b0b510a012e717533e61dec23b52b21738a9a248
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 #ifdef SP_SS_VERBOSE
140 g_print( "Stroke style widget constructed: inkscape %p repr %p\n",
141 spw->inkscape, spw->repr );
142 #endif
143 if (spw->inkscape) {
144 sp_stroke_style_paint_update (spw);
145 }
146 }
148 /**
149 * On signal modified, invokes an update of the stroke style paint object.
150 */
151 static void
152 sp_stroke_style_paint_selection_modified ( SPWidget *spw,
153 Inkscape::Selection *selection,
154 guint flags,
155 SPPaintSelector *psel)
156 {
157 if (flags & ( SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG |
158 SP_OBJECT_STYLE_MODIFIED_FLAG) ) {
159 sp_stroke_style_paint_update(spw);
160 }
161 }
164 /**
165 * On signal selection changed, invokes an update of the stroke style paint object.
166 */
167 static void
168 sp_stroke_style_paint_selection_changed ( SPWidget *spw,
169 Inkscape::Selection *selection,
170 SPPaintSelector *psel )
171 {
172 sp_stroke_style_paint_update (spw);
173 }
176 /**
177 * On signal change subselection, invoke an update of the stroke style widget.
178 */
179 static void
180 sp_stroke_style_widget_change_subselection ( Inkscape::Application *inkscape,
181 SPDesktop *desktop,
182 SPWidget *spw )
183 {
184 sp_stroke_style_paint_update (spw);
185 }
187 static void
188 sp_stroke_style_widget_transientize_callback(Inkscape::Application *inkscape,
189 SPDesktop *desktop,
190 SPWidget *spw )
191 {
192 ink_markers_menu_update(spw);
193 }
195 /**
196 * Gets the active stroke style property, then sets the appropriate color, alpha, gradient,
197 * pattern, etc. for the paint-selector.
198 */
199 static void
200 sp_stroke_style_paint_update (SPWidget *spw)
201 {
202 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
203 return;
204 }
206 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
208 SPPaintSelector *psel = SP_PAINT_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "paint-selector"));
210 // create temporary style
211 SPStyle *query = sp_style_new ();
212 // query into it
213 int result = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKE);
215 switch (result) {
216 case QUERY_STYLE_NOTHING:
217 {
218 /* No paint at all */
219 sp_paint_selector_set_mode (psel, SP_PAINT_SELECTOR_MODE_EMPTY);
220 break;
221 }
223 case QUERY_STYLE_SINGLE:
224 case QUERY_STYLE_MULTIPLE_AVERAGED: // TODO: treat this slightly differently, e.g. display "averaged" somewhere in paint selector
225 case QUERY_STYLE_MULTIPLE_SAME:
226 {
227 SPPaintSelectorMode pselmode = sp_style_determine_paint_selector_mode (query, false);
228 sp_paint_selector_set_mode (psel, pselmode);
230 if (query->stroke.set && query->stroke.type == SP_PAINT_TYPE_COLOR) {
231 gfloat d[3];
232 sp_color_get_rgb_floatv (&query->stroke.value.color, d);
233 SPColor color;
234 sp_color_set_rgb_float (&color, d[0], d[1], d[2]);
235 sp_paint_selector_set_color_alpha (psel, &color, SP_SCALE24_TO_FLOAT (query->stroke_opacity.value));
237 } else if (query->stroke.set && query->stroke.type == SP_PAINT_TYPE_PAINTSERVER) {
239 SPPaintServer *server = SP_STYLE_STROKE_SERVER (query);
241 if (SP_IS_LINEARGRADIENT (server)) {
242 SPGradient *vector = sp_gradient_get_vector (SP_GRADIENT (server), FALSE);
243 sp_paint_selector_set_gradient_linear (psel, vector);
245 SPLinearGradient *lg = SP_LINEARGRADIENT (server);
246 sp_paint_selector_set_gradient_properties (psel,
247 SP_GRADIENT_UNITS (lg),
248 SP_GRADIENT_SPREAD (lg));
249 } else if (SP_IS_RADIALGRADIENT (server)) {
250 SPGradient *vector = sp_gradient_get_vector (SP_GRADIENT (server), FALSE);
251 sp_paint_selector_set_gradient_radial (psel, vector);
253 SPRadialGradient *rg = SP_RADIALGRADIENT (server);
254 sp_paint_selector_set_gradient_properties (psel,
255 SP_GRADIENT_UNITS (rg),
256 SP_GRADIENT_SPREAD (rg));
257 } else if (SP_IS_PATTERN (server)) {
258 SPPattern *pat = pattern_getroot (SP_PATTERN (server));
259 sp_update_pattern_list (psel, pat);
260 }
261 }
262 break;
263 }
265 case QUERY_STYLE_MULTIPLE_DIFFERENT:
266 {
267 sp_paint_selector_set_mode (psel, SP_PAINT_SELECTOR_MODE_MULTIPLE);
268 break;
269 }
270 }
272 g_free (query);
274 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
275 }
277 /**
278 * When the mode is changed, invoke a regular changed handler.
279 */
280 static void
281 sp_stroke_style_paint_mode_changed( SPPaintSelector *psel,
282 SPPaintSelectorMode mode,
283 SPWidget *spw )
284 {
285 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
286 return;
287 }
289 /* TODO: Does this work?
290 * Not really, here we have to get old color back from object
291 * Instead of relying on paint widget having meaningful colors set
292 */
293 sp_stroke_style_paint_changed(psel, spw);
294 }
296 static gchar *undo_label_1 = "stroke:flatcolor:1";
297 static gchar *undo_label_2 = "stroke:flatcolor:2";
298 static gchar *undo_label = undo_label_1;
300 /**
301 * When a drag callback occurs on a paint selector object, if it is a RGB or CMYK
302 * color mode, then set the stroke opacity to psel's flat color.
303 */
304 static void
305 sp_stroke_style_paint_dragged(SPPaintSelector *psel, SPWidget *spw)
306 {
307 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
308 return;
309 }
311 switch (psel->mode) {
312 case SP_PAINT_SELECTOR_MODE_COLOR_RGB:
313 case SP_PAINT_SELECTOR_MODE_COLOR_CMYK:
314 {
315 sp_paint_selector_set_flat_color (psel, SP_ACTIVE_DESKTOP, "stroke", "stroke-opacity");
316 sp_document_maybe_done (sp_desktop_document(SP_ACTIVE_DESKTOP), undo_label, SP_VERB_DIALOG_FILL_STROKE,
317 _("Set stroke color"));
318 break;
319 }
321 default:
322 g_warning( "file %s: line %d: Paint %d should not emit 'dragged'",
323 __FILE__, __LINE__, psel->mode);
324 break;
325 }
326 }
328 /**
329 * When the stroke style's paint settings change, this handler updates the
330 * repr's stroke css style and applies the style to relevant drawing items.
331 */
332 static void
333 sp_stroke_style_paint_changed(SPPaintSelector *psel, SPWidget *spw)
334 {
335 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
336 return;
337 }
338 g_object_set_data (G_OBJECT (spw), "update", GINT_TO_POINTER (TRUE));
340 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
341 SPDocument *document = sp_desktop_document (desktop);
342 Inkscape::Selection *selection = sp_desktop_selection (desktop);
344 GSList const *items = selection->itemList();
346 switch (psel->mode) {
347 case SP_PAINT_SELECTOR_MODE_EMPTY:
348 // This should not happen.
349 g_warning ( "file %s: line %d: Paint %d should not emit 'changed'",
350 __FILE__, __LINE__, psel->mode);
351 break;
352 case SP_PAINT_SELECTOR_MODE_MULTIPLE:
353 // This happens when you switch multiple objects with different gradients to flat color;
354 // nothing to do here.
