From ddd29c1524f3f77691be48f9778de7cabc26f52d Mon Sep 17 00:00:00 2001
From: kitfox
Date: Thu, 6 Feb 2014 08:52:58 +0000
Subject: Fixing SVGSALAMANDER-30.  Animation elements with a 'to' but not a
 'from' will now get their from value from their parent element.

git-svn-id: https://svn.java.net/svn/svgsalamander~svn/trunk/svg-core@164 7dc7fa77-23fb-e6ad-8e2e-c86bd48ed22b
---
 src/main/java/com/kitfox/svg/animation/Animate.java | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'src/main/java/com/kitfox/svg/animation/Animate.java')

diff --git a/src/main/java/com/kitfox/svg/animation/Animate.java b/src/main/java/com/kitfox/svg/animation/Animate.java
index 3ef5287..0ac491e 100644
--- a/src/main/java/com/kitfox/svg/animation/Animate.java
+++ b/src/main/java/com/kitfox/svg/animation/Animate.java
@@ -36,6 +36,7 @@
 
 package com.kitfox.svg.animation;
 
+import com.kitfox.svg.SVGConst;
 import com.kitfox.svg.SVGElement;
 import com.kitfox.svg.SVGException;
 import com.kitfox.svg.SVGLoaderHelper;
@@ -47,6 +48,8 @@ import java.awt.Color;
 import java.awt.geom.AffineTransform;
 import java.awt.geom.GeneralPath;
 import java.awt.geom.PathIterator;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 import org.xml.sax.Attributes;
 import org.xml.sax.SAXException;
 
@@ -197,6 +200,21 @@ public class Animate extends AnimateBase implements AnimateColorIface
         {
             return byValue * interp;
         }
+        else if (toExists)
+        {
+            StyleAttribute style = new StyleAttribute(getAttribName());
+            try
+            {
+                getParent().getStyle(style, true, false);
+            }
+            catch (SVGException ex)
+            {
+                Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING, 
+                    "Could not get from value", ex);
+            }
+            double from = style.getDoubleValue();
+            return toValue * interp + from * (1.0 - interp);
+        }
   
         //Should not reach this line
         throw new RuntimeException("Animate tag could not be evalutated - insufficient arguements");
-- 
cgit v1.2.3-55-g7522