public static void AddFrameMotionAnimation(PowerPointSlide animationSlide, PowerPoint.Shape initialShape, PowerPoint.Shape finalShape, float duration)
{
float initialX = (initialShape.Left + (initialShape.Width) / 2);
float initialY = (initialShape.Top + (initialShape.Height) / 2);
float initialRotation = initialShape.Rotation;
float initialWidth = initialShape.Width;
float initialHeight = initialShape.Height;
float initialFont = 0.0f;
float finalX = (finalShape.Left + (finalShape.Width) / 2);
float finalY = (finalShape.Top + (finalShape.Height) / 2);
float finalRotation = finalShape.Rotation;
float finalWidth = finalShape.Width;
float finalHeight = finalShape.Height;
float finalFont = 0.0f;
if (initialShape.HasTextFrame == Office.MsoTriState.msoTrue && (initialShape.TextFrame.HasText == Office.MsoTriState.msoTriStateMixed || initialShape.TextFrame.HasText == Office.MsoTriState.msoTrue) && initialShape.TextFrame.TextRange.Font.Size != finalShape.TextFrame.TextRange.Font.Size)
{
finalFont = finalShape.TextFrame.TextRange.Font.Size;
initialFont = initialShape.TextFrame.TextRange.Font.Size;
}
int numFrames = (int)(duration / 0.04f);
numFrames = (numFrames > 30) ? 30 : numFrames;
float incrementWidth = ((finalWidth / initialWidth) - 1.0f) / numFrames;
float incrementHeight = ((finalHeight / initialHeight) - 1.0f) / numFrames;
float incrementRotation = PowerPointLabsGlobals.GetMinimumRotation(initialRotation, finalRotation) / numFrames;
float incrementLeft = (finalX - initialX) / numFrames;
float incrementTop = (finalY - initialY) / numFrames;
float incrementFont = (finalFont - initialFont) / numFrames;
AddFrameAnimationEffects(animationSlide, initialShape, incrementLeft, incrementTop, incrementWidth, incrementHeight, incrementRotation, incrementFont, duration, numFrames);
}
private static PowerPoint.Effect AddRotationAnimation(PowerPointSlide animationSlide, PowerPoint.Shape animationShape, float initialRotation, float finalRotation, float duration, ref PowerPoint.MsoAnimTriggerType trigger)
{
if (finalRotation != initialRotation)
{
PowerPoint.Effect effectRotate = animationSlide.TimeLine.MainSequence.AddEffect(animationShape, PowerPoint.MsoAnimEffect.msoAnimEffectSpin, PowerPoint.MsoAnimateByLevel.msoAnimateLevelNone, trigger);
PowerPoint.AnimationBehavior rotate = effectRotate.Behaviors[1];
effectRotate.Timing.Duration = duration;
effectRotate.EffectParameters.Amount = PowerPointLabsGlobals.GetMinimumRotation(initialRotation, finalRotation);
trigger = PowerPoint.MsoAnimTriggerType.msoAnimTriggerWithPrevious;
return(effectRotate);
}
return(null);
}