355 break;
357 case SP_PAINT_SELECTOR_MODE_NONE:
358 {
359 SPCSSAttr *css = sp_repr_css_attr_new();
360 sp_repr_css_set_property(css, "stroke", "none");
362 sp_desktop_set_style (desktop, css);
364 sp_repr_css_attr_unref(css);
366 sp_document_done(document, SP_VERB_DIALOG_FILL_STROKE,
367 _("Remove stroke"));
368 break;
369 }
371 case SP_PAINT_SELECTOR_MODE_COLOR_RGB:
372 case SP_PAINT_SELECTOR_MODE_COLOR_CMYK:
373 {
374 sp_paint_selector_set_flat_color (psel, desktop, "stroke", "stroke-opacity");
375 sp_document_maybe_done (sp_desktop_document(desktop), undo_label, SP_VERB_DIALOG_FILL_STROKE,
376 _("Set stroke color"));
378 // on release, toggle undo_label so that the next drag will not be lumped with this one
379 if (undo_label == undo_label_1)
380 undo_label = undo_label_2;
381 else
382 undo_label = undo_label_1;
384 break;
385 }
387 case SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR:
388 case SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL:
389 if (items) {
390 SPGradientType const gradient_type = ( psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR
391 ? SP_GRADIENT_TYPE_LINEAR
392 : SP_GRADIENT_TYPE_RADIAL );
393 SPGradient *vector = sp_paint_selector_get_gradient_vector(psel);
394 if (!vector) {
395 /* No vector in paint selector should mean that we just changed mode */
397 SPStyle *query = sp_style_new ();
398 int result = objects_query_fillstroke ((GSList *) items, query, false);
399 guint32 common_rgb = 0;
400 if (result == QUERY_STYLE_MULTIPLE_SAME) {
401 if (query->fill.type != SP_PAINT_TYPE_COLOR) {
402 common_rgb = sp_desktop_get_color(desktop, false);
403 } else {
404 common_rgb = sp_color_get_rgba32_ualpha(&query->stroke.value.color, 0xff);
405 }
406 vector = sp_document_default_gradient_vector(document, common_rgb);
407 }
408 g_free (query);
410 for (GSList const *i = items; i != NULL; i = i->next) {
411 if (!vector) {
412 sp_item_set_gradient(SP_ITEM(i->data),
413 sp_gradient_vector_for_object(document, desktop, SP_OBJECT(i->data), false),
414 gradient_type, false);
415 } else {
416 sp_item_set_gradient(SP_ITEM(i->data), vector, gradient_type, false);
417 }
418 }
419 } else {
420 vector = sp_gradient_ensure_vector_normalized(vector);
421 for (GSList const *i = items; i != NULL; i = i->next) {
422 SPGradient *gr = sp_item_set_gradient(SP_ITEM(i->data), vector, gradient_type, false);
423 sp_gradient_selector_attrs_to_gradient(gr, psel);
424 }
425 }
427 sp_document_done(document, SP_VERB_DIALOG_FILL_STROKE,
428 _("Set gradient on stroke"));
429 }
430 break;
432 case SP_PAINT_SELECTOR_MODE_PATTERN:
434 if (items) {
436 SPPattern *pattern = sp_paint_selector_get_pattern (psel);
437 if (!pattern) {
439 /* No Pattern in paint selector should mean that we just
440 * changed mode - dont do jack.
441 */
443 } else {
444 Inkscape::XML::Node *patrepr = SP_OBJECT_REPR(pattern);
445 SPCSSAttr *css = sp_repr_css_attr_new ();
446 gchar *urltext = g_strdup_printf ("url(#%s)", patrepr->attribute("id"));
447 sp_repr_css_set_property (css, "stroke", urltext);
449 for (GSList const *i = items; i != NULL; i = i->next) {
450 Inkscape::XML::Node *selrepr = SP_OBJECT_REPR (i->data);
451 SPObject *selobj = SP_OBJECT (i->data);
452 if (!selrepr)
453 continue;
455 SPStyle *style = SP_OBJECT_STYLE (selobj);
456 if (style && style->stroke.type == SP_PAINT_TYPE_PAINTSERVER) {
457 SPObject *server = SP_OBJECT_STYLE_STROKE_SERVER (selobj);
458 if (SP_IS_PATTERN (server) && pattern_getroot (SP_PATTERN(server)) == pattern)
459 // only if this object's pattern is not rooted in our selected pattern, apply
460 continue;
461 }
463 sp_repr_css_change_recursive (selrepr, css, "style");
464 }
466 sp_repr_css_attr_unref (css);
467 g_free (urltext);
469 } // end if
471 sp_document_done (document, SP_VERB_DIALOG_FILL_STROKE,
472 _("Set pattern on stroke"));
473 } // end if
475 break;
477 case SP_PAINT_SELECTOR_MODE_UNSET:
478 if (items) {
479 SPCSSAttr *css = sp_repr_css_attr_new ();
480 sp_repr_css_unset_property (css, "stroke");
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 /**
571 * Creates a copy of the marker named mname, determines its visible and renderable
572 * area in menu_id's bounding box, and then renders it. This allows us to fill in
573 * preview images of each marker in the marker menu.
574 */
575 static GtkWidget *
576 sp_marker_prev_new(unsigned psize, gchar const *mname,
577 SPDocument *source, SPDocument *sandbox,
578 gchar *menu_id, NRArena const *arena, unsigned visionkey, NRArenaItem *root)
579 {
580 // Retrieve the marker named 'mname' from the source SVG document
581 SPObject const *marker = source->getObjectById(mname);
582 if (marker == NULL)
583 return NULL;
585 // Create a copy repr of the marker with id="sample"
586 Inkscape::XML::Node *mrepr = SP_OBJECT_REPR (marker)->duplicate();
587 mrepr->setAttribute("id", "sample");
589 // Replace the old sample in the sandbox by the new one
590 Inkscape::XML::Node *defsrepr = SP_OBJECT_REPR (sandbox->getObjectById("defs"));
591 SPObject *oldmarker = sandbox->getObjectById("sample");
592 if (oldmarker)
593 oldmarker->deleteObject(false);
594 defsrepr->appendChild(mrepr);
595 Inkscape::GC::release(mrepr);
597 // Uncomment this to get the sandbox documents saved (useful for debugging)
598 //FILE *fp = fopen (g_strconcat(mname, ".svg", NULL), "w");
599 //sp_repr_save_stream (sp_document_repr_doc (sandbox), fp);
600 //fclose (fp);
602 // object to render; note that the id is the same as that of the menu we're building
603 SPObject *object = sandbox->getObjectById(menu_id);
604 sp_document_root (sandbox)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
605 sp_document_ensure_up_to_date(sandbox);
607 if (object == NULL || !SP_IS_ITEM(object))
608 return NULL; // sandbox broken?
610 // Find object's bbox in document
611 NR::Matrix const i2doc(sp_item_i2doc_affine(SP_ITEM(object)));
612 NR::Rect const dbox = SP_ITEM(object)->invokeBbox(i2doc);
614 if (dbox.isEmpty()) {
615 return NULL;
616 }
618 /* Update to renderable state */
619 double sf = 0.8;
620 GdkPixbuf* pixbuf = NULL;
622 Glib::ustring key = svg_preview_cache.cache_key(source->uri, mname, psize);
623 pixbuf = svg_preview_cache.get_preview_from_cache(key);
625 if (pixbuf == NULL) {
626 pixbuf = render_pixbuf(root, sf, dbox, psize);
627 svg_preview_cache.set_preview_in_cache(key, pixbuf);
628 }
630 // Create widget
631 GtkWidget *pb = gtk_image_new_from_pixbuf(pixbuf);
633 return pb;
634 }
637 /**
638 * Returns a list of markers in the defs of the given source document as a GSList object
639 * Returns NULL if there are no markers in the document.
640 */
641 GSList *
642 ink_marker_list_get (SPDocument *source)
643 {
644 if (source == NULL)
645 return NULL;
647 GSList *ml = NULL;
648 SPDefs *defs = (SPDefs *) SP_DOCUMENT_DEFS (source);
649 for ( SPObject *child = sp_object_first_child(SP_OBJECT(defs));
650 child != NULL;
651 child = SP_OBJECT_NEXT (child) )
652 {
653 if (SP_IS_MARKER(child)) {
654 ml = g_slist_prepend (ml, child);
655 }
656 }
657 return ml;
658 }
660 #define MARKER_ITEM_MARGIN 0
662 /**
663 * Adds previews of markers in marker_list to the given menu widget
664 */
665 static void
666 sp_marker_menu_build (GtkWidget *m, GSList *marker_list, SPDocument *source, SPDocument *sandbox, gchar *menu_id)
667 {
668 // Do this here, outside of loop, to speed up preview generation:
669 NRArena const *arena = NRArena::create();
670 unsigned const visionkey = sp_item_display_key_new(1);
671 NRArenaItem *root = sp_item_invoke_show( SP_ITEM(SP_DOCUMENT_ROOT (sandbox)), (NRArena *) arena, visionkey, SP_ITEM_SHOW_DISPLAY );
673 for (; marker_list != NULL; marker_list = marker_list->next) {
674 Inkscape::XML::Node *repr = SP_OBJECT_REPR((SPItem *) marker_list->data);
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
691 GtkWidget *prv = sp_marker_prev_new (22, markid, source, sandbox, menu_id, arena, visionkey, root);
692 gtk_widget_show(prv);
693 gtk_box_pack_start(GTK_BOX(hb), prv, FALSE, FALSE, 6);
695 // create label
696 GtkWidget *l = gtk_label_new(repr->attribute("id"));
697 gtk_widget_show(l);
698 gtk_misc_set_alignment(GTK_MISC(l), 0.0, 0.5);
700 gtk_box_pack_start(GTK_BOX(hb), l, TRUE, TRUE, 0);
702 gtk_widget_show(hb);
703 gtk_container_add(GTK_CONTAINER(i), hb);
705 gtk_menu_append(GTK_MENU(m), i);
706 }
707 }
709 /**
710 * sp_marker_list_from_doc()
711 *
712 * \brief Pick up all markers from source, except those that are in
713 * current_doc (if non-NULL), and add items to the m menu
714 *
715 */
716 static void
717 sp_marker_list_from_doc (GtkWidget *m, SPDocument *current_doc, SPDocument *source, SPDocument *markers_doc, SPDocument *sandbox, gchar *menu_id)
718 {
719 GSList *ml = ink_marker_list_get(source);
720 GSList *clean_ml = NULL;
722 for (; ml != NULL; ml = ml->next) {
723 if (!SP_IS_MARKER(ml->data))
724 continue;
726 // Add to the list of markers we really do wish to show
727 clean_ml = g_slist_prepend (clean_ml, ml->data);
728 }
729 sp_marker_menu_build (m, clean_ml, source, sandbox, menu_id);
731 g_slist_free (ml);
732 g_slist_free (clean_ml);
733 }
736 /**
737 * Returns a new document containing default start, mid, and end markers.
738 */
739 SPDocument *
740 ink_markers_preview_doc ()
741 {
742 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\">"
743 " <defs id=\"defs\" />"
745 " <g id=\"marker-start\">"
746 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:url(#sample);marker-mid:none;marker-end:none\""
747 " d=\"M 12.5,13 L 25,13\" id=\"path1\" />"
748 " <rect style=\"fill:none;stroke:none\" id=\"rect2\""
749 " width=\"25\" height=\"25\" x=\"0\" y=\"0\" />"
750 " </g>"
752 " <g id=\"marker-mid\">"
753 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:none;marker-mid:url(#sample);marker-end:none\""
754 " d=\"M 0,113 L 12.5,113 L 25,113\" id=\"path11\" />"
755 " <rect style=\"fill:none;stroke:none\" id=\"rect22\""
756 " width=\"25\" height=\"25\" x=\"0\" y=\"100\" />"
757 " </g>"
759 " <g id=\"marker-end\">"
760 " <path style=\"fill:none;stroke:black;stroke-width:1.7;marker-start:none;marker-mid:none;marker-end:url(#sample)\""
761 " d=\"M 0,213 L 12.5,213\" id=\"path111\" />"
762 " <rect style=\"fill:none;stroke:none\" id=\"rect222\""
763 " width=\"25\" height=\"25\" x=\"0\" y=\"200\" />"
764 " </g>"
766 "</svg>";
768 return sp_document_new_from_mem (buffer, strlen(buffer), FALSE);
769 }
771 static void
772 ink_marker_menu_create_menu(GtkWidget *m, gchar *menu_id, SPDocument *doc, SPDocument *sandbox)
773 {
774 static SPDocument *markers_doc = NULL;
776 // add "None"
777 GtkWidget *i = gtk_menu_item_new();
778 gtk_widget_show(i);
780 g_object_set_data(G_OBJECT(i), "marker", (void *) "none");
782 GtkWidget *hb = gtk_hbox_new(FALSE, MARKER_ITEM_MARGIN);
783 gtk_widget_show(hb);
785 GtkWidget *l = gtk_label_new( _("None") );
786 gtk_widget_show(l);
787 gtk_misc_set_alignment(GTK_MISC(l), 0.0, 0.5);
789 gtk_box_pack_start(GTK_BOX(hb), l, TRUE, TRUE, 0);
791 gtk_widget_show(hb);
792 gtk_container_add(GTK_CONTAINER(i), hb);
793 gtk_menu_append(GTK_MENU(m), i);
795 // find and load markers.svg
796 if (markers_doc == NULL) {
797 char *markers_source = g_build_filename(INKSCAPE_MARKERSDIR, "markers.svg", NULL);
798 if (Inkscape::IO::file_test(markers_source, G_FILE_TEST_IS_REGULAR)) {
799 markers_doc = sp_document_new(markers_source, FALSE);
800 }
801 g_free(markers_source);
802 }
804 // suck in from current doc
805 sp_marker_list_from_doc ( m, NULL, doc, markers_doc, sandbox, menu_id );
807 // add separator
808 {
809 GtkWidget *i = gtk_separator_menu_item_new();
810 gtk_widget_show(i);
811 gtk_menu_append(GTK_MENU(m), i);
812 }
814 // suck in from markers.svg
815 if (markers_doc) {
816 sp_document_ensure_up_to_date(doc);
817 sp_marker_list_from_doc ( m, doc, markers_doc, NULL, sandbox, menu_id );
818 }
820 }
823 /**
824 * Creates a menu widget to display markers from markers.svg
825 */
826 static GtkWidget *
827 ink_marker_menu( GtkWidget *tbl, gchar *menu_id, SPDocument *sandbox)
828 {
829 SPDesktop *desktop = inkscape_active_desktop();
830 SPDocument *doc = sp_desktop_document(desktop);
831 GtkWidget *mnu = gtk_option_menu_new();
833 /* Create new menu widget */
834 GtkWidget *m = gtk_menu_new();
835 gtk_widget_show(m);
837 g_object_set_data(G_OBJECT(mnu), "updating", (gpointer) FALSE);
839 if (!doc) {
840 GtkWidget *i = gtk_menu_item_new_with_label(_("No document selected"));
841 gtk_widget_show(i);
842 gtk_menu_append(GTK_MENU(m), i);
843 gtk_widget_set_sensitive(mnu, FALSE);
845 } else {
846 ink_marker_menu_create_menu(m, menu_id, doc, sandbox);
848 gtk_widget_set_sensitive(mnu, TRUE);
849 }
851 gtk_object_set_data(GTK_OBJECT(mnu), "menu_id", menu_id);
852 gtk_option_menu_set_menu(GTK_OPTION_MENU(mnu), m);
854 /* Set history */
855 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
857 return mnu;
858 }
861 /**
862 * Handles when user selects one of the markers from the marker menu.
863 * Defines a uri string to refer to it, then applies it to all selected
864 * items in the current desktop.
865 */
866 static void
867 sp_marker_select(GtkOptionMenu *mnu, GtkWidget *spw)
868 {
869 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
870 return;
871 }
873 SPDesktop *desktop = inkscape_active_desktop();
874 SPDocument *document = sp_desktop_document(desktop);
875 if (!document) {
876 return;
877 }
879 /* Get Marker */
880 if (!g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
881 "marker"))
882 {
883 return;
884 }
885 gchar *markid = (gchar *) g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
886 "marker");
887 gchar *marker = "";
888 if (strcmp(markid, "none")){
889 gchar *stockid = (gchar *) g_object_get_data(G_OBJECT(gtk_menu_get_active(GTK_MENU(gtk_option_menu_get_menu(mnu)))),
890 "stockid");
892 gchar *markurn = markid;
893 if (!strcmp(stockid,"true")) markurn = g_strconcat("urn:inkscape:marker:",markid,NULL);
894 SPObject *mark = get_stock_item(markurn);
895 if (mark) {
896 Inkscape::XML::Node *repr = SP_OBJECT_REPR(mark);
897 marker = g_strconcat("url(#", repr->attribute("id"), ")", NULL);
898 }
899 } else {
900 marker = markid;
901 }
903 SPCSSAttr *css = sp_repr_css_attr_new();
904 gchar *menu_id = (gchar *) g_object_get_data(G_OBJECT(mnu), "menu_id");
905 sp_repr_css_set_property(css, menu_id, marker);
907 // Also update the marker dropdown menus, so the document's markers
908 // show up at the top of the menu
909 ink_markers_menu_update(SP_WIDGET(spw));
911 Inkscape::Selection *selection = sp_desktop_selection(desktop);
912 GSList const *items = selection->itemList();
913 for (; items != NULL; items = items->next) {
914 SPItem *item = (SPItem *) items->data;
915 if (!SP_IS_SHAPE(item) || SP_IS_RECT(item)) // can't set marker to rect, until it's converted to using <path>
916 continue;
917 Inkscape::XML::Node *selrepr = SP_OBJECT_REPR((SPItem *) items->data);
918 if (selrepr) {
919 sp_repr_css_change_recursive(selrepr, css, "style");
920 }
921 SP_OBJECT(items->data)->requestModified(SP_OBJECT_MODIFIED_FLAG);
922 SP_OBJECT(items->data)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);
923 }
925 sp_repr_css_attr_unref(css);
927 sp_document_done(document, SP_VERB_DIALOG_FILL_STROKE,
928 _("Set markers"));
930 };
932 static int
933 ink_marker_menu_get_pos(GtkMenu* mnu, gchar* markname) {
935 if (markname == NULL)
936 markname = (gchar *) g_object_get_data(G_OBJECT(gtk_menu_get_active(mnu)), "marker");
938 if (markname == NULL)
939 return 0;
941 GList *kids = GTK_MENU_SHELL(mnu)->children;
942 int i = 0;
943 for (; kids != NULL; kids = kids->next) {
944 gchar *mark = (gchar *) g_object_get_data(G_OBJECT(kids->data), "marker");
945 if ( mark && strcmp(mark, markname) == 0 ) {
946 break;
947 }
948 i++;
949 }
950 return i;
951 }
953 static void
954 ink_markers_menu_update(SPWidget* spw) {
955 SPDesktop *desktop = inkscape_active_desktop();
956 SPDocument *document = sp_desktop_document(desktop);
957 SPDocument *sandbox = ink_markers_preview_doc ();
958 GtkWidget *m;
959 int pos;
961 gtk_signal_handler_block_by_func( GTK_OBJECT(marker_start_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
962 pos = ink_marker_menu_get_pos(GTK_MENU(gtk_option_menu_get_menu(GTK_OPTION_MENU(marker_start_menu))), NULL);
963 m = gtk_menu_new();
964 gtk_widget_show(m);
965 ink_marker_menu_create_menu(m, "marker-start", document, sandbox);
966 gtk_option_menu_remove_menu(GTK_OPTION_MENU(marker_start_menu));
967 gtk_option_menu_set_menu(GTK_OPTION_MENU(marker_start_menu), m);
968 gtk_option_menu_set_history(GTK_OPTION_MENU(marker_start_menu), pos);
969 gtk_signal_handler_unblock_by_func( GTK_OBJECT(marker_start_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
971 gtk_signal_handler_block_by_func( GTK_OBJECT(marker_mid_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
972 pos = ink_marker_menu_get_pos(GTK_MENU(gtk_option_menu_get_menu(GTK_OPTION_MENU(marker_mid_menu))), NULL);
973 m = gtk_menu_new();
974 gtk_widget_show(m);
975 ink_marker_menu_create_menu(m, "marker-mid", document, sandbox);
976 gtk_option_menu_remove_menu(GTK_OPTION_MENU(marker_mid_menu));
977 gtk_option_menu_set_menu(GTK_OPTION_MENU(marker_mid_menu), m);
978 gtk_option_menu_set_history(GTK_OPTION_MENU(marker_mid_menu), pos);
979 gtk_signal_handler_unblock_by_func( GTK_OBJECT(marker_mid_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
981 gtk_signal_handler_block_by_func( GTK_OBJECT(marker_end_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_end_menu))), NULL);
983 m = gtk_menu_new();
984 gtk_widget_show(m);
985 ink_marker_menu_create_menu(m, "marker-end", document, sandbox);
986 gtk_option_menu_remove_menu(GTK_OPTION_MENU(marker_end_menu));
987 gtk_option_menu_set_menu(GTK_OPTION_MENU(marker_end_menu), m);
988 gtk_option_menu_set_history(GTK_OPTION_MENU(marker_end_menu), pos);
989 gtk_signal_handler_unblock_by_func( GTK_OBJECT(marker_end_menu), GTK_SIGNAL_FUNC(sp_marker_select), spw);
990 }
992 /**
993 * Sets the stroke width units for all selected items.
994 * Also handles absolute and dimensionless units.
995 */
996 static gboolean stroke_width_set_unit(SPUnitSelector *,
997 SPUnit const *old,
998 SPUnit const *new_units,
999 GObject *spw)
1000 {
1001 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1003 if (!desktop) {
1004 return FALSE;
1005 }
1007 Inkscape::Selection *selection = sp_desktop_selection (desktop);
1009 if (selection->isEmpty())
1010 return FALSE;
1012 GSList const *objects = selection->itemList();
1014 if ((old->base == SP_UNIT_ABSOLUTE || old->base == SP_UNIT_DEVICE) &&
1015 (new_units->base == SP_UNIT_DIMENSIONLESS)) {
1017 /* Absolute to percentage */
1018 g_object_set_data (spw, "update", GUINT_TO_POINTER (TRUE));
1020 GtkAdjustment *a = GTK_ADJUSTMENT(g_object_get_data (spw, "width"));
1021 float w = sp_units_get_pixels (a->value, *old);
1023 gdouble average = stroke_average_width (objects);
1025 if (average == NR_HUGE || average == 0)
1026 return FALSE;
1028 gtk_adjustment_set_value (a, 100.0 * w / average);
1030 g_object_set_data (spw, "update", GUINT_TO_POINTER (FALSE));
1031 return TRUE;
1033 } else if ((old->base == SP_UNIT_DIMENSIONLESS) &&
1034 (new_units->base == SP_UNIT_ABSOLUTE || new_units->base == SP_UNIT_DEVICE)) {
1036 /* Percentage to absolute */
1037 g_object_set_data (spw, "update", GUINT_TO_POINTER (TRUE));
1039 GtkAdjustment *a = GTK_ADJUSTMENT(g_object_get_data (spw, "width"));
1041 gdouble average = stroke_average_width (objects);
1043 gtk_adjustment_set_value (a, sp_pixels_get_units (0.01 * a->value * average, *new_units));
1045 g_object_set_data (spw, "update", GUINT_TO_POINTER (FALSE));
1046 return TRUE;
1047 }
1049 return FALSE;
1050 }
1053 /**
1054 * \brief Creates a new widget for the line stroke style.
1055 *
1056 */
1057 GtkWidget *
1058 sp_stroke_style_line_widget_new(void)
1059 {
1060 GtkWidget *spw, *f, *t, *hb, *sb, *us, *tb, *ds;
1061 GtkObject *a;
1063 GtkTooltips *tt = gtk_tooltips_new();
1065 spw = sp_widget_new_global(INKSCAPE);
1067 f = gtk_hbox_new (FALSE, 0);
1068 gtk_widget_show(f);
1069 gtk_container_add(GTK_CONTAINER(spw), f);
1071 t = gtk_table_new(3, 6, FALSE);
1072 gtk_widget_show(t);
1073 gtk_container_set_border_width(GTK_CONTAINER(t), 4);
1074 gtk_table_set_row_spacings(GTK_TABLE(t), 4);
1075 gtk_container_add(GTK_CONTAINER(f), t);
1076 gtk_object_set_data(GTK_OBJECT(spw), "stroke", t);
1078 gint i = 0;
1080 /* Stroke width */
1081 spw_label(t, _("Width:"), 0, i);
1083 hb = spw_hbox(t, 3, 1, i);
1085 // TODO: when this is gtkmmified, use an Inkscape::UI::Widget::ScalarUnit instead of the separate
1086 // spinbutton and unit selector for stroke width. In sp_stroke_style_line_update, use
1087 // setHundredPercent to remember the aeraged width corresponding to 100%. Then the
1088 // stroke_width_set_unit will be removed (because ScalarUnit takes care of conversions itself), and
1089 // with it, the two remaining calls of stroke_average_width, allowing us to get rid of that
1090 // function in desktop-style.
1092 a = gtk_adjustment_new(1.0, 0.0, 1000.0, 0.1, 10.0, 10.0);
1093 gtk_object_set_data(GTK_OBJECT(spw), "width", a);
1094 sb = gtk_spin_button_new(GTK_ADJUSTMENT(a), 0.1, 3);
1095 gtk_tooltips_set_tip(tt, sb, _("Stroke width"), NULL);
1096 gtk_widget_show(sb);
1098 sp_dialog_defocus_on_enter(sb);
1100 gtk_box_pack_start(GTK_BOX(hb), sb, FALSE, FALSE, 0);
1101 us = sp_unit_selector_new(SP_UNIT_ABSOLUTE | SP_UNIT_DEVICE);
1102 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1103 if (desktop)
1104 sp_unit_selector_set_unit (SP_UNIT_SELECTOR(us), sp_desktop_namedview(desktop)->doc_units);
1105 sp_unit_selector_add_unit(SP_UNIT_SELECTOR(us), &sp_unit_get_by_id(SP_UNIT_PERCENT), 0);
1106 g_signal_connect ( G_OBJECT (us), "set_unit", G_CALLBACK (stroke_width_set_unit), spw );
1107 gtk_widget_show(us);
1108 sp_unit_selector_add_adjustment( SP_UNIT_SELECTOR(us), GTK_ADJUSTMENT(a) );
1109 gtk_box_pack_start(GTK_BOX(hb), us, FALSE, FALSE, 0);
1110 gtk_object_set_data(GTK_OBJECT(spw), "units", us);
1112 gtk_signal_connect( GTK_OBJECT(a), "value_changed", GTK_SIGNAL_FUNC(sp_stroke_style_width_changed), spw );
1113 i++;
1115 /* Join type */
1116 // TRANSLATORS: The line join style specifies the shape to be used at the
1117 // corners of paths. It can be "miter", "round" or "bevel".
1118 spw_label(t, _("Join:"), 0, i);
1120 hb = spw_hbox(t, 3, 1, i);
1122 tb = NULL;
1124 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_MITER,
1125 hb, spw, "join", "miter");
1127 // TRANSLATORS: Miter join: joining lines with a sharp (pointed) corner.
1128 // For an example, draw a triangle with a large stroke width and modify the
1129 // "Join" option (in the Fill and Stroke dialog).
1130 gtk_tooltips_set_tip(tt, tb, _("Miter join"), NULL);
1132 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_ROUND,
1133 hb, spw, "join", "round");
1135 // TRANSLATORS: Round join: joining lines with a rounded corner.
1136 // For an example, draw a triangle with a large stroke width and modify the
1137 // "Join" option (in the Fill and Stroke dialog).
1138 gtk_tooltips_set_tip(tt, tb, _("Round join"), NULL);
1140 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_JOIN_BEVEL,
1141 hb, spw, "join", "bevel");
1143 // TRANSLATORS: Bevel join: joining lines with a blunted (flattened) corner.
1144 // For an example, draw a triangle with a large stroke width and modify the
1145 // "Join" option (in the Fill and Stroke dialog).
1146 gtk_tooltips_set_tip(tt, tb, _("Bevel join"), NULL);
1148 i++;
1150 /* Miterlimit */
1151 // TRANSLATORS: Miter limit: only for "miter join", this limits the length
1152 // of the sharp "spike" when the lines connect at too sharp an angle.
1153 // When two line segments meet at a sharp angle, a miter join results in a
1154 // spike that extends well beyond the connection point. The purpose of the
1155 // miter limit is to cut off such spikes (i.e. convert them into bevels)
1156 // when they become too long.
1157 spw_label(t, _("Miter limit:"), 0, i);
1159 hb = spw_hbox(t, 3, 1, i);
1161 a = gtk_adjustment_new(4.0, 0.0, 100.0, 0.1, 10.0, 10.0);
1162 gtk_object_set_data(GTK_OBJECT(spw), "miterlimit", a);
1164 sb = gtk_spin_button_new(GTK_ADJUSTMENT(a), 0.1, 2);
1165 gtk_tooltips_set_tip(tt, sb, _("Maximum length of the miter (in units of stroke width)"), NULL);
1166 gtk_widget_show(sb);
1167 gtk_object_set_data(GTK_OBJECT(spw), "miterlimit_sb", sb);
1168 sp_dialog_defocus_on_enter(sb);
1170 gtk_box_pack_start(GTK_BOX(hb), sb, FALSE, FALSE, 0);
1172 gtk_signal_connect( GTK_OBJECT(a), "value_changed",
1173 GTK_SIGNAL_FUNC(sp_stroke_style_miterlimit_changed), spw );
1174 i++;
1176 /* Cap type */
1177 // TRANSLATORS: cap type specifies the shape for the ends of lines
1178 spw_label(t, _("Cap:"), 0, i);
1180 hb = spw_hbox(t, 3, 1, i);
1182 tb = NULL;
1184 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_BUTT,
1185 hb, spw, "cap", "butt");
1187 // TRANSLATORS: Butt cap: the line shape does not extend beyond the end point
1188 // of the line; the ends of the line are square
1189 gtk_tooltips_set_tip(tt, tb, _("Butt cap"), NULL);
1191 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_ROUND,
1192 hb, spw, "cap", "round");
1194 // TRANSLATORS: Round cap: the line shape extends beyond the end point of the
1195 // line; the ends of the line are rounded
1196 gtk_tooltips_set_tip(tt, tb, _("Round cap"), NULL);
1198 tb = sp_stroke_radio_button(tb, INKSCAPE_STOCK_CAP_SQUARE,
1199 hb, spw, "cap", "square");
1201 // TRANSLATORS: Square cap: the line shape extends beyond the end point of the
1202 // line; the ends of the line are square
1203 gtk_tooltips_set_tip(tt, tb, _("Square cap"), NULL);
1205 i++;
1208 /* Dash */
1209 spw_label(t, _("Dashes:"), 0, i);
1210 ds = sp_dash_selector_new( inkscape_get_repr( INKSCAPE,
1211 "palette.dashes") );
1213 gtk_widget_show(ds);
1214 gtk_table_attach( GTK_TABLE(t), ds, 1, 4, i, i+1,
1215 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1216 (GtkAttachOptions)0, 0, 0 );
1217 gtk_object_set_data(GTK_OBJECT(spw), "dash", ds);
1218 gtk_signal_connect( GTK_OBJECT(ds), "changed",
1219 GTK_SIGNAL_FUNC(sp_stroke_style_line_dash_changed),
1220 spw );
1221 i++;
1223 /* Drop down marker selectors*/
1225 // doing this here once, instead of for each preview, to speed things up
1226 SPDocument *sandbox = ink_markers_preview_doc ();
1228 // TRANSLATORS: Path markers are an SVG feature that allows you to attach arbitrary shapes
1229 // (arrowheads, bullets, faces, whatever) to the start, end, or middle nodes of a path.
