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Branch libreoffice-5-0-4
[LibreOffice.git] / vcl / inc / unx / salgdi.h
blob84f1e8ff14eb6892a134d3bbb61f217c8c9d7d5b
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 #ifndef INCLUDED_VCL_INC_UNX_SALGDI_H
21 #define INCLUDED_VCL_INC_UNX_SALGDI_H
22
23 #include <prex.h>
24 #include <postx.h>
25 #include <tools/fract.hxx>
26
27 #include <vcl/salgtype.hxx>
28 #include <vcl/vclenum.hxx>
29 #include <vcl/metric.hxx>
30
31 #include "salgdi.hxx"
32 #include "salgeom.hxx"
33 #include "sallayout.hxx"
34 #include "vclpluginapi.h"
35
36 #include <deque>
37 #include <memory>
38
39 class ImplFontMetricData;
40 class FontSelectPattern;
41 class SalBitmap;
42 class SalColormap;
43 class SalDisplay;
44 class SalFrame;
45 class X11Pixmap;
46 class X11SalVirtualDevice;
47 class X11SalGraphicsImpl;
48 class X11OpenGLSalGraphicsImpl;
49 class X11OpenGLSalVirtualDevice;
50 class PspSalPrinter;
51 class PspSalInfoPrinter;
52 class ServerFont;
53 class ImplLayoutArgs;
54 class ServerFontLayout;
55 class PhysicalFontCollection;
56 class PhysicalFontFace;
57 class SalGraphicsImpl;
58 class TextRenderImpl;
59
60 namespace basegfx {
61 class B2DTrapezoid;
62 }
63
64 class VCLPLUG_GEN_PUBLIC X11SalGraphics : public SalGraphics
65 {
66 friend class ServerFontLayout;
67 friend class X11SalGraphicsImpl;
68 friend class X11OpenGLSalGraphicsImpl;
69 friend class X11CairoTextRender;
70
71 public:
72 X11SalGraphics();
73 virtual ~X11SalGraphics();
74
75 void Init( SalFrame *pFrame, Drawable aDrawable, SalX11Screen nXScreen );
76 void Init( X11SalVirtualDevice *pVirtualDevice, SalColormap* pColormap = NULL, bool bDeleteColormap = false );
77 void Init( X11OpenGLSalVirtualDevice *pVirtualDevice );
78 void Init( class ImplSalPrinterData *pPrinter );
79 void DeInit();
80
81 virtual SalGraphicsImpl* GetImpl() const SAL_OVERRIDE;
82 inline const SalDisplay* GetDisplay() const;
83 inline Display* GetXDisplay() const;
84 inline const SalVisual& GetVisual() const;
85 SalGeometryProvider* GetGeometryProvider() const;
86 inline Drawable GetDrawable() const { return hDrawable_; }
87 void SetDrawable( Drawable d, SalX11Screen nXScreen );
88 XRenderPictFormat* GetXRenderFormat() const;
89 inline void SetXRenderFormat( XRenderPictFormat* pXRenderFormat ) { m_pXRenderFormat = pXRenderFormat; }
90 inline const SalColormap& GetColormap() const { return *m_pColormap; }
91
92 using SalGraphics::GetPixel;
93 inline Pixel GetPixel( SalColor nSalColor ) const;
94
95 SalX11Screen GetScreenNumber() const { return m_nXScreen; }
96
97 // override all pure virtual methods
98 virtual void GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) SAL_OVERRIDE;
99 virtual sal_uInt16 GetBitCount() const SAL_OVERRIDE;
100 virtual long GetGraphicsWidth() const SAL_OVERRIDE;
101
102 virtual void ResetClipRegion() SAL_OVERRIDE;
103 virtual bool setClipRegion( const vcl::Region& ) SAL_OVERRIDE;
104
105 virtual void SetLineColor() SAL_OVERRIDE;
106 virtual void SetLineColor( SalColor nSalColor ) SAL_OVERRIDE;
107 virtual void SetFillColor() SAL_OVERRIDE;
108
109 virtual void SetFillColor( SalColor nSalColor ) SAL_OVERRIDE;
110
111 virtual void SetXORMode( bool bSet, bool ) SAL_OVERRIDE;
112
113 virtual void SetROPLineColor( SalROPColor nROPColor ) SAL_OVERRIDE;
114 virtual void SetROPFillColor( SalROPColor nROPColor ) SAL_OVERRIDE;
115
116 virtual void SetTextColor( SalColor nSalColor ) SAL_OVERRIDE;
117 virtual sal_uInt16 SetFont( FontSelectPattern*, int nFallbackLevel ) SAL_OVERRIDE;
118 virtual void GetFontMetric( ImplFontMetricData*, int nFallbackLevel ) SAL_OVERRIDE;
119 virtual const FontCharMapPtr GetFontCharMap() const SAL_OVERRIDE;
120 virtual bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const SAL_OVERRIDE;
121 virtual void GetDevFontList( PhysicalFontCollection* ) SAL_OVERRIDE;
122 virtual void ClearDevFontCache() SAL_OVERRIDE;
123 virtual bool AddTempDevFont( PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) SAL_OVERRIDE;
124
125 virtual bool CreateFontSubset(
126 const OUString& rToFile,
127 const PhysicalFontFace*,
128 const sal_GlyphId* pGlyphIDs,
129 const sal_uInt8* pEncoding,
130 sal_Int32* pWidths,
131 int nGlyphs,
132 FontSubsetInfo& rInfo ) SAL_OVERRIDE;
133
134 virtual const Ucs2SIntMap* GetFontEncodingVector( const PhysicalFontFace*, const Ucs2OStrMap** ppNonEncoded, std::set<sal_Unicode> const**) SAL_OVERRIDE;
135
136 virtual const void* GetEmbedFontData(
137 const PhysicalFontFace*,
138 const sal_Ucs* pUnicodes,
139 sal_Int32* pWidths,
140 size_t nLen,
141 FontSubsetInfo& rInfo,
142 long* pDataLen ) SAL_OVERRIDE;
143
144 virtual void FreeEmbedFontData( const void* pData, long nDataLen ) SAL_OVERRIDE;
145
146 virtual void GetGlyphWidths(
147 const PhysicalFontFace*,
148 bool bVertical,
149 Int32Vector& rWidths,
150 Ucs2UIntMap& rUnicodeEnc ) SAL_OVERRIDE;
151
152 virtual bool GetGlyphBoundRect( sal_GlyphId nIndex, Rectangle& ) SAL_OVERRIDE;
153 virtual bool GetGlyphOutline( sal_GlyphId nIndex, ::basegfx::B2DPolyPolygon& ) SAL_OVERRIDE;
154 virtual SalLayout* GetTextLayout( ImplLayoutArgs&, int nFallbackLevel ) SAL_OVERRIDE;
155 virtual void DrawServerFontLayout( const ServerFontLayout& ) SAL_OVERRIDE;
156
157 virtual bool supportsOperation( OutDevSupportType ) const SAL_OVERRIDE;
158 virtual void drawPixel( long nX, long nY ) SAL_OVERRIDE;
159 virtual void drawPixel( long nX, long nY, SalColor nSalColor ) SAL_OVERRIDE;
160 virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) SAL_OVERRIDE;
161 virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) SAL_OVERRIDE;
162 virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) SAL_OVERRIDE;
163 virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) SAL_OVERRIDE;
164
165 virtual void drawPolyPolygon(
166 sal_uInt32 nPoly,
167 const sal_uInt32* pPoints,
168 PCONSTSALPOINT* pPtAry ) SAL_OVERRIDE;
169
170 virtual bool drawPolyPolygon( const ::basegfx::B2DPolyPolygon&, double fTransparency ) SAL_OVERRIDE;
171
172 virtual bool drawPolyLine(
173 const ::basegfx::B2DPolygon&,
174 double fTransparency,
175 const ::basegfx::B2DVector& rLineWidth,
176 basegfx::B2DLineJoin,
177 com::sun::star::drawing::LineCap ) SAL_OVERRIDE;
178
179 virtual bool drawGradient( const tools::PolyPolygon&, const Gradient& ) SAL_OVERRIDE;
180
181 #if 1 // TODO: remove these obselete methods
182 virtual bool drawPolyLineBezier(
183 sal_uInt32 nPoints,
184 const SalPoint* pPtAry,
185 const sal_uInt8* pFlgAry ) SAL_OVERRIDE;
186
187 virtual bool drawPolygonBezier(
188 sal_uInt32 nPoints,
189 const SalPoint* pPtAry,
190 const sal_uInt8* pFlgAry ) SAL_OVERRIDE;
191
192 virtual bool drawPolyPolygonBezier(
193 sal_uInt32 nPoly,
194 const sal_uInt32* pPoints,
195 const SalPoint* const* pPtAry,
196 const sal_uInt8* const* pFlgAry ) SAL_OVERRIDE;
197 #endif
198
199 virtual void copyArea(
200 long nDestX,
201 long nDestY,
202 long nSrcX,
203 long nSrcY,
204 long nSrcWidth,
205 long nSrcHeight,
206 sal_uInt16 nFlags ) SAL_OVERRIDE;
207
208 virtual void copyBits(
209 const SalTwoRect& rPosAry,
210 SalGraphics* pSrcGraphics ) SAL_OVERRIDE;
211
212 virtual void drawBitmap(
213 const SalTwoRect& rPosAry,
214 const SalBitmap& rSalBitmap ) SAL_OVERRIDE;
215
216 virtual void drawBitmap(
217 const SalTwoRect& rPosAry,
218 const SalBitmap& rSalBitmap,
219 SalColor nTransparentColor ) SAL_OVERRIDE;
220
221 virtual void drawBitmap(
222 const SalTwoRect& rPosAry,
223 const SalBitmap& rSalBitmap,
224 const SalBitmap& rMaskBitmap ) SAL_OVERRIDE;
225
226 virtual void drawMask(
227 const SalTwoRect& rPosAry,
228 const SalBitmap& rSalBitmap,
229 SalColor nMaskColor ) SAL_OVERRIDE;
230
231 virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight ) SAL_OVERRIDE;
232 virtual SalColor getPixel( long nX, long nY ) SAL_OVERRIDE;
233 virtual void invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags ) SAL_OVERRIDE;
234 virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) SAL_OVERRIDE;
235
236 virtual bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uIntPtr nSize ) SAL_OVERRIDE;
237
238 virtual bool blendBitmap(
239 const SalTwoRect&,
240 const SalBitmap& rBitmap ) SAL_OVERRIDE;
241
242 virtual bool blendAlphaBitmap(
243 const SalTwoRect&,
244 const SalBitmap& rSrcBitmap,
245 const SalBitmap& rMaskBitmap,
246 const SalBitmap& rAlphaBitmap ) SAL_OVERRIDE;
247
248 virtual bool drawAlphaBitmap(
249 const SalTwoRect&,
250 const SalBitmap& rSourceBitmap,
251 const SalBitmap& rAlphaBitmap ) SAL_OVERRIDE;
252
253 virtual bool drawTransformedBitmap(
254 const basegfx::B2DPoint& rNull,
255 const basegfx::B2DPoint& rX,
256 const basegfx::B2DPoint& rY,
257 const SalBitmap& rSourceBitmap,
258 const SalBitmap* pAlphaBitmap) SAL_OVERRIDE;
259
260 virtual bool drawAlphaRect(
261 long nX, long nY, long nWidth,
262 long nHeight, sal_uInt8 nTransparency ) SAL_OVERRIDE;
263
264 virtual SystemGraphicsData GetGraphicsData() const SAL_OVERRIDE;
265 virtual bool SupportsCairo() const SAL_OVERRIDE;
266 virtual cairo::SurfaceSharedPtr CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const SAL_OVERRIDE;
267 virtual cairo::SurfaceSharedPtr CreateSurface(const OutputDevice& rRefDevice, int x, int y, int width, int height) const SAL_OVERRIDE;
268 virtual cairo::SurfaceSharedPtr CreateBitmapSurface(const OutputDevice& rRefDevice, const BitmapSystemData& rData, const Size& rSize) const SAL_OVERRIDE;
269 virtual css::uno::Any GetNativeSurfaceHandle(cairo::SurfaceSharedPtr& rSurface, const basegfx::B2ISize& rSize) const SAL_OVERRIDE;
270 virtual SystemFontData GetSysFontData( int nFallbackLevel ) const SAL_OVERRIDE;
271
272 virtual OpenGLContext *BeginPaint() SAL_OVERRIDE;
273
274 bool TryRenderCachedNativeControl(ControlCacheKey& aControlCacheKey,
275 int nX, int nY);
276
277 bool RenderAndCacheNativeControl(X11Pixmap* pPixmap, X11Pixmap* pMask, int nX, int nY,
278 ControlCacheKey& aControlCacheKey);
279
280 // fill a pixmap from a screen region
281 bool FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY );
282
283 // render a pixmap to the screen
284 bool RenderPixmapToScreen( X11Pixmap* pPixmap, X11Pixmap* pMask, int nX, int nY );
285
286
287 /* use to handle GraphicsExpose/NoExpose after XCopyArea & friends
288 * if pFrame is not NULL, corresponding Paint events are generated
289 * and dispatched to pFrame
290 *
291 * it is imperative to eat up graphics exposes even in case you don't need
292 * them because the next one using XCopyArea can depend on them
293 */
294 void YieldGraphicsExpose();
295
296 // do XCopyArea or XGet/PutImage depending on screen numbers
297 // signature is like XCopyArea with screen numbers added
298 static void CopyScreenArea(
299 Display* pDisplay,
300 Drawable aSrc, SalX11Screen nXScreenSrc, int nSrcDepth,
301 Drawable aDest, SalX11Screen nXScreenDest, int nDestDepth,
302 GC aDestGC,
303 int src_x, int src_y,
304 unsigned int w, unsigned int h,
305 int dest_x, int dest_y );
306
307 static void releaseGlyphPeer();
308
309 protected:
310 using SalGraphics::SetClipRegion;
311 void SetClipRegion( GC pGC, Region pXReg = NULL ) const;
312 bool GetDitherPixmap ( SalColor nSalColor );
313
314 using SalGraphics::DrawBitmap;
315 void DrawBitmap(
316 const SalTwoRect& rPosAry,
317 SalGraphics *pThis,
318 const SalBitmap &rSalBitmap,
319 const SalBitmap &rTransparentBitmap,
320 SalColor nTransparentColor );
321
322 GC GetFontGC();
323 void DrawPrinterString( const SalLayout& );
324 void DrawServerFontString( const ServerFontLayout& );
325
326 void freeResources();
327
328 protected:
329 SalFrame* m_pFrame; // the SalFrame which created this Graphics or NULL
330 SalVirtualDevice* m_pVDev; // the SalVirtualDevice which created this Graphics or NULL
331
332 const SalColormap* m_pColormap;
333 SalColormap* m_pDeleteColormap;
334 Drawable hDrawable_; // use
335 SalX11Screen m_nXScreen;
336 mutable XRenderPictFormat* m_pXRenderFormat;
337 XID m_aXRenderPicture;
338
339 Region pPaintRegion_;
340 Region mpClipRegion;
341
342 GC pFontGC_; // Font attributes
343 Pixel nTextPixel_;
344
345 Pixmap hBrush_; // Dither
346
347 bool bWindow_ : 1; // is Window
348 bool bPrinter_ : 1; // is Printer
349 bool bVirDev_ : 1; // is VirDev
350 bool bFontGC_ : 1; // is Font GC valid
351
352 private:
353 std::unique_ptr<SalGraphicsImpl> mxImpl;
354 std::unique_ptr<TextRenderImpl> mxTextRenderImpl;
355
356 };
357
358 inline const SalDisplay *X11SalGraphics::GetDisplay() const
359 { return GetColormap().GetDisplay(); }
360
361 inline const SalVisual& X11SalGraphics::GetVisual() const
362 { return GetColormap().GetVisual(); }
363
364 inline Display *X11SalGraphics::GetXDisplay() const
365 { return GetColormap().GetXDisplay(); }
366
367 inline Pixel X11SalGraphics::GetPixel( SalColor nSalColor ) const
368 { return GetColormap().GetPixel( nSalColor ); }
369
370 #ifdef DBG_UTIL
371 #define stderr0( s ) fprintf( stderr, s )
372 #else
373 #define stderr0( s ) ;
374 #endif
375
376 #endif // INCLUDED_VCL_INC_UNX_SALGDI_H
377
378 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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