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Modules/benchmark/GraphBench.java

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+/*   
+GraphBench.java
+ *    
+ *    Copyright (c) 2001, Ted Nelson and Tuomas Lukka
+ *
+ *    You may use and distribute under the terms of either the GNU Lesser
+ *    General Public License, either version 2 of the license or,
+ *    at your choice, any later version. Alternatively, you may use and
+ *    distribute under the terms of the XPL.
+ *
+ *    See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of 
+ *    the licenses.
+ *
+ *    This software 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 README
+ *    file for more details.
+ *
+ */
+/*
+ * Written by Tuomas Lukka
+ */
+
+package org.gzigzag.benchmark;
+import org.gzigzag.*;
+import java.util.*;
+import java.awt.*;
+
+/** Benchmark various graphics stuff.
+ */
+
+public class GraphBench {
+public static final String rcsid = "$Id: GraphBench.java,v 1.2 2001/04/01 11:38:49 tjl Exp $";
+    static private void p(String s) { System.out.println(s); }
+
+    final Frame frame = new Frame();
+    {
+	frame.setSize(100,100);
+	frame.show();
+    }
+    final Font font = new Font("SansSerif", Font.PLAIN, 18);
+    final FontMetrics fontmetrics = frame.getFontMetrics(font);
+    ZZBench b = new ZZBench();
+
+    /** To be overridden by subclasses.
+     * Some graphics implementations, notably Java2D, require
+     * setting flags or hints in the Graphics object to improve
+     * rendering. We abstract the flags in this routine
+     * which all the rendering tests call.
+     */
+    public void setFlags(Graphics g) { 
+    }
+
+    static final int X(int i) {
+	return 50 + (i % 3) * 10;
+    }
+
+    static final int Y(int i) {
+	return 50 + (i % 5) * 10;
+    }
+
+    static final Color c(int i) {
+	i %= 2;
+	if(i==0) return Color.blue;
+	else if(i==1) return Color.red;
+	else return Color.green;
+    }
+
+    Canvas c = new Canvas();
+    {
+	c.setSize(300,800);
+	frame.add(c);
+	frame.pack();
+    }
+
+    Image getImage(int w, int h) {
+	return c.createImage(w,h);
+    }
+
+    public void runRender(final Graphics g) {
+	g.setFont(font);
+	setFlags(g);
+	b.run(new Object[] {
+	    "DRAWTEXT6", "",
+		new Runnable() {
+		    int i = 0;
+		    public void run() {
+			g.setColor(c(i));
+			g.drawString("abcdef", X(i), Y(i));
+			i++;
+		    }
+		},
+	    "DRAWTEXT20", "",
+		new Runnable() {
+		    int i = 0;
+		    public void run() {
+			g.setColor(c(i));
+			g.drawString("abcdefghijklmnopqrst", X(i), Y(i));
+			i++;
+		    }
+		},
+	});
+    }
+
+    public void run() {
+	p("Into image 300x300");
+	runRender(getImage(300,300).getGraphics());
+	p("Direct");
+	runRender(c.getGraphics());
+	b.run(new Object[] {
+	    "FNTMETR6", "FontMetrics",
+		new Runnable() { 
+			    public void run() { 
+				int i = fontmetrics.stringWidth("abcdef");  } },
+	    "FNTMETR20", "FontMetrics 20 chars",
+		new Runnable() { 
+		    public void run() { 
+			int i = fontmetrics.stringWidth("abcdefghijklmnopqrst");  } },
+	});
+    }
+
+    public static void main(String[] argv) {
+	new GraphBench().run();
+	System.exit(0);
+    }
+}