package org.newdawn.slick.tests;
import java.io.File;
import java.io.IOException;
import org.newdawn.slick.AppGameContainer;
import org.newdawn.slick.BasicGame;
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.imageout.ImageOut;
import org.newdawn.slick.particles.ParticleIO;
import org.newdawn.slick.particles.ParticleSystem;
/**
* A test for saving images
*
* @author kevin
*/
public class ImageOutTest extends BasicGame {
/** The game container */
private GameContainer container;
/** The fire particle system */
private ParticleSystem fire;
/** The graphics context */
private Graphics g;
/** The image we're going to use to copy into */
private Image copy;
/** The message to display */
private String message;
/**
* Create a new image rendering test
*/
public ImageOutTest() {
super("Image Out Test");
}
/**
* @see org.newdawn.slick.BasicGame#init(org.newdawn.slick.GameContainer)
*/
public void init(GameContainer container) throws SlickException {
this.container = container;
try {
fire = ParticleIO.loadConfiguredSystem("testdata/system.xml");
} catch (IOException e) {
throw new SlickException("Failed to load particle systems", e);
}
copy = new Image(400,300);
String[] formats = ImageOut.getSupportedFormats();
message = "Formats supported: ";
for (int i=0;i<formats.length;i++) {
message += formats[i];
if (i < formats.length - 1) {
message += ",";
}
}
}
/**
* @see org.newdawn.slick.BasicGame#render(org.newdawn.slick.GameContainer, org.newdawn.slick.Graphics)
*/
public void render(GameContainer container, Graphics g) {
g.drawString("T - TGA Snapshot", 10,50);
g.drawString("J - JPG Snapshot", 10,70);
g.drawString("P - PNG Snapshot", 10,90);
g.setDrawMode(Graphics.MODE_ADD);
g.drawImage(copy, 200, 300);
g.setDrawMode(Graphics.MODE_NORMAL);
g.drawString(message, 10,400);
g.drawRect(200,0,400,300);
g.translate(400, 250);
fire.render();
this.g = g;
}
/**
* Capture and save to the specified file name
*
* @param fname The name of the file to write to
* @throws SlickException Indicates a failure to capture or write
*/
private void writeTo(String fname) throws SlickException {
g.copyArea(copy, 200,0);
ImageOut.write(copy, fname);
message = "Written "+fname;
}
/**
* @see org.newdawn.slick.BasicGame#update(org.newdawn.slick.GameContainer, int)
*/
public void update(GameContainer container, int delta) throws SlickException {
fire.update(delta);
if (container.getInput().isKeyPressed(Input.KEY_P)) {
writeTo(System.getProperty("java.io.tmpdir") + File.separator + "ImageOutTest.png");
}
if (container.getInput().isKeyPressed(Input.KEY_J)) {
writeTo(System.getProperty("java.io.tmpdir") + File.separator + "ImageOutTest.jpg");
}
if (container.getInput().isKeyPressed(Input.KEY_T)) {
writeTo(System.getProperty("java.io.tmpdir") + File.separator + "ImageOutTest.tga");
}
}
/**
* Entry point to our test
*
* @param argv The arguments to pass into the test
*/
public static void main(String[] argv) {
try {
AppGameContainer container = new AppGameContainer(new ImageOutTest());
container.setDisplayMode(800,600,false);
container.start();
} catch (SlickException e) {
e.printStackTrace();
}
}
/**
* @see org.newdawn.slick.BasicGame#keyPressed(int, char)
*/
public void keyPressed(int key, char c) {
if (key == Input.KEY_ESCAPE) {
container.exit();
}
}
}