[lasem] [SVG] One more sample file.

[Emmanuel Pacaud <emmanuel src gnome org>]

commit fdb4f902f20db02b584ca2f3c9049f1c854a3638
Author: Emmanuel Pacaud <emmanuel pacaud lapp in2p3 fr>
Date:   Sat Apr 25 18:44:04 2009 +0200

    [SVG] One more sample file.
---
 test/svg/misc/enable-background.svg |   83 +++++++++++++++++++++++++++++++++++
 1 files changed, 83 insertions(+), 0 deletions(-)

diff --git a/test/svg/misc/enable-background.svg b/test/svg/misc/enable-background.svg
new file mode 100644
index 0000000..ea88aaf
--- /dev/null
+++ b/test/svg/misc/enable-background.svg
@@ -0,0 +1,83 @@
+<?xml version="1.0" standalone="no"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" 
+  "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd";>
+<svg width="13.5cm" height="2.7cm" viewBox="0 0 1350 270"
+     xmlns="http://www.w3.org/2000/svg"; version="1.1">
+  <title>Example enable-background01</title>
+  <desc>This test case shows five pictures which illustrate the rules
+        for background image processing.</desc>
+  <defs>
+    <filter id="ShiftBGAndBlur" 
+            filterUnits="userSpaceOnUse" x="0" y="0" width="1200" height="400">
+      <desc>
+        This filter discards the SourceGraphic, if any, and just produces
+        a result consisting of the BackgroundImage shifted down 125 units
+        and then blurred.
+      </desc>
+      <feOffset in="BackgroundImage" dx="0" dy="125" />
+      <feGaussianBlur stdDeviation="8" />
+    </filter>
+    <filter id="ShiftBGAndBlur_WithSourceGraphic" 
+            filterUnits="userSpaceOnUse" x="0" y="0" width="1200" height="400">
+      <desc>
+        This filter takes the BackgroundImage, shifts it down 125 units, blurs it,
+        and then renders the SourceGraphic on top of the shifted/blurred background.
+      </desc>
+      <feOffset in="BackgroundImage" dx="0" dy="125" />
+      <feGaussianBlur stdDeviation="8" result="blur" />
+      <feMerge>
+        <feMergeNode in="blur"/>
+        <feMergeNode in="SourceGraphic"/>
+      </feMerge>
+    </filter>
+  </defs>
+  <g transform="translate(0,0)">
+    <desc>The first picture is our reference graphic without filters.</desc>
+    <rect x="25" y="25" width="100" height="100" fill="red"/>
+    <g opacity=".5">
+      <circle cx="125" cy="75" r="45" fill="green"/>
+      <polygon points="160,25 160,125 240,75" fill="blue"/>
+    </g>
+    <rect x="5" y="5" width="260" height="260" fill="none" stroke="blue"/>
+  </g>
+  <g enable-background="new" transform="translate(270,0)">
+    <desc>The second adds an empty 'g' element which invokes ShiftBGAndBlur.</desc>
+    <rect x="25" y="25" width="100" height="100" fill="red"/>
+    <g opacity=".5">
+      <circle cx="125" cy="75" r="45" fill="green"/>
+      <polygon points="160,25 160,125 240,75" fill="blue"/>
+    </g>
+    <g filter="url(#ShiftBGAndBlur)"/>
+    <rect x="5" y="5" width="260" height="260" fill="none" stroke="blue"/>
+  </g>
+  <g enable-background="new" transform="translate(540,0)">
+    <desc>The third invokes ShiftBGAndBlur on the inner group.</desc>
+    <rect x="25" y="25" width="100" height="100" fill="red"/>
+    <g filter="url(#ShiftBGAndBlur)" opacity=".5">
+      <circle cx="125" cy="75" r="45" fill="green"/>
+      <polygon points="160,25 160,125 240,75" fill="blue"/>
+    </g>
+    <rect x="5" y="5" width="260" height="260" fill="none" stroke="blue"/>
+  </g>
+  <g enable-background="new" transform="translate(810,0)">
+    <desc>The fourth invokes ShiftBGAndBlur on the triangle.</desc>
+    <rect x="25" y="25" width="100" height="100" fill="red"/>
+    <g opacity=".5">
+      <circle cx="125" cy="75" r="45" fill="green"/>
+      <polygon points="160,25 160,125 240,75" fill="blue"
+               filter="url(#ShiftBGAndBlur)"/>
+    </g>
+    <rect x="5" y="5" width="260" height="260" fill="none" stroke="blue"/>
+  </g>
+  <g enable-background="new" transform="translate(1080,0)">
+    <desc>The fifth invokes ShiftBGAndBlur_WithSourceGraphic on the triangle.</desc>
+    <rect x="25" y="25" width="100" height="100" fill="red"/>
+    <g opacity=".5">
+      <circle cx="125" cy="75" r="45" fill="green"/>
+      <polygon points="160,25 160,125 240,75" fill="blue"
+               filter="url(#ShiftBGAndBlur_WithSourceGraphic)"/>
+    </g>
+    <rect x="5" y="5" width="260" height="260" fill="none" stroke="blue"/>
+  </g>
+</svg>
+