// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#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/msw/private.h"
-#include "assert.h"
+#include "wx/log.h"
-#if USE_XPM_IN_MSW
-#define FOR_MSW 1
-#include "..\..\contrib\wxxpm\libxpm.34b\lib\xpm34.h"
-#endif
+#include "assert.h"
#include "wx/msw/dib.h"
if (m_bitmapMask)
delete m_bitmapMask;
m_bitmapMask = NULL;
+
}
wxList wxBitmap::sm_handlers;
wxBitmap::wxBitmap(void)
{
- m_refData = NULL; // new wxBitmapRefData;
-
if ( wxTheBitmapList )
wxTheBitmapList->AddBitmap(this);
}
wxTheBitmapList->DeleteObject(this);
}
-bool wxBitmap::FreeResource(bool force)
+bool wxBitmap::FreeResource(bool WXUNUSED(force))
{
if ( !M_BITMAPDATA )
- return FALSE;
+ return FALSE;
if (M_BITMAPDATA->m_selectedInto)
{
}
-wxBitmap::wxBitmap(const char bits[], const int the_width, const int the_height, const int no_bits)
+wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits)
{
m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_depth = no_bits ;
M_BITMAPDATA->m_numColors = 0;
- M_BITMAPDATA->m_hBitmap = (WXHBITMAP) CreateBitmap(the_width, the_height, no_bits, 1, bits);
+ M_BITMAPDATA->m_hBitmap = (WXHBITMAP) CreateBitmap(the_width, the_height, 1, no_bits, bits);
if (M_BITMAPDATA->m_hBitmap)
M_BITMAPDATA->m_ok = TRUE;
wxTheBitmapList->AddBitmap(this);
}
-wxBitmap::wxBitmap(const int w, const int h, const int d)
+// 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);
}
-wxBitmap::wxBitmap(void *data, const long type, const int width, const int height, const int depth)
+wxBitmap::wxBitmap(void *data, long type, int width, int height, int depth)
{
(void) Create(data, type, width, height, depth);
wxTheBitmapList->AddBitmap(this);
}
-wxBitmap::wxBitmap(const wxString& filename, const long type)
+wxBitmap::wxBitmap(const wxString& filename, long type)
{
LoadFile(filename, (int)type);
wxTheBitmapList->AddBitmap(this);
}
-#if USE_XPM_IN_MSW
-// Create from data
-wxBitmap::wxBitmap(const char **data, wxItem *WXUNUSED(anItem))
-{
- (void) Create((void *)data, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
-}
-#endif
-
-bool wxBitmap::Create(const int w, const int h, const int d)
+bool wxBitmap::Create(int w, int h, int d)
{
UnRef();
if (d > 0)
{
- M_BITMAPDATA->m_hBitmap = (WXHBITMAP) CreateBitmap(w, h, d, 1, NULL);
+ M_BITMAPDATA->m_hBitmap = (WXHBITMAP) CreateBitmap(w, h, 1, d, NULL);
}
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)
return M_BITMAPDATA->m_ok;
}
-bool wxBitmap::LoadFile(const wxString& filename, const long type)
+bool wxBitmap::LoadFile(const wxString& filename, long type)
{
UnRef();
wxBitmapHandler *handler = FindHandler(type);
- if ( handler )
- return handler->LoadFile(this, filename, type, -1, -1);
- else
- return FALSE;
+ if ( handler == NULL ) {
+ wxLogWarning("no bitmap handler for type %d defined.", type);
+
+ return FALSE;
+ }
+
+ return handler->LoadFile(this, filename, type, -1, -1);
}
-bool wxBitmap::Create(void *data, const long type, const int width, const int height, const int depth)
+bool wxBitmap::Create(void *data, long type, int width, int height, int depth)
{
UnRef();
wxBitmapHandler *handler = FindHandler(type);
- if ( handler )
- return handler->Create(this, data, type, width, height, depth);
- else
- return FALSE;
+ if ( handler == NULL ) {
+ wxLogWarning("no bitmap handler for type %d defined.", type);
+
+ return FALSE;
+ }
+
+ return handler->Create(this, data, type, width, height, depth);
}
-bool wxBitmap::SaveFile(const wxString& filename, const int type, const wxPalette *palette)
+bool wxBitmap::SaveFile(const wxString& filename, int type, const wxPalette *palette)
{
wxBitmapHandler *handler = FindHandler(type);
- if ( handler )
- return handler->SaveFile(this, filename, type, palette);
- else
- return FALSE;
+ if ( handler == NULL ) {
+ wxLogWarning("no bitmap handler for type %d defined.", type);
+
+ return FALSE;
+ }
+
+ return handler->SaveFile(this, filename, type, palette);
}
void wxBitmap::SetWidth(int w)
{
if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_width = w;
}
void wxBitmap::SetHeight(int h)
{
if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_height = h;
}
void wxBitmap::SetDepth(int d)
{
if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_depth = d;
}
void wxBitmap::SetQuality(int q)
{
if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_quality = q;
}
void wxBitmap::SetOk(bool isOk)
{
if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_ok = isOk;
}
void wxBitmap::SetPalette(const wxPalette& palette)
{
if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_bitmapPalette = palette ;
}
void wxBitmap::SetMask(wxMask *mask)
{
if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_bitmapMask = mask ;
}
void wxBitmap::SetHBITMAP(WXHBITMAP bmp)
{
if (!M_BITMAPDATA)
- m_refData = new wxBitmapRefData;
+ m_refData = new wxBitmapRefData;
M_BITMAPDATA->m_hBitmap = bmp;
}
void wxBitmap::AddHandler(wxBitmapHandler *handler)
{
- sm_handlers.Append(handler);
+ sm_handlers.Append(handler);
}
void wxBitmap::InsertHandler(wxBitmapHandler *handler)
{
- sm_handlers.Insert(handler);
+ sm_handlers.Insert(handler);
}
bool wxBitmap::RemoveHandler(const wxString& name)
{
- wxBitmapHandler *handler = FindHandler(name);
- if ( handler )
- {
- sm_handlers.DeleteObject(handler);
- return TRUE;
- }
- else
- return FALSE;
+ wxBitmapHandler *handler = FindHandler(name);
+ if ( handler )
+ {
+ sm_handlers.DeleteObject(handler);
+ return TRUE;
+ }
+ else
+ return FALSE;
}
wxBitmapHandler *wxBitmap::FindHandler(const wxString& name)
{
- wxNode *node = sm_handlers.First();
- while ( node )
- {
- wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
- if ( handler->GetName() == name )
- return handler;
- node = node->Next();
- }
- return NULL;
+ wxNode *node = sm_handlers.First();
+ while ( node )
+ {
+ wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
+ if ( (handler->GetName().Cmp(name) == 0) )
+ return handler;
+ node = node->Next();
+ }
+ return NULL;
}
wxBitmapHandler *wxBitmap::FindHandler(const wxString& extension, long bitmapType)
{
- wxNode *node = sm_handlers.First();
- while ( node )
- {
- wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
- if ( handler->GetExtension() == extension &&
- (bitmapType == -1 || handler->GetType() == bitmapType) )
- return handler;
- node = node->Next();
- }
- return NULL;
+ wxNode *node = sm_handlers.First();
+ while ( node )
+ {
+ wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
+ if ( (handler->GetExtension().Cmp(extension) == 0) &&
+ (bitmapType == -1 || (handler->GetType() == bitmapType)) )
+ return handler;
+ node = node->Next();
+ }
+ return NULL;
}
wxBitmapHandler *wxBitmap::FindHandler(long bitmapType)
{
- wxNode *node = sm_handlers.First();
- while ( node )
- {
- wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
- if (handler->GetType() == bitmapType)
- return handler;
- node = node->Next();
- }
- return NULL;
+ wxNode *node = sm_handlers.First();
+ while ( node )
+ {
+ wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
+ if (handler->GetType() == bitmapType)
+ return handler;
+ node = node->Next();
+ }
+ return NULL;
+}
+
+// New Create/FreeDIB functions since ones in dibutils.cpp are confusing
+static long createDIB(long xSize, long ySize, long bitsPerPixel,
+ HPALETTE hPal, LPBITMAPINFO* lpDIBHeader);
+static long freeDIB(LPBITMAPINFO lpDIBHeader);
+
+// Creates a bitmap that matches the device context, from
+// an arbitray bitmap. At present, the original bitmap must have an
+// associated palette. TODO: use a default palette if no palette exists.
+// Contributed by Frederic Villeneuve <frederic.villeneuve@natinst.com>
+wxBitmap wxBitmap::GetBitmapForDC(wxDC& dc) const
+{
+ wxMemoryDC memDC;
+ wxBitmap tmpBitmap(this->GetWidth(), this->GetHeight(), dc.GetDepth());
+ HPALETTE hPal = (HPALETTE) NULL;
+ LPBITMAPINFO lpDib;
+ void *lpBits = (void*) NULL;
+
+/*
+ wxASSERT( this->GetPalette() && this->GetPalette()->Ok() && (this->GetPalette()->GetHPALETTE() != 0) );
+
+ tmpBitmap.SetPalette(this->GetPalette());
+ memDC.SelectObject(tmpBitmap);
+ memDC.SetPalette(this->GetPalette());
+
+ hPal = (HPALETTE) this->GetPalette()->GetHPALETTE();
+*/
+ if( this->GetPalette() && this->GetPalette()->Ok() && (this->GetPalette()->GetHPALETTE() != 0) )
+ {
+ tmpBitmap.SetPalette(* this->GetPalette());
+ memDC.SelectObject(tmpBitmap);
+ memDC.SetPalette(* this->GetPalette());
+ hPal = (HPALETTE) this->GetPalette()->GetHPALETTE();
+ }
+ else
+ {
+ hPal = (HPALETTE) ::GetStockObject(DEFAULT_PALETTE);
+ wxPalette palette;
+ palette.SetHPALETTE( (WXHPALETTE)hPal );
+ tmpBitmap.SetPalette( palette );
+ memDC.SelectObject(tmpBitmap);
+ memDC.SetPalette( palette );
+ }
+
+ // set the height negative because in a DIB the order of the lines is reversed
+ createDIB(this->GetWidth(), -this->GetHeight(), this->GetDepth(), hPal, &lpDib);
+
+ lpBits = malloc(lpDib->bmiHeader.biSizeImage);
+
+ ::GetBitmapBits((HBITMAP)GetHBITMAP(), lpDib->bmiHeader.biSizeImage, lpBits);
+
+ ::SetDIBitsToDevice((HDC) memDC.GetHDC(), 0, 0, this->GetWidth(), this->GetHeight(),
+ 0, 0, 0, this->GetHeight(), lpBits, lpDib, DIB_RGB_COLORS);
+
+ free(lpBits);
+
+ freeDIB(lpDib);
+ return (tmpBitmap);
}
/*
wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour)
{
m_maskBitmap = 0;
- Create(bitmap, colour);
+ Create(bitmap, colour);
}
// Construct a mask from a bitmap and a palette index indicating
// the transparent area
-wxMask::wxMask(const wxBitmap& bitmap, const int paletteIndex)
+wxMask::wxMask(const wxBitmap& bitmap, int paletteIndex)
{
m_maskBitmap = 0;
- Create(bitmap, paletteIndex);
+ Create(bitmap, paletteIndex);
}
// Construct a mask from a mono bitmap (copies the bitmap).
wxMask::wxMask(const wxBitmap& bitmap)
{
m_maskBitmap = 0;
- Create(bitmap);
+ Create(bitmap);
}
wxMask::~wxMask(void)
bool wxMask::Create(const wxBitmap& bitmap)
{
if ( m_maskBitmap )
- {
- ::DeleteObject((HBITMAP) m_maskBitmap);
- m_maskBitmap = 0;
- }
- if (!bitmap.Ok() || bitmap.GetDepth() != 1)
- {
- return FALSE;
- }
- m_maskBitmap = (WXHBITMAP) CreateBitmap(
- bitmap.GetWidth(),
- bitmap.GetHeight(),
- 1, 1, 0
- );
- HDC srcDC = CreateCompatibleDC(0);
- SelectObject(srcDC, (HBITMAP) bitmap.GetHBITMAP());
- HDC destDC = CreateCompatibleDC(0);
- SelectObject(destDC, (HBITMAP) m_maskBitmap);
- BitBlt(destDC, 0, 0, bitmap.GetWidth(), bitmap.GetHeight(), srcDC, 0, 0, SRCCOPY);
- SelectObject(srcDC, 0);
- DeleteDC(srcDC);
- SelectObject(destDC, 0);
- DeleteDC(destDC);
- return TRUE;
+ {
+ ::DeleteObject((HBITMAP) m_maskBitmap);
+ m_maskBitmap = 0;
+ }
+ if (!bitmap.Ok() || bitmap.GetDepth() != 1)
+ {
+ return FALSE;
+ }
+ m_maskBitmap = (WXHBITMAP) CreateBitmap(
+ bitmap.GetWidth(),
+ bitmap.GetHeight(),
+ 1, 1, 0
+ );
+ HDC srcDC = CreateCompatibleDC(0);
+ SelectObject(srcDC, (HBITMAP) bitmap.GetHBITMAP());
+ HDC destDC = CreateCompatibleDC(0);
+ SelectObject(destDC, (HBITMAP) m_maskBitmap);
+ BitBlt(destDC, 0, 0, bitmap.GetWidth(), bitmap.GetHeight(), srcDC, 0, 0, SRCCOPY);
+ SelectObject(srcDC, 0);
+ DeleteDC(srcDC);
+ SelectObject(destDC, 0);
+ DeleteDC(destDC);
+ return TRUE;
}
// Create a mask from a bitmap and a palette index indicating
// the transparent area
-bool wxMask::Create(const wxBitmap& bitmap, const int paletteIndex)
+bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
{
if ( m_maskBitmap )
- {
- ::DeleteObject((HBITMAP) m_maskBitmap);
- m_maskBitmap = 0;
- }
- if (bitmap.Ok() && bitmap.GetPalette()->Ok())
- {
- unsigned char red, green, blue;
- if (bitmap.GetPalette()->GetRGB(paletteIndex, &red, &green, &blue))
- {
- wxColour transparentColour(red, green, blue);
- return Create(bitmap, transparentColour);
- }
- }
- return FALSE;
+ {
+ ::DeleteObject((HBITMAP) m_maskBitmap);
+ m_maskBitmap = 0;
+ }
+ if (bitmap.Ok() && bitmap.GetPalette()->Ok())
+ {
+ unsigned char red, green, blue;
+ if (bitmap.GetPalette()->GetRGB(paletteIndex, &red, &green, &blue))
+ {
+ wxColour transparentColour(red, green, blue);
+ return Create(bitmap, transparentColour);
+ }
+ }
+ return FALSE;
}
// Create a mask from a bitmap and a colour indicating
bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
{
if ( m_maskBitmap )
- {
- ::DeleteObject((HBITMAP) m_maskBitmap);
- m_maskBitmap = 0;
- }
- if (!bitmap.Ok())
- {
- return FALSE;
- }
-
- // scan the bitmap for the transparent colour and set
- // the corresponding pixels in the mask to BLACK and
- // the rest to WHITE
- COLORREF maskColour = RGB(colour.Red(), colour.Green(), colour.Blue());
- m_maskBitmap = (WXHBITMAP) ::CreateBitmap(
- bitmap.GetWidth(),
- bitmap.GetHeight(),
- 1, 1, 0
- );
- HDC srcDC = ::CreateCompatibleDC(0);
- ::SelectObject(srcDC, (HBITMAP) bitmap.GetHBITMAP());
- HDC destDC = ::CreateCompatibleDC(0);
- ::SelectObject(destDC, (HBITMAP) m_maskBitmap);
-
- // this is not very efficient, but I can't think
- // of a better way of doing it
- for (int w = 0; w < bitmap.GetWidth(); w++)
- {
- for (int h = 0; h < bitmap.GetHeight(); h++)
- {
- COLORREF col = GetPixel(srcDC, w, h);
- if (col == maskColour)
- {
- ::SetPixel(destDC, w, h, RGB(0, 0, 0));
- }
- else
- {
- ::SetPixel(destDC, w, h, RGB(255, 255, 255));
- }
- }
- }
- ::SelectObject(srcDC, 0);
- ::DeleteDC(srcDC);
- ::SelectObject(destDC, 0);
- ::DeleteDC(destDC);
- return TRUE;
+ {
+ ::DeleteObject((HBITMAP) m_maskBitmap);
+ m_maskBitmap = 0;
+ }
+ if (!bitmap.Ok())
+ {
+ return FALSE;
+ }
+
+ // scan the bitmap for the transparent colour and set
+ // the corresponding pixels in the mask to BLACK and
+ // the rest to WHITE
+ COLORREF maskColour = RGB(colour.Red(), colour.Green(), colour.Blue());
+ m_maskBitmap = (WXHBITMAP) ::CreateBitmap(
+ bitmap.GetWidth(),
+ bitmap.GetHeight(),
+ 1, 1, 0
+ );
+ HDC srcDC = ::CreateCompatibleDC(0);
+ ::SelectObject(srcDC, (HBITMAP) bitmap.GetHBITMAP());
+ HDC destDC = ::CreateCompatibleDC(0);
+ ::SelectObject(destDC, (HBITMAP) m_maskBitmap);
+
+ // this is not very efficient, but I can't think
+ // of a better way of doing it
+ for (int w = 0; w < bitmap.GetWidth(); w++)
+ {
+ for (int h = 0; h < bitmap.GetHeight(); h++)
+ {
+ COLORREF col = GetPixel(srcDC, w, h);
+ if (col == maskColour)
+ {
+ ::SetPixel(destDC, w, h, RGB(0, 0, 0));
+ }
+ else
+ {
+ ::SetPixel(destDC, w, h, RGB(255, 255, 255));
+ }
+ }
+ }
+ ::SelectObject(srcDC, 0);
+ ::DeleteDC(srcDC);
+ ::SelectObject(destDC, 0);
+ ::DeleteDC(destDC);
+ return TRUE;
}
/*
IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject)
-bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, const long type, const int width, const int height, const 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;
+ return FALSE;
}
-bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, const 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;
+ return FALSE;
}
-bool wxBitmapHandler::SaveFile(wxBitmap *bitmap, const wxString& name, const int type, const wxPalette *palette)
+bool wxBitmapHandler::SaveFile(wxBitmap *WXUNUSED(bitmap), const wxString& WXUNUSED(name), int WXUNUSED(type), const wxPalette *WXUNUSED(palette))
{
- return FALSE;
+ return FALSE;
}
/*
public:
inline wxBMPResourceHandler(void)
{
- m_name = "Windows bitmap resource";
- m_extension = "";
- m_type = wxBITMAP_TYPE_BMP_RESOURCE;
+ m_name = "Windows bitmap resource";
+ m_extension = "";
+ m_type = wxBITMAP_TYPE_BMP_RESOURCE;
};
- virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, const long flags,
+ virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
int desiredWidth, int desiredHeight);
};
IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
-bool wxBMPResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, const 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);
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.bmPlanes;
+ M_BITMAPHANDLERDATA->m_depth = bm.bmBitsPixel;
return TRUE;
}
- return FALSE;
+
+ // it's probably not found
+ wxLogError("Can't load bitmap '%s' from resources! Check .rc file.", name.c_str());
+
+ return FALSE;
}
class WXDLLEXPORT wxBMPFileHandler: public wxBitmapHandler
public:
inline wxBMPFileHandler(void)
{
- m_name = "Windows bitmap file";
- m_extension = "bmp";
- m_type = wxBITMAP_TYPE_BMP;
+ m_name = "Windows bitmap file";
+ m_extension = "bmp";
+ m_type = wxBITMAP_TYPE_BMP;
};
- virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, const long flags,
+ virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
int desiredWidth, int desiredHeight);
- virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, const int type, const wxPalette *palette = NULL);
+ virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette = NULL);
};
IMPLEMENT_DYNAMIC_CLASS(wxBMPFileHandler, wxBitmapHandler)
-bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, const long flags,
- int desiredWidth, int desiredHeight)
+bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long WXUNUSED(flags),
+ int WXUNUSED(desiredWidth), int WXUNUSED(desiredHeight))
{
-#if USE_IMAGE_LOADING_IN_MSW
+#if wxUSE_IMAGE_LOADING_IN_MSW
wxPalette *palette = NULL;
bool success = FALSE;
/*
M_BITMAPHANDLERDATA->m_bitmapPalette = *palette;
return success;
#else
- return FALSE;
+ return FALSE;
#endif
}
-bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, const int type, const wxPalette *pal)
+bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int WXUNUSED(type), const wxPalette *pal)
{
-#if USE_IMAGE_LOADING_IN_MSW
+#if wxUSE_IMAGE_LOADING_IN_MSW
wxPalette *actualPalette = (wxPalette *)pal;
if (!actualPalette && (!M_BITMAPHANDLERDATA->m_bitmapPalette.IsNull()))
actualPalette = & (M_BITMAPHANDLERDATA->m_bitmapPalette);
return (wxSaveBitmap(WXSTRINGCAST name, bitmap, actualPalette) != 0);
#else
- return FALSE;
+ return FALSE;
#endif
}
-class WXDLLEXPORT wxXPMFileHandler: public wxBitmapHandler
+void wxBitmap::CleanUpHandlers(void)
{
- DECLARE_DYNAMIC_CLASS(wxXPMFileHandler)
-public:
- inline wxXPMFileHandler(void)
+ wxNode *node = sm_handlers.First();
+ while ( node )
{
- m_name = "XPM bitmap file";
- m_extension = "xpm";
- m_type = wxBITMAP_TYPE_XPM;
- };
-
- virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, const long flags,
- int desiredWidth = -1, int desiredHeight = -1);
- virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, const int type, const wxPalette *palette = NULL);
-};
-IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler)
+ wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
+ wxNode *next = node->Next();
+ delete handler;
+ delete node;
+ node = next;
+ }
+}
-bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, const long flags,
- int desiredWidth, int desiredHeight)
+void wxBitmap::InitStandardHandlers(void)
{
-#if USE_XPM_IN_MSW
- XImage *ximage;
- XpmAttributes xpmAttr;
- HDC dc;
+ AddHandler(new wxBMPResourceHandler);
+ AddHandler(new wxBMPFileHandler);
- 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_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;
- }
- }
-#else
- return FALSE;
-#endif
+ // 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);
}
-bool wxXPMFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, const int type, const wxPalette *palette)
+static long createDIB(long xSize, long ySize, long bitsPerPixel,
+ HPALETTE hPal, LPBITMAPINFO* lpDIBHeader)
{
-#if USE_XPM_IN_MSW
- HDC dc = NULL;
+ unsigned long i, headerSize;
+ LPBITMAPINFO lpDIBheader = NULL;
+ LPPALETTEENTRY lpPe = NULL;
- Visual *visual = 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 = 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
-}
+ // Allocate space for a DIB header
+ headerSize = (sizeof(BITMAPINFOHEADER) + (256 * sizeof(PALETTEENTRY)));
+ lpDIBheader = (BITMAPINFO *) malloc(headerSize);
+ lpPe = (PALETTEENTRY *)((BYTE*)lpDIBheader + sizeof(BITMAPINFOHEADER));
-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;
- };
+ GetPaletteEntries(hPal, 0, 256, lpPe);
- virtual bool Create(wxBitmap *bitmap, void *data, const long flags, const int width, const int height, const int depth = 1);
-};
-IMPLEMENT_DYNAMIC_CLASS(wxXPMDataHandler, wxBitmapHandler)
-bool wxXPMDataHandler::Create(wxBitmap *bitmap, void *data, const long flags, const int width, const int height, const int depth)
-{
-#if USE_XPM_IN_MSW
- XImage *ximage;
- int ErrorStatus;
- XpmAttributes xpmAttr;
- HDC dc;
+ memset(lpDIBheader, 0x00, sizeof(BITMAPINFOHEADER));
- M_BITMAPHANDLERDATA->m_ok = FALSE;
- M_BITMAPHANDLERDATA->m_numColors = 0;
- dc = CreateCompatibleDC(NULL); /* memory DC */
+ // Fill in the static parts of the DIB header
+ lpDIBheader->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+ lpDIBheader->bmiHeader.biWidth = xSize;
+ lpDIBheader->bmiHeader.biHeight = ySize;
+ lpDIBheader->bmiHeader.biPlanes = 1;
- if (dc)
- {
- xpmAttr.valuemask = XpmReturnInfos; /* get infos back */
- ErrorStatus = XpmCreateImageFromData(&dc, (char **)data,
- &ximage, (XImage **) NULL, &xpmAttr);
+ // this value must be 1, 4, 8 or 24 so PixelDepth can only be
+ lpDIBheader->bmiHeader.biBitCount = (WORD)(bitsPerPixel);
+ lpDIBheader->bmiHeader.biCompression = BI_RGB;
+ lpDIBheader->bmiHeader.biSizeImage = xSize * abs(ySize) * bitsPerPixel >>
+3;
+ lpDIBheader->bmiHeader.biClrUsed = 256;
- 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);
+ // Initialize the DIB palette
+ for (i = 0; i < 256; i++) {
+ lpDIBheader->bmiColors[i].rgbReserved = lpPe[i].peFlags;
+ lpDIBheader->bmiColors[i].rgbRed = lpPe[i].peRed;
+ lpDIBheader->bmiColors[i].rgbGreen = lpPe[i].peGreen;
+ lpDIBheader->bmiColors[i].rgbBlue = lpPe[i].peBlue;
+ }
- 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);
+ *lpDIBHeader = lpDIBheader;
- XImageFree(ximage); // releases the malloc, but does not detroy
- // the bitmap
- M_BITMAPHANDLERDATA->m_ok = TRUE;
- DeleteDC(dc);
- } else
- {
- M_BITMAPHANDLERDATA->m_ok = FALSE;
-// XpmDebugError(ErrorStatus, NULL);
- DeleteDC(dc);
- return FALSE;
- }
- }
-#else
- return FALSE;
-#endif
-}
+ return (0);
-void wxBitmap::CleanUpHandlers(void)
-{
- wxNode *node = sm_handlers.First();
- while ( node )
- {
- wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
- wxNode *next = node->Next();
- delete handler;
- delete node;
- node = next;
- }
}
-void wxBitmap::InitStandardHandlers(void)
+
+
+static long freeDIB(LPBITMAPINFO lpDIBHeader)
{
- AddHandler(new wxBMPResourceHandler);
- AddHandler(new wxBMPFileHandler);
- AddHandler(new wxXPMFileHandler);
- AddHandler(new wxXPMDataHandler);
- AddHandler(new wxICOResourceHandler);
- AddHandler(new wxICOFileHandler);
-}
+ if (lpDIBHeader != NULL) {
+ free(lpDIBHeader);
+ }
+
+ return (0);
+}
projects / wxWidgets.git / blobdiff