| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/common/bmpbase.cpp |
| 3 | // Purpose: wxBitmapBase |
| 4 | // Author: VaclavSlavik |
| 5 | // Created: 2001/04/11 |
| 6 | // RCS-ID: $Id$ |
| 7 | // Copyright: (c) 2001, Vaclav Slavik |
| 8 | // Licence: wxWindows licence |
| 9 | ///////////////////////////////////////////////////////////////////////////// |
| 10 | |
| 11 | // For compilers that support precompilation, includes "wx.h". |
| 12 | #include "wx/wxprec.h" |
| 13 | |
| 14 | #ifdef __BORLANDC__ |
| 15 | #pragma hdrstop |
| 16 | #endif |
| 17 | |
| 18 | #include "wx/bitmap.h" |
| 19 | |
| 20 | #ifndef WX_PRECOMP |
| 21 | #include "wx/colour.h" |
| 22 | #include "wx/icon.h" |
| 23 | #include "wx/image.h" |
| 24 | #endif // WX_PRECOMP |
| 25 | |
| 26 | // ---------------------------------------------------------------------------- |
| 27 | // wxVariant support |
| 28 | // ---------------------------------------------------------------------------- |
| 29 | |
| 30 | #if wxUSE_VARIANT |
| 31 | IMPLEMENT_VARIANT_OBJECT_EXPORTED(wxBitmap,WXDLLEXPORT) |
| 32 | IMPLEMENT_VARIANT_OBJECT_EXPORTED(wxIcon,WXDLLEXPORT) |
| 33 | #endif |
| 34 | |
| 35 | // ---------------------------------------------------------------------------- |
| 36 | // wxBitmapBase |
| 37 | // ---------------------------------------------------------------------------- |
| 38 | |
| 39 | #if wxUSE_BITMAP_BASE |
| 40 | |
| 41 | #ifndef WX_PRECOMP |
| 42 | #include "wx/log.h" |
| 43 | #include "wx/utils.h" |
| 44 | #include "wx/palette.h" |
| 45 | #include "wx/module.h" |
| 46 | #endif // WX_PRECOMP |
| 47 | |
| 48 | |
| 49 | IMPLEMENT_ABSTRACT_CLASS(wxBitmapBase, wxGDIObject) |
| 50 | IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandlerBase,wxObject) |
| 51 | |
| 52 | wxList wxBitmapBase::sm_handlers; |
| 53 | |
| 54 | void wxBitmapBase::AddHandler(wxBitmapHandlerBase *handler) |
| 55 | { |
| 56 | sm_handlers.Append(handler); |
| 57 | } |
| 58 | |
| 59 | void wxBitmapBase::InsertHandler(wxBitmapHandlerBase *handler) |
| 60 | { |
| 61 | sm_handlers.Insert(handler); |
| 62 | } |
| 63 | |
| 64 | bool wxBitmapBase::RemoveHandler(const wxString& name) |
| 65 | { |
| 66 | wxBitmapHandler *handler = FindHandler(name); |
| 67 | if ( handler ) |
| 68 | { |
| 69 | sm_handlers.DeleteObject(handler); |
| 70 | return true; |
| 71 | } |
| 72 | else |
| 73 | return false; |
| 74 | } |
| 75 | |
| 76 | wxBitmapHandler *wxBitmapBase::FindHandler(const wxString& name) |
| 77 | { |
| 78 | wxList::compatibility_iterator node = sm_handlers.GetFirst(); |
| 79 | while ( node ) |
| 80 | { |
| 81 | wxBitmapHandler *handler = (wxBitmapHandler *)node->GetData(); |
| 82 | if ( handler->GetName() == name ) |
| 83 | return handler; |
| 84 | node = node->GetNext(); |
| 85 | } |
| 86 | return NULL; |
| 87 | } |
| 88 | |
| 89 | wxBitmapHandler *wxBitmapBase::FindHandler(const wxString& extension, wxBitmapType bitmapType) |
| 90 | { |
| 91 | wxList::compatibility_iterator node = sm_handlers.GetFirst(); |
| 92 | while ( node ) |
| 93 | { |
| 94 | wxBitmapHandler *handler = (wxBitmapHandler *)node->GetData(); |
| 95 | if ( handler->GetExtension() == extension && |
| 96 | (bitmapType == wxBITMAP_TYPE_ANY || handler->GetType() == bitmapType) ) |
| 97 | return handler; |
| 98 | node = node->GetNext(); |
| 99 | } |
| 100 | return NULL; |
| 101 | } |
| 102 | |
| 103 | wxBitmapHandler *wxBitmapBase::FindHandler(wxBitmapType bitmapType) |
| 104 | { |
| 105 | wxList::compatibility_iterator node = sm_handlers.GetFirst(); |
| 106 | while ( node ) |
| 107 | { |
| 108 | wxBitmapHandler *handler = (wxBitmapHandler *)node->GetData(); |
| 109 | if (handler->GetType() == bitmapType) |
| 110 | return handler; |
| 111 | node = node->GetNext(); |
| 112 | } |
| 113 | return NULL; |
| 114 | } |
| 115 | |
| 116 | void wxBitmapBase::CleanUpHandlers() |
| 117 | { |
| 118 | wxList::compatibility_iterator node = sm_handlers.GetFirst(); |
| 119 | while ( node ) |
| 120 | { |
| 121 | wxBitmapHandler *handler = (wxBitmapHandler *)node->GetData(); |
| 122 | wxList::compatibility_iterator next = node->GetNext(); |
| 123 | delete handler; |
| 124 | sm_handlers.Erase(node); |
| 125 | node = next; |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | bool wxBitmapHandlerBase::Create(wxBitmap*, const void*, long, int, int, int) |
| 130 | { |
| 131 | return false; |
| 132 | } |
| 133 | |
| 134 | bool wxBitmapHandlerBase::LoadFile(wxBitmap*, const wxString&, long, int, int) |
| 135 | { |
| 136 | return false; |
| 137 | } |
| 138 | |
| 139 | bool wxBitmapHandlerBase::SaveFile(const wxBitmap*, const wxString&, int, const wxPalette*) |
| 140 | { |
| 141 | return false; |
| 142 | } |
| 143 | |
| 144 | class wxBitmapBaseModule: public wxModule |
| 145 | { |
| 146 | DECLARE_DYNAMIC_CLASS(wxBitmapBaseModule) |
| 147 | public: |
| 148 | wxBitmapBaseModule() {} |
| 149 | bool OnInit() { wxBitmap::InitStandardHandlers(); return true; } |
| 150 | void OnExit() { wxBitmap::CleanUpHandlers(); } |
| 151 | }; |
| 152 | |
| 153 | IMPLEMENT_DYNAMIC_CLASS(wxBitmapBaseModule, wxModule) |
| 154 | |
| 155 | #endif // wxUSE_BITMAP_BASE |
| 156 | |
| 157 | // ---------------------------------------------------------------------------- |
| 158 | // wxBitmap common |
| 159 | // ---------------------------------------------------------------------------- |
| 160 | |
| 161 | #if !(defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXX11__)) |
| 162 | |
| 163 | wxBitmap::wxBitmap(const char* const* bits) |
| 164 | { |
| 165 | wxCHECK2_MSG(bits != NULL, return, wxT("invalid bitmap data")); |
| 166 | |
| 167 | #if wxUSE_IMAGE && wxUSE_XPM |
| 168 | wxImage image(bits); |
| 169 | wxCHECK2_MSG(image.Ok(), return, wxT("invalid bitmap data")); |
| 170 | |
| 171 | *this = wxBitmap(image); |
| 172 | #else |
| 173 | wxFAIL_MSG(_T("creating bitmaps from XPMs not supported")); |
| 174 | #endif // wxUSE_IMAGE && wxUSE_XPM |
| 175 | } |
| 176 | #endif // !(defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXX11__)) |
| 177 | |
| 178 | // ---------------------------------------------------------------------------- |
| 179 | // wxMaskBase |
| 180 | // ---------------------------------------------------------------------------- |
| 181 | |
| 182 | bool wxMaskBase::Create(const wxBitmap& bitmap, const wxColour& colour) |
| 183 | { |
| 184 | FreeData(); |
| 185 | |
| 186 | return InitFromColour(bitmap, colour); |
| 187 | } |
| 188 | |
| 189 | #if wxUSE_PALETTE |
| 190 | |
| 191 | bool wxMaskBase::Create(const wxBitmap& bitmap, int paletteIndex) |
| 192 | { |
| 193 | wxPalette *pal = bitmap.GetPalette(); |
| 194 | |
| 195 | wxCHECK_MSG( pal, false, |
| 196 | wxT("Cannot create mask from palette index of a bitmap without palette") ); |
| 197 | |
| 198 | unsigned char r,g,b; |
| 199 | pal->GetRGB(paletteIndex, &r, &g, &b); |
| 200 | |
| 201 | return Create(bitmap, wxColour(r, g, b)); |
| 202 | } |
| 203 | |
| 204 | #endif // wxUSE_PALETTE |
| 205 | |
| 206 | bool wxMaskBase::Create(const wxBitmap& bitmap) |
| 207 | { |
| 208 | FreeData(); |
| 209 | |
| 210 | return InitFromMonoBitmap(bitmap); |
| 211 | } |