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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#if ! defined INCLUDED_SLIDESHOW_TRANSITIONINFO_HXX
#define INCLUDED_SLIDESHOW_TRANSITIONINFO_HXX
#include <sal/types.h>
namespace slideshow {
namespace internal {
struct TransitionInfo
{
// the following two member serve as the search key
// for an incoming XTransitionFilter node
//
// {
sal_Int16 mnTransitionType;
sal_Int16 mnTransitionSubType;
// }
//
/** This enum classifies a transition type
*/
enum TransitionClass
{
/// Invalid type
TRANSITION_INVALID,
/// Transition expressed by parametric clip polygon
TRANSITION_CLIP_POLYPOLYGON,
/// Transition expressed by hand-crafted function
TRANSITION_SPECIAL
};
/// class of effect handling
TransitionClass meTransitionClass;
/// Rotation angle of clip polygon
double mnRotationAngle;
/// X scaling of clip polygon (negative values mirror)
double mnScaleX;
/// Y scaling of clip polygon (negative values mirror)
double mnScaleY;
/** This enum determines the method how to reverse
a parametric clip polygon transition.
A reversed transition runs in the geometrically
opposite direction. For a left-to-right bar wipe, the
reversed transition is a right-to-left wipe, whereas
for an iris transition, the reversed mode will show
the target in the outer area (instead of in the inner
area, as in normal mode).
*/
enum ReverseMethod
{
/** Ignore direction attribute altogether
(if it has no sensible meaning for this transition)
*/
REVERSEMETHOD_IGNORE,
/** Revert by changing the direction of the parameter sweep
(from 1->0 instead of 0->1)
*/
REVERSEMETHOD_INVERT_SWEEP,
/** Revert by subtracting the generated polygon from the
target bound rect
*/
REVERSEMETHOD_SUBTRACT_POLYGON,
/** Combination of REVERSEMETHOD_INVERT_SWEEP and
REVERSEMETHOD_SUBTRACT_POLYGON.
*/
REVERSEMETHOD_SUBTRACT_AND_INVERT,
/// Reverse by rotating polygon 180 degrees
REVERSEMETHOD_ROTATE_180,
/// Reverse by flipping polygon at the y (!) axis
REVERSEMETHOD_FLIP_X,
/// Reverse by flipping polygon at the x (!) axis
REVERSEMETHOD_FLIP_Y
};
/** Indicating the method to use when transition
should be 'reversed'.
@see ReverseMethod
*/
ReverseMethod meReverseMethod;
/** When true, transition 'out' effects are realized
by inverting the parameter sweep direction (1->0
instead of 0->1). Otherwise, 'out' effects are
realized by changing inside and outside areas of
the parametric poly-polygon.
*/
bool mbOutInvertsSweep;
/** when true, scale clip polygon isotrophically to
target size. when false, scale is
anisotrophically.
*/
bool mbScaleIsotrophically;
/// Compare against type and subtype
class Comparator
{
sal_Int16 mnTransitionType;
sal_Int16 mnTransitionSubType;
public:
Comparator( sal_Int16 nTransitionType,
sal_Int16 nTransitionSubType )
: mnTransitionType( nTransitionType ),
mnTransitionSubType( nTransitionSubType ) {}
bool operator()( const TransitionInfo& rEntry ) const {
return rEntry.mnTransitionType == mnTransitionType &&
rEntry.mnTransitionSubType == mnTransitionSubType;
}
};
};
} // namespace internal
} // namespace presentation
#endif /* INCLUDED_SLIDESHOW_TRANSITIONINFO_HXX */
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