X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/73974df1f951f176f592fd900352c41281eb5df2..f9862abdc98245a4eb6cbab3cbbd825f62cb09e9:/src/msw/xpmhand.cpp diff --git a/src/msw/xpmhand.cpp b/src/msw/xpmhand.cpp index 89e5cf85ba..7b0a898a59 100644 --- a/src/msw/xpmhand.cpp +++ b/src/msw/xpmhand.cpp @@ -10,172 +10,219 @@ ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation "xpmhand.h" + #pragma implementation "xpmhand.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 -#include "wx/setup.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" + #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/msw/private.h" #include "wx/log.h" -#include "assert.h" - #if wxUSE_XPM_IN_MSW -#define FOR_MSW 1 -#include "../xpm/xpm34.h" + #define FOR_MSW 1 + + // allow the user to use the system-wide xpm.h by defining + // wxUSE_XPM_H_IN_PATH (and always use xpm.h in path if __WX_SETUP_H__ is + // defined which means that we use configure as it always add -I../xpm to + // the include path if needed) + #if !defined(__WX_SETUP_H__) && !defined(wxUSE_XPM_H_IN_PATH) + #include "../xpm/xpm.h" + #else + #include + #endif #endif #include "wx/xpmhand.h" #include "wx/msw/dib.h" +#if wxUSE_XPM_IN_MSW + +static void XpmToBitmap(wxBitmap *bitmap, + const XImage *ximage, + const XImage *xmask, + const XpmAttributes& xpmAttr) +{ + wxBitmapRefData *refData = bitmap->GetBitmapData(); + refData->m_hBitmap = (WXHBITMAP)ximage->bitmap; + + // first set the bitmap width, height, depth... + BITMAP bm; + if ( !::GetObject(GetHbitmapOf(*bitmap), sizeof(bm), (LPSTR) & bm) ) + { + wxLogLastError(wxT("GetObject(bitmap)")); + } + + refData->m_width = bm.bmWidth; + refData->m_height = bm.bmHeight; + refData->m_depth = bm.bmPlanes * bm.bmBitsPixel; + refData->m_numColors = xpmAttr.npixels; + + // GRG Jan/2000, mask support + if (xmask) + { + wxMask *mask = new wxMask(); + mask->SetMaskBitmap((WXHBITMAP) wxInvertMask(xmask->bitmap, + bm.bmWidth, bm.bmHeight)); + bitmap->SetMask(mask); + } +} + +#endif // wxUSE_XPM_IN_MSW + IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler) -bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, - int desiredWidth, int desiredHeight) +bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, + const wxString& name, + long flags, + int desiredWidth, int desiredHeight) { #if wxUSE_XPM_IN_MSW - XImage *ximage; + XImage *ximage = NULL; + XImage *xmask = NULL; XpmAttributes xpmAttr; HDC dc; - M_BITMAPHANDLERDATA->m_ok = FALSE; dc = CreateCompatibleDC(NULL); if (dc) { - xpmAttr.valuemask = XpmReturnPixels; - int errorStatus = XpmReadFileToImage(&dc, wxMBSTRINGCAST name.fn_str(), &ximage, (XImage **) NULL, &xpmAttr); - DeleteDC(dc); - if (errorStatus == XpmSuccess) - { - M_BITMAPHANDLERDATA->m_hBitmap = (WXHBITMAP) ximage->bitmap; + xpmAttr.valuemask = XpmReturnPixels | XpmColorTable; + int errorStatus = XpmReadFileToImage(&dc, + wxMBSTRINGCAST name.fn_str(), + &ximage, + &xmask, + &xpmAttr); + DeleteDC(dc); + if (errorStatus == XpmSuccess) + { + XpmToBitmap(bitmap, ximage, xmask, xpmAttr); - BITMAP bm; - GetObject((HBITMAP)M_BITMAPHANDLERDATA->m_hBitmap, sizeof(bm), (LPSTR) & bm); + XpmFree(xpmAttr.pixels); + XpmFreeAttributes(&xpmAttr); + XImageFree(ximage); + if (xmask) + XDestroyImage(xmask); + } - 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); +#if WXWIN_COMPATIBILITY_2 + bitmap->SetOk(errorStatus == XpmSuccess); +#endif // WXWIN_COMPATIBILITY_2 - M_BITMAPHANDLERDATA->m_ok = TRUE; - return TRUE; - } - else - { - M_BITMAPHANDLERDATA->m_ok = FALSE; - return FALSE; - } + return bitmap->Ok(); } -#endif +#endif // wxUSE_XPM_IN_MSW return FALSE; } -bool wxXPMFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette) +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); + XImage ximage; + XImage xmask; + bool hasmask = FALSE; + + HDC dc = CreateCompatibleDC(NULL); if (dc) { - if (SelectObject(dc, (HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap)) + /* fill the XImage struct 'by hand' */ + wxBitmapRefData *refData = bitmap->GetBitmapData(); + ximage.width = refData->m_width; + ximage.height = refData->m_height; + ximage.depth = refData->m_depth; + ximage.bitmap = (HBITMAP)refData->m_hBitmap; + + // GRG Jan/2000, mask support + hasmask = (refData->m_bitmapMask != NULL); + if (hasmask) { - /* 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, wxMBSTRINGCAST name.fn_str(), - &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 + /* Strangely enough, the MSW version of xpmlib is not + * coherent with itself regarding masks; we have to invert + * the mask we get when loading, but we still must pass it + * 'as is' when saving... + */ + xmask.bitmap = (HBITMAP) refData->m_bitmapMask->GetMaskBitmap(); + xmask.width = refData->m_width; + xmask.height = refData->m_height; + xmask.depth = 1; + } + + int errorStatus = XpmWriteFileFromImage( + &dc, + wxMBSTRINGCAST name.fn_str(), + &ximage, + (hasmask? &xmask : (XImage *)NULL), + (XpmAttributes *) NULL); + + DeleteDC(dc); + + return (errorStatus == XpmSuccess); + } +#endif // !wxUSE_XPM_IN_MSW + return FALSE; -#endif } IMPLEMENT_DYNAMIC_CLASS(wxXPMDataHandler, wxBitmapHandler) -bool wxXPMDataHandler::Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth) +bool wxXPMDataHandler::Create(wxBitmap *bitmap, + void *data, + long flags, + int width, + int height, + int depth) { #if wxUSE_XPM_IN_MSW - XImage *ximage; - int ErrorStatus; + XImage *ximage = NULL; + XImage *xmask = NULL; XpmAttributes xpmAttr; - HDC dc; - M_BITMAPHANDLERDATA->m_ok = FALSE; - M_BITMAPHANDLERDATA->m_numColors = 0; - - dc = CreateCompatibleDC(NULL); /* memory DC */ + HDC 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; + xpmAttr.valuemask = XpmReturnInfos | XpmColorTable; + int errorStatus = XpmCreateImageFromData(&dc, (char **)data, + &ximage, + &xmask, + &xpmAttr); + DeleteDC(dc); - BITMAP bm; - GetObject((HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap, sizeof(bm), (LPSTR) & bm); + if ( errorStatus == XpmSuccess ) + { + XpmToBitmap(bitmap, ximage, xmask, xpmAttr); - 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); + XpmFree(xpmAttr.pixels); + XpmFreeAttributes(&xpmAttr); + XImageFree(ximage); // releases the malloc, but does not destroy bitmap + if (xmask) + XDestroyImage(xmask); + } - XImageFree(ximage); // releases the malloc, but does not detroy - // the bitmap - M_BITMAPHANDLERDATA->m_ok = TRUE; - DeleteDC(dc); +#if WXWIN_COMPATIBILITY_2 + bitmap->SetOk(errorStatus == XpmSuccess); +#endif // WXWIN_COMPATIBILITY_2 - return TRUE; - } - else - { - M_BITMAPHANDLERDATA->m_ok = FALSE; -// XpmDebugError(ErrorStatus, NULL); - DeleteDC(dc); - return FALSE; - } + return bitmap->Ok(); } -#endif +#endif // wxUSE_XPM_IN_MSW return FALSE; }