private static void AddAppearAnimation(Shape shape, PowerPointSlide inSlide, int effectStartIndex)
{
if (inSlide.HasEntryAnimation(shape)) return;
var effectFade = inSlide.GetNativeSlide().TimeLine.MainSequence.AddEffect(shape, MsoAnimEffect.msoAnimEffectAppear,
MsoAnimateByLevel.msoAnimateLevelNone, MsoAnimTriggerType.msoAnimTriggerWithPrevious, effectStartIndex);
effectFade.Exit = MsoTriState.msoFalse;
}
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);
}
}));
}
/// <summary>
/// Extracts the transition animation out of slide to be used as a transition animation for shapes.
/// For now, it only extracts the trigger type (trigger by wait or by mouse click), not actual slide transitions.
/// </summary>
private static EffectTransition GetTransitionFromSlide(PowerPointSlide slide)
{
var transition = slide.GetNativeSlide().SlideShowTransition;
if (transition.AdvanceOnTime == MsoTriState.msoTrue)
{
return new EffectTransition(MsoAnimTriggerType.msoAnimTriggerAfterPrevious, transition.AdvanceTime);
}
return new EffectTransition(MsoAnimTriggerType.msoAnimTriggerOnPageClick, 0);
}
public static void ExportSlide(PowerPointSlide slide, string exportPath)
{
ExportSlide(slide.GetNativeSlide(), exportPath);
}
public static void MakeShapeViewTimeInvisible(ShapeRange shapeRange, PowerPointSlide curSlide)
{
MakeShapeViewTimeInvisible(shapeRange, curSlide.GetNativeSlide());
}
private static void SelectOriginalSlide(PowerPointSlide originalSlide, PowerPointSlide fallbackToSlide)
{
if (originalSlide != null)
{
originalSlide.GetNativeSlide().Select();
return;
}
if (fallbackToSlide != null)
{
fallbackToSlide.GetNativeSlide().Select();
}
}
private static PowerPointBgEffectSlide PrepareForeground(ShapeRange oriShapeRange, ShapeRange copyShapeRange,
Slide refSlide, PowerPointSlide newSlide)
{
try
{
// crop in the original slide and put into clipboard
var croppedShape = MakeFrontImage(oriShapeRange);
croppedShape.Cut();
// swap the uncropped shapes and cropped shapes
var pastedCrop = newSlide.Shapes.Paste();
// calibrate pasted shapes
pastedCrop.Left -= 12;
pastedCrop.Top -= 12;
// ungroup front image if necessary
if (pastedCrop[1].Type == Core.MsoShapeType.msoGroup)
{
pastedCrop[1].Ungroup();
}
copyShapeRange.Cut();
oriShapeRange = refSlide.Shapes.Paste();
oriShapeRange.Fill.ForeColor.RGB = 0xaaaaaa;
oriShapeRange.Fill.Transparency = 0.7f;
oriShapeRange.Line.Visible = Core.MsoTriState.msoTrue;
oriShapeRange.Line.ForeColor.RGB = 0x000000;
Utils.Graphics.MakeShapeViewTimeInvisible(oriShapeRange, refSlide);
oriShapeRange.Select();
// finally add transition to the new slide
newSlide.Transition.EntryEffect = PpEntryEffect.ppEffectFadeSmoothly;
newSlide.Transition.Duration = 0.5f;
return new PowerPointBgEffectSlide(newSlide.GetNativeSlide());
}
catch (Exception e)
{
var errorMessage = CropToShape.GetErrorMessageForErrorCode(e.Message);
errorMessage = errorMessage.Replace("Crop To Shape", "Blur/Recolor Remainder");
newSlide.Delete();
throw new InvalidOperationException(errorMessage);
}
}