1 #define __SP_STROKE_STYLE_C__
3 /**
4 * \brief Stroke style dialog
5 *
6 * Authors:
7 * Lauris Kaplinski <lauris@kaplinski.com>
8 * Bryce Harrington <brycehar@bryceharrington.com>
9 * bulia byak <buliabyak@users.sf.net>
10 *
11 * Copyright (C) 2001-2005 authors
12 * Copyright (C) 2001 Ximian, Inc.
13 * Copyright (C) 2004 John Cliff
14 *
15 * Released under GNU GPL, read the file 'COPYING' for more information
16 */
18 #define noSP_SS_VERBOSE
20 #ifdef HAVE_CONFIG_H
21 # include "config.h"
22 #endif
26 #include <glib/gmem.h>
27 #include <gtk/gtk.h>
29 #include <glibmm/i18n.h>
30 #include "helper/unit-menu.h"
31 #include "helper/units.h"
32 #include "svg/css-ostringstream.h"
33 #include "widgets/sp-widget.h"
34 #include "widgets/spw-utilities.h"
35 #include "sp-linear-gradient.h"
36 #include "sp-radial-gradient.h"
37 #include "sp-marker.h"
38 #include <sp-pattern.h>
39 #include <widgets/paint-selector.h>
40 #include <widgets/dash-selector.h>
41 #include "style.h"
42 #include "gradient-chemistry.h"
43 #include "sp-namedview.h"
44 #include "desktop-handles.h"
45 #include "desktop-style.h"
46 #include "selection.h"
47 #include "inkscape.h"
48 #include "inkscape-stock.h"
49 #include "dialogs/dialog-events.h"
50 #include "sp-text.h"
51 #include "sp-rect.h"
52 #include "document-private.h"
53 #include "display/nr-arena.h"
54 #include "display/nr-arena-item.h"
55 #include "path-prefix.h"
56 #include "widgets/icon.h"
57 #include "helper/stock-items.h"
58 #include "io/sys.h"
60 #include "dialogs/stroke-style.h"
62 /* Paint */
64 static void sp_stroke_style_paint_construct(SPWidget *spw, SPPaintSelector *psel);
65 static void sp_stroke_style_paint_selection_modified (SPWidget *spw, Inkscape::Selection *selection, guint flags, SPPaintSelector *psel);
66 static void sp_stroke_style_paint_selection_changed (SPWidget *spw, Inkscape::Selection *selection, SPPaintSelector *psel);
67 static void sp_stroke_style_paint_update(SPWidget *spw);
69 static void sp_stroke_style_paint_mode_changed(SPPaintSelector *psel, SPPaintSelectorMode mode, SPWidget *spw);
70 static void sp_stroke_style_paint_dragged(SPPaintSelector *psel, SPWidget *spw);
71 static void sp_stroke_style_paint_changed(SPPaintSelector *psel, SPWidget *spw);
73 static void sp_stroke_style_widget_change_subselection ( Inkscape::Application *inkscape, SPDesktop *desktop, SPWidget *spw );
75 GtkWidget *
76 sp_stroke_style_paint_widget_new(void)
77 {
78 GtkWidget *spw, *psel;
80 spw = sp_widget_new_global(INKSCAPE);
82 psel = sp_paint_selector_new(false); // without fillrule selector
83 gtk_widget_show(psel);
84 gtk_container_add(GTK_CONTAINER(spw), psel);
85 gtk_object_set_data(GTK_OBJECT(spw), "paint-selector", psel);
87 gtk_signal_connect(GTK_OBJECT(spw), "construct",
88 GTK_SIGNAL_FUNC(sp_stroke_style_paint_construct),
89 psel);
90 gtk_signal_connect(GTK_OBJECT(spw), "modify_selection",
91 GTK_SIGNAL_FUNC(sp_stroke_style_paint_selection_modified),
92 psel);
93 gtk_signal_connect(GTK_OBJECT(spw), "change_selection",
94 GTK_SIGNAL_FUNC(sp_stroke_style_paint_selection_changed),
95 psel);
97 g_signal_connect (INKSCAPE, "change_subselection", G_CALLBACK (sp_stroke_style_widget_change_subselection), spw);
99 gtk_signal_connect(GTK_OBJECT(psel), "mode_changed",
100 GTK_SIGNAL_FUNC(sp_stroke_style_paint_mode_changed),
101 spw);
102 gtk_signal_connect(GTK_OBJECT(psel), "dragged",
103 GTK_SIGNAL_FUNC(sp_stroke_style_paint_dragged),
104 spw);
105 gtk_signal_connect(GTK_OBJECT(psel), "changed",
106 GTK_SIGNAL_FUNC(sp_stroke_style_paint_changed),
107 spw);
109 sp_stroke_style_paint_update (SP_WIDGET(spw));
110 return spw;
111 }
113 static void
114 sp_stroke_style_paint_construct(SPWidget *spw, SPPaintSelector *psel)
115 {
116 #ifdef SP_SS_VERBOSE
117 g_print( "Stroke style widget constructed: inkscape %p repr %p\n",
118 spw->inkscape, spw->repr );
119 #endif
120 if (spw->inkscape) {
121 sp_stroke_style_paint_update (spw);
122 }
123 }
125 static void
126 sp_stroke_style_paint_selection_modified ( SPWidget *spw,
127 Inkscape::Selection *selection,
128 guint flags,
129 SPPaintSelector *psel)
130 {
131 if (flags & ( SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG |
132 SP_OBJECT_STYLE_MODIFIED_FLAG) ) {
133 sp_stroke_style_paint_update(spw);
134 }
135 }
138 static void
139 sp_stroke_style_paint_selection_changed ( SPWidget *spw,
140 Inkscape::Selection *selection,
141 SPPaintSelector *psel )
142 {
143 sp_stroke_style_paint_update (spw);
144 }
146 static void
147 sp_stroke_style_widget_change_subselection ( Inkscape::Application *inkscape,
148 SPDesktop *desktop,
149 SPWidget *spw )
150 {
151 sp_stroke_style_paint_update (spw);
152 }
154 static void
155 sp_stroke_style_paint_update (SPWidget *spw)
156 {
157 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
158 return;
159 }
161 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
163 SPPaintSelector *psel = SP_PAINT_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "paint-selector"));
165 // create temporary style
166 SPStyle *query = sp_style_new ();
167 // query into it
168 int result = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKE);
170 switch (result) {
171 case QUERY_STYLE_NOTHING:
172 {
173 /* No paint at all */
174 sp_paint_selector_set_mode (psel, SP_PAINT_SELECTOR_MODE_EMPTY);
175 break;
176 }
178 case QUERY_STYLE_SINGLE:
179 case QUERY_STYLE_MULTIPLE_AVERAGED: // TODO: treat this slightly differently, e.g. display "averaged" somewhere in paint selector
180 case QUERY_STYLE_MULTIPLE_SAME:
181 {
182 SPPaintSelectorMode pselmode = sp_style_determine_paint_selector_mode (query, false);
183 sp_paint_selector_set_mode (psel, pselmode);
185 if (query->stroke.set && query->stroke.type == SP_PAINT_TYPE_COLOR) {
186 gfloat d[3];
187 sp_color_get_rgb_floatv (&query->stroke.value.color, d);
188 SPColor color;
189 sp_color_set_rgb_float (&color, d[0], d[1], d[2]);
190 sp_paint_selector_set_color_alpha (psel, &color, SP_SCALE24_TO_FLOAT (query->stroke_opacity.value));
192 } else if (query->stroke.set && query->stroke.type == SP_PAINT_TYPE_PAINTSERVER) {
194 SPPaintServer *server = SP_STYLE_STROKE_SERVER (query);
196 if (SP_IS_LINEARGRADIENT (server)) {
197 SPGradient *vector = sp_gradient_get_vector (SP_GRADIENT (server), FALSE);
198 sp_paint_selector_set_gradient_linear (psel, vector);
200 SPLinearGradient *lg = SP_LINEARGRADIENT (server);
201 sp_paint_selector_set_gradient_properties (psel,
202 SP_GRADIENT_UNITS (lg),
203 SP_GRADIENT_SPREAD (lg));
204 } else if (SP_IS_RADIALGRADIENT (server)) {
205 SPGradient *vector = sp_gradient_get_vector (SP_GRADIENT (server), FALSE);
206 sp_paint_selector_set_gradient_radial (psel, vector);
208 SPRadialGradient *rg = SP_RADIALGRADIENT (server);
209 sp_paint_selector_set_gradient_properties (psel,
210 SP_GRADIENT_UNITS (rg),
211 SP_GRADIENT_SPREAD (rg));
212 } else if (SP_IS_PATTERN (server)) {
213 SPPattern *pat = pattern_getroot (SP_PATTERN (server));
214 sp_update_pattern_list (psel, pat);
215 }
216 }
217 break;
218 }
220 case QUERY_STYLE_MULTIPLE_DIFFERENT:
221 {
222 sp_paint_selector_set_mode (psel, SP_PAINT_SELECTOR_MODE_MULTIPLE);
223 break;
224 }
225 }
227 g_free (query);
229 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
230 }
232 static void
233 sp_stroke_style_paint_mode_changed( SPPaintSelector *psel,
234 SPPaintSelectorMode mode,
235 SPWidget *spw )
236 {
237 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
238 return;
239 }
241 /* TODO: Does this work?
