private void AddSlideThumbnail(PowerPointSlide slide, int pos = -1, bool isCurrentSlide = false)
{
if (slide == null)
{
return;
}
var thumbnailPath = TempPath.GetPath("slide-" + DateTime.Now.GetHashCode() + slide.Index);
slide.GetNativeSlide().Export(thumbnailPath, "JPG", GetPreviewWidth(), PreviewHeight);
ImageItem imageItem;
if (isCurrentSlide)
{
imageItem = new ImageItem
{
ImageFile = thumbnailPath,
Tooltip = "(Current) Slide " + slide.Index
};
}
else
{
imageItem = new ImageItem
{
ImageFile = thumbnailPath,
Tooltip = "Slide " + slide.Index
};
}
Dispatcher.Invoke(new Action(() =>
{
if (pos == -1)
{
SlideList.Add(imageItem);
}
else
{
SlideList.Insert(pos, imageItem);
}
}));
}
public IEnumerable <string> Solve()
{
IEnumerable <Photo> horizontals = Photos.Where(p => p.IsHorizontal);
foreach (var photo in horizontals)
{
var slide = new Slide
{
PhotoId = photo.Id,
Tags = photo.Tags
};
SlideList.Add(slide);
}
Random rd = new Random();
int starting = rd.Next(0, horizontals.Count());
Slideshow.Add(SlideList[starting]);
SlideList.Remove(SlideList[starting]);
Slide nextSlide = new Slide();
while (SlideList.Count != 0 && nextSlide != null)
{
nextSlide = FindNextSlide(Slideshow.Last(), SlideList);
if (nextSlide != null)
{
Slideshow.Add(nextSlide);
SlideList.Remove(nextSlide);
}
//Console.WriteLine(SlideList.Count);
}
yield return(Slideshow.Count.ToString());
foreach (var slide in Slideshow)
{
yield return(slide.ToString());
}
}
/// <summary>
/// This method can only be called after dialog is fully initialized
/// </summary>
/// <param name="title"></param>
public SlideSelectionDialog Init(string title)
{
DialogTitleProperty.Text = title;
Dispatcher.Invoke(new Action(() =>
{
SlideList.Clear();
}));
var currentSlide = this.GetCurrentSlide();
if (currentSlide.Index - 2 >= 0)
{
_prevSlideIndex = currentSlide.Index - 2;
var prevSlide = this.GetCurrentPresentation().Slides[currentSlide.Index - 2];
AddSlideThumbnail(prevSlide);
}
else
{
_prevSlideIndex = currentSlide.Index - 1;
}
AddSlideThumbnail(currentSlide, isCurrentSlide: true);
if (currentSlide.Index < this.GetCurrentPresentation().SlideCount)
{
_nextSlideIndex = currentSlide.Index;
var nextSlide = this.GetCurrentPresentation().Slides[currentSlide.Index];
AddSlideThumbnail(nextSlide);
}
else
{
_nextSlideIndex = currentSlide.Index - 1;
}
SelectCurrentSlide();
LoadNextSlides(false);
SlideListBox.ScrollIntoView(SlideListBox.SelectedItem);
return(this);
}
public HistoryArea(GameObject go_)
{
m_historyList = new SlideList(go_);
}
