public void AddAppearDisappearAnimation(Shape sh)
{
Sequence sequence = _slide.TimeLine.MainSequence;
Effect effectAppear = sequence.AddEffect(sh, MsoAnimEffect.msoAnimEffectAppear, MsoAnimateByLevel.msoAnimateLevelNone, MsoAnimTriggerType.msoAnimTriggerWithPrevious);
effectAppear.Timing.Duration = 0;
Effect effectDisappear = sequence.AddEffect(sh, MsoAnimEffect.msoAnimEffectAppear, MsoAnimateByLevel.msoAnimateLevelNone, MsoAnimTriggerType.msoAnimTriggerWithPrevious);
effectDisappear.Exit = Office.MsoTriState.msoTrue;
effectDisappear.Timing.Duration = 0;
}
public Effect SetShapeAsClickTriggered(Shape shape, int clickNumber, MsoAnimEffect effect)
{
Effect addedEffect;
Sequence mainSequence = _slide.TimeLine.MainSequence;
Effect nextClickEffect = mainSequence.FindFirstAnimationForClick(clickNumber + 1);
Effect previousClickEffect = mainSequence.FindFirstAnimationForClick(clickNumber);
bool hasClicksAfter = nextClickEffect != null;
bool hasClickBefore = previousClickEffect != null;
if (hasClicksAfter)
{
addedEffect = InsertAnimationBeforeExisting(shape, nextClickEffect, effect);
}
else if (hasClickBefore)
{
addedEffect = AddShapeAsLastAutoplaying(shape, effect);
}
else
{
addedEffect = mainSequence.AddEffect(shape, effect);
}
return(addedEffect);
}
/// <summary>
/// Zoom out from initial shape to the full slide.
/// Returns the final disappear effect for initialShape.
/// </summary>
public static PowerPoint.Effect AddZoomOutMotionAnimation(PowerPointSlide animationSlide, PowerPoint.Shape initialShape, PowerPoint.MsoAnimTriggerType trigger)
{
float initialX = (initialShape.Left + (initialShape.Width) / 2);
float initialY = (initialShape.Top + (initialShape.Height) / 2);
float initialWidth = initialShape.Width;
float initialHeight = initialShape.Height;
float finalX = PowerPointPresentation.Current.SlideWidth / 2;
float finalY = PowerPointPresentation.Current.SlideHeight / 2;
float finalWidth = PowerPointPresentation.Current.SlideWidth;
float finalHeight = PowerPointPresentation.Current.SlideHeight;
float duration = 0.4f;
AddMotionAnimation(animationSlide, initialShape, initialX, initialY, finalX, finalY, duration, ref trigger);
AddResizeAnimation(animationSlide, initialShape, initialWidth, initialHeight, finalWidth, finalHeight, duration, ref trigger);
Sequence sequence = animationSlide.TimeLine.MainSequence;
Effect effectDisappear = sequence.AddEffect(initialShape, PowerPoint.MsoAnimEffect.msoAnimEffectFade,
PowerPoint.MsoAnimateByLevel.msoAnimateLevelNone,
PowerPoint.MsoAnimTriggerType.msoAnimTriggerWithPrevious);
effectDisappear.Exit = Office.MsoTriState.msoTrue;
effectDisappear.Timing.Duration = 0.01f;
return(effectDisappear);
}
/// <summary>
/// Preloads a shape within the slide to reduce lag. Call after the animations for the shape have been created.
/// </summary>
public static void PreloadShape(PowerPointSlide animationSlide, PowerPoint.Shape shape, bool addCoverImage = true)
{
// The cover image is used to cover the screen while the preloading happens behind the cover image.
PowerPoint.Shape coverImage = null;
if (addCoverImage)
{
coverImage = shape.Duplicate()[1];
coverImage.Left = shape.Left;
coverImage.Top = shape.Top;
animationSlide.RemoveAnimationsForShape(coverImage);
}
float originalWidth = shape.Width;
float originalHeight = shape.Height;
float originalLeft = shape.Left;
float originalTop = shape.Top;
// fit the shape exactly in the screen for preloading.
float scaleRatio = Math.Min(PowerPointPresentation.Current.SlideWidth / shape.Width,
PowerPointPresentation.Current.SlideHeight / shape.Height);
animationSlide.RelocateShapeWithoutPath(shape, 0, 0, shape.Width * scaleRatio, shape.Height * scaleRatio);
MsoAnimTriggerType trigger = PowerPoint.MsoAnimTriggerType.msoAnimTriggerWithPrevious;
Effect effectMotion = AddMotionAnimation(animationSlide, shape, shape.Left, shape.Top, originalLeft + (originalWidth - shape.Width) / 2, originalTop + (originalHeight - shape.Height) / 2, 0, ref trigger);
Effect effectResize = AddResizeAnimation(animationSlide, shape, shape.Width, shape.Height, originalWidth, originalHeight, 0, ref trigger);
// Make "cover" image disappear after preload.
