/**
* Draws one pixel to a given image
*
* @param \Intervention\Image\Image $image
* @return boolean
*/
public function execute($image)
{
$color = $this->argument(0)->required()->value();
$color = new Color($color);
$x = $this->argument(1)->type('digit')->required()->value();
$y = $this->argument(2)->type('digit')->required()->value();
return imagesetpixel($image->getCore(), $x, $y, $color->getInt());
}
/**
* Draw current instance of line to given endpoint on given image
*
* @param Image $image
* @param integer $x
* @param integer $y
* @return boolean
*/
public function applyToImage(Image $image, $x = 0, $y = 0)
{
$color = new Color($this->color);
foreach ($image as $frame) {
imageline($frame->getCore(), $x, $y, $this->x, $this->y, $color->getInt());
}
return true;
}
/**
* Rotates image counter clockwise
*
* @param Intervention\Image\Image $image
* @return boolean
*/
public function execute($image)
{
$angle = $this->argument(0)->type('numeric')->required()->value();
$color = $this->argument(1)->value();
$color = new Color($color);
// rotate image
$image->setCore(imagerotate($image->getCore(), $angle, $color->getInt()));
return true;
}
/**
* Creates new image instance
*
* @param integer $width
* @param integer $height
* @param string $background
* @return \Intervention\Image\Image
*/
public function newImage($width, $height, $background = null)
{
// create empty resource
$core = imagecreatetruecolor($width, $height);
$image = new \Intervention\Image\Image(new self(), $this->newContainer($core));
// set background color
$background = new Color($background);
imagefill($image->getCore(), 0, 0, $background->getInt());
return $image;
}
/**
* Draw rectangle to given image at certain position
*
* @param Image $image
* @param integer $x
* @param integer $y
* @return boolean
*/
public function applyToImage(Image $image, $x = 0, $y = 0)
{
$background = new Color($this->background);
imagefilledrectangle($image->getCore(), $this->x1, $this->y1, $this->x2, $this->y2, $background->getInt());
if ($this->hasBorder()) {
$border_color = new Color($this->border_color);
imagesetthickness($image->getCore(), $this->border_width);
imagerectangle($image->getCore(), $this->x1, $this->y1, $this->x2, $this->y2, $border_color->getInt());
}
return true;
}
/**
* Draw ellipse instance on given image
*
* @param Image $image
* @param integer $x
* @param integer $y
* @return boolean
*/
public function applyToImage(Image $image, $x = 0, $y = 0)
{
$background = new Color($this->background);
imagefilledellipse($image->getCore(), $x, $y, $this->width, $this->height, $background->getInt());
if ($this->hasBorder()) {
$border_color = new Color($this->border_color);
imagesetthickness($image->getCore(), $this->border_width);
imageellipse($image->getCore(), $x, $y, $this->width, $this->height, $border_color->getInt());
}
return true;
}
/**
* Draw rectangle to given GD resource
*
* @param resource $resource
* @param integer $x
* @param integer $y
* @return boolean
*/
private function applyToResource($resource, $x, $y)
{
$background = new Color($this->background);
imagefilledrectangle($resource, $this->x1, $this->y1, $this->x2, $this->y2, $background->getInt());
if ($this->hasBorder()) {
$border_color = new Color($this->border_color);
imagesetthickness($resource, $this->border_width);
imagerectangle($resource, $this->x1, $this->y1, $this->x2, $this->y2, $border_color->getInt());
}
return true;
}
/**
* Draw polygon on given image
*
* @param Image $image
* @param integer $x
* @param integer $y
* @return boolean
*/
public function applyToImage(Image $image, $x = 0, $y = 0)
{
$background = new Color($this->background);
imagefilledpolygon($image->getCore(), $this->points, intval(count($this->points) / 2), $background->getInt());
if ($this->hasBorder()) {
$border_color = new Color($this->border_color);
imagesetthickness($image->getCore(), $this->border_width);
imagepolygon($image->getCore(), $this->points, intval(count($this->points) / 2), $border_color->getInt());
}
return true;
}
/**
* Draw polygon on given GD resource
*
* @param resource $resource
* @param integer $x
* @param interger $y
* @return boolean
*/
private function applyToResource($resource, $x, $y)
{
$background = new Color($this->background);
imagefilledpolygon($resource, $this->points, intval(count($this->points) / 2), $background->getInt());
if ($this->hasBorder()) {
$border_color = new Color($this->border_color);
imagesetthickness($resource, $this->border_width);
imagepolygon($resource, $this->points, intval(count($this->points) / 2), $border_color->getInt());
}
return true;
}
/**
* Draw ellipse on given gd resource
*
* @param resource $resource
* @return boolean
*/
private function applyToResource($resource, $x, $y)
{
// parse background color
$background = new Color($this->background);
if ($this->hasBorder()) {
// slightly smaller ellipse to keep 1px bordered edges clean
imagefilledellipse($resource, $x, $y, $this->width - 1, $this->height - 1, $background->getInt());
$border_color = new Color($this->border_color);
imagesetthickness($resource, $this->border_width);
// gd's imageellipse doesn't respect imagesetthickness so i use imagearc with 359.9 degrees here
imagearc($resource, $x, $y, $this->width, $this->height, 0, 359.99, $border_color->getInt());
} else {
imagefilledellipse($resource, $x, $y, $this->width, $this->height, $background->getInt());
}
}
/**
* Read color information from a certain position
*
* @param \Intervention\Image\Image $image
* @return boolean
*/
public function execute($image)
{
$x = $this->argument(0)->type('digit')->required()->value();
$y = $this->argument(1)->type('digit')->required()->value();
$format = $this->argument(2)->type('string')->value('array');
// pick color
$color = imagecolorat($image->getCore(), $x, $y);
if (!imageistruecolor($image->getCore())) {
$color = imagecolorsforindex($image->getCore(), $color);
$color['alpha'] = round(1 - $color['alpha'] / 127, 2);
}
$color = new Color($color);
// format to output
$this->setOutput($color->format($format));
return true;
}
/**
* Draw ellipse instance on given image
*
* @param Image $image
* @param integer $x
* @param integer $y
* @return boolean
*/
public function applyToImage(Image $image, $x = 0, $y = 0)
{
// parse background color
$background = new Color($this->background);
if ($this->hasBorder()) {
// slightly smaller ellipse to keep 1px bordered edges clean
imagefilledellipse($image->getCore(), $x, $y, $this->width - 1, $this->height - 1, $background->getInt());
$border_color = new Color($this->border_color);
imagesetthickness($image->getCore(), $this->border_width);
// gd's imageellipse doesn't respect imagesetthickness so i use imagearc with 359.9 degrees here
imagearc($image->getCore(), $x, $y, $this->width, $this->height, 0, 359.99, $border_color->getInt());
} else {
imagefilledellipse($image->getCore(), $x, $y, $this->width, $this->height, $background->getInt());
}
return true;
}
/**
* Fills image with color or pattern
*
* @param \Intervention\Image\Image $image
* @return boolean
*/
public function execute($image)
{
$filling = $this->argument(0)->value();
$x = $this->argument(1)->type('digit')->value();
$y = $this->argument(2)->type('digit')->value();
$width = imagesx($image->getCore());
$height = imagesy($image->getCore());
try {
// set image tile filling
$tile = $image->getDriver()->init($filling);
} catch (\Intervention\Image\Exception\NotReadableException $e) {
// set solid color filling
$color = new Color($filling);
$filling = $color->getInt();
}
foreach ($image as $frame) {
if (isset($tile)) {
imagesettile($frame->getCore(), $tile->getCore());
$filling = IMG_COLOR_TILED;
}
imagealphablending($frame->getCore(), true);
if (is_int($x) && is_int($y)) {
// resource should be visible through transparency
$base = $image->getDriver()->newImage($width, $height)->getCore();
imagecopy($base, $frame->getCore(), 0, 0, 0, 0, $width, $height);
// floodfill if exact position is defined
imagefill($frame->getCore(), $x, $y, $filling);
// copy filled original over base
imagecopy($base, $frame->getCore(), 0, 0, 0, 0, $width, $height);
// set base as new resource-core
imagedestroy($frame->getCore());
$frame->setCore($base);
} else {
// fill whole image otherwise
imagefilledrectangle($frame->getCore(), 0, 0, $width - 1, $height - 1, $filling);
}
}
isset($tile) ? imagedestroy($tile->getCore()) : null;
return true;
}
public function testDiffers()
{
$c1 = new Color(array(0, 0, 0));
$c2 = new Color(array(0, 0, 0));
$this->assertEquals(false, $c1->differs($c2));
$c1 = new Color(array(1, 0, 0));
$c2 = new Color(array(0, 0, 0));
$this->assertEquals(true, $c1->differs($c2));
$c1 = new Color(array(1, 0, 0));
$c2 = new Color(array(0, 0, 0));
$this->assertEquals(false, $c1->differs($c2, 10));
$c1 = new Color(array(127, 127, 127));
$c2 = new Color(array(0, 0, 0));
$this->assertEquals(true, $c1->differs($c2, 49));
$c1 = new Color(array(127, 127, 127));
$c2 = new Color(array(0, 0, 0));
$this->assertEquals(false, $c1->differs($c2, 50));
}
/**
* Draw current instance of line to given endpoint on given image
*
* @param Image $image
* @param integer $x
* @param integer $y
* @return boolean
*/
public function applyToImage(Image $image, $x = 0, $y = 0)
{
$color = new Color($this->color);
imageline($image->getCore(), $x, $y, $this->x, $this->y, $color->getInt());
return true;
}
public function applyToImage(Image $image, $posx = 0, $posy = 0)
{
// format text
$text = $this->format();
// box size
$box = $this->isBoxed() ? $this->box : $this->getBoxSize($text);
// create empty resource
$canvas = imagecreatetruecolor($box->getWidth() + self::PADDING * 2, $box->getHeight() + self::PADDING * 2);
imagealphablending($canvas, true);
// set background color transparent (2147483647 (1291845632))
imagefill($canvas, 0, 0, 2147483647);
// parse text color
$color = new Color($this->color);
$lines = $this->getLines($text);
$baseline = $this->getCoreBoxSize($lines[0]);
$box->align(sprintf('%s-%s', $this->align, 'top'));
$ystart = 0;
if ($this->isBoxed()) {
switch (strtolower($this->valign)) {
case 'bottom':
$ystart = $box->getHeight() - $this->getBoxSize($text)->getHeight();
break;
case 'center':
case 'middle':
$ystart = ($box->getHeight() - $this->getBoxSize($text)->getHeight()) / 2;
break;
}
}
// write line by line
foreach ($lines as $count => $line) {
$linesize = $this->getCoreBoxSize(trim($line));
$relative = $box->relativePosition($linesize->align($this->align));
if ($this->hasApplicableFontFile()) {
// draw ttf text
imagettftext($canvas, $this->getPointSize(), 0, self::PADDING + $relative->x, self::PADDING + $ystart + $baseline->getHeight() + $count * $this->lineHeight * $this->size * 1.5, $color->getInt(), $this->file, $line);
} else {
// draw text
imagestring($canvas, $this->getInternalFont(), self::PADDING + $relative->x, self::PADDING + $ystart + $count * $this->lineHeight * $baseline->getHeight(), trim($line), $color->getInt());
}
}
// valign
switch (strtolower($this->valign)) {
case 'top':
# nothing to do...
break;
case 'center':
case 'middle':
$box->pivot->moveY($box->getHeight() / 2);
break;
case 'bottom':
$box->pivot->moveY($box->getHeight());
break;
default:
case 'baseline':
$baseline = $this->hasApplicableFontFile() ? $baseline->getHeight() : $this->getInternalFontBaseline();
$box->pivot->moveY($baseline);
break;
}
if ($this->isBoxed()) {
$box->align('top-left');
}
// rotate canvas
if ($this->angle != 0) {
$canvas = imagerotate($canvas, $this->angle, 2147483647);
$box->rotate($this->angle);
}
// enable alphablending for imagecopy
imagealphablending($image->getCore(), true);
foreach ($image as $frame) {
// insert canvas
imagecopy($frame->getCore(), $canvas, $posx - $box->pivot->x - self::PADDING, $posy - $box->pivot->y - self::PADDING, 0, 0, imagesx($canvas), imagesy($canvas));
}
}
/**
* Draws font to given image at given position
*
* @param Image $image
* @param integer $posx
* @param integer $posy
* @return void
*/
public function applyToImage(Image $image, $posx = 0, $posy = 0)
{
// parse text color
$color = new Color($this->color);
if ($this->hasApplicableFontFile()) {
if ($this->angle != 0 || is_string($this->align) || is_string($this->valign)) {
$box = $this->getBoxSize();
$align = is_null($this->align) ? 'left' : strtolower($this->align);
$valign = is_null($this->valign) ? 'bottom' : strtolower($this->valign);
// correction on position depending on v/h alignment
switch ($align . '-' . $valign) {
case 'center-top':
$posx = $posx - round(($box[6] + $box[4]) / 2);
$posy = $posy - round(($box[7] + $box[5]) / 2);
break;
case 'right-top':
$posx = $posx - $box[4];
$posy = $posy - $box[5];
break;
case 'left-top':
$posx = $posx - $box[6];
$posy = $posy - $box[7];
break;
case 'center-center':
case 'center-middle':
$posx = $posx - round(($box[0] + $box[4]) / 2);
$posy = $posy - round(($box[1] + $box[5]) / 2);
break;
case 'right-center':
case 'right-middle':
$posx = $posx - round(($box[2] + $box[4]) / 2);
$posy = $posy - round(($box[3] + $box[5]) / 2);
break;
case 'left-center':
case 'left-middle':
$posx = $posx - round(($box[0] + $box[6]) / 2);
$posy = $posy - round(($box[1] + $box[7]) / 2);
break;
case 'center-bottom':
$posx = $posx - round(($box[0] + $box[2]) / 2);
$posy = $posy - round(($box[1] + $box[3]) / 2);
break;
case 'right-bottom':
$posx = $posx - $box[2];
$posy = $posy - $box[3];
break;
case 'left-bottom':
$posx = $posx - $box[0];
$posy = $posy - $box[1];
break;
}
}
// enable alphablending for imagettftext
imagealphablending($image->getCore(), true);
// draw ttf text
imagettftext($image->getCore(), $this->getPointSize(), $this->angle, $posx, $posy, $color->getInt(), $this->file, $this->text);
} else {
// get box size
$box = $this->getBoxSize();
$width = $box['width'];
$height = $box['height'];
// internal font specific position corrections
if ($this->getInternalFont() == 1) {
$top_correction = 1;
$bottom_correction = 2;
} elseif ($this->getInternalFont() == 3) {
$top_correction = 2;
$bottom_correction = 4;
} else {
$top_correction = 3;
$bottom_correction = 4;
}
// x-position corrections for horizontal alignment
switch (strtolower($this->align)) {
case 'center':
$posx = ceil($posx - $width / 2);
break;
case 'right':
$posx = ceil($posx - $width) + 1;
break;
}
// y-position corrections for vertical alignment
switch (strtolower($this->valign)) {
case 'center':
case 'middle':
$posy = ceil($posy - $height / 2);
break;
case 'top':
$posy = ceil($posy - $top_correction);
break;
default:
case 'bottom':
$posy = round($posy - $height + $bottom_correction);
break;
}
// draw text
imagestring($image->getCore(), $this->getInternalFont(), $posx, $posy, $this->text, $color->getInt());
}
}
