From 6348e70daa113e8b3203de8fbc919d08c90d972e Mon Sep 17 00:00:00 2001
From: Mike Macgirvin <mike@macgirvin.com>
Date: Thu, 1 Jul 2010 16:48:07 -0700
Subject: Initial checkin

---
 include/Photo.php | 171 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 include/Photo.php

(limited to 'include/Photo.php')

diff --git a/include/Photo.php b/include/Photo.php
new file mode 100644
index 000000000..95ccccc88
--- /dev/null
+++ b/include/Photo.php
@@ -0,0 +1,171 @@
+<?php
+
+if(! class_exists("Photo")) {
+class Photo {
+
+	private $image;
+	private $width;
+	private $height;
+
+	public function __construct($data) {
+		$this->image = @imagecreatefromstring($data);
+		if($this->image !== FALSE) {
+			$this->width  = imagesx($this->image);
+			$this->height = imagesy($this->image);
+		}
+	}
+
+	public function __destruct() {
+		if($this->image)
+			imagedestroy($this->image);
+	}
+
+	public function getWidth() {
+		return $this->width;
+	}
+
+	public function getHeight() {
+		return $this->height;
+	}
+
+	public function getImage() {
+		return $this->image;
+	}
+
+	public function scaleImage($max) {
+
+		$width = $this->width;
+		$height = $this->height;
+
+		$dest_width = $dest_height = 0;
+
+		if((! $width)|| (! $height))
+			return FALSE;
+
+		if($width > $max && $height > $max) {
+			if($width > $height) {
+				$dest_width = $max;
+				$dest_height = intval(( $height * $max ) / $width);
+			}
+			else {
+				$dest_width = intval(( $width * $max ) / $height);
+				$dest_height = $max;
+			}
+		}
+		else {
+			if( $width > $max ) {
+				$dest_width = $max;
+				$dest_height = intval(( $height * $max ) / $width);
+			}
+			else {
+				if( $height > $max ) {
+					$dest_width = intval(( $width * $max ) / $height);
+					$dest_height = $max;
+				}
+				else {
+					$dest_width = $width;
+					$dest_height = $height;
+				}
+			}
+		}
+
+
+		$dest = imagecreatetruecolor( $dest_width, $dest_height );
+		imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dest_width, $dest_height, $width, $height);
+		if($this->image)
+			imagedestroy($this->image);
+		$this->image = $dest;
+		$this->width  = imagesx($this->image);
+		$this->height = imagesy($this->image);
+
+	}
+
+
+
+	public function scaleImageUp($min) {
+
+		$width = $this->width;
+		$height = $this->height;
+
+		$dest_width = $dest_height = 0;
+
+		if((! $width)|| (! $height))
+			return FALSE;
+
+		if($width < $min && $height < $min) {
+			if($width > $height) {
+				$dest_width = $min;
+				$dest_height = intval(( $height * $min ) / $width);
+			}
+			else {
+				$dest_width = intval(( $width * $min ) / $height);
+				$dest_height = $min;
+			}
+		}
+		else {
+			if( $width < $min ) {
+				$dest_width = $min;
+				$dest_height = intval(( $height * $min ) / $width);
+			}
+			else {
+				if( $height < $min ) {
+					$dest_width = intval(( $width * $min ) / $height);
+					$dest_height = $min;
+				}
+				else {
+					$dest_width = $width;
+					$dest_height = $height;
+				}
+			}
+		}
+
+
+		$dest = imagecreatetruecolor( $dest_width, $dest_height );
+		imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dest_width, $dest_height, $width, $height);
+		if($this->image)
+			imagedestroy($this->image);
+		$this->image = $dest;
+		$this->width  = imagesx($this->image);
+		$this->height = imagesy($this->image);
+
+	}
+
+
+
+	public function scaleImageSquare($dim) {
+
+		$dest = imagecreatetruecolor( $dim, $dim );
+		imagecopyresampled($dest, $this->image, 0, 0, 0, 0, $dim, $dim, $this->width, $this->height);
+		if($this->image)
+			imagedestroy($this->image);
+		$this->image = $dest;
+		$this->width  = imagesx($this->image);
+		$this->height = imagesy($this->image);
+	}
+
+
+	public function cropImage($max,$x,$y,$w,$h) {
+		$dest = imagecreatetruecolor( $max, $max );
+		imagecopyresampled($dest, $this->image, 0, 0, $x, $y, $max, $max, $w, $h);
+		if($this->image)
+			imagedestroy($this->image);
+		$this->image = $dest;
+		$this->width  = imagesx($this->image);
+		$this->height = imagesy($this->image);
+	}
+
+	public function saveImage($path) {
+		imagejpeg($this->image,$path,100);
+	}
+
+	public function imageString() {
+		ob_start();
+		imagejpeg($this->image,NULL,100);
+		$s = ob_get_contents();
+		ob_end_clean();
+		return $s;
+	}
+
+
+}}
+
-- 
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