PowerPoint.Effect effectDisappear = null;
if (addCoverImage)
{
Sequence sequence = animationSlide.TimeLine.MainSequence;
effectDisappear = sequence.AddEffect(coverImage, PowerPoint.MsoAnimEffect.msoAnimEffectFade,
PowerPoint.MsoAnimateByLevel.msoAnimateLevelNone,
PowerPoint.MsoAnimTriggerType.msoAnimTriggerWithPrevious);
effectDisappear.Exit = Office.MsoTriState.msoTrue;
effectDisappear.Timing.Duration = 0.01f;
}
int firstEffectIndex = animationSlide.IndexOfFirstEffect(shape);
// Move the animations to just before the index of the first effect.
if (effectDisappear != null)
{
effectDisappear.MoveTo(firstEffectIndex);
}
if (effectResize != null)
{
effectResize.MoveTo(firstEffectIndex);
}
if (effectMotion != null)
{
effectMotion.MoveTo(firstEffectIndex);
}
}
private static void AddTriggerEffect(Shape triggerShape, List <Shape> shapesToAnimate, MsoAnimEffect effect, Sequence sequence)
{
// Add Entrance Effect
for (int i = 0; i < shapesToAnimate.Count; i++)
{
Shape animationShape = shapesToAnimate[i];
MsoAnimTriggerType triggerType;
// The first shape will be triggered by the click to appear
if (i == 0)
{
triggerType = MsoAnimTriggerType.msoAnimTriggerOnShapeClick;
sequence.AddTriggerEffect(animationShape, effect, triggerType, triggerShape);
}
// Rest of the shapes will appear with the first shape
else
{
triggerType = MsoAnimTriggerType.msoAnimTriggerWithPrevious;
sequence.AddEffect(shapesToAnimate[i], effect,
MsoAnimateByLevel.msoAnimateLevelNone, MsoAnimTriggerType.msoAnimTriggerWithPrevious);
}
}
// Add Exit Effect to Shapes
for (int i = 0; i < shapesToAnimate.Count; i++)
{
Shape animationShape = shapesToAnimate[i];
MsoAnimTriggerType triggerType;
Effect effectInSequence;
// The first shape will be triggered by the click to disappear
if (i == 0)
{
triggerType = MsoAnimTriggerType.msoAnimTriggerOnShapeClick;
effectInSequence = sequence.AddTriggerEffect(animationShape, effect, triggerType, triggerShape);
}
// Rest of the shapes will disappear with the first shape
else
{
triggerType = MsoAnimTriggerType.msoAnimTriggerWithPrevious;
effectInSequence = sequence.AddEffect(shapesToAnimate[i], effect,
MsoAnimateByLevel.msoAnimateLevelNone, MsoAnimTriggerType.msoAnimTriggerWithPrevious);
}
effectInSequence.Exit = Microsoft.Office.Core.MsoTriState.msoTrue;
}
}
static void Main(string[] args)
{
// animates the shapes, and runs the slide show.
Application ppApp = new Application();
// Create a new PowerPoint presentation.
Presentation objPres = ppApp.Presentations.Add(MsoTriState.msoTrue);
// Add a slide to the presentation.
_Slide objSlide = objPres.Slides.Add
(1, PpSlideLayout.ppLayoutBlank);
// Place two shapes on the slide.
Microsoft.Office.Interop.PowerPoint.Shape objSquareShape = objSlide.Shapes.AddShape
(MsoAutoShapeType.msoShapeRectangle,
0, 0, 100, 100);
Microsoft.Office.Interop.PowerPoint.Shape objTriangleShape = objSlide.Shapes.AddShape
(MsoAutoShapeType.msoShapeRightTriangle,
0, 150, 100, 100);
// Add an animation sequence.
Sequence objSequence =
objSlide.TimeLine.InteractiveSequences.Add(1);
// Add text to the shapes.
objSquareShape.TextFrame.TextRange.Text = "Click Me! ";
objTriangleShape.TextFrame.TextRange.Text = "Me Too! ";
// Animate the shapes.
objSequence.AddEffect(objSquareShape,
MsoAnimEffect.msoAnimEffectPathStairsDown,
MsoAnimateByLevel.msoAnimateLevelNone,
MsoAnimTriggerType.msoAnimTriggerOnShapeClick,
1);
objSequence.AddEffect(objTriangleShape,
MsoAnimEffect.msoAnimEffectPathHorizontalFigure8,
MsoAnimateByLevel.msoAnimateLevelNone,
MsoAnimTriggerType.msoAnimTriggerOnShapeClick,
1);
}
public static void MakeShapeViewTimeInvisible(Shape shape, Slide curSlide)
{
Sequence sequence = curSlide.TimeLine.MainSequence;
Effect effectAppear = sequence.AddEffect(shape, MsoAnimEffect.msoAnimEffectAppear,
MsoAnimateByLevel.msoAnimateLevelNone,
MsoAnimTriggerType.msoAnimTriggerWithPrevious);
effectAppear.Timing.Duration = 0;
Effect effectDisappear = sequence.AddEffect(shape, MsoAnimEffect.msoAnimEffectAppear,
MsoAnimateByLevel.msoAnimateLevelNone,
MsoAnimTriggerType.msoAnimTriggerWithPrevious);
effectDisappear.Exit = MsoTriState.msoTrue;
effectDisappear.Timing.Duration = 0;
effectAppear.MoveTo(1);
effectDisappear.MoveTo(2);
}
/// <summary>
/// Creates a cover image from a copy of the shape to obstruct the viewer while preloading images in the background.
/// </summary>
public static void DuplicateAsCoverImage(PowerPointSlide animationSlide, PowerPoint.Shape shape)
{
Shape coverImage = shape.Duplicate()[1];
coverImage.Left = shape.Left;
coverImage.Top = shape.Top;
animationSlide.RemoveAnimationsForShape(coverImage);
Sequence sequence = animationSlide.TimeLine.MainSequence;
Effect effectDisappear = sequence.AddEffect(coverImage, PowerPoint.MsoAnimEffect.msoAnimEffectFade,
PowerPoint.MsoAnimateByLevel.msoAnimateLevelNone,
PowerPoint.MsoAnimTriggerType.msoAnimTriggerWithPrevious);
effectDisappear.Exit = Office.MsoTriState.msoTrue;
effectDisappear.Timing.Duration = 0.01f;
effectDisappear.MoveTo(1);
}
