diff options
Diffstat (limited to 'src/main/java/com/kitfox/svg/Circle.java')
| -rw-r--r-- | src/main/java/com/kitfox/svg/Circle.java | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/src/main/java/com/kitfox/svg/Circle.java b/src/main/java/com/kitfox/svg/Circle.java new file mode 100644 index 0000000..80daf35 --- /dev/null +++ b/src/main/java/com/kitfox/svg/Circle.java @@ -0,0 +1,175 @@ +/*
+ * 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.*;
+import com.kitfox.svg.animation.*;
+import org.xml.sax.*;
+
+import java.net.*;
+import java.io.*;
+import java.util.*;
+import java.awt.*;
+import java.awt.geom.*;
+
+/**
+ * @author Mark McKay
+ * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
+ */
+public class Circle extends ShapeElement
+{
+
+ float cx = 0f;
+ float cy = 0f;
+ float r = 0f;
+
+
+ Ellipse2D.Float circle = new Ellipse2D.Float();
+
+ /** Creates a new instance of Rect */
+ public Circle() {
+ }
+/*
+ public void loaderStartElement(SVGLoaderHelper helper, Attributes attrs, SVGElement parent)
+ {
+ //Load style string
+ super.loaderStartElement(helper, attrs, parent);
+
+ String cx = attrs.getValue("cx");
+ String cy = attrs.getValue("cy");
+ String r = attrs.getValue("r");
+
+ this.cx = XMLParseUtil.parseFloat(cx);
+ this.cy = XMLParseUtil.parseFloat(cy);
+ this.r = XMLParseUtil.parseFloat(r);
+
+ build();
+
+ //setBounds(this.cx - this.r, this.cy - this.r, this.r * 2.0, this.r * 2.0);
+ }
+*/
+ /*
+ public void loaderEndElement(SVGLoaderHelper helper)
+ {
+// super.loaderEndElement(helper);
+
+// build();
+ }
+ */
+
+ protected void build() throws SVGException
+ {
+ super.build();
+
+ StyleAttribute sty = new StyleAttribute();
+
+ if (getPres(sty.setName("cx"))) cx = sty.getFloatValueWithUnits();
+
+ if (getPres(sty.setName("cy"))) cy = sty.getFloatValueWithUnits();
+
+ if (getPres(sty.setName("r"))) r = sty.getFloatValueWithUnits();
+
+ circle.setFrame(cx - r, cy - r, r * 2f, r * 2f);
+ }
+
+ public void render(Graphics2D g) throws SVGException
+ {
+ beginLayer(g);
+ renderShape(g, circle);
+ finishLayer(g);
+ }
+
+ public Shape getShape()
+ {
+ return shapeToParent(circle);
+ }
+
+ public Rectangle2D getBoundingBox() throws SVGException
+ {
+ return boundsToParent(includeStrokeInBounds(circle.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 (getPres(sty.setName("cx")))
+ {
+ float newVal = sty.getFloatValueWithUnits();
+ if (newVal != cx)
+ {
+ cx = newVal;
+ shapeChange = true;
+ }
+ }
+
+ if (getPres(sty.setName("cy")))
+ {
+ float newVal = sty.getFloatValueWithUnits();
+ if (newVal != cy)
+ {
+ cy = newVal;
+ shapeChange = true;
+ }
+ }
+
+ if (getPres(sty.setName("r")))
+ {
+ float newVal = sty.getFloatValueWithUnits();
+ if (newVal != r)
+ {
+ r = newVal;
+ shapeChange = true;
+ }
+ }
+
+ if (shapeChange)
+ {
+ circle.setFrame(cx - r, cy - r, r * 2f, r * 2f);
+ return true;
+ }
+
+ return changeState;
+ }
+
+}
+
+
+
|