vcl/inc/unx/freetypetextrender.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <sal/config.h>
  23
  24 #include <textrender.hxx>
  25
  26 class FreetypeFontInstance;
  27
  28 // Generic implementation that uses freetype, but DrawTextLayout()
  29 // still needs implementing (e.g. by Cairo or Skia).
  30 class VCL_DLLPUBLIC FreeTypeTextRenderImpl : public TextRenderImpl
  31 {
  32 protected:
  33     rtl::Reference<FreetypeFontInstance>
  34                             mpFreetypeFont[ MAX_FALLBACK ];
  35
  36     Color           mnTextColor;
  37
  38 public:
  39     FreeTypeTextRenderImpl();
  40     virtual ~FreeTypeTextRenderImpl() override;
  41
  42     virtual void                SetTextColor( Color nColor ) override;
  43     virtual void                SetFont(LogicalFontInstance*, int nFallbackLevel) override;
  44     virtual void                GetFontMetric( FontMetricDataRef&, int nFallbackLevel ) override;
  45     virtual FontCharMapRef      GetFontCharMap() const override;
  46     virtual bool                GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const override;
  47     virtual void                GetDevFontList( vcl::font::PhysicalFontCollection* ) override;
  48     virtual void                ClearDevFontCache() override;
  49     virtual bool                AddTempDevFont( vcl::font::PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) override;
  50
  51     virtual std::unique_ptr<GenericSalLayout>
  52                                 GetTextLayout(int nFallbackLevel) override;
  53 };
  54
  55 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */