Annotation of OpenXM_contrib2/asir2018/plot/ox_plot_xevent.c, Revision 1.1
1.1 ! noro 1: /*
! 2: * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
! 3: * All rights reserved.
! 4: *
! 5: * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
! 6: * non-exclusive and royalty-free license to use, copy, modify and
! 7: * redistribute, solely for non-commercial and non-profit purposes, the
! 8: * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
! 9: * conditions of this Agreement. For the avoidance of doubt, you acquire
! 10: * only a limited right to use the SOFTWARE hereunder, and FLL or any
! 11: * third party developer retains all rights, including but not limited to
! 12: * copyrights, in and to the SOFTWARE.
! 13: *
! 14: * (1) FLL does not grant you a license in any way for commercial
! 15: * purposes. You may use the SOFTWARE only for non-commercial and
! 16: * non-profit purposes only, such as academic, research and internal
! 17: * business use.
! 18: * (2) The SOFTWARE is protected by the Copyright Law of Japan and
! 19: * international copyright treaties. If you make copies of the SOFTWARE,
! 20: * with or without modification, as permitted hereunder, you shall affix
! 21: * to all such copies of the SOFTWARE the above copyright notice.
! 22: * (3) An explicit reference to this SOFTWARE and its copyright owner
! 23: * shall be made on your publication or presentation in any form of the
! 24: * results obtained by use of the SOFTWARE.
! 25: * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
! 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
! 27: * for such modification or the source code of the modified part of the
! 28: * SOFTWARE.
! 29: *
! 30: * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
! 31: * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
! 32: * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
! 33: * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
! 34: * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
! 35: * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
! 36: * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
! 37: * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
! 38: * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
! 39: * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
! 40: * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
! 41: * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
! 42: * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
! 43: * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
! 44: * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
! 45: * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
! 46: * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
! 47: *
! 48: * $OpenXM$
! 49: */
! 50: #include "ca.h"
! 51: #include "parse.h"
! 52: #include "ox.h"
! 53: #include "ifplot.h"
! 54: #include "cursor.h"
! 55: #include <X11/Xaw/MenuButton.h>
! 56: #include <X11/Xaw/Paned.h>
! 57:
! 58: static void Quit();
! 59: static void print_canvas(Widget w, struct canvas *can, XtPointer calldata);
! 60: static void output_to_printer(Widget w, struct canvas *can, XtPointer calldata);
! 61: static void print_canvas_to_file(Widget w, struct canvas *can, XtPointer calldata);
! 62: static void printing_method(Widget w, struct canvas *can, XtPointer calldata);
! 63: void clear_pixmap(struct canvas *);
! 64: void create_gc();
! 65: void create_font();
! 66: void create_cursors();
! 67: void copy_to_canvas(struct canvas *can);
! 68: void draw_level(struct canvas *can,int index,GC gc);
! 69: void draw_frame(Window window,POINT spos,POINT opos,POINT epos);
! 70: void draw_frame0( Window window,POINT spos,POINT epos);
! 71: void draw_coord(struct canvas *can,POINT pos);
! 72: void draw_wideframe(struct canvas *can);
! 73: void redraw_canvas(struct canvas *can);
! 74: void reset_busy(struct canvas *can);
! 75: int search_canvas();
! 76: int search_active_canvas();
! 77: void PSFromImage(FILE *fp,XImage *image,struct canvas *can);
! 78:
! 79:
! 80:
! 81: static Atom wm_delete_window;
! 82:
! 83: void SetWM_Proto(Widget w)
! 84: {
! 85: XtOverrideTranslations(w,
! 86: XtParseTranslationTable("<Message>WM_PROTOCOLS: quit()"));
! 87: XSetWMProtocols(display,XtWindow(w),&wm_delete_window,1);
! 88: }
! 89:
! 90: #if 0
! 91: static void quit(Widget w, XEvent *ev, String *params,Cardinal *nparams)
! 92: {
! 93: XBell(display,0);
! 94: }
! 95: #endif
! 96:
! 97: /* XXX : these lines are in plotg.c, but ld says they are not defined */
! 98: #if __DARWIN__
! 99: int stream;
! 100:
! 101: DISPLAY *display;
! 102: CURSOR normalcur,runningcur,errorcur;
! 103:
! 104: #if defined(VISUAL) || defined(__MINGW32__)
! 105: POINT start_point, end_point;
! 106: SIZE cansize;
! 107: #else
! 108: Window rootwin;
! 109: GC drawGC,dashGC,hlGC,scaleGC,clearGC,xorGC,colorGC,cdrawGC;
! 110: XFontStruct *sffs;
! 111: #endif
! 112:
! 113: struct canvas *canvas[MAXCANVAS];
! 114: struct canvas *closed_canvas[MAXCANVAS];
! 115: struct canvas *current_can;
! 116: #endif /* __DARWIN__ */
! 117:
! 118: #ifdef ABS
! 119: #undef ABS
! 120: #define ABS(a) ((a)>0?(a):-(a))
! 121: #endif
! 122:
! 123: static char *dname;
! 124: static int depth,scrn;
! 125:
! 126: extern JMP_BUF ox_env;
! 127: static Widget toplevel;
! 128: static XtAppContext app_con;
! 129:
! 130: static int busy;
! 131:
! 132: static struct PlotResources {
! 133: Pixel ForePixel,BackPixel,DashPixel;
! 134: char *ForeName,*BackName,*DashName;
! 135: Boolean Reverse;
! 136: Boolean UpsideDown;
! 137: } PlotResources;
! 138:
! 139: #define forePixel PlotResources.ForePixel
! 140: #define backPixel PlotResources.BackPixel
! 141: #define dashPixel PlotResources.DashPixel
! 142: #define foreName PlotResources.ForeName
! 143: #define backName PlotResources.BackName
! 144: #define dashName PlotResources.DashName
! 145: #define reverse PlotResources.Reverse
! 146: #define upsidedown PlotResources.UpsideDown
! 147:
! 148: Pixel BackPixel;
! 149:
! 150: Cursor create_cursor();
! 151:
! 152: #define blackPixel BlackPixel(display,scrn)
! 153: #define whitePixel WhitePixel(display,scrn)
! 154:
! 155: #define LABELWIDTH 150
! 156:
! 157: void process_xevent() {
! 158: XEvent ev;
! 159:
! 160: while ( XPending(display) ) {
! 161: XtAppNextEvent(app_con,&ev);
! 162: XtDispatchEvent(&ev);
! 163: }
! 164: }
! 165:
! 166: /* event handlers */
! 167:
! 168: static POINT spos,cpos;
! 169:
! 170: void press(Widget w,struct canvas *can,XButtonEvent *ev)
! 171: {
! 172: POINT p;
! 173:
! 174: switch ( ev->button ) {
! 175: case Button1:
! 176: XC(spos) = ev->x; YC(spos) = ev->y; cpos = spos; break;
! 177: case Button3:
! 178: XC(p) = ev->x; YC(p) = ev->y; draw_coord(can,p); break;
! 179: default:
! 180: break;
! 181: }
! 182: }
! 183:
! 184: void motion(Widget w,struct canvas *can,XMotionEvent *ev)
! 185: {
! 186:
! 187: POINT o,p;
! 188:
! 189: if ( ev->state & Button1Mask ) {
! 190: o = cpos; XC(cpos) = ev->x; YC(cpos) = ev->y;
! 191: draw_frame(can->window,spos,o,cpos);
! 192: } else if ( ev->state & Button3Mask ) {
! 193: XC(p) = ev->x; YC(p) = ev->y;
! 194: draw_coord(can,p);
! 195: }
! 196: }
! 197:
! 198: void release(Widget w,struct canvas *can,XButtonEvent *ev)
! 199: {
! 200: POINT e;
! 201: switch ( ev->button ) {
! 202: case Button1:
! 203: e.x = ev->x; e.y = ev->y;
! 204: draw_frame0(can->window,spos,e);
! 205: if(!busy
! 206: && can->mode != modeNO(INTERACTIVE)
! 207: && can->mode != modeNO(POLARPLOT)) plot_resize(can,spos,e);
! 208: break;
! 209: default:
! 210: break;
! 211: }
! 212: }
! 213:
! 214: void structure(Widget w,struct canvas *can,XEvent *ev)
! 215: {
! 216: switch ( ev->xany.type ) {
! 217: case Expose:
! 218: if ( !ev->xexpose.count )
! 219: redraw_canvas(can);
! 220: break;
! 221: case ConfigureNotify:
! 222: redraw_canvas(can); break;
! 223: default:
! 224: break;
! 225: }
! 226: }
! 227:
! 228: static int lindex;
! 229:
! 230: void lpress(Widget w,struct canvas *can,XButtonEvent *ev)
! 231: {
! 232: lindex = (can->height-ev->y)/(can->height/can->nzstep);
! 233: draw_level(can,lindex,hlGC);
! 234: }
! 235:
! 236: void jumpproc(Widget w,struct canvas *can,float *percent)
! 237: {
! 238: int index;
! 239:
! 240: index = can->nzstep * (1.0-*percent);
! 241: if ( index == lindex )
! 242: return;
! 243: if ( lindex >= 0 )
! 244: draw_level(can,lindex,drawGC);
! 245: lindex = index;
! 246: draw_level(can,lindex,hlGC);
! 247: }
! 248:
! 249: void jumpproc_m(Widget w,struct canvas *can,float *percent)
! 250: {
! 251: int index;
! 252:
! 253: index = can->nzstep * (1.0-*percent);
! 254: if ( index != lindex ) {
! 255: draw_level(can,lindex,drawGC);
! 256: draw_level(can,lindex,hlGC);
! 257: }
! 258: }
! 259:
! 260: void lrelease(Widget w,struct canvas *can,XButtonEvent *ev)
! 261: {
! 262: draw_level(can,lindex,drawGC); lindex = -1;
! 263: }
! 264:
! 265: void lrelease_m(Widget w,struct canvas *can,XButtonEvent *ev)
! 266: {
! 267: lindex = -1;
! 268: }
! 269:
! 270: void draw_level(struct canvas *can,int index,GC gc)
! 271: {
! 272: Pixmap pix;
! 273: struct pa *pa;
! 274: int i,len;
! 275: POINT *p;
! 276: Arg arg[2];
! 277: char buf[BUFSIZ];
! 278:
! 279: if ( busy || can->wide || index < 0 || index > can->nzstep )
! 280: return;
! 281: pix = can->pix; pa = &can->pa[index]; len = pa->length; p = pa->pos;
! 282: for ( i = 0; i < len; i++ )
! 283: XDrawPoint(display,pix,gc,p[i].x,p[i].y);
! 284: sprintf(buf,"level:%g",can->zmin+(can->zmax-can->zmin)*index/can->nzstep);
! 285: XtSetArg(arg[0],XtNlabel,buf); XtSetArg(arg[1],XtNwidth,LABELWIDTH);
! 286: XtSetValues(can->level,arg,2);
! 287: copy_to_canvas(can);
! 288: }
! 289:
! 290: void draw_frame(Window window,POINT spos,POINT opos,POINT epos)
! 291: {
! 292: if ( XC(opos) != XC(epos) || YC(opos) != YC(epos) )
! 293: draw_frame0(window,spos,opos);
! 294: draw_frame0(window,spos,epos);
! 295: }
! 296:
! 297: void draw_frame0(Window window,POINT spos,POINT epos)
! 298: {
! 299: int ulx,uly,w,h;
! 300:
! 301: ulx = MIN(XC(spos),XC(epos)); uly = MIN(YC(spos),YC(epos));
! 302: w = ABS(XC(spos)-XC(epos)); h = ABS(YC(spos)-YC(epos));
! 303: if ( !w || !h )
! 304: return;
! 305: XDrawRectangle(display,window,xorGC,ulx,uly,w,h);
! 306: XFlush(display);
! 307: }
! 308:
! 309: void draw_coord(struct canvas *can,POINT pos)
! 310: {
! 311: char buf[BUFSIZ];
! 312: Arg arg[2];
! 313: double x,y,xmin,ymax,dx,dy;
! 314:
! 315: if ( can->wide ) {
! 316: dx = 10*(can->xmax-can->xmin); dy = 10*(can->ymax-can->ymin);
! 317: xmin = (can->xmax+can->xmin-dx)/2;
! 318: ymax = (can->ymax+can->ymin+dy)/2;
! 319: } else {
! 320: dx = can->xmax-can->xmin; dy = can->ymax-can->ymin;
! 321: xmin = can->xmin; ymax = can->ymax;
! 322: }
! 323: x = xmin+XC(pos)*dx/can->width;
! 324: y = ymax-YC(pos)*dy/can->height;
! 325: sprintf(buf,"%s:%g",can->vx?can->vx->name:"horiz",x);
! 326: XtSetArg(arg[0],XtNlabel,buf); XtSetArg(arg[1],XtNwidth,LABELWIDTH);
! 327: XtSetValues(can->xcoord,arg,2);
! 328: sprintf(buf,"%s:%g",can->vy?can->vy->name:"vert",y);
! 329: XtSetArg(arg[0],XtNlabel,buf); XtSetArg(arg[1],XtNwidth,LABELWIDTH);
! 330: XtSetValues(can->ycoord,arg,2);
! 331: }
! 332:
! 333: void redraw_canvas(struct canvas *can)
! 334: {
! 335: if ( can->wide )
! 336: draw_wideframe(can);
! 337: else
! 338: copy_to_canvas(can);
! 339: }
! 340:
! 341: int search_canvas()
! 342: {
! 343: int i;
! 344:
! 345: for ( i = 0; i < MAXCANVAS; i++ )
! 346: if ( !canvas[i] ) {
! 347: canvas[i] = (struct canvas *)MALLOC(sizeof(struct canvas));
! 348: canvas[i]->index = i; return i;
! 349: }
! 350: return -1;
! 351: }
! 352:
! 353: int search_active_canvas()
! 354: {
! 355: int i;
! 356:
! 357: for ( i = 0; i < MAXCANVAS; i++ )
! 358: if ( canvas[i] )
! 359: return i;
! 360: return -1;
! 361: }
! 362:
! 363: void popup_canvas(int index)
! 364: {
! 365: clear_pixmap(canvas[index]);
! 366: XtPopup(canvas[index]->shell,XtGrabNone);
! 367: copy_to_canvas(canvas[index]);
! 368: }
! 369:
! 370: void destroy_canvas(Widget w,struct canvas *can,XtPointer calldata)
! 371: {
! 372: XtPopdown(can->shell);
! 373: /* XtDestroyWidget(can->shell); */
! 374: XFlush(display);
! 375: if ( can == current_can ) {
! 376: reset_busy(can); current_can = 0;
! 377: }
! 378: if ( closed_canvas[can->index] )
! 379: XtDestroyWidget(closed_canvas[can->index]->shell);
! 380: closed_canvas[can->index] = can;
! 381: canvas[can->index] = 0;
! 382: }
! 383:
! 384: void precise_canvas(Widget w,struct canvas *can,XtPointer calldata)
! 385: {
! 386: if ( can->precise )
! 387: can->precise = 0;
! 388: else
! 389: can->precise = 1;
! 390: }
! 391:
! 392: void wide_canvas(Widget w,struct canvas *can,XtPointer calldata)
! 393: {
! 394: if ( can->wide ) {
! 395: can->wide = 0; copy_to_canvas(can);
! 396: } else {
! 397: can->wide = 1; draw_wideframe(can);
! 398: }
! 399: }
! 400:
! 401: void noaxis_canvas(Widget w,struct canvas *can,XtPointer calldata)
! 402: {
! 403: if ( can->noaxis )
! 404: can->noaxis = 0;
! 405: else
! 406: can->noaxis = 1;
! 407: if ( can->wide )
! 408: draw_wideframe(can);
! 409: else
! 410: copy_to_canvas(can);
! 411: }
! 412:
! 413: void toggle_button(Widget w,int flag)
! 414: {
! 415: Arg arg[2];
! 416:
! 417: if ( flag ) {
! 418: XtSetArg(arg[0],XtNforeground,backPixel);
! 419: XtSetArg(arg[1],XtNbackground,forePixel);
! 420: } else {
! 421: XtSetArg(arg[0],XtNforeground,forePixel);
! 422: XtSetArg(arg[1],XtNbackground,backPixel);
! 423: }
! 424: XtSetValues(w,arg,2); XFlush(display);
! 425: }
! 426:
! 427: void draw_wideframe(struct canvas *can)
! 428: {
! 429: struct canvas fakecan;
! 430: double xmid,ymid,dx,dy;
! 431: POINT s,e;
! 432:
! 433: fakecan = *can;
! 434: dx = 10*(can->xmax-can->xmin); dy = 10*(can->ymax-can->ymin);
! 435: xmid = (can->xmax+can->xmin)/2; ymid = (can->ymax+can->ymin)/2;
! 436:
! 437: fakecan.xmin = xmid-dx/2; fakecan.xmax = xmid+dx/2;
! 438: fakecan.ymin = ymid-dy/2; fakecan.ymax = ymid+dy/2;
! 439:
! 440: XFillRectangle(display,can->window,clearGC,
! 441: 0,0,can->width,can->height);
! 442: pline(display,&fakecan,can->window);
! 443: XC(s) = can->width*9/20; YC(s) = can->height*9/20;
! 444: XC(e) = can->width*11/20; YC(e) = can->height*11/20;
! 445: draw_frame0(can->window,s,e);
! 446: }
! 447:
! 448: void create_popup(Widget parent,char *name,char *str,Widget *shell,Widget *dialog)
! 449: {
! 450: Arg arg[3];
! 451: Position x,y;
! 452:
! 453: XtTranslateCoords(parent,0,0,&x,&y);
! 454: XtSetArg(arg[0],XtNx,x); XtSetArg(arg[1],XtNy,y);
! 455: *shell = XtCreatePopupShell(name,transientShellWidgetClass,parent,arg,2);
! 456: XtSetArg(arg[0],XtNlabel,str);
! 457: *dialog = XtCreateManagedWidget("dialog",dialogWidgetClass,*shell,arg,1);
! 458: }
! 459:
! 460: void warning(struct canvas *can,char *s)
! 461: {
! 462: void popdown_warning();
! 463: Widget warnshell,warndialog;
! 464:
! 465: if ( !can->shell )
! 466: return;
! 467: create_popup(can->shell,"warning",s,&warnshell,&warndialog);
! 468: XawDialogAddButton(warndialog,"dismiss",popdown_warning,warnshell);
! 469: XtPopup(warnshell,XtGrabNone);
! 470: SetWM_Proto(warnshell);
! 471: }
! 472:
! 473: void popdown_warning(Widget w,XtPointer client,XtPointer call)
! 474: {
! 475: XtPopdown(client); XtDestroyWidget(client);
! 476: }
! 477:
! 478: void show_formula(Widget w,struct canvas *can,XtPointer calldata)
! 479: {
! 480: void popdown_formula();
! 481: Widget fshell,fdialog;
! 482: char buf[BUFSIZ];
! 483:
! 484: soutput_init(buf); sprintexpr(CO,(Obj)can->formula);
! 485: create_popup(can->shell,"formula",buf,&fshell,&fdialog);
! 486: XawDialogAddButton(fdialog,"dismiss",popdown_formula,w);
! 487: XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
! 488: SetWM_Proto(fshell);
! 489: }
! 490:
! 491: void popdown_formula(Widget w,Widget fbutton,XtPointer call)
! 492: {
! 493: Widget shell = XtParent(XtParent(w));
! 494: XtPopdown(shell); XtDestroyWidget(shell);
! 495: XtSetSensitive(fbutton,True);
! 496: }
! 497:
! 498: #define NormalSelection ButtonPressMask|ButtonReleaseMask|Button1MotionMask|Button3MotionMask|StructureNotifyMask| ExposureMask
! 499:
! 500: void create_canvas(struct canvas *can)
! 501: {
! 502: Widget box,frame,commands,
! 503: coords,quit,print,wide,precise,canvas,formula;
! 504: Window window;
! 505: Pixmap pix;
! 506: int width,height;
! 507: Arg arg[6];
! 508: char buf[BUFSIZ];
! 509:
! 510: XImage *image;
! 511:
! 512: width = can->width; height = can->height;
! 513:
! 514: sprintf(buf,"%s : %d", can->wname?can->wname:"Plot",can->index);
! 515: XtSetArg(arg[0],XtNiconName,buf);
! 516: can->shell =
! 517: XtCreatePopupShell("shell",topLevelShellWidgetClass,toplevel,arg,1);
! 518:
! 519: XtSetArg(arg[0],XtNhSpace,0);
! 520: XtSetArg(arg[1],XtNvSpace,0);
! 521: XtSetArg(arg[2],XtNborderWidth,0);
! 522: box = XtCreateManagedWidget("box",boxWidgetClass,can->shell,arg,3);
! 523:
! 524: frame = XtCreateManagedWidget("form",formWidgetClass,box,NULL,0);
! 525:
! 526: XtSetArg(arg[0],XtNorientation,XtorientHorizontal);
! 527: XtSetArg(arg[1],XtNborderWidth,0);
! 528: commands = XtCreateManagedWidget("commands",boxWidgetClass,frame,arg,2);
! 529:
! 530: quit = XtCreateManagedWidget("quit",commandWidgetClass,commands,NULL,0);
! 531: XtAddCallback(quit,XtNcallback,(XtCallbackProc)destroy_canvas,can);
! 532: print = XtCreateManagedWidget("print",commandWidgetClass,commands,NULL,0);
! 533: XtAddCallback(print,XtNcallback,(XtCallbackProc)print_canvas,can);
! 534: can->wideb = wide =
! 535: XtCreateManagedWidget("wide",toggleWidgetClass,commands,NULL,0);
! 536: XtAddCallback(wide,XtNcallback,(XtCallbackProc)wide_canvas,can);
! 537: can->preciseb = precise =
! 538: XtCreateManagedWidget("precise",toggleWidgetClass,commands,NULL,0);
! 539: XtAddCallback(precise,XtNcallback,(XtCallbackProc)precise_canvas,can);
! 540: formula =
! 541: XtCreateManagedWidget("formula",commandWidgetClass,commands,NULL,0);
! 542: XtAddCallback(formula,XtNcallback,(XtCallbackProc)show_formula,can);
! 543: can->noaxisb =
! 544: XtCreateManagedWidget("noaxis",toggleWidgetClass,commands,NULL,0);
! 545: XtAddCallback(can->noaxisb,XtNcallback,(XtCallbackProc)noaxis_canvas,can);
! 546:
! 547: XtSetArg(arg[0],XtNfromVert,commands);
! 548: XtSetArg(arg[1],XtNwidth,width);
! 549: XtSetArg(arg[2],XtNheight,height);
! 550: canvas = XtCreateManagedWidget("canvas",simpleWidgetClass,frame,arg,3);
! 551:
! 552: XtSetArg(arg[0],XtNfromVert,canvas);
! 553: XtSetArg(arg[1],XtNheight,5);
! 554: XtSetArg(arg[2],XtNwidth,width);
! 555: XtSetArg(arg[3],XtNorientation,XtorientHorizontal);
! 556: XtSetArg(arg[4],XtNsensitive,False);
! 557: can->xdone =
! 558: XtCreateManagedWidget("xdone",scrollbarWidgetClass,frame,arg,5);
! 559:
! 560: XtSetArg(arg[0],XtNfromHoriz,canvas);
! 561: XtSetArg(arg[1],XtNfromVert,commands);
! 562: XtSetArg(arg[2],XtNwidth,5);
! 563: XtSetArg(arg[3],XtNheight,height);
! 564: XtSetArg(arg[4],XtNorientation,XtorientVertical);
! 565: XtSetArg(arg[5],XtNsensitive,False);
! 566: can->ydone =
! 567: XtCreateManagedWidget("ydone",scrollbarWidgetClass,frame,arg,6);
! 568:
! 569: XtSetArg(arg[0],XtNfromVert,can->xdone);
! 570: XtSetArg(arg[1],XtNorientation,XtorientHorizontal);
! 571: XtSetArg(arg[2],XtNborderWidth,0);
! 572: coords = XtCreateManagedWidget("coords",boxWidgetClass,frame,arg,3);
! 573:
! 574: XtSetArg(arg[0],XtNwidth,LABELWIDTH);
! 575: can->xcoord = XtCreateManagedWidget("xcoord",labelWidgetClass,coords,arg,1);
! 576: XtSetArg(arg[0],XtNwidth,LABELWIDTH);
! 577: can->ycoord = XtCreateManagedWidget("ycoord",labelWidgetClass,coords,arg,1);
! 578:
! 579: XtAddEventHandler(canvas,ButtonPressMask,False,(XtEventHandler)press,can);
! 580: XtAddEventHandler(canvas,ButtonReleaseMask,False,(XtEventHandler)release,can);
! 581: XtAddEventHandler(canvas,Button1MotionMask,False,(XtEventHandler)motion,can);
! 582: XtAddEventHandler(canvas,Button3MotionMask,False,(XtEventHandler)motion,can);
! 583: XtAddEventHandler(canvas,StructureNotifyMask,False,(XtEventHandler)structure,can);
! 584: XtAddEventHandler(canvas,ExposureMask,False,(XtEventHandler)structure,can);
! 585:
! 586: if ( can->mode == modeNO(CONPLOT) ) {
! 587: XtSetArg(arg[0],XtNwidth,LABELWIDTH);
! 588: can->level = XtCreateManagedWidget("level",labelWidgetClass,
! 589: commands,arg,1);
! 590:
! 591: XtSetArg(arg[0],XtNsensitive,True);
! 592: XtSetValues(can->ydone,arg,1);
! 593: if ( depth >= 2 ) {
! 594: XtAddCallback(can->ydone,XtNjumpProc,(XtCallbackProc)jumpproc,can);
! 595: XtAddEventHandler(can->ydone,ButtonReleaseMask,False,(XtEventHandler)lrelease,can);
! 596: } else {
! 597: XtAddCallback(can->ydone,XtNjumpProc,(XtCallbackProc)jumpproc_m,can);
! 598: XtAddEventHandler(can->ydone,ButtonReleaseMask,False,(XtEventHandler)lrelease_m,can);
! 599: }
! 600: }
! 601: if ( can->mode != modeNO(IFPLOT) || !qpcheck((Obj)can->formula) )
! 602: XtSetSensitive(precise,False);
! 603: XtPopup(can->shell,XtGrabNone);
! 604: SetWM_Proto(can->shell);
! 605: window = can->window = XtWindow(canvas);
! 606: pix = can->pix = XCreatePixmap(display,window,width,height,depth);
! 607: XFillRectangle(display,pix,clearGC,0,0,width,height);
! 608: image = XGetImage(display, can->pix, 0, 0, can->width, can->height,
! 609: -1, ZPixmap);
! 610: BackPixel = XGetPixel(image,0,0);
! 611: XDefineCursor(display,window,normalcur);
! 612: XFlush(display);
! 613: current_can = can;
! 614: }
! 615:
! 616: void alloc_pixmap(struct canvas *can)
! 617: {
! 618: can->pix = XCreatePixmap(display,can->window,
! 619: can->width,can->height,depth);
! 620: XFillRectangle(display,can->pix,clearGC,0,0,can->width,can->height);
! 621: }
! 622:
! 623: static XrmOptionDescRec options[] = {
! 624: {"-upsidedown","*upsidedown",XrmoptionNoArg,"on"},
! 625: {"-reverse","*reverse",XrmoptionNoArg,"on"},
! 626: {"-fg","*foreground",XrmoptionSepArg,NULL},
! 627: {"-bg","*background",XrmoptionSepArg,NULL},
! 628: };
! 629:
! 630: #define offset(name) XtOffset(struct PlotResources *,name)
! 631:
! 632: static XtResource resources[] = {
! 633: {"upsidedown","UpsideDown",XtRBoolean,sizeof(Boolean),
! 634: offset(UpsideDown),XtRBoolean,&upsidedown},
! 635: {"reverse","Reverse",XtRBoolean,sizeof(Boolean),
! 636: offset(Reverse),XtRBoolean,&reverse},
! 637: {"foreground","Foreground",XtRString,sizeof(char *),
! 638: offset(ForeName),XtRString,NULL},
! 639: {"foreground","Foreground",XtRPixel,sizeof(Pixel),
! 640: offset(ForePixel),XtRPixel,(XtPointer)&forePixel},
! 641: {"background","Background",XtRString,sizeof(char *),
! 642: offset(BackName),XtRString,NULL},
! 643: {"background","Background",XtRPixel,sizeof(Pixel),
! 644: offset(BackPixel),XtRPixel,(XtPointer)&backPixel},
! 645: {"dash","Dash",XtRString,sizeof(char *),
! 646: offset(DashName),XtRString,NULL},
! 647: {"dash","Dash",XtRPixel,sizeof(Pixel),
! 648: offset(DashPixel),XtRPixel,(XtPointer)&dashPixel},
! 649: };
! 650:
! 651: static XtActionsRec actions_table[] = {
! 652: {"quit",Quit},
! 653: };
! 654:
! 655: static void Quit(Widget w, XEvent *ev, String *params,Cardinal *nparams)
! 656: {
! 657: XBell(XtDisplay(w),0);
! 658: }
! 659:
! 660: int init_plot_display(int argc,char **argv)
! 661: {
! 662: int ac;
! 663: char **av;
! 664: unsigned int tmp;
! 665:
! 666: for ( ac = argc, av = argv; ac; ac--, av++ )
! 667: if ( !strcmp(*av,"nox") )
! 668: return 0;
! 669: else if ( index(*av,':') )
! 670: dname = *av;
! 671: XtToolkitInitialize();
! 672: app_con = XtCreateApplicationContext();
! 673: XtAppAddActions(app_con,actions_table, XtNumber(actions_table));
! 674: display = XtOpenDisplay(app_con,dname,"plot","Plot",
! 675: options,XtNumber(options),&argc,argv);
! 676: if ( !display ) {
! 677: fprintf(stderr,"Can't open display\n");
! 678: return 0;
! 679: }
! 680: toplevel = XtAppCreateShell(0,"Plot",applicationShellWidgetClass,
! 681: display,0,0);
! 682:
! 683: forePixel = blackPixel; backPixel = whitePixel;
! 684: dashPixel = blackPixel;
! 685: XtGetApplicationResources(toplevel,&PlotResources,
! 686: resources,XtNumber(resources),NULL,0);
! 687: display = XtDisplay(toplevel);
! 688: scrn = DefaultScreen(display);
! 689: depth = DefaultDepth(display,scrn);
! 690: rootwin = RootWindow(display,scrn);
! 691:
! 692: /* for handling DELETE message */
! 693: wm_delete_window = XInternAtom(display,"WM_DELETE_WINDOW",False);
! 694: XtOverrideTranslations(toplevel,
! 695: XtParseTranslationTable("<Message>WM_PROTOCOLS: quit()"));
! 696:
! 697: if ( reverse ) {
! 698: tmp = forePixel; forePixel = backPixel; backPixel = tmp;
! 699: }
! 700:
! 701: create_gc();
! 702: create_font();
! 703: create_cursors();
! 704: return 1;
! 705: }
! 706:
! 707: static char *scalefont = "*-8-80-*";
! 708:
! 709: void create_font() {
! 710: Font sfid;
! 711:
! 712: sfid = XLoadFont(display,scalefont);
! 713: sffs = XQueryFont(display,sfid);
! 714: XSetFont(display,scaleGC,sfid);
! 715: }
! 716:
! 717: void create_gc() {
! 718: static XColor color = {0,0x0,0x0,0x0,DoRed|DoGreen|DoBlue,0};
! 719:
! 720: drawGC = XCreateGC(display,rootwin,0,NULL);
! 721: dashGC = XCreateGC(display,rootwin,0,NULL);
! 722: hlGC = XCreateGC(display,rootwin,0,NULL);
! 723: clearGC = XCreateGC(display,rootwin,0,NULL);
! 724: scaleGC = XCreateGC(display,rootwin,0,NULL);
! 725: xorGC = XCreateGC(display,rootwin,0,NULL);
! 726: colorGC = XCreateGC(display,rootwin,0,NULL);
! 727: cdrawGC = XCreateGC(display,rootwin,0,NULL);
! 728: XCopyGC(display,DefaultGC(display,scrn),(1L<<(GCLastBit+1))-1,drawGC);
! 729: XCopyGC(display,DefaultGC(display,scrn),(1L<<(GCLastBit+1))-1,dashGC);
! 730: XCopyGC(display,DefaultGC(display,scrn),(1L<<(GCLastBit+1))-1,clearGC);
! 731: XCopyGC(display,DefaultGC(display,scrn),(1L<<(GCLastBit+1))-1,scaleGC);
! 732: XCopyGC(display,DefaultGC(display,scrn),(1L<<(GCLastBit+1))-1,xorGC);
! 733: XCopyGC(display,DefaultGC(display,scrn),(1L<<(GCLastBit+1))-1,colorGC);
! 734: XCopyGC(display,DefaultGC(display,scrn),(1L<<(GCLastBit+1))-1,cdrawGC);
! 735: XSetForeground(display,drawGC,forePixel);
! 736: XSetForeground(display,scaleGC,forePixel);
! 737: XSetForeground(display,clearGC,backPixel);
! 738: XSetForeground(display,xorGC,forePixel^backPixel);
! 739: XSetFunction(display,xorGC,GXxor);
! 740: XSetForeground(display,dashGC,dashPixel);
! 741: XSetLineAttributes(display,dashGC,1,LineOnOffDash,CapButt,JoinRound);
! 742:
! 743: color.red = color.green = color.blue = 0xffff/2;
! 744: XAllocColor(display,DefaultColormap(display,scrn),&color);
! 745: XSetForeground(display,hlGC,color.pixel);
! 746: color.red = 0xffff; color.green = color.blue = 0;
! 747: XAllocColor(display,DefaultColormap(display,scrn),&color);
! 748: XSetForeground(display,colorGC,color.pixel);
! 749: }
! 750:
! 751: void set_drawcolor(unsigned int c)
! 752: {
! 753: XColor color = {0,0x0,0x0,0x0,DoRed|DoGreen|DoBlue,0};
! 754:
! 755: color.red = (c&0xff0000)>>8;
! 756: color.green = (c&0xff00);
! 757: color.blue = (c&0xff)<<8;
! 758: XAllocColor(display,DefaultColormap(display,scrn),&color);
! 759: XSetForeground(display,cdrawGC,color.pixel);
! 760: }
! 761:
! 762: void create_cursors() {
! 763: static XColor fg = {0, 0x0, 0x0, 0x0,DoRed|DoGreen|DoBlue,0};
! 764: static XColor bg = {0, 0xffff, 0xffff, 0xffff,DoRed|DoGreen|DoBlue,0};
! 765:
! 766: XAllocColor(display,DefaultColormap(display,scrn),&fg);
! 767: XAllocColor(display,DefaultColormap(display,scrn),&bg);
! 768: normalcur = create_cursor(h_bits,h_m_bits,h_width,h_height,
! 769: h_x_hot,h_y_hot,&fg,&bg);
! 770: runningcur = create_cursor(ht_bits,ht_m_bits,ht_width,ht_height,
! 771: ht_width/2,ht_height/2,&fg,&bg);
! 772: errorcur = create_cursor(m_bits,m_m_bits,m_width,m_height,
! 773: m_width/2,m_height/2,&fg,&bg);
! 774: }
! 775:
! 776: Cursor create_cursor(char *image,char *mask,int width,int height,int xhot,int yhot,XColor *fg,XColor *bg)
! 777: {
! 778: Pixmap ipix,mpix;
! 779:
! 780: ipix = XCreateBitmapFromData(display,rootwin,image,width,height);
! 781: mpix = XCreateBitmapFromData(display,rootwin,mask,width,height);
! 782: return XCreatePixmapCursor(display,ipix,mpix,fg,bg,xhot,yhot);
! 783: }
! 784:
! 785: void copy_to_canvas(struct canvas *can)
! 786: {
! 787: if ( display ) {
! 788: if ( can->color ) {
! 789: set_drawcolor(can->color);
! 790: XCopyArea(display,can->pix,can->window,
! 791: cdrawGC,0,0,can->width,can->height,0,0);
! 792: } else
! 793: XCopyArea(display,can->pix,can->window,
! 794: drawGC,0,0,can->width,can->height,0,0);
! 795: pline(display,can,can->window);
! 796: XFlush(display);
! 797: }
! 798: }
! 799:
! 800: void copy_subimage(struct canvas *subcan,struct canvas *can,XPoint pos)
! 801: {
! 802: if ( display ) {
! 803: XCopyArea(display,subcan->pix,can->pix,
! 804: drawGC,0,0,subcan->width,subcan->height,pos.x,pos.y);
! 805: XFlush(display);
! 806: }
! 807: }
! 808:
! 809: #include <signal.h>
! 810: #include <fcntl.h>
! 811:
! 812: void set_selection() {
! 813: if ( current_can ) {
! 814: XSelectInput(display,current_can->window,0);
! 815: XFlush(display);
! 816: }
! 817: }
! 818:
! 819: void reset_selection() {
! 820: if ( current_can ) {
! 821: XSelectInput(display,current_can->window,NormalSelection);
! 822: XFlush(display);
! 823: }
! 824: }
! 825:
! 826: void set_busy(struct canvas *can)
! 827: {
! 828: busy = 1;
! 829: XtSetSensitive(can->wideb,False);
! 830: XtSetSensitive(can->preciseb,False);
! 831: XtSetSensitive(can->noaxisb,False);
! 832: XFlush(display);
! 833: }
! 834:
! 835: void reset_busy(struct canvas *can)
! 836: {
! 837: busy = 0;
! 838: if ( can->window ) {
! 839: XtSetSensitive(can->wideb,True);
! 840: XtSetSensitive(can->noaxisb,True);
! 841: if ( can->mode == modeNO(IFPLOT) && qpcheck((Obj)can->formula) )
! 842: XtSetSensitive(can->preciseb,True);
! 843: XFlush(display);
! 844: }
! 845: }
! 846:
! 847: void reset_current_computation()
! 848: {
! 849: if ( current_can ) {
! 850: reset_selection(); reset_busy(current_can);
! 851: define_cursor(current_can->window,normalcur);
! 852: }
! 853: }
! 854:
! 855: static struct canvas *Can;
! 856: /* void print_canvas(Widget w,struct canvas *can, XtPointer calldata); */
! 857: static void output_to_file(Widget , XtPointer, XtPointer );
! 858: static void output_to_ps_printer(Widget , XtPointer, XtPointer );
! 859: static void cancel_output_to_file(Widget , XtPointer,XtPointer);
! 860: static void generate_psfile(struct canvas *can, FILE *fp);
! 861: static void set_printing_method(Widget,XtPointer,XtPointer);
! 862: static void method_is_not_available();
! 863: static Widget PrintDialog;
! 864: static Widget PrintDialog_lp;
! 865: static Widget W;
! 866: static char *Fname = NULL;
! 867: static char *PrinterName = NULL;
! 868: #define PRINTING_METHOD_BITMAP 0
! 869: #define PRINTING_METHOD_VECTOR 1
! 870: static int PrintingMethod = PRINTING_METHOD_BITMAP;
! 871: static String Printing_methods[]={
! 872: "bitMap","vector",
! 873: };
! 874: static int N_printing_methods = 2;
! 875:
! 876: /*
! 877: static Widget create_printing_method_bar(Widget parent) {
! 878: Widget panel, button;
! 879: int i,n;
! 880: Arg wargs[1];
! 881: panel = XtCreateManagedWidget("printing methods",panedWidgetClass,
! 882: parent,NULL,0);
! 883: for (i=0; i<N_printing_methods; i++) {
! 884: button = XtCreateManagedWidget(Printing_methods[i],menuButtonWidgetClass,
! 885: panel,NULL,0);
! 886: fprintf(stderr,"button=%x\n",(int) button);
! 887: XtAddCallback(button,XtNcallback,set_printing_method,(XtPointer) i);
! 888: }
! 889: return(panel);
! 890: }
! 891: */
! 892:
! 893:
! 894: static void print_canvas(Widget w,struct canvas *can,XtPointer calldata)
! 895: {
! 896: Widget fshell,fdialog;
! 897: extern struct canvas *Can;
! 898: extern Widget W;
! 899:
! 900: W = w;
! 901: Can = can;
! 902: create_popup(can->shell,"Print/Output PS file","",&fshell,&fdialog);
! 903: XawDialogAddButton(fdialog,"print",(XtCallbackProc)output_to_printer,w);
! 904: XawDialogAddButton(fdialog,"output PS file",(XtCallbackProc)print_canvas_to_file,w);
! 905: XawDialogAddButton(fdialog,"method",(XtCallbackProc)printing_method,w);
! 906: XawDialogAddButton(fdialog,"dismiss",(XtCallbackProc)cancel_output_to_file,w);
! 907: XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
! 908: SetWM_Proto(fshell);
! 909: }
! 910:
! 911: static void set_printing_method(Widget w,XtPointer number,XtPointer call_data)
! 912: {
! 913: Widget shell;
! 914: extern int PrintingMethod;
! 915: PrintingMethod = (long) number;
! 916: fprintf(stderr,"PrintingMethod=%d\n",(long)number);
! 917: shell = XtParent(XtParent(w));
! 918: XtPopdown(shell); XtDestroyWidget(shell);
! 919: }
! 920:
! 921: static void printing_method(Widget w,struct canvas *can,XtPointer calldata)
! 922: {
! 923: Arg arg[10];
! 924: int i,n;
! 925: Widget fshell,fdialog;
! 926: extern struct canvas *Can;
! 927: extern int PrintingMethod;
! 928:
! 929: w = W;
! 930: can = Can;
! 931: create_popup(can->shell,"Printing method",Printing_methods[PrintingMethod],
! 932: &fshell,&fdialog);
! 933: n = 0;
! 934: XtSetArg(arg[n], XtNlabel, "Method: "); n++;
! 935: XtSetArg(arg[n], XtNvalue, Printing_methods[PrintingMethod]); n++;
! 936: XtSetValues(fdialog,arg,n);
! 937: for (i=0; i<N_printing_methods; i++) {
! 938: XawDialogAddButton(
! 939: fdialog,Printing_methods[i],set_printing_method,(XtPointer)((long)i));
! 940: }
! 941: XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
! 942: SetWM_Proto(fshell);
! 943: }
! 944:
! 945: static void print_canvas_to_file(Widget w,struct canvas *can,XtPointer calldata)
! 946: {
! 947: Arg arg[10];
! 948: int n;
! 949: static char *psfile = NULL;
! 950: Widget fshell,fdialog;
! 951: extern struct canvas *Can;
! 952: extern Widget PrintDialog;
! 953: extern char *Fname;
! 954:
! 955: w = W;
