/* * X11DRV bitmap objects * * Copyright 1993 Alexandre Julliard * 1999 Noel Borthwick * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "config.h" #include #include #include "windef.h" #include "wingdi.h" #include "wine/debug.h" #include "x11drv.h" WINE_DEFAULT_DEBUG_CHANNEL(x11drv); /* GCs used for B&W and color bitmap operations */ GC BITMAP_monoGC = 0, BITMAP_colorGC = 0; X_PHYSBITMAP BITMAP_stock_phys_bitmap = { 0 }; /* phys bitmap for the default stock bitmap */ static XContext bitmap_context; /* X context to associate a phys bitmap to a handle */ /*********************************************************************** * X11DRV_BITMAP_Init */ void X11DRV_BITMAP_Init(void) { Pixmap tmpPixmap; /* Create the necessary GCs */ wine_tsx11_lock(); bitmap_context = XUniqueContext(); BITMAP_stock_phys_bitmap.pixmap_depth = 1; BITMAP_stock_phys_bitmap.pixmap = XCreatePixmap( gdi_display, root_window, 1, 1, 1 ); BITMAP_monoGC = XCreateGC( gdi_display, BITMAP_stock_phys_bitmap.pixmap, 0, NULL ); XSetGraphicsExposures( gdi_display, BITMAP_monoGC, False ); XSetSubwindowMode( gdi_display, BITMAP_monoGC, IncludeInferiors ); if (screen_depth != 1) { if ((tmpPixmap = XCreatePixmap( gdi_display, root_window, 1, 1, screen_depth ))) { BITMAP_colorGC = XCreateGC( gdi_display, tmpPixmap, 0, NULL ); XSetGraphicsExposures( gdi_display, BITMAP_colorGC, False ); XSetSubwindowMode( gdi_display, BITMAP_colorGC, IncludeInferiors ); XFreePixmap( gdi_display, tmpPixmap ); } } wine_tsx11_unlock(); } /*********************************************************************** * SelectBitmap (X11DRV.@) */ HBITMAP X11DRV_SelectBitmap( X11DRV_PDEVICE *physDev, HBITMAP hbitmap ) { X_PHYSBITMAP *physBitmap; if(physDev->xrender) X11DRV_XRender_UpdateDrawable( physDev ); if (hbitmap == BITMAP_stock_phys_bitmap.hbitmap) physBitmap = &BITMAP_stock_phys_bitmap; else if (!(physBitmap = X11DRV_get_phys_bitmap( hbitmap ))) return 0; physDev->bitmap = physBitmap; physDev->drawable = physBitmap->pixmap; /* Change GC depth if needed */ if (physDev->depth != physBitmap->pixmap_depth) { physDev->depth = physBitmap->pixmap_depth; wine_tsx11_lock(); XFreeGC( gdi_display, physDev->gc ); physDev->gc = XCreateGC( gdi_display, physDev->drawable, 0, NULL ); XSetGraphicsExposures( gdi_display, physDev->gc, False ); XSetSubwindowMode( gdi_display, physDev->gc, IncludeInferiors ); XFlush( gdi_display ); wine_tsx11_unlock(); } return hbitmap; } /**************************************************************************** * CreateBitmap (X11DRV.@) * * Create a device dependent X11 bitmap * * Returns TRUE on success else FALSE */ BOOL X11DRV_CreateBitmap( X11DRV_PDEVICE *physDev, HBITMAP hbitmap ) { X_PHYSBITMAP *physBitmap; BITMAP bitmap; if (!GetObjectW( hbitmap, sizeof(bitmap), &bitmap )) return FALSE; /* Check parameters */ if (bitmap.bmPlanes != 1) return FALSE; if ((bitmap.bmBitsPixel != 1) && (bitmap.bmBitsPixel != screen_depth)) { ERR("Trying to make bitmap with planes=%d, bpp=%d\n", bitmap.bmPlanes, bitmap.bmBitsPixel); return FALSE; } if (hbitmap == BITMAP_stock_phys_bitmap.hbitmap) { ERR( "called for stock bitmap, please report\n" ); return FALSE; } TRACE("(%p) %dx%d %d bpp\n", hbitmap, bitmap.bmWidth, bitmap.bmHeight, bitmap.bmBitsPixel); if (!(physBitmap = X11DRV_init_phys_bitmap( hbitmap ))) return FALSE; /* Create the pixmap */ wine_tsx11_lock(); physBitmap->pixmap_depth = bitmap.bmBitsPixel; physBitmap->pixmap = XCreatePixmap(gdi_display, root_window, bitmap.bmWidth, bitmap.bmHeight, bitmap.bmBitsPixel); wine_tsx11_unlock(); if (!physBitmap->pixmap) { WARN("Can't create Pixmap\n"); HeapFree( GetProcessHeap(), 0, physBitmap ); return FALSE; } if (bitmap.bmBits) /* Set bitmap bits */ X11DRV_SetBitmapBits( hbitmap, bitmap.bmBits, bitmap.bmHeight * bitmap.bmWidthBytes ); return TRUE; } /*********************************************************************** * GetBitmapBits (X11DRV.@) * * RETURNS * Success: Number of bytes copied * Failure: 0 */ LONG X11DRV_GetBitmapBits( HBITMAP hbitmap, void *buffer, LONG count ) { BITMAP bitmap; X_PHYSBITMAP *physBitmap = X11DRV_get_phys_bitmap( hbitmap ); LONG old_height, height; XImage *image; LPBYTE tbuf, startline; int h, w; if (!physBitmap || !GetObjectW( hbitmap, sizeof(bitmap), &bitmap )) return 0; TRACE("(bmp=%p, buffer=%p, count=0x%lx)\n", hbitmap, buffer, count); wine_tsx11_lock(); /* Hack: change the bitmap height temporarily to avoid */ /* getting unnecessary bitmap rows. */ old_height = bitmap.bmHeight; height = bitmap.bmHeight = count / bitmap.bmWidthBytes; image = XGetImage( gdi_display, physBitmap->pixmap, 0, 0, bitmap.bmWidth, bitmap.bmHeight, AllPlanes, ZPixmap ); bitmap.bmHeight = old_height; /* copy XImage to 16 bit padded image buffer with real bitsperpixel */ startline = buffer; switch (physBitmap->pixmap_depth) { case 1: for (h=0;h>8) & 0xff; } startline += bitmap.bmWidthBytes; } break; case 24: for (h=0;h> 8) & 0xff; *tbuf++ = (pixel>>16) & 0xff; } startline += bitmap.bmWidthBytes; } break; case 32: for (h=0;h> 8) & 0xff; *tbuf++ = (pixel>>16) & 0xff; *tbuf++ = (pixel>>24) & 0xff; } startline += bitmap.bmWidthBytes; } break; default: FIXME("Unhandled bits:%d\n", physBitmap->pixmap_depth); } XDestroyImage( image ); wine_tsx11_unlock(); return count; } /****************************************************************************** * SetBitmapBits (X11DRV.@) * * RETURNS * Success: Number of bytes used in setting the bitmap bits * Failure: 0 */ LONG X11DRV_SetBitmapBits( HBITMAP hbitmap, const void *bits, LONG count ) { BITMAP bitmap; X_PHYSBITMAP *physBitmap = X11DRV_get_phys_bitmap( hbitmap ); LONG height; XImage *image; const BYTE *sbuf, *startline; int w, h; if (!physBitmap || !GetObjectW( hbitmap, sizeof(bitmap), &bitmap )) return 0; TRACE("(bmp=%p, bits=%p, count=0x%lx)\n", hbitmap, bits, count); height = count / bitmap.bmWidthBytes; wine_tsx11_lock(); image = XCreateImage( gdi_display, visual, physBitmap->pixmap_depth, ZPixmap, 0, NULL, bitmap.bmWidth, height, 32, 0 ); if (!(image->data = malloc(image->bytes_per_line * height))) { WARN("No memory to create image data.\n"); XDestroyImage( image ); wine_tsx11_unlock(); return 0; } /* copy 16 bit padded image buffer with real bitsperpixel to XImage */ startline = bits; switch (physBitmap->pixmap_depth) { case 1: for (h=0;h>(7-(w&7))) & 1); if ((w&7) == 7) sbuf++; } startline += bitmap.bmWidthBytes; } break; case 4: for (h=0;h> 4 ); else XPutPixel( image, w, h, *sbuf++ & 0xf ); } startline += bitmap.bmWidthBytes; } break; case 8: for (h=0;hpixmap_depth); } XPutImage( gdi_display, physBitmap->pixmap, BITMAP_GC(physBitmap), image, 0, 0, 0, 0, bitmap.bmWidth, height ); XDestroyImage( image ); /* frees image->data too */ wine_tsx11_unlock(); return count; } /*********************************************************************** * DeleteBitmap (X11DRV.@) */ BOOL X11DRV_DeleteBitmap( HBITMAP hbitmap ) { X_PHYSBITMAP *physBitmap = X11DRV_get_phys_bitmap( hbitmap ); if (physBitmap) { DIBSECTION dib; if (GetObjectW( hbitmap, sizeof(dib), &dib ) == sizeof(dib)) X11DRV_DIB_DeleteDIBSection( physBitmap, &dib ); wine_tsx11_lock(); if (physBitmap->pixmap) XFreePixmap( gdi_display, physBitmap->pixmap ); XDeleteContext( gdi_display, (XID)hbitmap, bitmap_context ); wine_tsx11_unlock(); HeapFree( GetProcessHeap(), 0, physBitmap ); } return TRUE; } /*********************************************************************** * X11DRV_get_phys_bitmap * * Retrieve the X physical bitmap info. */ X_PHYSBITMAP *X11DRV_get_phys_bitmap( HBITMAP hbitmap ) { X_PHYSBITMAP *ret; wine_tsx11_lock(); if (XFindContext( gdi_display, (XID)hbitmap, bitmap_context, (char **)&ret )) ret = NULL; wine_tsx11_unlock(); return ret; } /*********************************************************************** * X11DRV_init_phys_bitmap * * Initialize the X physical bitmap info. */ X_PHYSBITMAP *X11DRV_init_phys_bitmap( HBITMAP hbitmap ) { X_PHYSBITMAP *ret; if ((ret = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret) )) != NULL) { ret->hbitmap = hbitmap; wine_tsx11_lock(); XSaveContext( gdi_display, (XID)hbitmap, bitmap_context, (char *)ret ); wine_tsx11_unlock(); } return ret; } /*********************************************************************** * X11DRV_get_pixmap * * Retrieve the pixmap associated to a bitmap. */ Pixmap X11DRV_get_pixmap( HBITMAP hbitmap ) { X_PHYSBITMAP *physBitmap = X11DRV_get_phys_bitmap( hbitmap ); if (!physBitmap) return 0; return physBitmap->pixmap; }