From 091a1e0179cb264cc2cab6e3b11ea31045c8536d Mon Sep 17 00:00:00 2001
From: kitfox
Date: Tue, 29 May 2007 23:33:23 +0000
Subject: Restoring SVG Salamander to it's original code base, and updating
 build scripts.

git-svn-id: https://svn.java.net/svn/svgsalamander~svn/trunk/svg-core@36 7dc7fa77-23fb-e6ad-8e2e-c86bd48ed22b
---
 .../java/com/kitfox/svg/animation/TrackMotion.java | 128 +++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 src/main/java/com/kitfox/svg/animation/TrackMotion.java

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

diff --git a/src/main/java/com/kitfox/svg/animation/TrackMotion.java b/src/main/java/com/kitfox/svg/animation/TrackMotion.java
new file mode 100644
index 0000000..6cb8578
--- /dev/null
+++ b/src/main/java/com/kitfox/svg/animation/TrackMotion.java
@@ -0,0 +1,128 @@
+/*
+ * TrackManager.java
+ *
+ *  The Salamander Project - 2D and 3D graphics libraries in Java
+ *  Copyright (C) 2004 Mark McKay
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ *  Mark McKay can be contacted at mark@kitfox.com.  Salamander and other
+ *  projects can be found at http://www.kitfox.com
+ *
+ * Created on September 21, 2004, 11:34 PM
+ */
+
+package com.kitfox.svg.animation;
+
+import com.kitfox.svg.xml.StyleAttribute;
+import java.awt.geom.*;
+import java.util.*;
+
+import com.kitfox.svg.*;
+import com.kitfox.svg.xml.*;
+
+/**
+ * A track holds the animation events for a single parameter of a single SVG
+ * element.  It also contains the default value for the element, should the
+ * user want to see the 'unanimated' value.
+ *
+ * @author Mark McKay
+ * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
+ */
+public class TrackMotion extends TrackBase
+{
+    public TrackMotion(AnimationElement ele) throws SVGElementException
+    {
+        //The motion element implies a CSS attribute of transform
+//        super(ele.getParent(), "transform", AnimationElement.AT_CSS);
+        super(ele.getParent(), ele);
+    }
+
+    public boolean getValue(StyleAttribute attrib, double curTime) throws SVGException
+    {
+        AffineTransform retVal = new AffineTransform();
+        retVal = getValue(retVal, curTime);
+//        AffineTransform val = getValue(curTime);
+//        if (val == null) return false;
+
+        double[] mat = new double[6];
+        retVal.getMatrix(mat);
+        attrib.setStringValue("matrix(" + mat[0] + " " + mat[1] + " " + mat[2] + " " + mat[3] + " " + mat[4] + " " + mat[5] + ")");
+        return true;
+    }
+
+    public AffineTransform getValue(AffineTransform retVal, double curTime) throws SVGException
+    {
+        //Init transform with default state
+        StyleAttribute attr = null;
+        switch (attribType)
+        {
+            case AnimationElement.AT_CSS:
+                attr = parent.getStyleAbsolute(attribName);
+                retVal.setTransform(SVGElement.parseSingleTransform(attr.getStringValue()));
+                break;
+            case AnimationElement.AT_XML:
+                attr = parent.getPresAbsolute(attribName);
+                retVal.setTransform(SVGElement.parseSingleTransform(attr.getStringValue()));
+                break;
+            case AnimationElement.AT_AUTO:
+                attr = parent.getStyleAbsolute(attribName);
+                if (attr == null) attr = parent.getPresAbsolute(attribName);
+                retVal.setTransform(SVGElement.parseSingleTransform(attr.getStringValue()));
+                break;
+        }
+
+
+        //Update transform with time based information
+        AnimationTimeEval state = new AnimationTimeEval();
+        AffineTransform xform = new AffineTransform();
+//        boolean pastEnd = true;
+
+        for (Iterator it = animEvents.iterator(); it.hasNext();)
+        {
+            AnimateMotion ele = (AnimateMotion)it.next();
+            ele.evalParametric(state, curTime);
+
+            //Go to next element if this one does not affect processing
+            if (Double.isNaN(state.interp)) continue;
+
+            switch (ele.getAdditiveType())
+            {
+                case AnimationElement.AD_SUM:
+                    retVal.concatenate(ele.eval(xform, state.interp));
+                    break;
+                case AnimationElement.AD_REPLACE:
+                    retVal.setTransform(ele.eval(xform, state.interp));
+                    break;
+            }
+
+            //Evaluate accumulation if applicable
+/*
+            if (state.rep > 0)
+            {
+                switch (ele.getAccumulateType())
+                {
+                    case AnimationElement.AC_SUM:
+                        retVal += ele.repeatSkipSize(state.rep);
+                        break;
+                }
+
+            }
+*/
+        }
+
+        return retVal;
+    }
+}
-- 
cgit v1.2.3-55-g7522