图形

import android.graphics.*;

public class 图形{

public static void 画矩形(int x,int y,int width,int height,Canvas canvas,Paint paint){

canvas.drawRect(x,y,x+width,y+height,paint);

}

public static void 旋转图片(Canvas canvas,Bitmap bitmap,float 角度,int x,int y,int x1,int y1){

Matrix m=new Matrix();

m.postRotate(角度,x,y);

m.postTranslate(x1,y1);

canvas.drawBitmap(bitmap,m,null);

}

}