Make GameCanvas abstract
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5e613206f6
commit
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@ -9,12 +9,11 @@ import java.awt.image.BufferedImage;
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*
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*
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* @author aNNiMON
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* @author aNNiMON
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*/
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*/
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public class GameCanvas extends Canvas {
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public abstract class GameCanvas extends Canvas {
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private final Graphics2D G;
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private final Graphics2D G;
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private final BufferedImage buffer;
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private final BufferedImage buffer;
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private final Terrain terrain;
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private final DrawingThread thread;
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private BufferedImage background;
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public GameCanvas() {
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public GameCanvas() {
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setSize(Constants.WIDTH, Constants.HEIGHT);
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setSize(Constants.WIDTH, Constants.HEIGHT);
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@ -22,18 +21,21 @@ public class GameCanvas extends Canvas {
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buffer = new BufferedImage(Constants.WIDTH, Constants.HEIGHT, BufferedImage.TYPE_INT_RGB);
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buffer = new BufferedImage(Constants.WIDTH, Constants.HEIGHT, BufferedImage.TYPE_INT_RGB);
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G = buffer.createGraphics();
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G = buffer.createGraphics();
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thread = new DrawingThread();
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initBackground();
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}
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terrain = new Terrain(Constants.WIDTH);
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terrain.generate(System.currentTimeMillis());
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public void start() {
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thread.start();
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new DrawingThread().start();
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}
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public void stop() {
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thread.keepRunning = false;
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}
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}
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@Override
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@Override
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public void paint(Graphics g) {
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public void paint(Graphics g) {
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G.drawImage(background, 0, 0, null);
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draw(G);
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terrain.draw(G);
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G.dispose();
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g.drawImage(buffer, 0, 0, null);
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g.drawImage(buffer, 0, 0, null);
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}
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}
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@ -42,20 +44,18 @@ public class GameCanvas extends Canvas {
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paint(g);
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paint(g);
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}
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}
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private void initBackground() {
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protected abstract void draw(Graphics2D g);
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background = new BufferedImage(Constants.WIDTH, Constants.HEIGHT, BufferedImage.TYPE_INT_RGB);
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Graphics g = background.createGraphics();
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protected abstract void update();
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new Background().draw(g);
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g.dispose();
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}
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private class DrawingThread extends Thread {
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private final class DrawingThread extends Thread {
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private boolean keepRunning = true;
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private boolean keepRunning = true;
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@Override
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@Override
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public void run() {
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public void run() {
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while (keepRunning) {
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while (keepRunning) {
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update();
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try {
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try {
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Thread.sleep(100);
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Thread.sleep(100);
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} catch (InterruptedException ex) {}
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} catch (InterruptedException ex) {}
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