public bool SetImages(List <string> imagePaths, int startIndex = 0)
{
imagePaths = imagePaths.Where(x => File.Exists(x)).ToList();
if (imagePaths.Count == 0)
{
return(false);
}
if (startIndex < 0 || startIndex > imagePaths.Count)
{
startIndex = imagePaths.Count - 1;
}
m_alpha = 1.0F;
m_index = startIndex;
m_images = imagePaths;
m_state = SlideshowState.Wait;
m_timer.Stop();
pbImage.CancelAsync();
pbImage.ImageLocation = m_images[m_index];
// Don't cycle with one image
if (imagePaths.Count == 1)
{
return(true);
}
m_timer.Start();
m_fadeOut.Restart();
InitBlendCache();
return(true);
}
private void HandleState()
{
switch (m_state)
{
case SlideshowState.SetImage:
m_state = SlideshowState.FadeIn;
m_alpha = 0.0F;
m_fadeOut.Restart();
SetImage();
m_fadeCount = FadeTimes;
break;
case SlideshowState.FadeIn:
Fade(1.0F / FadeTimes);
if (m_fadeCount == 0)
{
m_state = SlideshowState.Wait;
}
break;
case SlideshowState.Wait:
if (m_fadeOut.ElapsedMilliseconds >= ImageMilliseconds - FadeMilliseconds)
{
m_fadeCount = FadeTimes;
m_state = SlideshowState.FadeOut;
}
break;
case SlideshowState.FadeOut:
Fade(-1.0F / FadeTimes);
if (m_fadeCount == 0)
{
m_index++;
m_index %= m_images.Count;
m_state = SlideshowState.SetImage;
}
break;
}
}
