1 /** @file
2 * @brief Color swatches dialog
3 */
4 /* Authors:
5 * Jon A. Cruz
6 * John Bintz
7 *
8 * Copyright (C) 2005 Jon A. Cruz
9 * Copyright (C) 2008 John Bintz
10 *
11 * Released under GNU GPL, read the file 'COPYING' for more information
12 */
14 #include <errno.h>
15 #include <map>
17 #include <gtk/gtkdialog.h> //for GTK_RESPONSE* types
18 #include <gtk/gtkdnd.h>
19 #include <gtk/gtkmenu.h>
20 #include <gtk/gtkmenuitem.h>
21 #include <gtk/gtkseparatormenuitem.h>
22 #include <glibmm/i18n.h>
23 #include <gdkmm/pixbuf.h>
25 #include "desktop.h"
26 #include "desktop-handles.h"
27 #include "desktop-style.h"
28 #include "document.h"
29 #include "document-private.h"
30 #include "extension/db.h"
31 #include "inkscape.h"
32 #include "inkscape.h"
33 #include "io/sys.h"
34 #include "io/resource.h"
35 #include "message-context.h"
36 #include "path-prefix.h"
37 #include "preferences.h"
38 #include "sp-item.h"
39 #include "svg/svg-color.h"
40 #include "sp-gradient-fns.h"
41 #include "sp-gradient.h"
42 #include "sp-gradient-vector.h"
43 #include "swatches.h"
44 #include "style.h"
45 #include "widgets/gradient-vector.h"
46 #include "widgets/eek-preview.h"
47 #include "display/nr-plain-stuff.h"
48 #include "sp-gradient-reference.h"
50 namespace Inkscape {
51 namespace UI {
52 namespace Dialogs {
54 #define VBLOCK 16
56 void _loadPaletteFile( gchar const *filename );
58 /**
59 * The color swatch you see on screen as a clickable box.
60 */
61 class ColorItem : public Inkscape::UI::Previewable
62 {
63 friend void _loadPaletteFile( gchar const *filename );
64 public:
65 ColorItem( ege::PaintDef::ColorType type );
66 ColorItem( unsigned int r, unsigned int g, unsigned int b,
67 Glib::ustring& name );
68 virtual ~ColorItem();
69 ColorItem(ColorItem const &other);
70 virtual ColorItem &operator=(ColorItem const &other);
71 virtual Gtk::Widget* getPreview(PreviewStyle style,
72 ViewType view,
73 ::PreviewSize size,
74 guint ratio);
75 void buttonClicked(bool secondary = false);
77 void setState( bool fill, bool stroke );
78 bool isFill() { return _isFill; }
79 bool isStroke() { return _isStroke; }
81 ege::PaintDef def;
82 void* ptr;
84 private:
85 static void _dropDataIn( GtkWidget *widget,
86 GdkDragContext *drag_context,
87 gint x, gint y,
88 GtkSelectionData *data,
89 guint info,
90 guint event_time,
91 gpointer user_data);
93 static void _dragGetColorData( GtkWidget *widget,
94 GdkDragContext *drag_context,
95 GtkSelectionData *data,
96 guint info,
97 guint time,
98 gpointer user_data);
100 static void _wireMagicColors( void* p );
101 static void _colorDefChanged(void* data);
103 void _linkTint( ColorItem& other, int percent );
104 void _linkTone( ColorItem& other, int percent, int grayLevel );
106 Gtk::Tooltips tips;
107 std::vector<Gtk::Widget*> _previews;
109 bool _isFill;
110 bool _isStroke;
111 bool _isLive;
112 bool _linkIsTone;
113 int _linkPercent;
114 int _linkGray;
115 ColorItem* _linkSrc;
116 std::vector<ColorItem*> _listeners;
117 };
121 ColorItem::ColorItem(ege::PaintDef::ColorType type) :
122 def(type),
123 ptr(0),
124 _isFill(false),
125 _isStroke(false),
126 _isLive(false),
127 _linkIsTone(false),
128 _linkPercent(0),
129 _linkGray(0),
130 _linkSrc(0)
131 {
132 }
134 ColorItem::ColorItem( unsigned int r, unsigned int g, unsigned int b, Glib::ustring& name ) :
135 def( r, g, b, name ),
136 ptr(0),
137 _isFill(false),
138 _isStroke(false),
139 _isLive(false),
140 _linkIsTone(false),
141 _linkPercent(0),
142 _linkGray(0),
143 _linkSrc(0)
144 {
145 }
147 ColorItem::~ColorItem()
148 {
149 }
151 ColorItem::ColorItem(ColorItem const &other) :
152 Inkscape::UI::Previewable()
153 {
154 if ( this != &other ) {
155 *this = other;
156 }
157 }
159 ColorItem &ColorItem::operator=(ColorItem const &other)
160 {
161 if ( this != &other ) {
162 def = other.def;
164 // TODO - correct linkage
165 _linkSrc = other._linkSrc;
166 g_message("Erk!");
167 }
168 return *this;
169 }
171 void ColorItem::setState( bool fill, bool stroke )
172 {
173 if ( (_isFill != fill) || (_isStroke != stroke) ) {
174 _isFill = fill;
175 _isStroke = stroke;
177 for ( std::vector<Gtk::Widget*>::iterator it = _previews.begin(); it != _previews.end(); ++it ) {
178 Gtk::Widget* widget = *it;
179 if ( IS_EEK_PREVIEW(widget->gobj()) ) {
180 EekPreview * preview = EEK_PREVIEW(widget->gobj());
182 int val = eek_preview_get_linked( preview );
183 val &= ~(PREVIEW_FILL | PREVIEW_STROKE);
184 if ( _isFill ) {
185 val |= PREVIEW_FILL;
186 }
187 if ( _isStroke ) {
188 val |= PREVIEW_STROKE;
189 }
190 eek_preview_set_linked( preview, static_cast<LinkType>(val) );
191 }
192 }
193 }
194 }
197 class JustForNow
198 {
199 public:
200 JustForNow() : _prefWidth(0) {}
202 Glib::ustring _name;
203 int _prefWidth;
204 std::vector<ColorItem*> _colors;
205 };
207 static std::vector<JustForNow*> possible;
210 static std::vector<std::string> mimeStrings;
211 static std::map<std::string, guint> mimeToInt;
213 static std::map<ColorItem*, guchar*> previewMap;
214 static std::map<ColorItem*, SPGradient*> gradMap; // very temporary workaround.
216 void ColorItem::_dragGetColorData( GtkWidget */*widget*/,
217 GdkDragContext */*drag_context*/,
218 GtkSelectionData *data,
219 guint info,
220 guint /*time*/,
221 gpointer user_data)
222 {
223 ColorItem* item = reinterpret_cast<ColorItem*>(user_data);
224 std::string key;
225 if ( info < mimeStrings.size() ) {
226 key = mimeStrings[info];
227 } else {
228 g_warning("ERROR: unknown value (%d)", info);
229 }
231 if ( !key.empty() ) {
232 char* tmp = 0;
233 int len = 0;
234 int format = 0;
235 item->def.getMIMEData(key, tmp, len, format);
236 if ( tmp ) {
237 GdkAtom dataAtom = gdk_atom_intern( key.c_str(), FALSE );
238 gtk_selection_data_set( data, dataAtom, format, (guchar*)tmp, len );
239 delete[] tmp;
240 }
241 }
242 }
244 static void dragBegin( GtkWidget */*widget*/, GdkDragContext* dc, gpointer data )
245 {
246 ColorItem* item = reinterpret_cast<ColorItem*>(data);
247 if ( item )
248 {
249 using Inkscape::IO::Resource::get_path;
250 using Inkscape::IO::Resource::ICONS;
251 using Inkscape::IO::Resource::SYSTEM;
252 int width = 32;
253 int height = 24;
255 if (item->def.getType() != ege::PaintDef::RGB){
256 GError *error = NULL;
257 gsize bytesRead = 0;
258 gsize bytesWritten = 0;
259 gchar *localFilename = g_filename_from_utf8( get_path(SYSTEM, ICONS, "remove-color.png"),
260 -1,
261 &bytesRead,
262 &bytesWritten,
263 &error);
264 GdkPixbuf* pixbuf = gdk_pixbuf_new_from_file_at_scale(localFilename, width, height, FALSE, &error);
265 g_free(localFilename);
266 gtk_drag_set_icon_pixbuf( dc, pixbuf, 0, 0 );
267 } else {
268 GdkPixbuf* pixbuf = 0;
269 if ( gradMap.find(item) == gradMap.end() ){
270 Glib::RefPtr<Gdk::Pixbuf> thumb = Gdk::Pixbuf::create( Gdk::COLORSPACE_RGB, false, 8, width, height );
271 guint32 fillWith = (0xff000000 & (item->def.getR() << 24))
272 | (0x00ff0000 & (item->def.getG() << 16))
273 | (0x0000ff00 & (item->def.getB() << 8));
274 thumb->fill( fillWith );
275 pixbuf = thumb->gobj();
276 } else {
277 SPGradient* grad = gradMap[item];
279 guchar* px = g_new( guchar, 3 * height * width );
280 nr_render_checkerboard_rgb( px, width, height, 3 * width, 0, 0 );
282 sp_gradient_render_vector_block_rgb( grad,
283 px, width, height, 3 * width,
284 0, width, TRUE );
286 pixbuf = gdk_pixbuf_new_from_data( px, GDK_COLORSPACE_RGB, FALSE, 8,
287 width, height, width * 3,
288 0, // add delete function
289 0 );
290 }
291 gtk_drag_set_icon_pixbuf( dc, pixbuf, 0, 0 );
292 }
293 }
295 }
297 //"drag-drop"
298 // gboolean dragDropColorData( GtkWidget *widget,
299 // GdkDragContext *drag_context,
300 // gint x,
301 // gint y,
302 // guint time,
303 // gpointer user_data)
304 // {
305 // // TODO finish
307 // return TRUE;
308 // }
310 static void handleClick( GtkWidget* /*widget*/, gpointer callback_data ) {
311 ColorItem* item = reinterpret_cast<ColorItem*>(callback_data);
312 if ( item ) {
313 item->buttonClicked(false);
314 }
315 }
317 static void handleSecondaryClick( GtkWidget* /*widget*/, gint /*arg1*/, gpointer callback_data ) {
318 ColorItem* item = reinterpret_cast<ColorItem*>(callback_data);
319 if ( item ) {
320 item->buttonClicked(true);
321 }
322 }
324 static gboolean handleEnterNotify( GtkWidget* /*widget*/, GdkEventCrossing* /*event*/, gpointer callback_data ) {
325 ColorItem* item = reinterpret_cast<ColorItem*>(callback_data);
326 if ( item ) {
327 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
328 if ( desktop ) {
329 gchar* msg = g_strdup_printf(_("Color: <b>%s</b>; <b>Click</b> to set fill, <b>Shift+click</b> to set stroke"),
330 item->def.descr.c_str());
331 desktop->tipsMessageContext()->set(Inkscape::INFORMATION_MESSAGE, msg);
332 g_free(msg);
333 }
334 }
335 return FALSE;
336 }
338 static gboolean handleLeaveNotify( GtkWidget* /*widget*/, GdkEventCrossing* /*event*/, gpointer callback_data ) {
339 ColorItem* item = reinterpret_cast<ColorItem*>(callback_data);
340 if ( item ) {
341 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
342 if ( desktop ) {
343 desktop->tipsMessageContext()->clear();
344 }
345 }
346 return FALSE;
347 }
349 static GtkWidget* popupMenu = 0;
350 static std::vector<GtkWidget*> popupExtras;
351 static ColorItem* bounceTarget = 0;
353 static void redirClick( GtkMenuItem *menuitem, gpointer /*user_data*/ )
354 {
355 if ( bounceTarget ) {
356 handleClick( GTK_WIDGET(menuitem), bounceTarget );
357 }
358 }
360 static void redirSecondaryClick( GtkMenuItem *menuitem, gpointer /*user_data*/ )
361 {
362 if ( bounceTarget ) {
363 handleSecondaryClick( GTK_WIDGET(menuitem), 0, bounceTarget );
364 }
365 }
367 static void editGradientImpl( SPGradient* gr )
368 {
369 if ( gr ) {
370 GtkWidget *dialog = sp_gradient_vector_editor_new( gr );
371 gtk_widget_show( dialog );
372 }
373 }
375 static void editGradient( GtkMenuItem */*menuitem*/, gpointer /*user_data*/ )
376 {
377 if ( bounceTarget ) {
378 SwatchesPanel* swp = bounceTarget->ptr ? reinterpret_cast<SwatchesPanel*>(bounceTarget->ptr) : 0;
379 SPDesktop* desktop = swp ? swp->getDesktop() : 0;
380 SPDocument *doc = desktop ? desktop->doc() : 0;
381 if (doc) {
382 std::string targetName(bounceTarget->def.descr);
383 const GSList *gradients = sp_document_get_resource_list(doc, "gradient");
384 for (const GSList *item = gradients; item; item = item->next) {
385 SPGradient* grad = SP_GRADIENT(item->data);
386 if ( targetName == grad->id ) {
387 editGradientImpl( grad );
388 break;
389 }
390 }
391 }
392 }
393 }
395 static void addNewGradient( GtkMenuItem */*menuitem*/, gpointer /*user_data*/ )
396 {
397 if ( bounceTarget ) {
398 SwatchesPanel* swp = bounceTarget->ptr ? reinterpret_cast<SwatchesPanel*>(bounceTarget->ptr) : 0;
399 SPDesktop* desktop = swp ? swp->getDesktop() : 0;
400 SPDocument *doc = desktop ? desktop->doc() : 0;
401 if (doc) {
402 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
404 Inkscape::XML::Node *repr = xml_doc->createElement("svg:linearGradient");
405 repr->setAttribute("osb:paint", "solid");
406 Inkscape::XML::Node *stop = xml_doc->createElement("svg:stop");
407 stop->setAttribute("offset", "0");
408 stop->setAttribute("style", "stop-color:#000;stop-opacity:1;");
409 repr->appendChild(stop);
410 Inkscape::GC::release(stop);
412 SP_OBJECT_REPR( SP_DOCUMENT_DEFS(doc) )->addChild(repr, NULL);
414 SPGradient * gr = static_cast<SPGradient *>(doc->getObjectByRepr(repr));
416 Inkscape::GC::release(repr);
419 editGradientImpl( gr );
420 // Work-around for timing of gradient addition change. Must follow edit.
421 if ( swp ) {
422 swp->handleGradientsChange();
423 }
424 }
425 }
426 }
428 static gboolean handleButtonPress( GtkWidget* /*widget*/, GdkEventButton* event, gpointer user_data)
429 {
430 gboolean handled = FALSE;
432 if ( (event->button == 3) && (event->type == GDK_BUTTON_PRESS) ) {
433 if ( !popupMenu ) {
434 popupMenu = gtk_menu_new();
435 GtkWidget* child = 0;
437 //TRANSLATORS: An item in context menu on a colour in the swatches
438 child = gtk_menu_item_new_with_label(_("Set fill"));
439 g_signal_connect( G_OBJECT(child),
440 "activate",
441 G_CALLBACK(redirClick),
442 user_data);
443 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
445 //TRANSLATORS: An item in context menu on a colour in the swatches
446 child = gtk_menu_item_new_with_label(_("Set stroke"));
448 g_signal_connect( G_OBJECT(child),
449 "activate",
450 G_CALLBACK(redirSecondaryClick),
451 user_data);
452 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
454 child = gtk_separator_menu_item_new();
455 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
456 popupExtras.push_back(child);
458 child = gtk_menu_item_new_with_label(_("Add"));
459 g_signal_connect( G_OBJECT(child),
460 "activate",
461 G_CALLBACK(addNewGradient),
462 user_data );
463 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
464 popupExtras.push_back(child);
466 child = gtk_menu_item_new_with_label(_("Delete"));
467 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
468 //popupExtras.push_back(child);
469 gtk_widget_set_sensitive( child, FALSE );
471 child = gtk_menu_item_new_with_label(_("Edit..."));
472 g_signal_connect( G_OBJECT(child),
473 "activate",
474 G_CALLBACK(editGradient),
475 user_data );
476 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
477 popupExtras.push_back(child);
479 child = gtk_separator_menu_item_new();
480 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
481 popupExtras.push_back(child);
483 child = gtk_menu_item_new_with_label(_("Convert"));
484 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
485 //popupExtras.push_back(child);
486 gtk_widget_set_sensitive( child, FALSE );
488 gtk_widget_show_all(popupMenu);
489 }
491 ColorItem* item = reinterpret_cast<ColorItem*>(user_data);
492 if ( item ) {
493 SwatchesPanel* swp = item->ptr ? reinterpret_cast<SwatchesPanel*>(item->ptr) : 0;
494 bool show = swp && (swp->getSelectedIndex() == 0);
495 for ( std::vector<GtkWidget*>::iterator it = popupExtras.begin(); it != popupExtras.end(); ++ it) {
496 gtk_widget_set_sensitive(*it, show);
497 }
499 bounceTarget = item;
500 if ( popupMenu ) {
501 gtk_menu_popup(GTK_MENU(popupMenu), NULL, NULL, NULL, NULL, event->button, event->time);
502 handled = TRUE;
503 }
504 }
505 }
507 return handled;
508 }
510 static void dieDieDie( GtkObject *obj, gpointer user_data )
511 {
512 g_message("die die die %p %p", obj, user_data );
513 }
515 #include "color.h" // for SP_RGBA32_U_COMPOSE
517 void ColorItem::_dropDataIn( GtkWidget */*widget*/,
518 GdkDragContext */*drag_context*/,
519 gint /*x*/, gint /*y*/,
520 GtkSelectionData */*data*/,
521 guint /*info*/,
522 guint /*event_time*/,
523 gpointer /*user_data*/)
524 {
525 }
527 static bool bruteForce( SPDocument* document, Inkscape::XML::Node* node, Glib::ustring const& match, int r, int g, int b )
528 {
529 bool changed = false;
531 if ( node ) {
532 gchar const * val = node->attribute("inkscape:x-fill-tag");
533 if ( val && (match == val) ) {
534 SPObject *obj = document->getObjectByRepr( node );
536 gchar c[64] = {0};
537 sp_svg_write_color( c, sizeof(c), SP_RGBA32_U_COMPOSE( r, g, b, 0xff ) );
538 SPCSSAttr *css = sp_repr_css_attr_new();
539 sp_repr_css_set_property( css, "fill", c );
541 sp_desktop_apply_css_recursive( (SPItem*)obj, css, true );
542 ((SPItem*)obj)->updateRepr();
544 changed = true;
545 }
547 val = node->attribute("inkscape:x-stroke-tag");
548 if ( val && (match == val) ) {
549 SPObject *obj = document->getObjectByRepr( node );
551 gchar c[64] = {0};
552 sp_svg_write_color( c, sizeof(c), SP_RGBA32_U_COMPOSE( r, g, b, 0xff ) );
553 SPCSSAttr *css = sp_repr_css_attr_new();
554 sp_repr_css_set_property( css, "stroke", c );
556 sp_desktop_apply_css_recursive( (SPItem*)obj, css, true );
557 ((SPItem*)obj)->updateRepr();
559 changed = true;
560 }
562 Inkscape::XML::Node* first = node->firstChild();
563 changed |= bruteForce( document, first, match, r, g, b );
565 changed |= bruteForce( document, node->next(), match, r, g, b );
566 }
568 return changed;
569 }
571 void ColorItem::_colorDefChanged(void* data)
572 {
573 ColorItem* item = reinterpret_cast<ColorItem*>(data);
574 if ( item ) {
575 for ( std::vector<Gtk::Widget*>::iterator it = item->_previews.begin(); it != item->_previews.end(); ++it ) {
576 Gtk::Widget* widget = *it;
577 if ( IS_EEK_PREVIEW(widget->gobj()) ) {
578 EekPreview * preview = EEK_PREVIEW(widget->gobj());
579 eek_preview_set_color( preview,
580 (item->def.getR() << 8) | item->def.getR(),
581 (item->def.getG() << 8) | item->def.getG(),
582 (item->def.getB() << 8) | item->def.getB() );
584 eek_preview_set_linked( preview, (LinkType)((item->_linkSrc ? PREVIEW_LINK_IN:0)
585 | (item->_listeners.empty() ? 0:PREVIEW_LINK_OUT)
586 | (item->_isLive ? PREVIEW_LINK_OTHER:0)) );
588 widget->queue_draw();
589 }
590 }
592 for ( std::vector<ColorItem*>::iterator it = item->_listeners.begin(); it != item->_listeners.end(); ++it ) {
593 guint r = item->def.getR();
594 guint g = item->def.getG();
595 guint b = item->def.getB();
597 if ( (*it)->_linkIsTone ) {
598 r = ( ((*it)->_linkPercent * (*it)->_linkGray) + ((100 - (*it)->_linkPercent) * r) ) / 100;
599 g = ( ((*it)->_linkPercent * (*it)->_linkGray) + ((100 - (*it)->_linkPercent) * g) ) / 100;
600 b = ( ((*it)->_linkPercent * (*it)->_linkGray) + ((100 - (*it)->_linkPercent) * b) ) / 100;
601 } else {
602 r = ( ((*it)->_linkPercent * 255) + ((100 - (*it)->_linkPercent) * r) ) / 100;
603 g = ( ((*it)->_linkPercent * 255) + ((100 - (*it)->_linkPercent) * g) ) / 100;
604 b = ( ((*it)->_linkPercent * 255) + ((100 - (*it)->_linkPercent) * b) ) / 100;
605 }
607 (*it)->def.setRGB( r, g, b );
608 }
611 // Look for objects using this color
612 {
613 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
614 if ( desktop ) {
615 SPDocument* document = sp_desktop_document( desktop );
616 Inkscape::XML::Node *rroot = sp_document_repr_root( document );
617 if ( rroot ) {
619 // Find where this thing came from
620 Glib::ustring paletteName;
621 bool found = false;
622 int index = 0;
623 for ( std::vector<JustForNow*>::iterator it2 = possible.begin(); it2 != possible.end() && !found; ++it2 ) {
624 JustForNow* curr = *it2;
625 index = 0;
626 for ( std::vector<ColorItem*>::iterator zz = curr->_colors.begin(); zz != curr->_colors.end(); ++zz ) {
627 if ( item == *zz ) {
628 found = true;
629 paletteName = curr->_name;
630 break;
631 } else {
632 index++;
633 }
634 }
635 }
637 if ( !paletteName.empty() ) {
638 gchar* str = g_strdup_printf("%d|", index);
639 paletteName.insert( 0, str );
640 g_free(str);
641 str = 0;
643 if ( bruteForce( document, rroot, paletteName, item->def.getR(), item->def.getG(), item->def.getB() ) ) {
644 sp_document_done( document , SP_VERB_DIALOG_SWATCHES,
645 _("Change color definition"));
646 }
647 }
648 }
649 }
650 }
651 }
652 }
655 Gtk::Widget* ColorItem::getPreview(PreviewStyle style, ViewType view, ::PreviewSize size, guint ratio)
656 {
657 Gtk::Widget* widget = 0;
658 if ( style == PREVIEW_STYLE_BLURB) {
659 Gtk::Label *lbl = new Gtk::Label(def.descr);
660 lbl->set_alignment(Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER);
661 widget = lbl;
662 } else {
663 // Glib::ustring blank(" ");
664 // if ( size == Inkscape::ICON_SIZE_MENU || size == Inkscape::ICON_SIZE_DECORATION ) {
665 // blank = " ";
666 // }
668 GtkWidget* eekWidget = eek_preview_new();
669 EekPreview * preview = EEK_PREVIEW(eekWidget);
670 Gtk::Widget* newBlot = Glib::wrap(eekWidget);
672 if ( previewMap.find(this) == previewMap.end() ){
673 eek_preview_set_color( preview, (def.getR() << 8) | def.getR(),
674 (def.getG() << 8) | def.getG(),
675 (def.getB() << 8) | def.getB());
676 } else {
677 guchar* px = previewMap[this];
678 int width = 128;
679 int height = 16;
680 GdkPixbuf* pixbuf = gdk_pixbuf_new_from_data( px, GDK_COLORSPACE_RGB, FALSE, 8,
681 width, height, width * 3,
682 0, // add delete function
683 0 );
684 eek_preview_set_pixbuf( preview, pixbuf );
685 }
686 if ( def.getType() != ege::PaintDef::RGB ) {
687 using Inkscape::IO::Resource::get_path;
688 using Inkscape::IO::Resource::ICONS;
689 using Inkscape::IO::Resource::SYSTEM;
690 GError *error = NULL;
691 gsize bytesRead = 0;
692 gsize bytesWritten = 0;
693 gchar *localFilename = g_filename_from_utf8( get_path(SYSTEM, ICONS, "remove-color.png"),
694 -1,
695 &bytesRead,
696 &bytesWritten,
697 &error);
698 GdkPixbuf* pixbuf = gdk_pixbuf_new_from_file(localFilename, &error);
699 if (!pixbuf) {
700 g_warning("Null pixbuf for %p [%s]", localFilename, localFilename );
701 }
702 g_free(localFilename);
704 eek_preview_set_pixbuf( preview, pixbuf );
705 }
707 eek_preview_set_details( preview, (::PreviewStyle)style, (::ViewType)view, (::PreviewSize)size, ratio );
708 eek_preview_set_linked( preview, (LinkType)((_linkSrc ? PREVIEW_LINK_IN:0)
709 | (_listeners.empty() ? 0:PREVIEW_LINK_OUT)
710 | (_isLive ? PREVIEW_LINK_OTHER:0)) );
712 def.addCallback( _colorDefChanged, this );
714 GValue val = {0, {{0}, {0}}};
715 g_value_init( &val, G_TYPE_BOOLEAN );
716 g_value_set_boolean( &val, FALSE );
717 g_object_set_property( G_OBJECT(preview), "focus-on-click", &val );
719 /*
720 Gtk::Button *btn = new Gtk::Button(blank);
721 Gdk::Color color;
722 color.set_rgb((_r << 8)|_r, (_g << 8)|_g, (_b << 8)|_b);
723 btn->modify_bg(Gtk::STATE_NORMAL, color);
724 btn->modify_bg(Gtk::STATE_ACTIVE, color);
725 btn->modify_bg(Gtk::STATE_PRELIGHT, color);
726 btn->modify_bg(Gtk::STATE_SELECTED, color);
728 Gtk::Widget* newBlot = btn;
729 */
731 tips.set_tip((*newBlot), def.descr);
733 /*
734 newBlot->signal_clicked().connect( sigc::mem_fun(*this, &ColorItem::buttonClicked) );
736 sigc::signal<void> type_signal_something;
737 */
739 g_signal_connect( G_OBJECT(newBlot->gobj()),
740 "clicked",
741 G_CALLBACK(handleClick),
742 this);
744 g_signal_connect( G_OBJECT(newBlot->gobj()),
745 "alt-clicked",
746 G_CALLBACK(handleSecondaryClick),
747 this);
749 g_signal_connect( G_OBJECT(newBlot->gobj()),
750 "button-press-event",
751 G_CALLBACK(handleButtonPress),
752 this);
754 {
755 std::vector<std::string> listing = def.getMIMETypes();
756 int entryCount = listing.size();
757 GtkTargetEntry* entries = new GtkTargetEntry[entryCount];
758 GtkTargetEntry* curr = entries;
759 for ( std::vector<std::string>::iterator it = listing.begin(); it != listing.end(); ++it ) {
760 curr->target = g_strdup(it->c_str());
761 curr->flags = 0;
762 if ( mimeToInt.find(*it) == mimeToInt.end() ){
763 // these next lines are order-dependent:
764 mimeToInt[*it] = mimeStrings.size();
765 mimeStrings.push_back(*it);
766 }
767 curr->info = mimeToInt[curr->target];
768 curr++;
769 }
770 gtk_drag_source_set( GTK_WIDGET(newBlot->gobj()),
771 GDK_BUTTON1_MASK,
772 entries, entryCount,
773 GdkDragAction(GDK_ACTION_MOVE | GDK_ACTION_COPY) );
774 for ( int i = 0; i < entryCount; i++ ) {
775 g_free(entries[i].target);
776 }
777 delete[] entries;
778 }
780 g_signal_connect( G_OBJECT(newBlot->gobj()),
781 "drag-data-get",
782 G_CALLBACK(ColorItem::_dragGetColorData),
783 this);
785 g_signal_connect( G_OBJECT(newBlot->gobj()),
786 "drag-begin",
787 G_CALLBACK(dragBegin),
788 this );
790 g_signal_connect( G_OBJECT(newBlot->gobj()),
791 "enter-notify-event",
792 G_CALLBACK(handleEnterNotify),
793 this);
795 g_signal_connect( G_OBJECT(newBlot->gobj()),
796 "leave-notify-event",
797 G_CALLBACK(handleLeaveNotify),
798 this);
800 // g_signal_connect( G_OBJECT(newBlot->gobj()),
801 // "drag-drop",
802 // G_CALLBACK(dragDropColorData),
803 // this);
805 if ( def.isEditable() )
806 {
807 // gtk_drag_dest_set( GTK_WIDGET(newBlot->gobj()),
808 // GTK_DEST_DEFAULT_ALL,
809 // destColorTargets,
810 // G_N_ELEMENTS(destColorTargets),
811 // GdkDragAction(GDK_ACTION_COPY | GDK_ACTION_MOVE) );
814 // g_signal_connect( G_OBJECT(newBlot->gobj()),
815 // "drag-data-received",
816 // G_CALLBACK(_dropDataIn),
817 // this );
818 }
820 g_signal_connect( G_OBJECT(newBlot->gobj()),
821 "destroy",
822 G_CALLBACK(dieDieDie),
823 this);
826 widget = newBlot;
827 }
829 _previews.push_back( widget );
831 return widget;
832 }
834 void ColorItem::buttonClicked(bool secondary)
835 {
836 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
837 if (desktop) {
838 char const * attrName = secondary ? "stroke" : "fill";
840 SPCSSAttr *css = sp_repr_css_attr_new();
841 Glib::ustring descr;
842 switch (def.getType()) {
843 case ege::PaintDef::CLEAR: {
844 // TODO actually make this clear
845 sp_repr_css_set_property( css, attrName, "none" );
846 descr = secondary? _("Remove stroke color") : _("Remove fill color");
847 break;
848 }
849 case ege::PaintDef::NONE: {
850 sp_repr_css_set_property( css, attrName, "none" );
851 descr = secondary? _("Set stroke color to none") : _("Set fill color to none");
852 break;
853 }
854 case ege::PaintDef::RGB: {
855 Glib::ustring colorspec;
856 if ( gradMap.find(this) == gradMap.end() ){
857 gchar c[64];
858 guint32 rgba = (def.getR() << 24) | (def.getG() << 16) | (def.getB() << 8) | 0xff;
859 sp_svg_write_color(c, sizeof(c), rgba);
860 colorspec = c;
861 } else {
862 SPGradient* grad = gradMap[this];
863 colorspec = "url(#";
864 colorspec += grad->id;
865 colorspec += ")";
866 }
867 sp_repr_css_set_property( css, attrName, colorspec.c_str() );
868 descr = secondary? _("Set stroke color from swatch") : _("Set fill color from swatch");
869 break;
870 }
871 }
872 sp_desktop_set_style(desktop, css);
873 sp_repr_css_attr_unref(css);
875 sp_document_done( sp_desktop_document(desktop), SP_VERB_DIALOG_SWATCHES, descr.c_str() );
876 }
877 }
879 static char* trim( char* str ) {
880 char* ret = str;
881 while ( *str && (*str == ' ' || *str == '\t') ) {
882 str++;
883 }
884 ret = str;
885 while ( *str ) {
886 str++;
887 }
888 str--;
889 while ( str > ret && (( *str == ' ' || *str == '\t' ) || *str == '\r' || *str == '\n') ) {
890 *str-- = 0;
891 }
892 return ret;
893 }
895 void skipWhitespace( char*& str ) {
896 while ( *str == ' ' || *str == '\t' ) {
897 str++;
898 }
899 }
901 bool parseNum( char*& str, int& val ) {
902 val = 0;
903 while ( '0' <= *str && *str <= '9' ) {
904 val = val * 10 + (*str - '0');
905 str++;
906 }
907 bool retval = !(*str == 0 || *str == ' ' || *str == '\t' || *str == '\r' || *str == '\n');
908 return retval;
909 }
912 static bool getBlock( std::string& dst, guchar ch, std::string const str )
913 {
914 bool good = false;
915 std::string::size_type pos = str.find(ch);
916 if ( pos != std::string::npos )
917 {
918 std::string::size_type pos2 = str.find( '(', pos );
919 if ( pos2 != std::string::npos ) {
920 std::string::size_type endPos = str.find( ')', pos2 );
921 if ( endPos != std::string::npos ) {
922 dst = str.substr( pos2 + 1, (endPos - pos2 - 1) );
923 good = true;
924 }
925 }
926 }
927 return good;
928 }
930 static bool popVal( guint64& numVal, std::string& str )
931 {
932 bool good = false;
933 std::string::size_type endPos = str.find(',');
934 if ( endPos == std::string::npos ) {
935 endPos = str.length();
936 }
938 if ( endPos != std::string::npos && endPos > 0 ) {
939 std::string xxx = str.substr( 0, endPos );
940 const gchar* ptr = xxx.c_str();
941 gchar* endPtr = 0;
942 numVal = g_ascii_strtoull( ptr, &endPtr, 10 );
943 if ( (numVal == G_MAXUINT64) && (ERANGE == errno) ) {
944 // overflow
945 } else if ( (numVal == 0) && (endPtr == ptr) ) {
946 // failed conversion
947 } else {
948 good = true;
949 str.erase( 0, endPos + 1 );
950 }
951 }
953 return good;
954 }
956 void ColorItem::_wireMagicColors( void* p )
957 {
958 JustForNow* onceMore = reinterpret_cast<JustForNow*>(p);
959 if ( onceMore )
960 {
961 for ( std::vector<ColorItem*>::iterator it = onceMore->_colors.begin(); it != onceMore->_colors.end(); ++it )
962 {
963 std::string::size_type pos = (*it)->def.descr.find("*{");
964 if ( pos != std::string::npos )
965 {
966 std::string subby = (*it)->def.descr.substr( pos + 2 );
967 std::string::size_type endPos = subby.find("}*");
968 if ( endPos != std::string::npos )
969 {
970 subby.erase( endPos );
971 //g_message("FOUND MAGIC at '%s'", (*it)->def.descr.c_str());
972 //g_message(" '%s'", subby.c_str());
974 if ( subby.find('E') != std::string::npos )
975 {
976 (*it)->def.setEditable( true );
977 }
979 if ( subby.find('L') != std::string::npos )
980 {
981 (*it)->_isLive = true;
982 }
984 std::string part;
985 // Tint. index + 1 more val.
986 if ( getBlock( part, 'T', subby ) ) {
987 guint64 colorIndex = 0;
988 if ( popVal( colorIndex, part ) ) {
989 guint64 percent = 0;
990 if ( popVal( percent, part ) ) {
991 (*it)->_linkTint( *(onceMore->_colors[colorIndex]), percent );
992 }
993 }
994 }
996 // Shade/tone. index + 1 or 2 more val.
997 if ( getBlock( part, 'S', subby ) ) {
998 guint64 colorIndex = 0;
999 if ( popVal( colorIndex, part ) ) {
1000 guint64 percent = 0;
1001 if ( popVal( percent, part ) ) {
1002 guint64 grayLevel = 0;
1003 if ( !popVal( grayLevel, part ) ) {
1004 grayLevel = 0;
1005 }
1006 (*it)->_linkTone( *(onceMore->_colors[colorIndex]), percent, grayLevel );
1007 }
1008 }
1009 }
1011 }
1012 }
1013 }
1014 }
1015 }
1018 void ColorItem::_linkTint( ColorItem& other, int percent )
1019 {
1020 if ( !_linkSrc )
1021 {
1022 other._listeners.push_back(this);
1023 _linkIsTone = false;
1024 _linkPercent = percent;
1025 if ( _linkPercent > 100 )
1026 _linkPercent = 100;
1027 if ( _linkPercent < 0 )
1028 _linkPercent = 0;
1029 _linkGray = 0;
1030 _linkSrc = &other;
1032 ColorItem::_colorDefChanged(&other);
1033 }
1034 }
1036 void ColorItem::_linkTone( ColorItem& other, int percent, int grayLevel )
1037 {
1038 if ( !_linkSrc )
1039 {
1040 other._listeners.push_back(this);
1041 _linkIsTone = true;
1042 _linkPercent = percent;
1043 if ( _linkPercent > 100 )
1044 _linkPercent = 100;
1045 if ( _linkPercent < 0 )
1046 _linkPercent = 0;
1047 _linkGray = grayLevel;
1048 _linkSrc = &other;
1050 ColorItem::_colorDefChanged(&other);
1051 }
1052 }
1055 void _loadPaletteFile( gchar const *filename )
1056 {
1057 char block[1024];
1058 FILE *f = Inkscape::IO::fopen_utf8name( filename, "r" );
1059 if ( f ) {
1060 char* result = fgets( block, sizeof(block), f );
1061 if ( result ) {
1062 if ( strncmp( "GIMP Palette", block, 12 ) == 0 ) {
1063 bool inHeader = true;
1064 bool hasErr = false;
1066 JustForNow *onceMore = new JustForNow();
1068 do {
1069 result = fgets( block, sizeof(block), f );
1070 block[sizeof(block) - 1] = 0;
1071 if ( result ) {
1072 if ( block[0] == '#' ) {
1073 // ignore comment
1074 } else {
1075 char *ptr = block;
1076 // very simple check for header versus entry
1077 while ( *ptr == ' ' || *ptr == '\t' ) {
1078 ptr++;
1079 }
1080 if ( (*ptr == 0) || (*ptr == '\r') || (*ptr == '\n') ) {
1081 // blank line. skip it.
1082 } else if ( '0' <= *ptr && *ptr <= '9' ) {
1083 // should be an entry link
1084 inHeader = false;
1085 ptr = block;
1086 Glib::ustring name("");
1087 int r = 0;
1088 int g = 0;
1089 int b = 0;
1090 skipWhitespace(ptr);
1091 if ( *ptr ) {
1092 hasErr = parseNum(ptr, r);
1093 if ( !hasErr ) {
1094 skipWhitespace(ptr);
1095 hasErr = parseNum(ptr, g);
1096 }
1097 if ( !hasErr ) {
1098 skipWhitespace(ptr);
1099 hasErr = parseNum(ptr, b);
1100 }
1101 if ( !hasErr && *ptr ) {
1102 char* n = trim(ptr);
1103 if (n != NULL) {
1104 name = n;
1105 }
1106 }
1107 if ( !hasErr ) {
1108 // Add the entry now
1109 Glib::ustring nameStr(name);
1110 ColorItem* item = new ColorItem( r, g, b, nameStr );
1111 onceMore->_colors.push_back(item);
1112 }
1113 } else {
1114 hasErr = true;
1115 }
1116 } else {
1117 if ( !inHeader ) {
1118 // Hmmm... probably bad. Not quite the format we want?
1119 hasErr = true;
1120 } else {
1121 char* sep = strchr(result, ':');
1122 if ( sep ) {
1123 *sep = 0;
1124 char* val = trim(sep + 1);
1125 char* name = trim(result);
1126 if ( *name ) {
1127 if ( strcmp( "Name", name ) == 0 )
1128 {
1129 onceMore->_name = val;
1130 }
1131 else if ( strcmp( "Columns", name ) == 0 )
1132 {
1133 gchar* endPtr = 0;
1134 guint64 numVal = g_ascii_strtoull( val, &endPtr, 10 );
1135 if ( (numVal == G_MAXUINT64) && (ERANGE == errno) ) {
1136 // overflow
1137 } else if ( (numVal == 0) && (endPtr == val) ) {
1138 // failed conversion
1139 } else {
1140 onceMore->_prefWidth = numVal;
1141 }
1142 }
1143 } else {
1144 // error
1145 hasErr = true;
1146 }
1147 } else {
1148 // error
1149 hasErr = true;
1150 }
1151 }
1152 }
1153 }
1154 }
1155 } while ( result && !hasErr );
1156 if ( !hasErr ) {
1157 possible.push_back(onceMore);
1158 #if ENABLE_MAGIC_COLORS
1159 ColorItem::_wireMagicColors( onceMore );
1160 #endif // ENABLE_MAGIC_COLORS
1161 } else {
1162 delete onceMore;
1163 }
1164 }
1165 }
1167 fclose(f);
1168 }
1169 }
1171 static void loadEmUp()
1172 {
1173 static bool beenHere = false;
1174 if ( !beenHere ) {
1175 beenHere = true;
1177 std::list<gchar *> sources;
1178 sources.push_back( profile_path("palettes") );
1179 sources.push_back( g_strdup(INKSCAPE_PALETTESDIR) );
1180 sources.push_back( g_strdup(CREATE_PALETTESDIR) );
1182 // Use this loop to iterate through a list of possible document locations.
1183 while (!sources.empty()) {
1184 gchar *dirname = sources.front();
1186 if ( Inkscape::IO::file_test( dirname, G_FILE_TEST_EXISTS )
1187 && Inkscape::IO::file_test( dirname, G_FILE_TEST_IS_DIR )) {
1188 GError *err = 0;
1189 GDir *directory = g_dir_open(dirname, 0, &err);
1190 if (!directory) {
1191 gchar *safeDir = Inkscape::IO::sanitizeString(dirname);
1192 g_warning(_("Palettes directory (%s) is unavailable."), safeDir);
1193 g_free(safeDir);
1194 } else {
1195 gchar *filename = 0;
1196 while ((filename = (gchar *)g_dir_read_name(directory)) != NULL) {
1197 gchar* lower = g_ascii_strdown( filename, -1 );
1198 // if ( g_str_has_suffix(lower, ".gpl") ) {
1199 gchar* full = g_build_filename(dirname, filename, NULL);
1200 if ( !Inkscape::IO::file_test( full, G_FILE_TEST_IS_DIR ) ) {
1201 _loadPaletteFile(full);
1202 }
1203 g_free(full);
1204 // }
1205 g_free(lower);
1206 }
1207 g_dir_close(directory);
1208 }
1209 }
1211 // toss the dirname
1212 g_free(dirname);
1213 sources.pop_front();
1214 }
1215 }
1216 }
1226 SwatchesPanel& SwatchesPanel::getInstance()
1227 {
1228 return *new SwatchesPanel();
1229 }
1232 /**
1233 * Constructor
1234 */
1235 SwatchesPanel::SwatchesPanel(gchar const* prefsPath) :
1236 Inkscape::UI::Widget::Panel("", prefsPath, SP_VERB_DIALOG_SWATCHES, "", true),
1237 _holder(0),
1238 _clear(0),
1239 _remove(0),
1240 _currentIndex(0),
1241 _currentDesktop(0),
1242 _currentDocument(0),
1243 _ptr(0)
1244 {
1245 Gtk::RadioMenuItem* hotItem = 0;
1246 _holder = new PreviewHolder();
1247 _clear = new ColorItem( ege::PaintDef::CLEAR );
1248 _clear->ptr = this;
1249 _remove = new ColorItem( ege::PaintDef::NONE );
1250 _remove->ptr = this;
1251 {
1252 JustForNow *docPalette = new JustForNow();
1254 docPalette->_name = "Auto";
1255 possible.push_back(docPalette);
1257 _ptr = docPalette;
1258 }
1259 loadEmUp();
1260 if ( !possible.empty() ) {
1261 JustForNow* first = 0;
1262 int index = 0;
1263 Glib::ustring targetName;
1264 if ( !_prefs_path.empty() ) {
1265 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1266 targetName = prefs->getString(_prefs_path + "/palette");
1267 if (!targetName.empty()) {
1268 for ( std::vector<JustForNow*>::iterator iter = possible.begin(); iter != possible.end(); ++iter ) {
1269 if ( (*iter)->_name == targetName ) {
1270 first = *iter;
1271 break;
1272 }
1273 index++;
1274 }
1275 }
1276 }
1278 if ( !first ) {
1279 first = possible.front();
1280 _currentIndex = 0;
1281 } else {
1282 _currentIndex = index;
1283 }
1285 _rebuild();
1287 Gtk::RadioMenuItem::Group groupOne;
1289 int i = 0;
1290 for ( std::vector<JustForNow*>::iterator it = possible.begin(); it != possible.end(); it++ ) {
1291 JustForNow* curr = *it;
1292 Gtk::RadioMenuItem* single = manage(new Gtk::RadioMenuItem(groupOne, curr->_name));
1293 if ( curr == first ) {
1294 hotItem = single;
1295 }
1296 _regItem( single, 3, i );
1297 i++;
1298 }
1299 }
1302 _getContents()->pack_start(*_holder, Gtk::PACK_EXPAND_WIDGET);
1303 _setTargetFillable(_holder);
1305 show_all_children();
1307 restorePanelPrefs();
1308 if ( hotItem ) {
1309 hotItem->set_active();
1310 }
1311 }
1313 SwatchesPanel::~SwatchesPanel()
1314 {
1315 _documentConnection.disconnect();
1316 _resourceConnection.disconnect();
1317 _selChanged.disconnect();
1318 _setModified.disconnect();
1319 _subselChanged.disconnect();
1321 if ( _clear ) {
1322 delete _clear;
1323 }
1324 if ( _remove ) {
1325 delete _remove;
1326 }
1327 if ( _holder ) {
1328 delete _holder;
1329 }
1330 }
1332 void SwatchesPanel::setOrientation( Gtk::AnchorType how )
1333 {
1334 // Must call the parent class or bad things might happen
1335 Inkscape::UI::Widget::Panel::setOrientation( how );
1337 if ( _holder )
1338 {
1339 _holder->setOrientation( Gtk::ANCHOR_SOUTH );
1340 }
1341 }
1343 void SwatchesPanel::setDesktop( SPDesktop* desktop )
1344 {
1345 if ( desktop != _currentDesktop ) {
1346 if ( _currentDesktop ) {
1347 _documentConnection.disconnect();
1348 _selChanged.disconnect();
1349 _setModified.disconnect();
1350 _subselChanged.disconnect();
1351 }
1353 _currentDesktop = desktop;
1355 if ( desktop ) {
1356 _currentDesktop->selection->connectChanged(
1357 sigc::hide(sigc::mem_fun(*this, &SwatchesPanel::_updateFromSelection)));
1359 _currentDesktop->selection->connectModified(
1360 sigc::hide(sigc::hide(sigc::mem_fun(*this, &SwatchesPanel::_updateFromSelection))));
1362 _currentDesktop->connectToolSubselectionChanged(
1363 sigc::hide(sigc::mem_fun(*this, &SwatchesPanel::_updateFromSelection)));
1365 sigc::bound_mem_functor1<void, Inkscape::UI::Dialogs::SwatchesPanel, SPDocument*> first = sigc::mem_fun(*this, &SwatchesPanel::_setDocument);
1366 sigc::slot<void, SPDocument*> base2 = first;
1367 sigc::slot<void,SPDesktop*, SPDocument*> slot2 = sigc::hide<0>( base2 );
1368 _documentConnection = desktop->connectDocumentReplaced( slot2 );
1370 _setDocument( desktop->doc() );
1371 } else {
1372 _setDocument(0);
1373 }
1374 }
1375 }
1377 void SwatchesPanel::_setDocument( SPDocument *document )
1378 {
1379 if ( document != _currentDocument ) {
1380 if ( _currentDocument ) {
1381 _resourceConnection.disconnect();
1382 }
1383 _currentDocument = document;
1384 if ( _currentDocument ) {
1385 _resourceConnection = sp_document_resources_changed_connect(document,
1386 "gradient",
1387 sigc::mem_fun(*this, &SwatchesPanel::handleGradientsChange));
1388 }
1390 handleGradientsChange();
1391 }
1392 }
1394 void SwatchesPanel::handleGradientsChange()
1395 {
1396 std::vector<SPGradient*> newList;
1398 const GSList *gradients = sp_document_get_resource_list(_currentDocument, "gradient");
1399 for (const GSList *item = gradients; item; item = item->next) {
1400 SPGradient* grad = SP_GRADIENT(item->data);
1401 if ( grad->has_stops ) {
1402 newList.push_back(SP_GRADIENT(item->data));
1403 }
1404 }
1406 if ( _ptr ) {
1407 JustForNow *docPalette = reinterpret_cast<JustForNow *>(_ptr);
1408 // TODO delete pointed to objects
1409 docPalette->_colors.clear();
1410 if ( !newList.empty() ) {
1411 for ( std::vector<SPGradient*>::iterator it = newList.begin(); it != newList.end(); ++it )
1412 {
1413 SPGradient* grad = *it;
1414 if ( grad->repr->attribute("osb:paint") ) {
1415 sp_gradient_ensure_vector( grad );
1416 SPGradientStop first = grad->vector.stops[0];
1417 SPColor color = first.color;
1418 guint32 together = color.toRGBA32(first.opacity);
1420 // At the moment we can't trust the count of 1 vs 2 stops.
