| package com.android.phasebeam; |
| |
| import android.app.Service; |
| import android.graphics.PixelFormat; |
| import android.os.Bundle; |
| import android.renderscript.RenderScript; |
| import android.renderscript.RenderScriptGL; |
| import android.service.wallpaper.WallpaperService; |
| import android.util.DisplayMetrics; |
| import android.view.SurfaceHolder; |
| import android.view.WindowManager; |
| |
| public class PhaseBeamWallpaper extends WallpaperService { |
| |
| @Override |
| public Engine onCreateEngine() { |
| return new RenderScriptEngine(); |
| } |
| |
| private class RenderScriptEngine extends Engine { |
| private RenderScriptGL mRenderScript = null; |
| private PhaseBeamRS mWallpaperRS = null; |
| private int mDensityDPI; |
| |
| @Override |
| public void onCreate(SurfaceHolder surfaceHolder) { |
| super.onCreate(surfaceHolder); |
| setTouchEventsEnabled(true); |
| surfaceHolder.setSizeFromLayout(); |
| surfaceHolder.setFormat(PixelFormat.OPAQUE); |
| |
| DisplayMetrics metrics = new DisplayMetrics(); |
| ((WindowManager) getApplication().getSystemService(Service.WINDOW_SERVICE)) |
| .getDefaultDisplay().getMetrics(metrics); |
| mDensityDPI = metrics.densityDpi; |
| } |
| |
| @Override |
| public void onDestroy() { |
| super.onDestroy(); |
| destroyRenderer(); |
| } |
| |
| public void destroyRenderer() { |
| if (mWallpaperRS != null) { |
| mWallpaperRS.stop(); |
| mWallpaperRS = null; |
| } |
| |
| if (mRenderScript != null) { |
| mRenderScript.setSurface(null, 0, 0); |
| mRenderScript.destroy(); |
| mRenderScript = null; |
| } |
| } |
| |
| @Override |
| public void onSurfaceCreated(SurfaceHolder surfaceHolder) { |
| super.onSurfaceCreated(surfaceHolder); |
| |
| RenderScriptGL.SurfaceConfig sc = new RenderScriptGL.SurfaceConfig(); |
| mRenderScript = new RenderScriptGL(PhaseBeamWallpaper.this, sc); |
| mRenderScript.setPriority(RenderScript.Priority.NORMAL); |
| } |
| |
| @Override |
| public void onSurfaceDestroyed(SurfaceHolder surfaceHolder) { |
| super.onSurfaceDestroyed(surfaceHolder); |
| destroyRenderer(); |
| } |
| |
| @Override |
| public void onSurfaceChanged(SurfaceHolder surfaceHolder, int format, int width, |
| int height) { |
| super.onSurfaceChanged(surfaceHolder, format, width, height); |
| |
| if (mRenderScript != null) { |
| mRenderScript.setSurface(surfaceHolder, width, height); |
| } |
| |
| if (mWallpaperRS == null) { |
| mWallpaperRS = new PhaseBeamRS(); |
| mWallpaperRS.init(mDensityDPI, mRenderScript, getResources(), width, height); |
| mWallpaperRS.start(); |
| } |
| |
| mWallpaperRS.resize(width, height); |
| } |
| |
| @Override |
| public Bundle onCommand(String action, int x, int y, int z, Bundle extras, |
| boolean resultRequested) { |
| return null; |
| } |
| |
| @Override |
| public void onVisibilityChanged(boolean visible) { |
| super.onVisibilityChanged(visible); |
| if (mWallpaperRS != null) { |
| if (visible) { |
| mWallpaperRS.start(); |
| } else { |
| mWallpaperRS.stop(); |
| } |
| } |
| } |
| |
| @Override |
| public void onOffsetsChanged(float xOffset, float yOffset, float xOffsetStep, |
| float yOffsetStep, int xPixelOffset, int yPixelOffset) { |
| // TODO: Uncomment this once we can work out framerate issues |
| //mWallpaperRS.setOffset(xOffset, yOffset, xPixelOffset, yPixelOffset); |
| } |
| } |
| } |