242 * Not really, here we have to get old color back from object
243 * Instead of relying on paint widget having meaningful colors set
244 */
245 sp_stroke_style_paint_changed(psel, spw);
246 }
248 static gchar *undo_label_1 = "stroke:flatcolor:1";
249 static gchar *undo_label_2 = "stroke:flatcolor:2";
250 static gchar *undo_label = undo_label_1;
252 static void
253 sp_stroke_style_paint_dragged(SPPaintSelector *psel, SPWidget *spw)
254 {
255 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
256 return;
257 }
259 switch (psel->mode) {
260 case SP_PAINT_SELECTOR_MODE_COLOR_RGB:
261 case SP_PAINT_SELECTOR_MODE_COLOR_CMYK:
262 {
263 sp_paint_selector_set_flat_color (psel, SP_ACTIVE_DESKTOP, "stroke", "stroke-opacity");
264 sp_document_maybe_done (sp_desktop_document(SP_ACTIVE_DESKTOP), undo_label);
265 break;
266 }
268 default:
269 g_warning( "file %s: line %d: Paint %d should not emit 'dragged'",
270 __FILE__, __LINE__, psel->mode);
271 break;
272 }
273 }
275 static void
276 sp_stroke_style_paint_changed(SPPaintSelector *psel, SPWidget *spw)
277 {
278 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
279 return;
280 }
281 g_object_set_data (G_OBJECT (spw), "update", GINT_TO_POINTER (TRUE));
283 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
284 SPDocument *document = sp_desktop_document (desktop);
285 Inkscape::Selection *selection = sp_desktop_selection (desktop);
287 GSList const *items = selection->itemList();
289 switch (psel->mode) {
290 case SP_PAINT_SELECTOR_MODE_EMPTY:
291 // This should not happen.
292 g_warning ( "file %s: line %d: Paint %d should not emit 'changed'",
293 __FILE__, __LINE__, psel->mode);
294 break;
295 case SP_PAINT_SELECTOR_MODE_MULTIPLE:
296 // This happens when you switch multiple objects with different gradients to flat color;
297 // nothing to do here.
298 break;
300 case SP_PAINT_SELECTOR_MODE_NONE:
301 {
302 SPCSSAttr *css = sp_repr_css_attr_new();
303 sp_repr_css_set_property(css, "stroke", "none");
305 sp_desktop_set_style (desktop, css);
307 sp_repr_css_attr_unref(css);
309 sp_document_done(document);
310 break;
311 }
313 case SP_PAINT_SELECTOR_MODE_COLOR_RGB:
314 case SP_PAINT_SELECTOR_MODE_COLOR_CMYK:
315 {
316 sp_paint_selector_set_flat_color (psel, desktop, "stroke", "stroke-opacity");
317 sp_document_maybe_done (sp_desktop_document(desktop), undo_label);
319 // on release, toggle undo_label so that the next drag will not be lumped with this one
320 if (undo_label == undo_label_1)
321 undo_label = undo_label_2;
322 else
323 undo_label = undo_label_1;
325 break;
326 }
328 case SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR:
329 case SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL:
330 if (items) {
331 SPGradientType const gradient_type = ( psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR
332 ? SP_GRADIENT_TYPE_LINEAR
333 : SP_GRADIENT_TYPE_RADIAL );
334 SPGradient *vector = sp_paint_selector_get_gradient_vector(psel);
335 if (!vector) {
336 /* No vector in paint selector should mean that we just changed mode */
338 SPStyle *query = sp_style_new ();
339 int result = objects_query_fillstroke ((GSList *) items, query, false);
340 guint32 common_rgb = 0;
341 if (result == QUERY_STYLE_MULTIPLE_SAME) {
342 if (query->fill.type != SP_PAINT_TYPE_COLOR) {
343 common_rgb = sp_desktop_get_color(desktop, false);
344 } else {
345 common_rgb = sp_color_get_rgba32_ualpha(&query->stroke.value.color, 0xff);
346 }
347 vector = sp_document_default_gradient_vector(document, common_rgb);
348 }
349 g_free (query);
351 for (GSList const *i = items; i != NULL; i = i->next) {
352 if (!vector) {
353 sp_item_set_gradient(SP_ITEM(i->data),
354 sp_gradient_vector_for_object(document, desktop, SP_OBJECT(i->data), false),
355 gradient_type, false);
356 } else {
357 sp_item_set_gradient(SP_ITEM(i->data), vector, gradient_type, false);
358 }
359 }
360 } else {
361 vector = sp_gradient_ensure_vector_normalized(vector);
362 for (GSList const *i = items; i != NULL; i = i->next) {
363 SPGradient *gr = sp_item_set_gradient(SP_ITEM(i->data), vector, gradient_type, false);
364 sp_gradient_selector_attrs_to_gradient(gr, psel);
365 }
366 }
368 sp_document_done(document);
369 }
370 break;
372 case SP_PAINT_SELECTOR_MODE_PATTERN:
374 if (items) {
376 SPPattern *pattern = sp_paint_selector_get_pattern (psel);
377 if (!pattern) {
379 /* No Pattern in paint selector should mean that we just
380 * changed mode - dont do jack.
381 */
383 } else {
384 Inkscape::XML::Node *patrepr = SP_OBJECT_REPR(pattern);
385 SPCSSAttr *css = sp_repr_css_attr_new ();
386 gchar *urltext = g_strdup_printf ("url(#%s)", patrepr->attribute("id"));
387 sp_repr_css_set_property (css, "stroke", urltext);
389 for (GSList const *i = items; i != NULL; i = i->next) {
390 Inkscape::XML::Node *selrepr = SP_OBJECT_REPR (i->data);
391 SPObject *selobj = SP_OBJECT (i->data);
392 if (!selrepr)
393 continue;
395 SPStyle *style = SP_OBJECT_STYLE (selobj);
396 if (style && style->stroke.type == SP_PAINT_TYPE_PAINTSERVER) {
397 SPObject *server = SP_OBJECT_STYLE_STROKE_SERVER (selobj);
398 if (SP_IS_PATTERN (server) && pattern_getroot (SP_PATTERN(server)) == pattern)
399 // only if this object's pattern is not rooted in our selected pattern, apply
400 continue;
401 }
403 sp_repr_css_change_recursive (selrepr, css, "style");
404 }
406 sp_repr_css_attr_unref (css);
407 g_free (urltext);
409 } // end if
411 sp_document_done (document);
412 } // end if
414 break;
416 case SP_PAINT_SELECTOR_MODE_UNSET:
417 if (items) {
418 SPCSSAttr *css = sp_repr_css_attr_new ();
419 sp_repr_css_unset_property (css, "stroke");
421 sp_desktop_set_style (desktop, css);
422 sp_repr_css_attr_unref (css);
424 sp_document_done (document);
425 }
426 break;
428 default:
429 g_warning( "file %s: line %d: Paint selector should not be in "
430 "mode %d",
431 __FILE__, __LINE__,
432 psel->mode );
433 break;
434 }
436 g_object_set_data (G_OBJECT (spw), "update", GINT_TO_POINTER (FALSE));
437 }
443 /* Line */
445 static void sp_stroke_style_line_construct(SPWidget *spw, gpointer data);
446 static void sp_stroke_style_line_selection_modified (SPWidget *spw,
447 Inkscape::Selection *selection,
448 guint flags,
449 gpointer data);
451 static void sp_stroke_style_line_selection_changed (SPWidget *spw,
452 Inkscape::Selection *selection,
453 gpointer data );
455 static void sp_stroke_style_line_update(SPWidget *spw, Inkscape::Selection *sel);
457 static void sp_stroke_style_set_join_buttons(SPWidget *spw,
458 GtkWidget *active);
460 static void sp_stroke_style_set_cap_buttons(SPWidget *spw,
461 GtkWidget *active);
463 static void sp_stroke_style_width_changed(GtkAdjustment *adj, SPWidget *spw);
464 static void sp_stroke_style_miterlimit_changed(GtkAdjustment *adj, SPWidget *spw);
465 static void sp_stroke_style_any_toggled(GtkToggleButton *tb, SPWidget *spw);
466 static void sp_stroke_style_line_dash_changed(SPDashSelector *dsel,
467 SPWidget *spw);
469 static void sp_stroke_style_update_marker_menus(SPWidget *spw, GSList const *objects);
471 static SPObject *ink_extract_marker_name(gchar const *n);
474 /**
475 * Helper function for creating radio buttons. This should probably be re-thought out
476 * when reimplementing this with Gtkmm.
477 */
478 static GtkWidget *
479 sp_stroke_radio_button(GtkWidget *tb, char const *icon,
480 GtkWidget *hb, GtkWidget *spw,
481 gchar const *key, gchar const *data)
482 {
483 g_assert(icon != NULL);
484 g_assert(hb != NULL);
485 g_assert(spw != NULL);
487 if (tb == NULL) {
488 tb = gtk_radio_button_new(NULL);
489 } else {
490 tb = gtk_radio_button_new(gtk_radio_button_group(GTK_RADIO_BUTTON(tb)) );
491 }
493 gtk_widget_show(tb);
494 gtk_toggle_button_set_mode(GTK_TOGGLE_BUTTON(tb), FALSE);
495 gtk_box_pack_start(GTK_BOX(hb), tb, FALSE, FALSE, 0);
496 gtk_object_set_data(GTK_OBJECT(spw), icon, tb);
497 gtk_object_set_data(GTK_OBJECT(tb), key, (gpointer*)data);
498 gtk_signal_connect(GTK_OBJECT(tb), "toggled",
499 GTK_SIGNAL_FUNC(sp_stroke_style_any_toggled),
500 spw);
501 GtkWidget *px = sp_icon_new(Inkscape::ICON_SIZE_LARGE_TOOLBAR, icon);
502 g_assert(px != NULL);
503 gtk_widget_show(px);
504 gtk_container_add(GTK_CONTAINER(tb), px);
506 return tb;
508 }
510 static GtkWidget *
511 sp_marker_prev_new(unsigned size, gchar const *mname,
512 SPDocument *source, SPDocument *sandbox,
513 gchar *menu_id, NRArena const *arena, unsigned visionkey, NRArenaItem *root)
514 {
515 // the object of the marker
516 SPObject const *marker = source->getObjectById(mname);
517 if (marker == NULL)
518 return NULL;
520 // the repr of the marker; make a copy with id="sample"
521 Inkscape::XML::Node *mrepr = SP_OBJECT_REPR (marker)->duplicate();
522 mrepr->setAttribute("id", "sample");
524 // replace the old sample in the sandbox by the new one
525 Inkscape::XML::Node *defsrepr = SP_OBJECT_REPR (sandbox->getObjectById("defs"));
526 SPObject *oldmarker = sandbox->getObjectById("sample");
527 if (oldmarker)
528 oldmarker->deleteObject(false);
529 defsrepr->appendChild(mrepr);
530 Inkscape::GC::release(mrepr);
532 // Uncomment this to get the sandbox documents saved (useful for debugging)
533 //FILE *fp = fopen (g_strconcat(mname, ".svg", NULL), "w");
534 //sp_repr_save_stream (sp_document_repr_doc (sandbox), fp);
535 //fclose (fp);
537 // object to render; note that the id is the same as that of the menu we're building
538 SPObject *object = sandbox->getObjectById(menu_id);
539 sp_document_root (sandbox)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
540 sp_document_ensure_up_to_date(sandbox);
542 if (object == NULL || !SP_IS_ITEM(object))
543 return NULL; // sandbox broken?
545 // Find object's bbox in document
546 NR::Matrix const i2doc(sp_item_i2doc_affine(SP_ITEM(object)));
548 NR::Rect const dbox = SP_ITEM(object)->invokeBbox(i2doc);
550 if (dbox.isEmpty()) {
551 return NULL;
552 }
554 /* Update to renderable state */
555 NRMatrix t;
556 double sf = 0.8;
557 nr_matrix_set_scale(&t, sf, sf);
558 nr_arena_item_set_transform(root, &t);
559 NRGC gc(NULL);
560 nr_matrix_set_identity(&gc.transform);
561 nr_arena_item_invoke_update( root, NULL, &gc,
562 NR_ARENA_ITEM_STATE_ALL,
563 NR_ARENA_ITEM_STATE_NONE );
565 /* Item integer bbox in points */
566 NRRectL ibox;
567 ibox.x0 = (int) floor(sf * dbox.min()[NR::X] + 0.5);
568 ibox.y0 = (int) floor(sf * dbox.min()[NR::Y] + 0.5);
569 ibox.x1 = (int) floor(sf * dbox.max()[NR::X] + 0.5);
570 ibox.y1 = (int) floor(sf * dbox.max()[NR::Y] + 0.5);
572 /* Find visible area */
573 int width = ibox.x1 - ibox.x0;
574 int height = ibox.y1 - ibox.y0;
575 int dx = size;
576 int dy = size;
577 dx=(dx - width)/2; // watch out for size, since 'unsigned'-'signed' can cause problems if the result is negative
578 dy=(dy - height)/2;
580 NRRectL area;
581 area.x0 = ibox.x0 - dx;
582 area.y0 = ibox.y0 - dy;
583 area.x1 = area.x0 + size;
584 area.y1 = area.y0 + size;
586 /* Actual renderable area */
587 NRRectL ua;
588 ua.x0 = MAX(ibox.x0, area.x0);
589 ua.y0 = MAX(ibox.y0, area.y0);
590 ua.x1 = MIN(ibox.x1, area.x1);
591 ua.y1 = MIN(ibox.y1, area.y1);
593 /* Set up pixblock */
594 guchar *px = g_new(guchar, 4 * size * size);
595 memset(px, 0x00, 4 * size * size);
597 /* Render */
598 NRPixBlock B;
599 nr_pixblock_setup_extern( &B, NR_PIXBLOCK_MODE_R8G8B8A8N,
600 ua.x0, ua.y0, ua.x1, ua.y1,
601 px + 4 * size * (ua.y0 - area.y0) +
602 4 * (ua.x0 - area.x0),
603 4 * size, FALSE, FALSE );
604 nr_arena_item_invoke_render( root, &ua, &B,
605 NR_ARENA_ITEM_RENDER_NO_CACHE );
606 nr_pixblock_release(&B);
608 // Create widget
609 GtkWidget *pb = gtk_image_new_from_pixbuf(gdk_pixbuf_new_from_data(px,
610 GDK_COLORSPACE_RGB,
611 TRUE,
612 8, size, size, size * 4,
613 (GdkPixbufDestroyNotify)g_free,
614 NULL));
615 return pb;
616 }
619 #define MARKER_ITEM_MARGIN 0
622 /**
623 * sp_marker_list_from_doc()
624 *
625 * \brief Pick up all markers from source, except those that are in
626 * current_doc (if non-NULL), and add items to the m menu
627 *
628 */
629 static void
630 sp_marker_list_from_doc (GtkWidget *m, SPDocument *current_doc, SPDocument *source, SPDocument *markers_doc, SPDocument *sandbox, gchar *menu_id)
631 {
633 // search through defs
634 GSList *ml = NULL;
635 SPDefs *defs= (SPDefs *) SP_DOCUMENT_DEFS (source);
636 for ( SPObject *ochild = sp_object_first_child(SP_OBJECT(defs)) ; ochild != NULL ; ochild = SP_OBJECT_NEXT (ochild) ) {
637 if (SP_IS_MARKER(ochild)) {
638 ml = g_slist_prepend (ml, ochild);
639 }
640 }
642 // Do this here, outside of loop, to speed up preview generation:
643 /* Create new arena */
644 NRArena const *arena = NRArena::create();
645 /* Create ArenaItem and set transform */
646 unsigned const visionkey = sp_item_display_key_new(1);
647 NRArenaItem *root = sp_item_invoke_show( SP_ITEM(SP_DOCUMENT_ROOT (sandbox)), (NRArena *) arena, visionkey, SP_ITEM_SHOW_DISPLAY );
649 for (; ml != NULL; ml = ml->next) {
651 if (!SP_IS_MARKER(ml->data))
652 continue;
654 Inkscape::XML::Node *repr = SP_OBJECT_REPR((SPItem *) ml->data);
656 bool stock_dupe = false;
658 if (markers_doc && repr->attribute("inkscape:stockid")) {
659 // find out if markers_doc has a marker with the same stockid, and if so, skip this
660 for (SPObject *child = sp_object_first_child(SP_OBJECT(SP_DOCUMENT_DEFS(markers_doc))) ;
661 child != NULL;
662 child = SP_OBJECT_NEXT(child) )
663 {
664 if (SP_IS_MARKER(child) &&
665 SP_OBJECT_REPR(child)->attribute("inkscape:stockid") &&
666 !strcmp(repr->attribute("inkscape:stockid"), SP_OBJECT_REPR(child)->attribute("inkscape:stockid"))) {
667 stock_dupe = true;
668 }
669 }
670 }
672 if (stock_dupe) // stock item, dont add to list from current doc
673 continue;
675 GtkWidget *i = gtk_menu_item_new();
676 gtk_widget_show(i);
678 if (repr->attribute("inkscape:stockid"))
679 g_object_set_data (G_OBJECT(i), "stockid", (void *) "true");
680 else
681 g_object_set_data (G_OBJECT(i), "stockid", (void *) "false");
683 gchar const *markid = repr->attribute("id");
684 g_object_set_data (G_OBJECT(i), "marker", (void *) markid);
686 GtkWidget *hb = gtk_hbox_new(FALSE, MARKER_ITEM_MARGIN);
687 gtk_widget_show(hb);
689 // generate preview
690 GtkWidget *prv = sp_marker_prev_new (22, markid, source, sandbox, menu_id, arena, visionkey, root);
691 gtk_widget_show(prv);
692 gtk_box_pack_start(GTK_BOX(hb), prv, FALSE, FALSE, 6);
694 // create label
695 GtkWidget *l = gtk_label_new(repr->attribute("id"));
696 gtk_widget_show(l);
697 gtk_misc_set_alignment(GTK_MISC(l), 0.0, 0.5);
699 gtk_box_pack_start(GTK_BOX(hb), l, TRUE, TRUE, 0);
701 gtk_widget_show(hb);
702 gtk_container_add(GTK_CONTAINER(i), hb);
704 gtk_menu_append(GTK_MENU(m), i);
705 }
707 g_slist_free (ml);
708 }
711 SPDocument *
712 ink_markers_preview_doc ()
713 {
714 gchar const *buffer = "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:sodipodi=\"http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd\" xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">"
715 " <defs id=\"defs\" />"
717 " <g id=\"marker-start\">"
718 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:url(#sample);marker-mid:none;marker-end:none\""
719 " d=\"M 12.5,13 L 25,13\" id=\"path1\" />"
720 " <rect style=\"fill:none;stroke:none\" id=\"rect2\""
721 " width=\"25\" height=\"25\" x=\"0\" y=\"0\" />"
722 " </g>"
724 " <g id=\"marker-mid\">"
725 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:none;marker-mid:url(#sample);marker-end:none\""
726 " d=\"M 0,113 L 12.5,113 L 25,113\" id=\"path11\" />"
727 " <rect style=\"fill:none;stroke:none\" id=\"rect22\""
728 " width=\"25\" height=\"25\" x=\"0\" y=\"100\" />"
729 " </g>"
731 " <g id=\"marker-end\">"
732 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:none;marker-mid:none;marker-end:url(#sample)\""
733 " d=\"M 0,213 L 12.5,213\" id=\"path111\" />"
734 " <rect style=\"fill:none;stroke:none\" id=\"rect222\""
735 " width=\"25\" height=\"25\" x=\"0\" y=\"200\" />"
736 " </g>"
738 "</svg>";
740 return sp_document_new_from_mem (buffer, strlen(buffer), FALSE);
741 }
745 static GtkWidget *
746 ink_marker_menu( GtkWidget *tbl, gchar *menu_id, SPDocument *sandbox)
747 {
748 SPDesktop *desktop = inkscape_active_desktop();
749 SPDocument *doc = sp_desktop_document(desktop);
750 GtkWidget *mnu = gtk_option_menu_new();
752 /* Create new menu widget */
753 GtkWidget *m = gtk_menu_new();
754 gtk_widget_show(m);
756 g_object_set_data(G_OBJECT(mnu), "updating", (gpointer) FALSE);
758 if (!doc) {
759 GtkWidget *i = gtk_menu_item_new_with_label(_("No document selected"));
760 gtk_widget_show(i);
761 gtk_menu_append(GTK_MENU(m), i);
762 gtk_widget_set_sensitive(mnu, FALSE);
764 } else {
766 // add "None"
767 {
768 GtkWidget *i = gtk_menu_item_new();
769 gtk_widget_show(i);
771 g_object_set_data(G_OBJECT(i), "marker", (void *) "none");
773 GtkWidget *hb = gtk_hbox_new(FALSE, MARKER_ITEM_MARGIN);
774 gtk_widget_show(hb);
776 GtkWidget *l = gtk_label_new( _("None") );
777 gtk_widget_show(l);
778 gtk_misc_set_alignment(GTK_MISC(l), 0.0, 0.5);
780 gtk_box_pack_start(GTK_BOX(hb), l, TRUE, TRUE, 0);
782 gtk_widget_show(hb);
783 gtk_container_add(GTK_CONTAINER(i), hb);
784 gtk_menu_append(GTK_MENU(m), i);
785 }
787 // find and load markers.svg
788 static SPDocument *markers_doc = NULL;
789 char *markers_source = g_build_filename(INKSCAPE_MARKERSDIR, "markers.svg", NULL);
790 if (Inkscape::IO::file_test(markers_source, G_FILE_TEST_IS_REGULAR)) {
791 markers_doc = sp_document_new(markers_source, FALSE);
792 }
793 g_free(markers_source);
795 // suck in from current doc
796 sp_marker_list_from_doc ( m, NULL, doc, markers_doc, sandbox, menu_id );
798 // add separator
799 {
800 GtkWidget *i = gtk_separator_menu_item_new();
801 gtk_widget_show(i);
802 gtk_menu_append(GTK_MENU(m), i);
803 }
805 // suck in from markers.svg
806 if (markers_doc) {
807 sp_document_ensure_up_to_date(doc);
808 sp_marker_list_from_doc ( m, doc, markers_doc, NULL, sandbox, menu_id );
809 }
811 gtk_widget_set_sensitive(mnu, TRUE);
812 }
814 gtk_object_set_data(GTK_OBJECT(mnu), "menu_id", menu_id);
815 gtk_option_menu_set_menu(GTK_OPTION_MENU(mnu), m);
817 /* Set history */
818 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
820 return mnu;
821 }
824 /*user selected existing marker from list*/
825 static void
826 sp_marker_select(GtkOptionMenu *mnu, GtkWidget *spw)
827 {
828 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
829 return;
830 }
832 SPDesktop *desktop = inkscape_active_desktop();
833 SPDocument *document = sp_desktop_document(desktop);
834 if (!document) {
835 return;
836 }
838 /* Get Marker */
839 if (!g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
840 "marker"))
841 {
842 return;
843 }
844 gchar *markid = (gchar *) g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
845 "marker");
846 gchar *marker = "";
847 if (strcmp(markid, "none")){
848 gchar *stockid = (gchar *) g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
849 "stockid");
851 gchar *markurn = markid;
852 if (!strcmp(stockid,"true")) markurn = g_strconcat("urn:inkscape:marker:",markid,NULL);
853 SPObject *mark = get_stock_item(markurn);
854 if (mark) {
855 Inkscape::XML::Node *repr = SP_OBJECT_REPR(mark);
856 marker = g_strconcat("url(#", repr->attribute("id"), ")", NULL);
857 }
858 } else {
859 marker = markid;
860 }
862 SPCSSAttr *css = sp_repr_css_attr_new();
863 gchar *menu_id = (gchar *) g_object_get_data(G_OBJECT(mnu), "menu_id");
864 sp_repr_css_set_property(css, menu_id, marker);
866 Inkscape::Selection *selection = sp_desktop_selection(desktop);
867 GSList const *items = selection->itemList();
868 for (; items != NULL; items = items->next) {
869 SPItem *item = (SPItem *) items->data;
870 if (!SP_IS_SHAPE(item) || SP_IS_RECT(item)) // can't set marker to rect, until it's converted to using <path>
871 continue;
872 Inkscape::XML::Node *selrepr = SP_OBJECT_REPR((SPItem *) items->data);
873 if (selrepr) {
874 sp_repr_css_change_recursive(selrepr, css, "style");
875 }
876 SP_OBJECT(items->data)->requestModified(SP_OBJECT_MODIFIED_FLAG);
877 SP_OBJECT(items->data)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
878 }
880 sp_repr_css_attr_unref(css);
882 sp_document_done(document);
883 }
885 static gboolean stroke_width_set_unit(SPUnitSelector *,
886 SPUnit const *old,
887 SPUnit const *new_units,
888 GObject *spw)
889 {
890 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
892 if (!desktop) {
893 return FALSE;
894 }
896 Inkscape::Selection *selection = sp_desktop_selection (desktop);
898 if (selection->isEmpty())
899 return FALSE;
901 GSList const *objects = selection->itemList();
903 if ((old->base == SP_UNIT_ABSOLUTE || old->base == SP_UNIT_DEVICE) &&
904 (new_units->base == SP_UNIT_DIMENSIONLESS)) {
906 /* Absolute to percentage */
907 g_object_set_data (spw, "update", GUINT_TO_POINTER (TRUE));
909 GtkAdjustment *a = GTK_ADJUSTMENT(g_object_get_data (spw, "width"));
910 float w = sp_units_get_pixels (a->value, *old);
912 gdouble average = stroke_average_width (objects);
914 if (average == NR_HUGE || average == 0)
915 return FALSE;
917 gtk_adjustment_set_value (a, 100.0 * w / average);
919 g_object_set_data (spw, "update", GUINT_TO_POINTER (FALSE));
920 return TRUE;
922 } else if ((old->base == SP_UNIT_DIMENSIONLESS) &&
923 (new_units->base == SP_UNIT_ABSOLUTE || new_units->base == SP_UNIT_DEVICE)) {
925 /* Percentage to absolute */
926 g_object_set_data (spw, "update", GUINT_TO_POINTER (TRUE));
928 GtkAdjustment *a = GTK_ADJUSTMENT(g_object_get_data (spw, "width"));
930 gdouble average = stroke_average_width (objects);
932 gtk_adjustment_set_value (a, sp_pixels_get_units (0.01 * a->value * average, *new_units));
934 g_object_set_data (spw, "update", GUINT_TO_POINTER (FALSE));
935 return TRUE;
936 }
938 return FALSE;
939 }
942 /**
943 * \brief Creates a new widget for the line stroke style.
944 *
945 */
946 GtkWidget *
947 sp_stroke_style_line_widget_new(void)
948 {
949 GtkWidget *spw, *f, *t, *hb, *sb, *us, *tb, *ds;
950 GtkObject *a;
952 GtkTooltips *tt = gtk_tooltips_new();
954 spw = sp_widget_new_global(INKSCAPE);
956 f = gtk_hbox_new (FALSE, 0);
957 gtk_widget_show(f);
958 gtk_container_add(GTK_CONTAINER(spw), f);
960 t = gtk_table_new(3, 6, FALSE);
961 gtk_widget_show(t);
962 gtk_container_set_border_width(GTK_CONTAINER(t), 4);
963 gtk_table_set_row_spacings(GTK_TABLE(t), 4);
964 gtk_container_add(GTK_CONTAINER(f), t);
965 gtk_object_set_data(GTK_OBJECT(spw), "stroke", t);
967 gint i = 0;
969 /* Stroke width */
970 spw_label(t, _("Width:"), 0, i);
972 hb = spw_hbox(t, 3, 1, i);
974 // TODO: when this is gtkmmified, use an Inkscape::UI::Widget::ScalarUnit instead of the separate
975 // spinbutton and unit selector for stroke width. In sp_stroke_style_line_update, use
976 // setHundredPercent to remember the aeraged width corresponding to 100%. Then the
977 // stroke_width_set_unit will be removed (because ScalarUnit takes care of conversions itself), and
978 // with it, the two remaining calls of stroke_average_width, allowing us to get rid of that
979 // function in desktop-style.
981 a = gtk_adjustment_new(1.0, 0.0, 1000.0, 0.1, 10.0, 10.0);
982 gtk_object_set_data(GTK_OBJECT(spw), "width", a);
983 sb = gtk_spin_button_new(GTK_ADJUSTMENT(a), 0.1, 3);
984 gtk_tooltips_set_tip(tt, sb, _("Stroke width"), NULL);
985 gtk_widget_show(sb);
987 sp_dialog_defocus_on_enter(sb);
989 gtk_box_pack_start(GTK_BOX(hb), sb, FALSE, FALSE, 0);
990 us = sp_unit_selector_new(SP_UNIT_ABSOLUTE | SP_UNIT_DEVICE);
991 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
992 if (desktop)
993 sp_unit_selector_set_unit (SP_UNIT_SELECTOR(us), sp_desktop_namedview(desktop)->doc_units);
994 sp_unit_selector_add_unit(SP_UNIT_SELECTOR(us), &sp_unit_get_by_id(SP_UNIT_PERCENT), 0);
995 g_signal_connect ( G_OBJECT (us), "set_unit", G_CALLBACK (stroke_width_set_unit), spw );
996 gtk_widget_show(us);
997 sp_unit_selector_add_adjustment( SP_UNIT_SELECTOR(us), GTK_ADJUSTMENT(a) );
998 gtk_box_pack_start(GTK_BOX(hb), us, FALSE, FALSE, 0);
999 gtk_object_set_data(GTK_OBJECT(spw), "units", us);
1001 gtk_signal_connect( GTK_OBJECT(a), "value_changed", GTK_SIGNAL_FUNC(sp_stroke_style_width_changed), spw );
1002 i++;
1004 /* Join type */
1005 // TRANSLATORS: The line join style specifies the shape to be used at the
1006 // corners of paths. It can be "miter", "round" or "bevel".
1007 spw_label(t, _("Join:"), 0, i);
1009 hb = spw_hbox(t, 3, 1, i);
1011 tb = NULL;
1013 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_MITER,
1014 hb, spw, "join", "miter");
1016 // TRANSLATORS: Miter join: joining lines with a sharp (pointed) corner.
1017 // For an example, draw a triangle with a large stroke width and modify the
1018 // "Join" option (in the Fill and Stroke dialog).
1019 gtk_tooltips_set_tip(tt, tb, _("Miter join"), NULL);
1021 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_ROUND,
1022 hb, spw, "join", "round");
1024 // TRANSLATORS: Round join: joining lines with a rounded corner.
1025 // For an example, draw a triangle with a large stroke width and modify the
1026 // "Join" option (in the Fill and Stroke dialog).
1027 gtk_tooltips_set_tip(tt, tb, _("Round join"), NULL);
1029 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_BEVEL,
1030 hb, spw, "join", "bevel");
1032 // TRANSLATORS: Bevel join: joining lines with a blunted (flattened) corner.
1033 // For an example, draw a triangle with a large stroke width and modify the
1034 // "Join" option (in the Fill and Stroke dialog).
1035 gtk_tooltips_set_tip(tt, tb, _("Bevel join"), NULL);
1037 i++;
1039 /* Miterlimit */
1040 // TRANSLATORS: Miter limit: only for "miter join", this limits the length
1041 // of the sharp "spike" when the lines connect at too sharp an angle.
1042 // When two line segments meet at a sharp angle, a miter join results in a
1043 // spike that extends well beyond the connection point. The purpose of the
1044 // miter limit is to cut off such spikes (i.e. convert them into bevels)
1045 // when they become too long.
