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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /include/vcl/outdev.hxx
parentInitial commit. (diff)
downloadlibreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz
libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/vcl/outdev.hxx')
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1 files changed, 2021 insertions, 0 deletions
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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_OUTDEV_HXX
+#define INCLUDED_VCL_OUTDEV_HXX
+
+#include <tools/gen.hxx>
+#include <tools/ref.hxx>
+#include <tools/solar.h>
+#include <tools/color.hxx>
+#include <tools/poly.hxx>
+#include <o3tl/typed_flags_set.hxx>
+#include <vcl/bitmap.hxx>
+#include <vcl/cairo.hxx>
+#include <vcl/devicecoordinate.hxx>
+#include <vcl/dllapi.h>
+#include <vcl/font.hxx>
+#include <vcl/region.hxx>
+#include <vcl/mapmod.hxx>
+#include <vcl/wall.hxx>
+#include <vcl/metaactiontypes.hxx>
+#include <vcl/salnativewidgets.hxx>
+#include <vcl/outdevstate.hxx>
+#include <vcl/outdevmap.hxx>
+#include <vcl/vclreferencebase.hxx>
+
+#include <basegfx/numeric/ftools.hxx>
+#include <basegfx/vector/b2enums.hxx>
+#include <basegfx/polygon/b2dpolypolygon.hxx>
+
+#include <unotools/fontdefs.hxx>
+
+#include <com/sun/star/drawing/LineCap.hpp>
+#include <com/sun/star/uno/Reference.h>
+
+#include <memory>
+#include <vector>
+
+struct ImplOutDevData;
+class LogicalFontInstance;
+struct SystemGraphicsData;
+struct SystemFontData;
+struct SystemTextLayoutData;
+class ImplFontCache;
+class PhysicalFontCollection;
+class ImplDeviceFontList;
+class ImplDeviceFontSizeList;
+class ImplMultiTextLineInfo;
+class SalGraphics;
+class Gradient;
+class Hatch;
+class AllSettings;
+class BitmapReadAccess;
+class BitmapEx;
+class Image;
+class TextRectInfo;
+class FontMetric;
+class GDIMetaFile;
+class GfxLink;
+namespace tools {
+ class Line;
+}
+class LineInfo;
+class AlphaMask;
+class FontCharMap;
+class SalLayout;
+class ImplLayoutArgs;
+class VirtualDevice;
+struct SalTwoRect;
+class Printer;
+class VCLXGraphics;
+class OutDevStateStack;
+class SalLayoutGlyphs;
+
+namespace vcl
+{
+ class ExtOutDevData;
+ class ITextLayout;
+ struct FontCapabilities;
+ class TextLayoutCache;
+ class Window;
+ namespace font {
+ struct Feature;
+ }
+}
+
+namespace basegfx {
+ class B2DHomMatrix;
+ class B2DPolygon;
+ class B2IVector;
+ typedef B2IVector B2ISize;
+}
+
+namespace com::sun::star::awt {
+ class XGraphics;
+}
+
+#if defined UNX
+#define GLYPH_FONT_HEIGHT 128
+#else
+#define GLYPH_FONT_HEIGHT 256
+#endif
+
+// Text Layout options
+enum class SalLayoutFlags
+{
+ NONE = 0x0000,
+ BiDiRtl = 0x0001,
+ BiDiStrong = 0x0002,
+ RightAlign = 0x0004,
+ DisableKerning = 0x0010,
+ KerningAsian = 0x0020,
+ Vertical = 0x0040,
+ KashidaJustification = 0x0800,
+ ForFallback = 0x2000,
+ GlyphItemsOnly = 0x4000,
+};
+namespace o3tl
+{
+ template<> struct typed_flags<SalLayoutFlags> : is_typed_flags<SalLayoutFlags, 0x6877> {};
+}
+
+typedef std::vector< tools::Rectangle > MetricVector;
+
+// OutputDevice-Types
+
+// Flags for DrawText()
+enum class DrawTextFlags
+{
+ NONE = 0x00000000,
+ Disable = 0x00000001,
+ Mnemonic = 0x00000002,
+ Mono = 0x00000004,
+ Clip = 0x00000008,
+ Left = 0x00000010,
+ Center = 0x00000020,
+ Right = 0x00000040,
+ Top = 0x00000080,
+ VCenter = 0x00000100,
+ Bottom = 0x00000200,
+ EndEllipsis = 0x00000400,
+ PathEllipsis = 0x00000800,
+ MultiLine = 0x00001000,
+ WordBreak = 0x00002000,
+ NewsEllipsis = 0x00004000,
+ WordBreakHyphenation = 0x00008000 | WordBreak,
+ CenterEllipsis = 0x00010000,
+ HideMnemonic = 0x00020000,
+};
+namespace o3tl
+{
+ template<> struct typed_flags<DrawTextFlags> : is_typed_flags<DrawTextFlags, 0x3ffff> {};
+}
+
+// Flags for DrawImage(), these must match the definitions in css::awt::ImageDrawMode
+enum class DrawImageFlags
+{
+ NONE = 0x0000,
+ Disable = 0x0001,
+ Highlight = 0x0002,
+ Deactive = 0x0004,
+ ColorTransform = 0x0008,
+ SemiTransparent = 0x0010,
+};
+namespace o3tl
+{
+ template<> struct typed_flags<DrawImageFlags> : is_typed_flags<DrawImageFlags, 0x001f> {};
+}
+
+// Flags for DrawGrid()
+enum class DrawGridFlags
+{
+ NONE = 0x0000,
+ Dots = 0x0001,
+ HorzLines = 0x0002,
+ VertLines = 0x0004
+};
+namespace o3tl
+{
+ template<> struct typed_flags<DrawGridFlags> : is_typed_flags<DrawGridFlags, 0x0007> {};
+}
+
+// DrawModes
+enum class DrawModeFlags : sal_uInt32
+{
+ Default = 0x00000000,
+ BlackLine = 0x00000001,
+ BlackFill = 0x00000002,
+ BlackText = 0x00000004,
+ BlackBitmap = 0x00000008,
+ BlackGradient = 0x00000010,
+ GrayLine = 0x00000020,
+ GrayFill = 0x00000040,
+ GrayText = 0x00000080,
+ GrayBitmap = 0x00000100,
+ GrayGradient = 0x00000200,
+ NoFill = 0x00000400,
+ WhiteLine = 0x00000800,
+ WhiteFill = 0x00001000,
+ WhiteText = 0x00002000,
+ WhiteBitmap = 0x00004000,
+ WhiteGradient = 0x00008000,
+ SettingsLine = 0x00010000,
+ SettingsFill = 0x00020000,
+ SettingsText = 0x00040000,
+ SettingsGradient = 0x00080000,
+ NoTransparency = 0x00100000,
+};
+namespace o3tl
+{
+ template<> struct typed_flags<DrawModeFlags> : is_typed_flags<DrawModeFlags, 0x1fffff> {};
+}
+
+// Antialiasing
+enum class AntialiasingFlags
+{
+ NONE = 0x0000,
+ DisableText = 0x0001,
+ EnableB2dDraw = 0x0002,
+ PixelSnapHairline = 0x0004,
+};
+namespace o3tl
+{
+ template<> struct typed_flags<AntialiasingFlags> : is_typed_flags<AntialiasingFlags, 0x07> {};
+}
+
+// AddFontSubstitute() flags
+enum class AddFontSubstituteFlags
+{
+ NONE = 0x00,
+ ALWAYS = 0x01,
+ ScreenOnly = 0x02,
+};
+namespace o3tl
+{
+ template<> struct typed_flags<AddFontSubstituteFlags> : is_typed_flags<AddFontSubstituteFlags, 0x03> {};
+}
+
+// GetDefaultFont() flags
+enum class GetDefaultFontFlags
+{
+ NONE = 0x0000,
+ OnlyOne = 0x0001,
+};
+namespace o3tl
+{
+ template<> struct typed_flags<GetDefaultFontFlags> : is_typed_flags<GetDefaultFontFlags, 0x01> {};
+}
+
+// Flags for Invert()
+enum class InvertFlags
+{
+ NONE = 0x0000,
+ N50 = 0x0001,
+ TrackFrame = 0x0002
+};
+namespace o3tl
+{
+ template<> struct typed_flags<InvertFlags> : is_typed_flags<InvertFlags, 0x0003> {};
+}
+
+enum OutDevType { OUTDEV_WINDOW, OUTDEV_PRINTER, OUTDEV_VIRDEV, OUTDEV_PDF };
+
+enum class OutDevViewType { DontKnow, PrintPreview, SlideShow };
+
+// OutputDevice
+
+typedef tools::SvRef<FontCharMap> FontCharMapRef;
+
+BmpMirrorFlags AdjustTwoRect( SalTwoRect& rTwoRect, const Size& rSizePix );
+void AdjustTwoRect( SalTwoRect& rTwoRect, const tools::Rectangle& rValidSrcRect );
+
+class OutputDevice;
+
+namespace vcl {
+ typedef OutputDevice RenderContext;
+}
+
+VCL_DLLPUBLIC void DrawFocusRect(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect);
+
+typedef struct _cairo_surface cairo_surface_t;
+
+/**
+* Some things multiple-inherit from VclAbstractDialog and OutputDevice,
+* so we need to use virtual inheritance to keep the referencing counting
+* OK.
+*/
+class SAL_WARN_UNUSED VCL_DLLPUBLIC OutputDevice : public virtual VclReferenceBase
+{
+ friend class Printer;
+ friend class VirtualDevice;
+ friend class vcl::Window;
+ friend class WorkWindow;
+ friend void ImplHandleResize( vcl::Window* pWindow, long nNewWidth, long nNewHeight );
+
+private:
+ OutputDevice(const OutputDevice&) = delete;
+ OutputDevice& operator=(const OutputDevice&) = delete;
+
+ mutable SalGraphics* mpGraphics; ///< Graphics context to draw on
+ mutable VclPtr<OutputDevice> mpPrevGraphics; ///< Previous output device in list
+ mutable VclPtr<OutputDevice> mpNextGraphics; ///< Next output device in list
+ GDIMetaFile* mpMetaFile;
+ mutable rtl::Reference<LogicalFontInstance> mpFontInstance;
+ mutable std::shared_ptr<ImplFontCache> mxFontCache;
+ mutable std::shared_ptr<PhysicalFontCollection> mxFontCollection;
+ mutable std::unique_ptr<ImplDeviceFontList> mpDeviceFontList;
+ mutable std::unique_ptr<ImplDeviceFontSizeList> mpDeviceFontSizeList;
+ std::vector<OutDevState> maOutDevStateStack;
+ std::unique_ptr<ImplOutDevData> mpOutDevData;
+ std::vector< VCLXGraphics* >* mpUnoGraphicsList;
+ vcl::ExtOutDevData* mpExtOutDevData;
+
+ // TEMP TEMP TEMP
+ VclPtr<VirtualDevice> mpAlphaVDev;
+
+ /// Additional output pixel offset, applied in LogicToPixel (used by SetPixelOffset/GetPixelOffset)
+ long mnOutOffOrigX;
+ /// Additional output offset in _logical_ coordinates, applied in PixelToLogic (used by SetPixelOffset/GetPixelOffset)
+ long mnOutOffLogicX;
+ /// Additional output pixel offset, applied in LogicToPixel (used by SetPixelOffset/GetPixelOffset)
+ long mnOutOffOrigY;
+ /// Additional output offset in _logical_ coordinates, applied in PixelToLogic (used by SetPixelOffset/GetPixelOffset)
+ long mnOutOffLogicY;
+ /// Output offset for device output in pixel (pseudo window offset within window system's frames)
+ long mnOutOffX;
+ /// Output offset for device output in pixel (pseudo window offset within window system's frames)
+ long mnOutOffY;
+ long mnOutWidth;
+ long mnOutHeight;
+ sal_Int32 mnDPIX;
+ sal_Int32 mnDPIY;
+ sal_Int32 mnDPIScalePercentage; ///< For HiDPI displays, we want to draw elements for a percentage larger
+ /// font specific text alignment offsets in pixel units
+ mutable long mnTextOffX;
+ mutable long mnTextOffY;
+ mutable long mnEmphasisAscent;
+ mutable long mnEmphasisDescent;
+ DrawModeFlags mnDrawMode;
+ ComplexTextLayoutFlags mnTextLayoutMode;
+ ImplMapRes maMapRes;
+ ImplThresholdRes maThresRes;
+ const OutDevType meOutDevType;
+ OutDevViewType meOutDevViewType;
+ vcl::Region maRegion; // contains the clip region, see SetClipRegion(...)
+ Color maLineColor;
+ Color maFillColor;
+ vcl::Font maFont;
+ Color maTextColor;
+ Color maTextLineColor;
+ Color maOverlineColor;
+ RasterOp meRasterOp;
+ Wallpaper maBackground;
+ std::unique_ptr<AllSettings> mxSettings;
+ MapMode maMapMode;
+ Point maRefPoint;
+ AntialiasingFlags mnAntialiasing;
+ LanguageType meTextLanguage;
+
+ mutable bool mbMap : 1;
+ mutable bool mbClipRegion : 1;
+ mutable bool mbBackground : 1;
+ mutable bool mbOutput : 1;
+ mutable bool mbDevOutput : 1;
+ mutable bool mbOutputClipped : 1;
+ mutable bool mbLineColor : 1;
+ mutable bool mbFillColor : 1;
+ mutable bool mbInitLineColor : 1;
+ mutable bool mbInitFillColor : 1;
+ mutable bool mbInitFont : 1;
+ mutable bool mbInitTextColor : 1;
+ mutable bool mbInitClipRegion : 1;
+ mutable bool mbClipRegionSet : 1;
+ mutable bool mbNewFont : 1;
+ mutable bool mbTextLines : 1;
+ mutable bool mbTextSpecial : 1;
+ mutable bool mbRefPoint : 1;
+ mutable bool mbEnableRTL : 1;
+
+ /** @name Initialization and accessor functions
+ */
+ ///@{
+
+protected:
+ OutputDevice(OutDevType eOutDevType);
+ virtual ~OutputDevice() override;
+ virtual void dispose() override;
+
+public:
+
+ /** Get the graphic context that the output device uses to draw on.
+
+ If no graphics device exists, then initialize it.
+
+ @returns SalGraphics instance.
+ */
+ SalGraphics const *GetGraphics() const;
+ SalGraphics* GetGraphics();
+
+ void SetConnectMetaFile( GDIMetaFile* pMtf );
+ GDIMetaFile* GetConnectMetaFile() const { return mpMetaFile; }
+
+ virtual void SetSettings( const AllSettings& rSettings );
+ const AllSettings& GetSettings() const { return *mxSettings; }
+
+ SystemGraphicsData GetSystemGfxData() const;
+ bool SupportsCairo() const;
+ /// Create Surface from given cairo surface
+ cairo::SurfaceSharedPtr CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const;
+ /// Create surface with given dimensions
+ cairo::SurfaceSharedPtr CreateSurface(int x, int y, int width, int height) const;
+ /// Create Surface for given bitmap data
+ cairo::SurfaceSharedPtr CreateBitmapSurface(const BitmapSystemData& rData, const Size& rSize) const;
+ /// Return native handle for underlying surface
+ css::uno::Any GetNativeSurfaceHandle(cairo::SurfaceSharedPtr& rSurface, const basegfx::B2ISize& rSize) const;
+ css::uno::Any GetSystemGfxDataAny() const;
+
+ void SetRefPoint();
+ void SetRefPoint( const Point& rRefPoint );
+ const Point& GetRefPoint() const { return maRefPoint; }
+ bool IsRefPoint() const { return mbRefPoint; }
+
+ virtual bool IsScreenComp() const { return true; }
+
+ virtual sal_uInt16 GetBitCount() const;
+
+ Size GetOutputSizePixel() const
+ { return Size( mnOutWidth, mnOutHeight ); }
+ long GetOutputWidthPixel() const { return mnOutWidth; }
+ long GetOutputHeightPixel() const { return mnOutHeight; }
+ long GetOutOffXPixel() const { return mnOutOffX; }
+ long GetOutOffYPixel() const { return mnOutOffY; }
+ void SetOutOffXPixel(long nOutOffX);
+ void SetOutOffYPixel(long nOutOffY);
+
+ Size GetOutputSize() const
+ { return PixelToLogic( GetOutputSizePixel() ); }
+
+ css::uno::Reference< css::awt::XGraphics >
+ CreateUnoGraphics();
+ std::vector< VCLXGraphics* > *GetUnoGraphicsList() const { return mpUnoGraphicsList; }
+ std::vector< VCLXGraphics* > *CreateUnoGraphicsList();
+
+protected:
+
+ /** Acquire a graphics device that the output device uses to draw on.
+
+ There is an LRU of OutputDevices that is used to get the graphics. The
+ actual creation of a SalGraphics instance is done via the SalFrame
+ implementation.
+
+ However, the SalFrame instance will only return a valid SalGraphics
+ instance if it is not in use or there wasn't one in the first place. When
+ this happens, AcquireGraphics finds the least recently used OutputDevice
+ in a different frame and "steals" it (releases it then starts using it).
+
+ If there are no frames to steal an OutputDevice's SalGraphics instance from
+ then it blocks until the graphics is released.
+
+ Once it has acquired a graphics instance, then we add the OutputDevice to
+ the LRU.
+
+ @returns true if was able to initialize the graphics device, false otherwise.
+ */
+ virtual bool AcquireGraphics() const = 0;
+
+ /** Release the graphics device, and remove it from the graphics device
+ list.
+
+ @param bRelease Determines whether to release the fonts of the
+ physically released graphics device.
+ */
+ virtual void ReleaseGraphics( bool bRelease = true ) = 0;
+ ///@}
+
+
+ /** @name Helper functions
+ */
+ ///@{
+
+public:
+
+ /** Get the output device's DPI x-axis value.
+
+ @returns x-axis DPI value
+ */
+ SAL_DLLPRIVATE sal_Int32 GetDPIX() const { return mnDPIX; }
+
+ /** Get the output device's DPI y-axis value.
+
+ @returns y-axis DPI value
+ */
+ SAL_DLLPRIVATE sal_Int32 GetDPIY() const { return mnDPIY; }
+
+ SAL_DLLPRIVATE void SetDPIX( sal_Int32 nDPIX ) { mnDPIX = nDPIX; }
+ SAL_DLLPRIVATE void SetDPIY( sal_Int32 nDPIY ) { mnDPIY = nDPIY; }
+
+ float GetDPIScaleFactor() const
+ {
+ return mnDPIScalePercentage / 100.0f;
+ }
+
+ sal_Int32 GetDPIScalePercentage() const
+ {
+ return mnDPIScalePercentage;
+ }
+
+ OutDevType GetOutDevType() const { return meOutDevType; }
+ virtual bool IsVirtual() const;
+
+ /** Query an OutputDevice to see whether it supports a specific operation
+
+ @returns true if operation supported, else false
+ */
+ bool SupportsOperation( OutDevSupportType ) const;
+
+ void SetExtOutDevData( vcl::ExtOutDevData* pExtOutDevData ) { mpExtOutDevData = pExtOutDevData; }
+ vcl::ExtOutDevData* GetExtOutDevData() const { return mpExtOutDevData; }
+
+ ///@}
+
+
+ /** @name Direct OutputDevice drawing functions
+ */
+ ///@{
+
+public:
+ virtual void Flush() {}
+
+ virtual void DrawOutDev(
+ const Point& rDestPt, const Size& rDestSize,
+ const Point& rSrcPt, const Size& rSrcSize );
+
+ virtual void DrawOutDev(
+ const Point& rDestPt, const Size& rDestSize,
+ const Point& rSrcPt, const Size& rSrcSize,
+ const OutputDevice& rOutDev );
+
+ virtual void CopyArea(
+ const Point& rDestPt,
+ const Point& rSrcPt, const Size& rSrcSize,
+ bool bWindowInvalidate = false );
+
+protected:
+
+ virtual void CopyDeviceArea( SalTwoRect& aPosAry, bool bWindowInvalidate);
+
+ virtual tools::Rectangle GetBackgroundComponentBounds() const;
+
+ virtual const OutputDevice* DrawOutDevDirectCheck(const OutputDevice* pSrcDev) const;
+
+ virtual void DrawOutDevDirectProcess( const OutputDevice* pSrcDev, SalTwoRect& rPosAry, SalGraphics* pSrcGraphics );
+
+ SAL_DLLPRIVATE void drawOutDevDirect ( const OutputDevice* pSrcDev, SalTwoRect& rPosAry );
+
+ SAL_DLLPRIVATE bool is_double_buffered_window() const;
+
+private:
+
+ // not implemented; to detect misuses of DrawOutDev(...OutputDevice&);
+ SAL_DLLPRIVATE void DrawOutDev( const Point&, const Size&, const Point&, const Size&, const Printer&) = delete;
+ ///@}
+
+
+ /** @name OutputDevice state functions
+ */
+ ///@{
+
+public:
+
+ void Push( PushFlags nFlags = PushFlags::ALL );
+ void Pop();
+
+ // returns the current stack depth; that is the number of Push() calls minus the number of Pop() calls
+ // this should not normally be used since Push and Pop must always be used symmetrically
+ // however this may be e.g. a help when debugging code in which this somehow is not the case
+ sal_uInt32 GetGCStackDepth() const;
+ void ClearStack();
+
+ void EnableOutput( bool bEnable = true );
+ bool IsOutputEnabled() const { return mbOutput; }
+ bool IsDeviceOutputNecessary() const { return (mbOutput && mbDevOutput); }
+
+ void SetAntialiasing( AntialiasingFlags nMode );
+ AntialiasingFlags GetAntialiasing() const { return mnAntialiasing; }
+
+ void SetDrawMode( DrawModeFlags nDrawMode );
+ DrawModeFlags GetDrawMode() const { return mnDrawMode; }
+
+ void SetLayoutMode( ComplexTextLayoutFlags nTextLayoutMode );
+ ComplexTextLayoutFlags GetLayoutMode() const { return mnTextLayoutMode; }
+
+ void SetDigitLanguage( LanguageType );
+ LanguageType GetDigitLanguage() const { return meTextLanguage; }
+
+ void SetRasterOp( RasterOp eRasterOp );
+ RasterOp GetRasterOp() const { return meRasterOp; }
+
+ /**
+ If this OutputDevice is used for displaying a Print Preview
+ the OutDevViewType should be set to 'OutDevViewType::PrintPreview'.
+
+ A View can then make painting decisions dependent on this OutDevViewType.
+ E.g. text colors need to be handled differently, dependent on whether it's a PrintPreview or not. (see #106611# for more)
+ */
+ void SetOutDevViewType( OutDevViewType eOutDevViewType ) { meOutDevViewType=eOutDevViewType; }
+ OutDevViewType GetOutDevViewType() const { return meOutDevViewType; }
+
+ void SetLineColor();
+ void SetLineColor( const Color& rColor );
+ const Color& GetLineColor() const { return maLineColor; }
+ bool IsLineColor() const { return mbLineColor; }
+
+ void SetFillColor();
+ void SetFillColor( const Color& rColor );
+ const Color& GetFillColor() const { return maFillColor; }
+ bool IsFillColor() const { return mbFillColor; }
+
+ void SetBackground();
+ void SetBackground( const Wallpaper& rBackground );
+ virtual void SaveBackground(VirtualDevice& rSaveDevice,
+ const Point& rPos, const Size& rSize, const Size& rBackgroundSize) const;
+
+ const Wallpaper& GetBackground() const { return maBackground; }
+ virtual Color GetBackgroundColor() const;
+ virtual Color GetReadableFontColor(const Color& rFontColor, const Color& rBgColor) const;
+ bool IsBackground() const { return mbBackground; }
+
+ void SetFont( const vcl::Font& rNewFont );
+ const vcl::Font& GetFont() const { return maFont; }
+
+protected:
+
+ virtual void ImplReleaseFonts();
+
+private:
+
+ SAL_DLLPRIVATE void InitLineColor();
+
+ SAL_DLLPRIVATE void InitFillColor();
+
+ ///@}
+
+
+ /** @name Clipping functions
+ */
+ ///@{
+
+public:
+
+ vcl::Region GetClipRegion() const;
+ void SetClipRegion();
+ void SetClipRegion( const vcl::Region& rRegion );
+ bool SelectClipRegion( const vcl::Region&, SalGraphics* pGraphics = nullptr );
+
+ bool IsClipRegion() const { return mbClipRegion; }
+
+ void MoveClipRegion( long nHorzMove, long nVertMove );
+ void IntersectClipRegion( const tools::Rectangle& rRect );
+ void IntersectClipRegion( const vcl::Region& rRegion );
+
+ virtual vcl::Region GetActiveClipRegion() const;
+ virtual vcl::Region GetOutputBoundsClipRegion() const;
+
+protected:
+
+ virtual void InitClipRegion();
+
+ /** Perform actual rect clip against outdev dimensions, to generate
+ empty clips whenever one of the values is completely off the device.
+
+ @param aRegion region to be clipped to the device dimensions
+ @returns region clipped to the device bounds
+ **/
+ virtual vcl::Region ClipToDeviceBounds(vcl::Region aRegion) const;
+ virtual void ClipToPaintRegion ( tools::Rectangle& rDstRect );
+
+private:
+
+ SAL_DLLPRIVATE void SetDeviceClipRegion( const vcl::Region* pRegion );
+ ///@}
+
+
+ /** @name Pixel functions
+ */
+ ///@{
+
+public:
+
+ void DrawPixel( const Point& rPt );
+ void DrawPixel( const Point& rPt, const Color& rColor );
+
+ Color GetPixel( const Point& rPt ) const;
+ ///@}
+
+
+ /** @name Rectangle functions
+ */
+ ///@{
+
+public:
+
+ void DrawRect( const tools::Rectangle& rRect );
+ void DrawRect( const tools::Rectangle& rRect,
+ sal_uLong nHorzRount, sal_uLong nVertRound );
+
+ /// Fill the given rectangle with checkered rectangles of size nLen x nLen using the colors aStart and aEnd
+ void DrawCheckered(
+ const Point& rPos,
+ const Size& rSize,
+ sal_uInt32 nLen = 8,
+ Color aStart = COL_WHITE,
+ Color aEnd = COL_BLACK);
+
+ void DrawGrid( const tools::Rectangle& rRect, const Size& rDist, DrawGridFlags nFlags );
+
+ ///@}
+
+ /** @name Invert functions
+ */
+ ///@{
+public:
+ void Invert( const tools::Rectangle& rRect, InvertFlags nFlags = InvertFlags::NONE );
+ void Invert( const tools::Polygon& rPoly, InvertFlags nFlags = InvertFlags::NONE );
+ ///@}
+
+ /** @name Line functions
+ */
+ ///@{
+
+public:
+
+ void DrawLine( const Point& rStartPt, const Point& rEndPt );
+
+ void DrawLine( const Point& rStartPt, const Point& rEndPt,
+ const LineInfo& rLineInfo );
+
+protected:
+ virtual void DrawHatchLine_DrawLine(const Point& rStartPoint, const Point& rEndPoint);
+
+private:
+
+ /** Helper for line geometry paint with support for graphic expansion (pattern and fat_to_area)
+ */
+ SAL_DLLPRIVATE void drawLine( basegfx::B2DPolyPolygon aLinePolyPolygon, const LineInfo& rInfo );
+ ///@}
+
+
+ /** @name Polyline functions
+ */
+ ///@{
+
+public:
+
+ /** Render the given polygon as a line stroke
+
+ The given polygon is stroked with the current LineColor, start
+ and end point are not automatically connected
+
+ @see DrawPolygon
+ @see DrawPolyPolygon
+ */
+ void DrawPolyLine( const tools::Polygon& rPoly );
+
+ void DrawPolyLine(
+ const basegfx::B2DPolygon&,
+ double fLineWidth = 0.0,
+ basegfx::B2DLineJoin eLineJoin = basegfx::B2DLineJoin::Round,
+ css::drawing::LineCap eLineCap = css::drawing::LineCap_BUTT,
+ double fMiterMinimumAngle = basegfx::deg2rad(15.0));
+
+ /** Render the given polygon as a line stroke
+
+ The given polygon is stroked with the current LineColor, start
+ and end point are not automatically connected. The line is
+ rendered according to the specified LineInfo, e.g. supplying a
+ dash pattern, or a line thickness.
+
+ @see DrawPolygon
+ @see DrawPolyPolygon
+ */
+ void DrawPolyLine( const tools::Polygon& rPoly,
+ const LineInfo& rLineInfo );
+
+ // #i101491#
+ // Helper who tries to use SalGDI's DrawPolyLine direct and returns it's bool.
+ bool DrawPolyLineDirect(
+ const basegfx::B2DHomMatrix& rObjectTransform,
+ const basegfx::B2DPolygon& rB2DPolygon,
+ double fLineWidth = 0.0,
+ double fTransparency = 0.0,
+ const std::vector< double >* = nullptr, // MM01
+ basegfx::B2DLineJoin eLineJoin = basegfx::B2DLineJoin::NONE,
+ css::drawing::LineCap eLineCap = css::drawing::LineCap_BUTT,
+ double fMiterMinimumAngle = basegfx::deg2rad(15.0),
+ bool bBypassAACheck = false);
+
+private:
+
+ // #i101491#
+ // Helper which holds the old line geometry creation and is extended to use AA when
+ // switched on. Advantage is that line geometry is only temporarily used for paint
+ SAL_DLLPRIVATE void drawPolyLine(const tools::Polygon& rPoly, const LineInfo& rLineInfo);
+
+ ///@}
+
+
+ /** @name Polygon functions
+ */
+ ///@{
+
+public:
+
+ /** Render the given polygon
+
+ The given polygon is stroked with the current LineColor, and
+ filled with the current FillColor. If one of these colors are
+ transparent, the corresponding stroke or fill stays
+ invisible. Start and end point of the polygon are
+ automatically connected.
+
+ @see DrawPolyLine
+ */
+ void DrawPolygon( const tools::Polygon& rPoly );
+ void DrawPolygon( const basegfx::B2DPolygon& );
+
+ /** Render the given poly-polygon
+
+ The given poly-polygon is stroked with the current LineColor,
+ and filled with the current FillColor. If one of these colors
+ are transparent, the corresponding stroke or fill stays
+ invisible. Start and end points of the contained polygons are
+ automatically connected.
+
+ @see DrawPolyLine
+ */
+ void DrawPolyPolygon( const tools::PolyPolygon& rPolyPoly );
+ void DrawPolyPolygon( const basegfx::B2DPolyPolygon& );
+
+private:
+
+ SAL_DLLPRIVATE void ImplDrawPolygon( const tools::Polygon& rPoly, const tools::PolyPolygon* pClipPolyPoly = nullptr );
+ SAL_DLLPRIVATE void ImplDrawPolyPolygon( const tools::PolyPolygon& rPolyPoly, const tools::PolyPolygon* pClipPolyPoly );
+ SAL_DLLPRIVATE void ImplDrawPolyPolygon( sal_uInt16 nPoly, const tools::PolyPolygon& rPolyPoly );
+ // #i101491#
+ // Helper who implements the DrawPolyPolygon functionality for basegfx::B2DPolyPolygon
+ // without MetaFile processing
+ SAL_DLLPRIVATE void ImplDrawPolyPolygonWithB2DPolyPolygon(const basegfx::B2DPolyPolygon& rB2DPolyPoly);
+ ///@}
+
+
+ /** @name Curved shape functions
+ */
+ ///@{
+
+public:
+
+ void DrawEllipse( const tools::Rectangle& rRect );
+
+ void DrawArc(
+ const tools::Rectangle& rRect,
+ const Point& rStartPt, const Point& rEndPt );
+
+ void DrawPie(
+ const tools::Rectangle& rRect,
+ const Point& rStartPt, const Point& rEndPt );
+
+ void DrawChord(
+ const tools::Rectangle& rRect,
+ const Point& rStartPt, const Point& rEndPt );
+
+ ///@}
+
+
+ /** @name Gradient functions
+ */
+ ///@{
+
+public:
+ void DrawGradient( const tools::Rectangle& rRect, const Gradient& rGradient );
+ void DrawGradient( const tools::PolyPolygon& rPolyPoly, const Gradient& rGradient );
+
+ void AddGradientActions(
+ const tools::Rectangle& rRect,
+ const Gradient& rGradient,
+ GDIMetaFile& rMtf );
+
+protected:
+
+ virtual bool UsePolyPolygonForComplexGradient() = 0;
+
+ virtual long GetGradientStepCount( long nMinRect );
+
+private:
+
+ SAL_DLLPRIVATE void DrawLinearGradient( const tools::Rectangle& rRect, const Gradient& rGradient, const tools::PolyPolygon* pClipPolyPoly );
+ SAL_DLLPRIVATE void DrawComplexGradient( const tools::Rectangle& rRect, const Gradient& rGradient, const tools::PolyPolygon* pClipPolyPoly );
+
+ SAL_DLLPRIVATE void DrawGradientToMetafile( const tools::PolyPolygon& rPolyPoly, const Gradient& rGradient );
+ SAL_DLLPRIVATE void DrawLinearGradientToMetafile( const tools::Rectangle& rRect, const Gradient& rGradient );
+ SAL_DLLPRIVATE void DrawComplexGradientToMetafile( const tools::Rectangle& rRect, const Gradient& rGradient );
+
+ SAL_DLLPRIVATE long GetGradientSteps( const Gradient& rGradient, const tools::Rectangle& rRect, bool bMtf, bool bComplex=false );
+
+ SAL_DLLPRIVATE Color GetSingleColorGradientFill();
+ SAL_DLLPRIVATE void SetGrayscaleColors( Gradient &rGradient );
+ ///@}
+
+
+ /** @name Hatch functions
+ */
+ ///@{
+
+public:
+
+#ifdef _MSC_VER
+ void DrawHatch( const tools::PolyPolygon& rPolyPoly, const ::Hatch& rHatch );
+ void AddHatchActions( const tools::PolyPolygon& rPolyPoly,
+ const ::Hatch& rHatch,
+ GDIMetaFile& rMtf );
+#else
+ void DrawHatch( const tools::PolyPolygon& rPolyPoly, const Hatch& rHatch );
+ void AddHatchActions( const tools::PolyPolygon& rPolyPoly,
+ const Hatch& rHatch,
+ GDIMetaFile& rMtf );
+#endif
+
+ void DrawHatch( const tools::PolyPolygon& rPolyPoly, const Hatch& rHatch, bool bMtf );
+
+private:
+
+ SAL_DLLPRIVATE void CalcHatchValues( const tools::Rectangle& rRect, long nDist, sal_uInt16 nAngle10, Point& rPt1, Point& rPt2, Size& rInc, Point& rEndPt1 );
+ SAL_DLLPRIVATE void DrawHatchLine( const tools::Line& rLine, const tools::PolyPolygon& rPolyPoly, Point* pPtBuffer, bool bMtf );
+ ///@}
+
+
+ /** @name Wallpaper functions
+ */
+ ///@{
+
+public:
+ void DrawWallpaper( const tools::Rectangle& rRect, const Wallpaper& rWallpaper );
+
+ void Erase();
+ void Erase(const tools::Rectangle& rRect);
+
+protected:
+ void DrawGradientWallpaper( long nX, long nY, long nWidth, long nHeight, const Wallpaper& rWallpaper );
+
+private:
+ SAL_DLLPRIVATE void DrawWallpaper( long nX, long nY, long nWidth, long nHeight, const Wallpaper& rWallpaper );
+ SAL_DLLPRIVATE void DrawColorWallpaper( long nX, long nY, long nWidth, long nHeight, const Wallpaper& rWallpaper );
+ SAL_DLLPRIVATE void DrawBitmapWallpaper( long nX, long nY, long nWidth, long nHeight, const Wallpaper& rWallpaper );
+ ///@}
+
+
+ /** @name Text functions
+ */
+ ///@{
+
+public:
+
+ void DrawText( const Point& rStartPt, const OUString& rStr,
+ sal_Int32 nIndex = 0, sal_Int32 nLen = -1,
+ MetricVector* pVector = nullptr, OUString* pDisplayText = nullptr,
+ const SalLayoutGlyphs* pLayoutCache = nullptr );
+
+ void DrawText( const tools::Rectangle& rRect,
+ const OUString& rStr, DrawTextFlags nStyle = DrawTextFlags::NONE,
+ MetricVector* pVector = nullptr, OUString* pDisplayText = nullptr,
+ vcl::ITextLayout* _pTextLayout = nullptr );
+
+ static void ImplDrawText( OutputDevice& rTargetDevice, const tools::Rectangle& rRect,
+ const OUString& rOrigStr, DrawTextFlags nStyle,
+ MetricVector* pVector, OUString* pDisplayText, vcl::ITextLayout& _rLayout );
+
+ void ImplDrawText( SalLayout& );
+
+ void ImplDrawTextBackground( const SalLayout& );
+
+ void DrawCtrlText( const Point& rPos, const OUString& rStr,
+ sal_Int32 nIndex = 0, sal_Int32 nLen = -1,
+ DrawTextFlags nStyle = DrawTextFlags::Mnemonic, MetricVector* pVector = nullptr, OUString* pDisplayText = nullptr,
+ const SalLayoutGlyphs* pGlyphs = nullptr);
+
+ void DrawTextLine( const Point& rPos, long nWidth,
+ FontStrikeout eStrikeout,
+ FontLineStyle eUnderline,
+ FontLineStyle eOverline,
+ bool bUnderlineAbove = false );
+
+ void ImplDrawTextLine( long nBaseX, long nX, long nY, DeviceCoordinate nWidth,
+ FontStrikeout eStrikeout, FontLineStyle eUnderline,
+ FontLineStyle eOverline, bool bUnderlineAbove );
+
+ void ImplDrawTextLines( SalLayout&, FontStrikeout eStrikeout, FontLineStyle eUnderline,
+ FontLineStyle eOverline, bool bWordLine, bool bUnderlineAbove );
+
+ void DrawWaveLine( const Point& rStartPos, const Point& rEndPos, long nLineWidth = 1 );
+
+ bool ImplDrawRotateText( SalLayout& );
+
+ tools::Rectangle GetTextRect( const tools::Rectangle& rRect,
+ const OUString& rStr, DrawTextFlags nStyle = DrawTextFlags::WordBreak,
+ TextRectInfo* pInfo = nullptr,
+ const vcl::ITextLayout* _pTextLayout = nullptr ) const;
+
+ /** Return the exact bounding rectangle of rStr.
+
+ The text is then drawn exactly from rRect.TopLeft() to
+ rRect.BottomRight(), don't assume that rRect.TopLeft() is [0, 0].
+
+ Please note that you don't always want to use GetTextBoundRect(); in
+ many cases you actually want to use GetTextHeight(), because
+ GetTextBoundRect() gives you the exact bounding rectangle regardless
+ what is the baseline of the text.
+
+ Code snippet to get just exactly the text (no filling around that) as
+ a bitmap via a VirtualDevice (regardless what is the baseline):
+
+ <code>
+ VirtualDevice aDevice;
+ vcl::Font aFont = aDevice.GetFont();
+ aFont.SetSize(Size(0, 96));
+ aFont.SetColor(COL_BLACK);
+ aDevice.SetFont(aFont);
+ aDevice.Erase();
+
+ tools::Rectangle aRect;
+ aDevice.GetTextBoundRect(aRect, aText);
+ aDevice.SetOutputSize(Size(aRect.BottomRight().X() + 1, aRect.BottomRight().Y() + 1));
+ aDevice.SetBackground(Wallpaper(COL_TRANSPARENT));
+ aDevice.DrawText(Point(0,0), aText);
+
+ // exactly only the text, regardless of the baseline
+ Bitmap aBitmap(aDevice.GetBitmap(aRect.TopLeft(), aRect.GetSize()));
+ </code>
+
+ Code snippet to get the text as a bitmap via a Virtual device that
+ contains even the filling so that the baseline is always preserved
+ (ie. the text will not jump up and down according to whether it
+ contains 'y' or not etc.)
+
+ <code>
+ VirtualDevice aDevice;
+ // + the appropriate font / device setup, see above
+
+ aDevice.SetOutputSize(Size(aDevice.GetTextWidth(aText), aDevice.GetTextHeight()));
+ aDevice.SetBackground(Wallpaper(COL_TRANSPARENT));
+ aDevice.DrawText(Point(0,0), aText);
+
+ // bitmap that contains even the space around the text,
+ // that means, preserves the baseline etc.
+ Bitmap aBitmap(aDevice.GetBitmap(Point(0, 0), aDevice.GetOutputSize()));
+ </code>
+ */
+ bool GetTextBoundRect( tools::Rectangle& rRect,
+ const OUString& rStr, sal_Int32 nBase = 0, sal_Int32 nIndex = 0, sal_Int32 nLen = -1,
+ sal_uLong nLayoutWidth = 0, const long* pDXArray = nullptr,
+ const SalLayoutGlyphs* pGlyphs = nullptr ) const;
+
+ tools::Rectangle ImplGetTextBoundRect( const SalLayout& );
+
+ bool GetTextOutline( tools::PolyPolygon&,
+ const OUString& rStr,
+ sal_Int32 nLen = -1,
+ sal_uLong nLayoutWidth = 0, const long* pDXArray = nullptr ) const;
+
+ bool GetTextOutlines( PolyPolyVector&,
+ const OUString& rStr, sal_Int32 nBase = 0, sal_Int32 nIndex = 0,
+ sal_Int32 nLen = -1,
+ sal_uLong nLayoutWidth = 0, const long* pDXArray = nullptr ) const;
+
+ bool GetTextOutlines( basegfx::B2DPolyPolygonVector &rVector,
+ const OUString& rStr, sal_Int32 nBase, sal_Int32 nIndex = 0,
+ sal_Int32 nLen = -1,
+ sal_uLong nLayoutWidth = 0, const long* pDXArray = nullptr ) const;
+
+
+ OUString GetEllipsisString( const OUString& rStr, long nMaxWidth,
+ DrawTextFlags nStyle = DrawTextFlags::EndEllipsis ) const;
+
+ long GetCtrlTextWidth( const OUString& rStr,
+ const SalLayoutGlyphs* pLayoutCache = nullptr ) const;
+
+ static OUString GetNonMnemonicString( const OUString& rStr, sal_Int32& rMnemonicPos );
+
+ static OUString GetNonMnemonicString( const OUString& rStr )
+ { sal_Int32 nDummy; return GetNonMnemonicString( rStr, nDummy ); }
+
+ /** Generate MetaTextActions for the text rect
+
+ This method splits up the text rect into multiple
+ MetaTextActions, one for each line of text. This is comparable
+ to AddGradientActions(), which splits up a gradient into its
+ constituent polygons. Parameter semantics fully compatible to
+ DrawText().
+ */
+ void AddTextRectActions( const tools::Rectangle& rRect,
+ const OUString& rOrigStr,
+ DrawTextFlags nStyle,
+ GDIMetaFile& rMtf );
+
+ void SetTextColor( const Color& rColor );
+ const Color& GetTextColor() const { return maTextColor; }
+
+ void SetTextFillColor();
+ void SetTextFillColor( const Color& rColor );
+ Color GetTextFillColor() const;
+ bool IsTextFillColor() const { return !maFont.IsTransparent(); }
+
+ void SetTextLineColor();
+ void SetTextLineColor( const Color& rColor );
+ const Color& GetTextLineColor() const { return maTextLineColor; }
+ bool IsTextLineColor() const { return (maTextLineColor.GetTransparency() == 0); }
+
+ void SetOverlineColor();
+ void SetOverlineColor( const Color& rColor );
+ const Color& GetOverlineColor() const { return maOverlineColor; }
+ bool IsOverlineColor() const { return (maOverlineColor.GetTransparency() == 0); }
+
+ void SetTextAlign( TextAlign eAlign );
+ TextAlign GetTextAlign() const { return maFont.GetAlignment(); }
+
+ /** Width of the text.
+
+ See also GetTextBoundRect() for more explanation + code examples.
+ */
+ long GetTextWidth( const OUString& rStr, sal_Int32 nIndex = 0, sal_Int32 nLen = -1,
+ vcl::TextLayoutCache const* = nullptr,
+ SalLayoutGlyphs const*const pLayoutCache = nullptr) const;
+
+ /** Height where any character of the current font fits; in logic coordinates.
+
+ See also GetTextBoundRect() for more explanation + code examples.
+ */
+ long GetTextHeight() const;
+ float approximate_digit_width() const;
+
+ void DrawTextArray( const Point& rStartPt, const OUString& rStr,
+ const long* pDXAry,
+ sal_Int32 nIndex = 0,
+ sal_Int32 nLen = -1,
+ SalLayoutFlags flags = SalLayoutFlags::NONE,
+ const SalLayoutGlyphs* pLayoutCache = nullptr);
+ long GetTextArray( const OUString& rStr, long* pDXAry,
+ sal_Int32 nIndex = 0, sal_Int32 nLen = -1,
+ vcl::TextLayoutCache const* = nullptr,
+ SalLayoutGlyphs const*const pLayoutCache = nullptr) const;
+
+ void GetCaretPositions( const OUString&, long* pCaretXArray,
+ sal_Int32 nIndex, sal_Int32 nLen,
+ const SalLayoutGlyphs* pGlyphs = nullptr ) const;
+ void DrawStretchText( const Point& rStartPt, sal_uLong nWidth,
+ const OUString& rStr,
+ sal_Int32 nIndex = 0, sal_Int32 nLen = -1);
+ sal_Int32 GetTextBreak( const OUString& rStr, long nTextWidth,
+ sal_Int32 nIndex, sal_Int32 nLen = -1,
+ long nCharExtra = 0,
+ vcl::TextLayoutCache const* = nullptr,
+ const SalLayoutGlyphs* pGlyphs = nullptr) const;
+ sal_Int32 GetTextBreak( const OUString& rStr, long nTextWidth,
+ sal_Unicode nExtraChar, sal_Int32& rExtraCharPos,
+ sal_Int32 nIndex, sal_Int32 nLen,
+ long nCharExtra,
+ vcl::TextLayoutCache const* = nullptr) const;
+ static std::shared_ptr<vcl::TextLayoutCache> CreateTextLayoutCache(OUString const&);
+
+protected:
+ SAL_DLLPRIVATE void ImplInitTextLineSize();
+ SAL_DLLPRIVATE void ImplInitAboveTextLineSize();
+ static
+ SAL_DLLPRIVATE long ImplGetTextLines( ImplMultiTextLineInfo& rLineInfo, long nWidth, const OUString& rStr, DrawTextFlags nStyle, const vcl::ITextLayout& _rLayout );
+ SAL_DLLPRIVATE float approximate_char_width() const;
+private:
+ SAL_DLLPRIVATE void ImplInitTextColor();
+
+ SAL_DLLPRIVATE void ImplDrawTextDirect( SalLayout&, bool bTextLines);
+ SAL_DLLPRIVATE void ImplDrawSpecialText( SalLayout& );
+ SAL_DLLPRIVATE void ImplDrawTextRect( long nBaseX, long nBaseY, long nX, long nY, long nWidth, long nHeight );
+
+ SAL_DLLPRIVATE static void ImplDrawWavePixel( long nOriginX, long nOriginY, long nCurX, long nCurY, short nOrientation, SalGraphics* pGraphics, OutputDevice const * pOutDev,
+ bool bDrawPixAsRect, long nPixWidth, long nPixHeight );
+ SAL_DLLPRIVATE void ImplDrawWaveLine( long nBaseX, long nBaseY, long nStartX, long nStartY, long nWidth, long nHeight, long nLineWidth, short nOrientation, const Color& rColor );
+ SAL_DLLPRIVATE void ImplDrawWaveTextLine( long nBaseX, long nBaseY, long nX, long nY, long nWidth, FontLineStyle eTextLine, Color aColor, bool bIsAbove );
+ SAL_DLLPRIVATE void ImplDrawStraightTextLine( long nBaseX, long nBaseY, long nX, long nY, long nWidth, FontLineStyle eTextLine, Color aColor, bool bIsAbove );
+ SAL_DLLPRIVATE void ImplDrawStrikeoutLine( long nBaseX, long nBaseY, long nX, long nY, long nWidth, FontStrikeout eStrikeout, Color aColor );
+ SAL_DLLPRIVATE void ImplDrawStrikeoutChar( long nBaseX, long nBaseY, long nX, long nY, long nWidth, FontStrikeout eStrikeout, Color aColor );
+ SAL_DLLPRIVATE void ImplDrawMnemonicLine( long nX, long nY, long nWidth );
+
+
+ ///@}
+
+
+ /** @name Font functions
+ */
+ ///@{
+
+public:
+
+ FontMetric GetDevFont( int nDevFontIndex ) const;
+ int GetDevFontCount() const;
+
+ bool IsFontAvailable( const OUString& rFontName ) const;
+
+ Size GetDevFontSize( const vcl::Font& rFont, int nSizeIndex ) const;
+ int GetDevFontSizeCount( const vcl::Font& ) const;
+
+ bool AddTempDevFont( const OUString& rFileURL, const OUString& rFontName );
+ void RefreshFontData( const bool bNewFontLists );
+
+ FontMetric GetFontMetric() const;
+ FontMetric GetFontMetric( const vcl::Font& rFont ) const;
+
+ bool GetFontCharMap( FontCharMapRef& rxFontCharMap ) const;
+ bool GetFontCapabilities( vcl::FontCapabilities& rFontCapabilities ) const;
+
+ bool GetFontFeatures(std::vector<vcl::font::Feature>& rFontFeatures) const;
+
+
+ /** Retrieve detailed font information in platform independent structure
+
+ @param nFallbacklevel Fallback font level (0 = best matching font)
+
+ @return SystemFontData
+ */
+ SystemFontData GetSysFontData( int nFallbacklevel ) const;
+
+ SAL_DLLPRIVATE void ImplGetEmphasisMark( tools::PolyPolygon& rPolyPoly, bool& rPolyLine, tools::Rectangle& rRect1, tools::Rectangle& rRect2,
+ long& rYOff, long& rWidth, FontEmphasisMark eEmphasis, long nHeight );
+ SAL_DLLPRIVATE static FontEmphasisMark
+ ImplGetEmphasisMarkStyle( const vcl::Font& rFont );
+
+ bool GetGlyphBoundRects( const Point& rOrigin, const OUString& rStr, int nIndex,
+ int nLen, MetricVector& rVector );
+
+ sal_Int32 HasGlyphs( const vcl::Font& rFont, const OUString& rStr,
+ sal_Int32 nIndex = 0, sal_Int32 nLen = -1 ) const;
+
+ long GetMinKashida() const;
+
+ // i60594
+ // validate kashida positions against the current font
+ // returns count of invalid kashida positions
+ sal_Int32 ValidateKashidas( const OUString& rTxt, sal_Int32 nIdx, sal_Int32 nLen,
+ sal_Int32 nKashCount, // number of suggested kashida positions (in)
+ const sal_Int32* pKashidaPos, // suggested kashida positions (in)
+ sal_Int32* pKashidaPosDropped // invalid kashida positions (out)
+ ) const;
+
+ static void BeginFontSubstitution();
+ static void EndFontSubstitution();
+ static void AddFontSubstitute( const OUString& rFontName,
+ const OUString& rReplaceFontName,
+ AddFontSubstituteFlags nFlags );
+ static void RemoveFontsSubstitute();
+
+ static vcl::Font GetDefaultFont( DefaultFontType nType,
+ LanguageType eLang,
+ GetDefaultFontFlags nFlags,
+ const OutputDevice* pOutDev = nullptr );
+
+ SAL_DLLPRIVATE void ImplInitFontList() const;
+ SAL_DLLPRIVATE void ImplUpdateFontData();
+
+ //drop font data for all outputdevices.
+ //If bNewFontLists is true then empty lists of system fonts
+ SAL_DLLPRIVATE static void ImplClearAllFontData( bool bNewFontLists );
+ //fetch font data for all outputdevices
+ //If bNewFontLists is true then fetch lists of system fonts
+ SAL_DLLPRIVATE static void ImplRefreshAllFontData( bool bNewFontLists );
+ //drop and fetch font data for all outputdevices
+ //If bNewFontLists is true then drop and refetch lists of system fonts
+ SAL_DLLPRIVATE static void ImplUpdateAllFontData( bool bNewFontLists );
+
+protected:
+ SAL_DLLPRIVATE const LogicalFontInstance* GetFontInstance() const;
+ SAL_DLLPRIVATE long GetEmphasisAscent() const { return mnEmphasisAscent; }
+ SAL_DLLPRIVATE long GetEmphasisDescent() const { return mnEmphasisDescent; }
+
+ SAL_DLLPRIVATE bool InitFont() const;
+ virtual void SetFontOrientation( LogicalFontInstance* const pFontInstance ) const;
+ virtual long GetFontExtLeading() const;
+
+ virtual void ImplClearFontData(bool bNewFontLists);
+ virtual void ImplRefreshFontData(bool bNewFontLists);
+ void ReleaseFontCache();
+ void ReleaseFontCollection();
+ void SetFontCollectionFromSVData();
+ void ResetNewFontCache();
+
+private:
+
+ typedef void ( OutputDevice::* FontUpdateHandler_t )( bool );
+
+ SAL_DLLPRIVATE bool ImplNewFont() const;
+
+ SAL_DLLPRIVATE static void ImplUpdateFontDataForAllFrames( FontUpdateHandler_t pHdl, bool bNewFontLists );
+
+ static
+ SAL_DLLPRIVATE OUString ImplGetEllipsisString( const OutputDevice& rTargetDevice, const OUString& rStr,
+ long nMaxWidth, DrawTextFlags nStyle, const vcl::ITextLayout& _rLayout );
+
+ SAL_DLLPRIVATE void ImplDrawEmphasisMark( long nBaseX, long nX, long nY, const tools::PolyPolygon& rPolyPoly, bool bPolyLine, const tools::Rectangle& rRect1, const tools::Rectangle& rRect2 );
+ SAL_DLLPRIVATE void ImplDrawEmphasisMarks( SalLayout& );
+ ///@}
+
+
+ /** @name Layout functions
+ */
+ ///@{
+
+public:
+
+ SystemTextLayoutData GetSysTextLayoutData( const Point& rStartPt, const OUString& rStr,
+ sal_Int32 nIndex, sal_Int32 nLen,
+ const long* pDXAry ) const;
+
+ // tells whether this output device is RTL in an LTR UI or LTR in a RTL UI
+ SAL_DLLPRIVATE bool ImplIsAntiparallel() const ;
+ SAL_DLLPRIVATE void ReMirror( Point &rPoint ) const;
+ SAL_DLLPRIVATE void ReMirror( tools::Rectangle &rRect ) const;
+ SAL_DLLPRIVATE void ReMirror( vcl::Region &rRegion ) const;
+ SAL_DLLPRIVATE bool ImplIsRecordLayout() const;
+ virtual bool HasMirroredGraphics() const;
+ std::unique_ptr<SalLayout>
+ ImplLayout( const OUString&, sal_Int32 nIndex, sal_Int32 nLen,
+ const Point& rLogicPos = Point(0,0), long nLogicWidth=0,
+ const long* pLogicDXArray=nullptr, SalLayoutFlags flags = SalLayoutFlags::NONE,
+ vcl::TextLayoutCache const* = nullptr,
+ const SalLayoutGlyphs* pGlyphs = nullptr) const;
+ SAL_DLLPRIVATE ImplLayoutArgs ImplPrepareLayoutArgs( OUString&, const sal_Int32 nIndex, const sal_Int32 nLen,
+ DeviceCoordinate nPixelWidth, const DeviceCoordinate* pPixelDXArray,
+ SalLayoutFlags flags = SalLayoutFlags::NONE,
+ vcl::TextLayoutCache const* = nullptr) const;
+ SAL_DLLPRIVATE std::unique_ptr<SalLayout>
+ ImplGlyphFallbackLayout( std::unique_ptr<SalLayout>, ImplLayoutArgs& ) const;
+ SAL_DLLPRIVATE std::unique_ptr<SalLayout>
+ getFallbackLayout(
+ LogicalFontInstance* pLogicalFont, int nFallbackLevel,
+ ImplLayoutArgs& rLayoutArgs) const;
+
+
+ // Enabling/disabling RTL only makes sense for OutputDevices that use a mirroring SalGraphisLayout
+ virtual void EnableRTL( bool bEnable = true);
+ bool IsRTLEnabled() const { return mbEnableRTL; }
+
+ bool GetTextIsRTL( const OUString&, sal_Int32 nIndex, sal_Int32 nLen ) const;
+
+ ///@}
+
+
+ /** @name Bitmap functions
+ */
+ ///@{
+
+public:
+
+ /** @overload
+ void DrawBitmap(
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const Point& rSrcPtPixel,
+ const Size& rSecSizePixel,
+ const Bitmap& rBitmap,
+ MetaActionType nAction = MetaActionType::BMPSCALEPART)
+ */
+ void DrawBitmap(
+ const Point& rDestPt,
+ const Bitmap& rBitmap );
+
+ /** @overload
+ void DrawBitmap(
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const Point& rSrcPtPixel,
+ const Size& rSecSizePixel,
+ const Bitmap& rBitmap,
+ MetaActionType nAction = MetaActionType::BMPSCALEPART)
+ */
+ void DrawBitmap(
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const Bitmap& rBitmap );
+
+ void DrawBitmap(
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const Point& rSrcPtPixel,
+ const Size& rSrcSizePixel,
+ const Bitmap& rBitmap,
+ MetaActionType nAction = MetaActionType::BMPSCALEPART );
+
+ /** @overload
+ void DrawBitmapEx(
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const Point& rSrcPtPixel,
+ const Size& rSecSizePixel,
+ const BitmapEx& rBitmapEx,
+ MetaActionType nAction = MetaActionType::BMPEXSCALEPART)
+ */
+ void DrawBitmapEx(
+ const Point& rDestPt,
+ const BitmapEx& rBitmapEx );
+
+
+ /** @overload
+ void DrawBitmapEx(
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const Point& rSrcPtPixel,
+ const Size& rSecSizePixel,
+ const BitmapEx& rBitmapEx,
+ MetaActionType nAction = MetaActionType::BMPEXSCALEPART)
+ */
+ void DrawBitmapEx(
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const BitmapEx& rBitmapEx );
+
+ void DrawBitmapEx(
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const Point& rSrcPtPixel,
+ const Size& rSrcSizePixel,
+ const BitmapEx& rBitmapEx,
+ MetaActionType nAction = MetaActionType::BMPEXSCALEPART );
+
+ /** @overload
+ virtual void DrawImage(
+ const Point& rPos,
+ const Size& rSize,
+ const Image& rImage,
+ sal_uInt16 nStyle = 0)
+ */
+ void DrawImage(
+ const Point& rPos,
+ const Image& rImage,
+ DrawImageFlags nStyle = DrawImageFlags::NONE );
+
+ void DrawImage(
+ const Point& rPos,
+ const Size& rSize,
+ const Image& rImage,
+ DrawImageFlags nStyle = DrawImageFlags::NONE );
+
+
+ virtual Bitmap GetBitmap( const Point& rSrcPt, const Size& rSize ) const;
+
+ /** Query extended bitmap (with alpha channel, if available).
+ */
+ BitmapEx GetBitmapEx( const Point& rSrcPt, const Size& rSize ) const;
+
+
+ /** Draw BitmapEx transformed
+
+ @param rTransformation
+ The transformation describing the target positioning of the given bitmap. Transforming
+ the unit object coordinates (0, 0, 1, 1) with this matrix is the transformation to
+ discrete coordinates
+
+ @param rBitmapEx
+ The BitmapEx to be painted
+ */
+ void DrawTransformedBitmapEx(
+ const basegfx::B2DHomMatrix& rTransformation,
+ const BitmapEx& rBitmapEx);
+
+ void DrawShadowBitmapEx(
+ const BitmapEx& rBitmapEx,
+ ::Color aShadowColor);
+protected:
+
+ virtual void DrawDeviceBitmap(
+ const Point& rDestPt, const Size& rDestSize,
+ const Point& rSrcPtPixel, const Size& rSrcSizePixel,
+ BitmapEx& rBitmapEx );
+
+ virtual void ScaleBitmap ( Bitmap &rBmp, SalTwoRect &rPosAry );
+
+ /** Transform and draw a bitmap directly
+
+ @param aFullTransform The B2DHomMatrix used for the transformation
+ @param rBitmapEx Reference to the bitmap to be transformed and drawn
+
+ @return true if it was able to draw the bitmap, false if not
+ */
+ virtual bool DrawTransformBitmapExDirect(
+ const basegfx::B2DHomMatrix& aFullTransform,
+ const BitmapEx& rBitmapEx);
+
+ /** Transform and reduce the area that needs to be drawn of the bitmap and return the new
+ visible range and the maximum area.
+
+
+ @param aFullTransform B2DHomMatrix used for transformation
+ @param aVisibleRange The new visible area of the bitmap
+ @param fMaximumArea The maximum area of the bitmap
+
+ @returns true if there is an area to be drawn, otherwise nothing is left to be drawn
+ so return false
+ */
+ virtual bool TransformAndReduceBitmapExToTargetRange(
+ const basegfx::B2DHomMatrix& aFullTransform,
+ basegfx::B2DRange &aVisibleRange,
+ double &fMaximumArea);
+
+private:
+
+ SAL_DLLPRIVATE void DrawDeviceAlphaBitmap(
+ const Bitmap& rBmp,
+ const AlphaMask& rAlpha,
+ const Point& rDestPt,
+ const Size& rDestSize,
+ const Point& rSrcPtPixel,
+ const Size& rSrcSizePixel );
+
+ SAL_DLLPRIVATE void DrawDeviceAlphaBitmapSlowPath(
+ const Bitmap& rBitmap, const AlphaMask& rAlpha,
+ tools::Rectangle aDstRect, tools::Rectangle aBmpRect,
+ Size const & aOutSz, Point const & aOutPt);
+
+
+ SAL_DLLPRIVATE void BlendBitmap(
+ const SalTwoRect& rPosAry,
+ const Bitmap& rBmp );
+
+ SAL_DLLPRIVATE Bitmap BlendBitmap(
+ Bitmap& aBmp,
+ BitmapReadAccess const * pP,
+ BitmapReadAccess const * pA,
+ const sal_Int32 nOffY,
+ const sal_Int32 nDstHeight,
+ const sal_Int32 nOffX,
+ const sal_Int32 nDstWidth,
+ const tools::Rectangle& aBmpRect,
+ const Size& aOutSz,
+ const bool bHMirr,
+ const bool bVMirr,
+ const long* pMapX,
+ const long* pMapY );
+
+ SAL_DLLPRIVATE Bitmap BlendBitmapWithAlpha(
+ Bitmap& aBmp,
+ BitmapReadAccess const * pP,
+ BitmapReadAccess const * pA,
+ const tools::Rectangle& aDstRect,
+ const sal_Int32 nOffY,
+ const sal_Int32 nDstHeight,
+ const sal_Int32 nOffX,
+ const sal_Int32 nDstWidth,
+ const long* pMapX,
+ const long* pMapY );
+
+ /** Retrieve downsampled and cropped bitmap
+
+ @attention This method ignores negative rDstSz values, thus
+ mirroring must happen outside this method (e.g. in DrawBitmap)
+ */
+ SAL_DLLPRIVATE Bitmap GetDownsampledBitmap(
+ const Size& rDstSz,
+ const Point& rSrcPt,
+ const Size& rSrcSz,
+ const Bitmap& rBmp,
+ long nMaxBmpDPIX,
+ long nMaxBmpDPIY );
+
+ ///@}
+
+
+ /** @name Transparency functions
+ */
+ ///@{
+
+public:
+
+ /** helper method removing transparencies from a metafile (e.g. for printing)
+
+ @returns
+ true: transparencies were removed
+ false: output metafile is unchanged input metafile
+
+ @attention this is a member method, so current state can influence the result !
+ @attention the output metafile is prepared in pixel mode for the currentOutputDevice
+ state. It can not be moved or rotated reliably anymore.
+ */
+ bool RemoveTransparenciesFromMetaFile(
+ const GDIMetaFile& rInMtf, GDIMetaFile& rOutMtf,
+ long nMaxBmpDPIX, long nMaxBmpDPIY,
+ bool bReduceTransparency,
+ bool bTransparencyAutoMode,
+ bool bDownsampleBitmaps,
+ const Color& rBackground = COL_TRANSPARENT );
+
+ SAL_DLLPRIVATE void ImplPrintTransparent (
+ const Bitmap& rBmp, const Bitmap& rMask,
+ const Point& rDestPt, const Size& rDestSize,
+ const Point& rSrcPtPixel, const Size& rSrcSizePixel );
+
+ SAL_DLLPRIVATE Color ImplDrawModeToColor ( const Color& rColor ) const;
+
+
+ void DrawTransparent( const tools::PolyPolygon& rPolyPoly, sal_uInt16 nTransparencePercent );
+
+ void DrawTransparent(
+ const basegfx::B2DHomMatrix& rObjectTransform,
+ const basegfx::B2DPolyPolygon& rB2DPolyPoly,
+ double fTransparency);
+
+ void DrawTransparent(
+ const GDIMetaFile& rMtf, const Point& rPos, const Size& rSize,
+ const Gradient& rTransparenceGradient );
+
+protected:
+
+ virtual void EmulateDrawTransparent( const tools::PolyPolygon& rPolyPoly, sal_uInt16 nTransparencePercent );
+ void DrawInvisiblePolygon( const tools::PolyPolygon& rPolyPoly );
+
+ virtual void ClipAndDrawGradientMetafile ( const Gradient &rGradient, const tools::PolyPolygon &rPolyPoly );
+
+private:
+
+ SAL_DLLPRIVATE bool DrawTransparentNatively( const tools::PolyPolygon& rPolyPoly, sal_uInt16 nTransparencePercent );
+ ///@}
+
+
+ /** @name Mask functions
+ */
+ ///@{
+
+public:
+
+ void DrawMask( const Point& rDestPt,
+ const Bitmap& rBitmap, const Color& rMaskColor );
+
+ void DrawMask( const Point& rDestPt, const Size& rDestSize,
+ const Bitmap& rBitmap, const Color& rMaskColor );
+
+ void DrawMask( const Point& rDestPt, const Size& rDestSize,
+ const Point& rSrcPtPixel, const Size& rSrcSizePixel,
+ const Bitmap& rBitmap, const Color& rMaskColor,
+ MetaActionType nAction );
+
+protected:
+
+ virtual void DrawDeviceMask (
+ const Bitmap& rMask, const Color& rMaskColor,
+ const Point& rDestPt, const Size& rDestSize,
+ const Point& rSrcPtPixel, const Size& rSrcSizePixel );
+ ///@}
+
+
+ /** @name Map functions
+ */
+ ///@{
+
+public:
+
+ void EnableMapMode( bool bEnable = true );
+ bool IsMapModeEnabled() const { return mbMap; }
+
+ void SetMapMode();
+ virtual void SetMapMode( const MapMode& rNewMapMode );
+ void SetRelativeMapMode( const MapMode& rNewMapMode );
+ const MapMode& GetMapMode() const { return maMapMode; }
+
+protected:
+ virtual void ImplInitMapModeObjects();
+
+public:
+ // #i75163#
+ basegfx::B2DHomMatrix GetViewTransformation() const;
+ basegfx::B2DHomMatrix GetInverseViewTransformation() const;
+
+ basegfx::B2DHomMatrix GetViewTransformation( const MapMode& rMapMode ) const;
+ basegfx::B2DHomMatrix GetInverseViewTransformation( const MapMode& rMapMode ) const;
+
+
+ /** Set an offset in pixel
+
+ This method offsets every drawing operation that converts its
+ coordinates to pixel by the given value. Normally, the effect
+ can be achieved by setting a MapMode with a different
+ origin. Unfortunately, this origin is in logical coordinates
+ and can lead to rounding errors (see #102532# for details).
+
+ @attention This offset is only applied when converting to
+ pixel, i.e. some output modes such as metafile recordings
+ might be completely unaffected by this method! Use with
+ care. Furthermore, if the OutputDevice's MapMode is the
+ default (that's MapUnit::MapPixel), then any pixel offset set is
+ ignored also. This might be unintuitive for cases, but would
+ have been far more fragile to implement. What's more, the
+ reason why the pixel offset was introduced (avoiding rounding
+ errors) does not apply for MapUnit::MapPixel, because one can always
+ use the MapMode origin then.
+
+ @param rOffset
+ The offset in pixel
+ */
+ void SetPixelOffset( const Size& rOffset );
+
+ /** Get the offset in pixel
+
+ @see OutputDevice::SetPixelOffset for details
+
+ @return the current offset in pixel
+ */
+ Size GetPixelOffset() const { return Size(mnOutOffOrigX, mnOutOffOrigY);}
+
+ Point LogicToPixel( const Point& rLogicPt ) const;
+ Size LogicToPixel( const Size& rLogicSize ) const;
+ tools::Rectangle LogicToPixel( const tools::Rectangle& rLogicRect ) const;
+ tools::Polygon LogicToPixel( const tools::Polygon& rLogicPoly ) const;
+ tools::PolyPolygon LogicToPixel( const tools::PolyPolygon& rLogicPolyPoly ) const;
+ basegfx::B2DPolyPolygon LogicToPixel( const basegfx::B2DPolyPolygon& rLogicPolyPoly ) const;
+ vcl::Region LogicToPixel( const vcl::Region& rLogicRegion )const;
+ Point LogicToPixel( const Point& rLogicPt,
+ const MapMode& rMapMode ) const;
+ Size LogicToPixel( const Size& rLogicSize,
+ const MapMode& rMapMode ) const;
+ tools::Rectangle LogicToPixel( const tools::Rectangle& rLogicRect,
+ const MapMode& rMapMode ) const;
+ tools::Polygon LogicToPixel( const tools::Polygon& rLogicPoly,
+ const MapMode& rMapMode ) const;
+ basegfx::B2DPolyPolygon LogicToPixel( const basegfx::B2DPolyPolygon& rLogicPolyPoly,
+ const MapMode& rMapMode ) const;
+
+ Point PixelToLogic( const Point& rDevicePt ) const;
+ Size PixelToLogic( const Size& rDeviceSize ) const;
+ tools::Rectangle PixelToLogic( const tools::Rectangle& rDeviceRect ) const;
+ tools::Polygon PixelToLogic( const tools::Polygon& rDevicePoly ) const;
+ tools::PolyPolygon PixelToLogic( const tools::PolyPolygon& rDevicePolyPoly ) const;
+ basegfx::B2DPolyPolygon PixelToLogic( const basegfx::B2DPolyPolygon& rDevicePolyPoly ) const;
+ vcl::Region PixelToLogic( const vcl::Region& rDeviceRegion ) const;
+ Point PixelToLogic( const Point& rDevicePt,
+ const MapMode& rMapMode ) const;
+ Size PixelToLogic( const Size& rDeviceSize,
+ const MapMode& rMapMode ) const;
+ tools::Rectangle PixelToLogic( const tools::Rectangle& rDeviceRect,
+ const MapMode& rMapMode ) const;
+ tools::Polygon PixelToLogic( const tools::Polygon& rDevicePoly,
+ const MapMode& rMapMode ) const;
+ basegfx::B2DPolygon PixelToLogic( const basegfx::B2DPolygon& rDevicePoly,
+ const MapMode& rMapMode ) const;
+ basegfx::B2DPolyPolygon PixelToLogic( const basegfx::B2DPolyPolygon& rDevicePolyPoly,
+ const MapMode& rMapMode ) const;
+
+ Point LogicToLogic( const Point& rPtSource,
+ const MapMode* pMapModeSource,
+ const MapMode* pMapModeDest ) const;
+ Size LogicToLogic( const Size& rSzSource,
+ const MapMode* pMapModeSource,
+ const MapMode* pMapModeDest ) const;
+ tools::Rectangle LogicToLogic( const tools::Rectangle& rRectSource,
+ const MapMode* pMapModeSource,
+ const MapMode* pMapModeDest ) const;
+ static Point LogicToLogic( const Point& rPtSource,
+ const MapMode& rMapModeSource,
+ const MapMode& rMapModeDest );
+ static Size LogicToLogic( const Size& rSzSource,
+ const MapMode& rMapModeSource,
+ const MapMode& rMapModeDest );
+ static tools::Rectangle LogicToLogic( const tools::Rectangle& rRectSource,
+ const MapMode& rMapModeSource,
+ const MapMode& rMapModeDest );
+ static long LogicToLogic( long nLongSource,
+ MapUnit eUnitSource,
+ MapUnit eUnitDest );
+
+ static basegfx::B2DPolygon LogicToLogic( const basegfx::B2DPolygon& rPoly,
+ const MapMode& rMapModeSource,
+ const MapMode& rMapModeDest );
+
+ // create a mapping transformation from rMapModeSource to rMapModeDest (the above methods
+ // for B2DPoly/Polygons use this internally anyway to transform the B2DPolygon)
+ static basegfx::B2DHomMatrix LogicToLogic(const MapMode& rMapModeSource, const MapMode& rMapModeDest);
+
+ /** Convert a logical rectangle to a rectangle in physical device pixel units.
+
+ @param rLogicRect Const reference to a rectangle in logical units
+
+ @returns Rectangle based on physical device pixel coordinates and units.
+ */
+ SAL_DLLPRIVATE tools::Rectangle ImplLogicToDevicePixel( const tools::Rectangle& rLogicRect ) const;
+
+ /** Convert a logical point to a physical point on the device.
+
+ @param rLogicPt Const reference to a point in logical units.
+
+ @returns Physical point on the device.
+ */
+ SAL_DLLPRIVATE Point ImplLogicToDevicePixel( const Point& rLogicPt ) const;
+
+ /** Convert a logical width to a width in units of device pixels.
+
+ To get the number of device pixels, it must calculate the X-DPI of the device and
+ the map scaling factor. If there is no mapping, then it just returns the
+ width as nothing more needs to be done.
+
+ @param nWidth Logical width
+
+ @returns Width in units of device pixels.
+ */
+ SAL_DLLPRIVATE long ImplLogicWidthToDevicePixel( long nWidth ) const;
+
+ SAL_DLLPRIVATE DeviceCoordinate LogicWidthToDeviceCoordinate( long nWidth ) const;
+
+ /** Convert a logical X coordinate to a device pixel's X coordinate.
+
+ To get the device's X coordinate, it must calculate the mapping offset
+ coordinate X position (if there is one - if not then it just adds
+ the pseudo-window offset to the logical X coordinate), the X-DPI of
+ the device and the mapping's X scaling factor.
+
+ @param nX Logical X coordinate
+
+ @returns Device's X pixel coordinate
+ */
+ SAL_DLLPRIVATE long ImplLogicXToDevicePixel( long nX ) const;
+
+ /** Convert a logical Y coordinate to a device pixel's Y coordinate.
+
+ To get the device's Y coordinate, it must calculate the mapping offset
+ coordinate Y position (if there is one - if not then it just adds
+ the pseudo-window offset to the logical Y coordinate), the Y-DPI of
+ the device and the mapping's Y scaling factor.
+
+ @param nY Logical Y coordinate
+
+ @returns Device's Y pixel coordinate
+ */
+ SAL_DLLPRIVATE long ImplLogicYToDevicePixel( long nY ) const;
+
+ /** Convert a logical height to a height in units of device pixels.
+
+ To get the number of device pixels, it must calculate the Y-DPI of the device and
+ the map scaling factor. If there is no mapping, then it just returns the
+ height as nothing more needs to be done.
+
+ @param nHeight Logical height
+
+ @returns Height in units of device pixels.
+ */
+ SAL_DLLPRIVATE long ImplLogicHeightToDevicePixel( long nHeight ) const;
+
+ /** Convert device pixels to a width in logical units.
+
+ To get the logical width, it must calculate the X-DPI of the device and the
+ map scaling factor.
+
+ @param nWidth Width in device pixels
+
+ @returns Width in logical units.
+ */
+ SAL_DLLPRIVATE long ImplDevicePixelToLogicWidth( long nWidth ) const;
+
+ /** Convert device pixels to a height in logical units.
+
+ To get the logical height, it must calculate the Y-DPI of the device and the
+ map scaling factor.
+
+ @param nHeight Height in device pixels
+
+ @returns Height in logical units.
+ */
+ SAL_DLLPRIVATE long ImplDevicePixelToLogicHeight( long nHeight ) const;
+
+ /** Convert logical height to device pixels, with exact sub-pixel value.
+
+ To get the \em exact pixel height, it must calculate the Y-DPI of the device and the
+ map scaling factor.
+
+ @param fLogicHeight Exact height in logical units.
+
+ @returns Exact height in pixels - returns as a float to provide for subpixel value.
+ */
+ SAL_DLLPRIVATE float ImplFloatLogicHeightToDevicePixel( float fLogicHeight ) const;
+
+ /** Convert a logical size to the size on the physical device.
+
+ @param rLogicSize Const reference to a size in logical units
+
+ @returns Physical size on the device.
+ */
+ SAL_DLLPRIVATE Size ImplLogicToDevicePixel( const Size& rLogicSize ) const;
+
+ /** Convert a rectangle in physical pixel units to a rectangle in physical pixel units and coords.
+
+ @param rPixelRect Const reference to rectangle in logical units and coords.
+
+ @returns Rectangle based on logical coordinates and units.
+ */
+ SAL_DLLPRIVATE tools::Rectangle ImplDevicePixelToLogic( const tools::Rectangle& rPixelRect ) const;
+
+ /** Convert a logical polygon to a polygon in physical device pixel units.
+
+ @param rLogicPoly Const reference to a polygon in logical units
+
+ @returns Polygon based on physical device pixel coordinates and units.
+ */
+ SAL_DLLPRIVATE tools::Polygon ImplLogicToDevicePixel( const tools::Polygon& rLogicPoly ) const;
+
+ /** Convert a logical polypolygon to a polypolygon in physical device pixel units.
+
+ @param rLogicPolyPoly Const reference to a polypolygon in logical units
+
+ @returns Polypolygon based on physical device pixel coordinates and units.
+ */
+ SAL_DLLPRIVATE tools::PolyPolygon ImplLogicToDevicePixel( const tools::PolyPolygon& rLogicPolyPoly ) const;
+
+ /** Convert a line in logical units to a line in physical device pixel units.
+
+ @param rLineInfo Const reference to a line in logical units
+
+ @returns Line based on physical device pixel coordinates and units.
+ */
+ SAL_DLLPRIVATE LineInfo ImplLogicToDevicePixel( const LineInfo& rLineInfo ) const;
+
+ /** Convert a region in pixel units to a region in device pixel units and coords.
+
+ @param rRegion Const reference to region.
+
+ @returns vcl::Region based on device pixel coordinates and units.
+ */
+ SAL_DLLPRIVATE vcl::Region ImplPixelToDevicePixel( const vcl::Region& rRegion ) const;
+
+ /** Invalidate the view transformation.
+
+ @since AOO bug 75163 (OpenOffice.org 2.4.3 - OOH 680 milestone 212)
+ */
+ SAL_DLLPRIVATE void ImplInvalidateViewTransform();
+
+ /** Get device transformation.
+
+ @since AOO bug 75163 (OpenOffice.org 2.4.3 - OOH 680 milestone 212)
+ */
+ SAL_DLLPRIVATE basegfx::B2DHomMatrix ImplGetDeviceTransformation() const;
+ ///@}
+
+
+ /** @name Native Widget Rendering functions
+
+ These all just call through to the private mpGraphics functions of the same name.
+ */
+ ///@{
+
+public:
+
+ /** Query the platform layer for control support
+ */
+ bool IsNativeControlSupported( ControlType nType, ControlPart nPart ) const;
+
+ /** Query the native control to determine if it was acted upon
+ */
+ bool HitTestNativeScrollbar(
+ ControlPart nPart,
+ const tools::Rectangle& rControlRegion,
+ const Point& aPos,
+ bool& rIsInside ) const;
+
+ /** Request rendering of a particular control and/or part
+ */
+ bool DrawNativeControl(
+ ControlType nType,
+ ControlPart nPart,
+ const tools::Rectangle& rControlRegion,
+ ControlState nState,
+ const ImplControlValue& aValue,
+ const OUString& aCaption,
+ const Color& rBackgroundColor = COL_AUTO );
+
+ /** Query the native control's actual drawing region (including adornment)
+ */
+ bool GetNativeControlRegion(
+ ControlType nType,
+ ControlPart nPart,
+ const tools::Rectangle& rControlRegion,
+ ControlState nState,
+ const ImplControlValue& aValue,
+ tools::Rectangle &rNativeBoundingRegion,
+ tools::Rectangle &rNativeContentRegion ) const;
+ ///@}
+
+ /** @name EPS functions
+ */
+ ///@{
+
+public:
+
+ /** @returns boolean value to see if EPS could be painted directly.
+ Theoretically, handing over a matrix would be needed to handle
+ painting rotated EPS files (e.g. contained in Metafiles). This
+ would then need to be supported for Mac and PS printers, but
+ that's too much for now, wrote \#i107046# for this */
+ bool DrawEPS(
+ const Point& rPt, const Size& rSz,
+ const GfxLink& rGfxLink, GDIMetaFile* pSubst = nullptr );
+ ///@}
+};
+
+#endif // INCLUDED_VCL_OUTDEV_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */