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);
container.setMouseCursor("testdata/palette_tool.png", 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) {
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();
}
}
}