include/svx/charmap.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 #ifndef INCLUDED_SVX_CHARMAP_HXX
  20 #define INCLUDED_SVX_CHARMAP_HXX
  21
  22 #include <vcl/ctrl.hxx>
  23 #include <vcl/metric.hxx>
  24 #include <vcl/scrbar.hxx>
  25 #include <vcl/vclptr.hxx>
  26 #include <boost/shared_ptr.hpp>
  27 #include <map>
  28 #include <memory>
  29 #include <svx/svxdllapi.h>
  30
  31 #define COLUMN_COUNT    16
  32 #define ROW_COUNT        8
  33
  34 namespace svx
  35 {
  36     struct SvxShowCharSetItem;
  37     class SvxShowCharSetVirtualAcc;
  38 }
  39
  40 class SVX_DLLPUBLIC SAL_WARN_UNUSED SvxShowCharSet : public Control
  41 {
  42 public:
  43                     SvxShowCharSet( vcl::Window* pParent );
  44                     virtual ~SvxShowCharSet();
  45     virtual void    dispose() SAL_OVERRIDE;
  46     virtual void    ApplySettings(vcl::RenderContext& rRenderContext) SAL_OVERRIDE;
  47
  48     void            RecalculateFont(vcl::RenderContext& rRenderContext);
  49
  50     void            SelectCharacter( sal_uInt32 cNew, bool bFocus = false );
  51     sal_UCS4        GetSelectCharacter() const;
  52
  53     Link<>          GetDoubleClickHdl() const { return aDoubleClkHdl; }
  54     void            SetDoubleClickHdl( const Link<>& rLink ) { aDoubleClkHdl = rLink; }
  55     Link<>          GetSelectHdl() const { return aSelectHdl; }
  56     void            SetSelectHdl( const Link<>& rHdl ) { aSelectHdl = rHdl; }
  57     Link<>          GetHighlightHdl() const { return aHighHdl; }
  58     void            SetHighlightHdl( const Link<>& rHdl ) { aHighHdl = rHdl; }
  59     Link<>          GetPreSelectHdl() const { return aHighHdl; }
  60     void            SetPreSelectHdl( const Link<>& rHdl ) { aPreSelectHdl = rHdl; }
  61     static sal_uInt32& getSelectedChar();
  62     void            SetFont( const vcl::Font& rFont );
  63
  64     svx::SvxShowCharSetItem*  ImplGetItem( int _nPos );
  65     int                         FirstInView() const;
  66     int                         LastInView() const;
  67     int                         PixelToMapIndex( const Point&) const;
  68     void                        SelectIndex( int index, bool bFocus = false );
  69     void                        DeSelect();
  70     inline bool                 IsSelected(sal_uInt16 _nPos) const { return _nPos == nSelectedIndex; }
  71     inline sal_uInt16           GetSelectIndexId() const { return sal::static_int_cast<sal_uInt16>(nSelectedIndex); }
  72     static sal_uInt16           GetRowPos(sal_uInt16 _nPos);
  73     static sal_uInt16           GetColumnPos(sal_uInt16 _nPos);
  74
  75     ScrollBar&                  getScrollBar() { return *aVscrollSB.get();}
  76     void                        ReleaseAccessible();
  77     sal_Int32                   getMaxCharCount() const;
  78
  79     virtual void    Resize() SAL_OVERRIDE;
  80
  81 protected:
  82     virtual void    Paint( vcl::RenderContext& rRenderContext, const Rectangle& ) SAL_OVERRIDE;
  83     virtual void    MouseButtonDown( const MouseEvent& rMEvt ) SAL_OVERRIDE;
  84     virtual void    MouseButtonUp( const MouseEvent& rMEvt ) SAL_OVERRIDE;
  85     virtual void    MouseMove( const MouseEvent& rMEvt ) SAL_OVERRIDE;
  86     virtual void    Command( const CommandEvent& rCEvt ) SAL_OVERRIDE;
  87     virtual void    KeyInput( const KeyEvent& rKEvt ) SAL_OVERRIDE;
  88     virtual void    GetFocus() SAL_OVERRIDE;
  89     virtual void    LoseFocus() SAL_OVERRIDE;
  90     virtual void    StateChanged( StateChangedType nStateChange ) SAL_OVERRIDE;
  91     virtual void    DataChanged( const DataChangedEvent& rDCEvt ) SAL_OVERRIDE;
  92
  93     virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() SAL_OVERRIDE;
  94
  95 private:
  96     typedef std::map<sal_Int32, std::shared_ptr<svx::SvxShowCharSetItem> > ItemsMap;
  97     ItemsMap        m_aItems;
  98     Link<>          aDoubleClkHdl;
  99     Link<>          aSelectHdl;
 100     Link<>          aHighHdl;
 101     Link<>          aPreSelectHdl;
 102     svx::SvxShowCharSetVirtualAcc* m_pAccessible;
 103     css::uno::Reference<css::accessibility::XAccessible> m_xAccessible;
 104     long            nX;
 105     long            nY;
 106     long            m_nXGap;
 107     long            m_nYGap;
 108     bool            bDrag;
 109
 110     sal_Int32       nSelectedIndex;
 111
 112     FontCharMapPtr  mpFontCharMap;
 113     Size            maFontSize;
 114     VclPtr<ScrollBar>  aVscrollSB;
 115
 116     bool mbRecalculateFont  : 1;
 117     bool mbUpdateForeground : 1;
 118     bool mbUpdateBackground : 1;
 119
 120
 121 private:
 122     void            DrawChars_Impl(vcl::RenderContext& rRenderContext, int n1, int n2);
 123     void            InitSettings(vcl::RenderContext& rRenderContext);
 124     // abstraction layers are: Unicode<->MapIndex<->Pixel
 125     Point           MapIndexToPixel( int) const;
 126     DECL_LINK(VscrollHdl, void *);
 127
 128     void            init();
 129     Rectangle       getGridRectangle(const Point &rPointUL, const Size &rOutputSize);
 130 };
 131
 132 #endif
 133
 134 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */