BitmapDrawable mBitmapDrawable ;
int x=1;
int y = 1;
int w=0;
int h=0;
public DrawableView(Context context) {
super(context);
/*读取res->drawable文件下的图片*/
mBitmapDrawable = (BitmapDrawable) getResources().getDrawable(R.drawable.box);
//w = mBitmapDrawable.getIntrinsicWidth();//460
// h = mBitmapDrawable.getIntrinsicHeight();//434
DisplayMetrics dm = new DisplayMetrics();
w = dm.widthPixels;
h=dm.heightPixels;
Log.i("test",w+","+h);
if (mBitmapDrawable != null) {
mBitmapDrawable.setBounds(x,y,w,h);//画一个矩形,x,y是起点,w是矩形的宽,h是矩形的高,图片就显示在矩形中
mBitmapDrawable.setGravity(Gravity.CENTER_HORIZONTAL);//图片在矩形中居中显示
}
// mBitmapDrawable.setAntiAlias(true);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
mBitmapDrawable.draw(canvas);
Paint p = mBitmapDrawable.getPaint();
p.setTextSize(30);
p.setColor(Color.BLUE);
canvas.drawText("宝箱",50,50,p);
}
网站栏目:DrawableView
标题链接:
http://cxhlcq.com/article/iejpos.html