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>
16 #include <gtk/gtkdialog.h> //for GTK_RESPONSE* types
17 #include <gtk/gtkdnd.h>
18 #include <gtk/gtkmenu.h>
19 #include <gtk/gtkmenuitem.h>
20 #include <gtk/gtkseparatormenuitem.h>
22 #include <glibmm/i18n.h>
23 #include <gdkmm/pixbuf.h>
24 #include "inkscape.h"
25 #include "desktop.h"
26 #include "message-context.h"
27 #include "document.h"
28 #include "desktop-handles.h"
29 #include "extension/db.h"
30 #include "inkscape.h"
31 #include "svg/svg-color.h"
32 #include "desktop-style.h"
33 #include "io/sys.h"
34 #include "path-prefix.h"
35 #include "swatches.h"
36 #include "sp-item.h"
37 #include "preferences.h"
39 #include "eek-preview.h"
41 namespace Inkscape {
42 namespace UI {
43 namespace Dialogs {
45 ColorItem::ColorItem() : _isRemove(true){};
46 ColorItem::ColorItem( unsigned int r, unsigned int g, unsigned int b, Glib::ustring& name ) :
47 def( r, g, b, name ),
48 _isRemove(false),
49 _isLive(false),
50 _linkIsTone(false),
51 _linkPercent(0),
52 _linkGray(0),
53 _linkSrc(0)
54 {
55 }
57 ColorItem::~ColorItem()
58 {
59 }
61 ColorItem::ColorItem(ColorItem const &other) :
62 Inkscape::UI::Previewable()
63 {
64 if ( this != &other ) {
65 *this = other;
66 }
67 }
69 ColorItem &ColorItem::operator=(ColorItem const &other)
70 {
71 if ( this != &other ) {
72 def = other.def;
74 // TODO - correct linkage
75 _linkSrc = other._linkSrc;
76 g_message("Erk!");
77 }
78 return *this;
79 }
82 class JustForNow
83 {
84 public:
85 JustForNow() : _prefWidth(0) {}
87 Glib::ustring _name;
88 int _prefWidth;
89 std::vector<ColorItem*> _colors;
90 };
92 static std::vector<JustForNow*> possible;
96 typedef enum {
97 APP_X_INKY_COLOR_ID = 0,
98 APP_X_INKY_COLOR = 0,
99 APP_X_COLOR,
100 TEXT_DATA
101 } colorFlavorType;
103 static const GtkTargetEntry sourceColorEntries[] = {
104 #if ENABLE_MAGIC_COLORS
105 // {"application/x-inkscape-color-id", GTK_TARGET_SAME_APP, APP_X_INKY_COLOR_ID},
106 {"application/x-inkscape-color", 0, APP_X_INKY_COLOR},
107 #endif // ENABLE_MAGIC_COLORS
108 {"application/x-color", 0, APP_X_COLOR},
109 {"text/plain", 0, TEXT_DATA},
110 };
112 void ColorItem::_dragGetColorData( GtkWidget *widget,
113 GdkDragContext *drag_context,
114 GtkSelectionData *data,
115 guint info,
116 guint time,
117 gpointer user_data)
118 {
119 (void)widget;
120 (void)drag_context;
121 (void)time;
122 static GdkAtom typeXColor = gdk_atom_intern("application/x-color", FALSE);
123 static GdkAtom typeText = gdk_atom_intern("text/plain", FALSE);
125 ColorItem* item = reinterpret_cast<ColorItem*>(user_data);
126 if ( info == TEXT_DATA ) {
127 gchar* tmp = g_strdup_printf("#%02x%02x%02x", item->def.getR(), item->def.getG(), item->def.getB() );
129 gtk_selection_data_set( data,
130 typeText,
131 8, // format
132 (guchar*)tmp,
133 strlen((const char*)tmp) + 1);
134 g_free(tmp);
135 tmp = 0;
136 } else if ( info == APP_X_INKY_COLOR ) {
137 Glib::ustring paletteName;
139 // Find where this thing came from
140 bool found = false;
141 int index = 0;
142 for ( std::vector<JustForNow*>::iterator it = possible.begin(); it != possible.end() && !found; ++it ) {
143 JustForNow* curr = *it;
144 index = 0;
145 for ( std::vector<ColorItem*>::iterator zz = curr->_colors.begin(); zz != curr->_colors.end(); ++zz ) {
146 if ( item == *zz ) {
147 found = true;
148 paletteName = curr->_name;
149 break;
150 } else {
151 index++;
152 }
153 }
154 }
156 // if ( found ) {
157 // g_message("Found the color at entry %d in palette '%s'", index, paletteName.c_str() );
158 // } else {
159 // g_message("Unable to find the color");
160 // }
161 int itemCount = 4 + 2 + 1 + paletteName.length();
163 guint16* tmp = new guint16[itemCount];
164 tmp[0] = (item->def.getR() << 8) | item->def.getR();
165 tmp[1] = (item->def.getG() << 8) | item->def.getG();
