contrib/include/wx/gizmos/statpict.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        statpict.h
   3 // Purpose:     wxStaticPicture class
   4 // Author:      Wade Brainerd
   5 // Modified by:
   6 // Created:     2003-05-01
   7 // RCS-ID:
   8 // Copyright:   (c) Wade Brainerd
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_STATPICT_H_
  13 #define _WX_STATPICT_H_
  14
  15 #if defined(__GNUG__) && !defined(__APPLE__)
  16 #pragma interface "statpict.h"
  17 #endif
  18
  19 #include "wx/control.h"
  20
  21 #include "wx/icon.h"
  22 #include "wx/bitmap.h"
  23 #include "wx/image.h"
  24
  25 #include "wx/gizmos/gizmos.h"
  26
  27 enum
  28 {
  29     wxSCALE_HORIZONTAL = 0x1,
  30     wxSCALE_VERTICAL   = 0x2,
  31     wxSCALE_UNIFORM    = 0x4,
  32     wxSCALE_CUSTOM     = 0x8
  33 };
  34
  35 WXDLLIMPEXP_GIZMOS extern const wxChar* wxStaticPictureNameStr;
  36
  37 class WXDLLIMPEXP_GIZMOS wxStaticPicture : public wxControl
  38 {
  39     DECLARE_DYNAMIC_CLASS(wxStaticPicture)
  40
  41 public:
  42     wxStaticPicture() {}
  43
  44     wxStaticPicture( wxWindow* parent, wxWindowID id,
  45         const wxBitmap& label,
  46         const wxPoint& pos = wxDefaultPosition,
  47         const wxSize& size = wxDefaultSize,
  48         long style = 0,
  49         const wxString& name = wxStaticPictureNameStr )
  50     {
  51         Create( parent, id, label, pos, size, style, name );
  52     }
  53
  54     bool Create( wxWindow* parent, wxWindowID id,
  55         const wxBitmap& label,
  56         const wxPoint& pos = wxDefaultPosition,
  57         const wxSize& size = wxDefaultSize,
  58         long style = 0,
  59         const wxString& name = wxStaticPictureNameStr );
  60
  61     virtual void Command(wxCommandEvent& WXUNUSED(event)) {}
  62     virtual bool ProcessCommand(wxCommandEvent& WXUNUSED(event)) {return true;}
  63     void OnPaint(wxPaintEvent& event);
  64
  65     void SetBitmap( const wxBitmap& bmp );
  66
  67     wxBitmap GetBitmap() const
  68     {
  69         return Bitmap;
  70     }
  71
  72     // Icon interface for compatibility with wxStaticBitmap.
  73     void SetIcon( const wxIcon& icon )
  74     {
  75         wxBitmap bmp;
  76         bmp.CopyFromIcon( icon );
  77         SetBitmap( bmp );
  78     }
  79
  80     wxIcon GetIcon() const
  81     {
  82         wxIcon icon;
  83         icon.CopyFromBitmap( Bitmap );
  84         return icon;
  85     }
  86
  87     void SetAlignment( int align )
  88     {
  89         Align = align;
  90     }
  91
  92     int GetAlignment() const
  93     {
  94         return Align;
  95     }
  96
  97     void SetScale( int scale )
  98     {
  99         Scale = scale;
 100     }
 101
 102     int GetScale() const
 103     {
 104         return Scale;
 105     }
 106
 107     void SetCustomScale( float sx, float sy )
 108     {
 109         ScaleX = sx;
 110         ScaleY = sy;
 111     }
 112
 113     void GetCustomScale( float* sx, float* sy ) const
 114     {
 115         *sx = ScaleX;
 116         *sy = ScaleY;
 117     }
 118
 119 protected:
 120     wxBitmap Bitmap;
 121
 122     int Align;
 123
 124     int Scale;
 125     float ScaleX;
 126     float ScaleY;
 127
 128 #ifndef __WXMSW__
 129     // When scaling is enabled, measures are taken to improve performance on non-Windows platforms.
 130     // - The original bitmap is stored as a wxImage, because conversion from wxBitmap to wxImage is slow.
 131     // - The latest scaled bitmap is cached, this improves performance when the control is repainted
 132     //   but the size hasn't changed (overlapping windows, movement, etc).
 133     wxImage OriginalImage;
 134     float LastScaleX;
 135     float LastScaleY;
 136     wxBitmap ScaledBitmap;
 137 #endif
 138
 139     DECLARE_EVENT_TABLE()
 140 };
 141
 142 #endif // #ifndef _WX_STATPICT_H_