private void OnTimerTick(object sender, EventArgs e)
{
if (ImageVisual == null)
{
return;
}
int index = ImageVisual.GetImageIndex();
index = (index + 1) % ImageVisual.GetNumberOfImages();
ImageVisual.SetImageIndex(index);
}
private void NextImage()
{
if (ImageVisual == null)
{
return;
}
_playTimer.Stop();
int index = ImageVisual.GetImageIndex();
index = (index + 1) % ImageVisual.GetNumberOfImages();
ImageVisual.SetImageIndex(index);
}
public bool MouseMove(Point position, Viewport viewport)
{
if (isMouseDown)
{
var delta = position - startPosition;
var newIndex = (int)(startIndex + delta.Y / 20);
newIndex = Math.Min(Math.Max(newIndex, 0), imageVisual.GetNumberOfImages() - 1);
imageVisual.SetImageIndex(newIndex);
return(true);
}
return(false);
}
private void PreviousImage()
{
if (ImageVisual == null)
{
return;
}
_playTimer.Stop();
int index = ImageVisual.GetImageIndex();
index--;
if (index < 0)
{
index = ImageVisual.GetNumberOfImages() - 1;
}
ImageVisual.SetImageIndex(index);
}