $x++) {
for ($y = 0; $y < $h4; $y++) {
if (imagecolorat($img, $x, $y)) {
$rleft = min($rleft, $x);
$rright = max($rright, $x);
$rtop = min($rtop, $y);
$rbottom = max($rbottom, $y);
}
}
}
imagedestroy($img);
return array(
'left' => $left - $rleft,
'top' => $top - $rtop,
'width' => $rright - $rleft + 1,
'height' => $rbottom - $rtop + 1,
);
}
/**
* Copy an image on another one and converse transparency
*
* @param resource $destImg
* @param resource $srcImg
* @param integer $destX
* @param integer $destY
* @param integer $srcX
* @param integer $srcY
* @param integer $srcW
* @param integer $srcH
* @param integer $pct
*/
public static function imageCopyMergeAlpha(&$destImg, &$srcImg, $destX, $destY, $srcX, $srcY, $srcW, $srcH, $pct = 0)
{
$destX = (int) $destX;
$destY = (int) $destY;
$srcX = (int) $srcX;
$srcY = (int) $srcY;
$srcW = (int) $srcW;
$srcH = (int) $srcH;
$pct = (int) $pct;
$destW = imageSX($destImg);
$destH = imageSY($destImg);
for ($y = 0; $y < $srcH + $srcY; $y++) {
for ($x = 0; $x < $srcW + $srcX; $x++) {
if ($x + $destX >= 0 && $x + $destX < $destW && $x + $srcX >= 0 && $x + $srcX < $srcW && $y + $destY >= 0 && $y + $destY < $destH && $y + $srcY >= 0 && $y + $srcY < $srcH) {
$destPixel = imageColorsForIndex($destImg, imageColorat($destImg, $x + $destX, $y + $destY));
$srcImgColorat = imageColorat($srcImg, $x + $srcX, $y + $srcY);
if ($srcImgColorat >= 0) {
$srcPixel = imageColorsForIndex($srcImg, $srcImgColorat);
$srcAlpha = 1 - ($srcPixel['alpha'] / 127);
$destAlpha = 1 - ($destPixel['alpha'] / 127);
$opacity = $srcAlpha * $pct / 100;
if ($destAlpha >= $opacity) {
$alpha = $destAlpha;
}
if ($destAlpha < $opacity) {
$alpha = $opacity;
}
if ($alpha > 1) {
$alpha = 1;
}
if ($opacity > 0) {
$destRed = round((($destPixel['red'] * $destAlpha * (1 - $opacity))));
$destGreen = round((($destPixel['green'] * $destAlpha * (1 - $opacity))));
$destBlue = round((($destPixel['blue'] * $destAlpha * (1 - $opacity))));
$srcRed = round((($srcPixel['red'] * $opacity)));
$srcGreen = round((($srcPixel['green'] * $opacity)));
$srcBlue = round((($srcPixel['blue'] * $opacity)));
$red = round(($destRed + $srcRed ) / ($destAlpha * (1 - $opacity) + $opacity));
$green = round(($destGreen + $srcGreen) / ($destAlpha * (1 - $opacity) + $opacity));
$blue = round(($destBlue + $srcBlue ) / ($destAlpha * (1 - $opacity) + $opacity));
if ($red > 255) {
$red = 255;
}
if ($green > 255) {
$green = 255;
}
if ($blue > 255) {
$blue = 255;
}
$alpha = round((1 - $alpha) * 127);
$color = imageColorAllocateAlpha($destImg, $red, $green, $blue, $alpha);
imageSetPixel($destImg, $x + $destX, $y + $destY, $color);
}
}
}
}
}
}
/**
* Merge two image var
*
* @param resource $destinationImage
* @param resource $sourceImage
* @param integer $destinationPosX
* @param integer $destinationPosY
* @param integer $sourcePosX
* @param integer $sourcePosY
*/
public static function mergeTwoImages(&$destinationImage, $sourceImage, $destinationPosX = 0, $destinationPosY = 0, $sourcePosX = 0, $sourcePosY = 0)
{
imageCopy($destinationImage, $sourceImage, $destinationPosX, $destinationPosY, $sourcePosX, $sourcePosY, imageSX($sourceImage), imageSY($sourceImage));
}
}