1046 spw_label(t, _("Miter limit:"), 0, i);
1048 hb = spw_hbox(t, 3, 1, i);
1050 a = gtk_adjustment_new(4.0, 0.0, 100.0, 0.1, 10.0, 10.0);
1051 gtk_object_set_data(GTK_OBJECT(spw), "miterlimit", a);
1053 sb = gtk_spin_button_new(GTK_ADJUSTMENT(a), 0.1, 2);
1054 gtk_tooltips_set_tip(tt, sb, _("Maximum length of the miter (in units of stroke width)"), NULL);
1055 gtk_widget_show(sb);
1056 gtk_object_set_data(GTK_OBJECT(spw), "miterlimit_sb", sb);
1057 sp_dialog_defocus_on_enter(sb);
1059 gtk_box_pack_start(GTK_BOX(hb), sb, FALSE, FALSE, 0);
1061 gtk_signal_connect( GTK_OBJECT(a), "value_changed",
1062 GTK_SIGNAL_FUNC(sp_stroke_style_miterlimit_changed), spw );
1063 i++;
1065 /* Cap type */
1066 // TRANSLATORS: cap type specifies the shape for the ends of lines
1067 spw_label(t, _("Cap:"), 0, i);
1069 hb = spw_hbox(t, 3, 1, i);
1071 tb = NULL;
1073 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_BUTT,
1074 hb, spw, "cap", "butt");
1076 // TRANSLATORS: Butt cap: the line shape does not extend beyond the end point
1077 // of the line; the ends of the line are square
1078 gtk_tooltips_set_tip(tt, tb, _("Butt cap"), NULL);
1080 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_ROUND,
1081 hb, spw, "cap", "round");
1083 // TRANSLATORS: Round cap: the line shape extends beyond the end point of the
1084 // line; the ends of the line are rounded
1085 gtk_tooltips_set_tip(tt, tb, _("Round cap"), NULL);
1087 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_SQUARE,
1088 hb, spw, "cap", "square");
1090 // TRANSLATORS: Square cap: the line shape extends beyond the end point of the
1091 // line; the ends of the line are square
1092 gtk_tooltips_set_tip(tt, tb, _("Square cap"), NULL);
1094 i++;
1097 /* Dash */
1098 spw_label(t, _("Dashes:"), 0, i);
1099 ds = sp_dash_selector_new( inkscape_get_repr( INKSCAPE,
1100 "palette.dashes") );
1102 gtk_widget_show(ds);
1103 gtk_table_attach( GTK_TABLE(t), ds, 1, 4, i, i+1,
1104 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1105 (GtkAttachOptions)0, 0, 0 );
1106 gtk_object_set_data(GTK_OBJECT(spw), "dash", ds);
1107 gtk_signal_connect( GTK_OBJECT(ds), "changed",
1108 GTK_SIGNAL_FUNC(sp_stroke_style_line_dash_changed),
1109 spw );
1110 i++;
1112 /* Drop down marker selectors*/
1114 // doing this here once, instead of for each preview, to speed things up
1115 SPDocument *sandbox = ink_markers_preview_doc ();
1117 // TRANSLATORS: Path markers are an SVG feature that allows you to attach arbitrary shapes
1118 // (arrowheads, bullets, faces, whatever) to the start, end, or middle nodes of a path.
1119 spw_label(t, _("Start Markers:"), 0, i);
1120 GtkWidget *mnu = ink_marker_menu( spw ,"marker-start", sandbox);
1121 gtk_signal_connect( GTK_OBJECT(mnu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1122 gtk_widget_show(mnu);
1123 gtk_table_attach( GTK_TABLE(t), mnu, 1, 4, i, i+1,
1124 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1125 (GtkAttachOptions)0, 0, 0 );
1126 gtk_object_set_data(GTK_OBJECT(spw), "start_mark_menu", mnu);
1128 i++;
1129 spw_label(t, _("Mid Markers:"), 0, i);
1130 mnu = NULL;
1131 mnu = ink_marker_menu( spw ,"marker-mid", sandbox);
1132 gtk_signal_connect( GTK_OBJECT(mnu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1133 gtk_widget_show(mnu);
1134 gtk_table_attach( GTK_TABLE(t), mnu, 1, 4, i, i+1,
1135 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1136 (GtkAttachOptions)0, 0, 0 );
1137 gtk_object_set_data(GTK_OBJECT(spw), "mid_mark_menu", mnu);
1139 i++;
1140 spw_label(t, _("End Markers:"), 0, i);
1141 mnu = NULL;
1142 mnu = ink_marker_menu( spw ,"marker-end", sandbox);
1143 gtk_signal_connect( GTK_OBJECT(mnu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1144 gtk_widget_show(mnu);
1145 gtk_table_attach( GTK_TABLE(t), mnu, 1, 4, i, i+1,
1146 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1147 (GtkAttachOptions)0, 0, 0 );
1148 gtk_object_set_data(GTK_OBJECT(spw), "end_mark_menu", mnu);
1150 i++;
1152 gtk_signal_connect( GTK_OBJECT(spw), "construct",
1153 GTK_SIGNAL_FUNC(sp_stroke_style_line_construct),
1154 NULL );
1155 gtk_signal_connect( GTK_OBJECT(spw), "modify_selection",
1156 GTK_SIGNAL_FUNC(sp_stroke_style_line_selection_modified),
1157 NULL );
1158 gtk_signal_connect( GTK_OBJECT(spw), "change_selection",
1159 GTK_SIGNAL_FUNC(sp_stroke_style_line_selection_changed),
1160 NULL );
1162 sp_stroke_style_line_update( SP_WIDGET(spw), desktop ? sp_desktop_selection(desktop) : NULL);
1164 return spw;
1165 }
1169 static void
1170 sp_stroke_style_line_construct(SPWidget *spw, gpointer data)
1171 {
1173 #ifdef SP_SS_VERBOSE
1174 g_print( "Stroke style widget constructed: inkscape %p repr %p\n",
1175 spw->inkscape, spw->repr );
1176 #endif
1177 if (spw->inkscape) {
1178 sp_stroke_style_line_update(spw,
1179 ( SP_ACTIVE_DESKTOP
1180 ? sp_desktop_selection(SP_ACTIVE_DESKTOP)
1181 : NULL ));
1182 }
1183 }
1185 static void
1186 sp_stroke_style_line_selection_modified ( SPWidget *spw,
1187 Inkscape::Selection *selection,
1188 guint flags,
1189 gpointer data )
1190 {
1191 if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG)) {
1192 sp_stroke_style_line_update (spw, selection);
1193 }
1195 }
1197 static void
1198 sp_stroke_style_line_selection_changed ( SPWidget *spw,
1199 Inkscape::Selection *selection,
1200 gpointer data )
1201 {
1202 sp_stroke_style_line_update (spw, selection);
1203 }
1206 static void
1207 sp_dash_selector_set_from_style (GtkWidget *dsel, SPStyle *style)
1208 {
1209 if (style->stroke_dash.n_dash > 0) {
1210 double d[64];
1211 int len = MIN(style->stroke_dash.n_dash, 64);
1212 for (int i = 0; i < len; i++) {
1213 if (style->stroke_width.computed != 0)
1214 d[i] = style->stroke_dash.dash[i] / style->stroke_width.computed;
1215 else
1216 d[i] = style->stroke_dash.dash[i]; // is there a better thing to do for stroke_width==0?
1217 }
1218 sp_dash_selector_set_dash(SP_DASH_SELECTOR(dsel), len, d,
1219 style->stroke_width.computed != 0?
1220 style->stroke_dash.offset / style->stroke_width.computed :
1221 style->stroke_dash.offset);
1222 } else {
1223 sp_dash_selector_set_dash(SP_DASH_SELECTOR(dsel), 0, NULL, 0.0);
1224 }
1225 }
1227 static void
1228 sp_jointype_set (SPWidget *spw, unsigned const jointype)
1229 {
1230 GtkWidget *tb = NULL;
1231 switch (jointype) {
1232 case SP_STROKE_LINEJOIN_MITER:
1233 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_MITER));
1234 break;
1235 case SP_STROKE_LINEJOIN_ROUND:
1236 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_ROUND));
1237 break;
1238 case SP_STROKE_LINEJOIN_BEVEL:
1239 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_BEVEL));
1240 break;
1241 default:
1242 break;
1243 }
1244 sp_stroke_style_set_join_buttons (spw, tb);
1245 }
1247 static void
1248 sp_captype_set (SPWidget *spw, unsigned const captype)
1249 {
1250 GtkWidget *tb = NULL;
1251 switch (captype) {
1252 case SP_STROKE_LINECAP_BUTT:
1253 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_BUTT));
1254 break;
1255 case SP_STROKE_LINECAP_ROUND:
1256 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_ROUND));
1257 break;
1258 case SP_STROKE_LINECAP_SQUARE:
1259 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_SQUARE));
1260 break;
1261 default:
1262 break;
1263 }
1264 sp_stroke_style_set_cap_buttons (spw, tb);
1265 }
1267 static void
1268 sp_stroke_style_line_update(SPWidget *spw, Inkscape::Selection *sel)
1269 {
1270 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1271 return;
1272 }
1274 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
1276 GtkWidget *sset = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "stroke"));
1277 GtkObject *width = GTK_OBJECT(gtk_object_get_data(GTK_OBJECT(spw), "width"));
1278 GtkObject *ml = GTK_OBJECT(gtk_object_get_data(GTK_OBJECT(spw), "miterlimit"));
1279 GtkWidget *us = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "units"));
1280 GtkWidget *dsel = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "dash"));
1282 // create temporary style
1283 SPStyle *query = sp_style_new ();
1284 // query into it
1285 int result_sw = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEWIDTH);
1286 int result_ml = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEMITERLIMIT);
1287 int result_cap = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKECAP);
1288 int result_join = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEJOIN);
1290 if (result_sw == QUERY_STYLE_NOTHING) {
1291 /* No objects stroked, set insensitive */
1292 gtk_widget_set_sensitive(sset, FALSE);
1294 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
1295 return;
1296 } else {
1297 gtk_widget_set_sensitive(sset, TRUE);
1299 SPUnit const *unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(us));
1301 if (result_sw == QUERY_STYLE_MULTIPLE_AVERAGED) {
1302 sp_unit_selector_set_unit(SP_UNIT_SELECTOR(us), &sp_unit_get_by_id(SP_UNIT_PERCENT));
1303 } else {
1304 // same width, or only one object; no sense to keep percent, switch to absolute
1305 if (unit->base != SP_UNIT_ABSOLUTE && unit->base != SP_UNIT_DEVICE) {
1306 sp_unit_selector_set_unit(SP_UNIT_SELECTOR(us), sp_desktop_namedview(SP_ACTIVE_DESKTOP)->doc_units);
1307 }
1308 }
1310 unit = sp_unit_selector_get_unit (SP_UNIT_SELECTOR (us));
1312 if (unit->base == SP_UNIT_ABSOLUTE || unit->base == SP_UNIT_DEVICE) {
1313 double avgwidth = sp_pixels_get_units (query->stroke_width.computed, *unit);
1314 gtk_adjustment_set_value(GTK_ADJUSTMENT(width), avgwidth);
1315 } else {
1316 gtk_adjustment_set_value(GTK_ADJUSTMENT(width), 100);
1317 }
1318 }
1320 if (result_ml != QUERY_STYLE_NOTHING)
1321 gtk_adjustment_set_value(GTK_ADJUSTMENT(ml), query->stroke_miterlimit.value); // TODO: reflect averagedness?
1323 if (result_join != QUERY_STYLE_MULTIPLE_DIFFERENT) {
1324 sp_jointype_set (spw, query->stroke_linejoin.value);
1325 } else {
1326 sp_stroke_style_set_join_buttons(spw, NULL);
1327 }
1329 if (result_cap != QUERY_STYLE_MULTIPLE_DIFFERENT) {
1330 sp_captype_set (spw, query->stroke_linecap.value);
1331 } else {
1332 sp_stroke_style_set_cap_buttons(spw, NULL);
1333 }
1335 g_free (query);
1337 GSList const *objects = sel->itemList();
1338 SPObject * const object = SP_OBJECT(objects->data);
1339 SPStyle * const style = SP_OBJECT_STYLE(object);
1341 /* Markers */
1342 sp_stroke_style_update_marker_menus(spw, objects); // FIXME: make this desktop query too
1344 /* Dash */
1345 sp_dash_selector_set_from_style (dsel, style); // FIXME: make this desktop query too
1347 gtk_widget_set_sensitive(sset, TRUE);
1349 gtk_object_set_data(GTK_OBJECT(spw), "update",
1350 GINT_TO_POINTER(FALSE));
1351 }
1353 static void
1354 sp_stroke_style_set_scaled_dash(SPCSSAttr *css,
1355 int ndash, double *dash, double offset,
1356 double scale)
1357 {
1358 if (ndash > 0) {
1359 Inkscape::CSSOStringStream osarray;
1360 for (int i = 0; i < ndash; i++) {
1361 osarray << dash[i] * scale;
1362 if (i < (ndash - 1)) {
1363 osarray << ",";
1364 }
1365 }
1366 sp_repr_css_set_property(css, "stroke-dasharray", osarray.str().c_str());
1368 Inkscape::CSSOStringStream osoffset;
1369 osoffset << offset * scale;
1370 sp_repr_css_set_property(css, "stroke-dashoffset", osoffset.str().c_str());
1371 } else {
1372 sp_repr_css_set_property(css, "stroke-dasharray", "none");
1373 sp_repr_css_set_property(css, "stroke-dashoffset", NULL);
1374 }
1375 }
1377 static void
1378 sp_stroke_style_scale_line(SPWidget *spw)
1379 {
1380 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1381 return;
1382 }
1384 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
1386 GtkAdjustment *wadj = GTK_ADJUSTMENT(gtk_object_get_data(GTK_OBJECT(spw), "width"));
1387 SPUnitSelector *us = SP_UNIT_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "units"));
1388 SPDashSelector *dsel = SP_DASH_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "dash"));
1389 GtkAdjustment *ml = GTK_ADJUSTMENT(gtk_object_get_data(GTK_OBJECT(spw), "miterlimit"));
1391 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1392 SPDocument *document = sp_desktop_document (desktop);
1393 Inkscape::Selection *selection = sp_desktop_selection (desktop);
1395 GSList const *items = selection->itemList();
1397 /* TODO: Create some standardized method */
1398 SPCSSAttr *css = sp_repr_css_attr_new();
1400 if (items) {
1402 double width_typed = wadj->value;
1403 double const miterlimit = ml->value;
1405 SPUnit const *const unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(us));
1407 double *dash, offset;
1408 int ndash;
1409 sp_dash_selector_get_dash(dsel, &ndash, &dash, &offset);
1411 for (GSList const *i = items; i != NULL; i = i->next) {
1412 /* Set stroke width */
1413 double width;
1414 if (unit->base == SP_UNIT_ABSOLUTE || unit->base == SP_UNIT_DEVICE) {
1415 width = sp_units_get_pixels (width_typed, *unit);
1416 } else { // percentage
1417 gdouble old_w = SP_OBJECT_STYLE (i->data)->stroke_width.computed;
1418 width = old_w * width_typed / 100;
1419 }
1421 {
1422 Inkscape::CSSOStringStream os_width;
1423 os_width << width;
1424 sp_repr_css_set_property(css, "stroke-width", os_width.str().c_str());
1425 }
1427 {
1428 Inkscape::CSSOStringStream os_ml;
1429 os_ml << miterlimit;
1430 sp_repr_css_set_property(css, "stroke-miterlimit", os_ml.str().c_str());
1431 }
1433 /* Set dash */
1434 sp_stroke_style_set_scaled_dash(css, ndash, dash, offset, width);
1436 sp_desktop_apply_css_recursive (SP_OBJECT(i->data), css, true);
1437 }
1439 g_free(dash);
1441 if (unit->base != SP_UNIT_ABSOLUTE && unit->base != SP_UNIT_DEVICE) {
1442 // reset to 100 percent
1443 gtk_adjustment_set_value (wadj, 100.0);
1444 }
1446 }
1448 // we have already changed the items, so set style without changing selection
1449 // FIXME: move the above stroke-setting stuff, including percentages, to desktop-style
1450 sp_desktop_set_style (desktop, css, false);
1452 sp_repr_css_attr_unref(css);
1454 sp_document_done(document);
1456 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
1457 }
1461 static void
1462 sp_stroke_style_width_changed(GtkAdjustment *adj, SPWidget *spw)
1463 {
1464 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1465 return;
1466 }
1468 sp_stroke_style_scale_line(spw);
1469 }
1471 static void
1472 sp_stroke_style_miterlimit_changed(GtkAdjustment *adj, SPWidget *spw)
1473 {
1474 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1475 return;
1476 }
1478 sp_stroke_style_scale_line(spw);
1479 }
1481 static void
1482 sp_stroke_style_line_dash_changed(SPDashSelector *dsel, SPWidget *spw)
1483 {
1484 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1485 return;
1486 }
1488 sp_stroke_style_scale_line(spw);
1489 }
1493 /**
1494 * \brief This routine handles toggle events for buttons in the stroke style
1495 * dialog.
1496 * When activated, this routine gets the data for the various widgets, and then
1497 * calls the respective routines to update css properties, etc.
1498 *
1499 */
1500 static void
1501 sp_stroke_style_any_toggled(GtkToggleButton *tb, SPWidget *spw)
1502 {
1503 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1504 return;
1505 }
1507 if (gtk_toggle_button_get_active(tb)) {
1509 gchar const *join
1510 = static_cast<gchar const *>(gtk_object_get_data(GTK_OBJECT(tb), "join"));
1511 gchar const *cap
1512 = static_cast<gchar const *>(gtk_object_get_data(GTK_OBJECT(tb), "cap"));
1514 if (join) {
1515 GtkWidget *ml = GTK_WIDGET(g_object_get_data(G_OBJECT(spw), "miterlimit_sb"));
1516 gtk_widget_set_sensitive (ml, !strcmp(join, "miter"));
1517 }
1519 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1521 /* TODO: Create some standardized method */
1522 SPCSSAttr *css = sp_repr_css_attr_new();
1524 if (join) {
1525 sp_repr_css_set_property(css, "stroke-linejoin", join);
1527 sp_desktop_set_style (desktop, css);
1529 sp_stroke_style_set_join_buttons(spw, GTK_WIDGET(tb));
1530 } else if (cap) {
1531 sp_repr_css_set_property(css, "stroke-linecap", cap);
1533 sp_desktop_set_style (desktop, css);
1535 sp_stroke_style_set_cap_buttons(spw, GTK_WIDGET(tb));
1536 }
1538 sp_repr_css_attr_unref(css);
1540 sp_document_done(sp_desktop_document(desktop));
1541 }
1542 }
1545 static void
1546 sp_stroke_style_set_join_buttons(SPWidget *spw, GtkWidget *active)
1547 {
1548 GtkWidget *tb;
1550 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1551 INKSCAPE_STOCK_JOIN_MITER) );
1552 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1554 GtkWidget *ml = GTK_WIDGET(g_object_get_data(G_OBJECT(spw), "miterlimit_sb"));
1555 gtk_widget_set_sensitive(ml, (active == tb));
1557 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1558 INKSCAPE_STOCK_JOIN_ROUND) );
1559 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1560 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1561 INKSCAPE_STOCK_JOIN_BEVEL) );
1562 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1563 }
1567 static void
1568 sp_stroke_style_set_cap_buttons(SPWidget *spw, GtkWidget *active)
1569 {
1570 GtkWidget *tb;
1572 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1573 INKSCAPE_STOCK_CAP_BUTT));
1574 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1575 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1576 INKSCAPE_STOCK_CAP_ROUND) );
1577 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1578 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1579 INKSCAPE_STOCK_CAP_SQUARE) );
1580 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1581 }
1583 static void
1584 ink_marker_menu_set_current(SPObject *marker, GtkOptionMenu *mnu)
1585 {
1586 gtk_object_set_data(GTK_OBJECT(mnu), "update", GINT_TO_POINTER(TRUE));
1588 GtkMenu *m = GTK_MENU(gtk_option_menu_get_menu(mnu));
1589 if (marker != NULL) {
1590 bool mark_is_stock = false;
1591 if (SP_OBJECT_REPR(marker)->attribute("inkscape:stockid"))
1592 mark_is_stock = true;
1594 gchar *markname;
1595 if (mark_is_stock)
1596 markname = g_strdup(SP_OBJECT_REPR(marker)->attribute("inkscape:stockid"));
1597 else
1598 markname = g_strdup(SP_OBJECT_REPR(marker)->attribute("id"));
1600 int markpos = 0;
1601 GList *kids = GTK_MENU_SHELL(m)->children;
1602 int i = 0;
1603 for (; kids != NULL; kids = kids->next) {
1604 gchar *mark = (gchar *) g_object_get_data(G_OBJECT(kids->data), "marker");
1605 if ( mark && strcmp(mark, markname) == 0 ) {
1606 if ( mark_is_stock && !strcmp((gchar *) g_object_get_data(G_OBJECT(kids->data), "stockid"), "true"))
1607 markpos = i;
1608 if ( !mark_is_stock && !strcmp((gchar *) g_object_get_data(G_OBJECT(kids->data), "stockid"), "false"))
1609 markpos = i;
1610 }
1611 i++;
1612 }
1613 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), markpos);
1615 g_free (markname);
1616 }
1617 else {
1618 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
1619 }
1620 gtk_object_set_data(GTK_OBJECT(mnu), "update", GINT_TO_POINTER(FALSE));
1621 }
1623 static void
1624 sp_stroke_style_update_marker_menus( SPWidget *spw,
1625 GSList const *objects)
1626 {
1627 struct { char const *key; int loc; } const keyloc[] = {
1628 { "start_mark_menu", SP_MARKER_LOC_START },
1629 { "mid_mark_menu", SP_MARKER_LOC_MID },
1630 { "end_mark_menu", SP_MARKER_LOC_END }
1631 };
1633 bool all_texts = true;
1634 for (GSList *i = (GSList *) objects; i != NULL; i = i->next) {
1635 if (!SP_IS_TEXT (i->data)) {
1636 all_texts = false;
1637 }
1638 }
1640 for (unsigned i = 0; i < G_N_ELEMENTS(keyloc); ++i) {
1641 GtkOptionMenu *mnu = (GtkOptionMenu *) g_object_get_data(G_OBJECT(spw), keyloc[i].key);
1642 if (all_texts) {
1643 // Per SVG spec, text objects cannot have markers; disable menus if only texts are selected
1644 gtk_widget_set_sensitive (GTK_WIDGET(mnu), FALSE);
1645 } else {
1646 gtk_widget_set_sensitive (GTK_WIDGET(mnu), TRUE);
1647 }
1648 }
1650 // We show markers of the first object in the list only
1651 // FIXME: use the first in the list that has the marker of each type, if any
1652 SPObject *object = SP_OBJECT(objects->data);
1654 for (unsigned i = 0; i < G_N_ELEMENTS(keyloc); ++i) {
1655 // For all three marker types,
1657 // find the corresponding menu
1658 GtkOptionMenu *mnu = (GtkOptionMenu *) g_object_get_data(G_OBJECT(spw), keyloc[i].key);
1660 // Quit if we're in update state
1661 if (gtk_object_get_data(GTK_OBJECT(mnu), "update")) {
1662 return;
1663 }
1665 if (object->style->marker[keyloc[i].loc].value != NULL && !all_texts) {
1666 // If the object has this type of markers,
1668 // Extract the name of the marker that the object uses
1669 SPObject *marker = ink_extract_marker_name(object->style->marker[keyloc[i].loc].value);
1670 // Scroll the menu to that marker
1671 ink_marker_menu_set_current (marker, mnu);
1673 } else {
1674 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
1675 }
1676 }
1677 }
1680 /** Extract the actual name of the link
1681 * e.g. get mTriangle from url(#mTriangle).
1682 * \return Buffer containing the actual name, allocated from GLib;
1683 * the caller should free the buffer when they no longer need it.
1684 */
1685 static SPObject*
1686 ink_extract_marker_name(gchar const *n)
1687 {
1688 gchar const *p = n;
1689 while (*p != '\0' && *p != '#') {
1690 p++;
1691 }
1693 if (*p == '\0' || p[1] == '\0') {
1694 return NULL;
1695 }
1697 p++;
1698 int c = 0;
1699 while (p[c] != '\0' && p[c] != ')') {
1700 c++;
1701 }
1703 if (p[c] == '\0') {
1704 return NULL;
1705 }
1707 gchar* b = g_strdup(p);
1708 b[c] = '\0';
1711 SPDesktop *desktop = inkscape_active_desktop();
1712 SPDocument *doc = sp_desktop_document(desktop);
1713 SPObject *marker = doc->getObjectById(b);
1714 return marker;
1715 }
1718 /*
1719 Local Variables:
1720 mode:c++
1721 c-file-style:"stroustrup"
1722 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1723 indent-tabs-mode:nil
1724 fill-column:99
1725 End:
1726 */
1727 // vim: filetype=c++:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :