本文整理匯總了Java中android.graphics.drawable.LayerDrawable.draw方法的典型用法代碼示例。如果您正苦於以下問題：Java LayerDrawable.draw方法的具體用法？Java LayerDrawable.draw怎麽用？Java LayerDrawable.draw使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類android.graphics.drawable.LayerDrawable的用法示例。
在下文中一共展示了LayerDrawable.draw方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: onDraw
import android.graphics.drawable.LayerDrawable; //導入方法依賴的package包/類
@Override
protected void onDraw(Canvas canvas) {
Drawable drawable = getDrawable();
if (drawable == null) {
return;
}
if (getWidth() == 0 || getHeight() == 0) {
return;
}
Bitmap b = null;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP
&& drawable instanceof VectorDrawable) {
((VectorDrawable) drawable).draw(canvas);
b = Bitmap.createBitmap(canvas.getWidth(), canvas.getHeight(), Bitmap.Config.ARGB_8888);
Canvas c = new Canvas();
c.setBitmap(b);
drawable.draw(c);
} else if (drawable instanceof BitmapDrawable){
b = ((BitmapDrawable) drawable).getBitmap();
} else if (drawable instanceof LayerDrawable) {
LayerDrawable layerDrawable = (LayerDrawable) drawable;
b = Bitmap.createBitmap(canvas.getWidth(), canvas.getHeight(), Bitmap.Config.ARGB_8888);
layerDrawable.draw(new Canvas(b));
}
Bitmap bitmap = b.copy(Bitmap.Config.ARGB_8888, true);
int w = getWidth(), h = getHeight();
Bitmap roundBitmap = getCroppedBitmap(bitmap, w);
canvas.drawBitmap(roundBitmap, 0,0, null);
}