private void Form1_MouseMove(object sender, MouseEventArgs e)
{
if (mouseDown)
{
if (shape != null)
{
float dx = e.X - shape.X;
float dy = e.Y - shape.Y;
shape.Move(dx, dy);
// Invalidate();
}
}
Invalidate();
}
private void Form1_MouseMove(object sender, MouseEventArgs e)
{
if (mouseDown)
{
if (selectedShape != null)
{
float dx = e.X - prevX;
float dy = e.Y - prevY;
selectedShape.Move(dx, dy);
Invalidate();
}
prevX = e.X;
prevY = e.Y;
}
}