/// <summary>
/// Stretches all selected shapes to the left edge of reference shape
/// </summary>
/// <param name="stretchShapes">The shapes to stretch</param>
public void StretchLeft(PowerPoint.ShapeRange stretchShapes)
{
var appropriateStretch = new GetAppropriateStretchAction((referenceEdge, checkShape) =>
{
// Opposite stretch
if (GetRight(checkShape) < referenceEdge)
{
return StretchRightAction;
}
return StretchLeftAction;
});
var defaultReferenceEdge = new GetDefaultReferenceEdge(referenceShape => referenceShape.VisualLeft);
Stretch(stretchShapes, appropriateStretch, defaultReferenceEdge, StretchType.Left);
}
/// <summary>
/// Stretches all selected shapes to the right edge of reference shape
/// </summary>
/// <param name="stretchShapes">The shapes to stretch</param>
public void StretchRight(PowerPoint.ShapeRange stretchShapes)
{
var appropriateStretch = new GetAppropriateStretchAction((referenceEdge, checkShape) =>
{
// Opposite stretch
if (checkShape.VisualLeft > referenceEdge)
{
return(StretchLeftAction);
}
return(StretchRightAction);
});
var defaultReferenceEdge = new GetDefaultReferenceEdge(referenceShape => referenceShape.VisualLeft + referenceShape.AbsoluteWidth);
Stretch(stretchShapes, appropriateStretch, defaultReferenceEdge, StretchType.Right);
}
/// <summary>
/// Stretches all selected shapes to the left edge of reference shape
/// </summary>
/// <param name="stretchShapes">The shapes to stretch</param>
public void StretchBottom(PowerPoint.ShapeRange stretchShapes)
{
var appropriateStretch = new GetAppropriateStretchAction((referenceEdge, checkShape) =>
{
// Opposite stretch
if (checkShape.VisualTop > referenceEdge)
{
return(StretchTopAction);
}
return(StretchBottomAction);
});
var defaultReferenceEdge = new GetDefaultReferenceEdge(referenceShape => referenceShape.VisualTop + referenceShape.AbsoluteHeight);
Stretch(stretchShapes, appropriateStretch, defaultReferenceEdge, StretchType.Bottom);
}
/// <summary>
/// Stretches all selected shapes to the left edge of reference shape
/// </summary>
/// <param name="stretchShapes">The shapes to stretch</param>
public void StretchLeft(PowerPoint.ShapeRange stretchShapes)
{
GetAppropriateStretchAction appropriateStretch = new GetAppropriateStretchAction((referenceEdge, checkShape) =>
{
// Opposite stretch
if (GetRight(checkShape) < referenceEdge)
{
return(StretchRightAction);
}
return(StretchLeftAction);
});
GetDefaultReferenceEdge defaultReferenceEdge = new GetDefaultReferenceEdge(referenceShape => referenceShape.VisualLeft);
Stretch(stretchShapes, appropriateStretch, defaultReferenceEdge, StretchType.Left);
}
/// <summary>
/// Stretches all selected shapes to the top edge of reference shape
/// </summary>
/// <param name="stretchShapes">The shapes to stretch</param>
public void StretchTop(PowerPoint.ShapeRange stretchShapes)
{
GetAppropriateStretchAction appropriateStretch = new GetAppropriateStretchAction((referenceEdge, checkShape) =>
{
// Opposite stretch
if (GetBottom(checkShape) < referenceEdge)
{
return(StretchBottomAction);
}
return(StretchTopAction);
});
GetDefaultReferenceEdge defaultReferenceEdge = new GetDefaultReferenceEdge(referenceShape => referenceShape.VisualTop);
Stretch(stretchShapes, appropriateStretch, defaultReferenceEdge, StretchType.Top);
}
/// <summary>
/// Stretch shapes in the list
/// </summary>
/// <param name="stretchShapes">The shapes to stretch</param>
/// <param name="stretchAction">The function to use to stretch</param>
/// <param name="defaultReferenceEdge">The function to return the default reference edge</param>
/// <param name="stretchType">The type of stretch to perform</param>
private void Stretch(PowerPoint.ShapeRange stretchShapes, GetAppropriateStretchAction stretchAction,
GetDefaultReferenceEdge defaultReferenceEdge, StretchType stretchType)
{
if (!ValidateSelection(stretchShapes))
{
return;
}
var referenceShape = GetReferenceShape(stretchShapes, defaultReferenceEdge, stretchType);
var referenceEdge = defaultReferenceEdge(new PPShape(referenceShape));
for (var i = 1; i <= stretchShapes.Count; i++)
{
if (referenceShape.Equals(stretchShapes[i]))
{
continue;
}
var stretchShape = new PPShape(stretchShapes[i]);
var sa = stretchAction(referenceEdge, stretchShape);
sa(referenceEdge, stretchShape);
}
}
private PowerPoint.Shape GetReferenceShape(PowerPoint.ShapeRange shapes, GetDefaultReferenceEdge getReferenceEdge,
StretchType stretchType)
{
var refShapeIndex = 1;
if (ReferenceType == StretchRefType.Outermost)
{
var refPpShape = new PPShape(shapes[1]);
for (var i = 2; i <= shapes.Count; i++)
{
var tempPpShape = new PPShape(shapes[i]);
if (((stretchType == StretchType.Left || stretchType == StretchType.Top) &&
getReferenceEdge(refPpShape) > getReferenceEdge(tempPpShape)) ||
((stretchType == StretchType.Right || stretchType == StretchType.Bottom) &&
getReferenceEdge(refPpShape) < getReferenceEdge(tempPpShape)))
{
refPpShape = tempPpShape;
refShapeIndex = i;
}
}
}
return(shapes[refShapeIndex]);
}
private PowerPoint.Shape GetReferenceShape(PowerPoint.ShapeRange shapes, GetDefaultReferenceEdge getReferenceEdge,
StretchType stretchType)
{
var refShapeIndex = 1;
if (ReferenceType == StretchRefType.Outermost)
{
var refPpShape = new PPShape(shapes[1]);
for (var i = 2; i <= shapes.Count; i++)
{
var tempPpShape = new PPShape(shapes[i]);
if (((stretchType == StretchType.Left || stretchType == StretchType.Top) &&
getReferenceEdge(refPpShape) > getReferenceEdge(tempPpShape)) ||
((stretchType == StretchType.Right || stretchType == StretchType.Bottom) &&
getReferenceEdge(refPpShape) < getReferenceEdge(tempPpShape)))
{
refPpShape = tempPpShape;
refShapeIndex = i;
}
}
}
return shapes[refShapeIndex];
}
/// <summary>
/// Stretch shapes in the list
/// </summary>
/// <param name="stretchShapes">The shapes to stretch</param>
/// <param name="stretchAction">The function to use to stretch</param>
/// <param name="defaultReferenceEdge">The function to return the default reference edge</param>
/// <param name="stretchType">The type of stretch to perform</param>
private void Stretch(PowerPoint.ShapeRange stretchShapes, GetAppropriateStretchAction stretchAction,
GetDefaultReferenceEdge defaultReferenceEdge, StretchType stretchType)
{
if (!ValidateSelection(stretchShapes))
{
return;
}
var referenceShape = GetReferenceShape(stretchShapes, defaultReferenceEdge, stretchType);
var referenceEdge = defaultReferenceEdge(new PPShape(referenceShape));
for (var i = 1; i <= stretchShapes.Count; i++)
{
if (referenceShape.Equals(stretchShapes[i]))
{
continue;
}
var stretchShape = new PPShape(stretchShapes[i]);
var sa = stretchAction(referenceEdge, stretchShape);
sa(referenceEdge, stretchShape);
}
}
/// <summary>
/// Stretches all selected shapes to the left edge of reference shape
/// </summary>
/// <param name="stretchShapes">The shapes to stretch</param>
public void StretchBottom(PowerPoint.ShapeRange stretchShapes)
{
var appropriateStretch = new GetAppropriateStretchAction((referenceEdge, checkShape) =>
{
// Opposite stretch
if (checkShape.VisualTop > referenceEdge)
{
return StretchTopAction;
}
return StretchBottomAction;
});
var defaultReferenceEdge = new GetDefaultReferenceEdge(referenceShape => referenceShape.VisualTop + referenceShape.AbsoluteHeight);
Stretch(stretchShapes, appropriateStretch, defaultReferenceEdge, StretchType.Bottom);
}
