private void canvasBmp_MouseMove(object sender, MouseEventArgs e)
{
if (e.LeftButton == MouseButtonState.Pressed)
{
Point curPos = e.GetPosition(imgCab);
string selPropName;
OnOffGauge g = GetSelectedGauge(out selPropName);
if (g != null && Math.Abs(curPos.X - lastDown.X) > MIN_MOUSE_MOVE_DRAG / scale && Math.Abs(curPos.Y - lastDown.Y) > MIN_MOUSE_MOVE_DRAG / scale)
{
int newX = (int)(Math.Min(curPos.X, lastDown.X));
int newY = (int)(Math.Min(curPos.Y, lastDown.Y));
int newWidth = (int)(Math.Abs(curPos.X - lastDown.X));
int newHeight = (int)(Math.Abs(curPos.Y - lastDown.Y));
if (selPropName == PropertySupport.ExtractPropertyName(() => g.OnPosition))
{
g.OnPosition.X = newX;
g.OnPosition.Y = newY;
}
else if (selPropName == PropertySupport.ExtractPropertyName(() => g.OffPosition))
{
g.OffPosition.X = newX;
g.OffPosition.Y = newY;
}
else
{
g.Position.X = newX;
g.Position.Y = newY;
}
g.Dimension.Width = newWidth;
g.Dimension.Height = newHeight;
RefreshDisplayedRects();
}
}
}
private void canvasBmp_MouseDown(object sender, MouseButtonEventArgs e)
{
lastDown = e.GetPosition(imgCab);
string selPropName;
OnOffGauge g = GetSelectedGauge(out selPropName);
if (g != null)
{
if (selPropName == null || selPropName == PropertySupport.ExtractPropertyName(() => g.Position))
{
g.Position.X = (int)(lastDown.X);
g.Position.Y = (int)(lastDown.Y);
}
else if (selPropName == PropertySupport.ExtractPropertyName(() => g.OnPosition))
{
g.OnPosition.X = (int)(lastDown.X);
g.OnPosition.Y = (int)(lastDown.Y);
}
else if (selPropName == PropertySupport.ExtractPropertyName(() => g.OffPosition))
{
g.OffPosition.X = (int)(lastDown.X);
g.OffPosition.Y = (int)(lastDown.Y);
}
RefreshDisplayedRects();
}
}
private void RefreshDisplayedRects()
{
canvasBmp.Children.RemoveRange(1, canvasBmp.Children.Count - 1);
string propName;
OnOffGauge g = GetSelectedGauge(out propName);
if (g != null)
{
AddRect(g.Position.X, g.Position.Y, g.Dimension.Width, g.Dimension.Height, Brushes.Gray);
if (g.Position.X != g.OffPosition.X || g.Position.Y != g.OffPosition.Y)
{
AddRect(g.OffPosition.X, g.OffPosition.Y, g.Dimension.Width, g.Dimension.Height, Brushes.Red);
}
if (g.Position.X != g.OnPosition.X || g.Position.Y != g.OnPosition.Y)
{
AddRect(g.OnPosition.X, g.OnPosition.Y, g.Dimension.Width, g.Dimension.Height, Brushes.Green);
}
}
}
