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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 :
21 : #include <canvas/debug.hxx>
22 : #include <tools/diagnose_ex.h>
23 : #include <canvas/verbosetrace.hxx>
24 : #include <canvas/canvastools.hxx>
25 :
26 : #include <com/sun/star/registry/XRegistryKey.hpp>
27 : #include <com/sun/star/lang/XSingleServiceFactory.hpp>
28 : #include <com/sun/star/uno/XComponentContext.hpp>
29 :
30 : #include <vcl/canvastools.hxx>
31 : #include <vcl/outdev.hxx>
32 : #include <vcl/window.hxx>
33 : #include <vcl/bitmapex.hxx>
34 :
35 : #include <basegfx/tools/canvastools.hxx>
36 :
37 : #include <algorithm>
38 :
39 : #include "spritecanvas.hxx"
40 : #include "windowoutdevholder.hxx"
41 :
42 :
43 : using namespace ::com::sun::star;
44 :
45 : namespace vclcanvas
46 : {
47 0 : SpriteCanvas::SpriteCanvas( const uno::Sequence< uno::Any >& aArguments,
48 : const uno::Reference< uno::XComponentContext >& rxContext ) :
49 : maArguments(aArguments),
50 0 : mxComponentContext( rxContext )
51 : {
52 0 : }
53 :
54 0 : void SpriteCanvas::initialize()
55 : {
56 0 : SolarMutexGuard aGuard;
57 :
58 : // #i64742# Only call initialize when not in probe mode
59 0 : if( maArguments.getLength() == 0 )
60 0 : return;
61 :
62 : OSL_TRACE( "SpriteCanvas created" );
63 :
64 : // add our own property to GraphicDevice
65 : maPropHelper.addProperties(
66 : ::canvas::PropertySetHelper::MakeMap
67 : ("UnsafeScrolling",
68 : boost::bind(&SpriteCanvasHelper::isUnsafeScrolling,
69 : boost::ref(maCanvasHelper)),
70 : boost::bind(&SpriteCanvasHelper::enableUnsafeScrolling,
71 : boost::ref(maCanvasHelper),
72 : _1))
73 : ("SpriteBounds",
74 : boost::bind(&SpriteCanvasHelper::isSpriteBounds,
75 : boost::ref(maCanvasHelper)),
76 : boost::bind(&SpriteCanvasHelper::enableSpriteBounds,
77 : boost::ref(maCanvasHelper),
78 0 : _1)));
79 :
80 : VERBOSE_TRACE( "VCLSpriteCanvas::initialize called" );
81 :
82 0 : ENSURE_ARG_OR_THROW( maArguments.getLength() >= 1,
83 : "VCLSpriteCanvas::initialize: wrong number of arguments" );
84 :
85 : /* maArguments:
86 : 0: ptr to creating instance (Window or VirtualDevice)
87 : 1: SystemEnvData as a streamed Any (or empty for VirtualDevice)
88 : 2: current bounds of creating instance
89 : 3: bool, denoting always on top state for Window (always false for VirtualDevice)
90 : 4: XWindow for creating Window (or empty for VirtualDevice)
91 : 5: SystemGraphicsData as a streamed Any
92 : */
93 0 : ENSURE_ARG_OR_THROW( maArguments.getLength() >= 4 &&
94 : maArguments[0].getValueTypeClass() == uno::TypeClass_HYPER &&
95 : maArguments[4].getValueTypeClass() == uno::TypeClass_INTERFACE,
96 : "VCLSpriteCanvas::initialize: wrong number of arguments, or wrong types" );
97 :
98 0 : uno::Reference< awt::XWindow > xParentWindow;
99 0 : maArguments[4] >>= xParentWindow;
100 :
101 0 : OutDevProviderSharedPtr pOutDev( new WindowOutDevHolder(xParentWindow) );
102 :
103 : // setup helper
104 0 : maDeviceHelper.init( pOutDev );
105 0 : setWindow(uno::Reference<awt::XWindow2>(xParentWindow, uno::UNO_QUERY_THROW));
106 : maCanvasHelper.init( maDeviceHelper.getBackBuffer(),
107 : *this,
108 : maRedrawManager,
109 : false, // no OutDev state preservation
110 0 : false ); // no alpha on surface
111 :
112 0 : maArguments.realloc(0);
113 : }
114 :
115 0 : SpriteCanvas::~SpriteCanvas()
116 : {
117 : OSL_TRACE( "SpriteCanvas destroyed" );
118 0 : }
119 :
120 :
121 0 : void SpriteCanvas::disposeThis()
122 : {
123 0 : SolarMutexGuard aGuard;
124 :
125 0 : mxComponentContext.clear();
126 :
127 : // forward to parent
128 0 : SpriteCanvasBaseT::disposeThis();
129 0 : }
130 :
131 0 : sal_Bool SAL_CALL SpriteCanvas::showBuffer( sal_Bool bUpdateAll ) throw (uno::RuntimeException, std::exception)
132 : {
133 0 : return updateScreen( bUpdateAll );
134 : }
135 :
136 0 : sal_Bool SAL_CALL SpriteCanvas::switchBuffer( sal_Bool bUpdateAll ) throw (uno::RuntimeException)
137 : {
138 0 : return updateScreen( bUpdateAll );
139 : }
140 :
141 0 : sal_Bool SAL_CALL SpriteCanvas::updateScreen( sal_Bool bUpdateAll ) throw (uno::RuntimeException, std::exception)
142 : {
143 0 : SolarMutexGuard aGuard;
144 :
145 : // avoid repaints on hidden window (hidden: not mapped to
146 : // screen). Return failure, since the screen really has _not_
147 : // been updated (caller should try again later)
148 0 : return !mbIsVisible && maCanvasHelper.updateScreen(bUpdateAll,
149 0 : mbSurfaceDirty);
150 : }
151 :
152 0 : OUString SAL_CALL SpriteCanvas::getServiceName( ) throw (::com::sun::star::uno::RuntimeException, std::exception)
153 : {
154 0 : return OUString( SPRITECANVAS_SERVICE_NAME );
155 : }
156 :
157 0 : bool SpriteCanvas::repaint( const GraphicObjectSharedPtr& rGrf,
158 : const rendering::ViewState& viewState,
159 : const rendering::RenderState& renderState,
160 : const ::Point& rPt,
161 : const ::Size& rSz,
162 : const GraphicAttr& rAttr ) const
163 : {
164 0 : SolarMutexGuard aGuard;
165 :
166 0 : return maCanvasHelper.repaint( rGrf, viewState, renderState, rPt, rSz, rAttr );
167 : }
168 0 : }
169 :
170 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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