1230 spw_label(t, _("Start Markers:"), 0, i);
1231 marker_start_menu = ink_marker_menu( spw ,"marker-start", sandbox);
1232 gtk_signal_connect( GTK_OBJECT(marker_start_menu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1233 gtk_widget_show(marker_start_menu);
1234 gtk_table_attach( GTK_TABLE(t), marker_start_menu, 1, 4, i, i+1,
1235 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1236 (GtkAttachOptions)0, 0, 0 );
1237 gtk_object_set_data(GTK_OBJECT(spw), "start_mark_menu", marker_start_menu);
1239 i++;
1240 spw_label(t, _("Mid Markers:"), 0, i);
1241 marker_mid_menu = ink_marker_menu( spw ,"marker-mid", sandbox);
1242 gtk_signal_connect( GTK_OBJECT(marker_mid_menu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1243 gtk_widget_show(marker_mid_menu);
1244 gtk_table_attach( GTK_TABLE(t), marker_mid_menu, 1, 4, i, i+1,
1245 (GtkAttachOptions)( GTK_EXPAND | GTK_FILL ),
1246 (GtkAttachOptions)0, 0, 0 );
1247 gtk_object_set_data(GTK_OBJECT(spw), "mid_mark_menu", marker_mid_menu);
1249 i++;
1250 spw_label(t, _("End Markers:"), 0, i);
1251 marker_end_menu = ink_marker_menu( spw ,"marker-end", sandbox);
1252 gtk_signal_connect( GTK_OBJECT(marker_end_menu), "changed", GTK_SIGNAL_FUNC(sp_marker_select), spw );
1253 gtk_widget_show(marker_end_menu);
1254 gtk_table_attach( GTK_TABLE(t), marker_end_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), "end_mark_menu", marker_end_menu);
1259 i++;
1261 gtk_signal_connect( GTK_OBJECT(spw), "construct",
1262 GTK_SIGNAL_FUNC(sp_stroke_style_line_construct),
1263 NULL );
1264 gtk_signal_connect( GTK_OBJECT(spw), "modify_selection",
1265 GTK_SIGNAL_FUNC(sp_stroke_style_line_selection_modified),
1266 NULL );
1267 gtk_signal_connect( GTK_OBJECT(spw), "change_selection",
1268 GTK_SIGNAL_FUNC(sp_stroke_style_line_selection_changed),
1269 NULL );
1271 sp_stroke_style_line_update( SP_WIDGET(spw), desktop ? sp_desktop_selection(desktop) : NULL);
1273 return spw;
1274 }
1277 /**
1278 * Callback for when the stroke style widget is called. It causes
1279 * the stroke line style to be updated.
1280 */
1281 static void
1282 sp_stroke_style_line_construct(SPWidget *spw, gpointer data)
1283 {
1285 #ifdef SP_SS_VERBOSE
1286 g_print( "Stroke style widget constructed: inkscape %p repr %p\n",
1287 spw->inkscape, spw->repr );
1288 #endif
1289 if (spw->inkscape) {
1290 sp_stroke_style_line_update(spw,
1291 ( SP_ACTIVE_DESKTOP
1292 ? sp_desktop_selection(SP_ACTIVE_DESKTOP)
1293 : NULL ));
1294 }
1295 }
1297 /**
1298 * Callback for when stroke style widget is modified.
1299 * Triggers update action.
1300 */
1301 static void
1302 sp_stroke_style_line_selection_modified ( SPWidget *spw,
1303 Inkscape::Selection *selection,
1304 guint flags,
1305 gpointer data )
1306 {
1307 if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG)) {
1308 sp_stroke_style_line_update (spw, selection);
1309 }
1311 }
1313 /**
1314 * Callback for when stroke style widget is changed.
1315 * Triggers update action.
1316 */
1317 static void
1318 sp_stroke_style_line_selection_changed ( SPWidget *spw,
1319 Inkscape::Selection *selection,
1320 gpointer data )
1321 {
1322 sp_stroke_style_line_update (spw, selection);
1323 }
1326 /**
1327 * Sets selector widgets' dash style from an SPStyle object.
1328 */
1329 static void
1330 sp_dash_selector_set_from_style (GtkWidget *dsel, SPStyle *style)
1331 {
1332 if (style->stroke_dash.n_dash > 0) {
1333 double d[64];
1334 int len = MIN(style->stroke_dash.n_dash, 64);
1335 for (int i = 0; i < len; i++) {
1336 if (style->stroke_width.computed != 0)
1337 d[i] = style->stroke_dash.dash[i] / style->stroke_width.computed;
1338 else
1339 d[i] = style->stroke_dash.dash[i]; // is there a better thing to do for stroke_width==0?
1340 }
1341 sp_dash_selector_set_dash(SP_DASH_SELECTOR(dsel), len, d,
1342 style->stroke_width.computed != 0?
1343 style->stroke_dash.offset / style->stroke_width.computed :
1344 style->stroke_dash.offset);
1345 } else {
1346 sp_dash_selector_set_dash(SP_DASH_SELECTOR(dsel), 0, NULL, 0.0);
1347 }
1348 }
1350 /**
1351 * Sets the join type for a line, and updates the stroke style widget's buttons
1352 */
1353 static void
1354 sp_jointype_set (SPWidget *spw, unsigned const jointype)
1355 {
1356 GtkWidget *tb = NULL;
1357 switch (jointype) {
1358 case SP_STROKE_LINEJOIN_MITER:
1359 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_MITER));
1360 break;
1361 case SP_STROKE_LINEJOIN_ROUND:
1362 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_ROUND));
1363 break;
1364 case SP_STROKE_LINEJOIN_BEVEL:
1365 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_JOIN_BEVEL));
1366 break;
1367 default:
1368 break;
1369 }
1370 sp_stroke_style_set_join_buttons (spw, tb);
1371 }
1373 /**
1374 * Sets the cap type for a line, and updates the stroke style widget's buttons
1375 */
1376 static void
1377 sp_captype_set (SPWidget *spw, unsigned const captype)
1378 {
1379 GtkWidget *tb = NULL;
1380 switch (captype) {
1381 case SP_STROKE_LINECAP_BUTT:
1382 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_BUTT));
1383 break;
1384 case SP_STROKE_LINECAP_ROUND:
1385 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_ROUND));
1386 break;
1387 case SP_STROKE_LINECAP_SQUARE:
1388 tb = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), INKSCAPE_STOCK_CAP_SQUARE));
1389 break;
1390 default:
1391 break;
1392 }
1393 sp_stroke_style_set_cap_buttons (spw, tb);
1394 }
1396 /**
1397 * Callback for when stroke style widget is updated, including markers, cap type,
1398 * join type, etc.
1399 */
1400 static void
1401 sp_stroke_style_line_update(SPWidget *spw, Inkscape::Selection *sel)
1402 {
1403 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1404 return;
1405 }
1407 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
1409 GtkWidget *sset = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "stroke"));
1410 GtkObject *width = GTK_OBJECT(gtk_object_get_data(GTK_OBJECT(spw), "width"));
1411 GtkObject *ml = GTK_OBJECT(gtk_object_get_data(GTK_OBJECT(spw), "miterlimit"));
1412 GtkWidget *us = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "units"));
1413 GtkWidget *dsel = GTK_WIDGET(gtk_object_get_data(GTK_OBJECT(spw), "dash"));
1415 // create temporary style
1416 SPStyle *query = sp_style_new ();
1417 // query into it
1418 int result_sw = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEWIDTH);
1419 int result_ml = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEMITERLIMIT);
1420 int result_cap = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKECAP);
1421 int result_join = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEJOIN);
1423 if (result_sw == QUERY_STYLE_NOTHING) {
1424 /* No objects stroked, set insensitive */
1425 gtk_widget_set_sensitive(sset, FALSE);
1427 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
1428 return;
1429 } else {
1430 gtk_widget_set_sensitive(sset, TRUE);
1432 SPUnit const *unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(us));
1434 if (result_sw == QUERY_STYLE_MULTIPLE_AVERAGED) {
1435 sp_unit_selector_set_unit(SP_UNIT_SELECTOR(us), &sp_unit_get_by_id(SP_UNIT_PERCENT));
1436 } else {
1437 // same width, or only one object; no sense to keep percent, switch to absolute
1438 if (unit->base != SP_UNIT_ABSOLUTE && unit->base != SP_UNIT_DEVICE) {
1439 sp_unit_selector_set_unit(SP_UNIT_SELECTOR(us), sp_desktop_namedview(SP_ACTIVE_DESKTOP)->doc_units);
1440 }
1441 }
1443 unit = sp_unit_selector_get_unit (SP_UNIT_SELECTOR (us));
1445 if (unit->base == SP_UNIT_ABSOLUTE || unit->base == SP_UNIT_DEVICE) {
1446 double avgwidth = sp_pixels_get_units (query->stroke_width.computed, *unit);
1447 gtk_adjustment_set_value(GTK_ADJUSTMENT(width), avgwidth);
1448 } else {
1449 gtk_adjustment_set_value(GTK_ADJUSTMENT(width), 100);
1450 }
1451 }
1453 if (result_ml != QUERY_STYLE_NOTHING)
1454 gtk_adjustment_set_value(GTK_ADJUSTMENT(ml), query->stroke_miterlimit.value); // TODO: reflect averagedness?
1456 if (result_join != QUERY_STYLE_MULTIPLE_DIFFERENT) {
1457 sp_jointype_set (spw, query->stroke_linejoin.value);
1458 } else {
1459 sp_stroke_style_set_join_buttons(spw, NULL);
1460 }
1462 if (result_cap != QUERY_STYLE_MULTIPLE_DIFFERENT) {
1463 sp_captype_set (spw, query->stroke_linecap.value);
1464 } else {
1465 sp_stroke_style_set_cap_buttons(spw, NULL);
1466 }
1468 g_free (query);
1470 if (!sel || sel->isEmpty())
1471 return;
1473 GSList const *objects = sel->itemList();
1474 SPObject * const object = SP_OBJECT(objects->data);
1475 SPStyle * const style = SP_OBJECT_STYLE(object);
1477 /* Markers */
1478 sp_stroke_style_update_marker_menus(spw, objects); // FIXME: make this desktop query too
1480 /* Dash */
1481 sp_dash_selector_set_from_style (dsel, style); // FIXME: make this desktop query too
1483 gtk_widget_set_sensitive(sset, TRUE);
1485 gtk_object_set_data(GTK_OBJECT(spw), "update",
1486 GINT_TO_POINTER(FALSE));
1487 }
1489 /**
1490 * Sets a line's dash properties in a CSS style object.
1491 */
1492 static void
1493 sp_stroke_style_set_scaled_dash(SPCSSAttr *css,
1494 int ndash, double *dash, double offset,
1495 double scale)
1496 {
1497 if (ndash > 0) {
1498 Inkscape::CSSOStringStream osarray;
1499 for (int i = 0; i < ndash; i++) {
1500 osarray << dash[i] * scale;
1501 if (i < (ndash - 1)) {
1502 osarray << ",";
1503 }
1504 }
1505 sp_repr_css_set_property(css, "stroke-dasharray", osarray.str().c_str());
1507 Inkscape::CSSOStringStream osoffset;
1508 osoffset << offset * scale;
1509 sp_repr_css_set_property(css, "stroke-dashoffset", osoffset.str().c_str());
1510 } else {
1511 sp_repr_css_set_property(css, "stroke-dasharray", "none");
1512 sp_repr_css_set_property(css, "stroke-dashoffset", NULL);
1513 }
1514 }
1516 /**
1517 * Sets line properties like width, dashes, markers, etc. on all currently selected items.
1518 */
1519 static void
1520 sp_stroke_style_scale_line(SPWidget *spw)
1521 {
1522 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1523 return;
1524 }
1526 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(TRUE));
1528 GtkAdjustment *wadj = GTK_ADJUSTMENT(gtk_object_get_data(GTK_OBJECT(spw), "width"));
1529 SPUnitSelector *us = SP_UNIT_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "units"));
1530 SPDashSelector *dsel = SP_DASH_SELECTOR(gtk_object_get_data(GTK_OBJECT(spw), "dash"));
1531 GtkAdjustment *ml = GTK_ADJUSTMENT(gtk_object_get_data(GTK_OBJECT(spw), "miterlimit"));
1533 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1534 SPDocument *document = sp_desktop_document (desktop);
1535 Inkscape::Selection *selection = sp_desktop_selection (desktop);
1537 GSList const *items = selection->itemList();
1539 /* TODO: Create some standardized method */
1540 SPCSSAttr *css = sp_repr_css_attr_new();
1542 if (items) {
1544 double width_typed = wadj->value;
1545 double const miterlimit = ml->value;
1547 SPUnit const *const unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(us));
1549 double *dash, offset;
1550 int ndash;
1551 sp_dash_selector_get_dash(dsel, &ndash, &dash, &offset);
1553 for (GSList const *i = items; i != NULL; i = i->next) {
1554 /* Set stroke width */
1555 double width;
1556 if (unit->base == SP_UNIT_ABSOLUTE || unit->base == SP_UNIT_DEVICE) {
1557 width = sp_units_get_pixels (width_typed, *unit);
1558 } else { // percentage
1559 gdouble old_w = SP_OBJECT_STYLE (i->data)->stroke_width.computed;
1560 width = old_w * width_typed / 100;
1561 }
1563 {
1564 Inkscape::CSSOStringStream os_width;
1565 os_width << width;
1566 sp_repr_css_set_property(css, "stroke-width", os_width.str().c_str());
1567 }
1569 {
1570 Inkscape::CSSOStringStream os_ml;
1571 os_ml << miterlimit;
1572 sp_repr_css_set_property(css, "stroke-miterlimit", os_ml.str().c_str());
1573 }
1575 /* Set dash */
1576 sp_stroke_style_set_scaled_dash(css, ndash, dash, offset, width);
1578 sp_desktop_apply_css_recursive (SP_OBJECT(i->data), css, true);
1579 }
1581 g_free(dash);
1583 if (unit->base != SP_UNIT_ABSOLUTE && unit->base != SP_UNIT_DEVICE) {
1584 // reset to 100 percent
1585 gtk_adjustment_set_value (wadj, 100.0);
1586 }
1588 }
1590 // we have already changed the items, so set style without changing selection
1591 // FIXME: move the above stroke-setting stuff, including percentages, to desktop-style
1592 sp_desktop_set_style (desktop, css, false);
1594 sp_repr_css_attr_unref(css);
1596 sp_document_done(document, SP_VERB_DIALOG_FILL_STROKE,
1597 _("Set stroke style"));
1599 gtk_object_set_data(GTK_OBJECT(spw), "update", GINT_TO_POINTER(FALSE));
1600 }
1603 /**
1604 * Callback for when the stroke style's width changes.
1605 * Causes all line styles to be applied to all selected items.
1606 */
1607 static void
1608 sp_stroke_style_width_changed(GtkAdjustment *adj, SPWidget *spw)
1609 {
1610 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1611 return;
1612 }
1614 sp_stroke_style_scale_line(spw);
1615 }
1617 /**
1618 * Callback for when the stroke style's miterlimit changes.
1619 * Causes all line styles to be applied to all selected items.
1620 */
1621 static void
1622 sp_stroke_style_miterlimit_changed(GtkAdjustment *adj, SPWidget *spw)
1623 {
1624 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1625 return;
1626 }
1628 sp_stroke_style_scale_line(spw);
1629 }
1631 /**
1632 * Callback for when the stroke style's dash changes.
1633 * Causes all line styles to be applied to all selected items.
1634 */
1635 static void
1636 sp_stroke_style_line_dash_changed(SPDashSelector *dsel, SPWidget *spw)
1637 {
1638 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1639 return;
1640 }
1642 sp_stroke_style_scale_line(spw);
1643 }
1647 /**
1648 * \brief This routine handles toggle events for buttons in the stroke style
1649 * dialog.
