From d0a9b9a03fc7ae74ef8a64593ac6b592526ec4d5 Mon Sep 17 00:00:00 2001
From: pp <pp@455248ca-bdda-0310-9134-f4ebb693071a>
Date: Wed, 19 May 2004 04:59:31 +0000
Subject: - initial import

git-svn-id: https://siedziba.pl:790/svn/repos/php-imlib/trunk@7 455248ca-bdda-0310-9134-f4ebb693071a
---
 examples/flip.php | 91 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 examples/flip.php

(limited to 'examples/flip.php')

diff --git a/examples/flip.php b/examples/flip.php
new file mode 100644
index 0000000..2f6b3c6
--- /dev/null
+++ b/examples/flip.php
@@ -0,0 +1,91 @@
+<?php
+
+/*
+ * This example takes a source image and outputs an image with four
+ * scaled copies of the image.  The original, and the image flipped
+ * using the three flip functions: horizontal, vertical, and diagonal.
+ *
+ * The images are labeled using the ImlibText class, and a background
+ * is filled behind them using a filled rectangle from the ImlibDraw class.
+ */
+
+require './class.ImlibImage.php';
+require './class.ImlibColor.php';
+require './class.ImlibCliprect.php';
+require './class.ImlibDraw.php';
+require './class.ImlibText.php';
+
+$padding = 20;
+$thumbw = 170;
+$thumbh = '';	// If this is left blank, the height will be calculated
+$bgarray = Array(220,115,115,255);
+$textarray = Array(255,255,255,255);
+$srcname = './lain-closetheworld.png';
+
+// $mode can be 'horizontal', 'vertical', or 'diagonal'
+function flipCreate($obj,$mode)
+{
+   $cb = "flip_$mode";
+   $obj->$cb();
+   $new = $obj->create_clone();
+   $obj->$cb();
+   return $new;
+}
+
+$im = new ImlibImage();
+$im->load($srcname);
+$orig = $im->create_scaled($thumbw,$thumbh);
+$im->free();
+$imw = $orig->get_width();
+$imh = $orig->get_height();
+
+// Create the image large enough to fit four scaled copies of $srcname
+$dst = new ImlibImage();
+$dst->create(2*$imw + 3*$padding, 2*$imh + 5*$padding);
+
+// Load in a font and set the color and image to draw on
+$txt = new ImlibText();
+$txt->set_color_array($textarray);
+$txt->set_image($dst->get_id());
+$txt->load('','./ARIAL',16);
+
+// Get a drawing object and set its color and image to draw on
+$box = new ImlibDraw();
+$box->set_color_array($bgarray);
+$box->set_image($dst->get_id());
+
+$orig_alpha = $orig->has_alpha();
+$box->fill_rectangle($padding-3,$padding-3, $imw+6,$imh+6);
+$txt->draw($padding,$padding+$imh,'Original');
+$orig->blend_onto_image($dst->get_id(),0,0,$orig_alpha,$imw,$imh,
+                        $padding,$padding, $imw,$imh,0,$orig_alpha,0);
+
+$horiz = flipCreate($orig,'horizontal');
+$horiz_alpha = $horiz->has_alpha();
+$box->fill_rectangle(2*$padding-3+$imw,$padding-3, $imw+6,$imh+6);
+$txt->draw(2*$padding+$imw,$padding+$imh,'Horizontal');
+$horiz->blend_onto_image($dst->get_id(),0,0,$horiz_alpha,$imw,$imh,
+                         2*$padding+$imw,$padding, $imw,$imh,0,$horiz_alpha,0);
+
+$vert = flipCreate($orig,'vertical');
+$vert_alpha = $vert->has_alpha();
+$box->fill_rectangle($padding-3,3*$padding-3+$imh, $imw+6,$imh+6);
+$txt->draw($padding,3*$padding+2*$imh,'Vertical');
+$vert->blend_onto_image($dst->get_id(),0,0,$vert_alpha,$imw,$imh,$padding,
+                        3*$padding+$imh,$imw,$imh,0,$vert_alpha,0);
+
+// In order to keep things simple, this image will be cropped off if it's
+// not square.  This is done to keep things simple.  To show the whole
+// diagonally cropped image, the dimensions for $dst would need to be
+// calculated from the resulting height of the diagonal version of the image
+$diag = flipCreate($orig,'diagonal');
+$diag_alpha = $diag->has_alpha();
+$box->fill_rectangle(2*$padding-3+$imw,3*$padding-3+$imh, $imw+6,$imh+6);
+$txt->draw(2*$padding+$imw,3*$padding+2*$imh,'Diagonal');
+$diag->blend_onto_image($dst->get_id(),0,0,$diag_alpha,$imw,$imh,2*$padding+$imw,
+                        3*$padding+$imh,$imw,$imh,0,$diag_alpha,0);
+
+$dst->save('./flip.png');
+$dst->free();
+
+?>
-- 
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