// 畫圖
public void Draw(IGraphics graphics)
{
graphics.ClearAll();
foreach (IShape aShape in _shapes)
{
aShape.Draw(graphics);
}
if (IsPressed && CurrentMode != -1) // default drawing
{
_shapeHint.Draw(graphics);
}
if (IsSelected && CurrentMode == -1) // resize & select shape
{
_shapeHint.Draw(graphics);
SelectedShape.DrawFrame(graphics);
}
}
