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-rw-r--r--vcl/inc/skia/gdiimpl.hxx441
-rw-r--r--vcl/inc/skia/osx/bitmap.hxx26
-rw-r--r--vcl/inc/skia/osx/gdiimpl.hxx57
-rw-r--r--vcl/inc/skia/quartz/cgutils.h40
-rw-r--r--vcl/inc/skia/salbmp.hxx231
-rw-r--r--vcl/inc/skia/utils.hxx341
-rw-r--r--vcl/inc/skia/win/font.hxx40
-rw-r--r--vcl/inc/skia/win/gdiimpl.hxx91
-rw-r--r--vcl/inc/skia/x11/gdiimpl.hxx45
-rw-r--r--vcl/inc/skia/x11/salvd.hxx48
-rw-r--r--vcl/inc/skia/x11/textrender.hxx39
-rw-r--r--vcl/inc/skia/zone.hxx33
12 files changed, 1432 insertions, 0 deletions
diff --git a/vcl/inc/skia/gdiimpl.hxx b/vcl/inc/skia/gdiimpl.hxx
new file mode 100644
index 0000000000..b879872a8b
--- /dev/null
+++ b/vcl/inc/skia/gdiimpl.hxx
@@ -0,0 +1,441 @@
+/* -*- 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_SKIA_GDIIMPL_HXX
+#define INCLUDED_VCL_SKIA_GDIIMPL_HXX
+
+#include <vcl/dllapi.h>
+
+#include <salgdiimpl.hxx>
+#include <salgeom.hxx>
+
+#include <skia/utils.hxx>
+
+#include <SkPaint.h>
+#include <SkBlendMode.h>
+#include <optional>
+
+class SkiaFlushIdle;
+class GenericSalLayout;
+class SkFont;
+class SkiaSalBitmap;
+
+class VCL_DLLPUBLIC SkiaSalGraphicsImpl : public SalGraphicsImpl
+{
+public:
+ SkiaSalGraphicsImpl(SalGraphics& pParent, SalGeometryProvider* pProvider);
+ virtual ~SkiaSalGraphicsImpl() override;
+
+ virtual void Init() override;
+
+ virtual void DeInit() override;
+
+ virtual OUString getRenderBackendName() const override { return "skia"; }
+
+ const vcl::Region& getClipRegion() const;
+ virtual void setClipRegion(const vcl::Region&) override;
+
+ //
+ // get the depth of the device
+ virtual sal_uInt16 GetBitCount() const override;
+
+ // get the width of the device
+ virtual tools::Long GetGraphicsWidth() const override;
+
+ // set the clip region to empty
+ virtual void ResetClipRegion() override;
+
+ // set the line color to transparent (= don't draw lines)
+
+ virtual void SetLineColor() override;
+
+ // set the line color to a specific color
+ virtual void SetLineColor(Color nColor) override;
+
+ // set the fill color to transparent (= don't fill)
+ virtual void SetFillColor() override;
+
+ // set the fill color to a specific color, shapes will be
+ // filled accordingly
+ virtual void SetFillColor(Color nColor) override;
+
+ // enable/disable XOR drawing
+ virtual void SetXORMode(bool bSet, bool bInvertOnly) override;
+
+ // set line color for raster operations
+ virtual void SetROPLineColor(SalROPColor nROPColor) override;
+
+ // set fill color for raster operations
+ virtual void SetROPFillColor(SalROPColor nROPColor) override;
+
+ // draw --> LineColor and FillColor and RasterOp and ClipRegion
+ virtual void drawPixel(tools::Long nX, tools::Long nY) override;
+ virtual void drawPixel(tools::Long nX, tools::Long nY, Color nColor) override;
+
+ virtual void drawLine(tools::Long nX1, tools::Long nY1, tools::Long nX2,
+ tools::Long nY2) override;
+
+ virtual void drawRect(tools::Long nX, tools::Long nY, tools::Long nWidth,
+ tools::Long nHeight) override;
+
+ virtual void drawPolyLine(sal_uInt32 nPoints, const Point* pPtAry) override;
+
+ virtual void drawPolygon(sal_uInt32 nPoints, const Point* pPtAry) override;
+
+ virtual void drawPolyPolygon(sal_uInt32 nPoly, const sal_uInt32* pPoints,
+ const Point** pPtAry) override;
+
+ virtual void drawPolyPolygon(const basegfx::B2DHomMatrix& rObjectToDevice,
+ const basegfx::B2DPolyPolygon&, double fTransparency) override;
+
+ virtual bool drawPolyLine(const basegfx::B2DHomMatrix& rObjectToDevice,
+ const basegfx::B2DPolygon&, double fTransparency, double fLineWidth,
+ const std::vector<double>* pStroke, basegfx::B2DLineJoin,
+ css::drawing::LineCap, double fMiterMinimumAngle,
+ bool bPixelSnapHairline) override;
+
+ virtual bool drawPolyLineBezier(sal_uInt32 nPoints, const Point* pPtAry,
+ const PolyFlags* pFlgAry) override;
+
+ virtual bool drawPolygonBezier(sal_uInt32 nPoints, const Point* pPtAry,
+ const PolyFlags* pFlgAry) override;
+
+ virtual bool drawPolyPolygonBezier(sal_uInt32 nPoly, const sal_uInt32* pPoints,
+ const Point* const* pPtAry,
+ const PolyFlags* const* pFlgAry) override;
+
+ // CopyArea --> No RasterOp, but ClipRegion
+ virtual void copyArea(tools::Long nDestX, tools::Long nDestY, tools::Long nSrcX,
+ tools::Long nSrcY, tools::Long nSrcWidth, tools::Long nSrcHeight,
+ bool bWindowInvalidate) override;
+
+ virtual void copyBits(const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics) 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 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(tools::Long nX, tools::Long nY, tools::Long nWidth,
+ tools::Long nHeight) override;
+
+ virtual Color getPixel(tools::Long nX, tools::Long nY) override;
+
+ // invert --> ClipRegion (only Windows or VirDevs)
+ virtual void invert(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight,
+ SalInvert nFlags) override;
+
+ virtual void invert(sal_uInt32 nPoints, const Point* pPtAry, SalInvert nFlags) override;
+
+ virtual bool drawEPS(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight,
+ void* pPtr, sal_uInt32 nSize) 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
+ */
+ virtual bool drawAlphaBitmap(const SalTwoRect&, const SalBitmap& rSourceBitmap,
+ const SalBitmap& rAlphaBitmap) override;
+
+ /** draw transformed bitmap (maybe with alpha) where Null, X, Y define the coordinate system */
+ virtual bool drawTransformedBitmap(const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX,
+ const basegfx::B2DPoint& rY, const SalBitmap& rSourceBitmap,
+ const SalBitmap* pAlphaBitmap, double fAlpha) override;
+
+ virtual bool hasFastDrawTransformedBitmap() const override;
+
+ /** Render solid rectangle with given transparency
+
+ @param nX Top left coordinate of rectangle
+
+ @param nY Bottom right coordinate of rectangle
+
+ @param nWidth Width of rectangle
+
+ @param nHeight Height of rectangle
+
+ @param nTransparency Transparency value (0-255) to use. 0 blits and opaque, 255 a
+ fully transparent rectangle
+
+ @returns true if successfully drawn, false if not able to draw rectangle
+ */
+ virtual bool drawAlphaRect(tools::Long nX, tools::Long nY, tools::Long nWidth,
+ tools::Long nHeight, sal_uInt8 nTransparency) override;
+
+ virtual bool drawGradient(const tools::PolyPolygon& rPolygon,
+ const Gradient& rGradient) override;
+ virtual bool implDrawGradient(const basegfx::B2DPolyPolygon& rPolyPolygon,
+ const SalGradient& rGradient) override;
+
+ virtual bool supportsOperation(OutDevSupportType eType) const override;
+
+ // Dump contents to a file for debugging.
+ void dump(const char* file) const;
+
+ // Default blend mode for SkPaint is SkBlendMode::kSrcOver
+ void drawBitmap(const SalTwoRect& rPosAry, const SkiaSalBitmap& bitmap,
+ SkBlendMode blendMode = SkBlendMode::kSrcOver);
+
+ void drawImage(const SalTwoRect& rPosAry, const sk_sp<SkImage>& aImage, int srcScaling = 1,
+ SkBlendMode eBlendMode = SkBlendMode::kSrcOver);
+
+ void drawShader(const SalTwoRect& rPosAry, const sk_sp<SkShader>& shader,
+ SkBlendMode blendMode = SkBlendMode::kSrcOver);
+
+ void drawGenericLayout(const GenericSalLayout& layout, Color textColor, const SkFont& font,
+ const SkFont& verticalFont);
+
+protected:
+ // To be called before any drawing.
+ void preDraw();
+ // To be called after any drawing.
+ void postDraw();
+ // The canvas to draw to.
+ SkCanvas* getDrawCanvas() { return mSurface->getCanvas(); }
+ // Call before makeImageSnapshot(), ensures the content is up to date.
+ void flushDrawing();
+
+ virtual void createSurface();
+ // Call to ensure that mSurface is valid. If mSurface is going to be modified,
+ // use preDraw() instead of this.
+ void checkSurface();
+ void destroySurface();
+ // Reimplemented for X11.
+ virtual bool avoidRecreateByResize() const;
+ void createWindowSurface(bool forceRaster = false);
+ virtual void createWindowSurfaceInternal(bool forceRaster = false) = 0;
+ void createOffscreenSurface();
+ virtual void flushSurfaceToWindowContext();
+
+ void privateDrawAlphaRect(tools::Long nX, tools::Long nY, tools::Long nWidth,
+ tools::Long nHeight, double nTransparency, bool blockAA = false);
+ void privateCopyBits(const SalTwoRect& rPosAry, SkiaSalGraphicsImpl* src);
+
+ void setProvider(SalGeometryProvider* provider) { mProvider = provider; }
+
+ bool isOffscreen() const;
+ bool isGPU() const { return mIsGPU; }
+
+ void invert(basegfx::B2DPolygon const& rPoly, SalInvert eFlags);
+
+ // Called by SkiaFlushIdle.
+ void performFlush();
+ void scheduleFlush();
+ friend class SkiaFlushIdle;
+
+ // get the width of the device
+ int GetWidth() const { return mProvider ? mProvider->GetWidth() : 1; }
+ // get the height of the device
+ int GetHeight() const { return mProvider ? mProvider->GetHeight() : 1; }
+ // Get the global HiDPI scaling factor.
+ virtual int getWindowScaling() const;
+
+ void addUpdateRegion(const SkRect& rect)
+ {
+ // Make slightly larger, just in case (rounding, antialiasing,...).
+ SkIRect addedRect = rect.makeOutset(2, 2).round();
+ // Using SkIRect should be enough, SkRegion would be too slow with many operations
+ // and swapping to the screen is not _that_slow.
+ mDirtyRect.join(addedRect);
+ }
+ void setCanvasScalingAndClipping();
+ void resetCanvasScalingAndClipping();
+ static void setCanvasClipRegion(SkCanvas* canvas, const vcl::Region& region);
+ sk_sp<SkImage> mergeCacheBitmaps(const SkiaSalBitmap& bitmap, const SkiaSalBitmap* alphaBitmap,
+ const Size& targetSize);
+ using DirectImage = SkiaHelper::DirectImage;
+ static OString makeCachedImageKey(const SkiaSalBitmap& bitmap, const SkiaSalBitmap* alphaBitmap,
+ const Size& targetSize, DirectImage bitmapType,
+ DirectImage alphaBitmapType);
+
+ // Skia uses floating point coordinates, so when we use integer coordinates, sometimes
+ // rounding results in off-by-one errors (down), especially when drawing using GPU,
+ // see https://bugs.chromium.org/p/skia/issues/detail?id=9611 . Compensate for
+ // it by using centers of pixels. Using 0.5 may sometimes round up, so go with 0.495 .
+ static constexpr SkScalar toSkX(tools::Long x) { return x + 0.495; }
+ static constexpr SkScalar toSkY(tools::Long y) { return y + 0.495; }
+ // Value to add to be exactly in the middle of the pixel.
+ static constexpr SkScalar toSkXYFix = SkScalar(0.005);
+
+ // Perform any pending drawing such as delayed merging of polygons. Called by preDraw()
+ // and anything that means the next operation cannot be another one in a series (e.g.
+ // changing colors).
+ void checkPendingDrawing();
+ bool delayDrawPolyPolygon(const basegfx::B2DPolyPolygon& polygon, double transparency);
+ void performDrawPolyPolygon(const basegfx::B2DPolyPolygon& polygon, double transparency,
+ bool useAA);
+
+ BmpScaleFlag goodScalingQuality() const { return SkiaHelper::goodScalingQuality(isGPU()); }
+ SkSamplingOptions makeSamplingOptions(const SalTwoRect& rPosAry, int scalingFactor,
+ int srcScalingFactor = 1)
+ {
+ return SkiaHelper::makeSamplingOptions(rPosAry, scalingFactor, srcScalingFactor, isGPU());
+ }
+ SkSamplingOptions makeSamplingOptions(const SkMatrix& matrix, int scalingFactor)
+ {
+ return SkiaHelper::makeSamplingOptions(goodScalingQuality(), matrix, scalingFactor);
+ }
+
+ // Create SkPaint to use when drawing to the surface. It is not to be used
+ // when doing internal drawing such as when merging two bitmaps together.
+ // This may apply some default settings to the paint as necessary.
+ SkPaint makePaintInternal() const;
+ // Create SkPaint set up for drawing lines (using mLineColor etc.).
+ SkPaint makeLinePaint(double transparency = 0) const;
+ // Create SkPaint set up for filling (using mFillColor etc.).
+ SkPaint makeFillPaint(double transparency = 0) const;
+ // Create SkPaint set up for bitmap drawing.
+ SkPaint makeBitmapPaint() const;
+ // Create SkPaint set up for gradient drawing.
+ SkPaint makeGradientPaint() const;
+ // Create SkPaint set up for text drawing.
+ SkPaint makeTextPaint(std::optional<Color> color) const;
+ // Create SkPaint for unspecified pixel drawing. Avoid if possible.
+ SkPaint makePixelPaint(std::optional<Color> color) const;
+
+ template <typename charT, typename traits>
+ friend inline std::basic_ostream<charT, traits>&
+ operator<<(std::basic_ostream<charT, traits>& stream, const SkiaSalGraphicsImpl* graphics)
+ {
+ if (graphics == nullptr)
+ return stream << "(null)";
+ // O - offscreen, G - GPU-based, R - raster
+ stream << static_cast<const void*>(graphics) << " "
+ << Size(graphics->GetWidth(), graphics->GetHeight());
+ if (graphics->mScaling != 1)
+ stream << "*" << graphics->mScaling;
+ stream << (graphics->isGPU() ? "G" : "R") << (graphics->isOffscreen() ? "O" : "");
+ return stream;
+ }
+
+ void windowBackingPropertiesChanged();
+
+ SalGraphics& mParent;
+ /// Pointer to the SalFrame or SalVirtualDevice
+ SalGeometryProvider* mProvider;
+ // The Skia surface that is target of all the rendering.
+ sk_sp<SkSurface> mSurface;
+ // Note that mSurface may be a proxy surface and not the one from the window context.
+ std::unique_ptr<sk_app::WindowContext> mWindowContext;
+ bool mIsGPU; // whether the surface is GPU-backed
+ // Note that we generally use VCL coordinates, which is not mSurface coordinates if mScaling!=1.
+ SkIRect mDirtyRect; // The area that has been changed since the last performFlush().
+ vcl::Region mClipRegion;
+ std::optional<Color> moLineColor;
+ std::optional<Color> moFillColor;
+ enum class XorMode
+ {
+ None,
+ Invert,
+ Xor
+ };
+ XorMode mXorMode;
+ std::unique_ptr<SkiaFlushIdle> mFlush;
+ // Info about pending polygons to draw (we try to merge adjacent polygons into one).
+ struct LastPolyPolygonInfo
+ {
+ basegfx::B2DPolyPolygonVector polygons;
+ basegfx::B2DRange bounds;
+ double transparency;
+ };
+ LastPolyPolygonInfo mLastPolyPolygonInfo;
+ inline static int pendingOperationsToFlush = 0;
+ int mScaling; // The scale factor for HiDPI screens.
+ bool mInWindowBackingPropertiesChanged;
+};
+
+inline SkPaint SkiaSalGraphicsImpl::makePaintInternal() const
+{
+ SkPaint paint;
+ // Invert could be done using a blend mode like invert() does, but
+ // intentionally use SkBlender to make sure it's not overwritten
+ // by a blend mode set later (which would be probably a mistake),
+ // and so that the drawing color does not actually matter.
+ if (mXorMode == XorMode::Invert)
+ SkiaHelper::setBlenderInvert(&paint);
+ else if (mXorMode == XorMode::Xor)
+ SkiaHelper::setBlenderXor(&paint);
+ return paint;
+}
+
+inline SkPaint SkiaSalGraphicsImpl::makeLinePaint(double transparency) const
+{
+ assert(moLineColor.has_value());
+ SkPaint paint = makePaintInternal();
+ paint.setColor(transparency == 0
+ ? SkiaHelper::toSkColor(*moLineColor)
+ : SkiaHelper::toSkColorWithTransparency(*moLineColor, transparency));
+ paint.setStyle(SkPaint::kStroke_Style);
+ return paint;
+}
+
+inline SkPaint SkiaSalGraphicsImpl::makeFillPaint(double transparency) const
+{
+ assert(moFillColor.has_value());
+ SkPaint paint = makePaintInternal();
+ paint.setColor(transparency == 0
+ ? SkiaHelper::toSkColor(*moFillColor)
+ : SkiaHelper::toSkColorWithTransparency(*moFillColor, transparency));
+ if (moLineColor == moFillColor)
+ paint.setStyle(SkPaint::kStrokeAndFill_Style);
+ else
+ paint.setStyle(SkPaint::kFill_Style);
+ return paint;
+}
+
+inline SkPaint SkiaSalGraphicsImpl::makeBitmapPaint() const { return makePaintInternal(); }
+
+inline SkPaint SkiaSalGraphicsImpl::makeGradientPaint() const { return makePaintInternal(); }
+
+inline SkPaint SkiaSalGraphicsImpl::makeTextPaint(std::optional<Color> color) const
+{
+ assert(color.has_value());
+ SkPaint paint = makePaintInternal();
+ paint.setColor(SkiaHelper::toSkColor(*color));
+ return paint;
+}
+
+inline SkPaint SkiaSalGraphicsImpl::makePixelPaint(std::optional<Color> color) const
+{
+ assert(color.has_value());
+ SkPaint paint = makePaintInternal();
+ paint.setColor(SkiaHelper::toSkColor(*color));
+ return paint;
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/osx/bitmap.hxx b/vcl/inc/skia/osx/bitmap.hxx
new file mode 100644
index 0000000000..0c0b1ee09b
--- /dev/null
+++ b/vcl/inc/skia/osx/bitmap.hxx
@@ -0,0 +1,26 @@
+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_VCL_INC_SKIA_OSX_BITMAP_HXX
+#define INCLUDED_VCL_INC_SKIA_OSX_BITMAP_HXX
+
+#include <vcl/dllapi.h>
+
+#include <osx/osxvcltypes.h>
+
+class Image;
+
+namespace SkiaHelper
+{
+VCL_PLUGIN_PUBLIC CGImageRef createCGImage(const Image& rImage);
+};
+
+#endif // INCLUDED_VCL_INC_SKIA_OSX_BITMAP_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/osx/gdiimpl.hxx b/vcl/inc/skia/osx/gdiimpl.hxx
new file mode 100644
index 0000000000..b97245e86e
--- /dev/null
+++ b/vcl/inc/skia/osx/gdiimpl.hxx
@@ -0,0 +1,57 @@
+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_VCL_INC_SKIA_OSX_GDIIMPL_HXX
+#define INCLUDED_VCL_INC_SKIA_OSX_GDIIMPL_HXX
+
+#include <vcl/dllapi.h>
+
+#include <quartz/salgdi.h>
+
+#include <skia/gdiimpl.hxx>
+#include <skia/utils.hxx>
+
+#include <SkFontMgr.h>
+
+class VCL_PLUGIN_PUBLIC AquaSkiaSalGraphicsImpl final : public SkiaSalGraphicsImpl,
+ public AquaGraphicsBackendBase
+{
+public:
+ AquaSkiaSalGraphicsImpl(AquaSalGraphics& rParent, AquaSharedAttributes& rShared);
+ virtual ~AquaSkiaSalGraphicsImpl() override;
+
+ virtual void freeResources() override;
+
+ virtual void UpdateGeometryProvider(SalGeometryProvider* provider) override
+ {
+ setProvider(provider);
+ }
+ static void prepareSkia();
+
+ virtual bool drawNativeControl(ControlType nType, ControlPart nPart,
+ const tools::Rectangle& rControlRegion, ControlState nState,
+ const ImplControlValue& aValue) override;
+
+ virtual void drawTextLayout(const GenericSalLayout& layout) override;
+
+ virtual void Flush() override;
+ virtual void Flush(const tools::Rectangle&) override;
+ virtual void WindowBackingPropertiesChanged() override;
+
+private:
+ virtual int getWindowScaling() const override;
+ virtual void createWindowSurfaceInternal(bool forceRaster = false) override;
+ virtual void flushSurfaceToWindowContext() override;
+ void flushSurfaceToScreenCG();
+ static inline sk_sp<SkFontMgr> fontManager;
+};
+
+#endif // INCLUDED_VCL_INC_SKIA_OSX_GDIIMPL_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/quartz/cgutils.h b/vcl/inc/skia/quartz/cgutils.h
new file mode 100644
index 0000000000..cb43a31dcd
--- /dev/null
+++ b/vcl/inc/skia/quartz/cgutils.h
@@ -0,0 +1,40 @@
+/* -*- 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
+
+constexpr uint32_t SkiaToCGBitmapType(SkColorType color, SkAlphaType alpha)
+{
+ if (alpha == kPremul_SkAlphaType)
+ {
+ return color == kBGRA_8888_SkColorType
+ ? (uint32_t(kCGImageAlphaPremultipliedFirst)
+ | uint32_t(kCGBitmapByteOrder32Little))
+ : (uint32_t(kCGImageAlphaPremultipliedLast) | uint32_t(kCGBitmapByteOrder32Big));
+ }
+ else
+ {
+ assert(alpha == kOpaque_SkAlphaType);
+ return color == kBGRA_8888_SkColorType
+ ? (uint32_t(kCGImageAlphaNoneSkipFirst) | uint32_t(kCGBitmapByteOrder32Little))
+ : (uint32_t(kCGImageAlphaNoneSkipLast) | uint32_t(kCGBitmapByteOrder32Big));
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/salbmp.hxx b/vcl/inc/skia/salbmp.hxx
new file mode 100644
index 0000000000..c42aa30f46
--- /dev/null
+++ b/vcl/inc/skia/salbmp.hxx
@@ -0,0 +1,231 @@
+/* -*- 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_SKIA_SALBMP_H
+#define INCLUDED_VCL_INC_SKIA_SALBMP_H
+
+#include <salbmp.hxx>
+#include <vcl/bitmap.hxx>
+
+#include <boost/shared_ptr.hpp>
+
+#include <skia/utils.hxx>
+
+#include <SkImage.h>
+
+class VCL_PLUGIN_PUBLIC SkiaSalBitmap final : public SalBitmap
+{
+public:
+ SkiaSalBitmap();
+ SkiaSalBitmap(const sk_sp<SkImage>& image);
+ virtual ~SkiaSalBitmap() override;
+
+ // SalBitmap methods
+ virtual bool Create(const Size& rSize, vcl::PixelFormat ePixelFormat,
+ const BitmapPalette& rPal) override;
+ virtual bool Create(const SalBitmap& rSalBmp) override;
+ virtual bool Create(const SalBitmap& rSalBmp, SalGraphics* pGraphics) override;
+ virtual bool Create(const SalBitmap& rSalBmp, vcl::PixelFormat eNewPixelFormat) override;
+ virtual bool Create(const css::uno::Reference<css::rendering::XBitmapCanvas>& rBitmapCanvas,
+ Size& rSize, bool bMask = false) override;
+
+ virtual void Destroy() final override;
+
+ virtual Size GetSize() const override;
+ virtual sal_uInt16 GetBitCount() const override;
+
+ virtual BitmapBuffer* AcquireBuffer(BitmapAccessMode nMode) override;
+ virtual void ReleaseBuffer(BitmapBuffer* pBuffer, BitmapAccessMode nMode) override;
+
+ virtual bool GetSystemData(BitmapSystemData& rData) override;
+
+ virtual bool ScalingSupported() const override;
+ virtual bool Scale(const double& rScaleX, const double& rScaleY,
+ BmpScaleFlag nScaleFlag) override;
+ virtual bool Replace(const Color& rSearchColor, const Color& rReplaceColor,
+ sal_uInt8 nTol) override;
+ virtual bool InterpretAs8Bit() override;
+ virtual bool ConvertToGreyscale() override;
+ virtual bool Erase(const Color& color) override;
+ virtual bool AlphaBlendWith(const SalBitmap& rSalBmp) override;
+ virtual bool Invert() override;
+#if defined MACOSX || defined IOS
+ virtual CGImageRef CreateWithMask(const SalBitmap& rMask, int nX, int nY, int nWidth,
+ int nHeight) const override;
+ virtual CGImageRef CreateColorMask(int nX, int nY, int nWidth, int nHeight,
+ Color nMaskColor) const override;
+ virtual CGImageRef CreateCroppedImage(int nX, int nY, int nWidth, int nHeight) const override;
+#endif
+
+ const BitmapPalette& Palette() const { return mPalette; }
+
+ // True if GetSkShader() should be preferred to GetSkImage() (or the Alpha variants).
+ bool PreferSkShader() const;
+
+ // Direct image means direct access to the stored SkImage, without checking
+ // if its size is up to date. This should be used only in special cases with care.
+ using DirectImage = SkiaHelper::DirectImage;
+ // Returns the contents as SkImage (possibly GPU-backed).
+ const sk_sp<SkImage>& GetSkImage(DirectImage direct = DirectImage::No) const;
+ sk_sp<SkShader> GetSkShader(const SkSamplingOptions& samplingOptions,
+ DirectImage direct = DirectImage::No) const;
+ // Returns the contents as alpha SkImage (possibly GPU-backed)
+ const sk_sp<SkImage>& GetAlphaSkImage(DirectImage direct = DirectImage::No) const;
+ sk_sp<SkShader> GetAlphaSkShader(const SkSamplingOptions& samplingOptions,
+ DirectImage direct = DirectImage::No) const;
+
+ // Key for caching/hashing.
+ OString GetImageKey(DirectImage direct = DirectImage::No) const;
+ OString GetAlphaImageKey(DirectImage direct = DirectImage::No) const;
+
+ // Returns true if it is known that this bitmap can be ignored if it's to be used
+ // as an alpha bitmap. An optimization, not guaranteed to return true for all such cases.
+ bool IsFullyOpaqueAsAlpha() const;
+ // Alpha type best suitable for the content.
+ SkAlphaType alphaType() const;
+
+ // Tries to create direct GetAlphaSkImage() from direct GetSkImage().
+ void TryDirectConvertToAlphaNoScaling();
+
+ // Dump contents to a file for debugging.
+ void dump(const char* file) const;
+
+ // These are to be used only by unittests.
+ bool unittestHasBuffer() const { return mBuffer.get(); }
+ bool unittestHasImage() const { return mImage.get(); }
+ bool unittestHasAlphaImage() const { return mAlphaImage.get(); }
+ bool unittestHasEraseColor() const { return mEraseColorSet; }
+ bool unittestHasPendingScale() const { return mSize != mPixelsSize; }
+ const sal_uInt8* unittestGetBuffer() const { return mBuffer.get(); }
+ const SkImage* unittestGetImage() const { return mImage.get(); }
+ const SkImage* unittestGetAlphaImage() const { return mAlphaImage.get(); }
+ void unittestResetToImage() { ResetToSkImage(GetSkImage()); }
+
+private:
+ // This should be called whenever the contents have (possibly) changed.
+ // It may reset some cached data such as the checksum.
+ void DataChanged();
+ // Reset the state to pixel data (resets cached images allocated in GetSkImage()/GetAlphaSkImage()).
+ void ResetToBuffer();
+ // Sets the data only as SkImage (will be converted as needed).
+ void ResetToSkImage(sk_sp<SkImage> image);
+ // Resets all data (buffer and images).
+ void ResetAllData();
+ // Call to ensure mBuffer has data (will convert from mImage if necessary).
+ void EnsureBitmapData();
+ void EnsureBitmapData() const { return const_cast<SkiaSalBitmap*>(this)->EnsureBitmapData(); }
+ // Like EnsureBitmapData(), but will also make any shared data unique.
+ // Call before changing the data.
+ void EnsureBitmapUniqueData();
+ // Allocate mBuffer (with uninitialized contents).
+ void CreateBitmapData();
+ // Should be called whenever mPixelsSize or mBitCount is set/changed.
+ bool ComputeScanlineSize();
+ // Resets information about pending scaling. To be called when mBuffer is resized or created.
+ void ResetPendingScaling();
+ // Sets bitmap to be erased on demand.
+ void EraseInternal(const Color& color);
+ // Sets pixels to the erase color.
+ void PerformErase();
+ // Try to find out if the content is completely black. Used for optimizations,
+ // not guaranteed to always return true for such bitmaps.
+ bool IsAllBlack() const;
+ void ReleaseBuffer(BitmapBuffer* pBuffer, BitmapAccessMode nMode, bool dontChangeToErase);
+ SkBitmap GetAsSkBitmap() const;
+ bool ConserveMemory() const;
+ void verify() const
+#ifdef DBG_UTIL
+ ;
+#else
+ {
+ }
+#endif
+
+ template <typename charT, typename traits>
+ friend std::basic_ostream<charT, traits>& operator<<(std::basic_ostream<charT, traits>& stream,
+ const SkiaSalBitmap* bitmap)
+ {
+ if (bitmap == nullptr)
+ return stream << "(null)";
+ // p - has (non-trivial) palette
+ // I/i - has SkImage (on GPU/CPU),
+ // A/a - has alpha SkImage (on GPU/CPU)
+ // E - has erase color
+ // B - has pixel buffer
+ // (wxh) - has pending scaling (after each item)
+ stream << static_cast<const void*>(bitmap) << " " << bitmap->GetSize() << "x"
+ << bitmap->GetBitCount();
+ if (bitmap->GetBitCount() <= 8 && !bitmap->Palette().IsGreyPalette8Bit())
+ stream << "p";
+ stream << "/";
+ if (bitmap->mImage)
+ {
+ stream << (bitmap->mImage->isTextureBacked() ? "I" : "i");
+ if (SkiaHelper::imageSize(bitmap->mImage) != bitmap->mSize)
+ stream << "(" << SkiaHelper::imageSize(bitmap->mImage) << ")";
+ }
+ if (bitmap->mAlphaImage)
+ {
+ stream << (bitmap->mAlphaImage->isTextureBacked() ? "A" : "a");
+ if (SkiaHelper::imageSize(bitmap->mAlphaImage) != bitmap->mSize)
+ stream << "(" << SkiaHelper::imageSize(bitmap->mAlphaImage) << ")";
+ }
+ if (bitmap->mEraseColorSet)
+ stream << "E" << bitmap->mEraseColor;
+ if (bitmap->mBuffer)
+ {
+ stream << "B";
+ if (bitmap->mSize != bitmap->mPixelsSize)
+ stream << "(" << bitmap->mPixelsSize << ")";
+ }
+ return stream;
+ }
+
+ BitmapPalette mPalette;
+ int mBitCount = 0; // bpp
+ Size mSize;
+ // The contents of the bitmap may be stored in several different ways:
+ // As mBuffer buffer, which normally stores pixels in the given format.
+ // As SkImage, as cached GPU-backed data, but sometimes also a result of some operation.
+ // There is no "master" storage that the other would be derived from. The usual
+ // mode of operation is that mBuffer holds the data, mImage is created
+ // on demand as GPU-backed cached data by calling GetSkImage(), and the cached mImage
+ // is reset by ResetCachedImage(). But sometimes only mImage will be set and in that case
+ // mBuffer must be filled from it on demand if necessary by EnsureBitmapData().
+ boost::shared_ptr<sal_uInt8[]> mBuffer;
+ int mScanlineSize; // size of one row in mBuffer (based on mPixelsSize)
+ sk_sp<SkImage> mImage; // possibly GPU-backed
+ bool mImageImmutable = false;
+ sk_sp<SkImage> mAlphaImage; // cached contents as alpha image, possibly GPU-backed
+ // Actual scaling triggered by scale() is done on-demand. This is the size of the pixel
+ // data in mBuffer, if it differs from mSize, then there is a scaling operation pending.
+ Size mPixelsSize;
+ BmpScaleFlag mScaleQuality = BmpScaleFlag::BestQuality; // quality for on-demand scaling
+ // Erase() is delayed, just sets these two instead of filling the buffer.
+ bool mEraseColorSet = false;
+ Color mEraseColor;
+ int mReadAccessCount = 0; // number of read AcquireAccess() that have not been released
+#ifdef DBG_UTIL
+ int mWriteAccessCount = 0; // number of write AcquireAccess() that have not been released
+#endif
+};
+
+#endif // INCLUDED_VCL_INC_SKIA_SALBMP_H
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/utils.hxx b/vcl/inc/skia/utils.hxx
new file mode 100644
index 0000000000..3c19192e1c
--- /dev/null
+++ b/vcl/inc/skia/utils.hxx
@@ -0,0 +1,341 @@
+/* -*- 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_SKIA_UTILS_H
+#define INCLUDED_VCL_INC_SKIA_UTILS_H
+
+#include <vcl/skia/SkiaHelper.hxx>
+
+#include <tools/gen.hxx>
+#include <driverblocklist.hxx>
+#include <vcl/bitmap.hxx>
+#include <vcl/salgtype.hxx>
+
+#include <test/GraphicsRenderTests.hxx>
+
+#include <premac.h>
+#include <SkRegion.h>
+#include <SkSurface.h>
+#if defined __GNUC__ && !defined __clang__
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wattributes"
+#pragma GCC diagnostic ignored "-Wshadow"
+#endif
+#include <tools/sk_app/WindowContext.h>
+#if defined __GNUC__ && !defined __clang__
+#pragma GCC diagnostic pop
+#endif
+#include <postmac.h>
+
+#include <string_view>
+
+namespace SkiaHelper
+{
+// Get the one shared GrDirectContext instance.
+GrDirectContext* getSharedGrDirectContext();
+
+void disableRenderMethod(RenderMethod method);
+
+// Create SkSurface, GPU-backed if possible.
+VCL_DLLPUBLIC sk_sp<SkSurface> createSkSurface(int width, int height,
+ SkColorType type = kN32_SkColorType,
+ SkAlphaType alpha = kPremul_SkAlphaType);
+
+inline sk_sp<SkSurface> createSkSurface(const Size& size, SkColorType type = kN32_SkColorType,
+ SkAlphaType alpha = kPremul_SkAlphaType)
+{
+ return createSkSurface(size.Width(), size.Height(), type, alpha);
+}
+
+inline sk_sp<SkSurface> createSkSurface(int width, int height, SkAlphaType alpha)
+{
+ return createSkSurface(width, height, kN32_SkColorType, alpha);
+}
+
+inline sk_sp<SkSurface> createSkSurface(const Size& size, SkAlphaType alpha)
+{
+ return createSkSurface(size.Width(), size.Height(), kN32_SkColorType, alpha);
+}
+
+// Create SkImage, GPU-backed if possible.
+VCL_DLLPUBLIC sk_sp<SkImage> createSkImage(const SkBitmap& bitmap);
+
+// Call surface->makeImageSnapshot() and abort on failure.
+VCL_DLLPUBLIC sk_sp<SkImage> makeCheckedImageSnapshot(sk_sp<SkSurface> surface);
+VCL_DLLPUBLIC sk_sp<SkImage> makeCheckedImageSnapshot(sk_sp<SkSurface> surface,
+ const SkIRect& bounds);
+
+inline Size imageSize(const sk_sp<SkImage>& image) { return Size(image->width(), image->height()); }
+
+inline SkColor toSkColor(Color color)
+{
+ return SkColorSetARGB(color.GetAlpha(), color.GetRed(), color.GetGreen(), color.GetBlue());
+}
+
+inline SkColor toSkColorWithTransparency(Color aColor, double fTransparency)
+{
+ return SkColorSetA(toSkColor(aColor), 255 * (1.0 - fTransparency));
+}
+
+inline SkColor toSkColorWithIntensity(Color color, int intensity)
+{
+ return SkColorSetARGB(color.GetAlpha(), color.GetRed() * intensity / 100,
+ color.GetGreen() * intensity / 100, color.GetBlue() * intensity / 100);
+}
+
+inline Color fromSkColor(SkColor color)
+{
+ return Color(ColorAlpha, SkColorGetA(color), SkColorGetR(color), SkColorGetG(color),
+ SkColorGetB(color));
+}
+
+// Whether to use GetSkImage() that checks for delayed scaling or whether to access
+// the stored image directly without checks.
+enum DirectImage
+{
+ Yes,
+ No
+};
+
+// Sets SkBlender that will do an invert operation.
+void setBlenderInvert(SkPaint* paint);
+// Sets SkBlender that will do a xor operation.
+void setBlenderXor(SkPaint* paint);
+
+// Must be called in any VCL backend before any Skia functionality is used.
+// If not set, Skia will be disabled.
+VCL_DLLPUBLIC void
+ prepareSkia(std::unique_ptr<sk_app::WindowContext> (*createGpuWindowContext)(bool));
+
+// Shared cache of images.
+void addCachedImage(const OString& key, sk_sp<SkImage> image);
+sk_sp<SkImage> findCachedImage(const OString& key);
+void removeCachedImage(sk_sp<SkImage> image);
+tools::Long maxImageCacheSize();
+
+// Get checksum of the image content, only for raster images. Is cached,
+// but may still be somewhat expensive.
+uint32_t getSkImageChecksum(sk_sp<SkImage> image);
+
+// SkSurfaceProps to be used by all Skia surfaces.
+VCL_DLLPUBLIC const SkSurfaceProps* surfaceProps();
+// Set pixel geometry to be used by SkSurfaceProps.
+VCL_DLLPUBLIC void setPixelGeometry(SkPixelGeometry pixelGeometry);
+
+inline bool isUnitTestRunning(const char* name = nullptr)
+{
+ if (name == nullptr)
+ {
+ static const char* const testname = getenv("LO_TESTNAME");
+ if (testname != nullptr)
+ return true;
+ return !vcl::test::activeGraphicsRenderTest().isEmpty();
+ }
+ const char* const testname = getenv("LO_TESTNAME");
+ if (testname != nullptr && std::string_view(name) == testname)
+ return true;
+ return vcl::test::activeGraphicsRenderTest().equalsAscii(name);
+}
+
+// Scaling done on the GPU is fast, but bicubic done in raster mode can be slow
+// if done too much, and it generally shouldn't be needed for to-screen drawing.
+// In that case use only BmpScaleFlag::Default, which is bilinear+mipmap,
+// which should be good enough (and that's what the "super" bitmap scaling
+// algorithm done by VCL does as well).
+inline BmpScaleFlag goodScalingQuality(bool isGPU)
+{
+ return isGPU ? BmpScaleFlag::BestQuality : BmpScaleFlag::Default;
+}
+
+// Normal scaling algorithms have a poor quality when downscaling a lot.
+// https://bugs.chromium.org/p/skia/issues/detail?id=11810 suggests to use mipmaps
+// in such a case, which is annoying to do explicitly instead of Skia deciding which
+// algorithm would be the best, but now with Skia removing SkFilterQuality and requiring
+// explicitly being told what algorithm to use this appears to be the best we can do.
+// Anything scaled down at least this ratio will use linear+mipmaps.
+constexpr int downscaleRatioThreshold = 4;
+
+inline SkSamplingOptions makeSamplingOptions(BmpScaleFlag scalingType, SkMatrix matrix,
+ int scalingFactor)
+{
+ switch (scalingType)
+ {
+ case BmpScaleFlag::BestQuality:
+ if (scalingFactor != 1)
+ matrix.postScale(scalingFactor, scalingFactor);
+ if (matrix.getScaleX() <= 1.0 / downscaleRatioThreshold
+ || matrix.getScaleY() <= 1.0 / downscaleRatioThreshold)
+ return SkSamplingOptions(SkFilterMode::kLinear, SkMipmapMode::kLinear);
+ return SkSamplingOptions(SkCubicResampler::Mitchell());
+ case BmpScaleFlag::Default:
+ // Use SkMipmapMode::kNearest for better quality when downscaling. SkMipmapMode::kLinear
+ // would be even better, but it is not specially optimized in raster mode.
+ return SkSamplingOptions(SkFilterMode::kLinear, SkMipmapMode::kNearest);
+ case BmpScaleFlag::Fast:
+ case BmpScaleFlag::NearestNeighbor:
+ return SkSamplingOptions(SkFilterMode::kNearest, SkMipmapMode::kNone);
+ default:
+ assert(false);
+ return SkSamplingOptions();
+ }
+}
+
+inline SkSamplingOptions makeSamplingOptions(BmpScaleFlag scalingType, const Size& srcSize,
+ Size destSize, int scalingFactor)
+{
+ switch (scalingType)
+ {
+ case BmpScaleFlag::BestQuality:
+ if (scalingFactor != 1)
+ destSize *= scalingFactor;
+ if (srcSize.Width() / destSize.Width() >= downscaleRatioThreshold
+ || srcSize.Height() / destSize.Height() >= downscaleRatioThreshold)
+ return SkSamplingOptions(SkFilterMode::kLinear, SkMipmapMode::kLinear);
+ return SkSamplingOptions(SkCubicResampler::Mitchell());
+ case BmpScaleFlag::Default:
+ // As in the first overload, use kNearest.
+ return SkSamplingOptions(SkFilterMode::kLinear, SkMipmapMode::kNearest);
+ case BmpScaleFlag::Fast:
+ case BmpScaleFlag::NearestNeighbor:
+ return SkSamplingOptions(SkFilterMode::kNearest, SkMipmapMode::kNone);
+ default:
+ assert(false);
+ return SkSamplingOptions();
+ }
+}
+
+inline SkSamplingOptions makeSamplingOptions(const SalTwoRect& rPosAry, int scalingFactor,
+ int srcScalingFactor, bool isGPU)
+{
+ // If there will be scaling, make it smooth, but not in unittests, as those often
+ // require exact color values and would be confused by this.
+ if (isUnitTestRunning())
+ return SkSamplingOptions(); // none
+ Size srcSize(rPosAry.mnSrcWidth, rPosAry.mnSrcHeight);
+ Size destSize(rPosAry.mnDestWidth, rPosAry.mnDestHeight);
+ if (scalingFactor != 1)
+ destSize *= scalingFactor;
+ if (srcScalingFactor != 1)
+ srcSize *= srcScalingFactor;
+ if (srcSize != destSize)
+ return makeSamplingOptions(goodScalingQuality(isGPU), srcSize, destSize, 1);
+ return SkSamplingOptions(); // none
+}
+
+inline SkRect scaleRect(const SkRect& rect, int scaling)
+{
+ return SkRect::MakeXYWH(rect.x() * scaling, rect.y() * scaling, rect.width() * scaling,
+ rect.height() * scaling);
+}
+
+inline SkIRect scaleRect(const SkIRect& rect, int scaling)
+{
+ return SkIRect::MakeXYWH(rect.x() * scaling, rect.y() * scaling, rect.width() * scaling,
+ rect.height() * scaling);
+}
+
+#ifdef DBG_UTIL
+void prefillSurface(const sk_sp<SkSurface>& surface);
+#endif
+
+VCL_DLLPUBLIC void dump(const SkBitmap& bitmap, const char* file);
+VCL_DLLPUBLIC void dump(const sk_sp<SkImage>& image, const char* file);
+VCL_DLLPUBLIC void dump(const sk_sp<SkSurface>& surface, const char* file);
+
+VCL_DLLPUBLIC extern uint32_t vendorId;
+
+inline DriverBlocklist::DeviceVendor getVendor()
+{
+ return DriverBlocklist::GetVendorFromId(vendorId);
+}
+
+} // namespace SkiaHelper
+
+// For unittests.
+namespace SkiaTests
+{
+VCL_DLLPUBLIC bool matrixNeedsHighQuality(const SkMatrix& matrix);
+}
+
+template <typename charT, typename traits>
+inline std::basic_ostream<charT, traits>& operator<<(std::basic_ostream<charT, traits>& stream,
+ const SkRect& rectangle)
+{
+ if (rectangle.isEmpty())
+ return stream << "EMPTY";
+ else
+ return stream << rectangle.width() << 'x' << rectangle.height() << "@(" << rectangle.x()
+ << ',' << rectangle.y() << ")";
+}
+
+template <typename charT, typename traits>
+inline std::basic_ostream<charT, traits>& operator<<(std::basic_ostream<charT, traits>& stream,
+ const SkIRect& rectangle)
+{
+ if (rectangle.isEmpty())
+ return stream << "EMPTY";
+ else
+ return stream << rectangle.width() << 'x' << rectangle.height() << "@(" << rectangle.x()
+ << ',' << rectangle.y() << ")";
+}
+
+template <typename charT, typename traits>
+inline std::basic_ostream<charT, traits>& operator<<(std::basic_ostream<charT, traits>& stream,
+ const SkRegion& region)
+{
+ if (region.isEmpty())
+ return stream << "EMPTY";
+ stream << "(";
+ SkRegion::Iterator it(region);
+ for (int i = 0; !it.done(); it.next(), ++i)
+ stream << "[" << i << "] " << it.rect();
+ stream << ")";
+ return stream;
+}
+
+template <typename charT, typename traits>
+inline std::basic_ostream<charT, traits>& operator<<(std::basic_ostream<charT, traits>& stream,
+ const SkMatrix& matrix)
+{
+ return stream << "[" << matrix[0] << " " << matrix[1] << " " << matrix[2] << "]"
+ << "[" << matrix[3] << " " << matrix[4] << " " << matrix[5] << "]"
+ << "[" << matrix[6] << " " << matrix[7] << " " << matrix[8] << "]";
+}
+
+template <typename charT, typename traits>
+inline std::basic_ostream<charT, traits>& operator<<(std::basic_ostream<charT, traits>& stream,
+ const SkImage& image)
+{
+ // G - on GPU
+ return stream << static_cast<const void*>(&image) << " " << Size(image.width(), image.height())
+ << "/" << (SkColorTypeBytesPerPixel(image.imageInfo().colorType()) * 8)
+ << (image.isTextureBacked() ? "G" : "");
+}
+template <typename charT, typename traits>
+inline std::basic_ostream<charT, traits>& operator<<(std::basic_ostream<charT, traits>& stream,
+ const sk_sp<SkImage>& image)
+{
+ if (image == nullptr)
+ return stream << "(null)";
+ return stream << *image;
+}
+
+#endif // INCLUDED_VCL_INC_SKIA_UTILS_H
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/win/font.hxx b/vcl/inc/skia/win/font.hxx
new file mode 100644
index 0000000000..b63c5cba47
--- /dev/null
+++ b/vcl/inc/skia/win/font.hxx
@@ -0,0 +1,40 @@
+/* -*- 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/.
+ *
+ */
+
+#pragma once
+
+#include <sal/config.h>
+
+#include <win/winlayout.hxx>
+
+#include <SkTypeface.h>
+
+// This class only adds SkTypeface in order to allow its caching.
+class SkiaWinFontInstance : public WinFontInstance
+{
+ friend rtl::Reference<LogicalFontInstance>
+ WinFontFace::CreateFontInstance(const vcl::font::FontSelectPattern&) const;
+
+public:
+ sk_sp<SkTypeface> GetSkiaTypeface() const { return m_skiaTypeface; }
+ bool GetSkiaDWrite() const { return m_skiaDWrite; }
+ void SetSkiaTypeface(const sk_sp<SkTypeface>& typeface, bool dwrite)
+ {
+ m_skiaTypeface = typeface;
+ m_skiaDWrite = dwrite;
+ }
+
+private:
+ using WinFontInstance::WinFontInstance;
+ sk_sp<SkTypeface> m_skiaTypeface;
+ bool m_skiaDWrite;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/win/gdiimpl.hxx b/vcl/inc/skia/win/gdiimpl.hxx
new file mode 100644
index 0000000000..c5b12d0881
--- /dev/null
+++ b/vcl/inc/skia/win/gdiimpl.hxx
@@ -0,0 +1,91 @@
+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_VCL_INC_SKIA_WIN_GDIIMPL_HXX
+#define INCLUDED_VCL_INC_SKIA_WIN_GDIIMPL_HXX
+
+#include <memory>
+#include <systools/win32/comtools.hxx>
+
+#include <vcl/dllapi.h>
+#include <skia/gdiimpl.hxx>
+#include <skia/utils.hxx>
+#include <win/salgdi.h>
+#include <win/wingdiimpl.hxx>
+#include <o3tl/lru_map.hxx>
+#include <ControlCacheKey.hxx>
+#include <svdata.hxx>
+
+#include <SkFont.h>
+#include <SkFontMgr.h>
+
+#include <dwrite_3.h>
+
+class SkTypeface;
+class ControlCacheKey;
+
+class SkiaCompatibleDC : public CompatibleDC
+{
+public:
+ SkiaCompatibleDC(SalGraphics& rGraphics, int x, int y, int width, int height);
+
+ sk_sp<SkImage> getAsImageDiff(const SkiaCompatibleDC& white) const;
+};
+
+class WinSkiaSalGraphicsImpl : public SkiaSalGraphicsImpl, public WinSalGraphicsImplBase
+{
+private:
+ WinSalGraphics& mWinParent;
+
+public:
+ WinSkiaSalGraphicsImpl(WinSalGraphics& rGraphics, SalGeometryProvider* mpProvider);
+
+ virtual bool UseRenderNativeControl() const override { return true; }
+ virtual bool TryRenderCachedNativeControl(ControlCacheKey const& rControlCacheKey, int nX,
+ int nY) override;
+ virtual bool RenderAndCacheNativeControl(CompatibleDC& rWhite, CompatibleDC& rBlack, int nX,
+ int nY, ControlCacheKey& aControlCacheKey) override;
+
+ virtual bool DrawTextLayout(const GenericSalLayout& layout) override;
+ virtual void ClearDevFontCache() override;
+ virtual void ClearNativeControlCache() override;
+
+ virtual void freeResources() override;
+ virtual void Flush() override;
+
+ static void prepareSkia();
+
+protected:
+ virtual void createWindowSurfaceInternal(bool forceRaster = false) override;
+ static sk_sp<SkTypeface> createDirectWriteTypeface(const WinFontInstance* pWinFont);
+ static void initFontInfo();
+ inline static sal::systools::COMReference<IDWriteFontSetBuilder> dwriteFontSetBuilder;
+ inline static sal::systools::COMReference<IDWriteFontCollection1> dwritePrivateCollection;
+ inline static sk_sp<SkFontMgr> dwriteFontMgr;
+ inline static bool dwriteDone = false;
+ static SkFont::Edging fontEdging;
+};
+
+typedef std::pair<ControlCacheKey, sk_sp<SkImage>> SkiaControlCachePair;
+typedef o3tl::lru_map<ControlCacheKey, sk_sp<SkImage>, ControlCacheHashFunction>
+ SkiaControlCacheType;
+
+class SkiaControlsCache
+{
+ SkiaControlCacheType cache;
+
+ SkiaControlsCache();
+
+public:
+ static SkiaControlCacheType& get();
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/x11/gdiimpl.hxx b/vcl/inc/skia/x11/gdiimpl.hxx
new file mode 100644
index 0000000000..f7198671b4
--- /dev/null
+++ b/vcl/inc/skia/x11/gdiimpl.hxx
@@ -0,0 +1,45 @@
+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_VCL_INC_SKIA_X11_GDIIMPL_HXX
+#define INCLUDED_VCL_INC_SKIA_X11_GDIIMPL_HXX
+
+#include <vcl/dllapi.h>
+
+#include <skia/gdiimpl.hxx>
+#include <unx/salgdi.h>
+#include <unx/x11/x11gdiimpl.h>
+
+class VCL_PLUGIN_PUBLIC X11SkiaSalGraphicsImpl final : public SkiaSalGraphicsImpl,
+ public X11GraphicsImpl
+{
+private:
+ X11SalGraphics& mX11Parent;
+
+public:
+ X11SkiaSalGraphicsImpl(X11SalGraphics& rParent);
+
+ virtual void Init() override;
+ virtual void freeResources() override;
+ virtual void Flush() override;
+
+ static void prepareSkia();
+
+private:
+ virtual void createWindowSurfaceInternal(bool forceRaster = false) override;
+ virtual bool avoidRecreateByResize() const override;
+ static std::unique_ptr<sk_app::WindowContext>
+ createWindowContext(Display* display, Drawable drawable, const XVisualInfo* visual, int width,
+ int height, SkiaHelper::RenderMethod renderMethod, bool temporary);
+ friend std::unique_ptr<sk_app::WindowContext> createVulkanWindowContext(bool);
+};
+
+#endif // INCLUDED_VCL_INC_SKIA_X11_GDIIMPL_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/x11/salvd.hxx b/vcl/inc/skia/x11/salvd.hxx
new file mode 100644
index 0000000000..137a58ae67
--- /dev/null
+++ b/vcl/inc/skia/x11/salvd.hxx
@@ -0,0 +1,48 @@
+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_VCL_INC_SKIA_X11_SALVD_H
+#define INCLUDED_VCL_INC_SKIA_X11_SALVD_H
+
+#include <salvd.hxx>
+#include <unx/saldisp.hxx>
+#include <unx/salgdi.h>
+
+class X11SkiaSalVirtualDevice final : public SalVirtualDevice
+{
+ SalDisplay* mpDisplay;
+ std::unique_ptr<X11SalGraphics> mpGraphics;
+ bool mbGraphics; // is Graphics used
+ SalX11Screen mnXScreen;
+ int mnWidth;
+ int mnHeight;
+
+public:
+ X11SkiaSalVirtualDevice(const SalGraphics& rGraphics, tools::Long nDX, tools::Long nDY,
+ const SystemGraphicsData* pData,
+ std::unique_ptr<X11SalGraphics> pNewGraphics);
+ virtual ~X11SkiaSalVirtualDevice() override;
+
+ // SalGeometryProvider
+ virtual tools::Long GetWidth() const override { return mnWidth; }
+ virtual tools::Long GetHeight() const override { return mnHeight; }
+
+ SalDisplay* GetDisplay() const { return mpDisplay; }
+ const SalX11Screen& GetXScreenNumber() const { return mnXScreen; }
+
+ virtual SalGraphics* AcquireGraphics() override;
+ virtual void ReleaseGraphics(SalGraphics* pGraphics) override;
+
+ // Set new size, without saving the old contents
+ virtual bool SetSize(tools::Long nNewDX, tools::Long nNewDY) override;
+};
+
+#endif // INCLUDED_VCL_INC_SKIA_X11_SALVD_H
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/x11/textrender.hxx b/vcl/inc/skia/x11/textrender.hxx
new file mode 100644
index 0000000000..623e229e8e
--- /dev/null
+++ b/vcl/inc/skia/x11/textrender.hxx
@@ -0,0 +1,39 @@
+/* -*- 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_SKIA_TEXTRENDER_HXX
+#define INCLUDED_VCL_INC_SKIA_TEXTRENDER_HXX
+
+#include <unx/freetypetextrender.hxx>
+
+#include <SkFontMgr.h>
+
+class VCL_DLLPUBLIC SkiaTextRender final : public FreeTypeTextRenderImpl
+{
+public:
+ virtual void DrawTextLayout(const GenericSalLayout&, const SalGraphics&) override;
+ virtual void ClearDevFontCache() override;
+
+private:
+ static inline sk_sp<SkFontMgr> fontManager;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/inc/skia/zone.hxx b/vcl/inc/skia/zone.hxx
new file mode 100644
index 0000000000..6d503e7eb8
--- /dev/null
+++ b/vcl/inc/skia/zone.hxx
@@ -0,0 +1,33 @@
+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_VCL_INC_SKIA_ZONE_H
+#define INCLUDED_VCL_INC_SKIA_ZONE_H
+
+#include <comphelper/crashzone.hxx>
+
+#include <vcl/dllapi.h>
+
+#include <comphelper/solarmutex.hxx>
+
+// Used around calls to Skia code to detect crashes in drivers.
+class VCL_DLLPUBLIC SkiaZone : public CrashZone<SkiaZone>
+{
+public:
+ SkiaZone() { assert(comphelper::SolarMutex::get()->IsCurrentThread()); }
+ static void hardDisable();
+ static void relaxWatchdogTimings();
+ static const CrashWatchdogTimingsValues& getCrashWatchdogTimingsValues();
+ static void checkDebug(int nUnchanged, const CrashWatchdogTimingsValues& aTimingValues);
+ static const char* name() { return "Skia"; }
+};
+
+#endif // INCLUDED_VCL_INC_SKIA_ZONE_H
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-08 23:03:13 +0000