private void canvas_MouseMove(object sender, MouseEventArgs e)
{
if (e.LeftButton == MouseButtonState.Pressed)
{
curShape.Vertex2 = e.GetPosition(canvas);
}
if (e.RightButton == MouseButtonState.Pressed && curShape != null)
{
Point delta = new Point(e.GetPosition(canvas).X - RightButtonDownPos.X, e.GetPosition(canvas).Y - RightButtonDownPos.Y);
curShape.Move(delta);
RightButtonDownPos = e.GetPosition(canvas);
}
}
private void KhungVe_MouseMove(object sender, MouseEventArgs e)
{
if (isMouseDown)
{
shapes[shapes.Count - 1].End = e.Location;
KhungVe.Invalidate();
}
else if (isMovingShape)
{
Point d = new Point(e.X - previousPoint.X, e.Y - previousPoint.Y);
selectedShape.Move(d);
previousPoint = e.Location;
KhungVe.Invalidate();
}
else if (currentShape == CurrentShape.NoDrawing)
{
if (isMouseSelect)
{
selectedRegion.Width = e.Location.X - selectedRegion.X;
selectedRegion.Height = e.Location.Y - selectedRegion.Y;
KhungVe.Invalidate();
}
else
{
if (shapes.Exists(shape => shape.IsHit(e.Location)))
{
KhungVe.Cursor = Cursors.SizeAll;
}
else
{
KhungVe.Cursor = Cursors.Default;
}
}
}
if (isDrawPolygon)
{
Polygon polygon = shapes[shapes.Count - 1] as Polygon;
polygon.Points[polygon.Points.Count - 1] = e.Location;
KhungVe.Invalidate();
}
else if (isDrawPyramid)
{
Pyramid pyramid = shapes[shapes.Count - 1] as Pyramid;
pyramid.Points[pyramid.Points.Count - 1] = e.Location;
KhungVe.Invalidate();
}
else if (isDrawCurve)
{
Curve curve = shapes[shapes.Count - 1] as Curve;
curve.Points[curve.Points.Count - 1] = e.Location;
KhungVe.Invalidate();
}
else if (isDrawBezier)
{
Curve bezier = shapes[shapes.Count - 1] as Curve;
bezier.Points[bezier.Points.Count - 1] = e.Location;
KhungVe.Invalidate();
}
}
