canvas/source/directx/dx_textlayout_drawhelper.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 <memory>
  23
  24 #include <com/sun/star/uno/Sequence.hxx>
  25 #include <com/sun/star/rendering/StringContext.hpp>
  26 #include <com/sun/star/rendering/XCanvasFont.hpp>
  27 #include <com/sun/star/geometry/Matrix2D.hpp>
  28 #include <com/sun/star/rendering/XGraphicDevice.hpp>
  29 #include <com/sun/star/rendering/ViewState.hpp>
  30 #include <com/sun/star/rendering/RenderState.hpp>
  31
  32 #include <basegfx/vector/b2isize.hxx>
  33
  34 namespace com::sun::star::rendering { class XCanvasFont; }
  35
  36 namespace Gdiplus { class Graphics; }
  37
  38 namespace dxcanvas
  39 {
  40     struct Bitmap;
  41     class TextLayoutDrawHelper
  42     {
  43     public:
  44         explicit TextLayoutDrawHelper(
  45             const css::uno::Reference< css::rendering::XGraphicDevice >& xGraphicDevice);
  46         ~TextLayoutDrawHelper();
  47
  48         // draw text
  49         void drawText( const std::shared_ptr<Gdiplus::Graphics>&          rGraphics,
  50                        const css::rendering::ViewState&        rViewState,
  51                        const css::rendering::RenderState&      rRenderState,
  52                        const ::basegfx::B2ISize&               rOutputOffset,
  53                        const css::rendering::StringContext&    rText,
  54                        const css::uno::Sequence< double >&     rLogicalAdvancements,
  55                        const css::uno::Sequence< sal_Bool >&   rKashidaPositions,
  56                        const css::uno::Reference<
  57                                css::rendering::XCanvasFont >&  rCanvasFont,
  58                        const css::geometry::Matrix2D&          rFontMatrix,
  59                        bool                                                 bAlphaSurface,
  60                        bool bIsRTL);
  61
  62         css::geometry::RealRectangle2D queryTextBounds(
  63             const css::rendering::StringContext&   rText,
  64             const css::uno::Sequence< double >&    rLogicalAdvancements,
  65             const css::uno::Reference<
  66                 css::rendering::XCanvasFont >&     rCanvasFont,
  67               const css::geometry::Matrix2D&       rFontMatrix );
  68
  69 #ifdef DBG_UTIL
  70         void test();
  71 #endif
  72
  73     protected:
  74         css::uno::Reference< css::rendering::XGraphicDevice > mxGraphicDevice;
  75     };
  76 }
  77
  78 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */