diff options
Diffstat (limited to 'src/main/java/com/kitfox/svg/Ellipse.java')
| -rw-r--r-- | src/main/java/com/kitfox/svg/Ellipse.java | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/src/main/java/com/kitfox/svg/Ellipse.java b/src/main/java/com/kitfox/svg/Ellipse.java new file mode 100644 index 0000000..1047930 --- /dev/null +++ b/src/main/java/com/kitfox/svg/Ellipse.java @@ -0,0 +1,191 @@ +/*
+ * 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 org.xml.sax.*;
+
+import java.awt.*;
+import java.awt.geom.*;
+
+/**
+ * @author Mark McKay
+ * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
+ */
+public class Ellipse extends ShapeElement {
+
+ float cx = 0.0f;
+ float cy = 0.0f;
+ float rx = 0.0f;
+ float ry = 0.0f;
+
+ Ellipse2D.Float ellipse = new Ellipse2D.Float();
+
+ /** Creates a new instance of Rect */
+ public Ellipse() {
+ }
+/*
+ protected void init(String idIn, Style parentStyle, String cx, String cy, String rx, String ry) {
+ super.init(idIn, parentStyle);
+
+ this.cx = parseDouble(cx);
+ this.cy = parseDouble(cy);
+ this.rx = parseDouble(rx);
+ this.ry = parseDouble(ry);
+
+ setBounds(this.cx - this.rx, this.cy - this.ry, this.rx * 2.0, this.ry * 2.0);
+ }
+*/
+ /*
+ 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 rx = attrs.getValue("rx");
+ String ry = attrs.getValue("ry");
+
+ this.cx = XMLParseUtil.parseDouble(cx);
+ this.cy = XMLParseUtil.parseDouble(cy);
+ this.rx = XMLParseUtil.parseDouble(rx);
+ this.ry = XMLParseUtil.parseDouble(ry);
+
+ build();
+ }
+ */
+
+ /*
+ 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("rx"))) rx = sty.getFloatValueWithUnits();
+
+ if (getPres(sty.setName("ry"))) ry = sty.getFloatValueWithUnits();
+
+ ellipse.setFrame(cx - rx, cy - ry, rx * 2f, ry * 2f);
+ }
+
+ public void render(Graphics2D g) throws SVGException
+ {
+ beginLayer(g);
+ renderShape(g, ellipse);
+ finishLayer(g);
+ }
+
+ public Shape getShape()
+ {
+ return shapeToParent(ellipse);
+ }
+
+ public Rectangle2D getBoundingBox() throws SVGException
+ {
+ return boundsToParent(includeStrokeInBounds(ellipse.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 newCx = sty.getFloatValueWithUnits();
+ if (newCx != cx)
+ {
+ cx = newCx;
+ shapeChange = true;
+ }
+ }
+
+ if (getPres(sty.setName("cy")))
+ {
+ float newCy = sty.getFloatValueWithUnits();
+ if (newCy != cy)
+ {
+ cy = newCy;
+ shapeChange = true;
+ }
+ }
+
+ if (getPres(sty.setName("rx")))
+ {
+ float newRx = sty.getFloatValueWithUnits();
+ if (newRx != rx)
+ {
+ rx = newRx;
+ shapeChange = true;
+ }
+ }
+
+ if (getPres(sty.setName("ry")))
+ {
+ float newRy = sty.getFloatValueWithUnits();
+ if (newRy != ry)
+ {
+ ry = newRy;
+ shapeChange = true;
+ }
+ }
+
+ if (shapeChange)
+ {
+ ellipse.setFrame(cx - rx, cy - ry, rx * 2f, ry * 2f);
+ return true;
+ }
+
+ return changeState;
+ }
+}
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