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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_VCL_INC_UNX_SALGDI_H
#define INCLUDED_VCL_INC_UNX_SALGDI_H
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/Xrender.h>
#include <tools/fract.hxx>
#include <vcl/salgtype.hxx>
#include <vcl/vclenum.hxx>
#include <vcl/metric.hxx>
#include <salgdi.hxx>
#include <salgeom.hxx>
#include <sallayout.hxx>
#include <vclpluginapi.h>
#include <ControlCacheKey.hxx>
#include <deque>
#include <memory>
/* From <X11/Intrinsic.h> */
typedef unsigned long Pixel;
class FontAttributes;
class FontSelectPattern;
class SalBitmap;
class SalColormap;
class SalDisplay;
class SalFrame;
class X11Pixmap;
class X11SalVirtualDevice;
class X11SalGraphicsImpl;
class X11OpenGLSalGraphicsImpl;
class X11OpenGLSalVirtualDevice;
class FreetypeFont;
class ImplLayoutArgs;
class PhysicalFontCollection;
class PhysicalFontFace;
class SalGraphicsImpl;
class TextRenderImpl;
namespace basegfx {
class B2DTrapezoid;
}
class VCLPLUG_GEN_PUBLIC X11SalGraphics : public SalGraphics
{
friend class X11SalGraphicsImpl;
friend class X11OpenGLSalGraphicsImpl;
friend class X11CairoTextRender;
public:
X11SalGraphics();
virtual ~X11SalGraphics() override;
void Init( SalFrame *pFrame, Drawable aDrawable, SalX11Screen nXScreen );
void Init( X11SalVirtualDevice *pVirtualDevice, SalColormap* pColormap = nullptr, bool bDeleteColormap = false );
void Init( X11OpenGLSalVirtualDevice *pVirtualDevice );
void DeInit();
virtual SalGraphicsImpl* GetImpl() const override;
inline const SalDisplay* GetDisplay() const;
inline Display* GetXDisplay() const;
inline const SalVisual& GetVisual() const;
SalGeometryProvider* GetGeometryProvider() const;
Drawable GetDrawable() const { return hDrawable_; }
void SetDrawable( Drawable d, SalX11Screen nXScreen );
XRenderPictFormat* GetXRenderFormat() const;
void SetXRenderFormat( XRenderPictFormat* pXRenderFormat ) { m_pXRenderFormat = pXRenderFormat; }
const SalColormap& GetColormap() const { return *m_pColormap; }
using SalGraphics::GetPixel;
inline Pixel GetPixel( Color nColor ) const;
const SalX11Screen& GetScreenNumber() const { return m_nXScreen; }
// override all pure virtual methods
virtual void GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) override;
virtual sal_uInt16 GetBitCount() const override;
virtual long GetGraphicsWidth() const override;
virtual void ResetClipRegion() override;
virtual bool setClipRegion( const vcl::Region& ) override;
virtual void SetLineColor() override;
virtual void SetLineColor( Color nColor ) override;
virtual void SetFillColor() override;
virtual void SetFillColor( Color nColor ) override;
virtual void SetXORMode( bool bSet ) override;
virtual void SetROPLineColor( SalROPColor nROPColor ) override;
virtual void SetROPFillColor( SalROPColor nROPColor ) override;
virtual void SetTextColor( Color nColor ) override;
virtual void SetFont(LogicalFontInstance*, int nFallbackLevel) override;
virtual void GetFontMetric( ImplFontMetricDataRef&, int nFallbackLevel ) override;
virtual const FontCharMapRef GetFontCharMap() const override;
virtual bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const override;
virtual void GetDevFontList( PhysicalFontCollection* ) override;
virtual void ClearDevFontCache() override;
virtual bool AddTempDevFont( PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) override;
virtual bool CreateFontSubset(
const OUString& rToFile,
const PhysicalFontFace*,
const sal_GlyphId* pGlyphIDs,
const sal_uInt8* pEncoding,
sal_Int32* pWidths,
int nGlyphs,
FontSubsetInfo& rInfo ) override;
virtual const void* GetEmbedFontData(const PhysicalFontFace*, long* pDataLen) override;
virtual void FreeEmbedFontData( const void* pData, long nDataLen ) override;
virtual void GetGlyphWidths(
const PhysicalFontFace*,
bool bVertical,
std::vector< sal_Int32 >& rWidths,
Ucs2UIntMap& rUnicodeEnc ) override;
virtual bool GetGlyphBoundRect(const GlyphItem&, tools::Rectangle&) override;
virtual bool GetGlyphOutline(const GlyphItem&, basegfx::B2DPolyPolygon&) override;
virtual std::unique_ptr<SalLayout>
GetTextLayout( ImplLayoutArgs&, int nFallbackLevel ) override;
virtual void DrawTextLayout( const GenericSalLayout& ) override;
virtual bool supportsOperation( OutDevSupportType ) const override;
virtual void drawPixel( long nX, long nY ) override;
virtual void drawPixel( long nX, long nY, Color nColor ) override;
virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) override;
virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) override;
virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) override;
virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) override;
virtual void drawPolyPolygon(
sal_uInt32 nPoly,
const sal_uInt32* pPoints,
PCONSTSALPOINT* pPtAry ) override;
virtual bool drawPolyPolygon(
const basegfx::B2DHomMatrix& rObjectToDevice,
const basegfx::B2DPolyPolygon&,
double fTransparency) override;
virtual bool drawPolyLine(
const basegfx::B2DHomMatrix& rObjectToDevice,
const basegfx::B2DPolygon&,
double fTransparency,
const basegfx::B2DVector& rLineWidth,
basegfx::B2DLineJoin,
css::drawing::LineCap,
double fMiterMinimumAngle,
bool bPixelSnapHairline) override;
virtual bool drawGradient( const tools::PolyPolygon&, const Gradient& ) override;
#if 1 // TODO: remove these obsolete methods
virtual bool drawPolyLineBezier(
sal_uInt32 nPoints,
const SalPoint* pPtAry,
const PolyFlags* pFlgAry ) override;
virtual bool drawPolygonBezier(
sal_uInt32 nPoints,
const SalPoint* pPtAry,
const PolyFlags* pFlgAry ) override;
virtual bool drawPolyPolygonBezier(
sal_uInt32 nPoly,
const sal_uInt32* pPoints,
const SalPoint* const* pPtAry,
const PolyFlags* const* pFlgAry ) override;
#endif
virtual void copyArea(
long nDestX,
long nDestY,
long nSrcX,
long nSrcY,
long nSrcWidth,
long nSrcHeight,
bool bWindowInvalidate ) override;
virtual void copyBits(
const SalTwoRect& rPosAry,
SalGraphics* pSrcGraphics ) override;
virtual void drawBitmap(
const SalTwoRect& rPosAry,
const SalBitmap& rSalBitmap ) override;
virtual void drawBitmap(
const SalTwoRect& rPosAry,
const SalBitmap& rSalBitmap,
const SalBitmap& rMaskBitmap ) override;
virtual void drawMask(
const SalTwoRect& rPosAry,
const SalBitmap& rSalBitmap,
Color nMaskColor ) override;
virtual std::shared_ptr<SalBitmap> getBitmap( long nX, long nY, long nWidth, long nHeight ) override;
virtual Color getPixel( long nX, long nY ) override;
virtual void invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags ) override;
virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) override;
virtual bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uIntPtr nSize ) override;
virtual bool blendBitmap(
const SalTwoRect&,
const SalBitmap& rBitmap ) override;
virtual bool blendAlphaBitmap(
const SalTwoRect&,
const SalBitmap& rSrcBitmap,
const SalBitmap& rMaskBitmap,
const SalBitmap& rAlphaBitmap ) override;
virtual bool drawAlphaBitmap(
const SalTwoRect&,
const SalBitmap& rSourceBitmap,
const SalBitmap& rAlphaBitmap ) override;
virtual bool drawTransformedBitmap(
const basegfx::B2DPoint& rNull,
const basegfx::B2DPoint& rX,
const basegfx::B2DPoint& rY,
const SalBitmap& rSourceBitmap,
const SalBitmap* pAlphaBitmap) override;
virtual bool drawAlphaRect(
long nX, long nY, long nWidth,
long nHeight, sal_uInt8 nTransparency ) override;
virtual SystemGraphicsData GetGraphicsData() const override;
#if ENABLE_CAIRO_CANVAS
virtual bool SupportsCairo() const override;
virtual cairo::SurfaceSharedPtr CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const override;
virtual cairo::SurfaceSharedPtr CreateSurface(const OutputDevice& rRefDevice, int x, int y, int width, int height) const override;
virtual cairo::SurfaceSharedPtr CreateBitmapSurface(const OutputDevice& rRefDevice, const BitmapSystemData& rData, const Size& rSize) const override;
virtual css::uno::Any GetNativeSurfaceHandle(cairo::SurfaceSharedPtr& rSurface, const basegfx::B2ISize& rSize) const override;
virtual SystemFontData GetSysFontData( int nFallbackLevel ) const override;
void clipRegion(cairo_t* cr);
#endif // ENABLE_CAIRO_CANVAS
bool TryRenderCachedNativeControl(ControlCacheKey& aControlCacheKey,
int nX, int nY);
bool RenderAndCacheNativeControl(X11Pixmap* pPixmap, X11Pixmap* pMask, int nX, int nY,
ControlCacheKey& aControlCacheKey);
// fill a pixmap from a screen region
void FillPixmapFromScreen( X11Pixmap* pPixmap, int nX, int nY );
// render a pixmap to the screen
bool RenderPixmapToScreen( X11Pixmap* pPixmap, X11Pixmap* pMask, int nX, int nY );
/* use to handle GraphicsExpose/NoExpose after XCopyArea & friends
* if pFrame is not NULL, corresponding Paint events are generated
* and dispatched to pFrame
*
* it is imperative to eat up graphics exposes even in case you don't need
* them because the next one using XCopyArea can depend on them
*/
void YieldGraphicsExpose();
cairo_t* getCairoContext();
static void releaseCairoContext(cairo_t* cr);
// do XCopyArea or XGet/PutImage depending on screen numbers
// signature is like XCopyArea with screen numbers added
static void CopyScreenArea(
Display* pDisplay,
Drawable aSrc, SalX11Screen nXScreenSrc, int nSrcDepth,
Drawable aDest, SalX11Screen nXScreenDest, int nDestDepth,
GC aDestGC,
int src_x, int src_y,
unsigned int w, unsigned int h,
int dest_x, int dest_y );
static void releaseGlyphPeer();
protected:
using SalGraphics::SetClipRegion;
void SetClipRegion( GC pGC, Region pXReg = nullptr ) const;
bool GetDitherPixmap ( Color nColor );
using SalGraphics::DrawBitmap;
GC GetFontGC();
void freeResources();
protected:
SalFrame* m_pFrame; // the SalFrame which created this Graphics or NULL
SalVirtualDevice* m_pVDev; // the SalVirtualDevice which created this Graphics or NULL
const SalColormap* m_pColormap;
std::unique_ptr<SalColormap> m_pDeleteColormap;
Drawable hDrawable_; // use
SalX11Screen m_nXScreen;
mutable XRenderPictFormat* m_pXRenderFormat;
XID m_aXRenderPicture;
Region mpClipRegion;
#if ENABLE_CAIRO_CANVAS
vcl::Region maClipRegion;
Color mnPenColor;
Color mnFillColor;
#endif // ENABLE_CAIRO_CANVAS
GC pFontGC_; // Font attributes
Pixel nTextPixel_;
Pixmap hBrush_; // Dither
bool bWindow_ : 1; // is Window
bool bVirDev_ : 1; // is VirDev
bool bFontGC_ : 1; // is Font GC valid
bool const m_bOpenGL : 1;
private:
std::unique_ptr<SalGraphicsImpl> mxImpl;
std::unique_ptr<TextRenderImpl> mxTextRenderImpl;
};
inline const SalDisplay *X11SalGraphics::GetDisplay() const
{ return GetColormap().GetDisplay(); }
inline const SalVisual& X11SalGraphics::GetVisual() const
{ return GetColormap().GetVisual(); }
inline Display *X11SalGraphics::GetXDisplay() const
{ return GetColormap().GetXDisplay(); }
inline Pixel X11SalGraphics::GetPixel( Color nColor ) const
{ return GetColormap().GetPixel( nColor ); }
#endif // INCLUDED_VCL_INC_UNX_SALGDI_H
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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