/////////////////////////////////////////////////////////////////////////////
-// Name: bitmap.cpp
+// Name: src/x11/bitmap.cpp
// Purpose: wxBitmap
// Author: Julian Smart, Robert Roebling
// Modified by:
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "bitmap.h"
-#endif
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
#include "wx/bitmap.h"
-#include "wx/icon.h"
-#include "wx/log.h"
-#include "wx/image.h"
-#include "wx/app.h"
-#if wxUSE_NANOX
-#include "wx/dcmemory.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+ #include "wx/app.h"
+ #include "wx/dcmemory.h"
+ #include "wx/icon.h"
+ #include "wx/math.h"
+ #include "wx/image.h"
#endif
#include "wx/x11/private.h"
#if wxUSE_NANOX
#undef wxHAVE_LIB_XPM
#define wxHAVE_LIB_XPM 0
+
+// Copy from the drawable to the wxImage
+bool wxGetImageFromDrawable(GR_DRAW_ID drawable, int srcX, int srcY, int width, int height, wxImage& image);
#endif
#if wxUSE_XPM
#include "wx/wfstream.h"
#endif
#endif
-#include <math.h>
//-----------------------------------------------------------------------------
// wxMask
m_display = bitmap.GetDisplay();
- wxImage image( bitmap );
- if (!image.Ok()) return FALSE;
-
+ wxImage image = bitmap.ConvertToImage();
+ if (!image.Ok()) return false;
+
m_display = bitmap.GetDisplay();
-
- Display *xdisplay = (Display*) m_display;
+ Display *xdisplay = (Display*) m_display;
int xscreen = DefaultScreen( xdisplay );
Window xroot = RootWindow( xdisplay, xscreen );
- Visual* xvisual = DefaultVisual( xdisplay, xscreen );
- int bpp = DefaultDepth( xdisplay, xscreen );
-
+
m_bitmap = (WXPixmap) XCreatePixmap( xdisplay, xroot, image.GetWidth(), image.GetHeight(), 1 );
GC gc = XCreateGC( xdisplay, (Pixmap) m_bitmap, 0, NULL );
unsigned char green = colour.Green();
unsigned char blue = colour.Blue();
- XVisualInfo vinfo_template;
- XVisualInfo *vi;
-
- vinfo_template.visual = xvisual;
- vinfo_template.visualid = XVisualIDFromVisual( xvisual );
- vinfo_template.depth = bpp;
- int nitem = 0;
+ int bpp = wxTheApp->GetVisualInfo(m_display)->m_visualDepth;
- vi = XGetVisualInfo( xdisplay, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem );
- wxASSERT_MSG( vi, wxT("No visual info") );
-
- if ((bpp == 16) && (vi->red_mask != 0xf800)) bpp = 15;
if (bpp == 15)
{
- red = red & 0xf8;
- green = green & 0xf8;
- blue = blue & 0xf8;
+ red &= 0xf8;
+ green &= 0xf8;
+ blue &= 0xf8;
} else
if (bpp == 16)
{
- red = red & 0xf8;
- green = green & 0xfc;
- blue = blue & 0xf8;
+ red &= 0xf8;
+ green &= 0xfc;
+ blue &= 0xf8;
} else
if (bpp == 12)
{
- red = red & 0xf0;
- green = green & 0xf0;
- blue = blue & 0xf0;
+ red &= 0xf0;
+ green &= 0xf0;
+ blue &= 0xf0;
}
XSetForeground( xdisplay, gc, BlackPixel(xdisplay,xscreen) );
- for (int j = 0; j < image.GetHeight(); j++)
+ int width = image.GetWidth();
+ int height = image.GetHeight();
+ for (int j = 0; j < height; j++)
{
int start_x = -1;
int i;
- for (i = 0; i < image.GetWidth(); i++)
+ for (i = 0; i < width; i++)
{
if ((data[index] == red) &&
(data[index+1] == green) &&
if (start_x != -1)
XDrawLine( xdisplay, (Pixmap) m_bitmap, gc, start_x, j, i, j );
}
-
+
XFreeGC( xdisplay, gc );
- return TRUE;
+ return true;
#else
- return FALSE;
+ return false;
#endif
// wxUSE_NANOX
}
unsigned char r,g,b;
wxPalette *pal = bitmap.GetPalette();
- wxCHECK_MSG( pal, FALSE, wxT("Cannot create mask from bitmap without palette") );
+ wxCHECK_MSG( pal, false, wxT("Cannot create mask from bitmap without palette") );
pal->GetRGB(paletteIndex, &r, &g, &b);
m_bitmap = NULL;
}
- if (!bitmap.Ok()) return FALSE;
+ if (!bitmap.Ok()) return false;
+
+ wxCHECK_MSG( bitmap.GetBitmap(), false, wxT("Cannot create mask from colour bitmap") );
- wxCHECK_MSG( bitmap.GetBitmap(), FALSE, wxT("Cannot create mask from colour bitmap") );
-
m_display = bitmap.GetDisplay();
int xscreen = DefaultScreen( (Display*) m_display );
Window xroot = RootWindow( (Display*) m_display, xscreen );
-
+
m_bitmap = (WXPixmap) XCreatePixmap( (Display*) m_display, xroot, bitmap.GetWidth(), bitmap.GetHeight(), 1 );
- if (!m_bitmap) return FALSE;
-
+ if (!m_bitmap) return false;
+
GC gc = XCreateGC( (Display*) m_display, (Pixmap) m_bitmap, 0, NULL );
XCopyPlane( (Display*) m_display, (Pixmap) bitmap.GetBitmap(), (Pixmap) m_bitmap,
gc, 0, 0, bitmap.GetWidth(), bitmap.GetHeight(), 0, 0, 1 );
-
+
XFreeGC( (Display*) m_display, gc );
- return TRUE;
+ return true;
#else
- return FALSE;
+ return false;
#endif
// wxUSE_NANOX
}
//-----------------------------------------------------------------------------
+// helper function
+
+static WXPixmap wxGetSubPixmap( WXDisplay* xdisplay, WXPixmap xpixmap,
+ int x, int y, int width, int height,
+ int depth )
+{
+ Display * const dpy = (Display *)xdisplay;
+
+ int xscreen = DefaultScreen( dpy );
+ Window xroot = RootWindow( dpy, xscreen );
+ Visual* xvisual = DefaultVisual( dpy, xscreen );
+
+ XImage* ximage = XCreateImage( dpy, xvisual, depth,
+ ZPixmap, 0, 0, width, height, 32, 0 );
+ ximage->data = (char*)malloc( ximage->bytes_per_line * ximage->height );
+ ximage = XGetSubImage( dpy, (Pixmap)xpixmap,
+ x, y, width, height,
+ AllPlanes, ZPixmap, ximage, 0, 0 );
+
+ GC gc = XCreateGC( dpy, (Pixmap)xpixmap, 0, NULL );
+ Pixmap ret = XCreatePixmap( dpy, xroot,
+ width, height, depth );
+
+ XPutImage( dpy, ret, gc, ximage,
+ 0, 0, 0, 0, width, height );
+ XDestroyImage( ximage );
+ XFreeGC( dpy, gc );
+
+ return (WXPixmap)ret;
+}
+
#define M_BMPDATA ((wxBitmapRefData *)m_refData)
IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject)
{
UnRef();
- wxCHECK_MSG( (width > 0) && (height > 0), FALSE, wxT("invalid bitmap size") )
+ wxCHECK_MSG( (width > 0) && (height > 0), false, wxT("invalid bitmap size") );
m_refData = new wxBitmapRefData();
-
+
M_BMPDATA->m_display = wxGlobalDisplay();
-
+
wxASSERT_MSG( M_BMPDATA->m_display, wxT("No display") );
-
+
int xscreen = DefaultScreen( (Display*) M_BMPDATA->m_display );
Window xroot = RootWindow( (Display*) M_BMPDATA->m_display, xscreen );
-
+
int bpp = DefaultDepth( (Display*) M_BMPDATA->m_display, xscreen );
if (depth == -1) depth = bpp;
wxCHECK_MSG( (depth == bpp) ||
- (depth == 1), FALSE, wxT("invalid bitmap depth") )
+ (depth == 1), false, wxT("invalid bitmap depth") );
M_BMPDATA->m_mask = (wxMask *) NULL;
M_BMPDATA->m_width = width;
if (depth == 1)
{
M_BMPDATA->m_bitmap = (WXPixmap) XCreatePixmap( (Display*) M_BMPDATA->m_display, xroot, width, height, 1 );
-
+
wxASSERT_MSG( M_BMPDATA->m_bitmap, wxT("Bitmap creation failed") );
-
+
M_BMPDATA->m_bpp = 1;
}
else
{
M_BMPDATA->m_pixmap = (WXPixmap) XCreatePixmap( (Display*) M_BMPDATA->m_display, xroot, width, height, depth );
-
+
wxASSERT_MSG( M_BMPDATA->m_pixmap, wxT("Pixmap creation failed") );
-
+
M_BMPDATA->m_bpp = depth;
}
#endif
return Ok();
}
-bool wxBitmap::CreateFromXpm( const char **bits )
+bool wxBitmap::Create(void *data, wxBitmapType type,
+ int width, int height, int depth)
{
-#if wxUSE_XPM
-#if wxHAVE_LIB_XPM
UnRef();
- wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") )
+ wxBitmapHandler *handler = FindHandler(type);
- m_refData = new wxBitmapRefData();
+ if ( handler == NULL ) {
+ wxLogWarning(wxT("no data bitmap handler for type %ld defined."),
+ (long)type);
- M_BMPDATA->m_display = wxGlobalDisplay();
-
- Display *xdisplay = (Display*) M_BMPDATA->m_display;
-
+ return false;
+ }
+
+ return handler->Create(this, data, type, width, height, depth);
+}
+
+bool wxBitmap::Create(WXPixmap pixmap)
+{
+ UnRef();
+ Pixmap xpixmap = (Pixmap)pixmap;
+ Display* xdisplay = wxGlobalDisplay();
int xscreen = DefaultScreen( xdisplay );
Window xroot = RootWindow( xdisplay, xscreen );
-
- int bpp = DefaultDepth( xdisplay, xscreen );
- XpmAttributes xpmAttr;
- xpmAttr.valuemask = XpmReturnInfos; // nothing yet, but get infos back
-
- Pixmap pixmap;
- Pixmap mask = 0;
-
- int ErrorStatus = XpmCreatePixmapFromData( xdisplay, xroot, (char**) bits, &pixmap, &mask, &xpmAttr );
-
- if (ErrorStatus == XpmSuccess)
- {
- M_BMPDATA->m_width = xpmAttr.width;
- M_BMPDATA->m_height = xpmAttr.height;
+ // make a copy of the Pixmap
+ Window root;
+ Pixmap copy;
+ int x, y;
+ unsigned width, height, border, depth;
- M_BMPDATA->m_bpp = bpp; // mono as well?
+ XGetGeometry( xdisplay, (Drawable)xpixmap, &root, &x, &y,
+ &width, &height, &border, &depth );
+ copy = XCreatePixmap( xdisplay, xroot, width, height, depth );
-#if __WXDEBUG__
- unsigned int depthRet;
- int xRet, yRet;
- unsigned int widthRet, heightRet, borderWidthRet;
- XGetGeometry( xdisplay, pixmap, &xroot, &xRet, &yRet,
- &widthRet, &heightRet, &borderWidthRet, &depthRet);
+ GC gc = XCreateGC( xdisplay, copy, 0, NULL );
+ XCopyArea( xdisplay, xpixmap, copy, gc, 0, 0, width, height, 0, 0 );
+ XFreeGC( xdisplay, gc );
- wxASSERT_MSG( bpp == (int)depthRet, wxT("colour depth mismatch") )
-#endif
+ // fill in ref data
+ wxBitmapRefData* ref = new wxBitmapRefData();
- XpmFreeAttributes(&xpmAttr);
-
- M_BMPDATA->m_pixmap = (WXPixmap) pixmap;
-
- if (mask)
- {
- M_BMPDATA->m_mask = new wxMask;
- M_BMPDATA->m_mask->SetBitmap( (WXPixmap) mask );
- M_BMPDATA->m_mask->SetDisplay( xdisplay );
- }
- return TRUE;
- }
+ if( depth == 1 )
+ ref->m_bitmap = (WXPixmap)copy;
else
- {
- UnRef();
-
- return FALSE;
- }
-#else
- wxXPMDecoder decoder;
- wxImage image(decoder.ReadData(bits));
- if (image.Ok())
- return CreateFromImage(image);
- else
- return FALSE;
-#endif
-#endif
- return FALSE;
+ ref->m_pixmap = (WXPixmap)copy;
+
+ ref->m_display = (WXDisplay*)xdisplay;
+ ref->m_width = width;
+ ref->m_height = height;
+ ref->m_bpp = depth;
+
+ m_refData = ref;
+
+ return true;
+}
+
+bool wxBitmap::CreateFromXpm( const char **bits )
+{
+ wxCHECK_MSG( bits, false, wxT("NULL pointer in wxBitmap::CreateFromXpm") );
+
+ return Create(bits, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
}
bool wxBitmap::CreateFromImage( const wxImage& image, int depth )
#if wxUSE_NANOX
if (!image.Ok())
{
- wxASSERT_MSG(image.Ok(), "Invalid wxImage passed to wxBitmap::CreateFromImage.");
- return FALSE;
+ wxASSERT_MSG(image.Ok(), wxT("Invalid wxImage passed to wxBitmap::CreateFromImage."));
+ return false;
}
-
+
int w = image.GetWidth();
int h = image.GetHeight();
-
+
if (!Create(w, h, depth))
- return FALSE;
+ return false;
// Unfortunately the mask has to be screen-depth since
// 1-bpp bitmaps don't seem to be supported
// by doing several blits as per the Windows
// implementation because Nano-X doesn't support
// XSetClipMask.
+ // TODO: could perhaps speed this function up
+ // by making a buffer of pixel values,
+ // and then calling GrArea to write that to the
+ // pixmap. See demos/nxroach.c.
bool hasMask = image.HasMask();
-
+
GC pixmapGC = GrNewGC();
Pixmap pixmap = (Pixmap) GetPixmap();
maskR = image.GetMaskRed();
maskG = image.GetMaskGreen();
maskB = image.GetMaskBlue();
-
+
maskGC = GrNewGC();
maskPixmap = GrNewPixmap(w, h, 0);
if (!maskPixmap)
- hasMask = FALSE;
+ hasMask = false;
else
{
wxMask* mask = new wxMask;
GR_COLOR lastPixmapColour = 0;
GR_COLOR lastMaskColour = 0;
-
+
int i, j;
for (i = 0; i < w; i++)
{
GrSetGCForeground(pixmapGC, colour);
lastPixmapColour = colour;
}
-
+
GrPoint(pixmap, pixmapGC, i, j);
-
+
if (hasMask)
{
// scan the bitmap for the transparent colour and set the corresponding
GrDestroyGC(pixmapGC);
if (hasMask)
GrDestroyGC(maskGC);
-
- return TRUE;
+
+ return true;
#else
// !wxUSE_NANOX
-
+
UnRef();
- wxCHECK_MSG( image.Ok(), FALSE, wxT("invalid image") )
- wxCHECK_MSG( depth == -1, FALSE, wxT("invalid bitmap depth") )
+ wxCHECK_MSG( image.Ok(), false, wxT("invalid image") );
+ wxCHECK_MSG( depth == -1, false, wxT("invalid bitmap depth") );
m_refData = new wxBitmapRefData();
M_BMPDATA->m_display = wxGlobalDisplay();
-
+
Display *xdisplay = (Display*) M_BMPDATA->m_display;
-
+
int xscreen = DefaultScreen( xdisplay );
Window xroot = RootWindow( xdisplay, xscreen );
Visual* xvisual = DefaultVisual( xdisplay, xscreen );
-
- int bpp = DefaultDepth( xdisplay, xscreen );
-
+
+ int bpp = wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_visualDepth;
+
int width = image.GetWidth();
int height = image.GetHeight();
M_BMPDATA->m_width = width;
if (depth != 1) depth = bpp;
M_BMPDATA->m_bpp = depth;
-
+
if (depth == 1)
{
- wxFAIL_MSG( "mono images later" );
+ wxFAIL_MSG( wxT("mono images later") );
}
else
{
// Create image
-
+
XImage *data_image = XCreateImage( xdisplay, xvisual, bpp, ZPixmap, 0, 0, width, height, 32, 0 );
data_image->data = (char*) malloc( data_image->bytes_per_line * data_image->height );
-
+
if (data_image->data == NULL)
{
wxLogError( wxT("Out of memory.") ); // TODO clean
- return FALSE;
+ return false;
}
M_BMPDATA->m_pixmap = (WXPixmap) XCreatePixmap( xdisplay, xroot, width, height, depth );
XImage *mask_image = (XImage*) NULL;
if (image.HasMask())
- {
+ {
mask_image = XCreateImage( xdisplay, xvisual, 1, ZPixmap, 0, 0, width, height, 32, 0 );
mask_image->data = (char*) malloc( mask_image->bytes_per_line * mask_image->height );
-
+
if (mask_image->data == NULL)
{
wxLogError( wxT("Out of memory.") ); // TODO clean
- return FALSE;
+ return false;
}
-
+
wxMask *mask = new wxMask();
mask->SetDisplay( xdisplay );
mask->SetBitmap( (WXPixmap) XCreatePixmap( xdisplay, xroot, width, height, 1 ) );
SetMask( mask );
}
- // Retrieve info
-
- XVisualInfo vinfo_template;
- XVisualInfo *vi;
-
- vinfo_template.visual = xvisual;
- vinfo_template.visualid = XVisualIDFromVisual( xvisual );
- vinfo_template.depth = bpp;
- int nitem = 0;
-
- vi = XGetVisualInfo( xdisplay, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem );
- wxASSERT_MSG( vi, wxT("No visual info") );
-
- if ((bpp == 16) && (vi->red_mask != 0xf800)) bpp = 15;
if (bpp < 8) bpp = 8;
// Render
enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR };
byte_order b_o = RGB;
+ wxXVisualInfo* vi = wxTheApp->GetVisualInfo(M_BMPDATA->m_display);
+ unsigned long greenMask = vi->m_visualGreenMask,
+ redMask = vi->m_visualRedMask,
+ blueMask = vi->m_visualBlueMask;
+
if (bpp > 8)
{
- if ((vi->red_mask > vi->green_mask) && (vi->green_mask > vi->blue_mask)) b_o = RGB;
- else if ((vi->red_mask > vi->blue_mask) && (vi->blue_mask > vi->green_mask)) b_o = RBG;
- else if ((vi->blue_mask > vi->red_mask) && (vi->red_mask > vi->green_mask)) b_o = BRG;
- else if ((vi->blue_mask > vi->green_mask) && (vi->green_mask > vi->red_mask)) b_o = BGR;
- else if ((vi->green_mask > vi->red_mask) && (vi->red_mask > vi->blue_mask)) b_o = GRB;
- else if ((vi->green_mask > vi->blue_mask) && (vi->blue_mask > vi->red_mask)) b_o = GBR;
+ if ((redMask > greenMask) && (greenMask > blueMask)) b_o = RGB;
+ else if ((redMask > blueMask) && (blueMask > greenMask)) b_o = RBG;
+ else if ((blueMask > redMask) && (redMask > greenMask)) b_o = BRG;
+ else if ((blueMask > greenMask) && (greenMask > redMask))b_o = BGR;
+ else if ((greenMask > redMask) && (redMask > blueMask)) b_o = GRB;
+ else if ((greenMask > blueMask) && (blueMask > redMask)) b_o = GBR;
}
- XFree( vi );
-
int r_mask = image.GetMaskRed();
int g_mask = image.GetMaskGreen();
int b_mask = image.GetMaskBlue();
unsigned char* data = image.GetData();
- wxASSERT_MSG( data, "No image data" );
+ wxASSERT_MSG( data, wxT("No image data") );
+
+ unsigned char *colorCube =
+ wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_colorCube;
bool hasMask = image.HasMask();
case 8:
{
int pixel = 0;
-#if 0
- if (wxTheApp->m_colorCube)
- {
- pixel = wxTheApp->m_colorCube[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ];
- }
- else
- {
- GdkColormap *cmap = gtk_widget_get_default_colormap();
- GdkColor *colors = cmap->colors;
- int max = 3 * (65536);
-
- for (int i = 0; i < cmap->size; i++)
- {
- int rdiff = (r << 8) - colors[i].red;
- int gdiff = (g << 8) - colors[i].green;
- int bdiff = (b << 8) - colors[i].blue;
- int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
- if (sum < max) { pixel = i; max = sum; }
- }
- }
-#endif
+ pixel = colorCube[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ];
XPutPixel( data_image, x, y, pixel );
break;
}
GC gc = XCreateGC( xdisplay, (Pixmap) M_BMPDATA->m_pixmap, 0, NULL );
XPutImage( xdisplay, (Pixmap) M_BMPDATA->m_pixmap, gc, data_image, 0, 0, 0, 0, width, height );
-#ifdef __WXDEBUG__
- XSync(wxGlobalDisplay(), False);
-#endif
-
XDestroyImage( data_image );
XFreeGC( xdisplay, gc );
// Blit mask
-
+
if (image.HasMask())
{
GC gc = XCreateGC( xdisplay, (Pixmap) GetMask()->GetBitmap(), 0, NULL );
}
}
- return TRUE;
+ return true;
#endif
// wxUSE_NANOX
}
-static void wxCalcPrecAndShift( unsigned long mask, int *shift, int *prec )
-{
- *shift = 0;
- *prec = 0;
-
- while (!(mask & 0x1))
- {
- (*shift)++;
- mask >>= 1;
- }
-
- while (mask & 0x1)
- {
- (*prec)++;
- mask >>= 1;
- }
-}
-
wxImage wxBitmap::ConvertToImage() const
{
wxImage image;
Display *xdisplay = (Display*) M_BMPDATA->m_display;
wxASSERT_MSG( xdisplay, wxT("No display") );
-
- int xscreen = DefaultScreen( xdisplay );
- Visual* xvisual = DefaultVisual( xdisplay, xscreen );
-
- int bpp = DefaultDepth( xdisplay, xscreen );
#if wxUSE_NANOX
- int w = image.GetWidth();
- int h = image.GetHeight();
-
- wxMemoryDC memDC;
- memDC.SelectObject(*this);
-
- wxColour pixelCol;
-
- // Warning: this is very inefficient.
- // TODO: use GrReadArea to get an array of pixels
- int i, j;
- for (i = 0; i < w; i++)
- {
- for (j = 0; j < h; j++)
- {
- memDC.GetPixel(i, j, & pixelCol);
-
- // TODO: make wxColour accessors more efficient
- // by inlining, if possible
- image.SetRGB(i, j,
- pixelCol.Red(), pixelCol.Green(),
- pixelCol.Blue());
- }
- }
- memDC.SelectObject(wxNullBitmap);
-
+ //int bpp = DefaultDepth(xdisplay, xscreen);
+ wxGetImageFromDrawable((Pixmap) GetPixmap(), 0, 0, GetWidth(), GetHeight(), image);
return image;
-
#else
// !wxUSE_NANOX
+ int bpp = wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_visualDepth;
XImage *x_image = NULL;
if (GetPixmap())
{
{
x_image_mask = XGetImage( xdisplay, (Pixmap) GetMask()->GetBitmap(),
0, 0,
- GetWidth(), GetHeight(),
+ GetWidth(), GetHeight(),
AllPlanes, ZPixmap );
image.SetMaskColour( 16, 16, 16 ); // anything unlikely and dividable
int red_shift_left = 0;
int green_shift_left = 0;
int blue_shift_left = 0;
- bool use_shift = FALSE;
+ bool use_shift = false;
if (GetPixmap())
{
- // Retrieve info
-
- XVisualInfo vinfo_template;
- XVisualInfo *vi;
-
- vinfo_template.visual = xvisual;
- vinfo_template.visualid = XVisualIDFromVisual( xvisual );
- vinfo_template.depth = bpp;
- int nitem = 0;
-
- vi = XGetVisualInfo( xdisplay, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem );
- wxASSERT_MSG( vi, wxT("No visual info") );
-
- int red_prec,green_prec,blue_prec;
- int red_shift,green_shift,blue_shift;
- wxCalcPrecAndShift( vi->red_mask, &red_shift, &red_prec );
- wxCalcPrecAndShift( vi->green_mask, &green_shift, &green_prec );
- wxCalcPrecAndShift( vi->blue_mask, &blue_shift, &blue_prec );
- if (bpp == 16) bpp = red_prec + green_prec + blue_prec;
-
- red_shift_right = red_shift;
- red_shift_left = 8-red_prec;
- green_shift_right = green_shift;
- green_shift_left = 8-green_prec;
- blue_shift_right = blue_shift;
- blue_shift_left = 8-blue_prec;
-
-#if 0
- use_shift = (vi->visual->c_class == TrueColor) || (vi->visual->c_class == DirectColor);
-#else
- use_shift = TRUE;
-#endif
-
- XFree( vi );
+ wxXVisualInfo* vi = wxTheApp->GetVisualInfo(M_BMPDATA->m_display);
+
+ red_shift_right = vi->m_visualRedShift;
+ red_shift_left = 8 - vi->m_visualRedPrec;
+ green_shift_right = vi->m_visualGreenShift;
+ green_shift_left = 8 - vi->m_visualGreenPrec;
+ blue_shift_right = vi->m_visualBlueShift;
+ blue_shift_left = 8 - vi->m_visualBluePrec;
+
+ use_shift = (vi->m_visualType == GrayScale) ||
+ (vi->m_visualType != PseudoColor);
}
+
if (GetBitmap())
{
bpp = 1;
}
+ XColor *colors = (XColor*)wxTheApp->
+ GetVisualInfo(M_BMPDATA->m_display)->m_visualColormap;
-// GdkColormap *cmap = gtk_widget_get_default_colormap();
-
+ int width = GetWidth();
+ int height = GetHeight();
long pos = 0;
- for (int j = 0; j < GetHeight(); j++)
+ for (int j = 0; j < height; j++)
{
- for (int i = 0; i < GetWidth(); i++)
+ for (int i = 0; i < width; i++)
{
unsigned long pixel = XGetPixel( x_image, i, j );
if (bpp == 1)
}
else if (use_shift)
{
- data[pos] = (pixel >> red_shift_right) << red_shift_left;
- data[pos+1] = (pixel >> green_shift_right) << green_shift_left;
- data[pos+2] = (pixel >> blue_shift_right) << blue_shift_left;
+ data[pos] = (unsigned char)((pixel >> red_shift_right) << red_shift_left);
+ data[pos+1] = (unsigned char)((pixel >> green_shift_right) << green_shift_left);
+ data[pos+2] = (unsigned char)((pixel >> blue_shift_right) << blue_shift_left);
}
-#if 0
- else if (cmap->colors)
+ else if (colors)
{
- data[pos] = cmap->colors[pixel].red >> 8;
- data[pos+1] = cmap->colors[pixel].green >> 8;
- data[pos+2] = cmap->colors[pixel].blue >> 8;
+ data[pos] = (unsigned char)(colors[pixel].red >> 8);
+ data[pos+1] = (unsigned char)(colors[pixel].green >> 8);
+ data[pos+2] = (unsigned char)(colors[pixel].blue >> 8);
}
-#endif
else
{
wxFAIL_MSG( wxT("Image conversion failed. Unknown visual type.") );
// wxUSE_NANOX
}
-wxBitmap::wxBitmap( const wxBitmap& bmp )
-{
- Ref( bmp );
-}
-
-wxBitmap::wxBitmap( const wxString &filename, int type )
+wxBitmap::wxBitmap( const wxString &filename, wxBitmapType type )
{
LoadFile( filename, type );
}
-wxBitmap::wxBitmap( const char bits[], int width, int height, int WXUNUSED(depth) )
+wxBitmap::wxBitmap( const char bits[], int width, int height, int depth )
{
-#if !wxUSE_NANOX
- m_refData = new wxBitmapRefData();
+ m_refData = new wxBitmapRefData;
- M_BMPDATA->m_display = wxGlobalDisplay();
-
- Display *xdisplay = (Display*) M_BMPDATA->m_display;
-
- int xscreen = DefaultScreen( xdisplay );
- Window xroot = RootWindow( xdisplay, xscreen );
-
- M_BMPDATA->m_mask = (wxMask *) NULL;
- M_BMPDATA->m_bitmap = (WXPixmap) XCreateBitmapFromData( xdisplay, xroot, (char *) bits, width, height );
- M_BMPDATA->m_width = width;
- M_BMPDATA->m_height = height;
- M_BMPDATA->m_bpp = 1;
-#endif
- wxCHECK_RET( M_BMPDATA->m_bitmap, wxT("couldn't create bitmap") );
+ (void) Create((void*) bits, wxBITMAP_TYPE_XBM_DATA, width, height, depth);
}
wxBitmap::~wxBitmap()
{
}
-wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp )
-{
- if ( m_refData != bmp.m_refData )
- Ref( bmp );
-
- return *this;
-}
-
bool wxBitmap::operator == ( const wxBitmap& bmp ) const
{
return m_refData == bmp.m_refData;
bool wxBitmap::CopyFromIcon(const wxIcon& icon)
{
*this = icon;
- return TRUE;
+ return true;
}
wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
{
wxCHECK_MSG( Ok() &&
(rect.x >= 0) && (rect.y >= 0) &&
- (rect.x+rect.width <= M_BMPDATA->m_width) && (rect.y+rect.height <= M_BMPDATA->m_height),
+ (rect.x+rect.width <= M_BMPDATA->m_width ) &&
+ (rect.y+rect.height <= M_BMPDATA->m_height),
wxNullBitmap, wxT("invalid bitmap or bitmap region") );
wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp );
wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
-
- wxFAIL_MSG( "wxBitmap::GetSubBitmap not yet implemented" );
-
-#if 0
- if (ret.GetPixmap())
+ if( GetMask() )
{
- GdkGC *gc = gdk_gc_new( ret.GetPixmap() );
- gdk_draw_pixmap( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
- gdk_gc_destroy( gc );
+ wxMask* mask = new wxMask();
+ mask->SetDisplay( GetMask()->GetDisplay() );
+ mask->SetBitmap( wxGetSubPixmap( GetMask()->GetDisplay(),
+ GetMask()->GetBitmap(),
+ rect.x, rect.y,
+ rect.width, rect.height,
+ 1 ) );
+
+ ret.SetMask( mask );
}
- else
+
+ if( GetPixmap() )
{
- GdkGC *gc = gdk_gc_new( ret.GetBitmap() );
- gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
- gdk_gc_destroy( gc );
+ ret.SetPixmap( wxGetSubPixmap( GetDisplay(),
+ GetPixmap(),
+ rect.x, rect.y,
+ rect.width, rect.height,
+ M_BMPDATA->m_bpp ) );
}
- if (GetMask())
+ if( GetBitmap() )
{
- wxMask *mask = new wxMask;
- mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, rect.width, rect.height, 1 );
-
- GdkGC *gc = gdk_gc_new( mask->m_bitmap );
- gdk_wx_draw_bitmap( mask->m_bitmap, gc, M_BMPDATA->m_mask->m_bitmap, 0, 0, rect.x, rect.y, rect.width, rect.height );
- gdk_gc_destroy( gc );
-
- ret.SetMask( mask );
+ ret.SetBitmap( wxGetSubPixmap( GetDisplay(),
+ GetBitmap(),
+ rect.x, rect.y,
+ rect.width, rect.height,
+ 1 ) );
}
-#endif
return ret;
}
-bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) )
+bool wxBitmap::SaveFile( const wxString &name, wxBitmapType type,
+ const wxPalette *palette ) const
{
- wxCHECK_MSG( Ok(), FALSE, wxT("invalid bitmap") );
+ wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
+
+ wxBitmapHandler *handler = FindHandler(type);
// Try to save the bitmap via wxImage handlers:
+ if (handler == NULL)
{
- wxImage image( *this );
+ wxImage image(this->ConvertToImage());
if (image.Ok()) return image.SaveFile( name, type );
+
+ return false;
}
- return FALSE;
+ return handler->SaveFile(this, name, type, palette);
}
-bool wxBitmap::LoadFile( const wxString &name, int type )
+bool wxBitmap::LoadFile( const wxString &name, wxBitmapType type )
{
UnRef();
- if (!wxFileExists(name)) return FALSE;
+ if (!wxFileExists(name)) return false;
+ wxBitmapHandler *handler = FindHandler(type);
- if (type == wxBITMAP_TYPE_XPM)
+ if (handler == NULL)
{
-#if wxUSE_XPM
-#if wxHAVE_LIB_XPM
- m_refData = new wxBitmapRefData();
-
- M_BMPDATA->m_display = wxGlobalDisplay();
-
- Display *xdisplay = (Display*) M_BMPDATA->m_display;
-
- int xscreen = DefaultScreen( xdisplay );
- Window xroot = RootWindow( xdisplay, xscreen );
-
- int bpp = DefaultDepth( xdisplay, xscreen );
-
- XpmAttributes xpmAttr;
- xpmAttr.valuemask = XpmReturnInfos; // nothing yet, but get infos back
-
- Pixmap pixmap;
- Pixmap mask = 0;
-
- int ErrorStatus = XpmReadFileToPixmap( xdisplay, xroot, (char*) name.c_str(), &pixmap, &mask, &xpmAttr);
-
- if (ErrorStatus == XpmSuccess)
- {
- M_BMPDATA->m_width = xpmAttr.width;
- M_BMPDATA->m_height = xpmAttr.height;
-
- M_BMPDATA->m_bpp = bpp; // mono as well?
+ wxImage image;
+ if (!image.LoadFile( name, type ))
+ return false;
- XpmFreeAttributes(&xpmAttr);
-
- M_BMPDATA->m_bitmap = (WXPixmap) pixmap;
-
- if (mask)
- {
- M_BMPDATA->m_mask = new wxMask;
- M_BMPDATA->m_mask->SetBitmap( (WXPixmap) mask );
- M_BMPDATA->m_mask->SetDisplay( xdisplay );
- }
- }
- else
+ if (image.Ok())
{
- UnRef();
-
- return FALSE;
+ *this = wxBitmap(image);
+ return true;
}
-#else
-#if wxUSE_STREAMS
- wxXPMDecoder decoder;
- wxFileInputStream stream(name);
- if (stream.Ok())
- {
- wxImage image(decoder.ReadFile(stream));
- if (image.Ok())
- return CreateFromImage(image);
- else
- return FALSE;
- }
- else
- return FALSE;
-#else
- return FALSE;
-#endif
- // wxUSE_STREAMS
-#endif
- // wxHAVE_LIB_XPM
-#endif
- // wxUSE_XPM
- return FALSE;
- }
- else // try if wxImage can load it
- {
- wxImage image;
- if (!image.LoadFile( name, type )) return FALSE;
- if (image.Ok()) *this = image.ConvertToBitmap();
- else return FALSE;
+ else return false;
}
- return TRUE;
+ return handler->LoadFile(this, name, type, -1, -1);
+}
+
+void wxBitmap::SetPalette(const wxPalette& palette)
+{
+ wxCHECK_RET(Ok(), wxT("invalid bitmap"));
+ wxCHECK_RET(GetDepth() > 1 && GetDepth() <= 8,
+ wxT("cannot set palette for bitmap of this depth"));
+
+ delete M_BMPDATA->m_palette;
+ M_BMPDATA->m_palette = NULL;
+
+ if (!palette.Ok()) return;
+
+ M_BMPDATA->m_palette = new wxPalette(palette);
}
wxPalette *wxBitmap::GetPalette() const
return M_BMPDATA->m_bitmap;
}
+WXPixmap wxBitmap::GetDrawable() const
+{
+ wxCHECK_MSG( Ok(), (WXPixmap) NULL, wxT("invalid bitmap") );
+
+ return M_BMPDATA->m_bpp == 1 ? M_BMPDATA->m_bitmap : M_BMPDATA->m_pixmap;
+}
+
WXDisplay *wxBitmap::GetDisplay() const
{
wxCHECK_MSG( Ok(), (WXDisplay*) NULL, wxT("invalid bitmap") );
return M_BMPDATA->m_display;
}
+#if wxUSE_NANOX
+// Copy from the drawable to the wxImage
+bool wxGetImageFromDrawable(GR_DRAW_ID drawable, int srcX, int srcY, int width, int height, wxImage& image)
+{
+ GR_SCREEN_INFO sinfo;
+ int x, y;
+ GR_PIXELVAL *pixels;
+ GR_PALETTE* palette = NULL;
+ unsigned char rgb[3], *pp;
+
+ GrGetScreenInfo(&sinfo);
+
+ if (sinfo.pixtype == MWPF_PALETTE) {
+ if(!(palette = (GR_PALETTE*) malloc(sizeof(GR_PALETTE)))) {
+ return false;
+ }
+ GrGetSystemPalette(palette);
+ }
+
+ if(!(pixels = (GR_PIXELVAL*) malloc(sizeof(GR_PIXELVAL) * width * height)))
+ {
+ return false;
+ }
+
+ image.Create(width, height);
+
+ GrReadArea(drawable, srcX, srcY, width, height,
+ pixels);
+
+
+ for(x = 0; x < sinfo.cols; x++) {
+
+ pp = (unsigned char *)pixels +
+ ((x + (y * sinfo.cols)) *
+ sizeof(GR_PIXELVAL));
+
+ switch(sinfo.pixtype) {
+ /* FIXME: These may need modifying on big endian. */
+ case MWPF_TRUECOLOR0888:
+ case MWPF_TRUECOLOR888:
+ rgb[0] = pp[2];
+ rgb[1] = pp[1];
+ rgb[2] = pp[0];
+ break;
+ case MWPF_PALETTE:
+ rgb[0] = palette->palette[pp[0]].r;
+ rgb[1] = palette->palette[pp[0]].g;
+ rgb[2] = palette->palette[pp[0]].b;
+ break;
+ case MWPF_TRUECOLOR565:
+ rgb[0] = pp[1] & 0xf8;
+ rgb[1] = ((pp[1] & 0x07) << 5) |
+ ((pp[0] & 0xe0) >> 3);
+ rgb[2] = (pp[0] & 0x1f) << 3;
+ break;
+ case MWPF_TRUECOLOR555:
+ rgb[0] = (pp[1] & 0x7c) << 1;
+ rgb[1] = ((pp[1] & 0x03) << 6) |
+ ((pp[0] & 0xe0) >> 2);
+ rgb[2] = (pp[0] & 0x1f) << 3;
+ break;
+ case MWPF_TRUECOLOR332:
+ rgb[0] = pp[0] & 0xe0;
+ rgb[1] = (pp[0] & 0x1c) << 3;
+ rgb[2] = (pp[0] & 0x03) << 6;
+ break;
+ default:
+ fprintf(stderr, "Unsupported pixel "
+ "format\n");
+ return 1;
+ }
+
+ image.SetRGB(x, y, rgb[0], rgb[1], rgb[2]);
+
+ }
+
+ free(pixels);
+ if(palette) free(palette);
+
+ return true;
+}
+
+#if 0
+int GrGetPixelColor(GR_SCREEN_INFO* sinfo, GR_PALETTE* palette, GR_PIXELVAL pixel,
+ unsigned char* red, unsigned char* green, unsigned char* blue)
+{
+ unsigned char rgb[3], *pp;
+
+ pp = (unsigned char*) & pixel ;
+
+ switch (sinfo.pixtype)
+ {
+ /* FIXME: These may need modifying on big endian. */
+ case MWPF_TRUECOLOR0888:
+ case MWPF_TRUECOLOR888:
+ rgb[0] = pp[2];
+ rgb[1] = pp[1];
+ rgb[2] = pp[0];
+ break;
+ case MWPF_PALETTE:
+ rgb[0] = palette->palette[pp[0]].r;
+ rgb[1] = palette->palette[pp[0]].g;
+ rgb[2] = palette->palette[pp[0]].b;
+ break;
+ case MWPF_TRUECOLOR565:
+ rgb[0] = pp[1] & 0xf8;
+ rgb[1] = ((pp[1] & 0x07) << 5) |
+ ((pp[0] & 0xe0) >> 3);
+ rgb[2] = (pp[0] & 0x1f) << 3;
+ break;
+ case MWPF_TRUECOLOR555:
+ rgb[0] = (pp[1] & 0x7c) << 1;
+ rgb[1] = ((pp[1] & 0x03) << 6) |
+ ((pp[0] & 0xe0) >> 2);
+ rgb[2] = (pp[0] & 0x1f) << 3;
+ break;
+ case MWPF_TRUECOLOR332:
+ rgb[0] = pp[0] & 0xe0;
+ rgb[1] = (pp[0] & 0x1c) << 3;
+ rgb[2] = (pp[0] & 0x03) << 6;
+ break;
+ default:
+ fprintf(stderr, "Unsupported pixel format\n");
+ return 0;
+ }
+
+
+ *(red) = rgb[0];
+ *(green) = rgb[1];
+ *(blue) = rgb[2];
+ return 1;
+}
+#endif
+
+#endif
+ // wxUSE_NANOX
+
+// ============================================================================
+// Bitmap handlers
+// ============================================================================
+
+IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase)
+
+#define M_BMPHANDLERDATA ((wxBitmapRefData *)bitmap->GetRefData())
+
+#if wxUSE_XPM
+
+#if wxHAVE_LIB_XPM || wxUSE_STREAMS
+
+// ----------------------------------------------------------------------------
+// wxXPMFileHandler
+// ----------------------------------------------------------------------------
+
+class wxXPMFileHandler : public wxBitmapHandler
+{
+ DECLARE_DYNAMIC_CLASS(wxXPMFileHandler)
+public:
+ wxXPMFileHandler()
+ {
+ SetName( wxT("XPM file") );
+ SetExtension( wxT("xpm") );
+ SetType( wxBITMAP_TYPE_XPM );
+ };
+
+ virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
+ int desiredWidth, int desiredHeight);
+
+ virtual bool SaveFile(const wxBitmap *bitmap, const wxString& name,
+ int type, const wxPalette *palette = NULL);
+
+ virtual bool Create(wxBitmap *WXUNUSED(bitmap), void *WXUNUSED(data), long WXUNUSED(flags),
+ int WXUNUSED(width), int WXUNUSED(height), int WXUNUSED(depth) = 1)
+ { return false; }
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler)
+
+bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name,
+ long WXUNUSED(flags), int WXUNUSED(desiredWidth),
+ int WXUNUSED(desiredHeight))
+{
+#if wxHAVE_LIB_XPM
+ if (!bitmap->GetRefData())
+ bitmap->SetRefData( new wxBitmapRefData() );
+
+ M_BMPHANDLERDATA->m_display = wxGlobalDisplay();
+
+ Display *xdisplay = (Display*) M_BMPHANDLERDATA->m_display;
+
+ int xscreen = DefaultScreen( xdisplay );
+ Window xroot = RootWindow( xdisplay, xscreen );
+
+ int bpp = DefaultDepth( xdisplay, xscreen );
+
+ XpmAttributes xpmAttr;
+ xpmAttr.valuemask = XpmReturnInfos; // nothing yet, but get infos back
+
+ Pixmap pixmap;
+ Pixmap mask = 0;
+
+ int ErrorStatus = XpmReadFileToPixmap( xdisplay, xroot,
+ (char*) name.c_str(),
+ &pixmap, &mask, &xpmAttr);
+
+ if (ErrorStatus == XpmSuccess)
+ {
+ M_BMPHANDLERDATA->m_width = xpmAttr.width;
+ M_BMPHANDLERDATA->m_height = xpmAttr.height;
+
+ M_BMPHANDLERDATA->m_bpp = bpp; // mono as well?
+
+ XpmFreeAttributes(&xpmAttr);
+
+ M_BMPHANDLERDATA->m_bitmap = (WXPixmap) pixmap;
+
+ if (mask)
+ {
+ M_BMPHANDLERDATA->m_mask = new wxMask;
+ M_BMPHANDLERDATA->m_mask->SetBitmap( (WXPixmap) mask );
+ M_BMPHANDLERDATA->m_mask->SetDisplay( xdisplay );
+ }
+ }
+ else
+ {
+ UnRef();
+
+ return false;
+ }
+
+ return true;
+#elif wxUSE_STREAMS
+ wxXPMDecoder decoder;
+ wxFileInputStream stream(name);
+ if (stream.Ok())
+ {
+ wxImage image(decoder.ReadFile(stream));
+ return image.Ok() && bitmap->CreateFromImage(image);
+ }
+
+ return false;
+#else // !wxHAVE_LIB_XPM && !wxUSE_STREAMS
+ return false;
+#endif // wxHAVE_LIB_XPM / wxUSE_STREAMS
+}
+
+bool wxXPMFileHandler::SaveFile(const wxBitmap *bitmap, const wxString& name,
+ int type,
+ const wxPalette *WXUNUSED(palette))
+{
+ wxImage image(bitmap->ConvertToImage());
+ if (image.Ok()) return image.SaveFile( name, (wxBitmapType)type );
+
+ return false;
+}
+
+#endif // wxHAVE_LIB_XPM || wxUSE_STREAMS
+
+// ----------------------------------------------------------------------------
+// wxXPMDataHandler
+// ----------------------------------------------------------------------------
+
+class wxXPMDataHandler : public wxBitmapHandler
+{
+ DECLARE_DYNAMIC_CLASS(wxXPMDataHandler)
+public:
+ wxXPMDataHandler()
+ {
+ SetName( wxT("XPM data") );
+ SetExtension( wxT("xpm") );
+ SetType( wxBITMAP_TYPE_XPM_DATA );
+ };
+
+ virtual bool LoadFile(wxBitmap *WXUNUSED(bitmap),
+ const wxString& WXUNUSED(name),
+ long WXUNUSED(flags),
+ int WXUNUSED(desiredWidth),
+ int WXUNUSED(desiredHeight))
+ { return false; }
+
+ virtual bool SaveFile(const wxBitmap *WXUNUSED(bitmap),
+ const wxString& WXUNUSED(name),
+ int WXUNUSED(type),
+ const wxPalette *WXUNUSED(palette) = NULL)
+ { return false; }
+
+ 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 *bits,
+ long WXUNUSED(flags),
+ int WXUNUSED(width), int WXUNUSED(height), int WXUNUSED(depth))
+{
+#if wxHAVE_LIB_XPM
+ wxCHECK_MSG( bits != NULL, false, wxT("invalid bitmap data") );
+
+ if (!bitmap->GetRefData())
+ bitmap->SetRefData( new wxBitmapRefData() );
+
+ M_BMPHANDLERDATA->m_display = wxGlobalDisplay();
+
+ Display *xdisplay = (Display*) M_BMPHANDLERDATA->m_display;
+
+ int xscreen = DefaultScreen( xdisplay );
+ Window xroot = RootWindow( xdisplay, xscreen );
+
+ int bpp = DefaultDepth( xdisplay, xscreen );
+
+ XpmAttributes xpmAttr;
+ xpmAttr.valuemask = XpmReturnInfos; // nothing yet, but get infos back
+
+ Pixmap pixmap = 0;
+ Pixmap mask = 0;
+
+ int ErrorStatus = XpmCreatePixmapFromData( xdisplay, xroot, (char**) bits,
+ &pixmap, &mask, &xpmAttr );
+
+ if (ErrorStatus == XpmSuccess)
+ {
+ M_BMPHANDLERDATA->m_width = xpmAttr.width;
+ M_BMPHANDLERDATA->m_height = xpmAttr.height;
+
+ M_BMPHANDLERDATA->m_bpp = bpp; // mono as well?
+
+#if __WXDEBUG__
+ unsigned int depthRet;
+ int xRet, yRet;
+ unsigned int widthRet, heightRet, borderWidthRet;
+ XGetGeometry( xdisplay, pixmap, &xroot, &xRet, &yRet,
+ &widthRet, &heightRet, &borderWidthRet, &depthRet);
+
+ wxASSERT_MSG( bpp == (int)depthRet, wxT("colour depth mismatch") );
+#endif
+
+ XpmFreeAttributes(&xpmAttr);
+
+ M_BMPHANDLERDATA->m_pixmap = (WXPixmap) pixmap;
+
+ if (mask)
+ {
+ M_BMPHANDLERDATA->m_mask = new wxMask;
+ M_BMPHANDLERDATA->m_mask->SetBitmap( (WXPixmap) mask );
+ M_BMPHANDLERDATA->m_mask->SetDisplay( xdisplay );
+ }
+ return true;
+ }
+ else
+ {
+ bitmap->UnRef();
+
+ return false;
+ }
+#else // !wxHAVE_LIB_XPM
+ wxXPMDecoder decoder;
+ wxImage image(decoder.ReadData((const char **)bits));
+ return image.Ok() && bitmap->CreateFromImage(image);
+#endif // wxHAVE_LIB_XPM/!wxHAVE_LIB_XPM
+}
+
+#endif // wxUSE_XPM
+
+// ----------------------------------------------------------------------------
+// wxXBMDataHandler
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxXBMDataHandler: public wxBitmapHandler
+{
+ DECLARE_DYNAMIC_CLASS(wxXBMDataHandler)
+public:
+ inline wxXBMDataHandler()
+ {
+ SetName( wxT("XBM data") );
+ SetExtension( wxT("xbm") );
+ SetType( wxBITMAP_TYPE_XBM_DATA );
+ };
+
+ virtual bool LoadFile(wxBitmap *WXUNUSED(bitmap),
+ const wxString& WXUNUSED(name),
+ long WXUNUSED(flags),
+ int WXUNUSED(desiredWidth),
+ int WXUNUSED(desiredHeight))
+ { return false; }
+
+ virtual bool SaveFile(const wxBitmap *WXUNUSED(bitmap),
+ const wxString& WXUNUSED(name),
+ int WXUNUSED(type),
+ const wxPalette *WXUNUSED(palette) = NULL)
+ { return false; }
+
+ virtual bool Create(wxBitmap *bitmap, void *data, long flags,
+ int width, int height, int depth = 1);
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxXBMDataHandler, wxBitmapHandler)
+
+bool wxXBMDataHandler::Create( wxBitmap *bitmap, void *bits,
+ long WXUNUSED(flags),
+ int width, int height, int WXUNUSED(depth))
+{
+#if !wxUSE_NANOX
+ if (!bitmap->GetRefData())
+ bitmap->SetRefData( new wxBitmapRefData() );
+
+ M_BMPHANDLERDATA->m_display = wxGlobalDisplay();
+
+ Display *xdisplay = (Display*) M_BMPHANDLERDATA->m_display;
+
+ int xscreen = DefaultScreen( xdisplay );
+ Window xroot = RootWindow( xdisplay, xscreen );
+
+ M_BMPHANDLERDATA->m_mask = (wxMask *) NULL;
+ M_BMPHANDLERDATA->m_bitmap =
+ (WXPixmap) XCreateBitmapFromData( xdisplay, xroot,
+ (char *) bits, width, height );
+ M_BMPHANDLERDATA->m_width = width;
+ M_BMPHANDLERDATA->m_height = height;
+ M_BMPHANDLERDATA->m_bpp = 1;
+
+ return true;
+#else
+ wxCHECK_MSG( M_BMPHANDLERDATA->m_bitmap, false,
+ wxT("couldn't create bitmap") );
+#endif
+}
+
+void wxBitmap::InitStandardHandlers()
+{
+ AddHandler(new wxXBMDataHandler);
+#if wxUSE_XPM
+#if wxHAVE_LIB_XPM || wxUSE_STREAMS
+ AddHandler(new wxXPMFileHandler);
+#endif
+ AddHandler(new wxXPMDataHandler);
+#endif
+}
projects / wxWidgets.git / blobdiff