1650 * When activated, this routine gets the data for the various widgets, and then
1651 * calls the respective routines to update css properties, etc.
1652 *
1653 */
1654 static void
1655 sp_stroke_style_any_toggled(GtkToggleButton *tb, SPWidget *spw)
1656 {
1657 if (gtk_object_get_data(GTK_OBJECT(spw), "update")) {
1658 return;
1659 }
1661 if (gtk_toggle_button_get_active(tb)) {
1663 gchar const *join
1664 = static_cast<gchar const *>(gtk_object_get_data(GTK_OBJECT(tb), "join"));
1665 gchar const *cap
1666 = static_cast<gchar const *>(gtk_object_get_data(GTK_OBJECT(tb), "cap"));
1668 if (join) {
1669 GtkWidget *ml = GTK_WIDGET(g_object_get_data(G_OBJECT(spw), "miterlimit_sb"));
1670 gtk_widget_set_sensitive (ml, !strcmp(join, "miter"));
1671 }
1673 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1675 /* TODO: Create some standardized method */
1676 SPCSSAttr *css = sp_repr_css_attr_new();
1678 if (join) {
1679 sp_repr_css_set_property(css, "stroke-linejoin", join);
1681 sp_desktop_set_style (desktop, css);
1683 sp_stroke_style_set_join_buttons(spw, GTK_WIDGET(tb));
1684 } else if (cap) {
1685 sp_repr_css_set_property(css, "stroke-linecap", cap);
1687 sp_desktop_set_style (desktop, css);
1689 sp_stroke_style_set_cap_buttons(spw, GTK_WIDGET(tb));
1690 }
1692 sp_repr_css_attr_unref(css);
1694 sp_document_done(sp_desktop_document(desktop), SP_VERB_DIALOG_FILL_STROKE,
1695 _("Set stroke style"));
1696 }
1697 }
1700 /**
1701 * Updates the join style toggle buttons
1702 */
1703 static void
1704 sp_stroke_style_set_join_buttons(SPWidget *spw, GtkWidget *active)
1705 {
1706 GtkWidget *tb;
1708 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1709 INKSCAPE_STOCK_JOIN_MITER) );
1710 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1712 GtkWidget *ml = GTK_WIDGET(g_object_get_data(G_OBJECT(spw), "miterlimit_sb"));
1713 gtk_widget_set_sensitive(ml, (active == tb));
1715 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1716 INKSCAPE_STOCK_JOIN_ROUND) );
1717 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1718 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1719 INKSCAPE_STOCK_JOIN_BEVEL) );
1720 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1721 }
1725 /**
1726 * Updates the cap style toggle buttons
1727 */
1728 static void
1729 sp_stroke_style_set_cap_buttons(SPWidget *spw, GtkWidget *active)
1730 {
1731 GtkWidget *tb;
1733 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1734 INKSCAPE_STOCK_CAP_BUTT));
1735 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1736 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1737 INKSCAPE_STOCK_CAP_ROUND) );
1738 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1739 tb = GTK_WIDGET(gtk_object_get_data( GTK_OBJECT(spw),
1740 INKSCAPE_STOCK_CAP_SQUARE) );
1741 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), (active == tb));
1742 }
1744 /**
1745 * Sets the current marker in the marker menu.
1746 */
1747 static void
1748 ink_marker_menu_set_current(SPObject *marker, GtkOptionMenu *mnu)
1749 {
1750 gtk_object_set_data(GTK_OBJECT(mnu), "update", GINT_TO_POINTER(TRUE));
1752 GtkMenu *m = GTK_MENU(gtk_option_menu_get_menu(mnu));
1753 if (marker != NULL) {
1754 bool mark_is_stock = false;
1755 if (SP_OBJECT_REPR(marker)->attribute("inkscape:stockid"))
1756 mark_is_stock = true;
1758 gchar *markname;
1759 if (mark_is_stock)
1760 markname = g_strdup(SP_OBJECT_REPR(marker)->attribute("inkscape:stockid"));
1761 else
1762 markname = g_strdup(SP_OBJECT_REPR(marker)->attribute("id"));
1764 int markpos = ink_marker_menu_get_pos(m, markname);
1765 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), markpos);
1767 g_free (markname);
1768 }
1769 else {
1770 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
1771 }
1772 gtk_object_set_data(GTK_OBJECT(mnu), "update", GINT_TO_POINTER(FALSE));
1773 }
1775 /**
1776 * Updates the marker menus to highlight the appropriate marker and scroll to
1777 * that marker.
1778 */
1779 static void
1780 sp_stroke_style_update_marker_menus( SPWidget *spw,
1781 GSList const *objects)
1782 {
1783 struct { char const *key; int loc; } const keyloc[] = {
1784 { "start_mark_menu", SP_MARKER_LOC_START },
1785 { "mid_mark_menu", SP_MARKER_LOC_MID },
1786 { "end_mark_menu", SP_MARKER_LOC_END }
1787 };
1789 bool all_texts = true;
1790 for (GSList *i = (GSList *) objects; i != NULL; i = i->next) {
1791 if (!SP_IS_TEXT (i->data)) {
1792 all_texts = false;
1793 }
1794 }
1796 for (unsigned i = 0; i < G_N_ELEMENTS(keyloc); ++i) {
1797 GtkOptionMenu *mnu = (GtkOptionMenu *) g_object_get_data(G_OBJECT(spw), keyloc[i].key);
1798 if (all_texts) {
1799 // Per SVG spec, text objects cannot have markers; disable menus if only texts are selected
1800 gtk_widget_set_sensitive (GTK_WIDGET(mnu), FALSE);
1801 } else {
1802 gtk_widget_set_sensitive (GTK_WIDGET(mnu), TRUE);
1803 }
1804 }
1806 // We show markers of the first object in the list only
1807 // FIXME: use the first in the list that has the marker of each type, if any
1808 SPObject *object = SP_OBJECT(objects->data);
1810 for (unsigned i = 0; i < G_N_ELEMENTS(keyloc); ++i) {
1811 // For all three marker types,
1813 // find the corresponding menu
1814 GtkOptionMenu *mnu = (GtkOptionMenu *) g_object_get_data(G_OBJECT(spw), keyloc[i].key);
1816 // Quit if we're in update state
1817 if (gtk_object_get_data(GTK_OBJECT(mnu), "update")) {
1818 return;
1819 }
1821 if (object->style->marker[keyloc[i].loc].value != NULL && !all_texts) {
1822 // If the object has this type of markers,
1824 // Extract the name of the marker that the object uses
1825 SPObject *marker = ink_extract_marker_name(object->style->marker[keyloc[i].loc].value);
1826 // Scroll the menu to that marker
1827 ink_marker_menu_set_current (marker, mnu);
1829 } else {
1830 gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
1831 }
1832 }
1833 }
1836 /**
1837 * Extract the actual name of the link
1838 * e.g. get mTriangle from url(#mTriangle).
1839 * \return Buffer containing the actual name, allocated from GLib;
1840 * the caller should free the buffer when they no longer need it.
1841 */
1842 static SPObject*
1843 ink_extract_marker_name(gchar const *n)
1844 {
1845 gchar const *p = n;
1846 while (*p != '\0' && *p != '#') {
1847 p++;
1848 }
1850 if (*p == '\0' || p[1] == '\0') {
1851 return NULL;
1852 }
1854 p++;
1855 int c = 0;
1856 while (p[c] != '\0' && p[c] != ')') {
1857 c++;
1858 }
1860 if (p[c] == '\0') {
1861 return NULL;
1862 }
1864 gchar* b = g_strdup(p);
1865 b[c] = '\0';
1868 SPDesktop *desktop = inkscape_active_desktop();
1869 SPDocument *doc = sp_desktop_document(desktop);
1870 SPObject *marker = doc->getObjectById(b);
1871 return marker;
1872 }
1875 /*
1876 Local Variables:
1877 mode:c++
1878 c-file-style:"stroustrup"
1879 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1880 indent-tabs-mode:nil
1881 fill-column:99
1882 End:
1883 */
1884 // vim: filetype=c++:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :