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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 INCLUDED_CANVAS_SOURCE_CAIRO_CAIRO_CANVAS_HXX
21 : #define INCLUDED_CANVAS_SOURCE_CAIRO_CAIRO_CANVAS_HXX
22 :
23 : #include <rtl/ref.hxx>
24 :
25 : #include <com/sun/star/uno/XComponentContext.hpp>
26 : #include <com/sun/star/beans/XPropertySet.hpp>
27 : #include <com/sun/star/lang/XInitialization.hpp>
28 : #include <com/sun/star/lang/XServiceInfo.hpp>
29 : #include <com/sun/star/lang/XServiceName.hpp>
30 : #include <com/sun/star/awt/XWindowListener.hpp>
31 : #include <com/sun/star/util/XUpdatable.hpp>
32 : #include <com/sun/star/rendering/XSpriteCanvas.hpp>
33 : #include <com/sun/star/rendering/XIntegerBitmap.hpp>
34 : #include <com/sun/star/rendering/XGraphicDevice.hpp>
35 : #include <com/sun/star/rendering/XBufferController.hpp>
36 :
37 : #include <cppuhelper/compbase7.hxx>
38 : #include <comphelper/uno3.hxx>
39 :
40 : #include <canvas/base/spritecanvasbase.hxx>
41 : #include <canvas/base/basemutexhelper.hxx>
42 : #include <canvas/base/bufferedgraphicdevicebase.hxx>
43 :
44 : #include <basegfx/vector/b2isize.hxx>
45 :
46 : #include "cairo_devicehelper.hxx"
47 : #include "cairo_repainttarget.hxx"
48 : #include "cairo_surfaceprovider.hxx"
49 : #include "cairo_spritecanvashelper.hxx"
50 :
51 : #define CANVAS_SERVICE_NAME "com.sun.star.rendering.Canvas.Cairo"
52 : #define CANVAS_IMPLEMENTATION_NAME "com.sun.star.comp.rendering.Canvas.Cairo"
53 :
54 : namespace cairocanvas
55 : {
56 : typedef ::cppu::WeakComponentImplHelper7< ::com::sun::star::rendering::XBitmapCanvas,
57 : ::com::sun::star::rendering::XIntegerBitmap,
58 : ::com::sun::star::rendering::XGraphicDevice,
59 : ::com::sun::star::lang::XMultiServiceFactory,
60 : ::com::sun::star::util::XUpdatable,
61 : ::com::sun::star::beans::XPropertySet,
62 : ::com::sun::star::lang::XServiceName > GraphicDeviceBase_Base;
63 : typedef ::canvas::GraphicDeviceBase< ::canvas::BaseMutexHelper< GraphicDeviceBase_Base >,
64 : DeviceHelper,
65 : ::osl::MutexGuard,
66 : ::cppu::OWeakObject > CanvasBase_Base;
67 :
68 : /** Mixin SurfaceProvider
69 :
70 : Have to mixin the SurfaceProvider before deriving from
71 : ::canvas::CanvasBase, as this template should already
72 : implement some of those interface methods.
73 :
74 : The reason why this appears kinda convoluted is the fact that
75 : we cannot specify non-IDL types as WeakComponentImplHelperN
76 : template args, and furthermore, don't want to derive
77 : ::canvas::CanvasBase directly from
78 : SurfaceProvider (because derivees of
79 : ::canvas::CanvasBase have to explicitly forward the
80 : XInterface methods (e.g. via DECLARE_UNO3_AGG_DEFAULTS)
81 : anyway).
82 : */
83 4 : class CanvasBaseSurfaceProvider_Base : public CanvasBase_Base,
84 : public SurfaceProvider
85 : {
86 : };
87 :
88 : typedef ::canvas::IntegerBitmapBase<
89 : canvas::BitmapCanvasBase2<
90 : CanvasBaseSurfaceProvider_Base,
91 : CanvasHelper,
92 : ::osl::MutexGuard,
93 : ::cppu::OWeakObject> > CanvasBaseT;
94 :
95 : /** Product of this component's factory.
96 :
97 : The Canvas object combines the actual Window canvas with
98 : the XGraphicDevice interface. This is because there's a
99 : one-to-one relation between them, anyway, since each window
100 : can have exactly one canvas and one associated
101 : XGraphicDevice. And to avoid messing around with circular
102 : references, this is implemented as one single object.
103 : */
104 : class Canvas : public CanvasBaseT,
105 : public RepaintTarget
106 : {
107 : public:
108 : Canvas( const ::com::sun::star::uno::Sequence<
109 : ::com::sun::star::uno::Any >& aArguments,
110 : const ::com::sun::star::uno::Reference<
111 : ::com::sun::star::uno::XComponentContext >& rxContext );
112 :
113 : void initialize();
114 :
115 : /// For resource tracking
116 : virtual ~Canvas();
117 :
118 : /// Dispose all internal references
119 : virtual void disposeThis() SAL_OVERRIDE;
120 :
121 : // Forwarding the XComponent implementation to the
122 : // cppu::ImplHelper templated base
123 : // Classname Base doing refcounting Base implementing the XComponent interface
124 : // | | |
125 : // V V V
126 14 : DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( Canvas, GraphicDeviceBase_Base, ::cppu::WeakComponentImplHelperBase )
127 :
128 : // XServiceName
129 : virtual OUString SAL_CALL getServiceName( ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
130 :
131 : // RepaintTarget
132 : virtual bool repaint( const ::cairo::SurfaceSharedPtr& pSurface,
133 : const ::com::sun::star::rendering::ViewState& viewState,
134 : const ::com::sun::star::rendering::RenderState& renderState ) SAL_OVERRIDE;
135 :
136 : // SurfaceProvider
137 : virtual ::cairo::SurfaceSharedPtr getSurface() SAL_OVERRIDE;
138 : virtual ::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, ::cairo::Content aContent = CAIRO_CONTENT_COLOR_ALPHA ) SAL_OVERRIDE;
139 : virtual ::cairo::SurfaceSharedPtr createSurface( ::Bitmap& rBitmap ) SAL_OVERRIDE;
140 : virtual ::cairo::SurfaceSharedPtr changeSurface( bool bHasAlpha, bool bCopyContent ) SAL_OVERRIDE;
141 : virtual OutputDevice* getOutputDevice() SAL_OVERRIDE;
142 :
143 : private:
144 : ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any > maArguments;
145 : ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext > mxComponentContext;
146 : };
147 :
148 : typedef ::rtl::Reference< Canvas > CanvasRef;
149 : }
150 :
151 : #endif
152 :
153 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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