166 tmp[2] = (item->def.getB() << 8) | item->def.getB();
167 tmp[3] = 0xffff;
168 tmp[4] = (item->_isLive || !item->_listeners.empty() || (item->_linkSrc != 0) ) ? 1 : 0;
170 tmp[5] = index;
171 tmp[6] = paletteName.length();
172 for ( unsigned int i = 0; i < paletteName.length(); i++ ) {
173 tmp[7 + i] = paletteName[i];
174 }
175 gtk_selection_data_set( data,
176 typeXColor,
177 16, // format
178 reinterpret_cast<const guchar*>(tmp),
179 itemCount * 2);
180 delete[] tmp;
181 } else {
182 guint16 tmp[4];
183 tmp[0] = (item->def.getR() << 8) | item->def.getR();
184 tmp[1] = (item->def.getG() << 8) | item->def.getG();
185 tmp[2] = (item->def.getB() << 8) | item->def.getB();
186 tmp[3] = 0xffff;
187 gtk_selection_data_set( data,
188 typeXColor,
189 16, // format
190 reinterpret_cast<const guchar*>(tmp),
191 (3+1) * 2);
192 }
193 }
195 static void dragBegin( GtkWidget *widget, GdkDragContext* dc, gpointer data )
196 {
197 (void)widget;
198 ColorItem* item = reinterpret_cast<ColorItem*>(data);
199 if ( item )
200 {
201 if (item->isRemove()){
202 GError *error = NULL;
203 gchar *filepath = (gchar *) g_strdup_printf("%s/remove-color.png", INKSCAPE_PIXMAPDIR);
204 gsize bytesRead = 0;
205 gsize bytesWritten = 0;
206 gchar *localFilename = g_filename_from_utf8( filepath,
207 -1,
208 &bytesRead,
209 &bytesWritten,
210 &error);
211 GdkPixbuf* pixbuf = gdk_pixbuf_new_from_file_at_scale(localFilename, 32, 24, FALSE, &error);
212 g_free(localFilename);
213 g_free(filepath);
214 gtk_drag_set_icon_pixbuf( dc, pixbuf, 0, 0 );
215 return;
216 }
218 Glib::RefPtr<Gdk::Pixbuf> thumb = Gdk::Pixbuf::create( Gdk::COLORSPACE_RGB, false, 8, 32, 24 );
219 guint32 fillWith = (0xff000000 & (item->def.getR() << 24))
220 | (0x00ff0000 & (item->def.getG() << 16))
221 | (0x0000ff00 & (item->def.getB() << 8));
222 thumb->fill( fillWith );
223 gtk_drag_set_icon_pixbuf( dc, thumb->gobj(), 0, 0 );
224 }
226 }
228 //"drag-drop"
229 // gboolean dragDropColorData( GtkWidget *widget,
230 // GdkDragContext *drag_context,
231 // gint x,
232 // gint y,
233 // guint time,
234 // gpointer user_data)
235 // {
236 // // TODO finish
238 // return TRUE;
239 // }
241 static void handleClick( GtkWidget* widget, gpointer callback_data ) {
242 (void)widget;
243 ColorItem* item = reinterpret_cast<ColorItem*>(callback_data);
244 if ( item ) {
245 item->buttonClicked(false);
246 }
247 }
249 static void handleSecondaryClick( GtkWidget* widget, gint arg1, gpointer callback_data ) {
250 (void)widget;
251 (void)arg1;
252 ColorItem* item = reinterpret_cast<ColorItem*>(callback_data);
253 if ( item ) {
254 item->buttonClicked(true);
255 }
256 }
258 static gboolean handleEnterNotify( GtkWidget* /*widget*/, GdkEventCrossing* /*event*/, gpointer callback_data ) {
259 ColorItem* item = reinterpret_cast<ColorItem*>(callback_data);
260 if ( item ) {
261 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
262 if ( desktop ) {
263 gchar* msg = g_strdup_printf(_("Color: <b>%s</b>; <b>Click</b> to set fill, <b>Shift+click</b> to set stroke"),
264 item->def.descr.c_str());
265 desktop->tipsMessageContext()->set(Inkscape::INFORMATION_MESSAGE, msg);
266 g_free(msg);
267 }
268 }
269 return FALSE;
270 }
272 static gboolean handleLeaveNotify( GtkWidget* /*widget*/, GdkEventCrossing* /*event*/, gpointer callback_data ) {
273 ColorItem* item = reinterpret_cast<ColorItem*>(callback_data);
274 if ( item ) {
275 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
276 if ( desktop ) {
277 desktop->tipsMessageContext()->clear();
278 }
279 }
280 return FALSE;
281 }
283 static GtkWidget* popupMenu = 0;
284 static ColorItem* bounceTarget = 0;
286 static void redirClick( GtkMenuItem *menuitem, gpointer user_data )
287 {
288 (void)user_data;
289 if ( bounceTarget ) {
290 handleClick( GTK_WIDGET(menuitem), bounceTarget );
291 }
292 }
294 static void redirSecondaryClick( GtkMenuItem *menuitem, gpointer user_data )
295 {
296 (void)user_data;
297 if ( bounceTarget ) {
298 handleSecondaryClick( GTK_WIDGET(menuitem), 0, bounceTarget );
299 }
300 }
302 static gboolean handleButtonPress( GtkWidget* widget, GdkEventButton* event, gpointer user_data)
303 {
304 (void)widget;
305 gboolean handled = FALSE;
307 if ( (event->button == 3) && (event->type == GDK_BUTTON_PRESS) ) {
308 if ( !popupMenu ) {
309 popupMenu = gtk_menu_new();
310 GtkWidget* child = 0;
312 //TRANSLATORS: An item in context menu on a colour in the swatches
313 child = gtk_menu_item_new_with_label(_("Set fill"));
314 g_signal_connect( G_OBJECT(child),
315 "activate",
316 G_CALLBACK(redirClick),
317 user_data);
318 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
320 //TRANSLATORS: An item in context menu on a colour in the swatches
321 child = gtk_menu_item_new_with_label(_("Set stroke"));
323 g_signal_connect( G_OBJECT(child),
324 "activate",
325 G_CALLBACK(redirSecondaryClick),
326 user_data);
327 gtk_menu_shell_append(GTK_MENU_SHELL(popupMenu), child);
329 gtk_widget_show_all(popupMenu);
330 }
332 ColorItem* item = reinterpret_cast<ColorItem*>(user_data);
333 if ( item ) {
334 bounceTarget = item;
335 if ( popupMenu ) {
336 gtk_menu_popup(GTK_MENU(popupMenu), NULL, NULL, NULL, NULL, event->button, event->time);
337 handled = TRUE;
338 }
339 }
340 }
342 return handled;
343 }
345 static void dieDieDie( GtkObject *obj, gpointer user_data )
346 {
347 g_message("die die die %p %p", obj, user_data );
348 }
350 static const GtkTargetEntry destColorTargets[] = {
351 #if ENABLE_MAGIC_COLORS
352 // {"application/x-inkscape-color-id", GTK_TARGET_SAME_APP, APP_X_INKY_COLOR_ID},
353 {"application/x-inkscape-color", 0, APP_X_INKY_COLOR},
354 #endif // ENABLE_MAGIC_COLORS
355 {"application/x-color", 0, APP_X_COLOR},
356 };
358 #include "color.h" // for SP_RGBA32_U_COMPOSE
360 void ColorItem::_dropDataIn( GtkWidget *widget,
361 GdkDragContext *drag_context,
362 gint x, gint y,
363 GtkSelectionData *data,
364 guint info,
365 guint event_time,
366 gpointer user_data)
367 {
368 (void)widget;
369 (void)drag_context;
370 (void)x;
371 (void)y;
372 (void)event_time;
373 // g_message(" droppy droppy %d", info);
374 switch (info) {
375 case APP_X_INKY_COLOR:
376 {
377 if ( data->length >= 8 ) {
378 // Careful about endian issues.
379 guint16* dataVals = (guint16*)data->data;
380 if ( user_data ) {
381 ColorItem* item = reinterpret_cast<ColorItem*>(user_data);
382 if ( item->def.isEditable() ) {
383 // Shove on in the new value
384 item->def.setRGB( 0x0ff & (dataVals[0] >> 8), 0x0ff & (dataVals[1] >> 8), 0x0ff & (dataVals[2] >> 8) );
385 }
386 }
387 }
388 break;
389 }
390 case APP_X_COLOR:
391 {
392 if ( data->length == 8 ) {
393 // Careful about endian issues.
394 guint16* dataVals = (guint16*)data->data;
395 // {
396 // gchar c[64] = {0};
397 // sp_svg_write_color( c, 64,
398 // SP_RGBA32_U_COMPOSE(
399 // 0x0ff & (dataVals[0] >> 8),
400 // 0x0ff & (dataVals[1] >> 8),
401 // 0x0ff & (dataVals[2] >> 8),
402 // 0xff // can't have transparency in the color itself
403 // //0x0ff & (data->data[3] >> 8),
404 // ));
405 // }
406 if ( user_data ) {
407 ColorItem* item = reinterpret_cast<ColorItem*>(user_data);
408 if ( item->def.isEditable() ) {
409 // Shove on in the new value
410 item->def.setRGB( 0x0ff & (dataVals[0] >> 8), 0x0ff & (dataVals[1] >> 8), 0x0ff & (dataVals[2] >> 8) );
411 }
412 }
413 }
414 break;
415 }
416 default:
417 g_message("unknown drop type");
418 }
420 }
422 static bool bruteForce( SPDocument* document, Inkscape::XML::Node* node, Glib::ustring const& match, int r, int g, int b )
423 {
424 bool changed = false;
426 if ( node ) {
427 gchar const * val = node->attribute("inkscape:x-fill-tag");
428 if ( val && (match == val) ) {
429 SPObject *obj = document->getObjectByRepr( node );
431 gchar c[64] = {0};
432 sp_svg_write_color( c, sizeof(c), SP_RGBA32_U_COMPOSE( r, g, b, 0xff ) );
433 SPCSSAttr *css = sp_repr_css_attr_new();
434 sp_repr_css_set_property( css, "fill", c );
436 sp_desktop_apply_css_recursive( (SPItem*)obj, css, true );
437 ((SPItem*)obj)->updateRepr();
439 changed = true;
440 }
442 val = node->attribute("inkscape:x-stroke-tag");
443 if ( val && (match == val) ) {
444 SPObject *obj = document->getObjectByRepr( node );
446 gchar c[64] = {0};
447 sp_svg_write_color( c, sizeof(c), SP_RGBA32_U_COMPOSE( r, g, b, 0xff ) );
448 SPCSSAttr *css = sp_repr_css_attr_new();
449 sp_repr_css_set_property( css, "stroke", c );
451 sp_desktop_apply_css_recursive( (SPItem*)obj, css, true );
452 ((SPItem*)obj)->updateRepr();
454 changed = true;
455 }
457 Inkscape::XML::Node* first = node->firstChild();
458 changed |= bruteForce( document, first, match, r, g, b );
460 changed |= bruteForce( document, node->next(), match, r, g, b );
461 }
463 return changed;
464 }
466 void ColorItem::_colorDefChanged(void* data)
467 {
468 ColorItem* item = reinterpret_cast<ColorItem*>(data);
469 if ( item ) {
470 for ( std::vector<Gtk::Widget*>::iterator it = item->_previews.begin(); it != item->_previews.end(); ++it ) {
471 Gtk::Widget* widget = *it;
472 if ( IS_EEK_PREVIEW(widget->gobj()) ) {
473 EekPreview * preview = EEK_PREVIEW(widget->gobj());
474 eek_preview_set_color( preview,
475 (item->def.getR() << 8) | item->def.getR(),
476 (item->def.getG() << 8) | item->def.getG(),
477 (item->def.getB() << 8) | item->def.getB() );
479 eek_preview_set_linked( preview, (LinkType)((item->_linkSrc ? PREVIEW_LINK_IN:0)
480 | (item->_listeners.empty() ? 0:PREVIEW_LINK_OUT)
481 | (item->_isLive ? PREVIEW_LINK_OTHER:0)) );
483 widget->queue_draw();
484 }
485 }
487 for ( std::vector<ColorItem*>::iterator it = item->_listeners.begin(); it != item->_listeners.end(); ++it ) {
488 guint r = item->def.getR();
489 guint g = item->def.getG();
490 guint b = item->def.getB();
492 if ( (*it)->_linkIsTone ) {
493 r = ( ((*it)->_linkPercent * (*it)->_linkGray) + ((100 - (*it)->_linkPercent) * r) ) / 100;
494 g = ( ((*it)->_linkPercent * (*it)->_linkGray) + ((100 - (*it)->_linkPercent) * g) ) / 100;
495 b = ( ((*it)->_linkPercent * (*it)->_linkGray) + ((100 - (*it)->_linkPercent) * b) ) / 100;
496 } else {
497 r = ( ((*it)->_linkPercent * 255) + ((100 - (*it)->_linkPercent) * r) ) / 100;
498 g = ( ((*it)->_linkPercent * 255) + ((100 - (*it)->_linkPercent) * g) ) / 100;
499 b = ( ((*it)->_linkPercent * 255) + ((100 - (*it)->_linkPercent) * b) ) / 100;
500 }
502 (*it)->def.setRGB( r, g, b );
503 }
506 // Look for objects using this color
507 {
508 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
509 if ( desktop ) {
510 SPDocument* document = sp_desktop_document( desktop );
511 Inkscape::XML::Node *rroot = sp_document_repr_root( document );
512 if ( rroot ) {
514 // Find where this thing came from
515 Glib::ustring paletteName;
516 bool found = false;
517 int index = 0;
518 for ( std::vector<JustForNow*>::iterator it2 = possible.begin(); it2 != possible.end() && !found; ++it2 ) {
519 JustForNow* curr = *it2;
520 index = 0;
521 for ( std::vector<ColorItem*>::iterator zz = curr->_colors.begin(); zz != curr->_colors.end(); ++zz ) {
522 if ( item == *zz ) {
523 found = true;
524 paletteName = curr->_name;
525 break;
526 } else {
527 index++;
528 }
529 }
530 }
532 if ( !paletteName.empty() ) {
533 gchar* str = g_strdup_printf("%d|", index);
534 paletteName.insert( 0, str );
535 g_free(str);
536 str = 0;
538 if ( bruteForce( document, rroot, paletteName, item->def.getR(), item->def.getG(), item->def.getB() ) ) {
539 sp_document_done( document , SP_VERB_DIALOG_SWATCHES,
540 _("Change color definition"));
541 }
542 }
543 }
544 }
545 }
546 }
547 }
550 Gtk::Widget* ColorItem::getPreview(PreviewStyle style, ViewType view, ::PreviewSize size, guint ratio)
551 {
552 Gtk::Widget* widget = 0;
553 if ( style == PREVIEW_STYLE_BLURB) {
554 Gtk::Label *lbl = new Gtk::Label(def.descr);
555 lbl->set_alignment(Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER);
556 widget = lbl;
557 } else {
558 // Glib::ustring blank(" ");
559 // if ( size == Inkscape::ICON_SIZE_MENU || size == Inkscape::ICON_SIZE_DECORATION ) {
560 // blank = " ";
561 // }
563 GtkWidget* eekWidget = eek_preview_new();
564 EekPreview * preview = EEK_PREVIEW(eekWidget);
565 Gtk::Widget* newBlot = Glib::wrap(eekWidget);
567 eek_preview_set_color( preview, (def.getR() << 8) | def.getR(), (def.getG() << 8) | def.getG(), (def.getB() << 8) | def.getB());
568 preview->_isRemove = _isRemove;
570 eek_preview_set_details( preview, (::PreviewStyle)style, (::ViewType)view, (::PreviewSize)size, ratio );
571 eek_preview_set_linked( preview, (LinkType)((_linkSrc ? PREVIEW_LINK_IN:0)
572 | (_listeners.empty() ? 0:PREVIEW_LINK_OUT)
573 | (_isLive ? PREVIEW_LINK_OTHER:0)) );
575 def.addCallback( _colorDefChanged, this );
577 GValue val = {0, {{0}, {0}}};
578 g_value_init( &val, G_TYPE_BOOLEAN );
579 g_value_set_boolean( &val, FALSE );
580 g_object_set_property( G_OBJECT(preview), "focus-on-click", &val );
582 /*
583 Gtk::Button *btn = new Gtk::Button(blank);
584 Gdk::Color color;
585 color.set_rgb((_r << 8)|_r, (_g << 8)|_g, (_b << 8)|_b);
586 btn->modify_bg(Gtk::STATE_NORMAL, color);
587 btn->modify_bg(Gtk::STATE_ACTIVE, color);
588 btn->modify_bg(Gtk::STATE_PRELIGHT, color);
589 btn->modify_bg(Gtk::STATE_SELECTED, color);
591 Gtk::Widget* newBlot = btn;
592 */
594 tips.set_tip((*newBlot), def.descr);
596 /*
597 newBlot->signal_clicked().connect( sigc::mem_fun(*this, &ColorItem::buttonClicked) );
599 sigc::signal<void> type_signal_something;
600 */
602 g_signal_connect( G_OBJECT(newBlot->gobj()),
603 "clicked",
604 G_CALLBACK(handleClick),
605 this);
607 g_signal_connect( G_OBJECT(newBlot->gobj()),
608 "alt-clicked",
609 G_CALLBACK(handleSecondaryClick),
610 this);
612 g_signal_connect( G_OBJECT(newBlot->gobj()),
613 "button-press-event",
614 G_CALLBACK(handleButtonPress),
615 this);
617 gtk_drag_source_set( GTK_WIDGET(newBlot->gobj()),
618 GDK_BUTTON1_MASK,
619 sourceColorEntries,
620 G_N_ELEMENTS(sourceColorEntries),
621 GdkDragAction(GDK_ACTION_MOVE | GDK_ACTION_COPY) );
623 g_signal_connect( G_OBJECT(newBlot->gobj()),
624 "drag-data-get",
625 G_CALLBACK(ColorItem::_dragGetColorData),
626 this);
628 g_signal_connect( G_OBJECT(newBlot->gobj()),
629 "drag-begin",
630 G_CALLBACK(dragBegin),
631 this );
633 g_signal_connect( G_OBJECT(newBlot->gobj()),
634 "enter-notify-event",
635 G_CALLBACK(handleEnterNotify),
636 this);
638 g_signal_connect( G_OBJECT(newBlot->gobj()),
639 "leave-notify-event",
640 G_CALLBACK(handleLeaveNotify),
641 this);
643 // g_signal_connect( G_OBJECT(newBlot->gobj()),
644 // "drag-drop",
645 // G_CALLBACK(dragDropColorData),
646 // this);
648 if ( def.isEditable() )
649 {
650 gtk_drag_dest_set( GTK_WIDGET(newBlot->gobj()),
651 GTK_DEST_DEFAULT_ALL,
652 destColorTargets,
653 G_N_ELEMENTS(destColorTargets),
654 GdkDragAction(GDK_ACTION_COPY | GDK_ACTION_MOVE) );
657 g_signal_connect( G_OBJECT(newBlot->gobj()),
658 "drag-data-received",
659 G_CALLBACK(_dropDataIn),
660 this );
661 }
663 g_signal_connect( G_OBJECT(newBlot->gobj()),
664 "destroy",
665 G_CALLBACK(dieDieDie),
666 this);
669 widget = newBlot;
670 }
672 _previews.push_back( widget );
674 return widget;
675 }
677 void ColorItem::buttonClicked(bool secondary)
678 {
679 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
680 if (!desktop) return;
681 char const * attrName = secondary ? "stroke" : "fill";
683 gchar c[64];
684 if (!_isRemove){
685 guint32 rgba = (def.getR() << 24) | (def.getG() << 16) | (def.getB() << 8) | 0xff;
686 sp_svg_write_color(c, sizeof(c), rgba);
687 }
689 SPCSSAttr *css = sp_repr_css_attr_new();
690 sp_repr_css_set_property( css, attrName, _isRemove ? "none" : c );
691 sp_desktop_set_style(desktop, css);
692 sp_repr_css_attr_unref(css);
694 if (_isRemove){
695 sp_document_done (sp_desktop_document (desktop), SP_VERB_DIALOG_SWATCHES,
696 secondary? _("Remove stroke color") : _("Remove fill color"));
697 } else {
698 sp_document_done (sp_desktop_document (desktop), SP_VERB_DIALOG_SWATCHES,
699 secondary? _("Set stroke color from swatch") : _("Set fill color from swatch"));
700 }
701 }
703 static char* trim( char* str ) {
704 char* ret = str;
705 while ( *str && (*str == ' ' || *str == '\t') ) {
706 str++;
707 }
708 ret = str;
709 while ( *str ) {
710 str++;
711 }
712 str--;
713 while ( str > ret && ( *str == ' ' || *str == '\t' ) || *str == '\r' || *str == '\n' ) {
714 *str-- = 0;
715 }
716 return ret;
717 }
719 void skipWhitespace( char*& str ) {
720 while ( *str == ' ' || *str == '\t' ) {
721 str++;
722 }
723 }
725 bool parseNum( char*& str, int& val ) {
726 val = 0;
727 while ( '0' <= *str && *str <= '9' ) {
728 val = val * 10 + (*str - '0');
729 str++;
730 }
731 bool retval = !(*str == 0 || *str == ' ' || *str == '\t' || *str == '\r' || *str == '\n');
732 return retval;
733 }
736 static bool getBlock( std::string& dst, guchar ch, std::string const str )
737 {
738 bool good = false;
739 std::string::size_type pos = str.find(ch);
740 if ( pos != std::string::npos )
741 {
742 std::string::size_type pos2 = str.find( '(', pos );
743 if ( pos2 != std::string::npos ) {
744 std::string::size_type endPos = str.find( ')', pos2 );
745 if ( endPos != std::string::npos ) {
746 dst = str.substr( pos2 + 1, (endPos - pos2 - 1) );
747 good = true;
748 }
749 }
750 }
751 return good;
752 }
754 static bool popVal( guint64& numVal, std::string& str )
755 {
756 bool good = false;
757 std::string::size_type endPos = str.find(',');
758 if ( endPos == std::string::npos ) {
759 endPos = str.length();
760 }
762 if ( endPos != std::string::npos && endPos > 0 ) {
763 std::string xxx = str.substr( 0, endPos );
764 const gchar* ptr = xxx.c_str();
765 gchar* endPtr = 0;
766 numVal = g_ascii_strtoull( ptr, &endPtr, 10 );
767 if ( (numVal == G_MAXUINT64) && (ERANGE == errno) ) {
768 // overflow
769 } else if ( (numVal == 0) && (endPtr == ptr) ) {
770 // failed conversion
771 } else {
772 good = true;
773 str.erase( 0, endPos + 1 );
774 }
775 }
777 return good;
778 }
780 void ColorItem::_wireMagicColors( void* p )
781 {
782 JustForNow* onceMore = reinterpret_cast<JustForNow*>(p);
783 if ( onceMore )
784 {
785 for ( std::vector<ColorItem*>::iterator it = onceMore->_colors.begin(); it != onceMore->_colors.end(); ++it )
786 {
787 std::string::size_type pos = (*it)->def.descr.find("*{");
788 if ( pos != std::string::npos )
789 {
790 std::string subby = (*it)->def.descr.substr( pos + 2 );
791 std::string::size_type endPos = subby.find("}*");
792 if ( endPos != std::string::npos )
793 {
794 subby.erase( endPos );
795 //g_message("FOUND MAGIC at '%s'", (*it)->def.descr.c_str());
796 //g_message(" '%s'", subby.c_str());
798 if ( subby.find('E') != std::string::npos )
799 {
800 (*it)->def.setEditable( true );
801 }
803 if ( subby.find('L') != std::string::npos )
804 {
805 (*it)->_isLive = true;
806 }
808 std::string part;
809 // Tint. index + 1 more val.
810 if ( getBlock( part, 'T', subby ) ) {
811 guint64 colorIndex = 0;
812 if ( popVal( colorIndex, part ) ) {
813 guint64 percent = 0;
814 if ( popVal( percent, part ) ) {
815 (*it)->_linkTint( *(onceMore->_colors[colorIndex]), percent );
816 }
817 }
818 }
820 // Shade/tone. index + 1 or 2 more val.
821 if ( getBlock( part, 'S', subby ) ) {
822 guint64 colorIndex = 0;
823 if ( popVal( colorIndex, part ) ) {
824 guint64 percent = 0;
825 if ( popVal( percent, part ) ) {
826 guint64 grayLevel = 0;
827 if ( !popVal( grayLevel, part ) ) {
828 grayLevel = 0;
829 }
830 (*it)->_linkTone( *(onceMore->_colors[colorIndex]), percent, grayLevel );
831 }
832 }
833 }
835 }
836 }
837 }
838 }
839 }
842 void ColorItem::_linkTint( ColorItem& other, int percent )
843 {
844 if ( !_linkSrc )
845 {
846 other._listeners.push_back(this);
847 _linkIsTone = false;
848 _linkPercent = percent;
849 if ( _linkPercent > 100 )
850 _linkPercent = 100;
851 if ( _linkPercent < 0 )
852 _linkPercent = 0;
853 _linkGray = 0;
854 _linkSrc = &other;
856 ColorItem::_colorDefChanged(&other);
857 }
858 }
860 void ColorItem::_linkTone( ColorItem& other, int percent, int grayLevel )
861 {
862 if ( !_linkSrc )
863 {
864 other._listeners.push_back(this);
865 _linkIsTone = true;
866 _linkPercent = percent;
867 if ( _linkPercent > 100 )
868 _linkPercent = 100;
869 if ( _linkPercent < 0 )
870 _linkPercent = 0;
871 _linkGray = grayLevel;
872 _linkSrc = &other;
874 ColorItem::_colorDefChanged(&other);
875 }
876 }
879 void _loadPaletteFile( gchar const *filename )
880 {
881 char block[1024];
882 FILE *f = Inkscape::IO::fopen_utf8name( filename, "r" );
883 if ( f ) {
884 char* result = fgets( block, sizeof(block), f );
885 if ( result ) {
886 if ( strncmp( "GIMP Palette", block, 12 ) == 0 ) {
887 bool inHeader = true;
888 bool hasErr = false;
890 JustForNow *onceMore = new JustForNow();
892 do {
893 result = fgets( block, sizeof(block), f );
894 block[sizeof(block) - 1] = 0;
895 if ( result ) {
896 if ( block[0] == '#' ) {
897 // ignore comment
898 } else {
899 char *ptr = block;
900 // very simple check for header versus entry
901 while ( *ptr == ' ' || *ptr == '\t' ) {
902 ptr++;
903 }
904 if ( (*ptr == 0) || (*ptr == '\r') || (*ptr == '\n') ) {
905 // blank line. skip it.
906 } else if ( '0' <= *ptr && *ptr <= '9' ) {
907 // should be an entry link
908 inHeader = false;
909 ptr = block;
910 Glib::ustring name("");
911 int r = 0;
912 int g = 0;
913 int b = 0;
914 skipWhitespace(ptr);
915 if ( *ptr ) {
916 hasErr = parseNum(ptr, r);
917 if ( !hasErr ) {
918 skipWhitespace(ptr);
919 hasErr = parseNum(ptr, g);
920 }
921 if ( !hasErr ) {
922 skipWhitespace(ptr);
923 hasErr = parseNum(ptr, b);
924 }
925 if ( !hasErr && *ptr ) {
926 char* n = trim(ptr);
927 if (n != NULL) {
928 name = n;
929 }
930 }
931 if ( !hasErr ) {
932 // Add the entry now
933 Glib::ustring nameStr(name);
934 ColorItem* item = new ColorItem( r, g, b, nameStr );
935 onceMore->_colors.push_back(item);
936 }
937 } else {
938 hasErr = true;
939 }
940 } else {
941 if ( !inHeader ) {
942 // Hmmm... probably bad. Not quite the format we want?
943 hasErr = true;
944 } else {
945 char* sep = strchr(result, ':');
946 if ( sep ) {
947 *sep = 0;
948 char* val = trim(sep + 1);
949 char* name = trim(result);
950 if ( *name ) {
951 if ( strcmp( "Name", name ) == 0 )
952 {
953 onceMore->_name = val;
954 }
955 else if ( strcmp( "Columns", name ) == 0 )
956 {
957 gchar* endPtr = 0;
958 guint64 numVal = g_ascii_strtoull( val, &endPtr, 10 );
959 if ( (numVal == G_MAXUINT64) && (ERANGE == errno) ) {
960 // overflow
961 } else if ( (numVal == 0) && (endPtr == val) ) {
962 // failed conversion
963 } else {
964 onceMore->_prefWidth = numVal;
965 }
966 }
967 } else {
968 // error
969 hasErr = true;
970 }
971 } else {
972 // error
973 hasErr = true;
974 }
975 }
976 }
977 }
978 }
979 } while ( result && !hasErr );
980 if ( !hasErr ) {
981 possible.push_back(onceMore);
982 #if ENABLE_MAGIC_COLORS
983 ColorItem::_wireMagicColors( onceMore );
984 #endif // ENABLE_MAGIC_COLORS
985 } else {
986 delete onceMore;
987 }
988 }
989 }
991 fclose(f);
992 }
993 }
995 static void loadEmUp()
996 {
997 static bool beenHere = false;
998 if ( !beenHere ) {
999 beenHere = true;
1001 std::list<gchar *> sources;
1002 sources.push_back( profile_path("palettes") );
1003 sources.push_back( g_strdup(INKSCAPE_PALETTESDIR) );
1004 sources.push_back( g_strdup(CREATE_PALETTESDIR) );
1006 // Use this loop to iterate through a list of possible document locations.
1007 while (!sources.empty()) {
1008 gchar *dirname = sources.front();
1010 if ( Inkscape::IO::file_test( dirname, G_FILE_TEST_EXISTS )
1011 && Inkscape::IO::file_test( dirname, G_FILE_TEST_IS_DIR )) {
1012 GError *err = 0;
1013 GDir *directory = g_dir_open(dirname, 0, &err);
1014 if (!directory) {
1015 gchar *safeDir = Inkscape::IO::sanitizeString(dirname);
1016 g_warning(_("Palettes directory (%s) is unavailable."), safeDir);
1017 g_free(safeDir);
1018 } else {
1019 gchar *filename = 0;
1020 while ((filename = (gchar *)g_dir_read_name(directory)) != NULL) {
1021 gchar* lower = g_ascii_strdown( filename, -1 );
1022 // if ( g_str_has_suffix(lower, ".gpl") ) {
1023 gchar* full = g_build_filename(dirname, filename, NULL);
1024 if ( !Inkscape::IO::file_test( full, G_FILE_TEST_IS_DIR ) ) {
1025 _loadPaletteFile(full);
1026 }
1027 g_free(full);
1028 // }
1029 g_free(lower);
1030 }
1031 g_dir_close(directory);
1032 }
1033 }
1035 // toss the dirname
1036 g_free(dirname);
1037 sources.pop_front();
1038 }
1039 }
1040 }
1050 SwatchesPanel& SwatchesPanel::getInstance()
1051 {
1052 return *new SwatchesPanel();
1053 }
1056 /**
1057 * Constructor
1058 */
1059 SwatchesPanel::SwatchesPanel(gchar const* prefsPath) :
1060 Inkscape::UI::Widget::Panel("", prefsPath, SP_VERB_DIALOG_SWATCHES, "", true),
1061 _holder(0)
1062 {
1063 Gtk::RadioMenuItem* hotItem = 0;
1064 _holder = new PreviewHolder();
1065 _remove = new ColorItem();
1066 loadEmUp();
1067 if ( !possible.empty() ) {
1068 JustForNow* first = 0;
1069 Glib::ustring targetName;
1070 if ( !_prefs_path.empty() ) {
1071 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1072 targetName = prefs->getString(_prefs_path + "/palette");
1073 if (!targetName.empty()) {
1074 for ( std::vector<JustForNow*>::iterator iter = possible.begin(); iter != possible.end(); ++iter ) {
1075 if ( (*iter)->_name == targetName ) {
1076 first = *iter;
1077 break;
1078 }
1079 }
1080 }
1081 }
1083 if ( !first ) {
1084 first = possible.front();
1085 }
1087 if ( first->_prefWidth > 0 ) {
1088 _holder->setColumnPref( first->_prefWidth );
1089 }
1090 _holder->freezeUpdates();
1091 _holder->addPreview(_remove);
1092 for ( std::vector<ColorItem*>::iterator it = first->_colors.begin(); it != first->_colors.end(); it++ ) {
1093 _holder->addPreview(*it);
1094 }
1095 _holder->thawUpdates();
1097 Gtk::RadioMenuItem::Group groupOne;
1099 int i = 0;
1100 for ( std::vector<JustForNow*>::iterator it = possible.begin(); it != possible.end(); it++ ) {
1101 JustForNow* curr = *it;
1102 Gtk::RadioMenuItem* single = manage(new Gtk::RadioMenuItem(groupOne, curr->_name));
1103 if ( curr == first ) {
1104 hotItem = single;
1105 }
1106 _regItem( single, 3, i );
1107 i++;
1108 }
1109 }
1112 _getContents()->pack_start(*_holder, Gtk::PACK_EXPAND_WIDGET);
1113 _setTargetFillable(_holder);
1115 show_all_children();
1117 restorePanelPrefs();
1118 if ( hotItem ) {
1119 hotItem->set_active();
1120 }
1121 }
1123 SwatchesPanel::~SwatchesPanel()
1124 {
1125 if (_remove) delete _remove;
1126 if (_holder) delete _holder;
1127 }
1129 void SwatchesPanel::setOrientation( Gtk::AnchorType how )
1130 {
1131 // Must call the parent class or bad things might happen
1132 Inkscape::UI::Widget::Panel::setOrientation( how );
1134 if ( _holder )
1135 {
1136 _holder->setOrientation( Gtk::ANCHOR_SOUTH );
1137 }
1138 }
1140 void SwatchesPanel::_handleAction( int setId, int itemId )
1141 {
1142 switch( setId ) {
1143 case 3:
1144 {
1145 if ( itemId >= 0 && itemId < static_cast<int>(possible.size()) ) {
1146 _holder->clear();
1147 JustForNow* curr = possible[itemId];
1149 if ( !_prefs_path.empty() ) {
1150 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1151 prefs->setString(_prefs_path + "/palette", curr->_name);
1152 }
1154 if ( curr->_prefWidth > 0 ) {
1155 _holder->setColumnPref( curr->_prefWidth );
1156 }
1157 _holder->freezeUpdates();
1158 _holder->addPreview(_remove);
1159 for ( std::vector<ColorItem*>::iterator it = curr->_colors.begin(); it != curr->_colors.end(); it++ ) {
1160 _holder->addPreview(*it);
1161 }
1162 _holder->thawUpdates();
1163 }
1164 }
1165 break;
1166 }
1167 }
1169 } //namespace Dialogs
1170 } //namespace UI
1171 } //namespace Inkscape
1174 /*
1175 Local Variables:
1176 mode:c++
1177 c-file-style:"stroustrup"
1178 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1179 indent-tabs-mode:nil
1180 fill-column:99
1181 End:
1182 */
1183 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :