added sources for Slick

Former-commit-id: 1647fa32ef6894bd7db44f741f07c2f4dcdf9054
Former-commit-id: 0e5810dcfbe1fd59b13e7cabe9f1e93c5542da2d

lib/slick-source/org/newdawn/slick/tests/GraphicsTest.java

@@ -0,0 +1,163 @@
+package org.newdawn.slick.tests;
+
+import org.newdawn.slick.AppGameContainer;
+import org.newdawn.slick.BasicGame;
+import org.newdawn.slick.Color;
+import org.newdawn.slick.GameContainer;
+import org.newdawn.slick.Graphics;
+import org.newdawn.slick.Image;
+import org.newdawn.slick.Input;
+import org.newdawn.slick.SlickException;
+import org.newdawn.slick.geom.Polygon;
+import org.newdawn.slick.util.FastTrig;
+
+/**
+ * A simple graphics test for the context allowing vector based graphics
+ *
+ * @author kevin
+ */
+public class GraphicsTest extends BasicGame {
+	/** True if we're clipping an area */
+	private boolean clip;
+	/** The angle of rotation */
+	private float ang;
+	/** The image being rendered */
+	private Image image;
+	/** A polygon to be rendered */
+	private Polygon poly;
+	/** The container holding this test */
+	private GameContainer container;
+	
+	/**
+	 * Create a new test of graphics context rendering
+	 */
+	public GraphicsTest() {
+		super("Graphics Test");
+	}
+	
+	/**
+	 * @see org.newdawn.slick.BasicGame#init(org.newdawn.slick.GameContainer)
+	 */
+	public void init(GameContainer container) throws SlickException {
+		this.container = container;
+		
+		image = new Image("testdata/logo.tga", true);
+		
+		Image temp = new Image("testdata/palette_tool.png");
+		container.setMouseCursor(temp, 0, 0);
+		
+		container.setIcons(new String[] {"testdata/icon.tga"});
+		container.setTargetFrameRate(100);
+		
+		poly = new Polygon();
+		float len = 100;
+		
+		for (int x=0;x<360;x+=30) {
+			if (len == 100) {
+				len = 50; 
+			} else {
+				len = 100;
+			}
+			poly.addPoint((float) FastTrig.cos(Math.toRadians(x)) * len, 
+						  (float) FastTrig.sin(Math.toRadians(x)) * len);
+		}
+	}
+
+	/**
+	 * @see org.newdawn.slick.BasicGame#render(org.newdawn.slick.GameContainer, org.newdawn.slick.Graphics)
+	 */
+	public void render(GameContainer container, Graphics g) throws SlickException {
+		g.setColor(Color.white);
+		
+		g.setAntiAlias(true);
+		for (int x=0;x<360;x+=10) {
+			g.drawLine(700,100,(int) (700+(Math.cos(Math.toRadians(x))*100)),
+							   (int) (100+(Math.sin(Math.toRadians(x))*100)));
+		}
+		g.setAntiAlias(false);
+		
+		g.setColor(Color.yellow);
+		g.drawString("The Graphics Test!", 300, 50);
+		g.setColor(Color.white);
+		g.drawString("Space - Toggles clipping", 400, 80);
+		g.drawString("Frame rate capped to 100", 400, 120);
+		
+		if (clip) {
+			g.setColor(Color.gray);
+			g.drawRect(100,260,400,100);
+			g.setClip(100,260,400,100);
+		}
+
+		g.setColor(Color.yellow);
+		g.translate(100, 120);
+		g.fill(poly);
+		g.setColor(Color.blue);
+		g.setLineWidth(3);
+		g.draw(poly);
+		g.setLineWidth(1);
+		g.translate(0, 230);
+		g.draw(poly);
+		g.resetTransform();
+		
+		g.setColor(Color.magenta);
+		g.drawRoundRect(10, 10, 100, 100, 10);
+		g.fillRoundRect(10, 210, 100, 100, 10);
+		
+		g.rotate(400, 300, ang);
+		g.setColor(Color.green);
+		g.drawRect(200,200,200,200);
+		g.setColor(Color.blue);
+		g.fillRect(250,250,100,100);
+
+		g.drawImage(image, 300,270);
+		
+		g.setColor(Color.red);
+		g.drawOval(100,100,200,200);
+		g.setColor(Color.red.darker());
+		g.fillOval(300,300,150,100);
+		g.setAntiAlias(true);
+		g.setColor(Color.white);
+		g.setLineWidth(5.0f);
+		g.drawOval(300,300,150,100);
+		g.setAntiAlias(true);
+		g.resetTransform();
+		
+		if (clip) {
+			g.clearClip();
+		}
+	}
+
+	/**
+	 * @see org.newdawn.slick.BasicGame#update(org.newdawn.slick.GameContainer, int)
+	 */
+	public void update(GameContainer container, int delta) {
+		ang += delta * 0.1f;
+	}
+
+	/**
+	 * @see org.newdawn.slick.BasicGame#keyPressed(int, char)
+	 */
+	public void keyPressed(int key, char c) {
+		if (key == Input.KEY_ESCAPE) {
+			System.exit(0);
+		}
+		if (key == Input.KEY_SPACE) {
+			clip = !clip;
+		}
+	}
+	
+	/**
+	 * Entry point to our test
+	 * 
+	 * @param argv The arguments passed to the test
+	 */
+	public static void main(String[] argv) {
+		try {
+			AppGameContainer container = new AppGameContainer(new GraphicsTest());
+			container.setDisplayMode(800,600,false);
+			container.start();
+		} catch (SlickException e) {
+			e.printStackTrace();
+		}
+	}
+}