Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 208 insertions, 0 deletions

diff --git a/vcl/inc/unx/salgdi.h b/vcl/inc/unx/salgdi.h
new file mode 100644
index 000000000..045a3848e
--- /dev/null
+++ b/vcl/inc/unx/salgdi.h
@@ -0,0 +1,208 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <sal/config.h>
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/extensions/Xrender.h>
+
+#include <vcl/salgtype.hxx>
+#include <vcl/vclenum.hxx>
+
+#include <unx/saldisp.hxx>
+#include <salgdi.hxx>
+#include <salgeom.hxx>
+#include <sallayout.hxx>
+#include <vclpluginapi.h>
+#include <ControlCacheKey.hxx>
+
+#include "saltype.h"
+#include "saldisp.hxx"
+
+#include <memory>
+
+/* From <X11/Intrinsic.h> */
+typedef unsigned long Pixel;
+
+class SalBitmap;
+class SalColormap;
+class SalDisplay;
+class SalFrame;
+class X11SalVirtualDevice;
+class X11SalGraphicsImpl;
+class X11SkiaSalVirtualDevice;
+namespace vcl::font
+{
+class PhysicalFontCollection;
+class PhysicalFontFace;
+}
+class SalGraphicsImpl;
+class TextRenderImpl;
+
+namespace basegfx {
+    class B2DTrapezoid;
+}
+
+class X11Common
+{
+public:
+    Drawable m_hDrawable;
+    const SalColormap* m_pColormap;
+    cairo_surface_t* m_pExternalSurface;
+
+    X11Common();
+
+    cairo_t* getCairoContext();
+
+    static void releaseCairoContext(cairo_t* cr);
+
+    bool SupportsCairo() const;
+
+    const SalColormap& GetColormap() const { return *m_pColormap; }
+    const SalDisplay* GetDisplay() const { return GetColormap().GetDisplay(); }
+    const SalVisual& GetVisual() const { return GetColormap().GetVisual(); }
+    Display* GetXDisplay() const { return GetColormap().GetXDisplay(); }
+    Pixel GetPixel(Color nColor) const { return GetColormap().GetPixel(nColor); }
+    Drawable GetDrawable() const { return m_hDrawable; }
+};
+
+class X11SalGraphics final : public SalGraphicsAutoDelegateToImpl
+{
+    friend class X11SalGraphicsImpl;
+    friend class X11CairoTextRender;
+
+public:
+                                    X11SalGraphics();
+    virtual                         ~X11SalGraphics() COVERITY_NOEXCEPT_FALSE override;
+
+    void                            Init( SalFrame *pFrame, Drawable aDrawable, SalX11Screen nXScreen );
+    void                            Init( X11SalVirtualDevice *pVirtualDevice, cairo_surface_t* pPreExistingTarget = nullptr,
+                                          SalColormap* pColormap = nullptr, bool bDeleteColormap = false );
+    void                            Init( X11SkiaSalVirtualDevice *pVirtualDevice );
+    void                            DeInit();
+
+    virtual SalGraphicsImpl*        GetImpl() const override;
+    SalGeometryProvider*            GetGeometryProvider() const;
+    void                            SetDrawable(Drawable d, cairo_surface_t* surface, SalX11Screen nXScreen);
+    XRenderPictFormat*              GetXRenderFormat() const;
+    void                    SetXRenderFormat( XRenderPictFormat* pXRenderFormat ) { m_pXRenderFormat = pXRenderFormat; }
+
+    const SalX11Screen&             GetScreenNumber() const { return m_nXScreen; }
+
+    void                            Flush();
+
+    // override all pure virtual methods
+    virtual void                    GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) override;
+
+    virtual void                    SetTextColor( Color nColor ) override;
+    virtual void                    SetFont(LogicalFontInstance*, int nFallbackLevel) override;
+    virtual void                    GetFontMetric( ImplFontMetricDataRef&, int nFallbackLevel ) override;
+    virtual FontCharMapRef          GetFontCharMap() const override;
+    virtual bool                    GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const override;
+    virtual void                    GetDevFontList( vcl::font::PhysicalFontCollection* ) override;
+    virtual void                    ClearDevFontCache() override;
+    virtual bool                    AddTempDevFont( vcl::font::PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) override;
+
+    virtual bool                    CreateFontSubset(
+                                        const OUString& rToFile,
+                                        const vcl::font::PhysicalFontFace*,
+                                        const sal_GlyphId* pGlyphIDs,
+                                        const sal_uInt8* pEncoding,
+                                        sal_Int32* pWidths,
+                                        int nGlyphs,
+                                        FontSubsetInfo& rInfo ) override;
+
+    virtual const void*             GetEmbedFontData(const vcl::font::PhysicalFontFace*, tools::Long* pDataLen) override;
+    virtual void                    FreeEmbedFontData( const void* pData, tools::Long nDataLen ) override;
+
+    virtual void                    GetGlyphWidths(
+                                        const vcl::font::PhysicalFontFace*,
+                                        bool bVertical,
+                                        std::vector< sal_Int32 >& rWidths,
+                                        Ucs2UIntMap& rUnicodeEnc ) override;
+
+    virtual std::unique_ptr<GenericSalLayout>
+                                    GetTextLayout(int nFallbackLevel) override;
+    virtual void                    DrawTextLayout( const GenericSalLayout& ) 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;
+
+    void clipRegion(cairo_t* cr);
+#endif // ENABLE_CAIRO_CANVAS
+
+    /*  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);
+
+
+private:
+    using SalGraphics::GetPixel;
+    void                            SetClipRegion( GC pGC, Region pXReg = nullptr ) const;
+    bool                            GetDitherPixmap ( Color nColor );
+
+    void                            freeResources();
+
+    SalFrame*                       m_pFrame; // the SalFrame which created this Graphics or NULL
+    SalVirtualDevice*               m_pVDev;  // the SalVirtualDevice which created this Graphics or NULL
+
+
+    std::unique_ptr<SalColormap>    m_pDeleteColormap;
+
+    SalX11Screen                    m_nXScreen;
+    mutable XRenderPictFormat*      m_pXRenderFormat;
+    XID                             m_aXRenderPicture;
+
+    Region                          mpClipRegion;
+    Pixmap                          hBrush_;        // Dither
+
+    bool                            bWindow_ : 1;       // is Window
+    bool                            bVirDev_ : 1;       // is VirDev
+
+    std::unique_ptr<SalGraphicsImpl> mxImpl;
+    std::unique_ptr<TextRenderImpl> mxTextRenderImpl;
+    X11Common maX11Common;
+
+public:
+    Drawable GetDrawable() const { return maX11Common.GetDrawable(); }
+    const SalColormap& GetColormap() const { return maX11Common.GetColormap(); }
+    const SalDisplay* GetDisplay() const { return maX11Common.GetDisplay(); }
+    const SalVisual& GetVisual() const { return maX11Common.GetVisual(); }
+    Display* GetXDisplay() const { return maX11Common.GetXDisplay(); }
+    Pixel GetPixel(Color nColor) const { return maX11Common.GetPixel(nColor); }
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */