示例#1
0
文件: Image.php 项目: darkluk42/image
 /**
  * @param \DarkLuk42\BoundingBox $bb area to check for cropping
  * @param \DarkLuk42\Color       $color color to be cropped
  * @param bool                   $cropTransparent if colors with alpha on invisible should be cropped too
  *
  * @return \DarkLuk42\BoundingBox area to be cropped
  */
 public function cropRightByColor(BoundingBox $bb, Color $color, $cropTransparent = true)
 {
     $binaryColor = $color->toBinary();
     // right to left
     for ($x = $bb->getRight(); $x >= $bb->getLeft(); $x--) {
         for ($y = $bb->getTop(); $y <= $bb->getBottom(); $y++) {
             if ($binaryColor != $this->colorAt($x, $y) && (!$cropTransparent || $this->colorAt($x, $y) >> 24 < 127)) {
                 break 2;
             }
         }
         $bb->setWidthByRight($x);
     }
     return $bb;
 }
示例#2
0
 public static function containedByBoth(BoundingBox $bb1, BoundingBox $bb2)
 {
     $left = max($bb1->getLeft(), $bb2->getLeft());
     $top = max($bb1->getLeft(), $bb2->getLeft());
     $right = min($bb1->getRight(), $bb2->getRight());
     $bottom = min($bb1->getBottom(), $bb2->getBottom());
     $bb = new self($left, $top, 0, 0);
     $bb->setWidthByRight($right);
     $bb->setHeightByBottom($bottom);
     return $bb;
 }