X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0828c0875e1516e4bfc0aa5b0a84195a2ac92cca..3c1a88d8b8518eda184be388723f46cfd54c3ac6:/src/common/imagbmp.cpp diff --git a/src/common/imagbmp.cpp b/src/common/imagbmp.cpp index 005e007dfa..45169259e1 100644 --- a/src/common/imagbmp.cpp +++ b/src/common/imagbmp.cpp @@ -7,10 +7,9 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -/* - We don't put pragma implement in this file because it is already present in - src/common/image.cpp -*/ +#ifdef __GNUG__ +#pragma implementation "imagbmp.h" +#endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -19,7 +18,7 @@ #pragma hdrstop #endif -#include "wx/image.h" +#include "wx/imagbmp.h" #include "wx/bitmap.h" #include "wx/debug.h" #include "wx/log.h" @@ -46,9 +45,7 @@ // wxBMPHandler //----------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARIES IMPLEMENT_DYNAMIC_CLASS(wxBMPHandler,wxImageHandler) -#endif #if wxUSE_STREAMS @@ -64,7 +61,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxBMPHandler,wxImageHandler) #define poffset (line * width * 3 + column * 3) -bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSED(verbose) ) +bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool verbose, int WXUNUSED(index) ) { int rshift = 0, gshift = 0, bshift = 0; wxUint8 aByte; @@ -97,12 +94,14 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE int height = (int)wxINT32_SWAP_ON_BE( dbuf[1] ); if (width > 32767) { - wxLogError( _T("Image width > 32767 pixels for file.") ); + if (verbose) + wxLogError( _("BMP: Image width > 32767 pixels for file.") ); return FALSE; } if (height > 32767) { - wxLogError( _T("Image height > 32767 pixels for file.") ); + if (verbose) + wxLogError( _("BMP: Image height > 32767 pixels for file.") ); return FALSE; } @@ -115,7 +114,8 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE int bpp = (int)wxUINT16_SWAP_ON_BE( aWord ); if (bpp != 1 && bpp != 4 && bpp != 8 && bpp != 16 && bpp != 24 && bpp != 32) { - wxLogError( _T("unknown bitdepth in file.") ); + if (verbose) + wxLogError( _("BMP: Unknown bitdepth in file.") ); return FALSE; } @@ -123,7 +123,8 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE int comp = (int)wxINT32_SWAP_ON_BE( dbuf[0] ); if (comp != BI_RGB && comp != BI_RLE4 && comp != BI_RLE8 && comp != BI_BITFIELDS) { - wxLogError( _T("unknown encoding in Windows BMP file.") ); + if (verbose) + wxLogError( _("BMP: Unknown encoding in file.") ); return FALSE; } @@ -136,7 +137,8 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE ((comp == BI_RLE8) && (bpp != 8)) || ((comp == BI_BITFIELDS) && (bpp != 16 && bpp != 32))) { - wxLogError( _T("encoding of BMP doesn't match bitdepth.") ); + if (verbose) + wxLogError( _("BMP: Encoding doesn't match bitdepth.") ); return FALSE; } if (bpp < 16) @@ -144,7 +146,8 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE cmap = (struct _cmap *)malloc(sizeof(struct _cmap) * ncolors); if (!cmap) { - wxLogError( _T("Cannot allocate RAM for color map in BMP file.") ); + if (verbose) + wxLogError( _("BMP: Couldn't allocate memory.") ); return FALSE; } } @@ -155,7 +158,8 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE unsigned char *ptr = image->GetData(); if (!ptr) { - wxLogError( _T("Cannot allocate RAM for RGB data in file.") ); + if (verbose) + wxLogError( _("BMP: Couldn't allocate memory.") ); if (cmap) free(cmap); return FALSE; @@ -263,7 +267,8 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE { if (comp == BI_RLE4) { - wxLogError( _T("Can't deal with 4bit encoded yet.") ); + if (verbose) + wxLogError( _("BMP: Cannot deal with 4bit encoded yet.") ); image->Destroy(); free(cmap); return FALSE; @@ -366,7 +371,7 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE ptr[poffset] = temp; temp = (aWord & gmask) >> gshift; ptr[poffset + 1] = temp; - temp = (aWord & bmask) >> gshift; + temp = (aWord & bmask) >> bshift; ptr[poffset + 2] = temp; column++; } @@ -401,10 +406,10 @@ bool wxBMPHandler::LoadFile( wxImage *image, wxInputStream& stream, bool WXUNUSE return TRUE; } -bool wxBMPHandler::CanRead( wxInputStream& stream ) +bool wxBMPHandler::DoCanRead( wxInputStream& stream ) { unsigned char hdr[2]; - + stream.Read(&hdr, 2); stream.SeekI(-2, wxFromCurrent); return (hdr[0] == 'B' && hdr[1] == 'M');