/* -*- 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_WIN_DWRITERENDERER_HXX #define INCLUDED_VCL_INC_WIN_DWRITERENDERER_HXX #include #include #include #include enum class D2DTextAntiAliasMode { Default, Aliased, AntiAliased, ClearType, }; class D2DWriteTextOutRenderer : public TextOutRenderer { public: explicit D2DWriteTextOutRenderer(bool bRenderingModeNatural); virtual ~D2DWriteTextOutRenderer() override; bool operator()(GenericSalLayout const &rLayout, SalGraphics &rGraphics, HDC hDC, bool bRenderingModeNatural) override; HRESULT BindDC(HDC hDC, tools::Rectangle const & rRect = tools::Rectangle(0, 0, 1, 1)); bool BindFont(HDC hDC) /*override*/; bool ReleaseFont() /*override*/; std::vector GetGlyphInkBoxes(uint16_t const * pGid, uint16_t const * pGidEnd) const /*override*/; ID2D1RenderTarget * GetRenderTarget() const { return mpRT; } IDWriteFontFace * GetFontFace() const { return mpFontFace; } float GetEmHeight() const { return mlfEmHeight; } HRESULT CreateRenderTarget(bool bRenderingModeNatural); bool Ready() const; void applyTextAntiAliasMode(bool bRenderingModeNatural); bool GetRenderingModeNatural() const { return mbRenderingModeNatural; } private: // This is a singleton object disable copy ctor and assignment operator D2DWriteTextOutRenderer(const D2DWriteTextOutRenderer &) = delete; D2DWriteTextOutRenderer & operator = (const D2DWriteTextOutRenderer &) = delete; bool GetDWriteFaceFromHDC(HDC hDC, IDWriteFontFace ** ppFontFace, float * lfSize) const; bool performRender(GenericSalLayout const &rLayout, SalGraphics &rGraphics, HDC hDC, bool& bRetry, bool bRenderingModeNatural); ID2D1Factory * mpD2DFactory; IDWriteFactory * mpDWriteFactory; IDWriteGdiInterop * mpGdiInterop; ID2D1DCRenderTarget * mpRT; const D2D1_RENDER_TARGET_PROPERTIES mRTProps; IDWriteFontFace * mpFontFace; float mlfEmHeight; HDC mhDC; bool mbRenderingModeNatural; D2DTextAntiAliasMode meTextAntiAliasMode; }; /** * Sets and unsets the needed DirectWrite transform to support the font's horizontal scaling and * rotation. */ class WinFontTransformGuard { public: WinFontTransformGuard(ID2D1RenderTarget* pRenderTarget, float fHScale, const GenericSalLayout& rLayout, const D2D1_POINT_2F& rBaseline, bool bIsVertical); ~WinFontTransformGuard(); private: ID2D1RenderTarget* mpRenderTarget; D2D1::Matrix3x2F maTransform; }; #endif // INCLUDED_VCL_INC_WIN_DWRITERENDERER_HXX /* vim:set shiftwidth=4 softtabstop=4 expandtab: */