想問(wèn)一下lockCanvas一直返回為null應(yīng)該怎么解決？
canvas = mHolder.lockCanvas();
if (canvas != null) {
? ?canvas.drawBitmap(bmp, (canvas.getWidth() - getmFrameWidth()) / 2, (canvas.getHeight() - getmFrameHeight()) / 2, null);
? ?mHolder.unlockCanvasAndPost(canvas);
}
2020-04-10
解決了嗎？兄弟？
2016-09-10
檢查你的mHoder 是否是空的