1 files changed, 155 insertions, 0 deletions
diff --git a/src/main/java/com/kitfox/svg/Polyline.java b/src/main/java/com/kitfox/svg/Polyline.java
new file mode 100644
index 0000000..335dd87
--- /dev/null
+++ b/src/main/java/com/kitfox/svg/Polyline.java
@@ -0,0 +1,155 @@
+/*
+ * Rect.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, 5:25 PM
+ */
+
+package com.kitfox.svg;
+
+import com.kitfox.svg.xml.StyleAttribute;
+import com.kitfox.svg.xml.XMLParseUtil;
+import java.awt.geom.*;
+import java.awt.*;
+
+import com.kitfox.svg.xml.*;
+import java.util.Vector;
+
+/**
+ * @author Mark McKay
+ * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
+ */
+public class Polyline extends ShapeElement {
+
+    int fillRule = GeneralPath.WIND_NON_ZERO;
+    String pointsStrn = "";
+//    float[] points = null;
+    GeneralPath path;
+
+    /** Creates a new instance of Rect */
+    public Polyline() {
+    }
+
+    /*
+    public void loaderStartElement(SVGLoaderHelper helper, Attributes attrs, SVGElement parent)
+    {
+		//Load style string
+        super.loaderStartElement(helper, attrs, parent);
+
+
+        points = XMLParseUtil.parseFloatList(attrs.getValue("points"));
+
+        build();
+    }
+    */
+
+    public void build() throws SVGException
+    {
+        super.build();
+        
+        StyleAttribute sty = new StyleAttribute();
+        
+        if (getPres(sty.setName("points"))) pointsStrn = sty.getStringValue();
+        
+        String fillRuleStrn = getStyle(sty.setName("fill-rule")) ? sty.getStringValue() : "nonzero";
+        fillRule = fillRuleStrn.equals("evenodd") ? GeneralPath.WIND_EVEN_ODD : GeneralPath.WIND_NON_ZERO;
+
+        buildPath();
+    }
+    
+    protected void buildPath()
+    {
+        float[] points = XMLParseUtil.parseFloatList(pointsStrn);
+        path = new GeneralPath(fillRule, points.length / 2);
+
+        path.moveTo(points[0], points[1]);
+        for (int i = 2; i < points.length; i += 2)
+        {
+            path.lineTo(points[i], points[i + 1]);
+        }
+    }
+
+    public void render(Graphics2D g) throws SVGException
+    {
+        beginLayer(g);
+        renderShape(g, path);
+        finishLayer(g);
+    }
+
+    public Shape getShape()
+    {
+        return shapeToParent(path);
+    }
+
+    public Rectangle2D getBoundingBox() throws SVGException
+    {
+        return boundsToParent(includeStrokeInBounds(path.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);
+
+        //Get current values for parameters
+        StyleAttribute sty = new StyleAttribute();
+        boolean shapeChange = false;
+        
+        if (getStyle(sty.setName("fill-rule")))
+        {
+            int newVal = sty.getStringValue().equals("evenodd") 
+                ? GeneralPath.WIND_EVEN_ODD 
+                : GeneralPath.WIND_NON_ZERO;
+            if (newVal != fillRule)
+            {
+                fillRule = newVal;
+                shapeChange = true;
+            }
+        }
+        
+        if (getPres(sty.setName("points")))
+        {
+            String newVal = sty.getStringValue();
+            if (!newVal.equals(pointsStrn))
+            {
+                pointsStrn = newVal;
+                shapeChange = true;
+            }
+        }
+        
+        
+        if (shapeChange)
+        {
+            buildPath();
+            return true;
+        }
+        
+        return changeState;
+    }
+}