324 lines
8.5 KiB
C
324 lines
8.5 KiB
C
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/*
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Copyright 1996, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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*/
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/*
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* (c) Copyright 1996 Hewlett-Packard Company
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* (c) Copyright 1996 International Business Machines Corp.
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* (c) Copyright 1996 Sun Microsystems, Inc.
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* (c) Copyright 1996 Novell, Inc.
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* (c) Copyright 1996 Digital Equipment Corp.
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* (c) Copyright 1996 Fujitsu Limited
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* (c) Copyright 1996 Hitachi, Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject
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* to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the names of the copyright holders
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* shall not be used in advertising or otherwise to promote the sale, use
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* or other dealings in this Software without prior written authorization
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* from said copyright holders.
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*/
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/*******************************************************************
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**
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** *********************************************************
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** *
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** * File: PsMisc.c
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** *
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** * Contents: Miscellaneous code for Ps driver.
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** *
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** * Created By: Roger Helmendach (Liberty Systems)
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** *
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** * Copyright: Copyright 1996 The Open Group, Inc.
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** *
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** *********************************************************
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**
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********************************************************************/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <X11/Xos.h> /* for SIGCLD on pre-POSIX systems */
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#include <stdio.h>
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#include "Ps.h"
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#include "cursor.h"
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#include "resource.h"
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#include "windowstr.h"
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#include "propertyst.h"
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/*ARGSUSED*/
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void
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PsQueryBestSize(
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int type,
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short *pwidth,
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short *pheight,
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ScreenPtr pScreen)
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{
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unsigned width, highBit;
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switch(type)
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{
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case CursorShape:
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*pwidth = 0;
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*pheight = 0;
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break;
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case TileShape:
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case StippleShape:
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width = *pwidth;
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if (!width) break;
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/* Return the nearest power of two >= what they gave us */
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highBit = 0x80000000;
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/* Find the highest 1 bit in the given width */
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while(!(highBit & width))
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highBit >>= 1;
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/* If greater than that then return the next power of two */
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if((highBit - 1) & width)
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highBit <<= 1;
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*pwidth = highBit;
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/* height is a don't-care */
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break;
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}
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}
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/*
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* PsGetMediumDimensions is installed in the GetMediumDimensions field
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* of each Ps-initialized context.
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*/
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int
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PsGetMediumDimensions(XpContextPtr pCon, CARD16 *width, CARD16 *height)
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{
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XpGetMediumDimensions(pCon, width, height);
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return Success;
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}
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/*
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* PsGetReproducibleArea is installed in the GetReproducibleArea field
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* of each Ps-initialized context.
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*/
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int
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PsGetReproducibleArea(XpContextPtr pCon, xRectangle *pRect)
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{
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XpGetReproductionArea(pCon, pRect);
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return Success;
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}
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/*
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* PsSetImageResolution is installed in the SetImageResolution field
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* of each Ps-initialized context.
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*/
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int
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PsSetImageResolution(XpContextPtr pCon, int imageRes, Bool *status)
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{
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pCon->imageRes = imageRes;
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*status = True;
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return Success;
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}
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/*
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* GetPropString searches the window heirarchy from pWin up looking for
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* a property by the name of propName. If found, returns the property's
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* value. If not, it returns NULL.
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*/
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/*
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char *
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GetPropString(
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WindowPtr pWin,
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char *propName)
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{
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Atom atom;
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PropertyPtr pProp = (PropertyPtr)NULL;
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char *retVal;
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atom = MakeAtom(propName, strlen(propName), FALSE);
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if(atom != BAD_RESOURCE)
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{
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WindowPtr pPropWin;
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int n;
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*/
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/*
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* The atom has been defined, but it might only exist as a
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* property on an unrelated window.
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*/
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/*
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for(pPropWin = pWin; pPropWin != (WindowPtr)NULL;
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pPropWin = pPropWin->parent)
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{
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for(pProp = (PropertyPtr)(wUserProps(pPropWin));
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pProp != (PropertyPtr)NULL;
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pProp = pProp->next)
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{
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if (pProp->propertyName == atom)
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break;
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}
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if(pProp != (PropertyPtr)NULL)
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break;
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}
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if(pProp == (PropertyPtr)NULL)
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return (char *)NULL;
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n = (pProp->format/8) * pProp->size; *//* size (bytes) of prop */
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/*
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retVal = (char *)xalloc(n + 1);
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(void)memcpy((void *)retVal, (void *)pProp->data, n);
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retVal[n] = '\0';
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return retVal;
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}
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return (char *)NULL;
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}
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#include <signal.h>
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*/
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/* ARGSUSED */
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/*
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static void SigchldHndlr (int dummy)
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{
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int status, w;
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struct sigaction act;
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sigfillset(&act.sa_mask);
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act.sa_flags = 0;
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act.sa_handler = SigchldHndlr;
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w = wait (&status);
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*/
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/*
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* Is this really necessary?
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*/
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/*
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sigaction(SIGCHLD, &act, (struct sigaction *)NULL);
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}
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*/
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/*
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* SystemCmd provides a wrapper for the 'system' library call. The call
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* appears to be sensitive to the handling of SIGCHLD, so this wrapper
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* sets the status to SIG_DFL, and then resets the established handler
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* after system returns.
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*/
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/*
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int
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SystemCmd(char *cmdStr)
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{
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int status;
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struct sigaction newAct, oldAct;
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sigfillset(&newAct.sa_mask);
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newAct.sa_flags = 0;
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newAct.sa_handler = SIG_DFL;
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sigfillset(&oldAct.sa_mask);
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oldAct.sa_flags = 0;
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oldAct.sa_handler = SigchldHndlr;
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*/
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/*
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* get the old handler, and set the action to IGN
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*/
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/*
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sigaction(SIGCHLD, &newAct, &oldAct);
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status = system (cmdStr);
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sigaction(SIGCHLD, &oldAct, (struct sigaction *)NULL);
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return status;
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}
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*/
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Bool
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PsCloseScreen(
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int index,
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ScreenPtr pScreen)
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{
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return TRUE;
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}
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void
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PsLineAttrs(
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PsOutPtr psOut,
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GCPtr pGC,
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ColormapPtr cMap)
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{
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int i;
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int nDsh;
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int dshOff;
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int *dsh;
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PsCapEnum cap;
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PsJoinEnum join;
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switch(pGC->capStyle) {
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case CapButt: cap = PsCButt; break;
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case CapRound: cap = PsCRound; break;
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case CapProjecting: cap = PsCSquare; break;
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default: cap = PsCButt; break; }
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switch(pGC->joinStyle) {
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case JoinMiter: join = PsJMiter; break;
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case JoinRound: join = PsJRound; break;
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case JoinBevel: join = PsJBevel; break;
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default: join = PsJBevel; break; }
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if( pGC->lineStyle==LineSolid ) { nDsh = dshOff = 0; dsh = (int *)0; }
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else
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{
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nDsh = pGC->numInDashList;
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dshOff = pGC->dashOffset;
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if( !nDsh ) dsh = (int *)0;
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else
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{
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dsh = (int *)xalloc(sizeof(int)*nDsh);
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for( i=0 ; i<nDsh ; i++ ) dsh[i] = (int)pGC->dash[i]&0xFF;
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}
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}
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if( pGC->lineStyle!=LineDoubleDash )
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PsOut_LineAttrs(psOut, (int)pGC->lineWidth,
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cap, join, nDsh, dsh, dshOff, -1);
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else
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PsOut_LineAttrs(psOut, (int)pGC->lineWidth,
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cap, join, nDsh, dsh, dshOff,
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PsGetPixelColor(cMap, pGC->bgPixel));
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if( nDsh && dsh ) xfree(dsh);
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}
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