git.sur5r.net Git - glabels/blob - glabels2/src/print-op.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */
   2
   3 /*
   4  *  (GLABELS) Label and Business Card Creation program for GNOME
   5  *
   6  *  print-op.c:  Print operation module
   7  *
   8  *  Copyright (C) 2001-2007  Jim Evins <evins@snaught.com>.
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License as published by
  12  *  the Free Software Foundation; either version 2 of the License, or
  13  *  (at your option) any later version.
  14  *
  15  *  This program is distributed in the hope that it will be useful,
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *  GNU General Public License for more details.
  19  *
  20  *  You should have received a copy of the GNU General Public License
  21  *  along with this program; if not, write to the Free Software
  22  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  23  */
  24 #include <config.h>
  25
  26 #include "print-op.h"
  27
  28 #include <glib/gi18n.h>
  29 #include <glade/glade-xml.h>
  30 #include <math.h>
  31 #include <time.h>
  32 #include <ctype.h>
  33 #include <gtk/gtktogglebutton.h>
  34
  35 #include <libglabels/db.h>
  36 #include "print.h"
  37 #include "label.h"
  38
  39 #include "wdgt-print-copies.h"
  40 #include "wdgt-print-merge.h"
  41
  42 #include "debug.h"
  43
  44 /*===========================================*/
  45 /* Private data types                        */
  46 /*===========================================*/
  47
  48 struct _glPrintOpPrivate {
  49
  50         glLabel   *label;
  51
  52         GtkWidget *simple_frame;
  53         GtkWidget *copies_vbox;
  54         GtkWidget *copies;
  55
  56         GtkWidget *merge_frame;
  57         GtkWidget *prmerge_vbox;
  58         GtkWidget *prmerge;
  59
  60         GtkWidget *outline_check;
  61         GtkWidget *reverse_check;
  62         GtkWidget *crop_marks_check;
  63
  64         gboolean   force_outline_flag;
  65
  66         gchar     *filename;
  67
  68         gboolean   outline_flag;
  69         gboolean   reverse_flag;
  70         gboolean   crop_marks_flag;
  71         gboolean   merge_flag;
  72         gboolean   collate_flag;
  73
  74         gint       first;
  75         gint       last;
  76         gint       n_sheets;
  77         gint       n_copies;
  78
  79         glPrintState state;
  80 };
  81
  82 struct _glPrintOpSettings
  83 {
  84
  85         GtkPrintSettings *gtk_settings;
  86
  87         gboolean          outline_flag;
  88         gboolean          reverse_flag;
  89         gboolean          crop_marks_flag;
  90         gboolean          collate_flag;
  91
  92         gint              first;
  93         gint              last;
  94         gint              n_sheets;
  95         gint              n_copies;
  96
  97 };
  98
  99
 100 /*===========================================*/
 101 /* Private globals                           */
 102 /*===========================================*/
 103
 104 /*===========================================*/
 105 /* Local function prototypes                 */
 106 /*===========================================*/
 107
 108 static void     gl_print_op_finalize      (GObject            *object);
 109
 110 static void     gl_print_op_construct       (glPrintOp          *op,
 111                                              glLabel            *label);
 112
 113 static void     gl_print_op_construct_batch (glPrintOp          *op,
 114                                              glLabel            *label,
 115                                              gchar              *filename,
 116                                              gint                n_sheets,
 117                                              gint                n_copies,
 118                                              gint                first,
 119                                              gboolean            outline_flag,
 120                                              gboolean            reverse_flag,
 121                                              gboolean            crop_marks_flag);
 122
 123
 124 static void     set_page_size                 (glPrintOp         *op,
 125                                                glLabel           *label);
 126
 127 static GObject *create_custom_widget_cb       (GtkPrintOperation *operation,
 128                                                gpointer           user_data);
 129
 130 static void     custom_widget_apply_cb        (GtkPrintOperation *operation,
 131                                                GtkWidget         *widget,
 132                                                gpointer           user_data);
 133
 134 static void     begin_print_cb                (GtkPrintOperation *operation,
 135                                                GtkPrintContext   *context,
 136                                                gpointer           user_data);
 137
 138 static void     draw_page_cb                  (GtkPrintOperation *operation,
 139                                                GtkPrintContext   *context,
 140                                                int                page_nr,
 141                                                gpointer           user_data);
 142
 143
 144
 145 \f
 146 /*****************************************************************************/
 147 /* Boilerplate object stuff.                                                 */
 148 /*****************************************************************************/
 149 G_DEFINE_TYPE (glPrintOp, gl_print_op, GTK_TYPE_PRINT_OPERATION);
 150
 151 static void
 152 gl_print_op_class_init (glPrintOpClass *class)
 153 {
 154         GObjectClass           *object_class = G_OBJECT_CLASS (class);
 155
 156         gl_debug (DEBUG_PRINT, "");
 157
 158         gl_print_op_parent_class = g_type_class_peek_parent (class);
 159
 160         object_class->finalize = gl_print_op_finalize;
 161 }
 162
 163 static void
 164 gl_print_op_init (glPrintOp *op)
 165 {
 166         gl_debug (DEBUG_PRINT, "");
 167
 168         gtk_print_operation_set_use_full_page (GTK_PRINT_OPERATION (op), TRUE);
 169
 170         gtk_print_operation_set_unit (GTK_PRINT_OPERATION (op), GTK_UNIT_POINTS);
 171
 172         op->priv = g_new0 (glPrintOpPrivate, 1);
 173
 174 }
 175
 176 static void
 177 gl_print_op_finalize (GObject *object)
 178 {
 179         glPrintOp* op = GL_PRINT_OP (object);
 180
 181         gl_debug (DEBUG_PRINT, "");
 182
 183         g_return_if_fail (object != NULL);
 184         g_return_if_fail (GL_IS_PRINT_OP (op));
 185         g_return_if_fail (op->priv != NULL);
 186
 187         if (op->priv->label) {
 188                 g_object_unref (G_OBJECT(op->priv->label));
 189         }
 190         g_free (op->priv->filename);
 191         g_free (op->priv);
 192
 193         G_OBJECT_CLASS (gl_print_op_parent_class)->finalize (object);
 194
 195         g_free (op->priv);
 196 }
 197
 198 /*****************************************************************************/
 199 /* NEW print op.                                                         */
 200 /*****************************************************************************/
 201 glPrintOp *
 202 gl_print_op_new (glLabel      *label)
 203 {
 204         glPrintOp *op;
 205
 206         gl_debug (DEBUG_PRINT, "");
 207
 208         op = GL_PRINT_OP (g_object_new (GL_TYPE_PRINT_OP, NULL));
 209
 210         gl_print_op_construct (GL_PRINT_OP(op), label);
 211
 212         return op;
 213 }
 214
 215 /*--------------------------------------------------------------------------*/
 216 /* PRIVATE.  Construct op.                                              */
 217 /*--------------------------------------------------------------------------*/
 218 static void
 219 gl_print_op_construct (glPrintOp      *op,
 220                        glLabel        *label)
 221 {
 222         const lglTemplateFrame *frame;
 223
 224         op->priv->label              = label;
 225         op->priv->force_outline_flag = FALSE;
 226
 227         frame = (lglTemplateFrame *)label->template->frames->data;
 228
 229         op->priv->n_sheets           = 1;
 230         op->priv->first              = 1;
 231         op->priv->last               = lgl_template_frame_get_n_labels (frame);
 232         op->priv->n_copies           = 1;
 233
 234         set_page_size (op, label);
 235
 236         gtk_print_operation_set_custom_tab_label ( GTK_PRINT_OPERATION (op),
 237                                                    _("Labels"));
 238
 239         g_signal_connect (G_OBJECT (op), "create-custom-widget",
 240                           G_CALLBACK (create_custom_widget_cb), label);
 241
 242         g_signal_connect (G_OBJECT (op), "custom-widget-apply",
 243                           G_CALLBACK (custom_widget_apply_cb), label);
 244
 245         g_signal_connect (G_OBJECT (op), "begin-print",
 246                           G_CALLBACK (begin_print_cb), label);
 247
 248         g_signal_connect (G_OBJECT (op), "draw-page",
 249                           G_CALLBACK (draw_page_cb), label);
 250 }
 251
 252 /*****************************************************************************/
 253 /* NEW batch print operation.                                                */
 254 /*****************************************************************************/
 255 glPrintOp *
 256 gl_print_op_new_batch (glLabel       *label,
 257                        gchar         *filename,
 258                        gint           n_sheets,
 259                        gint           n_copies,
 260                        gint           first,
 261                        gboolean       outline_flag,
 262                        gboolean       reverse_flag,
 263                        gboolean       crop_marks_flag)
 264 {
 265         glPrintOp *op;
 266
 267         gl_debug (DEBUG_PRINT, "");
 268
 269         op = GL_PRINT_OP (g_object_new (GL_TYPE_PRINT_OP, NULL));
 270
 271         gl_print_op_construct_batch (GL_PRINT_OP(op),
 272                                          label,
 273                                          filename,
 274                                          n_sheets,
 275                                          n_copies,
 276                                          first,
 277                                          outline_flag,
 278                                          reverse_flag,
 279                                          crop_marks_flag);
 280
 281         return op;
 282 }
 283
 284 /*****************************************************************************/
 285 /* Get print operation settings.                                             */
 286 /*****************************************************************************/
 287 glPrintOpSettings *
 288 gl_print_op_get_settings (glPrintOp         *print_op)
 289 {
 290         glPrintOpSettings *settings;
 291
 292         settings = g_new0 (glPrintOpSettings, 1);
 293
 294         if ( settings )
 295         {
 296                 settings->gtk_settings =
 297                         gtk_print_operation_get_print_settings (GTK_PRINT_OPERATION (print_op));
 298
 299                 settings->outline_flag     = print_op->priv->outline_flag;
 300                 settings->reverse_flag     = print_op->priv->reverse_flag;
 301                 settings->crop_marks_flag  = print_op->priv->crop_marks_flag;
 302                 settings->collate_flag     = print_op->priv->collate_flag;
 303
 304                 settings->first            = print_op->priv->first;
 305                 settings->last             = print_op->priv->last;
 306                 settings->n_sheets         = print_op->priv->n_sheets;
 307                 settings->n_copies         = print_op->priv->n_copies;
 308         }
 309
 310         return settings;
 311 }
 312
 313 /*****************************************************************************/
 314 /* Set print operation settings.                                             */
 315 /*****************************************************************************/
 316 void
 317 gl_print_op_set_settings (glPrintOp         *print_op,
 318                           glPrintOpSettings *settings)
 319 {
 320
 321         if ( settings )
 322         {
 323                 gtk_print_operation_set_print_settings (GTK_PRINT_OPERATION (print_op),
 324                                                         settings->gtk_settings);
 325
 326                 print_op->priv->outline_flag     = settings->outline_flag;
 327                 print_op->priv->reverse_flag     = settings->reverse_flag;
 328                 print_op->priv->crop_marks_flag  = settings->crop_marks_flag;
 329                 print_op->priv->collate_flag     = settings->collate_flag;
 330
 331                 print_op->priv->first            = settings->first;
 332                 print_op->priv->last             = settings->last;
 333                 print_op->priv->n_sheets         = settings->n_sheets;
 334                 print_op->priv->n_copies         = settings->n_copies;
 335         }
 336
 337  }
 338
 339 /*****************************************************************************/
 340 /* Free print operation settings structure.                                  */
 341 /*****************************************************************************/
 342 void
 343 gl_print_op_free_settings(glPrintOpSettings *settings)
 344 {
 345
 346         if ( settings )
 347         {
 348                 if ( settings->gtk_settings )
 349                 {
 350                         g_object_unref (settings->gtk_settings);
 351                 }
 352
 353                 g_free (settings);
 354         }
 355 }
 356
 357 /*--------------------------------------------------------------------------*/
 358 /* PRIVATE.  Construct op.                                                  */
 359 /*--------------------------------------------------------------------------*/
 360 static void
 361 gl_print_op_construct_batch (glPrintOp      *op,
 362                              glLabel        *label,
 363                              gchar          *filename,
 364                              gint            n_sheets,
 365                              gint            n_copies,
 366                              gint            first,
 367                              gboolean        outline_flag,
 368                              gboolean        reverse_flag,
 369                              gboolean        crop_marks_flag)
 370
 371 {
 372         glMerge                *merge = NULL;
 373         const lglTemplateFrame *frame = NULL;
 374
 375         op->priv->label              = label;
 376         op->priv->force_outline_flag = FALSE;
 377         op->priv->filename           = g_strdup (filename);
 378         op->priv->n_sheets           = n_sheets;
 379         op->priv->n_copies           = n_copies;
 380         op->priv->first              = first;
 381         op->priv->outline_flag       = outline_flag;
 382         op->priv->reverse_flag       = reverse_flag;
 383         op->priv->crop_marks_flag    = crop_marks_flag;
 384
 385         merge = gl_label_get_merge (label);
 386
 387         frame = (lglTemplateFrame *)label->template->frames->data;
 388         if (merge == NULL)
 389         {
 390                 op->priv->merge_flag = FALSE;
 391
 392                 op->priv->last = lgl_template_frame_get_n_labels (frame);
 393
 394         }
 395         else
 396         {
 397                 op->priv->merge_flag = TRUE;
 398
 399                 op->priv->n_sheets =
 400                         ceil ((double)(first-1 + n_copies * gl_merge_get_record_count(merge))
 401                               / lgl_template_frame_get_n_labels (frame));;
 402
 403                 g_object_unref (G_OBJECT(merge));
 404
 405         }
 406
 407         set_page_size (op, label);
 408
 409         gtk_print_operation_set_export_filename (GTK_PRINT_OPERATION (op),
 410                                                  filename);
 411
 412         g_signal_connect (G_OBJECT (op), "begin-print",
 413                           G_CALLBACK (begin_print_cb), label);
 414
 415         g_signal_connect (G_OBJECT (op), "draw-page",
 416                           G_CALLBACK (draw_page_cb), label);
 417 }
 418
 419 /*--------------------------------------------------------------------------*/
 420 /* PRIVATE.  Set page size.                                                 */
 421 /*--------------------------------------------------------------------------*/
 422 static void
 423 set_page_size (glPrintOp  *op,
 424                glLabel    *label)
 425 {
 426         GtkPaperSize *psize;
 427         GtkPageSetup *su;
 428         gchar        *name;
 429
 430         name = lgl_db_lookup_paper_name_from_id (label->template->paper_id);
 431
 432         if (lgl_db_is_paper_id_other (label->template->paper_id))
 433         {
 434                 psize = gtk_paper_size_new_custom (label->template->paper_id,
 435                                                    name,
 436                                                    label->template->page_width,
 437                                                    label->template->page_height,
 438                                                    GTK_UNIT_POINTS);
 439         }
 440         else
 441         {
 442                 /* Use default size. */
 443                 return;
 444         }
 445         g_free (name);
 446
 447         su = gtk_page_setup_new ();
 448         gtk_page_setup_set_paper_size (su, psize);
 449         gtk_print_operation_set_default_page_setup (GTK_PRINT_OPERATION (op), su);
 450         g_object_unref (su);
 451
 452         gtk_paper_size_free (psize);
 453 }
 454
 455 /*--------------------------------------------------------------------------*/
 456 /* PRIVATE.  "Create custom widget" callback                                */
 457 /*--------------------------------------------------------------------------*/
 458 static GObject *
 459 create_custom_widget_cb (GtkPrintOperation *operation,
 460                          gpointer           user_data)
 461 {
 462         GladeXML      *gui;
 463         glPrintOp     *op = GL_PRINT_OP (operation);
 464         glLabel       *label  = GL_LABEL (user_data);
 465         GtkWidget     *vbox;
 466         glMerge       *merge = NULL;
 467
 468         gui = glade_xml_new (GLABELS_GLADE_DIR "print-custom-widget.glade",
 469                              "print_custom_widget_vbox", NULL);
 470
 471         if (!gui) {
 472                 g_warning ("Could not open print-op.glade, reinstall glabels!");
 473                 return NULL;
 474         }
 475
 476         vbox = glade_xml_get_widget (gui, "print_custom_widget_vbox");
 477
 478         /* ----- Simple print control ----- */
 479         op->priv->simple_frame = glade_xml_get_widget (gui, "simple_frame");
 480         op->priv->copies_vbox  = glade_xml_get_widget (gui, "copies_vbox");
 481         op->priv->copies = gl_wdgt_print_copies_new (label);
 482         gtk_box_pack_start (GTK_BOX(op->priv->copies_vbox),
 483                             op->priv->copies, FALSE, FALSE, 0);
 484
 485         /* ----- Merge print control ----- */
 486         op->priv->merge_frame  = glade_xml_get_widget (gui, "merge_frame");
 487         op->priv->prmerge_vbox = glade_xml_get_widget (gui, "prmerge_vbox");
 488         op->priv->prmerge = gl_wdgt_print_merge_new (label);
 489         gtk_box_pack_start (GTK_BOX(op->priv->prmerge_vbox),
 490                             op->priv->prmerge, FALSE, FALSE, 0);
 491
 492         /* ----- Options ----------------- */
 493         op->priv->outline_check    = glade_xml_get_widget (gui, "outline_check");
 494         op->priv->reverse_check    = glade_xml_get_widget (gui, "reverse_check");
 495         op->priv->crop_marks_check = glade_xml_get_widget (gui, "crop_marks_check");
 496
 497         g_object_unref (gui);
 498
 499         /* ---- Activate either simple or merge print control widgets. ---- */
 500         merge = gl_label_get_merge (op->priv->label);
 501         if (merge == NULL) {
 502
 503                 gl_wdgt_print_copies_set_range (GL_WDGT_PRINT_COPIES (op->priv->copies),
 504                                                 op->priv->n_sheets,
 505                                                 op->priv->first,
 506                                                 op->priv->last);
 507
 508                 gtk_widget_show_all (op->priv->simple_frame);
 509                 gtk_widget_hide_all (op->priv->merge_frame);
 510
 511         } else {
 512
 513                 gint n_records = gl_merge_get_record_count( merge );
 514                 gl_wdgt_print_merge_set_copies (GL_WDGT_PRINT_MERGE (op->priv->prmerge),
 515                                                 op->priv->n_copies,
 516                                                 op->priv->first,
 517                                                 n_records,
 518                                                 op->priv->collate_flag);
 519                 g_object_unref (G_OBJECT(merge));
 520
 521                 gtk_widget_hide_all (op->priv->simple_frame);
 522                 gtk_widget_show_all (op->priv->merge_frame);
 523         }
 524
 525         /* --- Set options --- */
 526         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (op->priv->outline_check),
 527                                       op->priv->outline_flag);
 528         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (op->priv->reverse_check),
 529                                       op->priv->reverse_flag);
 530         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (op->priv->crop_marks_check),
 531                                       op->priv->crop_marks_flag);
 532
 533         /* --- Do we need to force the outline flag --- */
 534         if (op->priv->force_outline_flag)
 535         {
 536                 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(op->priv->outline_check),
 537                                               TRUE);
 538
 539                 gtk_widget_set_sensitive (op->priv->outline_check, FALSE);
 540                 gtk_widget_set_sensitive (op->priv->reverse_check, FALSE);
 541                 gtk_widget_set_sensitive (op->priv->crop_marks_check, FALSE);
 542         }
 543
 544         return G_OBJECT (vbox);
 545 }
 546
 547 /*--------------------------------------------------------------------------*/
 548 /* PRIVATE.  "Custom widget apply" callback                                 */
 549 /*--------------------------------------------------------------------------*/
 550 static void
 551 custom_widget_apply_cb (GtkPrintOperation *operation,
 552                         GtkWidget         *widget,
 553                         gpointer           user_data)
 554 {
 555         glPrintOp *op = GL_PRINT_OP (operation);
 556         glMerge       *merge = NULL;
 557
 558
 559         op->priv->outline_flag =
 560                 gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
 561                                               (op->priv->outline_check));
 562         op->priv->reverse_flag =
 563                 gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
 564                                               (op->priv->reverse_check));
 565         op->priv->crop_marks_flag =
 566                 gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
 567                                               (op->priv->crop_marks_check));
 568
 569         merge = gl_label_get_merge (op->priv->label);
 570
 571         if (merge == NULL)
 572         {
 573
 574                 op->priv->merge_flag = FALSE;
 575                 gl_wdgt_print_copies_get_range (GL_WDGT_PRINT_COPIES (op->priv->copies),
 576                                                 &op->priv->n_sheets,
 577                                                 &op->priv->first,
 578                                                 &op->priv->last);
 579         }
 580         else
 581         {
 582
 583                 op->priv->merge_flag = TRUE;
 584                 gl_wdgt_print_merge_get_copies (GL_WDGT_PRINT_MERGE (op->priv->prmerge),
 585                                                 &op->priv->n_copies,
 586                                                 &op->priv->first,
 587                                                 &op->priv->collate_flag,
 588                                                 &op->priv->n_sheets);
 589                 g_object_unref (G_OBJECT(merge));
 590         }
 591
 592 }
 593
 594 /*--------------------------------------------------------------------------*/
 595 /* PRIVATE.  "Begin print" callback                                         */
 596 /*--------------------------------------------------------------------------*/
 597 static void
 598 begin_print_cb (GtkPrintOperation *operation,
 599                 GtkPrintContext   *context,
 600                 gpointer           user_data)
 601 {
 602         glPrintOp *op = GL_PRINT_OP (operation);
 603
 604         gtk_print_operation_set_n_pages (operation, op->priv->n_sheets);
 605
 606 }
 607
 608 /*--------------------------------------------------------------------------*/
 609 /* PRIVATE.  "Draw page" callback.                                          */
 610 /*--------------------------------------------------------------------------*/
 611 static void
 612 draw_page_cb (GtkPrintOperation *operation,
 613               GtkPrintContext   *context,
 614               int                page_nr,
 615               gpointer           user_data)
 616 {
 617         glPrintOp *op = GL_PRINT_OP (operation);
 618         cairo_t       *cr;
 619
 620         cr = gtk_print_context_get_cairo_context (context);
 621
 622         if (!op->priv->merge_flag)
 623         {
 624                 gl_print_simple_sheet (op->priv->label,
 625                                        cr,
 626                                        page_nr,
 627                                        op->priv->n_sheets,
 628                                        op->priv->first,
 629                                        op->priv->last,
 630                                        op->priv->outline_flag,
 631                                        op->priv->reverse_flag,
 632                                        op->priv->crop_marks_flag);
 633         }
 634         else
 635         {
 636                 if (op->priv->collate_flag)
 637                 {
 638                         gl_print_collated_merge_sheet (op->priv->label,
 639                                                        cr,
 640                                                        page_nr,
 641                                                        op->priv->n_copies,
 642                                                        op->priv->first,
 643                                                        op->priv->outline_flag,
 644                                                        op->priv->reverse_flag,
 645                                                        op->priv->crop_marks_flag,
 646                                                        &op->priv->state);
 647                 }
 648                 else
 649                 {
 650                         gl_print_uncollated_merge_sheet (op->priv->label,
 651                                                          cr,
 652                                                          page_nr,
 653                                                          op->priv->n_copies,
 654                                                          op->priv->first,
 655                                                          op->priv->outline_flag,
 656                                                          op->priv->reverse_flag,
 657                                                          op->priv->crop_marks_flag,
 658                                                          &op->priv->state);
 659                 }
 660         }
 661 }
 662
 663
 664 /*****************************************************************************/
 665 /* Set outline flag/checkbox.                                                */
 666 /*****************************************************************************/
 667 void
 668 gl_print_op_force_outline_flag (glPrintOp *op)
 669 {
 670         op->priv->force_outline_flag = TRUE;
 671 }
 672
 673