2003-11-14 16:54:54 +01:00
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/* $Xorg: PclMisc.c,v 1.3 2000/08/17 19:48:08 cpqbld Exp $ */
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/*******************************************************************
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**
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** *********************************************************
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** *
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** * File: PclMisc.c
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** *
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** * Contents:
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** * Miscellaneous code for Pcl driver.
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** *
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** * Created: 2/01/95
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** *
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** *********************************************************
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**
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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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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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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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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN 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 names of the copyright holders shall
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not be used in advertising or otherwise to promote the sale, use or other
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dealings in this Software without prior written authorization from said
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copyright holders.
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*/
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2004-04-23 21:54:30 +02:00
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/* $XFree86: xc/programs/Xserver/Xprint/pcl/PclMisc.c,v 1.10tsi Exp $ */
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2003-11-14 16:54:54 +01:00
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2003-11-14 17:49:22 +01:00
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#include <stdlib.h>
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#include <signal.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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2003-11-14 16:54:54 +01:00
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#include "Xos.h" /* for SIGCLD on pre-POSIX systems */
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#include "Pcl.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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2003-11-14 17:49:22 +01:00
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#include "attributes.h"
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2003-11-14 16:54:54 +01:00
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/*ARGSUSED*/
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void
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PclQueryBestSize(
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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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* 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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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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* 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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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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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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2003-11-14 17:49:22 +01:00
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#include <errno.h>
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2003-11-14 16:54:54 +01:00
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/* ARGSUSED */
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static void SigchldHndlr (
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int dummy)
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{
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2003-11-25 20:29:01 +01:00
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int status;
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2003-11-14 17:49:22 +01:00
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int olderrno = errno;
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2003-11-14 16:54:54 +01:00
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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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2003-11-25 20:29:01 +01:00
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(void) wait (&status);
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2003-11-14 16:54:54 +01:00
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/*
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* Is this really necessary?
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*/
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sigaction(SIGCHLD, &act, (struct sigaction *)NULL);
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2003-11-14 17:49:22 +01:00
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errno = olderrno;
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2003-11-14 16:54:54 +01:00
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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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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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* get the old handler, and set the action to IGN
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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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* PclGetMediumDimensions is installed in the GetMediumDimensions field
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* of each Pcl-initialized context.
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*/
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int
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PclGetMediumDimensions(XpContextPtr pCon,
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CARD16 *width,
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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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* PclGetReproducibleArea is installed in the GetReproducibleArea field
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* of each Pcl-initialized context.
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*/
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int
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PclGetReproducibleArea(XpContextPtr pCon,
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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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#ifdef XP_PCL_LJ3
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/*
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* PclSpoolFigs spooled the rendering PCL/HP-GL2 commands into the
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* temporary buffer pointed by figures pointer in pcl private context.
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* LaserJet IIIs printers don't support the macro function which
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* includes some HP-GL/2 commands.
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*/
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void
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PclSpoolFigs(PclContextPrivPtr pConPriv, char *t, int n)
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{
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char *ptr;
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ptr = pConPriv->figures;
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while ( ( pConPriv->fcount + n) > pConPriv->fcount_max ) {
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ptr = (char *)xrealloc(ptr, 1024 + pConPriv->fcount_max);
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if ( !ptr )
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return;
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pConPriv->figures = ptr;
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pConPriv->fcount_max += 1024;
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}
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ptr += pConPriv->fcount;
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pConPriv->fcount += n;
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memcpy(ptr, t, n);
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}
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#endif /* XP_PCL_LJ3 */
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/*
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* PclSendData:
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* For XP-PCL-COLOR/XP-PCL-MONO, it executes the macro stored before
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* in the clipped area.
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* For XP-PCL-LJ3, it draws the spooled figures in the clipped area.
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*/
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2003-11-14 17:49:22 +01:00
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void
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2003-11-14 16:54:54 +01:00
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PclSendData(
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FILE *outFile,
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PclContextPrivPtr pConPriv,
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BoxPtr pbox,
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int nbox,
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double ratio
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)
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{
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char *ptr;
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int n;
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char t[80];
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#ifdef XP_PCL_LJ3
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ptr = pConPriv->figures;
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n = pConPriv->fcount;
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#else
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ptr = "\033&f3X";
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n = 5;
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#endif /* XP_PCL_LJ3 */
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while( nbox )
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{
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/*
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* Set the HP-GL/2 input window to the current
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* rectangle in the clip region, then send the code to
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* execute the macro defined above.
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*/
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if (ratio == 1.0)
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sprintf( t, "\033%%0BIW%d,%d,%d,%d;\033%%0A",
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pbox->x1, pbox->y1,
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pbox->x2, pbox->y2 );
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else
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sprintf( t, "\033%%0BIW%g,%d,%g,%d;\033%%0A",
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ratio * pbox->x1, pbox->y1,
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ratio * pbox->x2, pbox->y2 );
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SEND_PCL( outFile, t );
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SEND_PCL_COUNT( outFile, ptr, n);
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nbox--;
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pbox++;
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}
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}
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