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| public class MyOverlay{ private GLDrawable drawable; private TextureRenderer renderer; private boolean contentsLost; private int width; private int height;
public MyOverlay(GLDrawable drawable) { this.drawable = drawable; this.width = drawable.getWidth(); this.height = drawable.getHeight(); }
public Graphics2D createGraphics() { validateRenderer(); return renderer.createGraphics(); }
public boolean contentsLost() { return contentsLost; }
public void markDirty(int x, int y, int width, int height) { renderer.markDirty(x, y, width, height); }
public void drawAll() throws GLException { beginRendering(); draw(0, 0, this.width, this.height); endRendering(); }
public void beginRendering() throws GLException { renderer.beginOrthoRendering(this.width, this.height); }
public void endRendering() throws GLException { renderer.endOrthoRendering(); }
public void draw(int x, int y, int width, int height) throws GLException { draw(x, y, x, y, width, height); }
public void draw(int screenx, int screeny, int overlayx, int overlayy, int width, int height) throws GLException { renderer.drawOrthoRect(screenx, screeny, overlayx, overlayy, width, height); } public void setSize(int width, int height){ this.width = width; this.height = height; }
private void validateRenderer() { if (renderer == null) { renderer = new TextureRenderer(this.width, this.height, true); contentsLost = true; } else if (renderer.getWidth() != this.width || renderer.getHeight() != this.height) { renderer.setSize(this.width, this.height); contentsLost = true; } else { contentsLost = false; } } } |