src/ui/dialog/glyphs.cpp

   1 /**
   2  * Glyph selector dialog.
   3  */
   4
   5 /* Authors:
   6  *   Jon A. Cruz
   7  *
   8  * Copyright (C) 2010 Jon A. Cruz
   9  * Released under GNU GPL, read the file 'COPYING' for more information
  10  */
  11
  12 #include <vector>
  13
  14 #include <glibmm/i18n.h>
  15 #include <gtkmm/entry.h>
  16 #include <gtkmm/iconview.h>
  17 #include <gtkmm/label.h>
  18 #include <gtkmm/liststore.h>
  19 #include <gtkmm/scrolledwindow.h>
  20 #include <gtkmm/table.h>
  21 #include <gtkmm/treemodelcolumn.h>
  22 #include <gtkmm/widget.h>
  23
  24 #include <gtk/gtkbutton.h>
  25 #include <gtk/gtkstock.h>
  26
  27 #include "glyphs.h"
  28
  29 #include "verbs.h"
  30 #include "widgets/font-selector.h"
  31 #include "libnrtype/font-instance.h"
  32
  33 namespace Inkscape {
  34 namespace UI {
  35 namespace Dialogs {
  36
  37
  38 GlyphsPanel &GlyphsPanel::getInstance()
  39 {
  40     return *new GlyphsPanel();
  41 }
  42
  43
  44 //enum GUnicodeScript
  45 #if GLIB_CHECK_VERSION(2,14,0)
  46 static std::map<GUnicodeScript, Glib::ustring> &getScriptToName()
  47 {
  48     static bool init = false;
  49     static std::map<GUnicodeScript, Glib::ustring> mappings;
  50     if (!init) {
  51         init = true;
  52         mappings[G_UNICODE_SCRIPT_INVALID_CODE]         = _("all");
  53         mappings[G_UNICODE_SCRIPT_COMMON]               = _("common");
  54         mappings[G_UNICODE_SCRIPT_INHERITED]            = _("inherited");
  55         mappings[G_UNICODE_SCRIPT_ARABIC]               = _("Arabic");
  56         mappings[G_UNICODE_SCRIPT_ARMENIAN]             = _("Armenian");
  57         mappings[G_UNICODE_SCRIPT_BENGALI]              = _("Bengali");
  58         mappings[G_UNICODE_SCRIPT_BOPOMOFO]             = _("Bopomofo");
  59         mappings[G_UNICODE_SCRIPT_CHEROKEE]             = _("Cherokee");
  60         mappings[G_UNICODE_SCRIPT_COPTIC]               = _("Coptic");
  61         mappings[G_UNICODE_SCRIPT_CYRILLIC]             = _("Cyrillic");
  62         mappings[G_UNICODE_SCRIPT_DESERET]              = _("Deseret");
  63         mappings[G_UNICODE_SCRIPT_DEVANAGARI]           = _("Devanagari");
  64         mappings[G_UNICODE_SCRIPT_ETHIOPIC]             = _("Ethiopic");
  65         mappings[G_UNICODE_SCRIPT_GEORGIAN]             = _("Georgian");
  66         mappings[G_UNICODE_SCRIPT_GOTHIC]               = _("Gothic");
  67         mappings[G_UNICODE_SCRIPT_GREEK]                = _("Greek");
  68         mappings[G_UNICODE_SCRIPT_GUJARATI]             = _("Gujarati");
  69         mappings[G_UNICODE_SCRIPT_GURMUKHI]             = _("Gurmukhi");
  70         mappings[G_UNICODE_SCRIPT_HAN]                  = _("Han");
  71         mappings[G_UNICODE_SCRIPT_HANGUL]               = _("Hangul");
  72         mappings[G_UNICODE_SCRIPT_HEBREW]               = _("Hebrew");
  73         mappings[G_UNICODE_SCRIPT_HIRAGANA]             = _("Hiragana");
  74         mappings[G_UNICODE_SCRIPT_KANNADA]              = _("Kannada");
  75         mappings[G_UNICODE_SCRIPT_KATAKANA]             = _("Katakana");
  76         mappings[G_UNICODE_SCRIPT_KHMER]                = _("Khmer");
  77         mappings[G_UNICODE_SCRIPT_LAO]                  = _("Lao");
  78         mappings[G_UNICODE_SCRIPT_LATIN]                = _("Latin");
  79         mappings[G_UNICODE_SCRIPT_MALAYALAM]            = _("Malayalam");
  80         mappings[G_UNICODE_SCRIPT_MONGOLIAN]            = _("Mongolian");
  81         mappings[G_UNICODE_SCRIPT_MYANMAR]              = _("Myanmar");
  82         mappings[G_UNICODE_SCRIPT_OGHAM]                = _("Ogham");
  83         mappings[G_UNICODE_SCRIPT_OLD_ITALIC]           = _("Old Italic");
  84         mappings[G_UNICODE_SCRIPT_ORIYA]                = _("Oriya");
  85         mappings[G_UNICODE_SCRIPT_RUNIC]                = _("Runic");
  86         mappings[G_UNICODE_SCRIPT_SINHALA]              = _("Sinhala");
  87         mappings[G_UNICODE_SCRIPT_SYRIAC]               = _("Syriac");
  88         mappings[G_UNICODE_SCRIPT_TAMIL]                = _("Tamil");
  89         mappings[G_UNICODE_SCRIPT_TELUGU]               = _("Telugu");
  90         mappings[G_UNICODE_SCRIPT_THAANA]               = _("Thaana");
  91         mappings[G_UNICODE_SCRIPT_THAI]                 = _("Thai");
  92         mappings[G_UNICODE_SCRIPT_TIBETAN]              = _("Tibetan");
  93         mappings[G_UNICODE_SCRIPT_CANADIAN_ABORIGINAL]  = _("Canadian Aboriginal");
  94         mappings[G_UNICODE_SCRIPT_YI]                   = _("Yi");
  95         mappings[G_UNICODE_SCRIPT_TAGALOG]              = _("Tagalog");
  96         mappings[G_UNICODE_SCRIPT_HANUNOO]              = _("Hanunoo");
  97         mappings[G_UNICODE_SCRIPT_BUHID]                = _("Buhid");
  98         mappings[G_UNICODE_SCRIPT_TAGBANWA]             = _("Tagbanwa");
  99         mappings[G_UNICODE_SCRIPT_BRAILLE]              = _("Braille");
 100         mappings[G_UNICODE_SCRIPT_CYPRIOT]              = _("Cypriot");
 101         mappings[G_UNICODE_SCRIPT_LIMBU]                = _("Limbu");
 102         mappings[G_UNICODE_SCRIPT_OSMANYA]              = _("Osmanya");
 103         mappings[G_UNICODE_SCRIPT_SHAVIAN]              = _("Shavian");
 104         mappings[G_UNICODE_SCRIPT_LINEAR_B]             = _("Linear B");
 105         mappings[G_UNICODE_SCRIPT_TAI_LE]               = _("Tai Le");
 106         mappings[G_UNICODE_SCRIPT_UGARITIC]             = _("Ugaritic");
 107         mappings[G_UNICODE_SCRIPT_NEW_TAI_LUE]          = _("New Tai Lue");
 108         mappings[G_UNICODE_SCRIPT_BUGINESE]             = _("Buginese");
 109         mappings[G_UNICODE_SCRIPT_GLAGOLITIC]           = _("Glagolitic");
 110         mappings[G_UNICODE_SCRIPT_TIFINAGH]             = _("Tifinagh");
 111         mappings[G_UNICODE_SCRIPT_SYLOTI_NAGRI]         = _("Syloti Nagri");
 112         mappings[G_UNICODE_SCRIPT_OLD_PERSIAN]          = _("Old Persian");
 113         mappings[G_UNICODE_SCRIPT_KHAROSHTHI]           = _("Kharoshthi");
 114         mappings[G_UNICODE_SCRIPT_UNKNOWN]              = _("unassigned");
 115         mappings[G_UNICODE_SCRIPT_BALINESE]             = _("Balinese");
 116         mappings[G_UNICODE_SCRIPT_CUNEIFORM]            = _("Cuneiform");
 117         mappings[G_UNICODE_SCRIPT_PHOENICIAN]           = _("Phoenician");
 118         mappings[G_UNICODE_SCRIPT_PHAGS_PA]             = _("Phags-pa");
 119         mappings[G_UNICODE_SCRIPT_NKO]                  = _("N'Ko");
 120
 121 #if GLIB_CHECK_VERSION(2,14,0)
 122         mappings[G_UNICODE_SCRIPT_KAYAH_LI]             = _("Kayah Li");
 123         mappings[G_UNICODE_SCRIPT_LEPCHA]               = _("Lepcha");
 124         mappings[G_UNICODE_SCRIPT_REJANG]               = _("Rejang");
 125         mappings[G_UNICODE_SCRIPT_SUNDANESE]            = _("Sundanese");
 126         mappings[G_UNICODE_SCRIPT_SAURASHTRA]           = _("Saurashtra");
 127         mappings[G_UNICODE_SCRIPT_CHAM]                 = _("Cham");
 128         mappings[G_UNICODE_SCRIPT_OL_CHIKI]             = _("Ol Chiki");
 129         mappings[G_UNICODE_SCRIPT_VAI]                  = _("Vai");
 130         mappings[G_UNICODE_SCRIPT_CARIAN]               = _("Carian");
 131         mappings[G_UNICODE_SCRIPT_LYCIAN]               = _("Lycian");
 132         mappings[G_UNICODE_SCRIPT_LYDIAN]               = _("Lydian");
 133 #endif // GLIB_CHECK_VERSION(2,14,0)
 134     }
 135     return mappings;
 136 }
 137 #endif // GLIB_CHECK_VERSION(2,14,0)
 138
 139
 140 class GlyphColumns : public Gtk::TreeModel::ColumnRecord
 141 {
 142 public:
 143     Gtk::TreeModelColumn<gunichar> code;
 144     Gtk::TreeModelColumn<Glib::ustring> name;
 145
 146     GlyphColumns()
 147     {
 148         add(code);
 149         add(name);
 150     }
 151 };
 152
 153 GlyphColumns *GlyphsPanel::getColumns()
 154 {
 155     static GlyphColumns *columns = new GlyphColumns();
 156
 157     return columns;
 158 }
 159
 160 /**
 161  * Constructor
 162  */
 163 GlyphsPanel::GlyphsPanel(gchar const *prefsPath) :
 164     Inkscape::UI::Widget::Panel("", prefsPath, SP_VERB_DIALOG_GLYPHS, "", false),
 165     store(Gtk::ListStore::create(*getColumns())),
 166     iconView(0),
 167     entry(0),
 168     label(0)
 169 {
 170     Gtk::Table *table = new Gtk::Table(3, 1, false);
 171     _getContents()->pack_start(*Gtk::manage(table), Gtk::PACK_EXPAND_WIDGET);
 172     guint row = 0;
 173
 174 // -------------------------------
 175
 176     GtkWidget *fontsel = sp_font_selector_new();
 177     g_signal_connect( G_OBJECT(fontsel), "font_set", G_CALLBACK(fontChangeCB), this );
 178
 179     table->attach(*Gtk::manage(Glib::wrap(fontsel)),
 180                   0, 1, row, row + 1,
 181                   Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL);
 182     row++;
 183
 184
 185 // -------------------------------
 186
 187     GlyphColumns *columns = getColumns();
 188
 189     iconView = new Gtk::IconView(store);
 190     iconView->set_text_column(columns->name);
 191     //iconView->set_columns(16);
 192
 193     iconView->signal_item_activated().connect(sigc::mem_fun(*this, &GlyphsPanel::glyphActivated));
 194     iconView->signal_selection_changed().connect(sigc::mem_fun(*this, &GlyphsPanel::glyphSelectionChanged));
 195
 196
 197     Gtk::ScrolledWindow *scroller = new Gtk::ScrolledWindow();
 198     scroller->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_ALWAYS);
 199     scroller->add(*Gtk::manage(iconView));
 200     table->attach(*Gtk::manage(scroller),
 201                   0, 1, row, row + 1,
 202                   Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL);
 203     row++;
 204
 205 // -------------------------------
 206
 207     Gtk::HBox *box = new Gtk::HBox();
 208
 209     entry = new Gtk::Entry();
 210     entry->set_width_chars(12);
 211     box->pack_start(*Gtk::manage(entry), Gtk::PACK_SHRINK);
 212
 213     label = new Gtk::Label("      ");
 214     box->pack_start(*Gtk::manage(label), Gtk::PACK_EXPAND_PADDING);
 215
 216     GtkWidget *applyBtn = gtk_button_new_from_stock(GTK_STOCK_APPLY);
 217     GTK_WIDGET_SET_FLAGS(applyBtn, GTK_CAN_DEFAULT | GTK_HAS_DEFAULT);
 218     gtk_widget_set_sensitive(applyBtn, FALSE);
 219
 220     box->pack_end(*Gtk::manage(Glib::wrap(applyBtn)), Gtk::PACK_SHRINK);
 221
 222     table->attach( *Gtk::manage(box),
 223                   0, 1, row, row + 1,
 224                    Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
 225     row++;
 226
 227 // -------------------------------
 228
 229
 230     show_all_children();
 231
 232     restorePanelPrefs();
 233 }
 234
 235 GlyphsPanel::~GlyphsPanel()
 236 {
 237 }
 238
 239
 240 void GlyphsPanel::glyphActivated(Gtk::TreeModel::Path const & path)
 241 {
 242     Gtk::ListStore::iterator row = store->get_iter(path);
 243     gunichar ch = (*row)[getColumns()->code];
 244     Glib::ustring tmp;
 245     tmp += ch;
 246
 247     int startPos = 0;
 248     int endPos = 0;
 249     if (entry->get_selection_bounds(startPos, endPos)) {
 250         // there was something selected.
 251         entry->delete_text(startPos, endPos);
 252     }
 253     startPos = entry->get_position();
 254     entry->insert_text(tmp, -1, startPos);
 255     entry->set_position(startPos);
 256 }
 257
 258 void GlyphsPanel::glyphSelectionChanged()
 259 {
 260     Gtk::IconView::ArrayHandle_TreePaths itemArray = iconView->get_selected_items();
 261     if (itemArray.empty()) {
 262         label->set_text("      ");
 263     } else {
 264         Gtk::TreeModel::Path const & path = *itemArray.begin();
 265         Gtk::ListStore::iterator row = store->get_iter(path);
 266         gunichar ch = (*row)[getColumns()->code];
 267
 268
 269         Glib::ustring scriptName;
 270 #if GLIB_CHECK_VERSION(2,14,0)
 271         GUnicodeScript script = g_unichar_get_script(ch);
 272         std::map<GUnicodeScript, Glib::ustring> mappings = getScriptToName();
 273         if (mappings.find(script) != mappings.end()) {
 274             scriptName = mappings[script];
 275         }
 276 #endif
 277         gchar * tmp = g_strdup_printf("U+%04X %s", ch, scriptName.c_str());
 278         label->set_text(tmp);
 279     }
 280 }
 281
 282 void GlyphsPanel::fontChangeCB(SPFontSelector *fontsel, font_instance *font, GlyphsPanel *self)
 283 {
 284     if (self) {
 285         self->handleFontChange(fontsel, font);
 286     }
 287 }
 288
 289
 290 void GlyphsPanel::handleFontChange(SPFontSelector * /*fontsel*/, font_instance *font)
 291 {
 292     if (font) {
 293         gunichar maxUni = 0;
 294         std::vector<gunichar> present;
 295         for (gunichar ch = 0; ch < 65536; ch++) {
 296             int glyphId = font->MapUnicodeChar(ch);
 297             if (glyphId > 0) {
 298                 maxUni = std::max(maxUni, ch);
 299                 present.push_back(ch);
 300             }
 301         }
 302
 303         GlyphColumns *columns = getColumns();
 304         store->clear();
 305         for (std::vector<gunichar>::iterator it = present.begin(); it != present.end(); ++it)
 306         {
 307             Gtk::ListStore::iterator row = store->append();
 308             Glib::ustring tmp;
 309             tmp += *it;
 310             (*row)[columns->code] = *it;
 311             (*row)[columns->name] = tmp;
 312         }
 313     }
 314 }
 315
 316
 317 } // namespace Dialogs
 318 } // namespace UI
 319 } // namespace Inkscape
 320
 321 /*
 322   Local Variables:
 323   mode:c++
 324   c-file-style:"stroustrup"
 325   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 326   indent-tabs-mode:nil
 327   fill-column:99
 328   End:
 329 */
 330 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :