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 _NULLCANVAS_CANVASCUSTOMSPRITE_HXX 25 #define _NULLCANVAS_CANVASCUSTOMSPRITE_HXX 26 27 #include <cppuhelper/compbase4.hxx> 28 #include <comphelper/uno3.hxx> 29 30 #include <com/sun/star/lang/XServiceInfo.hpp> 31 #include <com/sun/star/lang/XComponent.hpp> 32 #include <com/sun/star/rendering/XCustomSprite.hpp> 33 #include <com/sun/star/rendering/XIntegerBitmap.hpp> 34 #include <com/sun/star/rendering/XPolyPolygon2D.hpp> 35 36 #include <basegfx/point/b2dpoint.hxx> 37 #include <basegfx/vector/b2isize.hxx> 38 #include <basegfx/matrix/b2dhommatrix.hxx> 39 40 #include <canvas/base/basemutexhelper.hxx> 41 #include <canvas/base/canvascustomspritebase.hxx> 42 43 #include "sprite.hxx" 44 #include "null_canvashelper.hxx" 45 #include "null_spritehelper.hxx" 46 #include "null_spritecanvas.hxx" 47 #include "null_usagecounter.hxx" 48 49 50 namespace nullcanvas 51 { 52 typedef ::cppu::WeakComponentImplHelper4< ::com::sun::star::rendering::XCustomSprite, 53 ::com::sun::star::rendering::XBitmapCanvas, 54 ::com::sun::star::rendering::XIntegerBitmap, 55 ::com::sun::star::lang::XServiceInfo > CanvasCustomSpriteBase_Base; 56 /** Mixin Sprite 57 58 Have to mixin the Sprite interface before deriving from 59 ::canvas::CanvasCustomSpriteBase, as this template should 60 already implement some of those interface methods. 61 62 The reason why this appears kinda convoluted is the fact that 63 we cannot specify non-IDL types as WeakComponentImplHelperN 64 template args, and furthermore, don't want to derive 65 ::canvas::CanvasCustomSpriteBase directly from 66 ::canvas::Sprite (because derivees of 67 ::canvas::CanvasCustomSpriteBase have to explicitly forward 68 the XInterface methods (e.g. via DECLARE_UNO3_AGG_DEFAULTS) 69 anyway). Basically, ::canvas::CanvasCustomSpriteBase should 70 remain a base class that provides implementation, not to 71 enforce any specific interface on its derivees. 72 */ 73 class CanvasCustomSpriteSpriteBase_Base : public ::canvas::BaseMutexHelper< CanvasCustomSpriteBase_Base >, 74 public Sprite 75 { 76 }; 77 78 typedef ::canvas::CanvasCustomSpriteBase< CanvasCustomSpriteSpriteBase_Base, 79 SpriteHelper, 80 CanvasHelper, 81 ::osl::MutexGuard, 82 ::cppu::OWeakObject > CanvasCustomSpriteBaseT; 83 84 /* Definition of CanvasCustomSprite class */ 85 86 class CanvasCustomSprite : public CanvasCustomSpriteBaseT, 87 private UsageCounter< CanvasCustomSprite > 88 { 89 public: 90 /** Create a custom sprite 91 92 @param rSpriteSize 93 Size of the sprite in pixel 94 95 @param rRefDevice 96 Associated output device 97 98 @param rSpriteCanvas 99 Target canvas 100 101 @param rDevice 102 Target DX device 103 */ 104 CanvasCustomSprite( const ::com::sun::star::geometry::RealSize2D& rSpriteSize, 105 const SpriteCanvasRef& rRefDevice ); 106 107 virtual void SAL_CALL disposing(); 108 109 // Forwarding the XComponent implementation to the 110 // cppu::ImplHelper templated base 111 // Classname Base doing refcount Base implementing the XComponent interface 112 // | | | 113 // V V V 114 DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( CanvasCustomSprite, CanvasCustomSpriteBase_Base, ::cppu::WeakComponentImplHelperBase ); 115 116 // XServiceInfo 117 virtual ::rtl::OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException ); 118 virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException ); 119 virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException ); 120 121 // Sprite 122 virtual void redraw() const; 123 124 private: 125 /** MUST hold here, too, since CanvasHelper only contains a 126 raw pointer (without refcounting) 127 */ 128 SpriteCanvasRef mpSpriteCanvas; 129 }; 130 } 131 132 #endif /* _NULLCANVAS_CANVASCUSTOMSPRITE_HXX */ 133