! 956: can = Can;
! 957: if (psfile == NULL || Fname == NULL) psfile = "ox_plot.eps";
! 958: else psfile = Fname;
! 959: create_popup(can->shell,"Output as PS file",psfile,&fshell,&fdialog);
! 960: n = 0;
! 961: XtSetArg(arg[n], XtNlabel, "File : "); n++;
! 962: XtSetArg(arg[n], XtNvalue, psfile); n++;
! 963: XtSetValues(fdialog,arg,n);
! 964: XawDialogAddButton(fdialog,"output to file",output_to_file,w);
! 965: XawDialogAddButton(fdialog,"cancel",cancel_output_to_file,w);
! 966: PrintDialog = fdialog;
! 967: XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
! 968: SetWM_Proto(fshell);
! 969: }
! 970:
! 971: static void output_to_printer(Widget w,struct canvas *can,XtPointer calldata)
! 972: {
! 973: Arg arg[10];
! 974: int n;
! 975: static char *psfile = NULL;
! 976: Widget fshell,fdialog;
! 977: extern struct canvas *Can;
! 978: extern Widget PrintDialog_lp;
! 979: extern char *PrinterName;
! 980:
! 981: w = W;
! 982: can = Can;
! 983: if (psfile == NULL || PrinterName == NULL) psfile = "lp";
! 984: else psfile = PrinterName;
! 985: create_popup(can->shell,"Output PS file to printer",psfile,&fshell,&fdialog);
! 986: n = 0;
! 987: XtSetArg(arg[n], XtNlabel, "PS Printer Name : "); n++;
! 988: XtSetArg(arg[n], XtNvalue, psfile); n++;
! 989: XtSetValues(fdialog,arg,n);
! 990: XawDialogAddButton(fdialog,"output to PS printer",output_to_ps_printer,w);
! 991: XawDialogAddButton(fdialog,"cancel",cancel_output_to_file,w);
! 992: PrintDialog_lp = fdialog;
! 993: XtSetSensitive(w,False); XtPopup(fshell,XtGrabNone);
! 994: SetWM_Proto(fshell);
! 995: }
! 996:
! 997: static void cancel_output_to_file(Widget w,XtPointer fbutton,XtPointer call)
! 998: {
! 999: Widget shell = XtParent(XtParent(w));
! 1000: XtPopdown(shell); XtDestroyWidget(shell);
! 1001: XtSetSensitive(fbutton,True);
! 1002: }
! 1003:
! 1004: static void output_to_file(Widget w,XtPointer fbutton,XtPointer call)
! 1005: {
! 1006: char *fname;
! 1007: FILE *fp;
! 1008: int i;
! 1009:
! 1010: extern struct canvas *Can;
! 1011: extern Widget PrintDialog;
! 1012: extern int PrintingMethod;
! 1013: Widget shell = XtParent(XtParent(w));
! 1014:
! 1015: if (PrintingMethod == PRINTING_METHOD_BITMAP) {
! 1016: TODO;
! 1017: }else{
! 1018: method_is_not_available();
! 1019: XtPopdown(shell); XtDestroyWidget(shell);
! 1020: XtSetSensitive(fbutton,True);
! 1021: return;
! 1022: }
! 1023:
! 1024: fname = XawDialogGetValueString(PrintDialog);
! 1025: Fname = (char *)malloc(sizeof(char)*strlen(fname)+1);
! 1026: strcpy(Fname,fname);
! 1027: for (i=0; i<strlen(Fname); i++) {
! 1028: if (Fname[i] == 0xd || Fname[i] == 0xa) {
! 1029: Fname[i] = 0; break;
! 1030: }
! 1031: }
! 1032: fprintf(stderr,"fname=%s\n",Fname); fflush(NULL);
! 1033: fp = fopen(Fname,"w");
! 1034: if (fp == NULL) {
! 1035: warning(Can,"Could not open the output file.");
! 1036: }else{
! 1037: generate_psfile(Can,fp);
! 1038: fclose(fp);
! 1039: }
! 1040:
! 1041: XtPopdown(shell); XtDestroyWidget(shell);
! 1042: XtSetSensitive(fbutton,True);
! 1043: }
! 1044:
! 1045: static void output_to_ps_printer(Widget w, XtPointer fbutton, XtPointer call)
! 1046: {
! 1047: char *printerName;
! 1048: FILE *fp;
! 1049: extern struct canvas *Can;
! 1050: extern Widget PrintDialog_lp;
! 1051: char fname[256];
! 1052: char cmd[512];
! 1053: static int id = 0;
! 1054: int i;
! 1055: Widget shell = XtParent(XtParent(w));
! 1056:
! 1057: if (PrintingMethod == PRINTING_METHOD_BITMAP) {
! 1058: }else{
! 1059: method_is_not_available();
! 1060: XtPopdown(shell); XtDestroyWidget(shell);
! 1061: XtSetSensitive(fbutton,True);
! 1062: return;
! 1063: }
! 1064:
! 1065: sprintf(fname,"/tmp/ox_plot_%d_%d.eps",(int) getpid(),id++);
! 1066:
! 1067: printerName = XawDialogGetValueString(PrintDialog_lp);
! 1068: PrinterName = (char *)malloc(sizeof(char)*strlen(printerName)+1);
! 1069: strcpy(PrinterName,printerName);
! 1070: for (i=0; i<strlen(PrinterName); i++) {
! 1071: if (PrinterName[i] == 0xd || PrinterName[i] == 0xa) {
! 1072: PrinterName[i] = 0; break;
! 1073: }
! 1074: }
! 1075: fprintf(stderr,"printerName=%s\n",PrinterName); fflush(NULL);
! 1076: fp = fopen(fname,"w");
! 1077: if (fp == NULL) {
! 1078: warning(Can,"Could not open the output file.");
! 1079: }else{
! 1080: generate_psfile(Can,fp);
! 1081: fclose(fp);
! 1082: }
! 1083:
! 1084: sprintf(cmd,"lpr -P%s %s",PrinterName,fname);
! 1085: if (system(cmd)) {
! 1086: warning(Can,"Unknown printer?");
! 1087: }
! 1088: sprintf(cmd,"rm -f %s",fname);
! 1089: system(cmd);
! 1090: XtPopdown(shell); XtDestroyWidget(shell);
! 1091: XtSetSensitive(fbutton,True);
! 1092: }
! 1093:
! 1094: /* test sequence
! 1095: ox_launch(0,"ox_plot");
! 1096: ifplot(x^2-y^3);
! 1097: drawcircle(0,0,100,0xff000,0);
! 1098: */
! 1099: static void generate_psfile(struct canvas *can, FILE *fp)
! 1100: {
! 1101: XImage *image;
! 1102: int color[1];
! 1103: extern int PrintingMethod;
! 1104:
! 1105: fprintf(stderr,"generate_psfile\n");
! 1106: if (PrintingMethod == PRINTING_METHOD_BITMAP) {
! 1107: if ( display ) {
! 1108: fprintf(stderr,"generate_psfile: output to a file.\n");
! 1109: image = XGetImage(display,can->pix,
! 1110: 0,0,can->width,can->height,-1,ZPixmap);
! 1111: color[0] = 0; /* black line */
! 1112: PSFromImage(fp,image,can);
! 1113: }else{
! 1114: fprintf(stderr,"Cannot print on this system\n");
! 1115: }
! 1116: }else{
! 1117: method_is_not_available();
! 1118: }
! 1119: fflush(NULL);
! 1120: }
! 1121:
! 1122: static void method_is_not_available() {
! 1123: char *m;
! 1124: #define MSG1 "Printing method \""
! 1125: #define MSG2 "\" is not available for this picture."
! 1126: m = (char *)malloc(strlen(MSG1)+strlen(MSG2)+strlen(Printing_methods[PrintingMethod])+1);
! 1127: strcpy(m,MSG1);
! 1128: strcat(m,Printing_methods[PrintingMethod]);
! 1129: strcat(m,MSG2);
! 1130: warning(Can,m);
! 1131: }
! 1132:
! 1133: void clear_pixmap(struct canvas *can)
! 1134: {
! 1135: XFillRectangle(display,can->pix,clearGC,0,0,can->width,can->height);
! 1136: XFlush(display);
! 1137: }
! 1138:
! 1139: #if 0
! 1140: /*
! 1141: The following functions are used to generate color postscript file.
! 1142: */
! 1143: /* In order to count colorSize, binary tree (sm_btree) is used. */
! 1144: static struct sm_btree *sm_newNode(unsigned long v);
! 1145: static void sm_insert(struct sm_btree *node,unsigned long v);
! 1146: static int sm_count(struct sm_btree *rootp);
! 1147: static int getColorSizeOfImageForPS(int xsize,int ysize,XImage *image,
! 1148: struct xcolorForPS **tableOfxcolorForPS);
! 1149:
! 1150: struct sm_btree {
! 1151: unsigned long p;
! 1152: struct sm_btree * left;
! 1153: struct sm_btree * right;
! 1154: };
! 1155:
! 1156: static struct sm_btree *sm_newNode(unsigned long v) {
! 1157: struct sm_btree * n;
! 1158: n = (struct sm_btree *)MALLOC(sizeof(struct sm_btree));
! 1159: if (n == NULL) { fprintf(stderr,"No more memory.\n"); exit(10); }
! 1160: n->p = v;
! 1161: n->left = NULL;
! 1162: n->right = NULL;
! 1163: return n;
! 1164: }
! 1165:
! 1166: static void sm_insert(struct sm_btree *node,unsigned long v)
! 1167: {
! 1168: if (node->p == v) return;
! 1169: if (node->p > v) {
! 1170: if (node->left == NULL) {
! 1171: node->left = sm_newNode(v);
! 1172: return;
! 1173: }
! 1174: sm_insert(node->left,v);
! 1175: }
! 1176: if (node->p < v) {
! 1177: if (node->right == NULL) {
! 1178: node->right = sm_newNode(v);
! 1179: return;
! 1180: }
! 1181: sm_insert(node->right,v);
! 1182: }
! 1183: }
! 1184:
! 1185:
! 1186: static int sm_count(struct sm_btree *rootp)
! 1187: {
! 1188: if (rootp == NULL) return 0;
! 1189: return (1+sm_count(rootp->left)+sm_count(rootp->right));
! 1190: }
! 1191:
! 1192: static int setTableOfxcolorForPS(struct sm_btree *rootp,
! 1193: struct xcolorForPS *table,int k,int size)
! 1194: {
! 1195: int m;
! 1196: m = k;
! 1197: if (rootp == NULL) return 0;
! 1198: if (k >= size) {
! 1199: warning(Can,"internal error of setTableOfxcolorForPS");
! 1200: }
! 1201: if (rootp->left != NULL) {
! 1202: m = setTableOfxcolorForPS(rootp->left,table,k,size);
! 1203: }
! 1204:
! 1205: (table[m]).pixel = rootp->p;
! 1206: m++;
! 1207: if (rootp->right != NULL) {
! 1208: m = setTableOfxcolorForPS(rootp->right,table,m,size);
! 1209: }
! 1210: return m;
! 1211: }
! 1212:
! 1213: static int getColorSizeOfImageForPS(int xsize,int ysize,XImage *image,
! 1214: struct xcolorForPS **tableOfxcolorForPS)
! 1215: {
! 1216: int x,y;
! 1217: int size;
! 1218: struct sm_btree root;
! 1219: struct xcolorForPS *table;
! 1220: XStandardColormap scm;
! 1221: Colormap cm;
! 1222: XColor color;
! 1223: XColor white;
! 1224: int screen,i;
! 1225:
! 1226: root.p = 0;
! 1227: root.left = NULL; root.right=NULL;
! 1228: /* get color size */
! 1229: for (x=0; x<xsize; x++) {
! 1230: for (y=0; y<ysize; y++) {
! 1231: sm_insert(&root,XGetPixel(image,x,y));
! 1232: }
! 1233: }
! 1234: size=sm_count(&root);
! 1235:
! 1236: table = (struct xcolorForPS *)MALLOC((size+1)*sizeof(struct xcolorForPS));
! 1237: if (table == NULL) {
! 1238: fprintf(stderr,"No more memory in getColorSizeOfImageForPS.\n");
! 1239: return 0;
! 1240: }
! 1241: /* Set rgb values standing for the pixel values.
! 1242: */
! 1243: if (setTableOfxcolorForPS(&root,table,0,size) != size) {
! 1244: warning(Can,"internal error.");
! 1245: return 0;
! 1246: }
! 1247:
! 1248: screen = DefaultScreen(display);
! 1249: cm = DefaultColormap(display,screen);
! 1250: /* BUG: it does not work.
! 1251: if (!XGetStandardColormap(display,RootWindow(display,DefaultScreen(display)),&scm,XA_RGB_DEFAULT_MAP)) {
! 1252: warning(Can,"failed to open the X Standard Colormap.");
! 1253: scm.red_max = 0xffff;
! 1254: scm.green_max = 0xffff;
! 1255: scm.blue_max = 0xffff;
! 1256: }
! 1257: */
! 1258: /* Set by hand. */
! 1259: scm.red_max = 0xffff;
! 1260: scm.green_max = 0xffff;
! 1261: scm.blue_max = 0xffff;
! 1262: XParseColor(display,cm,"White",&white);
! 1263: for (i=0; i<size; i++) {
! 1264: color.pixel=(table[i]).pixel;
! 1265: /*
! 1266: {
! 1267: char s[254];
! 1268: sprintf(s,"%ld",color.pixel);
! 1269: warning(Can,s);
! 1270: }
! 1271: */
! 1272: XQueryColor(display,cm,&color);
! 1273: (table[i]).r = ((double) color.red)/((double) scm.red_max);
! 1274: (table[i]).g = ((double) color.green)/((double) scm.green_max);
! 1275: (table[i]).b = ((double) color.blue)/((double) scm.blue_max);
! 1276: if ((table[i]).r > 1.0) (table[i]).r = 1.0;
! 1277: if ((table[i]).g > 1.0) (table[i]).g = 1.0;
! 1278: if ((table[i]).b > 1.0) (table[i]).b = 1.0;
! 1279: if (color.red == white.red && color.green == white.green
! 1280: && color.blue == white.blue) {
! 1281: (table[i]).print = 0;
! 1282: }else{
! 1283: (table[i]).print = 1;
! 1284: }
! 1285: }
! 1286:
! 1287: *tableOfxcolorForPS = table;
! 1288: return size;
! 1289: }
! 1290: #endif
! 1291:
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