| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the 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 */ |