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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 : #include <canvas/debug.hxx>
21 : #include <canvas/verbosetrace.hxx>
22 : #include <canvas/canvastools.hxx>
23 :
24 : #include <osl/mutex.hxx>
25 : #include <cppuhelper/compbase1.hxx>
26 :
27 : #include <com/sun/star/lang/NoSupportException.hpp>
28 :
29 : #include <toolkit/helper/vclunohelper.hxx>
30 : #include <basegfx/tools/canvastools.hxx>
31 : #include <basegfx/tools/unopolypolygon.hxx>
32 :
33 : #include <vcl/syschild.hxx>
34 : #include <vcl/canvastools.hxx>
35 :
36 : #include "cairo_spritecanvas.hxx"
37 : #include "cairo_canvasbitmap.hxx"
38 : #include "cairo_devicehelper.hxx"
39 : #include "cairo_cairo.hxx"
40 :
41 : using namespace ::cairo;
42 : using namespace ::com::sun::star;
43 :
44 : namespace cairocanvas
45 : {
46 :
47 0 : SpriteDeviceHelper::SpriteDeviceHelper() :
48 : mpSpriteCanvas( NULL ),
49 : mpBufferSurface(),
50 : maSize(),
51 0 : mbFullScreen( false )
52 0 : {}
53 :
54 0 : void SpriteDeviceHelper::init( vcl::Window& rOutputWindow,
55 : SpriteCanvas& rSpriteCanvas,
56 : const ::basegfx::B2ISize& rSize,
57 : bool bFullscreen )
58 : {
59 : DeviceHelper::init(rSpriteCanvas,
60 0 : rOutputWindow);
61 :
62 0 : mpSpriteCanvas = &rSpriteCanvas;
63 0 : mbFullScreen = bFullscreen;
64 :
65 0 : setSize( rSize );
66 0 : }
67 :
68 0 : void SpriteDeviceHelper::disposing()
69 : {
70 : // release all references
71 0 : mpBufferSurface.reset();
72 0 : mpSpriteCanvas = NULL;
73 0 : }
74 :
75 0 : ::sal_Int32 SpriteDeviceHelper::createBuffers( ::sal_Int32 /*nBuffers*/ )
76 : {
77 : // TODO(F3): implement XBufferStrategy interface. For now, we
78 : // _always_ will have exactly one backbuffer
79 0 : return 1;
80 : }
81 :
82 0 : void SpriteDeviceHelper::destroyBuffers()
83 : {
84 : // TODO(F3): implement XBufferStrategy interface. For now, we
85 : // _always_ will have exactly one backbuffer
86 0 : }
87 :
88 0 : bool SpriteDeviceHelper::showBuffer( bool, bool )
89 : {
90 : OSL_FAIL("Not supposed to be called, handled by SpriteCanvas");
91 0 : return false;
92 : }
93 :
94 0 : bool SpriteDeviceHelper::switchBuffer( bool, bool )
95 : {
96 : OSL_FAIL("Not supposed to be called, handled by SpriteCanvas");
97 0 : return false;
98 : }
99 :
100 0 : uno::Any SpriteDeviceHelper::isAccelerated() const
101 : {
102 0 : return ::com::sun::star::uno::makeAny(true);
103 : }
104 :
105 0 : uno::Any SpriteDeviceHelper::getDeviceHandle() const
106 : {
107 0 : return DeviceHelper::getDeviceHandle();
108 : }
109 :
110 0 : uno::Any SpriteDeviceHelper::getSurfaceHandle() const
111 : {
112 0 : return DeviceHelper::getSurfaceHandle();
113 : }
114 :
115 0 : void SpriteDeviceHelper::setSize( const ::basegfx::B2ISize& rSize )
116 : {
117 : OSL_TRACE("SpriteDeviceHelper::setSize(): device size %d x %d", rSize.getX(), rSize.getY() );
118 :
119 0 : if( !mpSpriteCanvas )
120 0 : return; // disposed
121 :
122 0 : DeviceHelper::setSize(rSize);
123 :
124 0 : if( mpBufferSurface && maSize != rSize )
125 0 : mpBufferSurface.reset();
126 0 : if( !mpBufferSurface )
127 0 : mpBufferSurface = getWindowSurface()->getSimilar(
128 : CAIRO_CONTENT_COLOR,
129 0 : rSize.getX(), rSize.getY() );
130 :
131 0 : if( maSize != rSize )
132 0 : maSize = rSize;
133 :
134 0 : mpSpriteCanvas->setSizePixel( maSize );
135 : }
136 :
137 :
138 0 : void SpriteDeviceHelper::notifySizeUpdate( const awt::Rectangle& rBounds )
139 : {
140 0 : setSize( ::basegfx::B2ISize(rBounds.Width, rBounds.Height) );
141 0 : }
142 :
143 0 : SurfaceSharedPtr SpriteDeviceHelper::getWindowSurface()
144 : {
145 0 : return DeviceHelper::getSurface();
146 : }
147 :
148 0 : SurfaceSharedPtr SpriteDeviceHelper::createSurface( const ::basegfx::B2ISize& rSize, Content aContent )
149 : {
150 0 : if( mpBufferSurface )
151 0 : return mpBufferSurface->getSimilar( aContent, rSize.getX(), rSize.getY() );
152 :
153 0 : return SurfaceSharedPtr();
154 : }
155 :
156 0 : SurfaceSharedPtr SpriteDeviceHelper::createSurface( BitmapSystemData& rData, const Size& rSize )
157 : {
158 0 : if( getOutputDevice() )
159 0 : return createBitmapSurface( *getOutputDevice(), rData, rSize );
160 :
161 0 : return SurfaceSharedPtr();
162 : }
163 :
164 :
165 : /** SpriteDeviceHelper::flush Flush the platform native window
166 : *
167 : * Flushes the window by using the internally stored mpSysData.
168 : *
169 : **/
170 0 : void SpriteDeviceHelper::flush()
171 : {
172 0 : SurfaceSharedPtr pWinSurface=getWindowSurface();
173 0 : if( pWinSurface )
174 0 : pWinSurface->flush();
175 0 : }
176 6 : }
177 :
178 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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