headers/private/interface/Icon.h

   1 /*
   2  * Copyright 2013, Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _INTERFACE__ICON_H_
   6 #define _INTERFACE__ICON_H_
   7
   8
   9 #include <InterfaceDefs.h>
  10 #include <ObjectList.h>
  11 #include <Rect.h>
  12
  13
  14 class BBitmap;
  15
  16
  17 namespace BPrivate {
  18
  19
  20 class BIcon {
  21 public:
  22                                                                 BIcon();
  23                                                                 ~BIcon();
  24
  25                         status_t                        SetTo(const BBitmap* bitmap, uint32 flags = 0);
  26
  27                         bool                            SetBitmap(BBitmap* bitmap, uint32 which);
  28                         BBitmap*                        Bitmap(uint32 which) const;
  29
  30                         status_t                        SetExternalBitmap(const BBitmap* bitmap,
  31                                                                         uint32 which, uint32 flags);
  32
  33                         BBitmap*                        CreateBitmap(const BRect& bounds,
  34                                                                         color_space colorSpace, uint32 which);
  35                         BBitmap*                        CopyBitmap(const BBitmap& bitmapToClone,
  36                                                                         uint32 which);
  37                         void                            DeleteBitmaps();
  38
  39         // convenience methods for icon owners
  40         static  status_t                        UpdateIcon(const BBitmap* bitmap, uint32 flags,
  41                                                                         BIcon*& _icon);
  42         static  status_t                        SetIconBitmap(const BBitmap* bitmap,
  43                                                                         uint32 which, uint32 flags, BIcon*& _icon);
  44
  45 private:
  46                         typedef BObjectList<BBitmap> BitmapList;
  47
  48 private:
  49         static  BBitmap*                        _ConvertToRGB32(const BBitmap* bitmap,
  50                                                                         bool noAppServerLink = false);
  51         static  status_t                        _TrimBitmap(const BBitmap* bitmap,
  52                                                                         bool keepAspect, BBitmap*& _trimmedBitmap);
  53                         status_t                        _MakeBitmaps(const BBitmap* bitmap,
  54                                                                         uint32 flags);
  55
  56 private:
  57                         BitmapList                      fEnabledBitmaps;
  58                         BitmapList                      fDisabledBitmaps;
  59 };
  60
  61
  62 }       // namespace BPrivate
  63
  64
  65 using BPrivate::BIcon;
  66
  67
  68 #endif  // _INTERFACE__ICON_H_