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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 :
24 : #include <rtl/logfile.hxx>
25 : #include <rtl/math.hxx>
26 :
27 : #include <com/sun/star/util/Endianness.hpp>
28 : #include <com/sun/star/rendering/TexturingMode.hpp>
29 : #include <com/sun/star/rendering/CompositeOperation.hpp>
30 : #include <com/sun/star/rendering/RepaintResult.hpp>
31 : #include <com/sun/star/rendering/PathCapType.hpp>
32 : #include <com/sun/star/rendering/PathJoinType.hpp>
33 :
34 : #include <basegfx/matrix/b2dhommatrix.hxx>
35 : #include <basegfx/point/b2dpoint.hxx>
36 : #include <basegfx/tools/canvastools.hxx>
37 :
38 : #include <comphelper/sequence.hxx>
39 : #include <canvas/canvastools.hxx>
40 :
41 : #include "null_spritecanvas.hxx"
42 : #include "null_canvasfont.hxx"
43 : #include "null_textlayout.hxx"
44 : #include "null_canvashelper.hxx"
45 :
46 : #include <algorithm>
47 :
48 :
49 : using namespace ::com::sun::star;
50 :
51 : namespace nullcanvas
52 : {
53 0 : CanvasHelper::CanvasHelper() :
54 : mpDevice( NULL ),
55 : maSize(),
56 0 : mbHaveAlpha()
57 : {
58 0 : }
59 :
60 0 : void CanvasHelper::disposing()
61 : {
62 0 : mpDevice = NULL;
63 0 : }
64 :
65 0 : void CanvasHelper::init( const ::basegfx::B2ISize& rSize,
66 : SpriteCanvas& rDevice,
67 : bool bHasAlpha )
68 : {
69 0 : mpDevice = &rDevice;
70 0 : maSize = rSize;
71 0 : mbHaveAlpha = bHasAlpha;
72 0 : }
73 :
74 0 : void CanvasHelper::clear()
75 : {
76 0 : }
77 :
78 0 : void CanvasHelper::drawPoint( const rendering::XCanvas* /*pCanvas*/,
79 : const geometry::RealPoint2D& /*aPoint*/,
80 : const rendering::ViewState& /*viewState*/,
81 : const rendering::RenderState& /*renderState*/ )
82 : {
83 0 : }
84 :
85 0 : void CanvasHelper::drawLine( const rendering::XCanvas* /*pCanvas*/,
86 : const geometry::RealPoint2D& /*aPoint1*/,
87 : const geometry::RealPoint2D& /*aPoint2*/,
88 : const rendering::ViewState& /*viewState*/,
89 : const rendering::RenderState& /*renderState*/ )
90 : {
91 0 : }
92 :
93 0 : void CanvasHelper::drawBezier( const rendering::XCanvas* /*pCanvas*/,
94 : const geometry::RealBezierSegment2D& /*aBezierSegment*/,
95 : const geometry::RealPoint2D& /*aEndPoint*/,
96 : const rendering::ViewState& /*viewState*/,
97 : const rendering::RenderState& /*renderState*/ )
98 : {
99 0 : }
100 :
101 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::drawPolyPolygon( const rendering::XCanvas* /*pCanvas*/,
102 : const uno::Reference< rendering::XPolyPolygon2D >& /*xPolyPolygon*/,
103 : const rendering::ViewState& /*viewState*/,
104 : const rendering::RenderState& /*renderState*/ )
105 : {
106 : // TODO(P1): Provide caching here.
107 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
108 : }
109 :
110 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::strokePolyPolygon( const rendering::XCanvas* /*pCanvas*/,
111 : const uno::Reference< rendering::XPolyPolygon2D >& /*xPolyPolygon*/,
112 : const rendering::ViewState& /*viewState*/,
113 : const rendering::RenderState& /*renderState*/,
114 : const rendering::StrokeAttributes& /*strokeAttributes*/ )
115 : {
116 : // TODO(P1): Provide caching here.
117 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
118 : }
119 :
120 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::strokeTexturedPolyPolygon( const rendering::XCanvas* /*pCanvas*/,
121 : const uno::Reference< rendering::XPolyPolygon2D >& /*xPolyPolygon*/,
122 : const rendering::ViewState& /*viewState*/,
123 : const rendering::RenderState& /*renderState*/,
124 : const uno::Sequence< rendering::Texture >& /*textures*/,
125 : const rendering::StrokeAttributes& /*strokeAttributes*/ )
126 : {
127 : // TODO
128 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
129 : }
130 :
131 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::strokeTextureMappedPolyPolygon( const rendering::XCanvas* /*pCanvas*/,
132 : const uno::Reference< rendering::XPolyPolygon2D >& /*xPolyPolygon*/,
133 : const rendering::ViewState& /*viewState*/,
134 : const rendering::RenderState& /*renderState*/,
135 : const uno::Sequence< rendering::Texture >& /*textures*/,
136 : const uno::Reference< geometry::XMapping2D >& /*xMapping*/,
137 : const rendering::StrokeAttributes& /*strokeAttributes*/ )
138 : {
139 : // TODO
140 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
141 : }
142 :
143 0 : uno::Reference< rendering::XPolyPolygon2D > CanvasHelper::queryStrokeShapes( const rendering::XCanvas* /*pCanvas*/,
144 : const uno::Reference< rendering::XPolyPolygon2D >& /*xPolyPolygon*/,
145 : const rendering::ViewState& /*viewState*/,
146 : const rendering::RenderState& /*renderState*/,
147 : const rendering::StrokeAttributes& /*strokeAttributes*/ )
148 : {
149 : // TODO
150 0 : return uno::Reference< rendering::XPolyPolygon2D >(NULL);
151 : }
152 :
153 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::fillPolyPolygon( const rendering::XCanvas* /*pCanvas*/,
154 : const uno::Reference< rendering::XPolyPolygon2D >& /*xPolyPolygon*/,
155 : const rendering::ViewState& /*viewState*/,
156 : const rendering::RenderState& /*renderState*/ )
157 : {
158 : // TODO(P1): Provide caching here.
159 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
160 : }
161 :
162 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::fillTexturedPolyPolygon( const rendering::XCanvas* /*pCanvas*/,
163 : const uno::Reference< rendering::XPolyPolygon2D >& /*xPolyPolygon*/,
164 : const rendering::ViewState& /*viewState*/,
165 : const rendering::RenderState& /*renderState*/,
166 : const uno::Sequence< rendering::Texture >& /*textures*/ )
167 : {
168 : // TODO(P1): Provide caching here.
169 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
170 : }
171 :
172 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::fillTextureMappedPolyPolygon( const rendering::XCanvas* /*pCanvas*/,
173 : const uno::Reference< rendering::XPolyPolygon2D >& /*xPolyPolygon*/,
174 : const rendering::ViewState& /*viewState*/,
175 : const rendering::RenderState& /*renderState*/,
176 : const uno::Sequence< rendering::Texture >& /*textures*/,
177 : const uno::Reference< geometry::XMapping2D >& /*xMapping*/ )
178 : {
179 : // TODO
180 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
181 : }
182 :
183 0 : uno::Reference< rendering::XCanvasFont > CanvasHelper::createFont( const rendering::XCanvas* /*pCanvas*/,
184 : const rendering::FontRequest& fontRequest,
185 : const uno::Sequence< beans::PropertyValue >& extraFontProperties,
186 : const geometry::Matrix2D& fontMatrix )
187 : {
188 : return uno::Reference< rendering::XCanvasFont >(
189 0 : new CanvasFont(fontRequest, extraFontProperties, fontMatrix ) );
190 : }
191 :
192 0 : uno::Sequence< rendering::FontInfo > CanvasHelper::queryAvailableFonts( const rendering::XCanvas* /*pCanvas*/,
193 : const rendering::FontInfo& /*aFilter*/,
194 : const uno::Sequence< beans::PropertyValue >& /*aFontProperties*/ )
195 : {
196 : // TODO
197 0 : return uno::Sequence< rendering::FontInfo >();
198 : }
199 :
200 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::drawText( const rendering::XCanvas* /*pCanvas*/,
201 : const rendering::StringContext& /*text*/,
202 : const uno::Reference< rendering::XCanvasFont >& /*xFont*/,
203 : const rendering::ViewState& /*viewState*/,
204 : const rendering::RenderState& /*renderState*/,
205 : sal_Int8 /*textDirection*/ )
206 : {
207 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
208 : }
209 :
210 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::drawTextLayout( const rendering::XCanvas* /*pCanvas*/,
211 : const uno::Reference< rendering::XTextLayout >& xLayoutetText,
212 : const rendering::ViewState& viewState,
213 : const rendering::RenderState& renderState )
214 : {
215 0 : ENSURE_OR_THROW( xLayoutetText.is(),
216 : "CanvasHelper::drawTextLayout: layout is NULL");
217 :
218 : TextLayout* pTextLayout =
219 0 : dynamic_cast< TextLayout* >( xLayoutetText.get() );
220 :
221 0 : ENSURE_OR_THROW( pTextLayout,
222 : "CanvasHelper::drawTextLayout(): TextLayout not compatible with this canvas" );
223 :
224 : pTextLayout->draw( viewState,
225 : renderState,
226 0 : mpDevice );
227 :
228 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
229 : }
230 :
231 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::drawBitmap( const rendering::XCanvas* /*pCanvas*/,
232 : const uno::Reference< rendering::XBitmap >& /*xBitmap*/,
233 : const rendering::ViewState& /*viewState*/,
234 : const rendering::RenderState& /*renderState*/ )
235 : {
236 : // TODO(P1): Provide caching here.
237 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
238 : }
239 :
240 0 : uno::Reference< rendering::XCachedPrimitive > CanvasHelper::drawBitmapModulated( const rendering::XCanvas* /*pCanvas*/,
241 : const uno::Reference< rendering::XBitmap >& /*xBitmap*/,
242 : const rendering::ViewState& /*viewState*/,
243 : const rendering::RenderState& /*renderState*/ )
244 : {
245 : // TODO(P1): Provide caching here.
246 0 : return uno::Reference< rendering::XCachedPrimitive >(NULL);
247 : }
248 :
249 0 : uno::Reference< rendering::XGraphicDevice > CanvasHelper::getDevice()
250 : {
251 0 : return uno::Reference< rendering::XGraphicDevice >(mpDevice);
252 : }
253 :
254 0 : void CanvasHelper::copyRect( const rendering::XCanvas* /*pCanvas*/,
255 : const uno::Reference< rendering::XBitmapCanvas >& /*sourceCanvas*/,
256 : const geometry::RealRectangle2D& /*sourceRect*/,
257 : const rendering::ViewState& /*sourceViewState*/,
258 : const rendering::RenderState& /*sourceRenderState*/,
259 : const geometry::RealRectangle2D& /*destRect*/,
260 : const rendering::ViewState& /*destViewState*/,
261 : const rendering::RenderState& /*destRenderState*/ )
262 : {
263 : // TODO(F2): copyRect NYI
264 0 : }
265 :
266 0 : geometry::IntegerSize2D CanvasHelper::getSize()
267 : {
268 0 : if( !mpDevice )
269 0 : geometry::IntegerSize2D(1, 1); // we're disposed
270 :
271 0 : return ::basegfx::unotools::integerSize2DFromB2ISize( maSize );
272 : }
273 :
274 0 : uno::Reference< rendering::XBitmap > CanvasHelper::getScaledBitmap( const geometry::RealSize2D& /*newSize*/,
275 : sal_Bool /*beFast*/ )
276 : {
277 : // TODO(F1):
278 0 : return uno::Reference< rendering::XBitmap >();
279 : }
280 :
281 0 : uno::Sequence< sal_Int8 > CanvasHelper::getData( rendering::IntegerBitmapLayout& /*bitmapLayout*/,
282 : const geometry::IntegerRectangle2D& /*rect*/ )
283 : {
284 : // TODO
285 0 : return uno::Sequence< sal_Int8 >();
286 : }
287 :
288 0 : void CanvasHelper::setData( const uno::Sequence< sal_Int8 >& /*data*/,
289 : const rendering::IntegerBitmapLayout& /*bitmapLayout*/,
290 : const geometry::IntegerRectangle2D& /*rect*/ )
291 : {
292 0 : }
293 :
294 0 : void CanvasHelper::setPixel( const uno::Sequence< sal_Int8 >& /*color*/,
295 : const rendering::IntegerBitmapLayout& /*bitmapLayout*/,
296 : const geometry::IntegerPoint2D& /*pos*/ )
297 : {
298 0 : }
299 :
300 0 : uno::Sequence< sal_Int8 > CanvasHelper::getPixel( rendering::IntegerBitmapLayout& /*bitmapLayout*/,
301 : const geometry::IntegerPoint2D& /*pos*/ )
302 : {
303 0 : return uno::Sequence< sal_Int8 >();
304 : }
305 :
306 0 : rendering::IntegerBitmapLayout CanvasHelper::getMemoryLayout()
307 : {
308 0 : return ::canvas::tools::getStdMemoryLayout(getSize());
309 : }
310 :
311 0 : bool CanvasHelper::hasAlpha() const
312 : {
313 0 : return mbHaveAlpha;
314 : }
315 :
316 0 : }
317 :
318 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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