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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX
21 : #define _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX
22 :
23 : #include <cppuhelper/compbase4.hxx>
24 : #include <comphelper/uno3.hxx>
25 :
26 : #include <com/sun/star/lang/XServiceInfo.hpp>
27 : #include <com/sun/star/lang/XComponent.hpp>
28 : #include <com/sun/star/rendering/XCustomSprite.hpp>
29 : #include <com/sun/star/rendering/XIntegerBitmap.hpp>
30 : #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
31 :
32 : #include <basegfx/point/b2dpoint.hxx>
33 : #include <basegfx/vector/b2isize.hxx>
34 : #include <basegfx/matrix/b2dhommatrix.hxx>
35 :
36 : #include <canvas/base/disambiguationhelper.hxx>
37 : #include <canvas/base/canvascustomspritebase.hxx>
38 :
39 : #include "cairo_sprite.hxx"
40 : #include "cairo_cairo.hxx"
41 : #include "cairo_canvashelper.hxx"
42 : #include "cairo_repainttarget.hxx"
43 : #include "cairo_spritehelper.hxx"
44 : #include "cairo_spritecanvas.hxx"
45 :
46 :
47 : namespace cairocanvas
48 : {
49 : typedef ::cppu::WeakComponentImplHelper4< ::com::sun::star::rendering::XCustomSprite,
50 : ::com::sun::star::rendering::XBitmapCanvas,
51 : ::com::sun::star::rendering::XIntegerBitmap,
52 : ::com::sun::star::lang::XServiceInfo > CanvasCustomSpriteBase_Base;
53 : /** Mixin Sprite
54 :
55 : Have to mixin the Sprite interface before deriving from
56 : ::canvas::CanvasCustomSpriteBase, as this template should
57 : already implement some of those interface methods.
58 :
59 : The reason why this appears kinda convoluted is the fact that
60 : we cannot specify non-IDL types as WeakComponentImplHelperN
61 : template args, and furthermore, don't want to derive
62 : ::canvas::CanvasCustomSpriteBase directly from
63 : ::canvas::Sprite (because derivees of
64 : ::canvas::CanvasCustomSpriteBase have to explicitly forward
65 : the XInterface methods (e.g. via DECLARE_UNO3_AGG_DEFAULTS)
66 : anyway). Basically, ::canvas::CanvasCustomSpriteBase should
67 : remain a base class that provides implementation, not to
68 : enforce any specific interface on its derivees.
69 : */
70 0 : class CanvasCustomSpriteSpriteBase_Base : public ::canvas::DisambiguationHelper< CanvasCustomSpriteBase_Base >,
71 : public Sprite,
72 : public SurfaceProvider
73 : {
74 : };
75 :
76 : typedef ::canvas::CanvasCustomSpriteBase< CanvasCustomSpriteSpriteBase_Base,
77 : SpriteHelper,
78 : CanvasHelper,
79 : ::osl::MutexGuard,
80 : ::cppu::OWeakObject > CanvasCustomSpriteBaseT;
81 :
82 : /* Definition of CanvasCustomSprite class */
83 :
84 0 : class CanvasCustomSprite : public CanvasCustomSpriteBaseT,
85 : public RepaintTarget
86 : {
87 : public:
88 : /** Create a custom sprite
89 :
90 : @param rSpriteSize
91 : Size of the sprite in pixel
92 :
93 : @param rRefDevice
94 : Associated output device
95 :
96 : @param rSpriteCanvas
97 : Target canvas
98 :
99 : @param rDevice
100 : Target DX device
101 : */
102 : CanvasCustomSprite( const ::com::sun::star::geometry::RealSize2D& rSpriteSize,
103 : const SpriteCanvasRef& rRefDevice );
104 :
105 : virtual void disposeThis();
106 :
107 : // Forwarding the XComponent implementation to the
108 : // cppu::ImplHelper templated base
109 : // Classname Base doing refcount Base implementing the XComponent interface
110 : // | | |
111 : // V V V
112 0 : DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( CanvasCustomSprite, CanvasCustomSpriteBase_Base, ::cppu::WeakComponentImplHelperBase );
113 :
114 : // XServiceInfo
115 : virtual OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException );
116 : virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException );
117 : virtual ::com::sun::star::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException );
118 :
119 : // Sprite
120 : virtual void redraw( const ::cairo::CairoSharedPtr& pCairo,
121 : bool bBufferedUpdate ) const;
122 : virtual void redraw( const ::cairo::CairoSharedPtr& pCairo,
123 : const ::basegfx::B2DPoint& rOrigOutputPos,
124 : bool bBufferedUpdate ) const;
125 :
126 : // RepaintTarget
127 : virtual bool repaint( const ::cairo::SurfaceSharedPtr& pSurface,
128 : const ::com::sun::star::rendering::ViewState& viewState,
129 : const ::com::sun::star::rendering::RenderState& renderState );
130 :
131 : // SurfaceProvider
132 : virtual SurfaceSharedPtr getSurface();
133 : virtual SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, Content aContent = CAIRO_CONTENT_COLOR_ALPHA );
134 : virtual SurfaceSharedPtr createSurface( ::Bitmap& rBitmap );
135 : virtual SurfaceSharedPtr changeSurface( bool bHasAlpha, bool bCopyContent );
136 : virtual OutputDevice* getOutputDevice();
137 :
138 : private:
139 : /** MUST hold here, too, since CanvasHelper only contains a
140 : raw pointer (without refcounting)
141 : */
142 : SpriteCanvasRef mpSpriteCanvas;
143 : ::cairo::SurfaceSharedPtr mpBufferSurface;
144 : ::basegfx::B2ISize maSize;
145 : };
146 : }
147 :
148 : #endif /* _CAIROCANVAS_CANVASCUSTOMSPRITE_HXX */
149 :
150 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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