08f3d90317fd5c8c76966f0de65041c8fb059510
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.org>
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 "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"
59 #include "ui/cache/svg_preview_cache.h"
61 #include "dialogs/stroke-style.h"
64 /* Paint */
66 static void sp_stroke_style_paint_construct(SPWidget *spw, SPPaintSelector *psel);
67 static void sp_stroke_style_paint_selection_modified (SPWidget *spw, Inkscape::Selection *selection, guint flags, SPPaintSelector *psel);
68 static void sp_stroke_style_paint_selection_changed (SPWidget *spw, Inkscape::Selection *selection, SPPaintSelector *psel);
69 static void sp_stroke_style_paint_update(SPWidget *spw);
71 static void sp_stroke_style_paint_mode_changed(SPPaintSelector *psel, SPPaintSelectorMode mode, SPWidget *spw);
72 static void sp_stroke_style_paint_dragged(SPPaintSelector *psel, SPWidget *spw);
73 static void sp_stroke_style_paint_changed(SPPaintSelector *psel, SPWidget *spw);
75 static void sp_stroke_style_widget_change_subselection ( Inkscape::Application *inkscape, SPDesktop *desktop, SPWidget *spw );
76 static void sp_stroke_style_widget_transientize_callback(Inkscape::Application *inkscape,
77 SPDesktop *desktop,
78 SPWidget *spw );
80 /** Marker selection option menus */
81 static GtkWidget * marker_start_menu = NULL;
82 static GtkWidget * marker_mid_menu = NULL;
83 static GtkWidget * marker_end_menu = NULL;
85 static SPObject *ink_extract_marker_name(gchar const *n);
86 static void ink_markers_menu_update(SPWidget* spw);
88 static Inkscape::UI::Cache::SvgPreview svg_preview_cache;
90 /**
91 * Create the stroke style widget, and hook up all the signals.
92 */
93 GtkWidget *
94 sp_stroke_style_paint_widget_new(void)
95 {
96 GtkWidget *spw, *psel;
98 spw = sp_widget_new_global(INKSCAPE);
100 psel = sp_paint_selector_new(false); // without fillrule selector
101 gtk_widget_show(psel);
102 gtk_container_add(GTK_CONTAINER(spw), psel);
103 gtk_object_set_data(GTK_OBJECT(spw), "paint-selector", psel);
105 gtk_signal_connect(GTK_OBJECT(spw), "construct",
106 GTK_SIGNAL_FUNC(sp_stroke_style_paint_construct),
107 psel);
108 gtk_signal_connect(GTK_OBJECT(spw), "modify_selection",
109 GTK_SIGNAL_FUNC(sp_stroke_style_paint_selection_modified),
110 psel);
111 gtk_signal_connect(GTK_OBJECT(spw), "change_selection",
112 GTK_SIGNAL_FUNC(sp_stroke_style_paint_selection_changed),
113 psel);
115 g_signal_connect (INKSCAPE, "change_subselection", G_CALLBACK (sp_stroke_style_widget_change_subselection), spw);
117 g_signal_connect (G_OBJECT(INKSCAPE), "activate_desktop", G_CALLBACK (sp_stroke_style_widget_transientize_callback), spw );
119 gtk_signal_connect(GTK_OBJECT(psel), "mode_changed",
120 GTK_SIGNAL_FUNC(sp_stroke_style_paint_mode_changed),
121 spw);
122 gtk_signal_connect(GTK_OBJECT(psel), "dragged",
123 GTK_SIGNAL_FUNC(sp_stroke_style_paint_dragged),
124 spw);
125 gtk_signal_connect(GTK_OBJECT(psel), "changed",
126 GTK_SIGNAL_FUNC(sp_stroke_style_paint_changed),
127 spw);
129 sp_stroke_style_paint_update (SP_WIDGET(spw));
130 return spw;
131 }
133 /**
134 * On construction, simply does an update of the stroke style paint object.
135 */
136 static void
137 sp_stroke_style_paint_construct(SPWidget *spw, SPPaintSelector *psel)
138 {
139 (void)psel;
140 #ifdef SP_SS_VERBOSE
141 g_print( "Stroke style widget constructed: inkscape %p repr %p\n",
142 spw->inkscape, spw->repr );
143 #endif
144 if (spw->inkscape) {
145 sp_stroke_style_paint_update (spw);
146 }
147 }
149 /**
150 * On signal modified, invokes an update of the stroke style paint object.
151 */
152 static void
153 sp_stroke_style_paint_selection_modified ( SPWidget *spw,
154 Inkscape::Selection *selection,
155 guint flags,
156 SPPaintSelector *psel)
157 {
158 (void)selection;
159 if (flags & ( SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG |
160 SP_OBJECT_STYLE_MODIFIED_FLAG) ) {
161 sp_stroke_style_paint_update(spw);
162 }
163 }
166 /**
167 * On signal selection changed, invokes an update of the stroke style paint object.
168 */
169 static void
170 sp_stroke_style_paint_selection_changed ( SPWidget *spw,
171 Inkscape::Selection *selection,
172 SPPaintSelector *psel )
173 {
174 (void)selection;
175 sp_stroke_style_paint_update (spw);
176 }
179 /**
180 * On signal change subselection, invoke an update of the stroke style widget.
181 */
182 static void
183 sp_stroke_style_widget_change_subselection ( Inkscape::Application *inkscape,
184 SPDesktop *desktop,
185 SPWidget *spw )
186 {
187 (void)inkscape;
188 sp_stroke_style_paint_update (spw);
189 }
191 /**
192 * Gets the active stroke style property, then sets the appropriate color, alpha, gradient,
193 * pattern, etc. for the paint-selector.
194 */
195 static void
196 sp_stroke_style_paint_update (SPWidget *spw)
197 {
198 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
199 return;
200 }
202 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
204 SPPaintSelector *psel = SP_PAINT_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "paint-selector"));
206 // create temporary style
207 SPStyle *query = sp_style_new (SP_ACTIVE_DOCUMENT);
208 // query into it
209 int result = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKE);
211 switch (result) {
212 case QUERY_STYLE_NOTHING:
213 {
214 /* No paint at all */
215 sp_paint_selector_set_mode (psel, SP_PAINT_SELECTOR_MODE_EMPTY);
216 break;
217 }
219 case QUERY_STYLE_SINGLE:
220 case QUERY_STYLE_MULTIPLE_AVERAGED: // TODO: treat this slightly differently, e.g. display "averaged" somewhere in paint selector
221 case QUERY_STYLE_MULTIPLE_SAME:
222 {
223 SPPaintSelectorMode pselmode = sp_style_determine_paint_selector_mode (query, false);
224 sp_paint_selector_set_mode (psel, pselmode);
226 if (query->stroke.set && query->stroke.isPaintserver()) {
228 SPPaintServer *server = SP_STYLE_STROKE_SERVER (query);
230 if (SP_IS_LINEARGRADIENT (server)) {
231 SPGradient *vector = sp_gradient_get_vector (SP_GRADIENT (server), FALSE);
232 sp_paint_selector_set_gradient_linear (psel, vector);
234 SPLinearGradient *lg = SP_LINEARGRADIENT (server);
235 sp_paint_selector_set_gradient_properties (psel,
236 SP_GRADIENT_UNITS (lg),
237 SP_GRADIENT_SPREAD (lg));
238 } else if (SP_IS_RADIALGRADIENT (server)) {
239 SPGradient *vector = sp_gradient_get_vector (SP_GRADIENT (server), FALSE);
240 sp_paint_selector_set_gradient_radial (psel, vector);
242 SPRadialGradient *rg = SP_RADIALGRADIENT (server);
243 sp_paint_selector_set_gradient_properties (psel,
244 SP_GRADIENT_UNITS (rg),
245 SP_GRADIENT_SPREAD (rg));
246 } else if (SP_IS_PATTERN (server)) {
247 SPPattern *pat = pattern_getroot (SP_PATTERN (server));
248 sp_update_pattern_list (psel, pat);
249 }
250 } else if (query->stroke.set && query->stroke.isColor()) {
251 sp_paint_selector_set_color_alpha (psel, &query->stroke.value.color, SP_SCALE24_TO_FLOAT (query->stroke_opacity.value));
253 }
254 break;
255 }
257 case QUERY_STYLE_MULTIPLE_DIFFERENT:
258 {
259 sp_paint_selector_set_mode (psel, SP_PAINT_SELECTOR_MODE_MULTIPLE);
260 break;
261 }
262 }
264 sp_style_unref(query);
266 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
267 }
269 /**
270 * When the mode is changed, invoke a regular changed handler.
271 */
272 static void
273 sp_stroke_style_paint_mode_changed( SPPaintSelector *psel,
274 SPPaintSelectorMode mode,
275 SPWidget *spw )
276 {
277 (void)mode;
278 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
279 return;
280 }
282 /* TODO: Does this work?
283 * Not really, here we have to get old color back from object
284 * Instead of relying on paint widget having meaningful colors set
285 */
286 sp_stroke_style_paint_changed(psel, spw);
287 }
289 static gchar *undo_label_1 = "stroke:flatcolor:1";
290 static gchar *undo_label_2 = "stroke:flatcolor:2";
291 static gchar *undo_label = undo_label_1;
293 /**
294 * When a drag callback occurs on a paint selector object, if it is a RGB or CMYK
295 * color mode, then set the stroke opacity to psel's flat color.
296 */
297 static void
298 sp_stroke_style_paint_dragged(SPPaintSelector *psel, SPWidget *spw)
299 {
300 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
301 return;
302 }
304 switch (psel->mode) {
305 case SP_PAINT_SELECTOR_MODE_COLOR_RGB:
306 case SP_PAINT_SELECTOR_MODE_COLOR_CMYK:
307 {
308 sp_paint_selector_set_flat_color (psel, SP_ACTIVE_DESKTOP, "stroke", "stroke-opacity");
309 sp_document_maybe_done (sp_desktop_document(SP_ACTIVE_DESKTOP), undo_label, SP_VERB_DIALOG_FILL_STROKE,
310 _("Set stroke color"));
311 break;
312 }
314 default:
315 g_warning( "file %s: line %d: Paint %d should not emit 'dragged'",
316 __FILE__, __LINE__, psel->mode);
317 break;
318 }
319 }
321 /**
322 * When the stroke style's paint settings change, this handler updates the
323 * repr's stroke css style and applies the style to relevant drawing items.
324 */
325 static void
326 sp_stroke_style_paint_changed(SPPaintSelector *psel, SPWidget *spw)
327 {
328 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
329 return;
330 }
331 g_object_set_data (G_OBJECT (spw), "update", GINT_TO_POINTER (TRUE));
333 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
334 SPDocument *document = sp_desktop_document (desktop);
335 Inkscape::Selection *selection = sp_desktop_selection (desktop);
337 GSList const *items = selection->itemList();
339 switch (psel->mode) {
340 case SP_PAINT_SELECTOR_MODE_EMPTY:
341 // This should not happen.
342 g_warning ( "file %s: line %d: Paint %d should not emit 'changed'",
343 __FILE__, __LINE__, psel->mode);
344 break;
345 case SP_PAINT_SELECTOR_MODE_MULTIPLE:
346 // This happens when you switch multiple objects with different gradients to flat color;
347 // nothing to do here.
348 break;
350 case SP_PAINT_SELECTOR_MODE_NONE:
351 {
352 SPCSSAttr *css = sp_repr_css_attr_new();
353 sp_repr_css_set_property(css, "stroke", "none");
355 sp_desktop_set_style (desktop, css);
357 sp_repr_css_attr_unref(css);
359 sp_document_done(document, SP_VERB_DIALOG_FILL_STROKE,
360 _("Remove stroke"));
361 break;
362 }
364 case SP_PAINT_SELECTOR_MODE_COLOR_RGB:
365 case SP_PAINT_SELECTOR_MODE_COLOR_CMYK:
366 {
367 sp_paint_selector_set_flat_color (psel, desktop, "stroke", "stroke-opacity");
368 sp_document_maybe_done (sp_desktop_document(desktop), undo_label, SP_VERB_DIALOG_FILL_STROKE,
369 _("Set stroke color"));
371 // on release, toggle undo_label so that the next drag will not be lumped with this one
372 if (undo_label == undo_label_1)
373 undo_label = undo_label_2;
374 else
375 undo_label = undo_label_1;
377 break;
378 }
380 case SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR:
381 case SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL:
382 if (items) {
383 SPGradientType const gradient_type = ( psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR
384 ? SP_GRADIENT_TYPE_LINEAR
385 : SP_GRADIENT_TYPE_RADIAL );
386 SPGradient *vector = sp_paint_selector_get_gradient_vector(psel);
387 if (!vector) {
388 /* No vector in paint selector should mean that we just changed mode */
390 SPStyle *query = sp_style_new (SP_ACTIVE_DOCUMENT);
391 int result = objects_query_fillstroke ((GSList *) items, query, false);
392 guint32 common_rgb = 0;
393 if (result == QUERY_STYLE_MULTIPLE_SAME) {
394 if (!query->fill.isColor()) {
395 common_rgb = sp_desktop_get_color(desktop, false);
396 } else {
397 common_rgb = query->stroke.value.color.toRGBA32( 0xff );
398 }
399 vector = sp_document_default_gradient_vector(document, common_rgb);
400 }
401 sp_style_unref(query);
403 for (GSList const *i = items; i != NULL; i = i->next) {
404 if (!vector) {
405 sp_item_set_gradient(SP_ITEM(i->data),
406 sp_gradient_vector_for_object(document, desktop, SP_OBJECT(i->data), false),
407 gradient_type, false);
408 } else {
409 sp_item_set_gradient(SP_ITEM(i->data), vector, gradient_type, false);
410 }
411 }
412 } else {
413 vector = sp_gradient_ensure_vector_normalized(vector);
414 for (GSList const *i = items; i != NULL; i = i->next) {
415 SPGradient *gr = sp_item_set_gradient(SP_ITEM(i->data), vector, gradient_type, false);
416 sp_gradient_selector_attrs_to_gradient(gr, psel);
417 }
418 }
420 sp_document_done(document, SP_VERB_DIALOG_FILL_STROKE,
421 _("Set gradient on stroke"));
422 }
423 break;
425 case SP_PAINT_SELECTOR_MODE_PATTERN:
427 if (items) {
429 SPPattern *pattern = sp_paint_selector_get_pattern (psel);
430 if (!pattern) {
432 /* No Pattern in paint selector should mean that we just
433 * changed mode - dont do jack.
434 */
436 } else {
437 Inkscape::XML::Node *patrepr = SP_OBJECT_REPR(pattern);
438 SPCSSAttr *css = sp_repr_css_attr_new ();
439 gchar *urltext = g_strdup_printf ("url(#%s)", patrepr->attribute("id"));
440 sp_repr_css_set_property (css, "stroke", urltext);
442 for (GSList const *i = items; i != NULL; i = i->next) {
443 Inkscape::XML::Node *selrepr = SP_OBJECT_REPR (i->data);
444 SPObject *selobj = SP_OBJECT (i->data);
445 if (!selrepr)
446 continue;
448 SPStyle *style = SP_OBJECT_STYLE (selobj);
449 if (style && style->stroke.isPaintserver()) {
450 SPObject *server = SP_OBJECT_STYLE_STROKE_SERVER (selobj);
451 if (SP_IS_PATTERN (server) && pattern_getroot (SP_PATTERN(server)) == pattern)
452 // only if this object's pattern is not rooted in our selected pattern, apply
453 continue;
454 }
456 sp_repr_css_change_recursive (selrepr, css, "style");
457 }
459 sp_repr_css_attr_unref (css);
460 g_free (urltext);
462 } // end if
464 sp_document_done (document, SP_VERB_DIALOG_FILL_STROKE,
465 _("Set pattern on stroke"));
466 } // end if
468 break;
470 case SP_PAINT_SELECTOR_MODE_UNSET:
471 if (items) {
472 SPCSSAttr *css = sp_repr_css_attr_new ();
473 sp_repr_css_unset_property (css, "stroke");
474 sp_repr_css_unset_property (css, "stroke-opacity");
475 sp_repr_css_unset_property (css, "stroke-width");
476 sp_repr_css_unset_property (css, "stroke-miterlimit");
477 sp_repr_css_unset_property (css, "stroke-linejoin");
478 sp_repr_css_unset_property (css, "stroke-linecap");
479 sp_repr_css_unset_property (css, "stroke-dashoffset");
480 sp_repr_css_unset_property (css, "stroke-dasharray");
482 sp_desktop_set_style (desktop, css);
483 sp_repr_css_attr_unref (css);
485 sp_document_done (document, SP_VERB_DIALOG_FILL_STROKE,
486 _("Unset stroke"));
487 }
488 break;
490 default:
491 g_warning( "file %s: line %d: Paint selector should not be in "
492 "mode %d",
493 __FILE__, __LINE__,
494 psel->mode );
495 break;
496 }
498 g_object_set_data (G_OBJECT (spw), "update", GINT_TO_POINTER (FALSE));
499 }
505 /* Line */
507 static void sp_stroke_style_line_construct(SPWidget *spw, gpointer data);
508 static void sp_stroke_style_line_selection_modified (SPWidget *spw,
509 Inkscape::Selection *selection,
510 guint flags,
511 gpointer data);
513 static void sp_stroke_style_line_selection_changed (SPWidget *spw,
514 Inkscape::Selection *selection,
515 gpointer data );
517 static void sp_stroke_style_line_update(SPWidget *spw, Inkscape::Selection *sel);
519 static void sp_stroke_style_set_join_buttons(SPWidget *spw,
520 GtkWidget *active);
522 static void sp_stroke_style_set_cap_buttons(SPWidget *spw,
523 GtkWidget *active);
525 static void sp_stroke_style_width_changed(GtkAdjustment *adj, SPWidget *spw);
526 static void sp_stroke_style_miterlimit_changed(GtkAdjustment *adj, SPWidget *spw);
527 static void sp_stroke_style_any_toggled(GtkToggleButton *tb, SPWidget *spw);
528 static void sp_stroke_style_line_dash_changed(SPDashSelector *dsel,
529 SPWidget *spw);
531 static void sp_stroke_style_update_marker_menus(SPWidget *spw, GSList const *objects);
534 /**
535 * Helper function for creating radio buttons. This should probably be re-thought out
536 * when reimplementing this with Gtkmm.
537 */
538 static GtkWidget *
539 sp_stroke_radio_button(GtkWidget *tb, char const *icon,
540 GtkWidget *hb, GtkWidget *spw,
541 gchar const *key, gchar const *data)
542 {
543 g_assert(icon != NULL);
544 g_assert(hb != NULL);
545 g_assert(spw != NULL);
547 if (tb == NULL) {
548 tb = gtk_radio_button_new(NULL);
549 } else {
550 tb = gtk_radio_button_new(gtk_radio_button_group(GTK_RADIO_BUTTON(tb)) );
551 }
553 gtk_widget_show(tb);
554 gtk_toggle_button_set_mode(GTK_TOGGLE_BUTTON(tb), FALSE);
555 gtk_box_pack_start(GTK_BOX(hb), tb, FALSE, FALSE, 0);
556 gtk_object_set_data(GTK_OBJECT(spw), icon, tb);
557 gtk_object_set_data(GTK_OBJECT(tb), key, (gpointer*)data);
558 gtk_signal_connect(GTK_OBJECT(tb), "toggled",
559 GTK_SIGNAL_FUNC(sp_stroke_style_any_toggled),
560 spw);
561 GtkWidget *px = sp_icon_new(Inkscape::ICON_SIZE_LARGE_TOOLBAR, icon);
562 g_assert(px != NULL);
563 gtk_widget_show(px);
564 gtk_container_add(GTK_CONTAINER(tb), px);
566 return tb;
568 }
570 static void
571 sp_stroke_style_widget_transientize_callback(Inkscape::Application *inkscape,
572 SPDesktop *desktop,
573 SPWidget *spw )
574 {
575 (void)inkscape;
576 (void)desktop;
577 (void)spw;
578 // TODO: Either of these will cause crashes sometimes
579 // sp_stroke_style_line_update( SP_WIDGET(spw), desktop ? sp_desktop_selection(desktop) : NULL);
580 // ink_markers_menu_update(spw);
581 }
583 /**
584 * Creates a copy of the marker named mname, determines its visible and renderable
585 * area in menu_id's bounding box, and then renders it. This allows us to fill in
586 * preview images of each marker in the marker menu.
587 */
588 static GtkWidget *
589 sp_marker_prev_new(unsigned psize, gchar const *mname,
590 SPDocument *source, SPDocument *sandbox,
591 gchar *menu_id, NRArena const *arena, unsigned visionkey, NRArenaItem *root)
592 {
593 (void)arena;
594 (void)visionkey;
595 // Retrieve the marker named 'mname' from the source SVG document
596 SPObject const *marker = source->getObjectById(mname);
597 if (marker == NULL)
598 return NULL;
600 // Create a copy repr of the marker with id="sample"
601 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(sandbox);
602 Inkscape::XML::Node *mrepr = SP_OBJECT_REPR (marker)->duplicate(xml_doc);
603 mrepr->setAttribute("id", "sample");
605 // Replace the old sample in the sandbox by the new one
606 Inkscape::XML::Node *defsrepr = SP_OBJECT_REPR (sandbox->getObjectById("defs"));
607 SPObject *oldmarker = sandbox->getObjectById("sample");
608 if (oldmarker)
609 oldmarker->deleteObject(false);
610 defsrepr->appendChild(mrepr);
611 Inkscape::GC::release(mrepr);
613 // Uncomment this to get the sandbox documents saved (useful for debugging)
614 //FILE *fp = fopen (g_strconcat(mname, ".svg", NULL), "w");
615 //sp_repr_save_stream (sp_document_repr_doc (sandbox), fp);
616 //fclose (fp);
618 // object to render; note that the id is the same as that of the menu we're building
619 SPObject *object = sandbox->getObjectById(menu_id);
620 sp_document_root (sandbox)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
621 sp_document_ensure_up_to_date(sandbox);
623 if (object == NULL || !SP_IS_ITEM(object))
624 return NULL; // sandbox broken?
626 // Find object's bbox in document
627 NR::Matrix const i2doc(sp_item_i2doc_affine(SP_ITEM(object)));
628 NR::Maybe<NR::Rect> dbox = SP_ITEM(object)->getBounds(i2doc);
630 if (!dbox) {
631 return NULL;
632 }
634 /* Update to renderable state */
635 double sf = 0.8;
636 GdkPixbuf* pixbuf = NULL;
638 Glib::ustring key = svg_preview_cache.cache_key(source->uri, mname, psize);
639 pixbuf = svg_preview_cache.get_preview_from_cache(key);
641 if (pixbuf == NULL) {
642 pixbuf = render_pixbuf(root, sf, *dbox, psize);
643 svg_preview_cache.set_preview_in_cache(key, pixbuf);
644 }
646 // Create widget
647 GtkWidget *pb = gtk_image_new_from_pixbuf(pixbuf);
649 return pb;
650 }
653 /**
654 * Returns a list of markers in the defs of the given source document as a GSList object
655 * Returns NULL if there are no markers in the document.
656 */
657 GSList *
658 ink_marker_list_get (SPDocument *source)
659 {
660 if (source == NULL)
661 return NULL;
663 GSList *ml = NULL;
664 SPDefs *defs = (SPDefs *) SP_DOCUMENT_DEFS (source);
665 for ( SPObject *child = sp_object_first_child(SP_OBJECT(defs));
666 child != NULL;
667 child = SP_OBJECT_NEXT (child) )
668 {
669 if (SP_IS_MARKER(child)) {
670 ml = g_slist_prepend (ml, child);
671 }
672 }
673 return ml;
674 }
676 #define MARKER_ITEM_MARGIN 0
678 /**
679 * Adds previews of markers in marker_list to the given menu widget
680 */
681 static void
682 sp_marker_menu_build (GtkWidget *m, GSList *marker_list, SPDocument *source, SPDocument *sandbox, gchar *menu_id)
683 {
684 // Do this here, outside of loop, to speed up preview generation:
685 NRArena const *arena = NRArena::create();
686 unsigned const visionkey = sp_item_display_key_new(1);
687 NRArenaItem *root = sp_item_invoke_show( SP_ITEM(SP_DOCUMENT_ROOT (sandbox)), (NRArena *) arena, visionkey, SP_ITEM_SHOW_DISPLAY );
689 for (; marker_list != NULL; marker_list = marker_list->next) {
690 Inkscape::XML::Node *repr = SP_OBJECT_REPR((SPItem *) marker_list->data);
691 GtkWidget *i = gtk_menu_item_new();
692 gtk_widget_show(i);
694 if (repr->attribute("inkscape:stockid"))
695 g_object_set_data (G_OBJECT(i), "stockid", (void *) "true");
696 else
697 g_object_set_data (G_OBJECT(i), "stockid", (void *) "false");
699 gchar const *markid = repr->attribute("id");
700 g_object_set_data (G_OBJECT(i), "marker", (void *) markid);
702 GtkWidget *hb = gtk_hbox_new(FALSE, MARKER_ITEM_MARGIN);
703 gtk_widget_show(hb);
705 // generate preview
707 GtkWidget *prv = sp_marker_prev_new (22, markid, source, sandbox, menu_id, arena, visionkey, root);
708 gtk_widget_show(prv);
709 gtk_box_pack_start(GTK_BOX(hb), prv, FALSE, FALSE, 6);
711 // create label
712 GtkWidget *l = gtk_label_new(repr->attribute("id"));
713 gtk_widget_show(l);
714 gtk_misc_set_alignment(GTK_MISC(l), 0.0, 0.5);
716 gtk_box_pack_start(GTK_BOX(hb), l, TRUE, TRUE, 0);
718 gtk_widget_show(hb);
719 gtk_container_add(GTK_CONTAINER(i), hb);
721 gtk_menu_append(GTK_MENU(m), i);
722 }
723 }
725 /**
726 * sp_marker_list_from_doc()
727 *
728 * \brief Pick up all markers from source, except those that are in
729 * current_doc (if non-NULL), and add items to the m menu
730 *
731 */
732 static void
733 sp_marker_list_from_doc (GtkWidget *m, SPDocument *current_doc, SPDocument *source, SPDocument *markers_doc, SPDocument *sandbox, gchar *menu_id)
734 {
735 (void)current_doc;
736 (void)markers_doc;
737 GSList *ml = ink_marker_list_get(source);
738 GSList *clean_ml = NULL;
740 for (; ml != NULL; ml = ml->next) {
741 if (!SP_IS_MARKER(ml->data))
742 continue;
744 // Add to the list of markers we really do wish to show
745 clean_ml = g_slist_prepend (clean_ml, ml->data);
746 }
747 sp_marker_menu_build (m, clean_ml, source, sandbox, menu_id);
749 g_slist_free (ml);
750 g_slist_free (clean_ml);
751 }
754 /**
755 * Returns a new document containing default start, mid, and end markers.
756 */
757 SPDocument *
758 ink_markers_preview_doc ()
759 {
760 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\">"
761 " <defs id=\"defs\" />"
763 " <g id=\"marker-start\">"
764 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:url(#sample);marker-mid:none;marker-end:none\""
765 " d=\"M 12.5,13 L 25,13\" id=\"path1\" />"
766 " <rect style=\"fill:none;stroke:none\" id=\"rect2\""
767 " width=\"25\" height=\"25\" x=\"0\" y=\"0\" />"
768 " </g>"
770 " <g id=\"marker-mid\">"
771 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:none;marker-mid:url(#sample);marker-end:none\""
772 " d=\"M 0,113 L 12.5,113 L 25,113\" id=\"path11\" />"
773 " <rect style=\"fill:none;stroke:none\" id=\"rect22\""
774 " width=\"25\" height=\"25\" x=\"0\" y=\"100\" />"
775 " </g>"
777 " <g id=\"marker-end\">"
778 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:none;marker-mid:none;marker-end:url(#sample)\""
779 " d=\"M 0,213 L 12.5,213\" id=\"path111\" />"
780 " <rect style=\"fill:none;stroke:none\" id=\"rect222\""
781 " width=\"25\" height=\"25\" x=\"0\" y=\"200\" />"
782 " </g>"
784 "</svg>";
786 return sp_document_new_from_mem (buffer, strlen(buffer), FALSE);
787 }
789 static void
790 ink_marker_menu_create_menu(GtkWidget *m, gchar *menu_id, SPDocument *doc, SPDocument *sandbox)
791 {
792 static SPDocument *markers_doc = NULL;
794 // add "None"
795 GtkWidget *i = gtk_menu_item_new();
796 gtk_widget_show(i);
798 g_object_set_data(G_OBJECT(i), "marker", (void *) "none");
800 GtkWidget *hb = gtk_hbox_new(FALSE, MARKER_ITEM_MARGIN);
801 gtk_widget_show(hb);
803 GtkWidget *l = gtk_label_new( _("None") );
804 gtk_widget_show(l);
805 gtk_misc_set_alignment(GTK_MISC(l), 0.0, 0.5);
807 gtk_box_pack_start(GTK_BOX(hb), l, TRUE, TRUE, 0);
809 gtk_widget_show(hb);
810 gtk_container_add(GTK_CONTAINER(i), hb);
811 gtk_menu_append(GTK_MENU(m), i);
813 // find and load markers.svg
814 if (markers_doc == NULL) {
815 char *markers_source = g_build_filename(INKSCAPE_MARKERSDIR, "markers.svg", NULL);
816 if (Inkscape::IO::file_test(markers_source, G_FILE_TEST_IS_REGULAR)) {
817 markers_doc = sp_document_new(markers_source, FALSE);
818 }
819 g_free(markers_source);
820 }
822 // suck in from current doc
823 sp_marker_list_from_doc ( m, NULL, doc, markers_doc, sandbox, menu_id );
825 // add separator
826 {
827 GtkWidget *i = gtk_separator_menu_item_new();
828 gtk_widget_show(i);
829 gtk_menu_append(GTK_MENU(m), i);
830 }
832 // suck in from markers.svg
833 if (markers_doc) {
834 sp_document_ensure_up_to_date(doc);
835 sp_marker_list_from_doc ( m, doc, markers_doc, NULL, sandbox, menu_id );
836 }
838 }
841 /**
842 * Creates a menu widget to display markers from markers.svg
843 */
844 static GtkWidget *
845 ink_marker_menu( GtkWidget *tbl, gchar *menu_id, SPDocument *sandbox)
846 {
847 (void)tbl;
848 SPDesktop *desktop = inkscape_active_desktop();
849 SPDocument *doc = sp_desktop_document(desktop);
850 GtkWidget *mnu = gtk_option_menu_new();
852 /* Create new menu widget */
853 GtkWidget *m = gtk_menu_new();
854 gtk_widget_show(m);
856 g_object_set_data(G_OBJECT(mnu), "updating", (gpointer) FALSE);
858 if (!doc) {
859 GtkWidget *i = gtk_menu_item_new_with_label(_("No document selected"));
860 gtk_widget_show(i);
861 gtk_menu_append(GTK_MENU(m), i);
862 gtk_widget_set_sensitive(mnu, FALSE);
864 } else {
865 ink_marker_menu_create_menu(m, menu_id, doc, sandbox);
867 gtk_widget_set_sensitive(mnu, TRUE);
868 }
870 gtk_object_set_data(GTK_OBJECT(mnu), "menu_id", menu_id);
871 gtk_option_menu_set_menu(GTK_OPTION_MENU(mnu), m);
873 /* Set history */
874 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
876 return mnu;
877 }
880 /**
881 * Handles when user selects one of the markers from the marker menu.
882 * Defines a uri string to refer to it, then applies it to all selected
883 * items in the current desktop.
884 */
885 static void
886 sp_marker_select(GtkOptionMenu *mnu, GtkWidget *spw)
887 {
888 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
889 return;
890 }
892 SPDesktop *desktop = inkscape_active_desktop();
893 SPDocument *document = sp_desktop_document(desktop);
894 if (!document) {
895 return;
896 }
898 /* Get Marker */
899 if (!g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
900 "marker"))
901 {
902 return;
903 }
904 gchar *markid = (gchar *) g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
905 "marker");
906 gchar *marker = "";
907 if (strcmp(markid, "none")){
908 gchar *stockid = (gchar *) g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
909 "stockid");
911 gchar *markurn = markid;
912 if (!strcmp(stockid,"true")) markurn = g_strconcat("urn:inkscape:marker:",markid,NULL);
913 SPObject *mark = get_stock_item(markurn);
914 if (mark) {
915 Inkscape::XML::Node *repr = SP_OBJECT_REPR(mark);
916 marker = g_strconcat("url(#", repr->attribute("id"), ")", NULL);
917 }
918 } else {
919 marker = markid;
920 }
922 SPCSSAttr *css = sp_repr_css_attr_new();
923 gchar *menu_id = (gchar *) g_object_get_data(G_OBJECT(mnu), "menu_id");
924 sp_repr_css_set_property(css, menu_id, marker);
926 // Also update the marker dropdown menus, so the document's markers
927 // show up at the top of the menu
928 // sp_stroke_style_line_update( SP_WIDGET(spw), desktop ? sp_desktop_selection(desktop) : NULL);
929 ink_markers_menu_update(SP_WIDGET(spw));
931 Inkscape::Selection *selection = sp_desktop_selection(desktop);
932 GSList const *items = selection->itemList();
933 for (; items != NULL; items = items->next) {
934 SPItem *item = (SPItem *) items->data;
935 if (!SP_IS_SHAPE(item) || SP_IS_RECT(item)) // can't set marker to rect, until it's converted to using <path>
936 continue;
937 Inkscape::XML::Node *selrepr = SP_OBJECT_REPR((SPItem *) items->data);
938 if (selrepr) {
939 sp_repr_css_change_recursive(selrepr, css, "style");
940 }
941 SP_OBJECT(items->data)->requestModified(SP_OBJECT_MODIFIED_FLAG);
942 SP_OBJECT(items->data)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
943 }
945 sp_repr_css_attr_unref(css);
947 sp_document_done(document, SP_VERB_DIALOG_FILL_STROKE,
948 _("Set markers"));
950 };
952 static int
953 ink_marker_menu_get_pos(GtkMenu* mnu, gchar* markname) {
955 if (markname == NULL)
956 markname = (gchar *) g_object_get_data(G_OBJECT(gtk_menu_get_active(mnu)), "marker");
958 if (markname == NULL)
959 return 0;
961 GList *kids = GTK_MENU_SHELL(mnu)->children;
962 int i = 0;
963 for (; kids != NULL; kids = kids->next) {
964 gchar *mark = (gchar *) g_object_get_data(G_OBJECT(kids->data), "marker");
965 if ( mark && strcmp(mark, markname) == 0 ) {
966 break;
967 }
968 i++;
969 }
970 return i;
971 }
973 static void
974 ink_markers_menu_update(SPWidget* spw) {
975 SPDesktop *desktop = inkscape_active_desktop();
976 SPDocument *document = sp_desktop_document(desktop);
977 SPDocument *sandbox = ink_markers_preview_doc ();
978 GtkWidget *m;
979 int pos;
981 gtk_signal_handler_block_by_func( GTK_OBJECT(marker_start_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
982 pos = ink_marker_menu_get_pos(GTK_MENU(gtk_option_menu_get_menu(GTK_OPTION_MENU(marker_start_menu))), NULL);
983 m = gtk_menu_new();
984 gtk_widget_show(m);
985 ink_marker_menu_create_menu(m, "marker-start", document, sandbox);
986 gtk_option_menu_remove_menu(GTK_OPTION_MENU(marker_start_menu));
987 gtk_option_menu_set_menu(GTK_OPTION_MENU(marker_start_menu), m);
988 gtk_option_menu_set_history(GTK_OPTION_MENU(marker_start_menu), pos);
989 gtk_signal_handler_unblock_by_func( GTK_OBJECT(marker_start_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
991 gtk_signal_handler_block_by_func( GTK_OBJECT(marker_mid_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
992 pos = ink_marker_menu_get_pos(GTK_MENU(gtk_option_menu_get_menu(GTK_OPTION_MENU(marker_mid_menu))), NULL);
993 m = gtk_menu_new();
994 gtk_widget_show(m);
995 ink_marker_menu_create_menu(m, "marker-mid", document, sandbox);
996 gtk_option_menu_remove_menu(GTK_OPTION_MENU(marker_mid_menu));
997 gtk_option_menu_set_menu(GTK_OPTION_MENU(marker_mid_menu), m);
998 gtk_option_menu_set_history(GTK_OPTION_MENU(marker_mid_menu), pos);
999 gtk_signal_handler_unblock_by_func( GTK_OBJECT(marker_mid_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
1001 gtk_signal_handler_block_by_func( GTK_OBJECT(marker_end_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
1002 pos = ink_marker_menu_get_pos(GTK_MENU(gtk_option_menu_get_menu(GTK_OPTION_MENU(marker_end_menu))), NULL);
1003 m = gtk_menu_new();
1004 gtk_widget_show(m);
1005 ink_marker_menu_create_menu(m, "marker-end", document, sandbox);
1006 gtk_option_menu_remove_menu(GTK_OPTION_MENU(marker_end_menu));
1007 gtk_option_menu_set_menu(GTK_OPTION_MENU(marker_end_menu), m);
1008 gtk_option_menu_set_history(GTK_OPTION_MENU(marker_end_menu), pos);
1009 gtk_signal_handler_unblock_by_func( GTK_OBJECT(marker_end_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
1010 }
1012 /**
1013 * Sets the stroke width units for all selected items.
1014 * Also handles absolute and dimensionless units.
1015 */
1016 static gboolean stroke_width_set_unit(SPUnitSelector *,
1017 SPUnit const *old,
1018 SPUnit const *new_units,
1019 GObject *spw)
1020 {
1021 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1023 if (!desktop) {
1024 return FALSE;
1025 }
1027 Inkscape::Selection *selection = sp_desktop_selection (desktop);
1029 if (selection->isEmpty())
1030 return FALSE;
1032 GSList const *objects = selection->itemList();
1034 if ((old->base == SP_UNIT_ABSOLUTE || old->base == SP_UNIT_DEVICE) &&
1035 (new_units->base == SP_UNIT_DIMENSIONLESS)) {
1037 /* Absolute to percentage */
1038 g_object_set_data (spw, "update", GUINT_TO_POINTER (TRUE));
1040 GtkAdjustment *a = GTK_ADJUSTMENT(g_object_get_data (spw, "width"));
1041 float w = sp_units_get_pixels (a->value, *old);
1043 gdouble average = stroke_average_width (objects);
1045 if (average == NR_HUGE || average == 0)
1046 return FALSE;
1048 gtk_adjustment_set_value (a, 100.0 * w / average);
1050 g_object_set_data (spw, "update", GUINT_TO_POINTER (FALSE));
1051 return TRUE;
1053 } else if ((old->base == SP_UNIT_DIMENSIONLESS) &&
1054 (new_units->base == SP_UNIT_ABSOLUTE || new_units->base == SP_UNIT_DEVICE)) {
1056 /* Percentage to absolute */
1057 g_object_set_data (spw, "update", GUINT_TO_POINTER (TRUE));
1059 GtkAdjustment *a = GTK_ADJUSTMENT(g_object_get_data (spw, "width"));
1061 gdouble average = stroke_average_width (objects);
1063 gtk_adjustment_set_value (a, sp_pixels_get_units (0.01 * a->value * average, *new_units));
1065 g_object_set_data (spw, "update", GUINT_TO_POINTER (FALSE));
1066 return TRUE;
1067 }
1069 return FALSE;
1070 }
1073 /**
1074 * \brief Creates a new widget for the line stroke style.
1075 *
1076 */
1077 GtkWidget *
1078 sp_stroke_style_line_widget_new(void)
1079 {
1080 GtkWidget *spw, *f, *t, *hb, *sb, *us, *tb, *ds;
1081 GtkObject *a;
1083 GtkTooltips *tt = gtk_tooltips_new();
1085 spw = sp_widget_new_global(INKSCAPE);
1087 f = gtk_hbox_new (FALSE, 0);
1088 gtk_widget_show(f);
1089 gtk_container_add(GTK_CONTAINER(spw), f);
1091 t = gtk_table_new(3, 6, FALSE);
1092 gtk_widget_show(t);
1093 gtk_container_set_border_width(GTK_CONTAINER(t), 4);
1094 gtk_table_set_row_spacings(GTK_TABLE(t), 4);
1095 gtk_container_add(GTK_CONTAINER(f), t);
1096 gtk_object_set_data(GTK_OBJECT(spw), "stroke", t);
1098 gint i = 0;
1100 /* Stroke width */
1101 spw_label(t, _("Width:"), 0, i);
1103 hb = spw_hbox(t, 3, 1, i);
1105 // TODO: when this is gtkmmified, use an Inkscape::UI::Widget::ScalarUnit instead of the separate
1106 // spinbutton and unit selector for stroke width. In sp_stroke_style_line_update, use
1107 // setHundredPercent to remember the aeraged width corresponding to 100%. Then the
1108 // stroke_width_set_unit will be removed (because ScalarUnit takes care of conversions itself), and
1109 // with it, the two remaining calls of stroke_average_width, allowing us to get rid of that
1110 // function in desktop-style.
1112 a = gtk_adjustment_new(1.0, 0.0, 1000.0, 0.1, 10.0, 10.0);
1113 gtk_object_set_data(GTK_OBJECT(spw), "width", a);
1114 sb = gtk_spin_button_new(GTK_ADJUSTMENT(a), 0.1, 3);
1115 gtk_tooltips_set_tip(tt, sb, _("Stroke width"), NULL);
1116 gtk_widget_show(sb);
1118 sp_dialog_defocus_on_enter(sb);
1120 gtk_box_pack_start(GTK_BOX(hb), sb, FALSE, FALSE, 0);
1121 us = sp_unit_selector_new(SP_UNIT_ABSOLUTE | SP_UNIT_DEVICE);
1122 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1123 if (desktop)
1124 sp_unit_selector_set_unit (SP_UNIT_SELECTOR(us), sp_desktop_namedview(desktop)->doc_units);
1125 sp_unit_selector_add_unit(SP_UNIT_SELECTOR(us), &sp_unit_get_by_id(SP_UNIT_PERCENT), 0);
1126 g_signal_connect ( G_OBJECT (us), "set_unit", G_CALLBACK (stroke_width_set_unit), spw );
1127 gtk_widget_show(us);
1128 sp_unit_selector_add_adjustment( SP_UNIT_SELECTOR(us), GTK_ADJUSTMENT(a) );
1129 gtk_box_pack_start(GTK_BOX(hb), us, FALSE, FALSE, 0);
1130 gtk_object_set_data(GTK_OBJECT(spw), "units", us);
1132 gtk_signal_connect( GTK_OBJECT(a), "value_changed", GTK_SIGNAL_FUNC(sp_stroke_style_width_changed), spw );
1133 i++;
1135 /* Join type */
1136 // TRANSLATORS: The line join style specifies the shape to be used at the
1137 // corners of paths. It can be "miter", "round" or "bevel".
1138 spw_label(t, _("Join:"), 0, i);
1140 hb = spw_hbox(t, 3, 1, i);
1142 tb = NULL;
1144 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_MITER,
1145 hb, spw, "join", "miter");
1147 // TRANSLATORS: Miter join: joining lines with a sharp (pointed) corner.
1148 // For an example, draw a triangle with a large stroke width and modify the
1149 // "Join" option (in the Fill and Stroke dialog).
1150 gtk_tooltips_set_tip(tt, tb, _("Miter join"), NULL);
1152 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_ROUND,
1153 hb, spw, "join", "round");
1155 // TRANSLATORS: Round join: joining lines with a rounded corner.
1156 // For an example, draw a triangle with a large stroke width and modify the
1157 // "Join" option (in the Fill and Stroke dialog).
1158 gtk_tooltips_set_tip(tt, tb, _("Round join"), NULL);
1160 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_BEVEL,
1161 hb, spw, "join", "bevel");
1163 // TRANSLATORS: Bevel join: joining lines with a blunted (flattened) corner.
1164 // For an example, draw a triangle with a large stroke width and modify the
1165 // "Join" option (in the Fill and Stroke dialog).
1166 gtk_tooltips_set_tip(tt, tb, _("Bevel join"), NULL);
1168 i++;
1170 /* Miterlimit */
1171 // TRANSLATORS: Miter limit: only for "miter join", this limits the length
1172 // of the sharp "spike" when the lines connect at too sharp an angle.
1173 // When two line segments meet at a sharp angle, a miter join results in a
1174 // spike that extends well beyond the connection point. The purpose of the
1175 // miter limit is to cut off such spikes (i.e. convert them into bevels)
1176 // when they become too long.
1177 spw_label(t, _("Miter limit:"), 0, i);
1179 hb = spw_hbox(t, 3, 1, i);
1181 a = gtk_adjustment_new(4.0, 0.0, 100.0, 0.1, 10.0, 10.0);
1182 gtk_object_set_data(GTK_OBJECT(spw), "miterlimit", a);
1184 sb = gtk_spin_button_new(GTK_ADJUSTMENT(a), 0.1, 2);
1185 gtk_tooltips_set_tip(tt, sb, _("Maximum length of the miter (in units of stroke width)"), NULL);
1186 gtk_widget_show(sb);
1187 gtk_object_set_data(GTK_OBJECT(spw), "miterlimit_sb", sb);
1188 sp_dialog_defocus_on_enter(sb);
1190 gtk_box_pack_start(GTK_BOX(hb), sb, FALSE, FALSE, 0);
1192 gtk_signal_connect( GTK_OBJECT(a), "value_changed",
1193 GTK_SIGNAL_FUNC(sp_stroke_style_miterlimit_changed), spw );
1194 i++;
1196 /* Cap type */
1197 // TRANSLATORS: cap type specifies the shape for the ends of lines
1198 spw_label(t, _("Cap:"), 0, i);
1200 hb = spw_hbox(t, 3, 1, i);
1202 tb = NULL;
1204 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_BUTT,
1205 hb, spw, "cap", "butt");
1207 // TRANSLATORS: Butt cap: the line shape does not extend beyond the end point
1208 // of the line; the ends of the line are square
1209 gtk_tooltips_set_tip(tt, tb, _("Butt cap"), NULL);
1211 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_ROUND,
1212 hb, spw, "cap", "round");
1214 // TRANSLATORS: Round cap: the line shape extends beyond the end point of the
1215 // line; the ends of the line are rounded
1216 gtk_tooltips_set_tip(tt, tb, _("Round cap"), NULL);
1218 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_SQUARE,
1219 hb, spw, "cap", "square");
1221 // TRANSLATORS: Square cap: the line shape extends beyond the end point of the
1222 // line; the ends of the line are square
1223 gtk_tooltips_set_tip(tt, tb, _("Square cap"), NULL);
1225 i++;
1228 /* Dash */
1229 spw_label(t, _("Dashes:"), 0, i);
1230 ds = sp_dash_selector_new( inkscape_get_repr( INKSCAPE,
1231 "palette.dashes") );
1233 gtk_widget_show(ds);
1234 gtk_table_attach( GTK_TABLE(t), ds, 1, 4, i, i+1,
1235 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1236 (GtkAttachOptions)0, 0, 0 );
1237 gtk_object_set_data(GTK_OBJECT(spw), "dash", ds);
1238 gtk_signal_connect( GTK_OBJECT(ds), "changed",
1239 GTK_SIGNAL_FUNC(sp_stroke_style_line_dash_changed),
1240 spw );
1241 i++;
1243 /* Drop down marker selectors*/
1245 // doing this here once, instead of for each preview, to speed things up
1246 SPDocument *sandbox = ink_markers_preview_doc ();
1248 // TRANSLATORS: Path markers are an SVG feature that allows you to attach arbitrary shapes
1249 // (arrowheads, bullets, faces, whatever) to the start, end, or middle nodes of a path.
1250 spw_label(t, _("Start Markers:"), 0, i);
1251 marker_start_menu = ink_marker_menu( spw ,"marker-start", sandbox);
1252 gtk_signal_connect( GTK_OBJECT(marker_start_menu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1253 gtk_widget_show(marker_start_menu);
1254 gtk_table_attach( GTK_TABLE(t), marker_start_menu, 1, 4, i, i+1,
1255 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1256 (GtkAttachOptions)0, 0, 0 );
1257 gtk_object_set_data(GTK_OBJECT(spw), "start_mark_menu", marker_start_menu);
1259 i++;
1260 spw_label(t, _("Mid Markers:"), 0, i);
1261 marker_mid_menu = ink_marker_menu( spw ,"marker-mid", sandbox);
1262 gtk_signal_connect( GTK_OBJECT(marker_mid_menu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1263 gtk_widget_show(marker_mid_menu);
1264 gtk_table_attach( GTK_TABLE(t), marker_mid_menu, 1, 4, i, i+1,
1265 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1266 (GtkAttachOptions)0, 0, 0 );
1267 gtk_object_set_data(GTK_OBJECT(spw), "mid_mark_menu", marker_mid_menu);
1269 i++;
1270 spw_label(t, _("End Markers:"), 0, i);
1271 marker_end_menu = ink_marker_menu( spw ,"marker-end", sandbox);
1272 gtk_signal_connect( GTK_OBJECT(marker_end_menu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1273 gtk_widget_show(marker_end_menu);
1274 gtk_table_attach( GTK_TABLE(t), marker_end_menu, 1, 4, i, i+1,
1275 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1276 (GtkAttachOptions)0, 0, 0 );
1277 gtk_object_set_data(GTK_OBJECT(spw), "end_mark_menu", marker_end_menu);
1279 i++;
1281 gtk_signal_connect( GTK_OBJECT(spw), "construct",
1282 GTK_SIGNAL_FUNC(sp_stroke_style_line_construct),
1283 NULL );
1284 gtk_signal_connect( GTK_OBJECT(spw), "modify_selection",
1285 GTK_SIGNAL_FUNC(sp_stroke_style_line_selection_modified),
1286 NULL );
1287 gtk_signal_connect( GTK_OBJECT(spw), "change_selection",
1288 GTK_SIGNAL_FUNC(sp_stroke_style_line_selection_changed),
1289 NULL );
1291 sp_stroke_style_line_update( SP_WIDGET(spw), desktop ? sp_desktop_selection(desktop) : NULL);
1293 return spw;
1294 }
1297 /**
1298 * Callback for when the stroke style widget is called. It causes
1299 * the stroke line style to be updated.
1300 */
1301 static void
1302 sp_stroke_style_line_construct(SPWidget *spw, gpointer data)
1303 {
1304 (void)data;
1305 #ifdef SP_SS_VERBOSE
1306 g_print( "Stroke style widget constructed: inkscape %p repr %p\n",
1307 spw->inkscape, spw->repr );
1308 #endif
1309 if (spw->inkscape) {
1310 sp_stroke_style_line_update(spw,
1311 ( SP_ACTIVE_DESKTOP
1312 ? sp_desktop_selection(SP_ACTIVE_DESKTOP)
1313 : NULL ));
1314 }
1315 }
1317 /**
1318 * Callback for when stroke style widget is modified.
1319 * Triggers update action.
1320 */
1321 static void
1322 sp_stroke_style_line_selection_modified ( SPWidget *spw,
1323 Inkscape::Selection *selection,
1324 guint flags,
1325 gpointer data )
1326 {
1327 (void)data;
1328 if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG)) {
1329 sp_stroke_style_line_update (spw, selection);
1330 }
1332 }
1334 /**
1335 * Callback for when stroke style widget is changed.
1336 * Triggers update action.
1337 */
1338 static void
1339 sp_stroke_style_line_selection_changed ( SPWidget *spw,
1340 Inkscape::Selection *selection,
1341 gpointer data )
1342 {
1343 (void)data;
1344 sp_stroke_style_line_update (spw, selection);
1345 }
1348 /**
1349 * Sets selector widgets' dash style from an SPStyle object.
1350 */
1351 static void
1352 sp_dash_selector_set_from_style (GtkWidget *dsel, SPStyle *style)
1353 {
1354 if (style->stroke_dash.n_dash > 0) {
1355 double d[64];
1356 int len = MIN(style->stroke_dash.n_dash, 64);
1357 for (int i = 0; i < len; i++) {
1358 if (style->stroke_width.computed != 0)
1359 d[i] = style->stroke_dash.dash[i] / style->stroke_width.computed;
1360 else
1361 d[i] = style->stroke_dash.dash[i]; // is there a better thing to do for stroke_width==0?
1362 }
1363 sp_dash_selector_set_dash(SP_DASH_SELECTOR(dsel), len, d,
1364 style->stroke_width.computed != 0?
1365 style->stroke_dash.offset / style->stroke_width.computed :
1366 style->stroke_dash.offset);
1367 } else {
1368 sp_dash_selector_set_dash(SP_DASH_SELECTOR(dsel), 0, NULL, 0.0);
1369 }
1370 }
1372 /**
1373 * Sets the join type for a line, and updates the stroke style widget's buttons
1374 */
1375 static void
1376 sp_jointype_set (SPWidget *spw, unsigned const jointype)
1377 {
1378 GtkWidget *tb = NULL;
1379 switch (jointype) {
1380 case SP_STROKE_LINEJOIN_MITER:
1381 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_MITER));
1382 break;
1383 case SP_STROKE_LINEJOIN_ROUND:
1384 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_ROUND));
1385 break;
1386 case SP_STROKE_LINEJOIN_BEVEL:
1387 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_BEVEL));
1388 break;
1389 default:
1390 break;
1391 }
1392 sp_stroke_style_set_join_buttons (spw, tb);
1393 }
1395 /**
1396 * Sets the cap type for a line, and updates the stroke style widget's buttons
1397 */
1398 static void
1399 sp_captype_set (SPWidget *spw, unsigned const captype)
1400 {
1401 GtkWidget *tb = NULL;
1402 switch (captype) {
1403 case SP_STROKE_LINECAP_BUTT:
1404 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_BUTT));
1405 break;
1406 case SP_STROKE_LINECAP_ROUND:
1407 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_ROUND));
1408 break;
1409 case SP_STROKE_LINECAP_SQUARE:
1410 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_SQUARE));
1411 break;
1412 default:
1413 break;
1414 }
1415 sp_stroke_style_set_cap_buttons (spw, tb);
1416 }
1418 /**
1419 * Callback for when stroke style widget is updated, including markers, cap type,
1420 * join type, etc.
1421 */
1422 static void
1423 sp_stroke_style_line_update(SPWidget *spw, Inkscape::Selection *sel)
1424 {
1425 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1426 return;
1427 }
1429 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
1431 GtkWidget *sset = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "stroke"));
1432 GtkObject *width = GTK_OBJECT(gtk_object_get_data(GTK_OBJECT(spw), "width"));
1433 GtkObject *ml = GTK_OBJECT(gtk_object_get_data(GTK_OBJECT(spw), "miterlimit"));
1434 GtkWidget *us = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "units"));
1435 GtkWidget *dsel = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "dash"));
1437 // create temporary style
1438 SPStyle *query = sp_style_new (SP_ACTIVE_DOCUMENT);
1439 // query into it
1440 int result_sw = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEWIDTH);
1441 int result_ml = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEMITERLIMIT);
1442 int result_cap = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKECAP);
1443 int result_join = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEJOIN);
1445 if (result_sw == QUERY_STYLE_NOTHING) {
1446 /* No objects stroked, set insensitive */
1447 gtk_widget_set_sensitive(sset, FALSE);
1449 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
1450 return;
1451 } else {
1452 gtk_widget_set_sensitive(sset, TRUE);
1454 SPUnit const *unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(us));
1456 if (result_sw == QUERY_STYLE_MULTIPLE_AVERAGED) {
1457 sp_unit_selector_set_unit(SP_UNIT_SELECTOR(us), &sp_unit_get_by_id(SP_UNIT_PERCENT));
1458 } else {
1459 // same width, or only one object; no sense to keep percent, switch to absolute
1460 if (unit->base != SP_UNIT_ABSOLUTE && unit->base != SP_UNIT_DEVICE) {
1461 sp_unit_selector_set_unit(SP_UNIT_SELECTOR(us), sp_desktop_namedview(SP_ACTIVE_DESKTOP)->doc_units);
1462 }
1463 }
1465 unit = sp_unit_selector_get_unit (SP_UNIT_SELECTOR (us));
1467 if (unit->base == SP_UNIT_ABSOLUTE || unit->base == SP_UNIT_DEVICE) {
1468 double avgwidth = sp_pixels_get_units (query->stroke_width.computed, *unit);
1469 gtk_adjustment_set_value(GTK_ADJUSTMENT(width), avgwidth);
1470 } else {
1471 gtk_adjustment_set_value(GTK_ADJUSTMENT(width), 100);
1472 }
1473 }
1475 if (result_ml != QUERY_STYLE_NOTHING)
1476 gtk_adjustment_set_value(GTK_ADJUSTMENT(ml), query->stroke_miterlimit.value); // TODO: reflect averagedness?
1478 if (result_join != QUERY_STYLE_MULTIPLE_DIFFERENT) {
1479 sp_jointype_set (spw, query->stroke_linejoin.value);
1480 } else {
1481 sp_stroke_style_set_join_buttons(spw, NULL);
1482 }
1484 if (result_cap != QUERY_STYLE_MULTIPLE_DIFFERENT) {
1485 sp_captype_set (spw, query->stroke_linecap.value);
1486 } else {
1487 sp_stroke_style_set_cap_buttons(spw, NULL);
1488 }
1490 sp_style_unref(query);
1492 if (!sel || sel->isEmpty())
1493 return;
1495 GSList const *objects = sel->itemList();
1496 SPObject * const object = SP_OBJECT(objects->data);
1497 SPStyle * const style = SP_OBJECT_STYLE(object);
1499 /* Markers */
1500 sp_stroke_style_update_marker_menus(spw, objects); // FIXME: make this desktop query too
1502 /* Dash */
1503 sp_dash_selector_set_from_style (dsel, style); // FIXME: make this desktop query too
1505 gtk_widget_set_sensitive(sset, TRUE);
1507 gtk_object_set_data(GTK_OBJECT(spw), "update",
1508 GINT_TO_POINTER(FALSE));
1509 }
1511 /**
1512 * Sets a line's dash properties in a CSS style object.
1513 */
1514 static void
1515 sp_stroke_style_set_scaled_dash(SPCSSAttr *css,
1516 int ndash, double *dash, double offset,
1517 double scale)
1518 {
1519 if (ndash > 0) {
1520 Inkscape::CSSOStringStream osarray;
1521 for (int i = 0; i < ndash; i++) {
1522 osarray << dash[i] * scale;
1523 if (i < (ndash - 1)) {
1524 osarray << ",";
1525 }
1526 }
1527 sp_repr_css_set_property(css, "stroke-dasharray", osarray.str().c_str());
1529 Inkscape::CSSOStringStream osoffset;
1530 osoffset << offset * scale;
1531 sp_repr_css_set_property(css, "stroke-dashoffset", osoffset.str().c_str());
1532 } else {
1533 sp_repr_css_set_property(css, "stroke-dasharray", "none");
1534 sp_repr_css_set_property(css, "stroke-dashoffset", NULL);
1535 }
1536 }
1538 /**
1539 * Sets line properties like width, dashes, markers, etc. on all currently selected items.
1540 */
1541 static void
1542 sp_stroke_style_scale_line(SPWidget *spw)
1543 {
1544 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1545 return;
1546 }
1548 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
1550 GtkAdjustment *wadj = GTK_ADJUSTMENT(gtk_object_get_data(GTK_OBJECT(spw), "width"));
1551 SPUnitSelector *us = SP_UNIT_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "units"));
1552 SPDashSelector *dsel = SP_DASH_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "dash"));
1553 GtkAdjustment *ml = GTK_ADJUSTMENT(gtk_object_get_data(GTK_OBJECT(spw), "miterlimit"));
1555 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1556 SPDocument *document = sp_desktop_document (desktop);
1557 Inkscape::Selection *selection = sp_desktop_selection (desktop);
1559 GSList const *items = selection->itemList();
1561 /* TODO: Create some standardized method */
1562 SPCSSAttr *css = sp_repr_css_attr_new();
1564 if (items) {
1566 double width_typed = wadj->value;
1567 double const miterlimit = ml->value;
1569 SPUnit const *const unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(us));
1571 double *dash, offset;
1572 int ndash;
1573 sp_dash_selector_get_dash(dsel, &ndash, &dash, &offset);
1575 for (GSList const *i = items; i != NULL; i = i->next) {
1576 /* Set stroke width */
1577 double width;
1578 if (unit->base == SP_UNIT_ABSOLUTE || unit->base == SP_UNIT_DEVICE) {
1579 width = sp_units_get_pixels (width_typed, *unit);
1580 } else { // percentage
1581 gdouble old_w = SP_OBJECT_STYLE (i->data)->stroke_width.computed;
1582 width = old_w * width_typed / 100;
1583 }
1585 {
1586 Inkscape::CSSOStringStream os_width;
1587 os_width << width;
1588 sp_repr_css_set_property(css, "stroke-width", os_width.str().c_str());
1589 }
1591 {
1592 Inkscape::CSSOStringStream os_ml;
1593 os_ml << miterlimit;
1594 sp_repr_css_set_property(css, "stroke-miterlimit", os_ml.str().c_str());
1595 }
1597 /* Set dash */
1598 sp_stroke_style_set_scaled_dash(css, ndash, dash, offset, width);
1600 sp_desktop_apply_css_recursive (SP_OBJECT(i->data), css, true);
1601 }
1603 g_free(dash);
1605 if (unit->base != SP_UNIT_ABSOLUTE && unit->base != SP_UNIT_DEVICE) {
1606 // reset to 100 percent
1607 gtk_adjustment_set_value (wadj, 100.0);
1608 }
1610 }
1612 // we have already changed the items, so set style without changing selection
1613 // FIXME: move the above stroke-setting stuff, including percentages, to desktop-style
1614 sp_desktop_set_style (desktop, css, false);
1616 sp_repr_css_attr_unref(css);
1618 sp_document_done(document, SP_VERB_DIALOG_FILL_STROKE,
1619 _("Set stroke style"));
1621 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
1622 }
1625 /**
1626 * Callback for when the stroke style's width changes.
1627 * Causes all line styles to be applied to all selected items.
1628 */
1629 static void
1630 sp_stroke_style_width_changed(GtkAdjustment *adj, SPWidget *spw)
1631 {
1632 (void)adj;
1633 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1634 return;
1635 }
1637 sp_stroke_style_scale_line(spw);
1638 }
1640 /**
1641 * Callback for when the stroke style's miterlimit changes.
1642 * Causes all line styles to be applied to all selected items.
1643 */
1644 static void
1645 sp_stroke_style_miterlimit_changed(GtkAdjustment *adj, SPWidget *spw)
1646 {
1647 (void)adj;
1648 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1649 return;
1650 }
1652 sp_stroke_style_scale_line(spw);
1653 }
1655 /**
1656 * Callback for when the stroke style's dash changes.
1657 * Causes all line styles to be applied to all selected items.
1658 */
1659 static void
1660 sp_stroke_style_line_dash_changed(SPDashSelector *dsel, SPWidget *spw)
1661 {
1662 (void)dsel;
1663 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1664 return;
1665 }
1667 sp_stroke_style_scale_line(spw);
1668 }
1672 /**
1673 * \brief This routine handles toggle events for buttons in the stroke style
1674 * dialog.
1675 * When activated, this routine gets the data for the various widgets, and then
1676 * calls the respective routines to update css properties, etc.
1677 *
1678 */
1679 static void
1680 sp_stroke_style_any_toggled(GtkToggleButton *tb, SPWidget *spw)
1681 {
1682 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1683 return;
1684 }
1686 if (gtk_toggle_button_get_active(tb)) {
1688 gchar const *join
1689 = static_cast<gchar const *>(gtk_object_get_data(GTK_OBJECT(tb), "join"));
1690 gchar const *cap
1691 = static_cast<gchar const *>(gtk_object_get_data(GTK_OBJECT(tb), "cap"));
1693 if (join) {
1694 GtkWidget *ml = GTK_WIDGET(g_object_get_data(G_OBJECT(spw), "miterlimit_sb"));
1695 gtk_widget_set_sensitive (ml, !strcmp(join, "miter"));
1696 }
1698 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1700 /* TODO: Create some standardized method */
1701 SPCSSAttr *css = sp_repr_css_attr_new();
1703 if (join) {
1704 sp_repr_css_set_property(css, "stroke-linejoin", join);
1706 sp_desktop_set_style (desktop, css);
1708 sp_stroke_style_set_join_buttons(spw, GTK_WIDGET(tb));
1709 } else if (cap) {
1710 sp_repr_css_set_property(css, "stroke-linecap", cap);
1712 sp_desktop_set_style (desktop, css);
1714 sp_stroke_style_set_cap_buttons(spw, GTK_WIDGET(tb));
1715 }
1717 sp_repr_css_attr_unref(css);
1719 sp_document_done(sp_desktop_document(desktop), SP_VERB_DIALOG_FILL_STROKE,
1720 _("Set stroke style"));
1721 }
1722 }
1725 /**
1726 * Updates the join style toggle buttons
1727 */
1728 static void
1729 sp_stroke_style_set_join_buttons(SPWidget *spw, GtkWidget *active)
1730 {
1731 GtkWidget *tb;
1733 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1734 INKSCAPE_STOCK_JOIN_MITER) );
1735 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1737 GtkWidget *ml = GTK_WIDGET(g_object_get_data(G_OBJECT(spw), "miterlimit_sb"));
1738 gtk_widget_set_sensitive(ml, (active == tb));
1740 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1741 INKSCAPE_STOCK_JOIN_ROUND) );
1742 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1743 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1744 INKSCAPE_STOCK_JOIN_BEVEL) );
1745 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1746 }
1750 /**
1751 * Updates the cap style toggle buttons
1752 */
1753 static void
1754 sp_stroke_style_set_cap_buttons(SPWidget *spw, GtkWidget *active)
1755 {
1756 GtkWidget *tb;
1758 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1759 INKSCAPE_STOCK_CAP_BUTT));
1760 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1761 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1762 INKSCAPE_STOCK_CAP_ROUND) );
1763 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1764 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1765 INKSCAPE_STOCK_CAP_SQUARE) );
1766 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1767 }
1769 /**
1770 * Sets the current marker in the marker menu.
1771 */
1772 static void
1773 ink_marker_menu_set_current(SPObject *marker, GtkOptionMenu *mnu)
1774 {
1775 gtk_object_set_data(GTK_OBJECT(mnu), "update", GINT_TO_POINTER(TRUE));
1777 GtkMenu *m = GTK_MENU(gtk_option_menu_get_menu(mnu));
1778 if (marker != NULL) {
1779 bool mark_is_stock = false;
1780 if (SP_OBJECT_REPR(marker)->attribute("inkscape:stockid"))
1781 mark_is_stock = true;
1783 gchar *markname;
1784 if (mark_is_stock)
1785 markname = g_strdup(SP_OBJECT_REPR(marker)->attribute("inkscape:stockid"));
1786 else
1787 markname = g_strdup(SP_OBJECT_REPR(marker)->attribute("id"));
1789 int markpos = ink_marker_menu_get_pos(m, markname);
1790 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), markpos);
1792 g_free (markname);
1793 }
1794 else {
1795 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
1796 }
1797 gtk_object_set_data(GTK_OBJECT(mnu), "update", GINT_TO_POINTER(FALSE));
1798 }
1800 /**
1801 * Updates the marker menus to highlight the appropriate marker and scroll to
1802 * that marker.
1803 */
1804 static void
1805 sp_stroke_style_update_marker_menus( SPWidget *spw,
1806 GSList const *objects)
1807 {
1808 struct { char const *key; int loc; } const keyloc[] = {
1809 { "start_mark_menu", SP_MARKER_LOC_START },
1810 { "mid_mark_menu", SP_MARKER_LOC_MID },
1811 { "end_mark_menu", SP_MARKER_LOC_END }
1812 };
1814 bool all_texts = true;
1815 for (GSList *i = (GSList *) objects; i != NULL; i = i->next) {
1816 if (!SP_IS_TEXT (i->data)) {
1817 all_texts = false;
1818 }
1819 }
1821 for (unsigned i = 0; i < G_N_ELEMENTS(keyloc); ++i) {
1822 GtkOptionMenu *mnu = (GtkOptionMenu *) g_object_get_data(G_OBJECT(spw), keyloc[i].key);
1823 if (all_texts) {
1824 // Per SVG spec, text objects cannot have markers; disable menus if only texts are selected
1825 gtk_widget_set_sensitive (GTK_WIDGET(mnu), FALSE);
1826 } else {
1827 gtk_widget_set_sensitive (GTK_WIDGET(mnu), TRUE);
1828 }
1829 }
1831 // We show markers of the first object in the list only
1832 // FIXME: use the first in the list that has the marker of each type, if any
1833 SPObject *object = SP_OBJECT(objects->data);
1835 for (unsigned i = 0; i < G_N_ELEMENTS(keyloc); ++i) {
1836 // For all three marker types,
1838 // find the corresponding menu
1839 GtkOptionMenu *mnu = (GtkOptionMenu *) g_object_get_data(G_OBJECT(spw), keyloc[i].key);
1841 // Quit if we're in update state
1842 if (gtk_object_get_data(GTK_OBJECT(mnu), "update")) {
1843 return;
1844 }
1846 if (object->style->marker[keyloc[i].loc].value != NULL && !all_texts) {
1847 // If the object has this type of markers,
1849 // Extract the name of the marker that the object uses
1850 SPObject *marker = ink_extract_marker_name(object->style->marker[keyloc[i].loc].value);
1851 // Scroll the menu to that marker
1852 ink_marker_menu_set_current (marker, mnu);
1854 } else {
1855 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
1856 }
1857 }
1858 }
1861 /**
1862 * Extract the actual name of the link
1863 * e.g. get mTriangle from url(#mTriangle).
1864 * \return Buffer containing the actual name, allocated from GLib;
1865 * the caller should free the buffer when they no longer need it.
1866 */
1867 static SPObject*
1868 ink_extract_marker_name(gchar const *n)
1869 {
1870 gchar const *p = n;
1871 while (*p != '\0' && *p != '#') {
1872 p++;
1873 }
1875 if (*p == '\0' || p[1] == '\0') {
1876 return NULL;
1877 }
1879 p++;
1880 int c = 0;
1881 while (p[c] != '\0' && p[c] != ')') {
1882 c++;
1883 }
1885 if (p[c] == '\0') {
1886 return NULL;
1887 }
1889 gchar* b = g_strdup(p);
1890 b[c] = '\0';
1892 SPDesktop *desktop = inkscape_active_desktop();
1893 SPDocument *doc = sp_desktop_document(desktop);
1894 SPObject *marker = doc->getObjectById(b);
1895 return marker;
1896 }
1899 /*
1900 Local Variables:
1901 mode:c++
1902 c-file-style:"stroustrup"
1903 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1904 indent-tabs-mode:nil
1905 fill-column:99
1906 End:
1907 */
1908 // vim: filetype=c++:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :