LibreOffice Module canvas (master)  1
dx_textlayout.hxx
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19 
20 #pragma once
21 
22 #include <cppuhelper/compbase.hxx>
23 #include <cppuhelper/basemutex.hxx>
24 
25 #include <com/sun/star/lang/XServiceInfo.hpp>
26 
27 #include <com/sun/star/rendering/XTextLayout.hpp>
28 
30 
31 #include "dx_canvasfont.hxx"
32 #include "dx_ibitmap.hxx"
33 #include "dx_winstuff.hxx"
34 #include "dx_gdiplususer.hxx"
35 
36 
37 /* Definition of TextLayout class */
38 namespace dxcanvas
39 {
40  typedef ::cppu::WeakComponentImplHelper< css::rendering::XTextLayout,
41  css::lang::XServiceInfo > TextLayout_Base;
42 
43  class TextLayout : public ::cppu::BaseMutex,
44  public TextLayout_Base
45  {
46  public:
47  TextLayout( const css::rendering::StringContext& aText,
48  sal_Int8 nDirection,
49  sal_Int64 nRandomSeed,
50  const CanvasFont::ImplRef& rFont );
52  TextLayout(const TextLayout&) = delete;
53  const TextLayout& operator=(const TextLayout&) = delete;
54 
56  virtual void SAL_CALL disposing() override;
57 
58  // XTextLayout
59  virtual css::uno::Sequence< css::uno::Reference< css::rendering::XPolyPolygon2D > > SAL_CALL queryTextShapes( ) override;
60  virtual css::uno::Sequence< css::geometry::RealRectangle2D > SAL_CALL queryInkMeasures( ) override;
61  virtual css::uno::Sequence< css::geometry::RealRectangle2D > SAL_CALL queryMeasures( ) override;
62  virtual css::uno::Sequence< double > SAL_CALL queryLogicalAdvancements( ) override;
63  virtual void SAL_CALL applyLogicalAdvancements( const css::uno::Sequence< double >& aAdvancements ) override;
64  virtual css::geometry::RealRectangle2D SAL_CALL queryTextBounds( ) override;
65  virtual double SAL_CALL justify( double nSize ) override;
66  virtual double SAL_CALL combinedJustify( const css::uno::Sequence< css::uno::Reference< css::rendering::XTextLayout > >& aNextLayouts, double nSize ) override;
67  virtual css::rendering::TextHit SAL_CALL getTextHit( const css::geometry::RealPoint2D& aHitPoint ) override;
68  virtual css::rendering::Caret SAL_CALL getCaret( sal_Int32 nInsertionIndex, sal_Bool bExcludeLigatures ) override;
69  virtual sal_Int32 SAL_CALL getNextInsertionIndex( sal_Int32 nStartIndex, sal_Int32 nCaretAdvancement, sal_Bool bExcludeLigatures ) override;
70  virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL queryVisualHighlighting( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
71  virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL queryLogicalHighlighting( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) override;
72  virtual double SAL_CALL getBaselineOffset( ) override;
73  virtual sal_Int8 SAL_CALL getMainTextDirection( ) override;
74  virtual css::uno::Reference< css::rendering::XCanvasFont > SAL_CALL getFont( ) override;
75  virtual css::rendering::StringContext SAL_CALL getText( ) override;
76 
77  // XServiceInfo
78  virtual OUString SAL_CALL getImplementationName() override;
79  virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
80  virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
81 
82  bool draw( const GraphicsSharedPtr& rGraphics,
83  const css::rendering::ViewState& rViewState,
84  const css::rendering::RenderState& rRenderState,
85  const ::basegfx::B2ISize& rOutputOffset,
86  const css::uno::Reference<
87  css::rendering::XGraphicDevice >& xGraphicDevice,
88  bool bAlphaSurface ) const;
89 
90  protected:
91  ~TextLayout() override; // we're a ref-counted UNO class. _We_ destroy ourselves.
92 
93  private:
94  // NOTE: no need for GDIPlusUserSharedPtr, mpFont implicitly has one already
95 
96  css::rendering::StringContext maText;
97  css::uno::Sequence< double > maLogicalAdvancements;
100  };
101 
102 }
103 
104 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
CanvasFont::ImplRef mpFont
bool draw(const GraphicsSharedPtr &rGraphics, const css::rendering::ViewState &rViewState, const css::rendering::RenderState &rRenderState, const ::basegfx::B2ISize &rOutputOffset, const css::uno::Reference< css::rendering::XGraphicDevice > &xGraphicDevice, bool bAlphaSurface) const
css::rendering::StringContext maText
::cppu::WeakComponentImplHelper< css::rendering::XTextLayout, css::lang::XServiceInfo > TextLayout_Base
virtual css::uno::Reference< css::rendering::XCanvasFont > SAL_CALL getFont() override
signed char sal_Int8
virtual css::geometry::RealRectangle2D SAL_CALL queryTextBounds() override
const TextLayout & operator=(const TextLayout &)=delete
virtual OUString SAL_CALL getImplementationName() override
virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL queryLogicalHighlighting(sal_Int32 nStartIndex, sal_Int32 nEndIndex) override
virtual css::rendering::StringContext SAL_CALL getText() override
virtual css::uno::Sequence< double > SAL_CALL queryLogicalAdvancements() override
virtual css::rendering::Caret SAL_CALL getCaret(sal_Int32 nInsertionIndex, sal_Bool bExcludeLigatures) override
virtual css::uno::Reference< css::rendering::XPolyPolygon2D > SAL_CALL queryVisualHighlighting(sal_Int32 nStartIndex, sal_Int32 nEndIndex) override
TextLayout(const css::rendering::StringContext &aText, sal_Int8 nDirection, sal_Int64 nRandomSeed, const CanvasFont::ImplRef &rFont)
virtual css::uno::Sequence< css::geometry::RealRectangle2D > SAL_CALL queryMeasures() override
virtual void SAL_CALL disposing() override
Dispose all internal references.
virtual double SAL_CALL combinedJustify(const css::uno::Sequence< css::uno::Reference< css::rendering::XTextLayout > > &aNextLayouts, double nSize) override
virtual double SAL_CALL getBaselineOffset() override
virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override
unsigned char sal_Bool
css::uno::Sequence< double > maLogicalAdvancements
virtual sal_Int8 SAL_CALL getMainTextDirection() override
virtual css::uno::Sequence< css::geometry::RealRectangle2D > SAL_CALL queryInkMeasures() override
virtual sal_Int32 SAL_CALL getNextInsertionIndex(sal_Int32 nStartIndex, sal_Int32 nCaretAdvancement, sal_Bool bExcludeLigatures) override
virtual css::rendering::TextHit SAL_CALL getTextHit(const css::geometry::RealPoint2D &aHitPoint) override
virtual sal_Bool SAL_CALL supportsService(const OUString &ServiceName) override
virtual double SAL_CALL justify(double nSize) override
virtual void SAL_CALL applyLogicalAdvancements(const css::uno::Sequence< double > &aAdvancements) override
virtual css::uno::Sequence< css::uno::Reference< css::rendering::XPolyPolygon2D > > SAL_CALL queryTextShapes() override
std::shared_ptr< Gdiplus::Graphics > GraphicsSharedPtr
Definition: dx_winstuff.hxx:60