/**
* Convert an image. Returns TRUE when successfull, FALSE if image is
* not a truecolor image.
*
* @param img.Image image
* @return bool
* @throws img.ImagingException
*/
public function convert($image)
{
if (!imageistruecolor($image->handle)) {
return false;
}
$tmp = Image::create($image->getWidth(), $image->getHeight(), IMG_TRUECOLOR);
$tmp->copyFrom($image);
imagetruecolortopalette($image->handle, $this->dither, $this->ncolors);
imagecolormatch($tmp->handle, $image->handle);
unset($tmp);
return true;
}
/**
* Method to render pie charts
*
* @param img.chart.PieChart bc
* @return img.Image
*/
public function renderPieChart($pc)
{
// Create local variables for faster access
$border = 50;
$sum = $pc->sum();
$innerHeight = $this->height - $border * 2;
$innerWidth = $this->width - $border * 2;
$middleX = $this->width / 2;
$middleY = $this->height / 2;
$count = $pc->count();
$font = 2;
$fontw = imagefontwidth($font);
$fonth = imagefontheight($font);
// Create image
with($img = Image::create($this->width, $this->height));
$colors = $this->_colors($img, $pc->getColor('sample'));
$axisColor = $img->allocate($pc->getColor('axis'));
// Flood fill with background color
$img->fill($img->allocate($pc->getColor('chartback')), $leftBorder + 1, $topBorder + 1);
$pc->getDisplayLegend() && $this->_renderLegend(['labels' => $pc->getLabels(), 'font' => $font, 'fontWidth' => $fontw, 'fontHeight' => $fonth, 'rightBorder' => $border / 5, 'topBorder' => $border / 5, 'margin' => 5, 'legendColor' => $img->allocate($pc->getColor('legend')), 'legendbackColor' => $img->allocate($pc->getColor('legendback')), 'sampleColor' => $colors], $img);
$start = $end = 0;
for ($i = 0; $i < $count; $i++) {
$end += $pc->series[0]->values[$i];
$angle = deg2rad(90 - ($start + ($end - $start) / 2) / $sum * 360);
$insetX = sin($angle) * $pc->getValueInset($i);
$insetY = cos($angle) * $pc->getvalueInset($i);
imagefilledarc($img->handle, $middleX + $insetX, $middleY + $insetY, $innerWidth, $innerHeight, $start / $sum * 360, $end / $sum * 360, $colors[$i % sizeof($colors)]->handle, IMG_ARC_PIE);
if ($pc->getDisplayValues()) {
imagestring($img->handle, $font, $middleX + $insetX + sin($angle) * $innerWidth / 3 - strlen($pc->series[0]->values[$i]) * $fontw / 2, $middleY + $insetY + cos($angle) * $innerHeight / 3 - $fonth / 2, $pc->series[0]->values[$i], $axisColor->handle);
}
$start = $end;
}
return $img;
}
public function read()
{
$s = new MemoryInputStream(base64_decode('R0lGODdhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs='));
Image::loadFrom(new GifStreamReader($s));
}
public function read()
{
$s = new MemoryInputStream(base64_decode('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'));
Image::loadFrom(new JpegStreamReader($s));
}
public function readMalformedData()
{
$s = new MemoryInputStream('@@MALFORMED@@');
Image::loadFrom(new PngStreamReader($s));
}
/**
* Get Thumbnail
*
* @return img.Image
*/
public function getThumbnail()
{
$s = new Stream();
$s->open(STREAM_MODE_WRITE);
$s->write(exif_thumbnail($this->getFilename()));
$s->rewind();
return Image::loadFrom(new StreamReader($s));
}
public function read_bc()
{
$s = new Stream();
FileUtil::setContents($s, base64_decode('iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEX///+nxBvIAAAACklEQVQImWNgAAAAAgAB9HFkpgAAAABJRU5ErkJggg=='));
Image::loadFrom(new \img\io\StreamReader(ref($s)));
}
public function read()
{
$s = new MemoryInputStream(base64_decode('iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEX///+nxBvIAAAACklEQVQImWNgAAAAAgAB9HFkpgAAAABJRU5ErkJggg=='));
Image::loadFrom(new PngStreamReader($s));
}
public function read_bc()
{
$s = new Stream();
FileUtil::setContents($s, base64_decode('R0lGODdhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs='));
Image::loadFrom(new \img\io\StreamReader(ref($s)));
}
public function readMalformedDataBC()
{
$s = new Stream();
FileUtil::setContents($s, '@@MALFORMED@@');
Image::loadFrom(new \img\io\StreamReader(ref($s)));
}
/**
* Setup this test. Creates a 1x1 pixel image filled with white.
*/
public function setUp()
{
$this->image = \img\Image::create(1, 1);
$this->image->fill($this->image->allocate(new \img\Color('#ffffff')));
}