private void MainCanvas_MouseRightButtonDown(object sender, MouseButtonEventArgs e)
{
currentAction = Actions.rotating;
if (SelectedImage == null)
{
var image = e.Source as Image;
if (image == baseImage)
{
return;
}
SelectedImage = image;
}
if (MainCanvas.CaptureMouse())
{
initialClickPosition.X = Canvas.GetLeft(SelectedImage) + SelectedImage.ActualWidth / 2;;
initialClickPosition.Y = Canvas.GetTop(SelectedImage) + SelectedImage.ActualHeight / 2;;
rotateLine.X1 = initialClickPosition.X;
rotateLine.Y1 = initialClickPosition.Y;
rotateLine.X2 = e.GetPosition(MainCanvas).X;
rotateLine.Y2 = e.GetPosition(MainCanvas).Y;
oldAngle = Math2D.AngleBetween(new Vector(1, 0), new Vector(rotateLine.X2 - rotateLine.X1, rotateLine.Y2 - rotateLine.Y1));
Panel.SetZIndex(SelectedImage, 2);
}
}
private void MainCanvas_MouseMove(object sender, MouseEventArgs e)
{
if (currentAction == Actions.dragging)
{
var position = e.GetPosition(MainCanvas);
var offset = position - initialClickPosition;
initialClickPosition = position;
Canvas.SetLeft(SelectedImage, Canvas.GetLeft(SelectedImage) + offset.X);
Canvas.SetTop(SelectedImage, Canvas.GetTop(SelectedImage) + offset.Y);
}
else if (currentAction == Actions.rotating)
{
var position = e.GetPosition(MainCanvas);
var angle = Math2D.AngleBetween(new Vector(1, 0), new Vector(rotateLine.X2 - rotateLine.X1, rotateLine.Y2 - rotateLine.Y1));
if (angle != 0)
{
var offset = angle - oldAngle;
oldAngle = angle;
rotateLine.X2 = position.X;
rotateLine.Y2 = position.Y;
Fixtures.FindByImage(SelectedImage).Rotate(offset);
}
}
}
