/** * Returns an image with a resized canvas * * The image is filled with $color. Use $scale to determine, when to resize. * * @param WideImage_Image $img * @param smart_coordinate $width * @param smart_coordinate $height * @param smart_coordinate $left * @param smart_coordinate $top * @param int $color * @param string $scale 'up', 'down', 'any' * @param boolean $merge * @return WideImage_Image */ function execute($img, $width, $height, $left, $top, $color, $scale, $merge) { $new_width = WideImage_Coordinate::fix($width, $img->getWidth()); $new_height = WideImage_Coordinate::fix($height, $img->getHeight()); if ($scale == 'down') { $new_width = min($new_width, $img->getWidth()); $new_height = min($new_height, $img->getHeight()); } elseif ($scale == 'up') { $new_width = max($new_width, $img->getWidth()); $new_height = max($new_height, $img->getHeight()); } $new = WideImage::createTrueColorImage($new_width, $new_height); if ($img->isTrueColor()) { if ($color === null) { $color = $new->allocateColorAlpha(0, 0, 0, 127); } } else { imagepalettecopy($new->getHandle(), $img->getHandle()); if ($img->isTransparent()) { $new->copyTransparencyFrom($img); $tc_rgb = $img->getTransparentColorRGB(); $t_color = $new->allocateColorAlpha($tc_rgb); } if ($color === null) { if ($img->isTransparent()) { $color = $t_color; } else { $color = $new->allocateColorAlpha(255, 0, 127, 127); } imagecolortransparent($new->getHandle(), $color); } } $new->fill(0, 0, $color); $x = WideImage_Coordinate::fix($left, $new->getWidth(), $img->getWidth()); $y = WideImage_Coordinate::fix($top, $new->getHeight(), $img->getHeight()); // blending for truecolor images if ($img->isTrueColor()) { $new->alphaBlending($merge); } // not-blending for palette images if (!$merge && !$img->isTrueColor() && isset($t_color)) { $new->getCanvas()->filledRectangle($x, $y, $x + $img->getWidth(), $y + $img->getHeight(), $t_color); } $img->copyTo($new, $x, $y); return $new; }
/** * @param WideImage_Image $image * @param int $radius * @param int $color * @param int $smoothness * @return WideImage_Image */ function execute($image, $radius, $color, $smoothness, $corners) { if ($smoothness < 1) { $sample_ratio = 1; } elseif ($smoothness > 16) { $sample_ratio = 16; } else { $sample_ratio = $smoothness; } $corner = WideImage::createTrueColorImage($radius * $sample_ratio, $radius * $sample_ratio); if ($color === null) { imagepalettecopy($corner->getHandle(), $image->getHandle()); $bg_color = $corner->allocateColor(0, 0, 0); $corner->fill(0, 0, $bg_color); $fg_color = $corner->allocateColor(255, 255, 255); $corner->getCanvas()->filledEllipse($radius * $sample_ratio, $radius * $sample_ratio, $radius * 2 * $sample_ratio, $radius * 2 * $sample_ratio, $fg_color); $corner = $corner->resize($radius, $radius); $result = $image->asTrueColor(); $tc = $result->getTransparentColor(); if ($tc == -1) { $tc = $result->allocateColorAlpha(255, 255, 255, 127); imagecolortransparent($result->getHandle(), $tc); $result->setTransparentColor($tc); } if ($corners & WideImage::SIDE_TOP_LEFT || $corners & WideImage::SIDE_LEFT || $corners & WideImage::SIDE_TOP) { $result = $result->applyMask($corner, -1, -1); } $corner = $corner->rotate(90); if ($corners & WideImage::SIDE_TOP_RIGHT || $corners & WideImage::SIDE_TOP || $corners & WideImage::SIDE_RIGHT) { $result = $result->applyMask($corner, $result->getWidth() - $corner->getWidth() + 1, -1, 100); } $corner = $corner->rotate(90); if ($corners & WideImage::SIDE_BOTTOM_RIGHT || $corners & WideImage::SIDE_RIGHT || $corners & WideImage::SIDE_BOTTOM) { $result = $result->applyMask($corner, $result->getWidth() - $corner->getWidth() + 1, $result->getHeight() - $corner->getHeight() + 1, 100); } $corner = $corner->rotate(90); if ($corners & WideImage::SIDE_BOTTOM_LEFT || $corners & WideImage::SIDE_LEFT || $corners & WideImage::SIDE_BOTTOM) { $result = $result->applyMask($corner, -1, $result->getHeight() - $corner->getHeight() + 1, 100); } return $result; } else { $bg_color = $color; $corner->fill(0, 0, $bg_color); $fg_color = $corner->allocateColorAlpha(127, 127, 127, 127); $corner->getCanvas()->filledEllipse($radius * $sample_ratio, $radius * $sample_ratio, $radius * 2 * $sample_ratio, $radius * 2 * $sample_ratio, $fg_color); $corner = $corner->resize($radius, $radius); $result = $image->copy(); if ($corners & WideImage::SIDE_TOP_LEFT || $corners & WideImage::SIDE_LEFT || $corners & WideImage::SIDE_TOP) { $result = $result->merge($corner, -1, -1, 100); } $corner = $corner->rotate(90); if ($corners & WideImage::SIDE_TOP_RIGHT || $corners & WideImage::SIDE_TOP || $corners & WideImage::SIDE_RIGHT) { $result = $result->merge($corner, $result->getWidth() - $corner->getWidth() + 1, -1, 100); } $corner = $corner->rotate(90); if ($corners & WideImage::SIDE_BOTTOM_RIGHT || $corners & WideImage::SIDE_RIGHT || $corners & WideImage::SIDE_BOTTOM) { $result = $result->merge($corner, $result->getWidth() - $corner->getWidth() + 1, $result->getHeight() - $corner->getHeight() + 1, 100); } $corner = $corner->rotate(90); if ($corners & WideImage::SIDE_BOTTOM_LEFT || $corners & WideImage::SIDE_LEFT || $corners & WideImage::SIDE_BOTTOM) { $result = $result->merge($corner, -1, $result->getHeight() - $corner->getHeight() + 1, 100); } return $result; } }
/** * (non-PHPdoc) * @see WideImage_Image#asTrueColor() */ function asTrueColor() { $width = $this->getWidth(); $height = $this->getHeight(); $new = WideImage::createTrueColorImage($width, $height); if ($this->isTransparent()) { $new->copyTransparencyFrom($this); } if (!imageCopy($new->getHandle(), $this->handle, 0, 0, 0, 0, $width, $height)) { throw new WideImage_GDFunctionResultException("imagecopy() returned false"); } return $new; }