public void draw(Canvascanvas) { canvas.drawRect(new Rect(100,100,100,100), new Paint(Color.WHITE));这似乎不起作用,但我已经使用另一个类在屏幕上绘制,并使用相同的逻辑使用draw方法,但我很好奇为什么这不起作用私有<em
我不想使用动画,因为我也拖动了图像视图,所以移动动画图像的效果很奇怪,所以坚持使用onDraw/draw,再加上覆盖绘制并没有什么特别之处。@Override // TODO Auto-generated method stubcanvas.save();
canvas.rotate(rotationAngle, r
* Both the canvas and the drawing on top of it are represented by Paint * the canvas, which is drawn with canvasPaint* */ private Paint paint = new Paint(); privatepriv