canvas/source/opengl/ogl_textlayout.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
  10 #pragma once
  11
  12 #include <comphelper/compbase.hxx>
  13
  14 #include <com/sun/star/rendering/XTextLayout.hpp>
  15
  16 #include "ogl_canvasfont.hxx"
  17
  18
  19 /* Definition of TextLayout class */
  20
  21 namespace oglcanvas
  22 {
  23     typedef ::comphelper::WeakComponentImplHelper< css::rendering::XTextLayout > TextLayoutBaseT;
  24
  25     class TextLayout : public TextLayoutBaseT
  26     {
  27     public:
  28         TextLayout( css::rendering::StringContext               aText,
  29                     sal_Int8                                    nDirection,
  30                     sal_Int64                                   nRandomSeed,
  31                     CanvasFont::ImplRef                         rFont );
  32
  33         /// make noncopyable
  34         TextLayout(const TextLayout&) = delete;
  35         const TextLayout& operator=(const TextLayout&) = delete;
  36
  37         /// Dispose all internal references
  38         virtual void disposing(std::unique_lock<std::mutex>& rGuard) override;
  39
  40         // XTextLayout
  41         virtual css::uno::Sequence< css::uno::Reference< css::rendering::XPolyPolygon2D > > SAL_CALL queryTextShapes(  ) override;
  42         virtual css::uno::Sequence< css::geometry::RealRectangle2D > SAL_CALL queryInkMeasures(  ) override;
  43         virtual css::uno::Sequence< css::geometry::RealRectangle2D > SAL_CALL queryMeasures(  ) override;
  44         virtual css::uno::Sequence< double > SAL_CALL queryLogicalAdvancements(  ) override;
  45         virtual void SAL_CALL applyLogicalAdvancements( const css::uno::Sequence< double >& aAdvancements ) override;
  46         virtual css::uno::Sequence< sal_Bool > SAL_CALL queryKashidaPositions(  ) override;
  47         virtual void SAL_CALL applyKashidaPositions( const css::uno::Sequence< sal_Bool >& aPositions ) override;
  48         virtual css::geometry::RealRectangle2D SAL_CALL queryTextBounds(  ) override;
  49         virtual double SAL_CALL justify( double nSize ) override;
  50         virtual double SAL_CALL combinedJustify( const css::uno::Sequence< css::uno::Reference< css::rendering::XTextLayout > >& aNextLayouts, double nSize ) override;
  51         virtual css::rendering::TextHit SAL_CALL getTextHit( const css::geometry::RealPoint2D& aHitPoint ) override;
  52         virtual css::rendering::Caret SAL_CALL getCaret( sal_Int32 nInsertionIndex, sal_Bool bExcludeLigatures ) override;
  53         virtual sal_Int32 SAL_CALL getNextInsertionIndex( sal_Int32 nStartIndex, sal_Int32 nCaretAdvancement, sal_Bool bExcludeLigatures ) override;
  54         virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL queryVisualHighlighting( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
  55         virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL queryLogicalHighlighting( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
  56         virtual double SAL_CALL getBaselineOffset(  ) override;
  57         virtual sal_Int8 SAL_CALL getMainTextDirection(  ) override;
  58         virtual css::uno::Reference< css::rendering::XCanvasFont > SAL_CALL getFont(  ) override;
  59         virtual css::rendering::StringContext SAL_CALL getText(  ) override;
  60
  61     private:
  62         css::rendering::StringContext              maText;
  63         css::uno::Sequence< double >               maLogicalAdvancements;
  64         css::uno::Sequence< sal_Bool >             maKashidaPositions;
  65         CanvasFont::ImplRef                        mpFont;
  66         sal_Int8                                   mnTextDirection;
  67     };
  68
  69 }
  70
  71 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */