#include "wx/icon.h"
#include "wx/log.h"
#include "wx/control.h"
+#include "wx/dcmemory.h"
+#include "wx/image.h"
#include <Xm/Xm.h>
#include "wx/motif/private.h"
-// TODO: correct symbol, path?
-#if wxUSE_XPM
-#include <X11/xpm.h>
+#if wxHAVE_LIB_XPM
+ #include <X11/xpm.h>
#endif
#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()
if (m_freeColors)
{
- int screen = DefaultScreen((Display*) m_display);
- Colormap cmp = DefaultColormap((Display*) m_display,screen);
- long llp;
- for(llp = 0;llp < m_freeColorsCount;llp++)
- XFreeColors((Display*) m_display, cmp, &m_freeColors[llp], 1, 0L);
- delete m_freeColors;
+ int screen = DefaultScreen((Display*) m_display);
+ Colormap cmp = DefaultColormap((Display*) m_display,screen);
+ long llp;
+ for(llp = 0;llp < m_freeColorsCount;llp++)
+ XFreeColors((Display*) m_display, cmp, &m_freeColors[llp], 1, 0L);
+ delete m_freeColors;
};
if (m_bitmapMask)
m_refData = new wxBitmapRefData;
if (d < 1)
- d = wxDisplayDepth();
+ d = wxDisplayDepth();
M_BITMAPDATA->m_width = w;
M_BITMAPDATA->m_height = h;
M_BITMAPDATA->m_display = dpy; /* MATTHEW: [4] Remember the display */
M_BITMAPDATA->m_pixmap = (WXPixmap) XCreatePixmap (dpy, RootWindow (dpy, DefaultScreen (dpy)),
- w, h, d);
+ w, h, d);
M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_pixmap != (WXPixmap) 0) ;
return M_BITMAPDATA->m_ok;
wxBitmapHandler *handler = FindHandler(type);
if ( handler == NULL ) {
- wxLogWarning("no bitmap handler for type %d defined.", type);
-
- return FALSE;
+ wxImage image;
+ if (!image.LoadFile( filename, type )) return FALSE;
+ if (image.Ok())
+ {
+ *this = image.ConvertToBitmap();
+ return TRUE;
+ }
+ else return FALSE;
}
return handler->LoadFile(this, filename, type, -1, -1);
wxBitmapHandler *handler = FindHandler(type);
if ( handler == NULL ) {
- wxLogWarning("no bitmap handler for type %d defined.", type);
+ wxLogWarning("no data 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);
-
- return FALSE;
- }
+ if ( handler == NULL ) { // try wxImage
+ wxImage image( *this );
+ if (image.Ok()) return image.SaveFile( filename, type );
+ else return FALSE;
+ }
- return handler->SaveFile(this, filename, type, palette);
+ return handler->SaveFile(this, filename, type, palette);
}
void wxBitmap::SetWidth(int w)
{
wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
if ( handler->GetExtension() == extension &&
- (bitmapType == -1 || handler->GetType() == bitmapType) )
+ (bitmapType == -1 || handler->GetType() == bitmapType) )
return handler;
node = node->Next();
}
}
/*
- * wxMask
- */
+* wxMask
+*/
wxMask::wxMask()
{
}
// Create a mask from a mono bitmap (copies the bitmap).
-bool wxMask::Create(const wxBitmap& bitmap)
+bool wxMask::Create(const wxBitmap& WXUNUSED(bitmap))
{
-// TODO
+ // TODO
return FALSE;
}
// Create a mask from a bitmap and a palette index indicating
// the transparent area
-bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
+bool wxMask::Create(const wxBitmap& WXUNUSED(bitmap), int WXUNUSED(paletteIndex))
{
-// TODO
+ // TODO
return FALSE;
}
// Create a mask from a bitmap and a colour indicating
// the transparent area
-bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
+bool wxMask::Create(const wxBitmap& WXUNUSED(bitmap), const wxColour& WXUNUSED(colour))
{
-// TODO
+ // TODO
return FALSE;
}
/*
- * wxBitmapHandler
- */
+* wxBitmapHandler
+*/
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;
}
/*
- * Standard handlers
- */
+* Standard handlers
+*/
class WXDLLEXPORT wxXBMFileHandler: public wxBitmapHandler
{
};
virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth, int desiredHeight);
+ int desiredWidth, int desiredHeight);
};
IMPLEMENT_DYNAMIC_CLASS(wxXBMFileHandler, wxBitmapHandler)
-bool wxXBMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth, int desiredHeight)
+bool wxXBMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long WXUNUSED(flags),
+ int WXUNUSED(desiredWidth), int WXUNUSED(desiredHeight))
{
M_BITMAPHANDLERDATA->m_freePixmap = TRUE;
M_BITMAPDATA->m_display = (WXDisplay*) dpy;
int value = XReadBitmapFile (dpy, RootWindow (dpy, DefaultScreen (dpy)),
- (char*) (const char*) name, &w, &h, &pixmap, &hotX, &hotY);
+ (char*) (const char*) name, &w, &h, &pixmap, &hotX, &hotY);
M_BITMAPHANDLERDATA->m_width = w;
M_BITMAPHANDLERDATA->m_height = h;
M_BITMAPHANDLERDATA->m_depth = 1;
};
IMPLEMENT_DYNAMIC_CLASS(wxXBMDataHandler, wxBitmapHandler)
-bool wxXBMDataHandler::Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth)
+bool wxXBMDataHandler::Create( wxBitmap *bitmap, void *data, long WXUNUSED(flags),
+ int width, int height, int WXUNUSED(depth))
{
M_BITMAPHANDLERDATA->m_width = width;
M_BITMAPHANDLERDATA->m_height = height;
return TRUE;
}
-#if wxUSE_XPM
+#if wxHAVE_LIB_XPM
class WXDLLEXPORT wxXPMFileHandler: public wxBitmapHandler
{
DECLARE_DYNAMIC_CLASS(wxXPMFileHandler)
};
virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
- int desiredWidth, int desiredHeight);
+ int desiredWidth, int desiredHeight);
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)
+bool wxXPMFileHandler::LoadFile( wxBitmap *bitmap, const wxString& name, long WXUNUSED(flags),
+ int WXUNUSED(desiredWidth), int WXUNUSED(desiredHeight) )
{
Display *dpy = (Display*) wxGetDisplay();
M_BITMAPHANDLERDATA->m_display = (WXDisplay*) dpy;
M_BITMAPHANDLERDATA->m_bitmapMask->SetPixmap((WXPixmap) mask);
}
+ unsigned int depthRet;
+ int xRet, yRet;
+ unsigned int widthRet, heightRet, borderWidthRet;
+ Window rootWindowRet;
+ XGetGeometry(dpy, pixmap, &rootWindowRet, &xRet, &yRet,
+ &widthRet, &heightRet, &borderWidthRet, &depthRet);
+
M_BITMAPHANDLERDATA->m_width = xpmAttr.width;
M_BITMAPHANDLERDATA->m_height = xpmAttr.height;
+
+ /*
if ( xpmAttr.npixels > 2 )
{
- M_BITMAPHANDLERDATA->m_depth = 8; // TODO: next time not just a guess :-) ...
+ M_BITMAPHANDLERDATA->m_depth = 8; // TODO: next time not just a guess :-) ...
} else
{
- M_BITMAPHANDLERDATA->m_depth = 1; // mono
+ M_BITMAPHANDLERDATA->m_depth = 1; // mono
}
+ */
- M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
+ M_BITMAPHANDLERDATA->m_depth = depthRet;
- XpmFreeAttributes(&xpmAttr);
+ M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
+
+ XpmFreeAttributes(&xpmAttr);
M_BITMAPHANDLERDATA->m_ok = TRUE;
return TRUE;
} else
{
-// XpmDebugError(errorStatus, name);
+ // XpmDebugError(errorStatus, name);
M_BITMAPHANDLERDATA->m_ok = FALSE;
return FALSE;
}
}
-bool wxXPMFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
+bool wxXPMFileHandler::SaveFile( wxBitmap *bitmap, const wxString& name, int WXUNUSED(type),
+ const wxPalette *WXUNUSED(palette))
{
if (M_BITMAPHANDLERDATA->m_ok && M_BITMAPHANDLERDATA->m_pixmap)
{
Display *dpy = (Display*) M_BITMAPHANDLERDATA->m_display;
int errorStatus = XpmWriteFileFromPixmap(dpy, (char*) (const char*) name,
- (Pixmap) M_BITMAPHANDLERDATA->m_pixmap,
- (M_BITMAPHANDLERDATA->m_bitmapMask ? (Pixmap) M_BITMAPHANDLERDATA->m_bitmapMask->GetPixmap() : (Pixmap) 0),
- (XpmAttributes *) NULL);
+ (Pixmap) M_BITMAPHANDLERDATA->m_pixmap,
+ (M_BITMAPHANDLERDATA->m_bitmapMask ? (Pixmap) M_BITMAPHANDLERDATA->m_bitmapMask->GetPixmap() : (Pixmap) 0),
+ (XpmAttributes *) NULL);
if (errorStatus == XpmSuccess)
- return TRUE;
+ return TRUE;
else
- return FALSE;
+ return FALSE;
}
else
return FALSE;
};
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 WXUNUSED(flags),
+ int width, int height, int WXUNUSED(depth))
{
M_BITMAPHANDLERDATA->m_width = width;
M_BITMAPHANDLERDATA->m_height = height;
Pixmap pixmap;
Pixmap mask = 0;
int ErrorStatus = XpmCreatePixmapFromData(dpy, RootWindow(dpy, DefaultScreen(dpy)),
- (char**) data, &pixmap, &mask, &xpmAttr);
+ (char**) data, &pixmap, &mask, &xpmAttr);
if (ErrorStatus == XpmSuccess)
{
// Set attributes
M_BITMAPHANDLERDATA->m_width = xpmAttr.width;
M_BITMAPHANDLERDATA->m_height = xpmAttr.height;
- if ( xpmAttr.npixels > 2 )
- {
+
+ unsigned int depthRet;
+ int xRet, yRet;
+ unsigned int widthRet, heightRet, borderWidthRet;
+ Window rootWindowRet;
+ XGetGeometry(dpy, pixmap, &rootWindowRet, &xRet, &yRet,
+ &widthRet, &heightRet, &borderWidthRet, &depthRet);
+
+ /*
+ if ( xpmAttr.npixels > 2 )
+ {
M_BITMAPHANDLERDATA->m_depth = 8; // next time not just a guess :-) ...
- } else
- {
+ } else
+ {
M_BITMAPHANDLERDATA->m_depth = 1; // mono
- }
+ }
+ */
+
+ M_BITMAPHANDLERDATA->m_depth = depthRet;
+
M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
XpmFreeAttributes(&xpmAttr);
M_BITMAPHANDLERDATA->m_ok = TRUE;
}
else
{
-// XpmDebugError(ErrorStatus, NULL);
+ // XpmDebugError(ErrorStatus, NULL);
M_BITMAPHANDLERDATA->m_ok = FALSE;
}
return M_BITMAPHANDLERDATA->m_ok ;
}
-#endif
+#endif // wxHAVE_LIB_XPM
void wxBitmap::CleanUpHandlers()
{
AddHandler(new wxXBMFileHandler);
AddHandler(new wxXBMDataHandler);
- // XPM is considered standard for Moif, although it can be omitted if absolutely
- // necessary.
-#if wxUSE_XPM
+ // XPM is considered standard for Motif, although it can be omitted if
+ // libXpm is not installed
+#if wxHAVE_LIB_XPM
AddHandler(new wxXPMFileHandler);
AddHandler(new wxXPMDataHandler);
-#endif
+#endif // wxHAVE_LIB_XPM
}
WXPixmap wxBitmap::GetLabelPixmap (WXWidget w)
{
- if (M_BITMAPDATA->m_image == (WXPixmap) 0)
- return M_BITMAPDATA->m_pixmap;
+ if (M_BITMAPDATA->m_image == (WXPixmap) 0)
+ return M_BITMAPDATA->m_pixmap;
- Display *dpy = (Display*) M_BITMAPDATA->m_display;
+ Display *dpy = (Display*) M_BITMAPDATA->m_display;
#ifdef FOO
-/*
- If we do:
- if (labelPixmap) return labelPixmap;
- things can be wrong, because colors can have been changed.
-
- If we do:
- if (labelPixmap)
- XmDestroyPixmap(DefaultScreenOfDisplay(dpy),labelPixmap) ;
- we got BadDrawable if the pixmap is referenced by multiples widgets
-
- this is a catch22!!
-
- So, before doing thing really clean, I just do nothing; if the pixmap is
- referenced by many widgets, Motif performs caching functions.
- And if pixmap is referenced with multiples colors, we just have some
- memory leaks... I hope we can deal with them...
- */
- // Must be destroyed, because colours can have been changed!
- if (M_BITMAPDATA->m_labelPixmap)
- XmDestroyPixmap (DefaultScreenOfDisplay (dpy), M_BITMAPDATA->m_labelPixmap);
+ /*
+ If we do:
+ if (labelPixmap) return labelPixmap;
+ things can be wrong, because colors can have been changed.
+
+ If we do:
+ if (labelPixmap)
+ XmDestroyPixmap(DefaultScreenOfDisplay(dpy),labelPixmap) ;
+ we got BadDrawable if the pixmap is referenced by multiples widgets
+
+ this is a catch22!!
+
+ So, before doing thing really clean, I just do nothing; if the pixmap is
+ referenced by many widgets, Motif performs caching functions.
+ And if pixmap is referenced with multiples colors, we just have some
+ memory leaks... I hope we can deal with them...
+ */
+ // Must be destroyed, because colours can have been changed!
+ if (M_BITMAPDATA->m_labelPixmap)
+ XmDestroyPixmap (DefaultScreenOfDisplay (dpy), M_BITMAPDATA->m_labelPixmap);
#endif
- char tmp[128];
- sprintf (tmp, "Im%x", (unsigned int) M_BITMAPDATA->m_image);
+ char tmp[128];
+ sprintf (tmp, "Im%x", (unsigned int) M_BITMAPDATA->m_image);
- Pixel fg, bg;
- Widget widget = (Widget) w;
+ Pixel fg, bg;
+ Widget widget = (Widget) w;
- while (XmIsGadget ( widget ))
- widget = XtParent (widget);
- XtVaGetValues (widget, XmNbackground, &bg, XmNforeground, &fg, NULL);
+ while (XmIsGadget ( widget ))
+ widget = XtParent (widget);
+ XtVaGetValues (widget, XmNbackground, &bg, XmNforeground, &fg, NULL);
- M_BITMAPDATA->m_labelPixmap = (WXPixmap) XmGetPixmap (DefaultScreenOfDisplay (dpy), tmp, fg, bg);
+ M_BITMAPDATA->m_labelPixmap = (WXPixmap) XmGetPixmap (DefaultScreenOfDisplay (dpy), tmp, fg, bg);
- return M_BITMAPDATA->m_labelPixmap;
+ return M_BITMAPDATA->m_labelPixmap;
}
WXPixmap wxBitmap::GetArmPixmap (WXWidget w)
{
- if (M_BITMAPDATA->m_image == (WXPixmap) 0)
- return M_BITMAPDATA->m_pixmap;
+ if (M_BITMAPDATA->m_image == (WXPixmap) 0)
+ return M_BITMAPDATA->m_pixmap;
- Display *dpy = (Display*) M_BITMAPDATA->m_display;
+ Display *dpy = (Display*) M_BITMAPDATA->m_display;
#ifdef FOO
- See GetLabelPixmap () comment
- // Must be destroyed, because colours can have been changed!
- if (M_BITMAPDATA->m_armPixmap)
- XmDestroyPixmap (DefaultScreenOfDisplay (dpy), M_BITMAPDATA->m_armPixmap);
+ See GetLabelPixmap () comment
+ // Must be destroyed, because colours can have been changed!
+ if (M_BITMAPDATA->m_armPixmap)
+ XmDestroyPixmap (DefaultScreenOfDisplay (dpy), M_BITMAPDATA->m_armPixmap);
#endif
- char tmp[128];
- sprintf (tmp, "Im%x", (unsigned int) M_BITMAPDATA->m_image);
+ char tmp[128];
+ sprintf (tmp, "Im%x", (unsigned int) M_BITMAPDATA->m_image);
- Pixel fg, bg;
- Widget widget = (Widget) w;
+ Pixel fg, bg;
+ Widget widget = (Widget) w;
- XtVaGetValues (widget, XmNarmColor, &bg, NULL);
- while (XmIsGadget (widget))
- widget = XtParent (widget);
- XtVaGetValues (widget, XmNforeground, &fg, NULL);
+ XtVaGetValues (widget, XmNarmColor, &bg, NULL);
+ while (XmIsGadget (widget))
+ widget = XtParent (widget);
+ XtVaGetValues (widget, XmNforeground, &fg, NULL);
- M_BITMAPDATA->m_armPixmap = (WXPixmap) XmGetPixmap (DefaultScreenOfDisplay (dpy), tmp, fg, bg);
+ M_BITMAPDATA->m_armPixmap = (WXPixmap) XmGetPixmap (DefaultScreenOfDisplay (dpy), tmp, fg, bg);
- return M_BITMAPDATA->m_armPixmap;
+ return M_BITMAPDATA->m_armPixmap;
}
WXPixmap wxBitmap::GetInsensPixmap (WXWidget w)
{
- Display *dpy = (Display*) M_BITMAPDATA->m_display;
+ Display *dpy = (Display*) M_BITMAPDATA->m_display;
+
+ if (M_BITMAPDATA->m_insensPixmap)
+ return M_BITMAPDATA->m_insensPixmap;
+
+ if (!w)
+ {
+ M_BITMAPDATA->m_insensPixmap = (WXPixmap) XCreateInsensitivePixmap(dpy, (Pixmap) M_BITMAPDATA->m_pixmap);
+ if (M_BITMAPDATA->m_insensPixmap)
+ return M_BITMAPDATA->m_insensPixmap;
+ else
+ return M_BITMAPDATA->m_pixmap;
+ }
- if (M_BITMAPDATA->m_insensImage == (WXPixmap) 0)
- return M_BITMAPDATA->m_pixmap;
+ if (M_BITMAPDATA->m_insensImage == (WXPixmap) 0)
+ return M_BITMAPDATA->m_pixmap;
#ifdef FOO
- See GetLabelPixmap () comment
- // Must be destroyed, because colours can have been changed!
- if (M_BITMAPDATA->m_insensPixmap)
- XmDestroyPixmap (DefaultScreenOfDisplay (dpy), (Pixmap) M_BITMAPDATA->m_insensPixmap);
+ See GetLabelPixmap () comment
+ // Must be destroyed, because colours can have been changed!
+ if (M_BITMAPDATA->m_insensPixmap)
+ XmDestroyPixmap (DefaultScreenOfDisplay (dpy), (Pixmap) M_BITMAPDATA->m_insensPixmap);
#endif
- char tmp[128];
- sprintf (tmp, "Not%x", (unsigned int) M_BITMAPDATA->m_insensImage);
+ char tmp[128];
+ sprintf (tmp, "Not%x", (unsigned int) M_BITMAPDATA->m_insensImage);
- Pixel fg, bg;
- Widget widget = (Widget) w;
+ Pixel fg, bg;
+ Widget widget = (Widget) w;
- while (XmIsGadget (widget))
- widget = XtParent (widget);
- XtVaGetValues (widget, XmNbackground, &bg, XmNforeground, &fg, NULL);
+ while (XmIsGadget (widget))
+ widget = XtParent (widget);
+ XtVaGetValues (widget, XmNbackground, &bg, XmNforeground, &fg, NULL);
- M_BITMAPDATA->m_insensPixmap = (WXPixmap) XmGetPixmap (DefaultScreenOfDisplay (dpy), tmp, fg, bg);
+ M_BITMAPDATA->m_insensPixmap = (WXPixmap) XmGetPixmap (DefaultScreenOfDisplay (dpy), tmp, fg, bg);
- return M_BITMAPDATA->m_insensPixmap;
+ return M_BITMAPDATA->m_insensPixmap;
}
// We may need this sometime...
/****************************************************************************
-NAME
- XCreateInsensitivePixmap - create a grayed-out copy of a pixmap
+ NAME
+ XCreateInsensitivePixmap - create a grayed-out copy of a pixmap
-SYNOPSIS
+ SYNOPSIS
Pixmap XCreateInsensitivePixmap( Display *display, Pixmap pixmap )
-DESCRIPTION
- This function creates a grayed-out copy of the argument pixmap, suitable
- for use as a XmLabel's XmNlabelInsensitivePixmap resource.
+ DESCRIPTION
+ This function creates a grayed-out copy of the argument pixmap, suitable
+ for use as a XmLabel's XmNlabelInsensitivePixmap resource.
-RETURN VALUES
- The return value is the new Pixmap id or zero on error. Errors include
- a NULL display argument or an invalid Pixmap argument.
+ RETURN VALUES
+ The return value is the new Pixmap id or zero on error. Errors include
+ a NULL display argument or an invalid Pixmap argument.
-ERRORS
- If one of the XLib functions fail, it will produce a X error. The
- default X error handler prints a diagnostic and calls exit().
+ ERRORS
+ If one of the XLib functions fail, it will produce a X error. The
+ default X error handler prints a diagnostic and calls exit().
-SEE ALSO
- XCopyArea(3), XCreateBitmapFromData(3), XCreateGC(3), XCreatePixmap(3),
- XFillRectangle(3), exit(2)
+ SEE ALSO
+ XCopyArea(3), XCreateBitmapFromData(3), XCreateGC(3), XCreatePixmap(3),
+ XFillRectangle(3), exit(2)
-AUTHOR
- John R Veregge - john@puente.jpl.nasa.gov
- Advanced Engineering and Prototyping Group (AEG)
- Information Systems Technology Section (395)
- Jet Propulsion Lab - Calif Institute of Technology
+ AUTHOR
+ John R Veregge - john@puente.jpl.nasa.gov
+ Advanced Engineering and Prototyping Group (AEG)
+ Information Systems Technology Section (395)
+ Jet Propulsion Lab - Calif Institute of Technology
*****************************************************************************/
XCreateInsensitivePixmap( Display *display, Pixmap pixmap )
{
-static
- char stipple_data[] =
- {
- 0x55, 0x55, 0xAA, 0xAA, 0x55, 0x55, 0xAA, 0xAA,
+ static
+ char stipple_data[] =
+ {
+ 0x55, 0x55, 0xAA, 0xAA, 0x55, 0x55, 0xAA, 0xAA,
0x55, 0x55, 0xAA, 0xAA, 0x55, 0x55, 0xAA, 0xAA,
0x55, 0x55, 0xAA, 0xAA, 0x55, 0x55, 0xAA, 0xAA,
0x55, 0x55, 0xAA, 0xAA, 0x55, 0x55, 0xAA, 0xAA
- };
+ };
GC gc;
Pixmap ipixmap, stipple;
unsigned width, height, depth;
ipixmap = 0;
if ( NULL == display || 0 == pixmap )
- return ipixmap;
+ return ipixmap;
if ( 0 == XGetGeometry( display, pixmap, &window, &x, &y,
- &width, &height, &border, &depth )
- )
- return ipixmap; /* BadDrawable: probably an invalid pixmap */
+ &width, &height, &border, &depth )
+ )
+ return ipixmap; /* BadDrawable: probably an invalid pixmap */
- /* Get the stipple pixmap to be used to 'gray-out' the argument pixmap.
+ /* Get the stipple pixmap to be used to 'gray-out' the argument pixmap.
*/
stipple = XCreateBitmapFromData( display, pixmap, stipple_data, 16, 16 );
if ( 0 != stipple )
{
- gc = XCreateGC( display, pixmap, (XtGCMask)0, (XGCValues*)NULL );
- if ( NULL != gc )
- {
- /* Create an identical copy of the argument pixmap.
- */
- ipixmap = XCreatePixmap( display, pixmap, width, height, depth );
- if ( 0 != ipixmap )
+ gc = XCreateGC( display, pixmap, (XtGCMask)0, (XGCValues*)NULL );
+ if ( NULL != gc )
{
- /* Copy the argument pixmap into the new pixmap.
- */
- XCopyArea( display, pixmap, ipixmap,
- gc, 0, 0, width, height, 0, 0 );
-
- /* Refill the new pixmap using the stipple algorithm/pixmap.
- */
- XSetStipple( display, gc, stipple );
- XSetFillStyle( display, gc, FillStippled );
- XFillRectangle( display, ipixmap, gc, 0, 0, width, height );
+ /* Create an identical copy of the argument pixmap.
+ */
+ ipixmap = XCreatePixmap( display, pixmap, width, height, depth );
+ if ( 0 != ipixmap )
+ {
+ /* Copy the argument pixmap into the new pixmap.
+ */
+ XCopyArea( display, pixmap, ipixmap,
+ gc, 0, 0, width, height, 0, 0 );
+
+ /* Refill the new pixmap using the stipple algorithm/pixmap.
+ */
+ XSetStipple( display, gc, stipple );
+ XSetFillStyle( display, gc, FillStippled );
+ XFillRectangle( display, ipixmap, gc, 0, 0, width, height );
+ }
+ XFreeGC( display, gc );
}
- XFreeGC( display, gc );
- }
- XFreePixmap( display, stipple );
+ XFreePixmap( display, stipple );
}
return ipixmap;
}
+// Creates a bitmap with transparent areas drawn in
+// the given colour.
+wxBitmap wxCreateMaskedBitmap(wxBitmap& bitmap, wxColour& colour)
+{
+ wxBitmap newBitmap(bitmap.GetWidth(),
+ bitmap.GetHeight(),
+ bitmap.GetDepth());
+ wxMemoryDC destDC;
+ wxMemoryDC srcDC;
+ srcDC.SelectObject(bitmap);
+ destDC.SelectObject(newBitmap);
+
+ wxBrush brush(colour, wxSOLID);
+ destDC.SetOptimization(FALSE);
+ destDC.SetBackground(brush);
+ destDC.Clear();
+ destDC.Blit(0, 0, bitmap.GetWidth(), bitmap.GetHeight(), & srcDC, 0, 0, wxCOPY, TRUE);
+
+ return newBitmap;
+}
projects / wxWidgets.git / blobdiff