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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 <com/sun/star/graphic/XPrimitive2DRenderer.hpp>
21 : #include <com/sun/star/lang/XServiceInfo.hpp>
22 : #include <cppuhelper/implbase2.hxx>
23 : #include <com/sun/star/xml/sax/XParser.hpp>
24 : #include <com/sun/star/xml/sax/InputSource.hpp>
25 : #include <comphelper/processfactory.hxx>
26 : #include <drawinglayer/geometry/viewinformation2d.hxx>
27 : #include <basegfx/numeric/ftools.hxx>
28 : #include <vcl/bitmapex.hxx>
29 : #include <drawinglayer/tools/converters.hxx>
30 : #include <vcl/canvastools.hxx>
31 : #include <com/sun/star/geometry/RealRectangle2D.hpp>
32 : #include <basegfx/matrix/b2dhommatrixtools.hxx>
33 : #include <drawinglayer/primitive2d/transformprimitive2d.hxx>
34 :
35 : //////////////////////////////////////////////////////////////////////////////
36 :
37 : using namespace ::com::sun::star;
38 :
39 : //////////////////////////////////////////////////////////////////////////////
40 :
41 : namespace drawinglayer
42 : {
43 : namespace unorenderer
44 : {
45 : class XPrimitive2DRenderer : public ::cppu::WeakAggImplHelper2< graphic::XPrimitive2DRenderer, lang::XServiceInfo >
46 : {
47 : private:
48 : XPrimitive2DRenderer(const XPrimitive2DRenderer&);
49 : XPrimitive2DRenderer& operator=(const XPrimitive2DRenderer&);
50 :
51 : protected:
52 : public:
53 : XPrimitive2DRenderer();
54 : virtual ~XPrimitive2DRenderer();
55 :
56 : // XPrimitive2DRenderer
57 : virtual uno::Reference< rendering::XBitmap > SAL_CALL rasterize(
58 : const uno::Sequence< uno::Reference< graphic::XPrimitive2D > >& Primitive2DSequence,
59 : const uno::Sequence< beans::PropertyValue >& aViewInformationSequence,
60 : ::sal_uInt32 DPI_X,
61 : ::sal_uInt32 DPI_Y,
62 : const ::com::sun::star::geometry::RealRectangle2D& Range,
63 : ::sal_uInt32 MaximumQuadraticPixels) throw (uno::RuntimeException);
64 :
65 : // XServiceInfo
66 : virtual OUString SAL_CALL getImplementationName() throw(uno::RuntimeException);
67 : virtual ::sal_Bool SAL_CALL supportsService(const OUString&) throw(uno::RuntimeException);
68 : virtual uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() throw(uno::RuntimeException);
69 : };
70 : } // end of namespace unorenderer
71 : } // end of namespace drawinglayer
72 :
73 : //////////////////////////////////////////////////////////////////////////////
74 : // uno functions
75 :
76 : namespace drawinglayer
77 : {
78 : namespace unorenderer
79 : {
80 4 : uno::Sequence< OUString > XPrimitive2DRenderer_getSupportedServiceNames()
81 : {
82 4 : static OUString aServiceName("com.sun.star.graphic.Primitive2DTools" );
83 4 : static uno::Sequence< OUString > aServiceNames( &aServiceName, 1 );
84 :
85 4 : return( aServiceNames );
86 : }
87 :
88 8 : OUString XPrimitive2DRenderer_getImplementationName()
89 : {
90 8 : return OUString( "drawinglayer::unorenderer::XPrimitive2DRenderer" );
91 : }
92 :
93 292 : uno::Reference< uno::XInterface > SAL_CALL XPrimitive2DRenderer_createInstance(const uno::Reference< lang::XMultiServiceFactory >&)
94 : {
95 292 : return static_cast< ::cppu::OWeakObject* >(new XPrimitive2DRenderer);
96 : }
97 : } // end of namespace unorenderer
98 : } // end of namespace drawinglayer
99 :
100 : //////////////////////////////////////////////////////////////////////////////
101 :
102 : namespace drawinglayer
103 : {
104 : namespace unorenderer
105 : {
106 292 : XPrimitive2DRenderer::XPrimitive2DRenderer()
107 : {
108 292 : }
109 :
110 584 : XPrimitive2DRenderer::~XPrimitive2DRenderer()
111 : {
112 584 : }
113 :
114 292 : uno::Reference< rendering::XBitmap > XPrimitive2DRenderer::rasterize(
115 : const uno::Sequence< uno::Reference< graphic::XPrimitive2D > >& Primitive2DSequence,
116 : const uno::Sequence< beans::PropertyValue >& aViewInformationSequence,
117 : ::sal_uInt32 DPI_X,
118 : ::sal_uInt32 DPI_Y,
119 : const ::com::sun::star::geometry::RealRectangle2D& Range,
120 : ::sal_uInt32 MaximumQuadraticPixels) throw (uno::RuntimeException)
121 : {
122 292 : uno::Reference< rendering::XBitmap > XBitmap;
123 :
124 292 : if(Primitive2DSequence.hasElements())
125 : {
126 292 : const basegfx::B2DRange aRange(Range.X1, Range.Y1, Range.X2, Range.Y2);
127 292 : const double fWidth(aRange.getWidth());
128 292 : const double fHeight(aRange.getHeight());
129 :
130 292 : if(basegfx::fTools::more(fWidth, 0.0) && basegfx::fTools::more(fHeight, 0.0))
131 : {
132 292 : if(0 == DPI_X)
133 : {
134 0 : DPI_X = 75;
135 : }
136 :
137 292 : if(0 == DPI_Y)
138 : {
139 0 : DPI_Y = 75;
140 : }
141 :
142 292 : if(0 == MaximumQuadraticPixels)
143 : {
144 0 : MaximumQuadraticPixels = 500000;
145 : }
146 :
147 292 : const geometry::ViewInformation2D aViewInformation2D(aViewInformationSequence);
148 292 : const double fFactor100th_mmToInch(1.0 / (2.54 * 1000.0));
149 292 : const sal_uInt32 nDiscreteWidth(basegfx::fround((fWidth * fFactor100th_mmToInch) * DPI_X));
150 292 : const sal_uInt32 nDiscreteHeight(basegfx::fround((fHeight * fFactor100th_mmToInch) * DPI_Y));
151 :
152 : basegfx::B2DHomMatrix aEmbedding(
153 : basegfx::tools::createTranslateB2DHomMatrix(
154 292 : -aRange.getMinX(),
155 876 : -aRange.getMinY()));
156 :
157 : aEmbedding.scale(
158 : nDiscreteWidth / fWidth,
159 292 : nDiscreteHeight / fHeight);
160 :
161 : const primitive2d::Primitive2DReference xEmbedRef(
162 : new primitive2d::TransformPrimitive2D(
163 : aEmbedding,
164 584 : Primitive2DSequence));
165 584 : const primitive2d::Primitive2DSequence xEmbedSeq(&xEmbedRef, 1);
166 :
167 : BitmapEx aBitmapEx(
168 : tools::convertToBitmapEx(
169 : xEmbedSeq,
170 : aViewInformation2D,
171 : nDiscreteWidth,
172 : nDiscreteHeight,
173 584 : MaximumQuadraticPixels));
174 :
175 292 : if(!aBitmapEx.IsEmpty())
176 : {
177 292 : const uno::Reference< rendering::XGraphicDevice > xGraphicDevice;
178 :
179 292 : aBitmapEx.SetPrefMapMode(MapMode(MAP_100TH_MM));
180 292 : aBitmapEx.SetPrefSize(Size(basegfx::fround(fWidth), basegfx::fround(fHeight)));
181 292 : XBitmap = vcl::unotools::xBitmapFromBitmapEx(xGraphicDevice, aBitmapEx);
182 292 : }
183 : }
184 : }
185 :
186 292 : return XBitmap;
187 : }
188 :
189 0 : OUString SAL_CALL XPrimitive2DRenderer::getImplementationName() throw(uno::RuntimeException)
190 : {
191 0 : return(XPrimitive2DRenderer_getImplementationName());
192 : }
193 :
194 0 : sal_Bool SAL_CALL XPrimitive2DRenderer::supportsService(const OUString& rServiceName) throw(uno::RuntimeException)
195 : {
196 0 : const uno::Sequence< OUString > aServices(XPrimitive2DRenderer_getSupportedServiceNames());
197 :
198 0 : for(sal_Int32 nService(0); nService < aServices.getLength(); nService++)
199 : {
200 0 : if(rServiceName == aServices[nService])
201 : {
202 0 : return sal_True;
203 : }
204 : }
205 :
206 0 : return sal_False;
207 : }
208 :
209 0 : uno::Sequence< OUString > SAL_CALL XPrimitive2DRenderer::getSupportedServiceNames() throw(uno::RuntimeException)
210 : {
211 0 : return XPrimitive2DRenderer_getSupportedServiceNames();
212 : }
213 :
214 : } // end of namespace unorenderer
215 408 : } // end of namespace drawinglayer
216 :
217 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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