547 lines
14 KiB
C
547 lines
14 KiB
C
/*
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* X11DRV bitmap objects
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*
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* Copyright 1993 Alexandre Julliard
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*/
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#include "config.h"
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#ifndef X_DISPLAY_MISSING
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#include "ts_xlib.h"
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#include "ts_xutil.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include "gdi.h"
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#include "callback.h"
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#include "dc.h"
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#include "bitmap.h"
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#include "heap.h"
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#include "monitor.h"
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#include "debug.h"
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#include "xmalloc.h"
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#include "local.h"
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#include "x11drv.h"
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#include "wine/winuser16.h"
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DEFAULT_DEBUG_CHANNEL(x11drv)
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/* GCs used for B&W and color bitmap operations */
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GC BITMAP_monoGC = 0, BITMAP_colorGC = 0;
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/***********************************************************************
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* X11DRV_BITMAP_Init
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*/
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BOOL X11DRV_BITMAP_Init(void)
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{
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Pixmap tmpPixmap;
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/* Create the necessary GCs */
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if ((tmpPixmap = TSXCreatePixmap(display,
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X11DRV_GetXRootWindow(),
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1, 1,
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1)))
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{
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BITMAP_monoGC = TSXCreateGC( display, tmpPixmap, 0, NULL );
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TSXSetGraphicsExposures( display, BITMAP_monoGC, False );
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TSXFreePixmap( display, tmpPixmap );
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}
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if (MONITOR_GetDepth(&MONITOR_PrimaryMonitor) != 1)
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{
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if ((tmpPixmap = TSXCreatePixmap(display,
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X11DRV_GetXRootWindow(),
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1, 1,
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MONITOR_GetDepth(&MONITOR_PrimaryMonitor))))
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{
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BITMAP_colorGC = TSXCreateGC( display, tmpPixmap, 0, NULL );
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TSXSetGraphicsExposures( display, BITMAP_colorGC, False );
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TSXFreePixmap( display, tmpPixmap );
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}
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}
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return TRUE;
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}
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/***********************************************************************
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* X11DRV_BITMAP_SelectObject
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*/
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HBITMAP X11DRV_BITMAP_SelectObject( DC * dc, HBITMAP hbitmap,
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BITMAPOBJ * bmp )
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{
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HRGN hrgn;
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HBITMAP prevHandle = dc->w.hBitmap;
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X11DRV_PHYSBITMAP *pbitmap;
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X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
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if (!(dc->w.flags & DC_MEMORY)) return 0;
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if(!bmp->DDBitmap)
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if(!X11DRV_CreateBitmap(hbitmap))
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return 0;
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if(bmp->DDBitmap->funcs != dc->funcs) {
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WARN(x11drv, "Trying to select non-X11 DDB into an X11 dc\n");
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return 0;
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}
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pbitmap = bmp->DDBitmap->physBitmap;
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dc->w.totalExtent.left = 0;
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dc->w.totalExtent.top = 0;
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dc->w.totalExtent.right = bmp->bitmap.bmWidth;
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dc->w.totalExtent.bottom = bmp->bitmap.bmHeight;
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if (dc->w.hVisRgn)
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SetRectRgn( dc->w.hVisRgn, 0, 0,
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bmp->bitmap.bmWidth, bmp->bitmap.bmHeight );
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else
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{
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hrgn = CreateRectRgn(0, 0, bmp->bitmap.bmWidth, bmp->bitmap.bmHeight);
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if (!hrgn) return 0;
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dc->w.hVisRgn = hrgn;
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}
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physDev->drawable = pbitmap->pixmap;
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dc->w.hBitmap = hbitmap;
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/* Change GC depth if needed */
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if (dc->w.bitsPerPixel != bmp->bitmap.bmBitsPixel)
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{
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TSXFreeGC( display, physDev->gc );
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physDev->gc = TSXCreateGC( display, physDev->drawable, 0, NULL );
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TSXSetGraphicsExposures( display, physDev->gc, False );
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dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
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DC_InitDC( dc );
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}
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else CLIPPING_UpdateGCRegion( dc ); /* Just update GC clip region */
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return prevHandle;
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}
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/***********************************************************************
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* XPutImage_wrapper
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*
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* Wrapper to call XPutImage with CALL_LARGE_STACK.
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*/
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struct XPutImage_descr
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{
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BITMAPOBJ *bmp;
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XImage *image;
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INT width;
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INT height;
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};
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static int XPutImage_wrapper( const struct XPutImage_descr *descr )
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{
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return XPutImage( display,
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((X11DRV_PHYSBITMAP *)descr->bmp->DDBitmap->physBitmap)->pixmap,
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BITMAP_GC(descr->bmp),
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descr->image, 0, 0, 0, 0, descr->width, descr->height );
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}
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/***************************************************************************
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*
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* X11DRV_AllocBitmap
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*
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* Allocate DDBitmap and physBitmap
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*
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*/
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X11DRV_PHYSBITMAP *X11DRV_AllocBitmap( BITMAPOBJ *bmp )
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{
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X11DRV_PHYSBITMAP *pbitmap;
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if(!(bmp->DDBitmap = HeapAlloc(GetProcessHeap(), 0, sizeof(DDBITMAP)))) {
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WARN(x11drv, "Can't alloc DDBITMAP\n");
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return NULL;
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}
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if(!(pbitmap = HeapAlloc(GetProcessHeap(), 0,sizeof(X11DRV_PHYSBITMAP)))) {
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WARN(x11drv, "Can't alloc X11DRV_PHYSBITMAP\n");
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HeapFree(GetProcessHeap(), 0, bmp->DDBitmap);
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return NULL;
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}
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bmp->DDBitmap->physBitmap = pbitmap;
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bmp->DDBitmap->funcs = DRIVER_FindDriver( "DISPLAY" );
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return pbitmap;
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}
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/****************************************************************************
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*
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* X11DRV_CreateBitmap
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*
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* Create a device dependent X11 bitmap
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*
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* Returns TRUE on success else FALSE
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*
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*/
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BOOL X11DRV_CreateBitmap( HBITMAP hbitmap )
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{
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X11DRV_PHYSBITMAP *pbitmap;
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BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC );
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if(!bmp) {
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WARN(x11drv, "Bad bitmap handle %08x\n", hbitmap);
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return FALSE;
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}
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/* Check parameters */
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if (bmp->bitmap.bmPlanes != 1) return 0;
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if ((bmp->bitmap.bmBitsPixel != 1) &&
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(bmp->bitmap.bmBitsPixel != MONITOR_GetDepth(&MONITOR_PrimaryMonitor))) {
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ERR(x11drv, "Trying to make bitmap with planes=%d, bpp=%d\n",
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bmp->bitmap.bmPlanes, bmp->bitmap.bmBitsPixel);
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GDI_HEAP_UNLOCK( hbitmap );
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return FALSE;
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}
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TRACE(x11drv, "(%08x) %dx%d %d bpp\n", hbitmap, bmp->bitmap.bmWidth,
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bmp->bitmap.bmHeight, bmp->bitmap.bmBitsPixel);
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pbitmap = X11DRV_AllocBitmap( bmp );
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if(!pbitmap) return FALSE;
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/* Create the pixmap */
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pbitmap->pixmap = TSXCreatePixmap(display, X11DRV_GetXRootWindow(), bmp->bitmap.bmWidth,
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bmp->bitmap.bmHeight, bmp->bitmap.bmBitsPixel);
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if (!pbitmap->pixmap) {
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WARN(x11drv, "Can't create Pixmap\n");
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HeapFree(GetProcessHeap(), 0, bmp->DDBitmap->physBitmap);
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HeapFree(GetProcessHeap(), 0, bmp->DDBitmap);
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GDI_HEAP_UNLOCK( hbitmap );
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return FALSE;
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}
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if (bmp->bitmap.bmBits) /* Set bitmap bits */
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X11DRV_BitmapBits( hbitmap, bmp->bitmap.bmBits,
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bmp->bitmap.bmHeight * bmp->bitmap.bmWidthBytes,
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DDB_SET );
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GDI_HEAP_UNLOCK( hbitmap );
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return TRUE;
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}
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/***********************************************************************
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* X11DRV_BITMAP_GetXImage
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*
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* Get an X image for a bitmap. For use with CALL_LARGE_STACK.
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*/
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XImage *X11DRV_BITMAP_GetXImage( const BITMAPOBJ *bmp )
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{
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return XGetImage( display,
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((X11DRV_PHYSBITMAP *)bmp->DDBitmap->physBitmap)->pixmap,
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0, 0, bmp->bitmap.bmWidth, bmp->bitmap.bmHeight,
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AllPlanes, ZPixmap );
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}
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/***********************************************************************
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* X11DRV_GetBitmapBits
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*
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* RETURNS
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* Success: Number of bytes copied
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* Failure: 0
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*/
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static LONG X11DRV_GetBitmapBits(BITMAPOBJ *bmp, void *buffer, LONG count)
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{
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LONG old_height, height;
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XImage *image;
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LPBYTE tbuf, startline;
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int h, w;
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TRACE(x11drv, "(bmp=%p, buffer=%p, count=0x%lx)\n", bmp, buffer, count);
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EnterCriticalSection( &X11DRV_CritSection );
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/* Hack: change the bitmap height temporarily to avoid */
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/* getting unnecessary bitmap rows. */
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old_height = bmp->bitmap.bmHeight;
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height = bmp->bitmap.bmHeight = count / bmp->bitmap.bmWidthBytes;
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image = (XImage *)CALL_LARGE_STACK( X11DRV_BITMAP_GetXImage, bmp );
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bmp->bitmap.bmHeight = old_height;
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/* copy XImage to 16 bit padded image buffer with real bitsperpixel */
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startline = buffer;
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switch (bmp->bitmap.bmBitsPixel)
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{
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case 1:
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for (h=0;h<height;h++)
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{
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tbuf = startline;
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*tbuf = 0;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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if ((w%8) == 0)
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*tbuf = 0;
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*tbuf |= XGetPixel(image,w,h)<<(7-(w&7));
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if ((w&7) == 7) ++tbuf;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 4:
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for (h=0;h<height;h++)
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{
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tbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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if (!(w & 1)) *tbuf = XGetPixel( image, w, h) << 4;
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else *tbuf++ |= XGetPixel( image, w, h) & 0x0f;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 8:
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for (h=0;h<height;h++)
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{
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tbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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*tbuf++ = XGetPixel(image,w,h);
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 15:
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case 16:
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for (h=0;h<height;h++)
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{
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tbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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long pixel = XGetPixel(image,w,h);
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*tbuf++ = pixel & 0xff;
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*tbuf++ = (pixel>>8) & 0xff;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 24:
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for (h=0;h<height;h++)
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{
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tbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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long pixel = XGetPixel(image,w,h);
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*tbuf++ = pixel & 0xff;
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*tbuf++ = (pixel>> 8) & 0xff;
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*tbuf++ = (pixel>>16) & 0xff;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 32:
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for (h=0;h<height;h++)
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{
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tbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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long pixel = XGetPixel(image,w,h);
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*tbuf++ = pixel & 0xff;
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*tbuf++ = (pixel>> 8) & 0xff;
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*tbuf++ = (pixel>>16) & 0xff;
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*tbuf++ = (pixel>>24) & 0xff;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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default:
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FIXME(x11drv, "Unhandled bits:%d\n", bmp->bitmap.bmBitsPixel);
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}
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XDestroyImage( image );
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LeaveCriticalSection( &X11DRV_CritSection );
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return count;
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}
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/******************************************************************************
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* X11DRV_SetBitmapBits
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*
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* RETURNS
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* Success: Number of bytes used in setting the bitmap bits
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* Failure: 0
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*/
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static LONG X11DRV_SetBitmapBits(BITMAPOBJ *bmp, void *bits, LONG count)
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{
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struct XPutImage_descr descr;
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LONG height;
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XImage *image;
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LPBYTE sbuf, startline;
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int w, h;
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TRACE(x11drv, "(bmp=%p, bits=%p, count=0x%lx)\n", bmp, bits, count);
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height = count / bmp->bitmap.bmWidthBytes;
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EnterCriticalSection( &X11DRV_CritSection );
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image = XCreateImage( display, DefaultVisualOfScreen(X11DRV_GetXScreen()),
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bmp->bitmap.bmBitsPixel, ZPixmap, 0, NULL,
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bmp->bitmap.bmWidth, height, 32, 0 );
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image->data = (LPBYTE)xmalloc(image->bytes_per_line * height);
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/* copy 16 bit padded image buffer with real bitsperpixel to XImage */
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startline = bits;
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switch (bmp->bitmap.bmBitsPixel)
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{
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case 1:
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for (h=0;h<height;h++)
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{
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sbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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XPutPixel(image,w,h,(sbuf[0]>>(7-(w&7))) & 1);
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if ((w&7) == 7)
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sbuf++;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 4:
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for (h=0;h<height;h++)
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{
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sbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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if (!(w & 1)) XPutPixel( image, w, h, *sbuf >> 4 );
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else XPutPixel( image, w, h, *sbuf++ & 0xf );
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 8:
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for (h=0;h<height;h++)
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{
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sbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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XPutPixel(image,w,h,*sbuf++);
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 15:
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case 16:
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for (h=0;h<height;h++)
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{
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sbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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XPutPixel(image,w,h,sbuf[1]*256+sbuf[0]);
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sbuf+=2;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 24:
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for (h=0;h<height;h++)
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{
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sbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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XPutPixel(image,w,h,(sbuf[2]<<16)+(sbuf[1]<<8)+sbuf[0]);
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sbuf += 3;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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case 32:
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for (h=0;h<height;h++)
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{
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sbuf = startline;
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for (w=0;w<bmp->bitmap.bmWidth;w++)
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{
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XPutPixel(image,w,h,(sbuf[3]<<24)+(sbuf[2]<<16)+(sbuf[1]<<8)+sbuf[0]);
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sbuf += 4;
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}
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startline += bmp->bitmap.bmWidthBytes;
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}
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break;
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default:
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FIXME(x11drv, "Unhandled bits:%d\n", bmp->bitmap.bmBitsPixel);
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}
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descr.bmp = bmp;
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descr.image = image;
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descr.width = bmp->bitmap.bmWidth;
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descr.height = height;
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CALL_LARGE_STACK( XPutImage_wrapper, &descr );
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XDestroyImage( image ); /* frees image->data too */
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LeaveCriticalSection( &X11DRV_CritSection );
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return count;
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}
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/***********************************************************************
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* X11DRV_BitmapBits
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*/
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LONG X11DRV_BitmapBits(HBITMAP hbitmap, void *bits, LONG count, WORD flags)
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{
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BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC );
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LONG ret;
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if(!bmp) {
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WARN(x11drv, "Bad bitmap handle %08x\n", hbitmap);
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return FALSE;
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}
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if(flags == DDB_GET)
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ret = X11DRV_GetBitmapBits(bmp, bits, count);
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else if(flags == DDB_SET)
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ret = X11DRV_SetBitmapBits(bmp, bits, count);
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else {
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ERR(x11drv, "Unknown flags value %d\n", flags);
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ret = 0;
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}
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GDI_HEAP_UNLOCK( hbitmap );
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return ret;
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}
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/***********************************************************************
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* X11DRV_BITMAP_DeleteObject
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*/
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BOOL X11DRV_BITMAP_DeleteObject( HBITMAP hbitmap, BITMAPOBJ * bmp )
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{
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X11DRV_PHYSBITMAP *pbitmap = bmp->DDBitmap->physBitmap;
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TSXFreePixmap( display, pbitmap->pixmap );
|
|
|
|
HeapFree( GetProcessHeap(), 0, bmp->DDBitmap->physBitmap );
|
|
HeapFree( GetProcessHeap(), 0, bmp->DDBitmap );
|
|
bmp->DDBitmap = NULL;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* X11DRV_BITMAP_Pixmap
|
|
*
|
|
* This function exists solely for x11 driver of the window system.
|
|
*/
|
|
BOOL X11DRV_BITMAP_Pixmap(HBITMAP hbitmap)
|
|
{
|
|
BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC );
|
|
return ((X11DRV_PHYSBITMAP *)(bmp->DDBitmap->physBitmap))->pixmap;
|
|
}
|
|
|
|
#endif /* !defined(X_DISPLAY_MISSING) */
|