// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
-#pragma implementation "bitmap.h"
+ #pragma implementation "bitmap.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
#ifndef WX_PRECOMP
-#include <stdio.h>
-#include "wx/setup.h"
-#include "wx/list.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/palette.h"
-#include "wx/bitmap.h"
-#include "wx/icon.h"
+ #include <stdio.h>
+
+ #include "wx/list.h"
+ #include "wx/utils.h"
+ #include "wx/app.h"
+ #include "wx/palette.h"
+ #include "wx/dcmemory.h"
+ #include "wx/bitmap.h"
+ #include "wx/icon.h"
#endif
-#include "wx/image.h"
#include "wx/msw/private.h"
#include "wx/log.h"
-#include "assert.h"
-
-#if wxUSE_XPM_IN_MSW
-#define FOR_MSW 1
-#include "../src/xpm/xpm34.h"
-#endif
-
#include "wx/msw/dib.h"
+// ----------------------------------------------------------------------------
+// macros
+// ----------------------------------------------------------------------------
+
#if !USE_SHARED_LIBRARIES
-IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
-IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
+ IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
+ IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
#endif
-wxBitmapRefData::wxBitmapRefData(void)
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxBitmapRefData
+// ----------------------------------------------------------------------------
+
+wxBitmapRefData::wxBitmapRefData()
{
m_ok = FALSE;
m_width = 0;
m_bitmapMask = NULL;
}
-wxBitmapRefData::~wxBitmapRefData(void)
+wxBitmapRefData::~wxBitmapRefData()
{
if (m_selectedInto)
{
- char buf[200];
- sprintf(buf, "Bitmap was deleted without selecting out of wxMemoryDC %X.", (unsigned int) m_selectedInto);
+ wxChar buf[200];
+ wxSprintf(buf, _T("Bitmap was deleted without selecting out of wxMemoryDC %X."), (unsigned int) m_selectedInto);
wxFatalError(buf);
}
if (m_hBitmap)
m_hBitmap = 0 ;
if (m_bitmapMask)
-// delete m_bitmapMask; // this line cause an exception
+ delete m_bitmapMask;
m_bitmapMask = NULL;
}
+// ----------------------------------------------------------------------------
+// wxBitmap
+// ----------------------------------------------------------------------------
+
wxList wxBitmap::sm_handlers;
-wxBitmap::wxBitmap(void)
+wxBitmap::wxBitmap()
{
if ( wxTheBitmapList )
wxTheBitmapList->AddBitmap(this);
}
-wxBitmap::~wxBitmap(void)
+wxBitmap::wxBitmap(const wxBitmap& bitmap)
+{
+ wxIcon *icon = wxDynamicCast(&bitmap, wxIcon);
+ if ( icon )
+ {
+ HDC hdc = ::CreateCompatibleDC(NULL); // screen DC
+ HBITMAP hbitmap = ::CreateCompatibleBitmap(hdc,
+ icon->GetWidth(),
+ icon->GetHeight());
+ ::SelectObject(hdc, hbitmap);
+ ::DrawIcon(hdc, 0, 0, (HICON)icon->GetHICON());
+
+ ::DeleteDC(hdc);
+
+ SetHBITMAP((WXHBITMAP)hbitmap);
+ }
+ else
+ {
+ Ref(bitmap);
+ }
+
+ if ( wxTheBitmapList )
+ wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::~wxBitmap()
{
if (wxTheBitmapList)
wxTheBitmapList->DeleteObject(this);
}
-bool wxBitmap::FreeResource(bool force)
+bool wxBitmap::FreeResource(bool WXUNUSED(force))
{
if ( !M_BITMAPDATA )
return FALSE;
if (M_BITMAPDATA->m_selectedInto)
{
- char buf[200];
- sprintf(buf, "Bitmap %X was deleted without selecting out of wxMemoryDC %X.", (unsigned int) this, (unsigned int) M_BITMAPDATA->m_selectedInto);
+ wxChar buf[200];
+ wxSprintf(buf, _T("Bitmap %X was deleted without selecting out of wxMemoryDC %X."), (unsigned int) this, (unsigned int) M_BITMAPDATA->m_selectedInto);
wxFatalError(buf);
}
if (M_BITMAPDATA->m_hBitmap)
wxTheBitmapList->AddBitmap(this);
}
+// Create from XPM data
+wxBitmap::wxBitmap(char **data, wxControl *WXUNUSED(anItem))
+{
+ (void) Create((void *)data, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
+}
+
wxBitmap::wxBitmap(int w, int h, int d)
{
(void)Create(w, h, d);
wxTheBitmapList->AddBitmap(this);
}
-#if wxUSE_XPM_IN_MSW
-// Create from data
-wxBitmap::wxBitmap(char **data, wxItem *WXUNUSED(anItem))
-{
- (void) Create((void *)data, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
-}
-#endif
-
bool wxBitmap::Create(int w, int h, int d)
{
UnRef();
}
else
{
- HDC dc = GetDC(NULL);
+ HDC dc = GetDC((HWND) NULL);
M_BITMAPDATA->m_hBitmap = (WXHBITMAP) CreateCompatibleBitmap(dc, w, h);
- ReleaseDC(NULL, dc);
+ ReleaseDC((HWND) NULL, dc);
M_BITMAPDATA->m_depth = wxDisplayDepth();
}
if (M_BITMAPDATA->m_hBitmap)
wxBitmapHandler *handler = FindHandler(type);
if ( handler == NULL ) {
- wxLogWarning("no bitmap handler for type %d defined.", type);
+ wxLogWarning(_T("no bitmap handler for type %d defined."), type);
return FALSE;
}
wxBitmapHandler *handler = FindHandler(type);
if ( handler == NULL ) {
- wxLogWarning("no bitmap handler for type %d defined.", type);
+ wxLogWarning(_T("no bitmap handler for type %d defined."), type);
return FALSE;
}
wxBitmapHandler *handler = FindHandler(type);
if ( handler == NULL ) {
- wxLogWarning("no bitmap handler for type %d defined.", type);
+ wxLogWarning(_T("no bitmap handler for type %d defined."), type);
return FALSE;
}
while ( node )
{
wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
- if ( handler->GetName() == name )
+ if ( (handler->GetName().Cmp(name) == 0) )
return handler;
node = node->Next();
}
while ( node )
{
wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
- if ( handler->GetExtension() == extension &&
- (bitmapType == -1 || handler->GetType() == bitmapType) )
+ if ( (handler->GetExtension().Cmp(extension) == 0) &&
+ (bitmapType == -1 || (handler->GetType() == bitmapType)) )
return handler;
node = node->Next();
}
{
wxMemoryDC memDC;
wxBitmap tmpBitmap(this->GetWidth(), this->GetHeight(), dc.GetDepth());
- HPALETTE hPal = NULL;
+ HPALETTE hPal = (HPALETTE) NULL;
LPBITMAPINFO lpDib;
- void *lpBits = NULL;
+ void *lpBits = (void*) NULL;
/*
wxASSERT( this->GetPalette() && this->GetPalette()->Ok() && (this->GetPalette()->GetHPALETTE() != 0) );
* wxMask
*/
-wxMask::wxMask(void)
+wxMask::wxMask()
{
m_maskBitmap = 0;
}
Create(bitmap);
}
-wxMask::~wxMask(void)
+wxMask::~wxMask()
{
if ( m_maskBitmap )
::DeleteObject((HBITMAP) m_maskBitmap);
IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject)
-bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth)
+bool wxBitmapHandler::Create(wxBitmap *WXUNUSED(bitmap), void *WXUNUSED(data), long WXUNUSED(type), int WXUNUSED(width), int WXUNUSED(height), int WXUNUSED(depth))
{
return FALSE;
}
-bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long type,
- int desiredWidth, int desiredHeight)
+bool wxBitmapHandler::LoadFile(wxBitmap *WXUNUSED(bitmap), const wxString& WXUNUSED(name), long WXUNUSED(type),
+ int WXUNUSED(desiredWidth), int WXUNUSED(desiredHeight))
{
return FALSE;
}
-bool wxBitmapHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
+bool wxBitmapHandler::SaveFile(wxBitmap *WXUNUSED(bitmap), const wxString& WXUNUSED(name), int WXUNUSED(type), const wxPalette *WXUNUSED(palette))
{
return FALSE;
}
{
DECLARE_DYNAMIC_CLASS(wxBMPResourceHandler)
public:
- inline wxBMPResourceHandler(void)
+ inline wxBMPResourceHandler()
{
m_name = "Windows bitmap resource";
m_extension = "";
};
IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
-bool wxBMPResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth, int desiredHeight)
+bool wxBMPResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long WXUNUSED(flags),
+ int WXUNUSED(desiredWidth), int WXUNUSED(desiredHeight))
{
// TODO: load colourmap.
M_BITMAPHANDLERDATA->m_hBitmap = (WXHBITMAP) ::LoadBitmap(wxGetInstance(), name);
if (M_BITMAPHANDLERDATA->m_hBitmap)
{
- M_BITMAPHANDLERDATA->m_ok = TRUE;
- BITMAP bm;
- GetObject((HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap, sizeof(BITMAP), (LPSTR) &bm);
- M_BITMAPHANDLERDATA->m_width = bm.bmWidth;
- M_BITMAPHANDLERDATA->m_height = bm.bmHeight;
- M_BITMAPHANDLERDATA->m_depth = bm.bmBitsPixel;
- return TRUE;
+ M_BITMAPHANDLERDATA->m_ok = TRUE;
+ BITMAP bm;
+ GetObject((HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap, sizeof(BITMAP), (LPSTR) &bm);
+ M_BITMAPHANDLERDATA->m_width = bm.bmWidth;
+ M_BITMAPHANDLERDATA->m_height = bm.bmHeight;
+ M_BITMAPHANDLERDATA->m_depth = bm.bmBitsPixel;
+
+ if ( bitmap->IsKindOf(CLASSINFO(wxIcon)) )
+ {
+ }
+
+ return TRUE;
}
// it's probably not found
- wxLogError("Can't load bitmap '%s' from resources! Check .rc file.", name.c_str());
+ wxLogError(_T("Can't load bitmap '%s' from resources! Check .rc file."), name.c_str());
return FALSE;
}
{
DECLARE_DYNAMIC_CLASS(wxBMPFileHandler)
public:
- inline wxBMPFileHandler(void)
+ inline wxBMPFileHandler()
{
m_name = "Windows bitmap file";
m_extension = "bmp";
};
IMPLEMENT_DYNAMIC_CLASS(wxBMPFileHandler, wxBitmapHandler)
-bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth, int desiredHeight)
+bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long WXUNUSED(flags),
+ int WXUNUSED(desiredWidth), int WXUNUSED(desiredHeight))
{
#if wxUSE_IMAGE_LOADING_IN_MSW
wxPalette *palette = NULL;
palette = NULL;
}
if (palette)
- M_BITMAPHANDLERDATA->m_bitmapPalette = *palette;
+ {
+ M_BITMAPHANDLERDATA->m_bitmapPalette = *palette;
+ delete palette;
+ }
return success;
#else
return FALSE;
#endif
}
-bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *pal)
+bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int WXUNUSED(type), const wxPalette *pal)
{
#if wxUSE_IMAGE_LOADING_IN_MSW
wxPalette *actualPalette = (wxPalette *)pal;
#endif
}
-class WXDLLEXPORT wxXPMFileHandler: public wxBitmapHandler
-{
- DECLARE_DYNAMIC_CLASS(wxXPMFileHandler)
-public:
- inline wxXPMFileHandler(void)
- {
- m_name = "XPM bitmap file";
- m_extension = "xpm";
- m_type = wxBITMAP_TYPE_XPM;
- };
-
- virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth = -1, int desiredHeight = -1);
- virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette = NULL);
-};
-IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler)
-
-bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth, int desiredHeight)
-{
-#if wxUSE_XPM_IN_MSW
- XImage *ximage;
- XpmAttributes xpmAttr;
- HDC dc;
-
- M_BITMAPHANDLERDATA->m_ok = FALSE;
- dc = CreateCompatibleDC(NULL);
- if (dc)
- {
- xpmAttr.valuemask = XpmReturnPixels;
- int errorStatus = XpmReadFileToImage(&dc, WXSTRINGCAST name, &ximage, (XImage **) NULL, &xpmAttr);
- DeleteDC(dc);
- if (errorStatus == XpmSuccess)
- {
- M_BITMAPHANDLERDATA->m_hBitmap = (WXHBITMAP) ximage->bitmap;
-
- BITMAP bm;
- GetObject((HBITMAP)M_BITMAPHANDLERDATA->m_hBitmap, sizeof(bm), (LPSTR) & bm);
-
- M_BITMAPHANDLERDATA->m_width = (bm.bmWidth);
- M_BITMAPHANDLERDATA->m_height = (bm.bmHeight);
- M_BITMAPHANDLERDATA->m_depth = (bm.bmPlanes * bm.bmBitsPixel);
- M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
- XpmFreeAttributes(&xpmAttr);
- XImageFree(ximage);
-
- M_BITMAPHANDLERDATA->m_ok = TRUE;
- return TRUE;
- }
- else
- {
- M_BITMAPHANDLERDATA->m_ok = FALSE;
- return FALSE;
- }
- }
-#endif
-
- return FALSE;
-}
-
-bool wxXPMFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
-{
-#if wxUSE_XPM_IN_MSW
- HDC dc = NULL;
-
- XImage ximage;
-
- dc = CreateCompatibleDC(NULL);
- if (dc)
- {
- if (SelectObject(dc, (HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap))
- {
- /* for following SetPixel */
- /* fill the XImage struct 'by hand' */
- ximage.width = M_BITMAPHANDLERDATA->m_width;
- ximage.height = M_BITMAPHANDLERDATA->m_height;
- ximage.depth = M_BITMAPHANDLERDATA->m_depth;
- ximage.bitmap = (HBITMAP)M_BITMAPHANDLERDATA->m_hBitmap;
- int errorStatus = XpmWriteFileFromImage(&dc, WXSTRINGCAST name,
- &ximage, (XImage *) NULL, (XpmAttributes *) NULL);
-
- if (dc)
- DeleteDC(dc);
-
- if (errorStatus == XpmSuccess)
- return TRUE; /* no error */
- else
- return FALSE;
- } else return FALSE;
- } else return FALSE;
-#else
- return FALSE;
-#endif
-}
-
-class WXDLLEXPORT wxXPMDataHandler: public wxBitmapHandler
-{
- DECLARE_DYNAMIC_CLASS(wxXPMDataHandler)
-public:
- inline wxXPMDataHandler(void)
- {
- m_name = "XPM bitmap data";
- m_extension = "xpm";
- m_type = wxBITMAP_TYPE_XPM_DATA;
- };
-
- virtual bool Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth = 1);
-};
-IMPLEMENT_DYNAMIC_CLASS(wxXPMDataHandler, wxBitmapHandler)
-
-bool wxXPMDataHandler::Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth)
-{
-#if wxUSE_XPM_IN_MSW
- XImage *ximage;
- int ErrorStatus;
- XpmAttributes xpmAttr;
- HDC dc;
-
- M_BITMAPHANDLERDATA->m_ok = FALSE;
- M_BITMAPHANDLERDATA->m_numColors = 0;
-
- dc = CreateCompatibleDC(NULL); /* memory DC */
-
- if (dc)
- {
- xpmAttr.valuemask = XpmReturnInfos; /* get infos back */
- ErrorStatus = XpmCreateImageFromData(&dc, (char **)data,
- &ximage, (XImage **) NULL, &xpmAttr);
-
- if (ErrorStatus == XpmSuccess)
- {
- /* ximage is malloced and contains bitmap and attributes */
- M_BITMAPHANDLERDATA->m_hBitmap = (WXHBITMAP) ximage->bitmap;
-
- BITMAP bm;
- GetObject((HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap, sizeof(bm), (LPSTR) & bm);
-
- M_BITMAPHANDLERDATA->m_width = (bm.bmWidth);
- M_BITMAPHANDLERDATA->m_height = (bm.bmHeight);
- M_BITMAPHANDLERDATA->m_depth = (bm.bmPlanes * bm.bmBitsPixel);
- M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
- XpmFreeAttributes(&xpmAttr);
-
- XImageFree(ximage); // releases the malloc, but does not detroy
- // the bitmap
- M_BITMAPHANDLERDATA->m_ok = TRUE;
- DeleteDC(dc);
-
- return TRUE;
- }
- else
- {
- M_BITMAPHANDLERDATA->m_ok = FALSE;
-// XpmDebugError(ErrorStatus, NULL);
- DeleteDC(dc);
- return FALSE;
- }
- }
-#endif
-
- return FALSE;
-}
-
-void wxBitmap::CleanUpHandlers(void)
+void wxBitmap::CleanUpHandlers()
{
wxNode *node = sm_handlers.First();
while ( node )
}
}
-void wxBitmap::InitStandardHandlers(void)
+void wxBitmap::InitStandardHandlers()
{
AddHandler(new wxBMPResourceHandler);
AddHandler(new wxBMPFileHandler);
- AddHandler(new wxXPMFileHandler);
- AddHandler(new wxXPMDataHandler);
+
+ // Not added by default: include xpmhand.h in your app
+ // and call these in your wxApp::OnInit.
+// AddHandler(new wxXPMFileHandler);
+// AddHandler(new wxXPMDataHandler);
+
AddHandler(new wxICOResourceHandler);
AddHandler(new wxICOFileHandler);
}
}
-//-----------------------------------------------------------------------------
-// also implemented here from wxImage
-//-----------------------------------------------------------------------------
-
-/*
-class wxImage : wxGDIObject
-{
- wxImage( const wxBitmap &bitmap );
- wxBitmap ConvertToBitmap() const;
-}
-*/
-
-
-wxBitmap wxImage::ConvertToBitmap() const
-{
-
- wxBitmap bitmap;
- wxCHECK_MSG( Ok(), bitmap, "invalid image" );
- int width = GetWidth();
- int height = GetHeight();
- bitmap.SetWidth( width );
- bitmap.SetHeight( height );
- bitmap.SetDepth( wxDisplayDepth() );
-
- int headersize = sizeof(BITMAPINFOHEADER);
- LPBITMAPINFO lpDIBh = (BITMAPINFO *) malloc( headersize );
- wxCHECK_MSG( lpDIBh, bitmap, "could not allocate memory for DIB header" );
-
-// Fill in the DIB header
- lpDIBh->bmiHeader.biSize = headersize;
- lpDIBh->bmiHeader.biWidth = width;
- lpDIBh->bmiHeader.biHeight = -height;
- lpDIBh->bmiHeader.biSizeImage = width * height * 3;
-
- lpDIBh->bmiHeader.biPlanes = 1;
- lpDIBh->bmiHeader.biBitCount = 24;
- lpDIBh->bmiHeader.biCompression = BI_RGB;
- lpDIBh->bmiHeader.biClrUsed = 0;
-
-// These seem not needed for our purpose here.
-// lpDIBh->bmiHeader.biClrImportant = 0;
-// lpDIBh->bmiHeader.biXPelsPerMeter = 0;
-// lpDIBh->bmiHeader.biYPelsPerMeter = 0;
-
- unsigned char *lpBits = (unsigned char *) malloc( width*height*3 );
- if( !lpBits )
- {
- wxFAIL_MSG( "could not allocate memory for DIB" );
- free( lpDIBh );
- return bitmap;
- }
-
- unsigned char *data = GetData();
-
- unsigned char *ptdata = data, *ptbits = lpBits;
- for( int i=0; i<width*height; i++ )
- {
- *(ptbits++) = *(ptdata+2);
- *(ptbits++) = *(ptdata+1);
- *(ptbits++) = *(ptdata );
- ptdata += 3;
- }
-
- HDC hdc = ::GetDC(NULL);
-
- HBITMAP hbitmap;
- hbitmap = CreateDIBitmap( hdc, &(lpDIBh->bmiHeader), CBM_INIT, lpBits, lpDIBh, DIB_RGB_COLORS );
-
-// The above line is equivalent to the following two lines.
-// hbitmap = ::CreateCompatibleBitmap( hdc, width, height );
-// ::SetDIBits( hdc, hbitmap, 0, height, lpBits, lpDIBh, DIB_RGB_COLORS);
-// or the following lines
-// hbitmap = ::CreateCompatibleBitmap( hdc, width, height );
-// HDC memdc = ::CreateCompatibleDC( hdc );
-// ::SelectObject( memdc, hbitmap);
-// ::SetDIBitsToDevice( memdc, 0, 0, width, height,\
-// 0, 0, 0, height, (void *)lpBits, lpDIBh, DIB_RGB_COLORS);
-// ::SelectObject( memdc, 0 );
-// ::DeleteDC( memdc );
-
- bitmap.SetHBITMAP( (WXHBITMAP) hbitmap );
-
- if( HasMask() )
- {
- unsigned char r = GetMaskRed();
- unsigned char g = GetMaskGreen();
- unsigned char b = GetMaskBlue();
- unsigned char zero = 0, one = 255;
- ptdata = data;
- ptbits = lpBits;
- for( int i=0; i<width*height; i++ )
- {
- if( (*(ptdata++)!=r) | (*(ptdata++)!=g) | (*(ptdata++)!=b) )
- {
- *(ptbits++) = zero;
- *(ptbits++) = zero;
- *(ptbits++) = zero;
- }
- else
- {
- *(ptbits++) = one;
- *(ptbits++) = one;
- *(ptbits++) = one;
- }
- }
- hbitmap = ::CreateBitmap( (WORD)width, (WORD)height, 1, 1, NULL );
- ::SetDIBits( hdc, hbitmap, 0, (WORD)height, lpBits, lpDIBh, DIB_RGB_COLORS);
- wxMask bmpmask;
- bmpmask.SetMaskBitmap( (WXHBITMAP) hbitmap );
- bitmap.SetMask( &bmpmask );
-
-/* The following can also be used but is slow to run
- wxColour colour( GetMaskRed(), GetMaskGreen(), GetMaskBlue());
- wxMask bmpmask( bitmap, colour );
- bitmap.SetMask( &bmpmask );
-*/
- }
-
- ::ReleaseDC(NULL, hdc);
- freeDIB(lpDIBh);
- free(lpBits);
-
- if( bitmap.GetHBITMAP() )
- bitmap.SetOk( TRUE );
- else
- bitmap.SetOk( FALSE );
-
- return bitmap;
-}
-
-
-wxImage::wxImage( const wxBitmap &bitmap )
-{
- if( !bitmap.Ok() )
- {
- wxFAIL_MSG( "invalid bitmap" );
- return;
- }
-
- int width = bitmap.GetWidth();
- int height = bitmap.GetHeight();
- Create( width, height );
- unsigned char *data = GetData();
- if( !data )
- {
- wxFAIL_MSG( "could not allocate data for image" );
- return;
- }
-
- int headersize = sizeof(BITMAPINFOHEADER);
- LPBITMAPINFO lpDIBh = (BITMAPINFO *) malloc( headersize );
- if( !lpDIBh )
- {
- wxFAIL_MSG( "could not allocate data for DIB header" );
- free( data );
- return;
- }
-
-// Fill in the DIB header
- lpDIBh->bmiHeader.biSize = headersize;
- lpDIBh->bmiHeader.biWidth = width;
- lpDIBh->bmiHeader.biHeight = -height;
- lpDIBh->bmiHeader.biSizeImage = width * height * 3;
-
- lpDIBh->bmiHeader.biPlanes = 1;
- lpDIBh->bmiHeader.biBitCount = 24;
- lpDIBh->bmiHeader.biCompression = BI_RGB;
- lpDIBh->bmiHeader.biClrUsed = 0;
-
-// These seem not needed for our purpose here.
-// lpDIBh->bmiHeader.biClrImportant = 0;
-// lpDIBh->bmiHeader.biXPelsPerMeter = 0;
-// lpDIBh->bmiHeader.biYPelsPerMeter = 0;
-
- unsigned char *lpBits = (unsigned char *) malloc( width*height*3 );
- if( !lpBits )
- {
- wxFAIL_MSG( "could not allocate data for DIB" );
- free( data );
- free( lpDIBh );
- return;
- }
-
- HBITMAP hbitmap;
- hbitmap = (HBITMAP) bitmap.GetHBITMAP();
- HDC hdc = ::GetDC(NULL);
- ::GetDIBits( hdc, hbitmap, 0, height, lpBits, lpDIBh, DIB_RGB_COLORS );
-
- unsigned char *ptdata = data, *ptbits = lpBits;
- for( int i=0; i<width*height; i++ )
- {
- *(ptdata++) = *(ptbits+2);
- *(ptdata++) = *(ptbits+1);
- *(ptdata++) = *(ptbits );
- ptbits += 3;
- }
-
- if( bitmap.GetMask() && bitmap.GetMask()->GetMaskBitmap() )
- {
- hbitmap = (HBITMAP) bitmap.GetMask()->GetMaskBitmap();
- HDC memdc = ::CreateCompatibleDC( hdc );
- ::SetTextColor( memdc, RGB( 0, 0, 0 ) );
- ::SetBkColor( memdc, RGB( 255, 255, 255 ) );
- ::GetDIBits( memdc, hbitmap, 0, height, lpBits, lpDIBh, DIB_RGB_COLORS );
- ::DeleteDC( memdc );
- unsigned char r=16, g=16, b=16; // background set to RGB(16,16,16)
- ptdata = data;
- ptbits = lpBits;
- for( int i=0; i<width*height; i++ )
- {
- if( *ptbits != 0 )
- {
- *(ptdata++) = r;
- *(ptdata++) = g;
- *(ptdata++) = b;
- }
- ptbits += 3;
- }
- SetMaskColour( r, g, b );
- }
-
- ::ReleaseDC(NULL, hdc);
- freeDIB(lpDIBh);
- free(lpBits);
-}
-
-
projects / wxWidgets.git / blobdiff