1 files changed, 158 insertions, 0 deletions
diff --git a/src/main/java/com/kitfox/svg/Symbol.java b/src/main/java/com/kitfox/svg/Symbol.java
new file mode 100644
index 0000000..1a9f0b3
--- /dev/null
+++ b/src/main/java/com/kitfox/svg/Symbol.java
@@ -0,0 +1,158 @@
+/*
+ * Stop.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 January 26, 2004, 1:56 AM
+ */
+
+package com.kitfox.svg;
+
+import com.kitfox.svg.xml.StyleAttribute;
+import java.awt.*;
+import java.awt.geom.*;
+import java.util.*;
+
+import com.kitfox.svg.xml.*;
+import org.xml.sax.*;
+
+/**
+ * @author Mark McKay
+ * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
+ */
+public class Symbol extends Group
+{
+    AffineTransform viewXform;
+    Rectangle2D viewBox;
+
+    /** Creates a new instance of Stop */
+    public Symbol() {
+    }
+/*
+    public void loaderStartElement(SVGLoaderHelper helper, Attributes attrs, SVGElement parent)
+    {
+		//Load style string
+        super.loaderStartElement(helper, attrs, parent);
+
+        String viewBoxStrn = attrs.getValue("viewBox");
+        if (viewBoxStrn != null)
+        {
+            float[] dim = XMLParseUtil.parseFloatList(viewBoxStrn);
+            viewBox = new Rectangle2D.Float(dim[0], dim[1], dim[2], dim[3]);
+        }
+    }
+*/
+    /*
+    public void loaderEndElement(SVGLoaderHelper helper)
+    {
+        if (viewBox == null)
+        {
+            viewBox = super.getBoundingBox();
+        }
+
+        //Transform pattern onto unit square
+        viewXform = new AffineTransform();
+        viewXform.scale(1.0 / viewBox.getWidth(), 1.0 / viewBox.getHeight());
+        viewXform.translate(-viewBox.getX(), -viewBox.getY());
+    }
+*/
+    
+    protected void build() throws SVGException
+    {
+        super.build();
+        
+        StyleAttribute sty = new StyleAttribute();
+        
+//        sty = getPres("unicode");
+//        if (sty != null) unicode = sty.getStringValue();
+
+
+        if (getPres(sty.setName("viewBox")))
+        {
+            float[] dim = sty.getFloatList();
+            viewBox = new Rectangle2D.Float(dim[0], dim[1], dim[2], dim[3]);
+        }
+        
+        if (viewBox == null)
+        {
+//            viewBox = super.getBoundingBox();
+            viewBox = new Rectangle(0, 0, 1, 1);
+        }
+
+        //Transform pattern onto unit square
+        viewXform = new AffineTransform();
+        viewXform.scale(1.0 / viewBox.getWidth(), 1.0 / viewBox.getHeight());
+        viewXform.translate(-viewBox.getX(), -viewBox.getY());
+    }
+
+    protected boolean outsideClip(Graphics2D g) throws SVGException
+    {
+        g.getClipBounds(clipBounds);
+        Rectangle2D rect = super.getBoundingBox();
+        if (rect.intersects(clipBounds))
+        {
+            return false;
+        }
+
+        return true;
+
+    }
+
+    public void render(Graphics2D g) throws SVGException
+    {
+        AffineTransform oldXform = g.getTransform();
+        g.transform(viewXform);
+
+        super.render(g);
+
+        g.setTransform(oldXform);
+    }
+
+    public Shape getShape()
+    {
+        Shape shape = super.getShape();
+        return viewXform.createTransformedShape(shape);
+    }
+
+    public Rectangle2D getBoundingBox() throws SVGException
+    {
+        Rectangle2D rect = super.getBoundingBox();
+        return viewXform.createTransformedShape(rect).getBounds2D();
+    }
+
+    /**
+     * Updates all attributes in this diagram associated with a time event.
+     * Ie, all attributes with track information.
+     * @return - true if this node has changed state as a result of the time
+     * update
+     */
+    public boolean updateTime(double curTime) throws SVGException
+    {
+//        if (trackManager.getNumTracks() == 0) return false;
+        boolean changeState = super.updateTime(curTime);
+        
+        //View box properties do not change
+        
+        return changeState;
+    }
+
+}