1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef INCLUDED_SLIDESHOW_VIEW_HXX 25 #define INCLUDED_SLIDESHOW_VIEW_HXX 26 27 #include "viewlayer.hxx" 28 29 #include <boost/shared_ptr.hpp> 30 #include <vector> 31 32 33 namespace basegfx { class B2DRange; class B2DVector; } 34 35 36 /* Definition of View interface */ 37 38 namespace slideshow 39 { 40 namespace internal 41 { 42 class View : public ViewLayer 43 { 44 public: 45 /** Create a new view layer for this view 46 47 @param rLayerBounds 48 Specifies the bound rect of the layer relative to the 49 user view coordinate system. 50 51 This method sets the bounds of the view layer in 52 document coordinates (i.e. 'logical' coordinates). The 53 resulting transformation is then concatenated with the 54 underlying view transformation, returned by the 55 getTransformation() method. 56 */ 57 virtual ViewLayerSharedPtr createViewLayer( const basegfx::B2DRange& rLayerBounds ) const = 0; 58 59 /** Update screen representation from backbuffer 60 */ 61 virtual bool updateScreen() const = 0; 62 63 /** Paint screen content unconditionally from backbuffer 64 */ 65 virtual bool paintScreen() const = 0; 66 67 /** Set the size of the user view coordinate system. 68 69 This method sets the width and height of the view in 70 document coordinates (i.e. 'logical' coordinates). The 71 resulting transformation is then concatenated with the 72 underlying view transformation, returned by the 73 getTransformation() method. 74 */ 75 virtual void setViewSize( const ::basegfx::B2DVector& ) = 0; 76 77 /** Change the view's mouse cursor. 78 79 @param nPointerShape 80 One of the ::com::sun::star::awt::SystemPointer 81 constant group members. 82 */ 83 virtual void setCursorShape( sal_Int16 nPointerShape ) = 0; 84 }; 85 86 typedef ::boost::shared_ptr< View > ViewSharedPtr; 87 typedef ::std::vector< ViewSharedPtr > ViewVector; 88 } 89 } 90 91 #endif /* INCLUDED_SLIDESHOW_VIEW_HXX */ 92