Line data Source code
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 <canvas/verbosetrace.hxx>
23 : #include <canvas/canvastools.hxx>
24 :
25 : #include <osl/mutex.hxx>
26 : #include <cppuhelper/compbase1.hxx>
27 :
28 : #include <com/sun/star/lang/NoSupportException.hpp>
29 :
30 : #include <toolkit/helper/vclunohelper.hxx>
31 : #include <basegfx/tools/canvastools.hxx>
32 : #include <basegfx/tools/unopolypolygon.hxx>
33 :
34 : #include <vcl/canvastools.hxx>
35 :
36 : #include <tools/stream.hxx>
37 :
38 : #include "cairo_spritecanvas.hxx"
39 : #include "cairo_canvasbitmap.hxx"
40 : #include "cairo_devicehelper.hxx"
41 :
42 : using namespace ::cairo;
43 : using namespace ::com::sun::star;
44 :
45 : namespace cairocanvas
46 : {
47 0 : DeviceHelper::DeviceHelper() :
48 : mpSurfaceProvider( NULL ),
49 : mpRefDevice( NULL ),
50 0 : mpSurface()
51 : {
52 0 : }
53 :
54 0 : void DeviceHelper::implInit( SurfaceProvider& rSurfaceProvider,
55 : OutputDevice& rRefDevice )
56 : {
57 0 : mpSurfaceProvider = &rSurfaceProvider;
58 0 : mpRefDevice = &rRefDevice;
59 :
60 : // no own surface, this is handled by derived classes
61 0 : }
62 :
63 0 : void DeviceHelper::init( SurfaceProvider& rSurfaceProvider,
64 : OutputDevice& rRefDevice )
65 : {
66 0 : implInit(rSurfaceProvider, rRefDevice);
67 :
68 0 : OutputDevice* pOutDev=getOutputDevice();
69 : mpSurface = cairo::createSurface( *pOutDev,
70 0 : pOutDev->GetOutOffXPixel(),
71 0 : pOutDev->GetOutOffYPixel(),
72 0 : pOutDev->GetOutputWidthPixel(),
73 0 : pOutDev->GetOutputHeightPixel() );
74 0 : }
75 :
76 0 : void DeviceHelper::disposing()
77 : {
78 : // release all references
79 0 : mpSurface.reset();
80 0 : mpRefDevice = NULL;
81 0 : mpSurfaceProvider = NULL;
82 0 : }
83 :
84 0 : void DeviceHelper::setSize( const ::basegfx::B2ISize& rSize )
85 : {
86 : OSL_TRACE("DeviceHelper::setSize(): device size %d x %d", rSize.getX(), rSize.getY() );
87 :
88 0 : if( !mpRefDevice )
89 0 : return; // disposed
90 :
91 0 : OutputDevice* pOutDev=getOutputDevice();
92 :
93 : #if defined (UNX) && !defined (QUARTZ)
94 : // X11 only
95 0 : if( mpSurface )
96 0 : mpSurface->Resize( rSize.getX() + pOutDev->GetOutOffXPixel(),
97 0 : rSize.getY() + pOutDev->GetOutOffYPixel() );
98 : else
99 : #endif
100 : mpSurface = cairo::createSurface(
101 : *pOutDev,
102 0 : pOutDev->GetOutOffXPixel(),
103 0 : pOutDev->GetOutOffYPixel(),
104 0 : rSize.getX(), rSize.getY() );
105 : }
106 :
107 0 : geometry::RealSize2D DeviceHelper::getPhysicalResolution()
108 : {
109 : // Map a one-by-one millimeter box to pixel
110 0 : const MapMode aOldMapMode( mpRefDevice->GetMapMode() );
111 0 : mpRefDevice->SetMapMode( MapMode(MAP_MM) );
112 0 : const Size aPixelSize( mpRefDevice->LogicToPixel(Size(1,1)) );
113 0 : mpRefDevice->SetMapMode( aOldMapMode );
114 :
115 0 : return ::vcl::unotools::size2DFromSize( aPixelSize );
116 : }
117 :
118 0 : geometry::RealSize2D DeviceHelper::getPhysicalSize()
119 : {
120 0 : if( !mpRefDevice )
121 0 : return ::canvas::tools::createInfiniteSize2D(); // we're disposed
122 :
123 : // Map the pixel dimensions of the output window to millimeter
124 0 : const MapMode aOldMapMode( mpRefDevice->GetMapMode() );
125 0 : mpRefDevice->SetMapMode( MapMode(MAP_MM) );
126 0 : const Size aLogSize( mpRefDevice->PixelToLogic(mpRefDevice->GetOutputSizePixel()) );
127 0 : mpRefDevice->SetMapMode( aOldMapMode );
128 :
129 0 : return ::vcl::unotools::size2DFromSize( aLogSize );
130 : }
131 :
132 0 : uno::Reference< rendering::XLinePolyPolygon2D > DeviceHelper::createCompatibleLinePolyPolygon(
133 : const uno::Reference< rendering::XGraphicDevice >& ,
134 : const uno::Sequence< uno::Sequence< geometry::RealPoint2D > >& points )
135 : {
136 : // disposed?
137 0 : if( !mpSurfaceProvider )
138 0 : return uno::Reference< rendering::XLinePolyPolygon2D >(); // we're disposed
139 :
140 : return uno::Reference< rendering::XLinePolyPolygon2D >(
141 : new ::basegfx::unotools::UnoPolyPolygon(
142 0 : ::basegfx::unotools::polyPolygonFromPoint2DSequenceSequence( points ) ) );
143 : }
144 :
145 0 : uno::Reference< rendering::XBezierPolyPolygon2D > DeviceHelper::createCompatibleBezierPolyPolygon(
146 : const uno::Reference< rendering::XGraphicDevice >& ,
147 : const uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > >& points )
148 : {
149 : // disposed?
150 0 : if( !mpSurfaceProvider )
151 0 : return uno::Reference< rendering::XBezierPolyPolygon2D >(); // we're disposed
152 :
153 : return uno::Reference< rendering::XBezierPolyPolygon2D >(
154 : new ::basegfx::unotools::UnoPolyPolygon(
155 0 : ::basegfx::unotools::polyPolygonFromBezier2DSequenceSequence( points ) ) );
156 : }
157 :
158 0 : uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleBitmap(
159 : const uno::Reference< rendering::XGraphicDevice >& rDevice,
160 : const geometry::IntegerSize2D& size )
161 : {
162 : // disposed?
163 0 : if( !mpSurfaceProvider )
164 0 : return uno::Reference< rendering::XBitmap >(); // we're disposed
165 :
166 : return uno::Reference< rendering::XBitmap >(
167 : new CanvasBitmap(
168 : ::basegfx::unotools::b2ISizeFromIntegerSize2D( size ),
169 : SurfaceProviderRef(mpSurfaceProvider),
170 : rDevice.get(),
171 0 : false ));
172 : }
173 :
174 0 : uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileBitmap(
175 : const uno::Reference< rendering::XGraphicDevice >& ,
176 : const geometry::IntegerSize2D& /*size*/ )
177 : {
178 0 : return uno::Reference< rendering::XVolatileBitmap >();
179 : }
180 :
181 0 : uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleAlphaBitmap(
182 : const uno::Reference< rendering::XGraphicDevice >& rDevice,
183 : const geometry::IntegerSize2D& size )
184 : {
185 : // disposed?
186 0 : if( !mpSurfaceProvider )
187 0 : return uno::Reference< rendering::XBitmap >(); // we're disposed
188 :
189 : return uno::Reference< rendering::XBitmap >(
190 : new CanvasBitmap(
191 : ::basegfx::unotools::b2ISizeFromIntegerSize2D( size ),
192 : SurfaceProviderRef(mpSurfaceProvider),
193 : rDevice.get(),
194 0 : true ));
195 : }
196 :
197 0 : uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileAlphaBitmap(
198 : const uno::Reference< rendering::XGraphicDevice >& ,
199 : const geometry::IntegerSize2D& /*size*/ )
200 : {
201 0 : return uno::Reference< rendering::XVolatileBitmap >();
202 : }
203 :
204 0 : sal_Bool DeviceHelper::hasFullScreenMode()
205 : {
206 : // TODO(F3): offer fullscreen mode the XCanvas way
207 0 : return false;
208 : }
209 :
210 0 : sal_Bool DeviceHelper::enterFullScreenMode( sal_Bool /*bEnter*/ )
211 : {
212 : // TODO(F3): offer fullscreen mode the XCanvas way
213 0 : return false;
214 : }
215 :
216 0 : uno::Any DeviceHelper::isAccelerated() const
217 : {
218 0 : return ::com::sun::star::uno::makeAny(false);
219 : }
220 :
221 0 : uno::Any DeviceHelper::getDeviceHandle() const
222 : {
223 0 : return uno::makeAny( reinterpret_cast< sal_Int64 >(mpRefDevice) );
224 : }
225 :
226 0 : uno::Any DeviceHelper::getSurfaceHandle() const
227 : {
228 0 : return uno::Any();
229 : }
230 :
231 : namespace
232 : {
233 : struct DeviceColorSpace: public rtl::StaticWithInit<uno::Reference<rendering::XColorSpace>,
234 : DeviceColorSpace>
235 : {
236 0 : uno::Reference<rendering::XColorSpace> operator()()
237 : {
238 0 : return vcl::unotools::createStandardColorSpace();
239 : }
240 : };
241 : }
242 :
243 0 : uno::Reference<rendering::XColorSpace> DeviceHelper::getColorSpace() const
244 : {
245 : // always the same
246 0 : return DeviceColorSpace::get();
247 : }
248 :
249 0 : void DeviceHelper::dumpScreenContent() const
250 : {
251 : static sal_Int32 nFilePostfixCount(0);
252 :
253 0 : if( mpRefDevice )
254 : {
255 0 : OUString aFilename("dbg_frontbuffer");
256 0 : aFilename += OUString::valueOf(nFilePostfixCount);
257 0 : aFilename += OUString(".bmp");
258 :
259 0 : SvFileStream aStream( aFilename, STREAM_STD_READWRITE );
260 :
261 0 : const ::Point aEmptyPoint;
262 0 : bool bOldMap( mpRefDevice->IsMapModeEnabled() );
263 0 : mpRefDevice->EnableMapMode( sal_False );
264 : aStream << mpRefDevice->GetBitmap(aEmptyPoint,
265 0 : mpRefDevice->GetOutputSizePixel());
266 0 : mpRefDevice->EnableMapMode( bOldMap );
267 :
268 0 : ++nFilePostfixCount;
269 : }
270 0 : }
271 :
272 0 : SurfaceSharedPtr DeviceHelper::getSurface()
273 : {
274 0 : return mpSurface;
275 : }
276 :
277 0 : SurfaceSharedPtr DeviceHelper::createSurface( const ::basegfx::B2ISize& rSize, Content aContent )
278 : {
279 0 : if( mpSurface )
280 0 : return mpSurface->getSimilar( aContent, rSize.getX(), rSize.getY() );
281 :
282 0 : return SurfaceSharedPtr();
283 : }
284 :
285 0 : SurfaceSharedPtr DeviceHelper::createSurface( BitmapSystemData& rData, const Size& rSize )
286 : {
287 0 : if( mpRefDevice )
288 0 : return createBitmapSurface( *mpRefDevice, rData, rSize );
289 :
290 0 : return SurfaceSharedPtr();
291 : }
292 0 : }
293 :
294 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
