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 : #include <vcl/outdev.hxx>
21 : #include <vcl/virdev.hxx>
22 :
23 : #include <salgdi.hxx>
24 :
25 2 : void OutputDevice::DrawEllipse( const Rectangle& rRect )
26 : {
27 2 : if ( mpMetaFile )
28 2 : mpMetaFile->AddAction( new MetaEllipseAction( rRect ) );
29 :
30 2 : if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || ImplIsRecordLayout() )
31 0 : return;
32 :
33 2 : Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
34 2 : if ( aRect.IsEmpty() )
35 0 : return;
36 :
37 : // we need a graphics
38 2 : if ( !mpGraphics )
39 : {
40 0 : if ( !AcquireGraphics() )
41 0 : return;
42 : }
43 :
44 2 : if ( mbInitClipRegion )
45 0 : InitClipRegion();
46 2 : if ( mbOutputClipped )
47 0 : return;
48 :
49 2 : if ( mbInitLineColor )
50 2 : InitLineColor();
51 :
52 2 : Polygon aRectPoly( aRect.Center(), aRect.GetWidth() >> 1, aRect.GetHeight() >> 1 );
53 2 : if ( aRectPoly.GetSize() >= 2 )
54 : {
55 2 : const SalPoint* pPtAry = (const SalPoint*)aRectPoly.GetConstPointAry();
56 2 : if ( !mbFillColor )
57 0 : mpGraphics->DrawPolyLine( aRectPoly.GetSize(), pPtAry, this );
58 : else
59 : {
60 2 : if ( mbInitFillColor )
61 2 : InitFillColor();
62 2 : mpGraphics->DrawPolygon( aRectPoly.GetSize(), pPtAry, this );
63 : }
64 : }
65 :
66 2 : if( mpAlphaVDev )
67 0 : mpAlphaVDev->DrawEllipse( rRect );
68 : }
69 :
70 0 : void OutputDevice::DrawArc( const Rectangle& rRect,
71 : const Point& rStartPt, const Point& rEndPt )
72 : {
73 0 : if ( mpMetaFile )
74 0 : mpMetaFile->AddAction( new MetaArcAction( rRect, rStartPt, rEndPt ) );
75 :
76 0 : if ( !IsDeviceOutputNecessary() || !mbLineColor || ImplIsRecordLayout() )
77 0 : return;
78 :
79 0 : Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
80 0 : if ( aRect.IsEmpty() )
81 0 : return;
82 :
83 : // we need a graphics
84 0 : if ( !mpGraphics )
85 : {
86 0 : if ( !AcquireGraphics() )
87 0 : return;
88 : }
89 :
90 0 : if ( mbInitClipRegion )
91 0 : InitClipRegion();
92 0 : if ( mbOutputClipped )
93 0 : return;
94 :
95 0 : if ( mbInitLineColor )
96 0 : InitLineColor();
97 :
98 0 : const Point aStart( ImplLogicToDevicePixel( rStartPt ) );
99 0 : const Point aEnd( ImplLogicToDevicePixel( rEndPt ) );
100 0 : Polygon aArcPoly( aRect, aStart, aEnd, POLY_ARC );
101 :
102 0 : if ( aArcPoly.GetSize() >= 2 )
103 : {
104 0 : const SalPoint* pPtAry = (const SalPoint*)aArcPoly.GetConstPointAry();
105 0 : mpGraphics->DrawPolyLine( aArcPoly.GetSize(), pPtAry, this );
106 : }
107 :
108 0 : if( mpAlphaVDev )
109 0 : mpAlphaVDev->DrawArc( rRect, rStartPt, rEndPt );
110 : }
111 :
112 0 : void OutputDevice::DrawPie( const Rectangle& rRect,
113 : const Point& rStartPt, const Point& rEndPt )
114 : {
115 0 : if ( mpMetaFile )
116 0 : mpMetaFile->AddAction( new MetaPieAction( rRect, rStartPt, rEndPt ) );
117 :
118 0 : if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || ImplIsRecordLayout() )
119 0 : return;
120 :
121 0 : Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
122 0 : if ( aRect.IsEmpty() )
123 0 : return;
124 :
125 : // we need a graphics
126 0 : if ( !mpGraphics )
127 : {
128 0 : if ( !AcquireGraphics() )
129 0 : return;
130 : }
131 :
132 0 : if ( mbInitClipRegion )
133 0 : InitClipRegion();
134 0 : if ( mbOutputClipped )
135 0 : return;
136 :
137 0 : if ( mbInitLineColor )
138 0 : InitLineColor();
139 :
140 0 : const Point aStart( ImplLogicToDevicePixel( rStartPt ) );
141 0 : const Point aEnd( ImplLogicToDevicePixel( rEndPt ) );
142 0 : Polygon aPiePoly( aRect, aStart, aEnd, POLY_PIE );
143 :
144 0 : if ( aPiePoly.GetSize() >= 2 )
145 : {
146 0 : const SalPoint* pPtAry = (const SalPoint*)aPiePoly.GetConstPointAry();
147 0 : if ( !mbFillColor )
148 0 : mpGraphics->DrawPolyLine( aPiePoly.GetSize(), pPtAry, this );
149 : else
150 : {
151 0 : if ( mbInitFillColor )
152 0 : InitFillColor();
153 0 : mpGraphics->DrawPolygon( aPiePoly.GetSize(), pPtAry, this );
154 : }
155 : }
156 :
157 0 : if( mpAlphaVDev )
158 0 : mpAlphaVDev->DrawPie( rRect, rStartPt, rEndPt );
159 : }
160 :
161 0 : void OutputDevice::DrawChord( const Rectangle& rRect,
162 : const Point& rStartPt, const Point& rEndPt )
163 : {
164 0 : if ( mpMetaFile )
165 0 : mpMetaFile->AddAction( new MetaChordAction( rRect, rStartPt, rEndPt ) );
166 :
167 0 : if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || ImplIsRecordLayout() )
168 0 : return;
169 :
170 0 : Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
171 0 : if ( aRect.IsEmpty() )
172 0 : return;
173 :
174 : // we need a graphics
175 0 : if ( !mpGraphics )
176 : {
177 0 : if ( !AcquireGraphics() )
178 0 : return;
179 : }
180 :
181 0 : if ( mbInitClipRegion )
182 0 : InitClipRegion();
183 0 : if ( mbOutputClipped )
184 0 : return;
185 :
186 0 : if ( mbInitLineColor )
187 0 : InitLineColor();
188 :
189 0 : const Point aStart( ImplLogicToDevicePixel( rStartPt ) );
190 0 : const Point aEnd( ImplLogicToDevicePixel( rEndPt ) );
191 0 : Polygon aChordPoly( aRect, aStart, aEnd, POLY_CHORD );
192 :
193 0 : if ( aChordPoly.GetSize() >= 2 )
194 : {
195 0 : const SalPoint* pPtAry = (const SalPoint*)aChordPoly.GetConstPointAry();
196 0 : if ( !mbFillColor )
197 0 : mpGraphics->DrawPolyLine( aChordPoly.GetSize(), pPtAry, this );
198 : else
199 : {
200 0 : if ( mbInitFillColor )
201 0 : InitFillColor();
202 0 : mpGraphics->DrawPolygon( aChordPoly.GetSize(), pPtAry, this );
203 : }
204 : }
205 :
206 0 : if( mpAlphaVDev )
207 0 : mpAlphaVDev->DrawChord( rRect, rStartPt, rEndPt );
208 1233 : }
209 :
210 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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