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Diffstat (limited to 'Xprint/pcl/PclMisc.c')
| -rw-r--r-- | Xprint/pcl/PclMisc.c | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/Xprint/pcl/PclMisc.c b/Xprint/pcl/PclMisc.c new file mode 100644 index 000000000..867393a46 --- /dev/null +++ b/Xprint/pcl/PclMisc.c @@ -0,0 +1,293 @@ +/* $Xorg: PclMisc.c,v 1.3 2000/08/17 19:48:08 cpqbld Exp $ */ +/******************************************************************* +** +** ********************************************************* +** * +** * File: PclMisc.c +** * +** * Contents: +** * Miscellaneous code for Pcl driver. +** * +** * Created: 2/01/95 +** * +** ********************************************************* +** +********************************************************************/ +/* +(c) Copyright 1996 Hewlett-Packard Company +(c) Copyright 1996 International Business Machines Corp. +(c) Copyright 1996 Sun Microsystems, Inc. +(c) Copyright 1996 Novell, Inc. +(c) Copyright 1996 Digital Equipment Corp. +(c) Copyright 1996 Fujitsu Limited +(c) Copyright 1996 Hitachi, Ltd. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER +IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the names of the copyright holders shall +not be used in advertising or otherwise to promote the sale, use or other +dealings in this Software without prior written authorization from said +copyright holders. +*/ + +#include "Xos.h" /* for SIGCLD on pre-POSIX systems */ +#include <stdio.h> +#include "Pcl.h" + +#include "cursor.h" +#include "resource.h" + +#include "windowstr.h" +#include "propertyst.h" + + +/*ARGSUSED*/ +void +PclQueryBestSize( + int type, + short *pwidth, + short *pheight, + ScreenPtr pScreen) +{ + unsigned width, highBit; + + switch(type) + { + case CursorShape: + *pwidth = 0; + *pheight = 0; + break; + case TileShape: + case StippleShape: + width = *pwidth; + if (!width) break; + /* Return the nearest power of two >= what they gave us */ + highBit = 0x80000000; + /* Find the highest 1 bit in the given width */ + while(!(highBit & width)) + highBit >>= 1; + /* If greater than that then return the next power of two */ + if((highBit - 1) & width) + highBit <<= 1; + *pwidth = highBit; + /* height is a don't-care */ + break; + } +} + +/* + * GetPropString searches the window heirarchy from pWin up looking for + * a property by the name of propName. If found, returns the property's + * value. If not, it returns NULL. + */ +char * +GetPropString( + WindowPtr pWin, + char *propName) +{ + Atom atom; + PropertyPtr pProp = (PropertyPtr)NULL; + char *retVal; + + atom = MakeAtom(propName, strlen(propName), FALSE); + if(atom != BAD_RESOURCE) + { + WindowPtr pPropWin; + int n; + + /* + * The atom has been defined, but it might only exist as a + * property on an unrelated window. + */ + for(pPropWin = pWin; pPropWin != (WindowPtr)NULL; + pPropWin = pPropWin->parent) + { + for(pProp = (PropertyPtr)(wUserProps(pPropWin)); + pProp != (PropertyPtr)NULL; + pProp = pProp->next) + { + if (pProp->propertyName == atom) + break; + } + if(pProp != (PropertyPtr)NULL) + break; + } + if(pProp == (PropertyPtr)NULL) + return (char *)NULL; + + n = (pProp->format/8) * pProp->size; /* size (bytes) of prop */ + retVal = (char *)xalloc(n + 1); + (void)memcpy((void *)retVal, (void *)pProp->data, n); + retVal[n] = '\0'; + + return retVal; + } + + return (char *)NULL; +} + +#include <signal.h> + +/* ARGSUSED */ +static void SigchldHndlr ( + int dummy) +{ + int status, w; + struct sigaction act; + sigfillset(&act.sa_mask); + act.sa_flags = 0; + act.sa_handler = SigchldHndlr; + + w = wait (&status); + + /* + * Is this really necessary? + */ + sigaction(SIGCHLD, &act, (struct sigaction *)NULL); +} + +/* + * SystemCmd provides a wrapper for the 'system' library call. The call + * appears to be sensitive to the handling of SIGCHLD, so this wrapper + * sets the status to SIG_DFL, and then resets the established handler + * after system returns. + */ +int +SystemCmd(char *cmdStr) +{ + int status; + struct sigaction newAct, oldAct; + sigfillset(&newAct.sa_mask); + newAct.sa_flags = 0; + newAct.sa_handler = SIG_DFL; + sigfillset(&oldAct.sa_mask); + oldAct.sa_flags = 0; + oldAct.sa_handler = SigchldHndlr; + + /* + * get the old handler, and set the action to IGN + */ + sigaction(SIGCHLD, &newAct, &oldAct); + + status = system (cmdStr); + + sigaction(SIGCHLD, &oldAct, (struct sigaction *)NULL); + return status; +} + + +/* + * PclGetMediumDimensions is installed in the GetMediumDimensions field + * of each Pcl-initialized context. + */ +int +PclGetMediumDimensions(XpContextPtr pCon, + CARD16 *width, + CARD16 *height) +{ + XpGetMediumDimensions(pCon, width, height); + return Success; +} + +/* + * PclGetReproducibleArea is installed in the GetReproducibleArea field + * of each Pcl-initialized context. + */ +int +PclGetReproducibleArea(XpContextPtr pCon, + xRectangle *pRect) +{ + XpGetReproductionArea(pCon, pRect); + return Success; +} + +#ifdef XP_PCL_LJ3 +/* + * PclSpoolFigs spooled the rendering PCL/HP-GL2 commands into the + * temporary buffer pointed by figures pointer in pcl private context. + * LaserJet IIIs printers don't support the macro function which + * includes some HP-GL/2 commands. + */ +void +PclSpoolFigs(PclContextPrivPtr pConPriv, char *t, int n) +{ +char *ptr; + + ptr = pConPriv->figures; + while ( ( pConPriv->fcount + n) > pConPriv->fcount_max ) { + ptr = (char *)xrealloc(ptr, 1024 + pConPriv->fcount_max); + if ( !ptr ) + return; + pConPriv->figures = ptr; + pConPriv->fcount_max += 1024; + } + ptr += pConPriv->fcount; + pConPriv->fcount += n; + memcpy(ptr, t, n); +} +#endif /* XP_PCL_LJ3 */ + +/* + * PclSendData: + * For XP-PCL-COLOR/XP-PCL-MONO, it executes the macro stored before + * in the clipped area. + * For XP-PCL-LJ3, it draws the spooled figures in the clipped area. + */ +PclSendData( + FILE *outFile, + PclContextPrivPtr pConPriv, + BoxPtr pbox, + int nbox, + double ratio +) +{ +char *ptr; +int n; +char t[80]; + +#ifdef XP_PCL_LJ3 + ptr = pConPriv->figures; + n = pConPriv->fcount; +#else + ptr = "\033&f3X"; + n = 5; +#endif /* XP_PCL_LJ3 */ + + while( nbox ) + { + /* + * Set the HP-GL/2 input window to the current + * rectangle in the clip region, then send the code to + * execute the macro defined above. + */ + if (ratio == 1.0) + sprintf( t, "\033%%0BIW%d,%d,%d,%d;\033%%0A", + pbox->x1, pbox->y1, + pbox->x2, pbox->y2 ); + else + sprintf( t, "\033%%0BIW%g,%d,%g,%d;\033%%0A", + ratio * pbox->x1, pbox->y1, + ratio * pbox->x2, pbox->y2 ); + + SEND_PCL( outFile, t ); + SEND_PCL_COUNT( outFile, ptr, n); + + nbox--; + pbox++; + } +} |