把圖片轉換成為Bitmap對象,然後通過Canvas一層一層的畫上去,當然Bitmap對象可以進行圖片旋轉、圖片縮放等功能。
private Bitmap drawPicture(Bitmap mbitmap)
{
Bitmap bitmap=mbitmap;
//BitmapFactory.decodeResource(getResources(), R.drawable.mymoive_01);
Bitmap mBitmap=Bitmap.createBitmap(bitmap.getWidth()+4,bitmap.getHeight()+4,Bitmap.Config.ARGB_8888);
Canvas mCanvas =new Canvas(mBitmap);
Paint mPaint=new Paint();
mPaint.setColor(Color.WHITE);
mCanvas.drawRect(0, 0, bitmap.getWidth()+4, bitmap.getHeight()+4, mPaint);
mCanvas.drawBitmap(bitmap, 2, 2, new Paint());
mCanvas.save(Canvas.ALL_SAVE_FLAG);
mCanvas.restore();
Matrix matrix=new Matrix();
matrix.setRotate(8);
Bitmap newBitmap=Bitmap.createBitmap(mBitmap, 0, 0, mBitmap.getWidth(), mBitmap.getHeight(),matrix,true);
matrix.setRotate(5);
Bitmap xBitmap =Bitmap.createBitmap(mBitmap, 0, 0, mBitmap.getWidth(), mBitmap.getHeight(),matrix,true);
Canvas canvas = new Canvas(newBitmap);
canvas.drawBitmap(xBitmap,0 ,0,new Paint());
canvas.drawBitmap(mBitmap,0 ,4,new Paint());
canvas.drawBitmap(mBitmap,0 ,10,new Paint());
canvas.save(Canvas.ALL_SAVE_FLAG);
canvas.restore();
String filename="/sdcard/12.png";
File file=new File(filename);
FileOutputStream out;
try {
file.createNewFile();
out = new FileOutputStream(file);
newBitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
Log.e("System.out", "Save Ok");
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
Log.e("System.out", e.toString());
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
Log.e("System.out", e.toString());
e.printStackTrace();
}
return newBitmap;
}