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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 .
*/
#include <cairo-xlib.h>
#include <unx/salgdi.h>
#include <unx/x11/x11gdiimpl.h>
#include "cairo_xlib_cairo.hxx"
#include <headless/CairoCommon.hxx>
class X11CairoSalGraphicsImpl : public SalGraphicsImpl, public X11GraphicsImpl
{
private:
X11SalGraphics& mrParent;
CairoCommon& mrCairoCommon;
public:
X11CairoSalGraphicsImpl(X11SalGraphics& rParent, CairoCommon& rCairoCommon);
OUString getRenderBackendName() const override { return u"gen"_ustr; }
// get the depth of the device
sal_uInt16 GetBitCount() const override { return mrParent.GetVisual().GetDepth(); }
// get the width of the device
tools::Long GetGraphicsWidth() const override;
void ResetClipRegion() override { mrCairoCommon.m_aClipRegion.SetNull(); }
void setClipRegion(const vcl::Region& i_rClip) override
{
mrCairoCommon.m_aClipRegion = i_rClip;
}
void SetLineColor() override { mrCairoCommon.m_oLineColor = std::nullopt; }
void SetLineColor(Color nColor) override { mrCairoCommon.m_oLineColor = nColor; }
void SetFillColor() override { mrCairoCommon.m_oFillColor = std::nullopt; }
void SetFillColor(Color nColor) override { mrCairoCommon.m_oFillColor = nColor; }
void SetXORMode(bool bSet, bool bInvertOnly) override
{
mrCairoCommon.SetXORMode(bSet, bInvertOnly);
}
void SetROPLineColor(SalROPColor nROPColor) override
{
mrCairoCommon.SetROPLineColor(nROPColor);
}
void SetROPFillColor(SalROPColor nROPColor) override
{
mrCairoCommon.SetROPFillColor(nROPColor);
}
void clipRegion(cairo_t* cr) { CairoCommon::clipRegion(cr, mrCairoCommon.m_aClipRegion); }
void drawPixel(tools::Long nX, tools::Long nY) override;
void drawPixel(tools::Long nX, tools::Long nY, Color nColor) override;
Color getPixel(tools::Long nX, tools::Long nY) override;
void drawLine(tools::Long nX1, tools::Long nY1, tools::Long nX2, tools::Long nY2) override;
void drawRect(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight) override;
void drawPolygon(sal_uInt32 nPoints, const Point* pPtAry) override;
void drawPolyPolygon(sal_uInt32 nPoly, const sal_uInt32* pPoints,
const Point** pPtAry) override;
void drawPolyPolygon(const basegfx::B2DHomMatrix& rObjectToDevice,
const basegfx::B2DPolyPolygon& rPolyPolygon,
double fTransparency) override;
void drawPolyLine(sal_uInt32 nPoints, const Point* pPtAry) override;
bool drawPolyLine(const basegfx::B2DHomMatrix& rObjectToDevice,
const basegfx::B2DPolygon& rPolygon, double fTransparency, double fLineWidth,
const std::vector<double>* pStroke, basegfx::B2DLineJoin eLineJoin,
css::drawing::LineCap eLineCap, double fMiterMinimumAngle,
bool bPixelSnapHairline) override;
/** Render solid rectangle with given transparency
@param nTransparency
Transparency value (0-255) to use. 0 blits and opaque, 255 a
fully transparent rectangle
*/
bool drawAlphaRect(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight,
sal_uInt8 nTransparency) override;
bool drawGradient(const tools::PolyPolygon& rPolygon, const Gradient& rGradient) override;
bool implDrawGradient(basegfx::B2DPolyPolygon const& rPolyPolygon,
SalGradient const& rGradient) override;
void invert(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight,
SalInvert nFlags) override;
void invert(sal_uInt32 nPoints, const Point* pPtAry, SalInvert nFlags) override;
// CopyArea --> No RasterOp, but ClipRegion
void copyArea(tools::Long nDestX, tools::Long nDestY, tools::Long nSrcX, tools::Long nSrcY,
tools::Long nSrcWidth, tools::Long nSrcHeight, bool bWindowInvalidate) override;
// CopyBits and DrawBitmap --> RasterOp and ClipRegion
// CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics
void copyBits(const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics) override;
void drawBitmap(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap) override;
void drawBitmap(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap,
const SalBitmap& rMaskBitmap) override;
/** Render bitmap with alpha channel
@param rSourceBitmap
Source bitmap to blit
@param rAlphaBitmap
Alpha channel to use for blitting
@return true, if the operation succeeded, and false
otherwise. In this case, clients should try to emulate alpha
compositing themselves
*/
bool drawAlphaBitmap(const SalTwoRect&, const SalBitmap& rSourceBitmap,
const SalBitmap& rAlphaBitmap) override;
void drawMask(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap,
Color nMaskColor) override;
std::shared_ptr<SalBitmap> getBitmap(tools::Long nX, tools::Long nY, tools::Long nWidth,
tools::Long nHeight) override;
bool drawPolyLineBezier(sal_uInt32 nPoints, const Point* pPtAry,
const PolyFlags* pFlgAry) override;
bool drawPolygonBezier(sal_uInt32 nPoints, const Point* pPtAry,
const PolyFlags* pFlgAry) override;
bool drawPolyPolygonBezier(sal_uInt32 nPoly, const sal_uInt32* pPoints,
const Point* const* pPtAry,
const PolyFlags* const* pFlgAry) override;
bool drawEPS(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight,
void* pPtr, sal_uInt32 nSize) override;
bool hasFastDrawTransformedBitmap() const override;
/** draw transformed bitmap (maybe with alpha) where Null, X, Y define the coordinate system */
bool drawTransformedBitmap(const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX,
const basegfx::B2DPoint& rY, const SalBitmap& rSourceBitmap,
const SalBitmap* pAlphaBitmap, double fAlpha) override;
/** Blend bitmap with color channels */
bool blendBitmap(const SalTwoRect&, const SalBitmap& rBitmap) override;
/** Render bitmap by blending using the mask and alpha channel */
bool blendAlphaBitmap(const SalTwoRect&, const SalBitmap& rSrcBitmap,
const SalBitmap& rMaskBitmap, const SalBitmap& rAlphaBitmap) override;
bool supportsOperation(OutDevSupportType eType) const override;
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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