1421 SPGradientStop second = (*it)->vector.stops[1];
1422 SPColor color2 = second.color;
1423 guint32 together2 = color2.toRGBA32(second.opacity);
1425 if ( (grad->vector.stops.size() <= 2) && (together == together2) ) {
1426 // Treat as solid-color
1427 Glib::ustring name( grad->id );
1428 unsigned int r = SP_RGBA32_R_U(together);
1429 unsigned int g = SP_RGBA32_G_U(together);
1430 unsigned int b = SP_RGBA32_B_U(together);
1431 ColorItem* item = new ColorItem( r, g, b, name );
1432 item->ptr = this;
1433 docPalette->_colors.push_back(item);
1434 gradMap[item] = grad;
1435 } else {
1436 // Treat as gradient
1437 Glib::ustring name( grad->id );
1438 unsigned int r = SP_RGBA32_R_U(together);
1439 unsigned int g = SP_RGBA32_G_U(together);
1440 unsigned int b = SP_RGBA32_B_U(together);
1441 ColorItem* item = new ColorItem( r, g, b, name );
1442 item->ptr = this;
1443 docPalette->_colors.push_back(item);
1445 gint width = 128;
1446 gint height = VBLOCK;
1447 guchar* px = g_new( guchar, 3 * height * width );
1448 nr_render_checkerboard_rgb( px, width, VBLOCK, 3 * width, 0, 0 );
1450 sp_gradient_render_vector_block_rgb( grad,
1451 px, width, height, 3 * width,
1452 0, width, TRUE );
1454 previewMap[item] = px;
1455 gradMap[item] = grad;
1456 }
1457 }
1458 }
1459 }
1460 JustForNow* curr = possible[_currentIndex];
1461 if (curr == docPalette) {
1462 _rebuild();
1463 }
1464 }
1465 }
1467 void SwatchesPanel::_updateFromSelection()
1468 {
1469 if ( _ptr ) {
1470 JustForNow *docPalette = reinterpret_cast<JustForNow *>(_ptr);
1472 Glib::ustring fillId;
1473 Glib::ustring strokeId;
1475 SPStyle *tmpStyle = sp_style_new( sp_desktop_document(_currentDesktop) );
1476 int result = sp_desktop_query_style( _currentDesktop, tmpStyle, QUERY_STYLE_PROPERTY_FILL );
1477 switch (result) {
1478 case QUERY_STYLE_SINGLE:
1479 case QUERY_STYLE_MULTIPLE_AVERAGED:
1480 case QUERY_STYLE_MULTIPLE_SAME:
1481 {
1482 if (tmpStyle->fill.set && tmpStyle->fill.isPaintserver()) {
1483 SPPaintServer* server = tmpStyle->getFillPaintServer();
1484 if ( SP_IS_GRADIENT(server) ) {
1485 SPGradient* target = 0;
1486 SPGradient* grad = SP_GRADIENT(server);
1487 if (grad->repr->attribute("osb:paint")) {
1488 target = grad;
1489 } else if ( grad->ref ) {
1490 SPGradient *tmp = grad->ref->getObject();
1491 if ( tmp && tmp->repr->attribute("osb:paint") ) {
1492 target = tmp;
1493 }
1494 }
1495 if ( target ) {
1496 gchar const* id = target->repr->attribute("id");
1497 if ( id ) {
1498 fillId = id;
1499 }
1500 }
1501 }
1502 }
1503 break;
1504 }
1505 }
1507 result = sp_desktop_query_style( _currentDesktop, tmpStyle, QUERY_STYLE_PROPERTY_STROKE );
1508 switch (result) {
1509 case QUERY_STYLE_SINGLE:
1510 case QUERY_STYLE_MULTIPLE_AVERAGED:
1511 case QUERY_STYLE_MULTIPLE_SAME:
1512 {
1513 if (tmpStyle->stroke.set && tmpStyle->stroke.isPaintserver()) {
1514 SPPaintServer* server = tmpStyle->getStrokePaintServer();
1515 if ( SP_IS_GRADIENT(server) ) {
1516 SPGradient* target = 0;
1517 SPGradient* grad = SP_GRADIENT(server);
1518 if (grad->repr->attribute("osb:paint")) {
1519 target = grad;
1520 } else if ( grad->ref ) {
1521 SPGradient *tmp = grad->ref->getObject();
1522 if ( tmp && tmp->repr->attribute("osb:paint") ) {
1523 target = tmp;
1524 }
1525 }
1526 if ( target ) {
1527 gchar const* id = target->repr->attribute("id");
1528 if ( id ) {
1529 strokeId = id;
1530 }
1531 }
1532 }
1533 }
1534 break;
1535 }
1536 }
1537 sp_style_unref(tmpStyle);
1539 for ( std::vector<ColorItem*>::iterator it = docPalette->_colors.begin(); it != docPalette->_colors.end(); ++it ) {
1540 ColorItem* item = *it;
1541 bool isFill = (fillId == item->def.descr);
1542 bool isStroke = (strokeId == item->def.descr);
1543 item->setState( isFill, isStroke );
1544 }
1545 }
1546 }
1548 void SwatchesPanel::_handleAction( int setId, int itemId )
1549 {
1550 switch( setId ) {
1551 case 3:
1552 {
1553 if ( itemId >= 0 && itemId < static_cast<int>(possible.size()) ) {
1554 _currentIndex = itemId;
1556 if ( !_prefs_path.empty() ) {
1557 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1558 prefs->setString(_prefs_path + "/palette", possible[_currentIndex]->_name);
1559 }
1561 _rebuild();
1562 }
1563 }
1564 break;
1565 }
1566 }
1568 void SwatchesPanel::_rebuild()
1569 {
1570 JustForNow* curr = possible[_currentIndex];
1571 _holder->clear();
1573 if ( curr->_prefWidth > 0 ) {
1574 _holder->setColumnPref( curr->_prefWidth );
1575 }
1576 _holder->freezeUpdates();
1577 // TODO restore once 'clear' works _holder->addPreview(_clear);
1578 _holder->addPreview(_remove);
1579 for ( std::vector<ColorItem*>::iterator it = curr->_colors.begin(); it != curr->_colors.end(); it++ ) {
1580 _holder->addPreview(*it);
1581 }
1582 _holder->thawUpdates();
1583 }
1588 } //namespace Dialogs
1589 } //namespace UI
1590 } //namespace Inkscape
1593 /*
1594 Local Variables:
1595 mode:c++
1596 c-file-style:"stroustrup"
1597 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1598 indent-tabs-mode:nil
1599 fill-column:99
1600 End:
1601 */
1602 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :