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