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Diffstat (limited to 'src/widgets/font-selector.cpp')
| -rw-r--r-- | src/widgets/font-selector.cpp | 509 |
1 files changed, 0 insertions, 509 deletions
diff --git a/src/widgets/font-selector.cpp b/src/widgets/font-selector.cpp deleted file mode 100644 index 532622bb0..000000000 --- a/src/widgets/font-selector.cpp +++ /dev/null @@ -1,509 +0,0 @@ -/** - * Font selection widgets - * - * Authors: - * Chris Lahey <clahey@ximian.com> - * Lauris Kaplinski <lauris@kaplinski.com> - * bulia byak <buliabyak@users.sf.net> - * Johan Engelen <j.b.c.engelen@ewi.utwente.nl> - * Tavmjong Bah <tavmjong@free.fr> - * - * Copyright (C) 1999-2001 Ximian, Inc. - * Copyright (C) 2002 Lauris Kaplinski - * Copyright (C) -2013 Authors - * - * Released under GNU GPL, read the file 'COPYING' for more information - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <libnrtype/font-lister.h> -#include <libnrtype/font-instance.h> - -#include <glibmm/i18n.h> - -#include "desktop.h" -#include "widgets/font-selector.h" - -/* SPFontSelector */ - -struct SPFontSelector -{ - GtkBox hbox; - - bool block_emit; - - GtkWidget *family; - GtkWidget *style; - GtkWidget *size; - - GtkWidget *family_treeview; - GtkWidget *style_treeview; - - gfloat fontsize; - bool fontsize_dirty; - Glib::ustring *fontspec; -}; - - -struct SPFontSelectorClass -{ - GtkBoxClass parent_class; - - void (* font_set) (SPFontSelector *fsel, gchar *fontspec); -}; - -enum { - FONT_SET, - LAST_SIGNAL -}; - -static void sp_font_selector_dispose (GObject *object); - -static void sp_font_selector_family_select_row (GtkTreeSelection *selection, - SPFontSelector *fsel); - -static void sp_font_selector_style_select_row (GtkTreeSelection *selection, - SPFontSelector *fsel); - -static void sp_font_selector_size_changed (GtkComboBox *combobox, - SPFontSelector *fsel); - -static void sp_font_selector_emit_set (SPFontSelector *fsel); -static void sp_font_selector_set_sizes( SPFontSelector *fsel ); - -static guint fs_signals[LAST_SIGNAL] = { 0 }; - -G_DEFINE_TYPE(SPFontSelector, sp_font_selector, GTK_TYPE_BOX); - -static void sp_font_selector_class_init(SPFontSelectorClass *c) -{ - GObjectClass *object_class = G_OBJECT_CLASS(c); - - fs_signals[FONT_SET] = g_signal_new ("font_set", - G_TYPE_FROM_CLASS(object_class), - (GSignalFlags)G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET(SPFontSelectorClass, font_set), - NULL, NULL, - g_cclosure_marshal_VOID__POINTER, - G_TYPE_NONE, - 1, G_TYPE_POINTER); - - object_class->dispose = sp_font_selector_dispose; -} - -static void sp_font_selector_set_size_tooltip(SPFontSelector *fsel) -{ - Inkscape::Preferences *prefs = Inkscape::Preferences::get(); - int unit = prefs->getInt("/options/font/unitType", SP_CSS_UNIT_PT); - Glib::ustring tooltip = Glib::ustring::format(_("Font size"), " (", sp_style_get_css_unit_string(unit), ")"); - gtk_widget_set_tooltip_text (fsel->size, _(tooltip.c_str())); -} - - -/* - * Create a widget with children for selecting font-family, font-style, and font-size. - */ -static void sp_font_selector_init(SPFontSelector *fsel) -{ - //gtk_box_set_homogeneous(GTK_BOX(fsel), TRUE); - //gtk_box_set_spacing(GTK_BOX(fsel), 4); - - /* Family frame */ - GtkWidget *f = gtk_frame_new(_("Font family")); - gtk_widget_show (f); - gtk_box_pack_start (GTK_BOX(fsel), f, TRUE, TRUE, 0); - - GtkWidget *sw = gtk_scrolled_window_new(NULL, NULL); - gtk_widget_show(sw); - gtk_container_set_border_width(GTK_CONTAINER (sw), 4); - gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(sw), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); - gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw), GTK_SHADOW_IN); - gtk_container_add(GTK_CONTAINER(f), sw); - - fsel->family_treeview = gtk_tree_view_new (); - gtk_tree_view_set_row_separator_func( GTK_TREE_VIEW(fsel->family_treeview), - GtkTreeViewRowSeparatorFunc ((gpointer)font_lister_separator_func), - NULL, NULL ); - gtk_widget_show_all(GTK_WIDGET (fsel->family_treeview)); - GtkTreeViewColumn *column = gtk_tree_view_column_new (); - GtkCellRenderer *cell = gtk_cell_renderer_text_new (); - gtk_tree_view_column_pack_start (column, cell, FALSE); - gtk_tree_view_column_set_fixed_width (column, 200); - gtk_tree_view_column_set_attributes (column, cell, "text", 0, NULL); - gtk_tree_view_column_set_cell_data_func (column, cell, - GtkTreeCellDataFunc (font_lister_cell_data_func), - NULL, NULL ); - gtk_tree_view_append_column (GTK_TREE_VIEW(fsel->family_treeview), column); - gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(fsel->family_treeview), FALSE); - - /* Muck with style, see text-toolbar.cpp */ - gtk_widget_set_name( GTK_WIDGET(fsel->family_treeview), "font_selector_family" ); - - auto css_provider = gtk_css_provider_new(); - auto screen = gdk_screen_get_default(); - gtk_style_context_add_provider_for_screen(screen, - GTK_STYLE_PROVIDER(css_provider), - GTK_STYLE_PROVIDER_PRIORITY_USER); - - Inkscape::FontLister* fontlister = Inkscape::FontLister::get_instance(); - Glib::RefPtr<Gtk::ListStore> store = fontlister->get_font_list(); - gtk_tree_view_set_model (GTK_TREE_VIEW(fsel->family_treeview), GTK_TREE_MODEL (Glib::unwrap (store))); - //gtk_tree_view_set_tooltip_column(GTK_TREE_VIEW(fsel->family_treeview),2); - gtk_container_add(GTK_CONTAINER(sw), fsel->family_treeview); - gtk_widget_show_all (sw); - - GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(fsel->family_treeview)); - g_signal_connect (G_OBJECT(selection), "changed", G_CALLBACK (sp_font_selector_family_select_row), fsel); - g_object_set_data (G_OBJECT(fsel), "family-treeview", fsel->family_treeview); - - - /* Style frame */ - f = gtk_frame_new(C_("Font selector", "Style")); - gtk_widget_show(f); - gtk_box_pack_start(GTK_BOX (fsel), f, FALSE, TRUE, 0); - - auto vb = gtk_box_new(GTK_ORIENTATION_VERTICAL, 4); - gtk_box_set_homogeneous(GTK_BOX(vb), FALSE); - gtk_widget_show(vb); - gtk_container_set_border_width(GTK_CONTAINER (vb), 4); - gtk_container_add(GTK_CONTAINER(f), vb); - - sw = gtk_scrolled_window_new(NULL, NULL); - gtk_widget_show(sw); - gtk_container_set_border_width(GTK_CONTAINER (sw), 4); - gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (sw), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); - gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw), GTK_SHADOW_IN); - gtk_box_pack_start(GTK_BOX (vb), sw, TRUE, TRUE, 0); - - fsel->style_treeview = gtk_tree_view_new (); - - // CSS Style name - cell = gtk_cell_renderer_text_new (); - column = gtk_tree_view_column_new_with_attributes ("CSS", cell, "text", 0, NULL ); - //gtk_tree_view_column_pack_start (column, cell, FALSE); - gtk_tree_view_column_set_resizable (column, TRUE); - gtk_tree_view_append_column (GTK_TREE_VIEW(fsel->style_treeview), column); - - // Display Style name - cell = gtk_cell_renderer_text_new (); - column = gtk_tree_view_column_new_with_attributes (_("Face"), cell, "text", 1, NULL ); - //gtk_tree_view_column_pack_start (column, cell, FALSE); - gtk_tree_view_append_column (GTK_TREE_VIEW(fsel->style_treeview), column); - - //gtk_tree_view_set_tooltip_column(GTK_TREE_VIEW(fsel->style_treeview), 1); - gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(fsel->style_treeview), TRUE); - gtk_container_add(GTK_CONTAINER(sw), fsel->style_treeview); - gtk_widget_show_all (sw); - - selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(fsel->style_treeview)); - g_signal_connect (G_OBJECT(selection), "changed", G_CALLBACK (sp_font_selector_style_select_row), fsel); - - auto hb = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4); - gtk_box_set_homogeneous(GTK_BOX(hb), FALSE); - gtk_widget_show(hb); - gtk_box_pack_start(GTK_BOX(vb), hb, FALSE, FALSE, 0); - - // Font-size - fsel->size = gtk_combo_box_text_new_with_entry (); - - sp_font_selector_set_size_tooltip(fsel); - gtk_widget_set_size_request(fsel->size, 90, -1); - g_signal_connect (G_OBJECT(fsel->size), "changed", G_CALLBACK (sp_font_selector_size_changed), fsel); - gtk_box_pack_end (GTK_BOX(hb), fsel->size, FALSE, FALSE, 0); - - GtkWidget *l = gtk_label_new(_("Font size:")); - gtk_widget_show_all (l); - gtk_box_pack_end(GTK_BOX (hb), l, TRUE, TRUE, 0); - - sp_font_selector_set_sizes(fsel); - - gtk_widget_show_all (fsel->size); - - // Set default size... next two lines must match - gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN(fsel->size))), "18.0"); - fsel->fontsize = 18.0; - fsel->fontsize_dirty = false; - - fsel->fontspec = new Glib::ustring; -} - -static void sp_font_selector_dispose(GObject *object) -{ - SPFontSelector *fsel = SP_FONT_SELECTOR (object); - - if (fsel->fontspec) { - delete fsel->fontspec; - } - - if (G_OBJECT_CLASS(sp_font_selector_parent_class)->dispose) { - G_OBJECT_CLASS(sp_font_selector_parent_class)->dispose(object); - } -} - -// Callback when family changed, updates style list for new family. -static void sp_font_selector_family_select_row(GtkTreeSelection *selection, - SPFontSelector *fsel) -{ - - // We need our own copy of the style list store since the font-family - // may not be the same in the font-selector as stored in the font-lister - // TODO: use font-lister class for this by modifying new_font_family to accept an optional style list - // TODO: add store to SPFontSelector struct and reuse. - - // Start by getting iterator to selected font - GtkTreeModel *model; - GtkTreeIter iter; - if (!gtk_tree_selection_get_selected (selection, &model, &iter)) return; - - Inkscape::FontLister *fontlister = Inkscape::FontLister::get_instance(); - fontlister->ensureRowStyles(model, &iter); - - // Next get family name with its style list - gchar *family; - GList *list=NULL; - gtk_tree_model_get (model, &iter, 0, &family, 1, &list, -1); - - // Find best style match for selected family with current style (e.g. of selected text). - Glib::ustring style = fontlister->get_font_style(); - Glib::ustring best = fontlister->get_best_style_match (family, style); - - // Create our own store of styles for selected font-family and find index of best style match - int path_index = 0; - int index = 0; - GtkListStore *store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_STRING); // Where is this deleted? - for ( ; list ; list = list->next ) - { - gtk_list_store_append (store, &iter); - gtk_list_store_set (store, &iter, - 0, ((StyleNames*)list->data)->CssName.c_str(), - 1, ((StyleNames*)list->data)->DisplayName.c_str(), - -1); - if( best.compare( ((StyleNames*)list->data)->CssName ) == 0 ) { - path_index = index; - } - ++index; - } - - // Attach store to tree view. Can trigger style changed signal (but not FONT_SET): - gtk_tree_view_set_model (GTK_TREE_VIEW (fsel->style_treeview), GTK_TREE_MODEL (store)); - //gtk_tree_view_set_tooltip_column(GTK_TREE_VIEW(fsel->style_treeview),1); - - // Get path to best style - GtkTreePath *path = gtk_tree_path_new (); - gtk_tree_path_append_index (path, path_index); - - // Highlight best style. Triggers style changed signal: - gtk_tree_selection_select_path (gtk_tree_view_get_selection (GTK_TREE_VIEW (fsel->style_treeview)), path); - gtk_tree_path_free (path); -} - -// Callback when row changed -static void sp_font_selector_style_select_row (GtkTreeSelection * /*selection*/, - SPFontSelector *fsel) -{ - if (!fsel->block_emit) - { - sp_font_selector_emit_set (fsel); - } -} - - -/* - * Set the default list of font sizes, scaled to the users preferred unit - * TODO: This routine occurs both here and in text-toolbar. Move to font-lister? - */ -static void sp_font_selector_set_sizes( SPFontSelector *fsel ) -{ - GtkListStore *store = GTK_LIST_STORE(gtk_combo_box_get_model (GTK_COMBO_BOX(fsel->size))); - gtk_list_store_clear(store); - - Inkscape::Preferences *prefs = Inkscape::Preferences::get(); - int unit = prefs->getInt("/options/font/unitType", SP_CSS_UNIT_PT); - - int sizes[] = { - 4, 6, 8, 9, 10, 11, 12, 13, 14, 16, 18, 20, 22, 24, 28, - 32, 36, 40, 48, 56, 64, 72, 144 - }; - - // Array must be same length as SPCSSUnit in style.h - float ratios[] = {1, 1, 1, 10, 4, 40, 100, 16, 8, 0.16}; - - for (unsigned int n = 0; n < G_N_ELEMENTS(sizes); ++n) - { - double size = sizes[n] / ratios[unit]; - - gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT(fsel->size), Glib::ustring::format(size).c_str()); - } - -} - -// Callback when size changed -static void sp_font_selector_size_changed( GtkComboBox */*cbox*/, SPFontSelector *fsel ) -{ - char *text = NULL; - text = gtk_combo_box_text_get_active_text (GTK_COMBO_BOX_TEXT (fsel->size)); - gfloat old_size = fsel->fontsize; - - gchar *endptr; - gdouble value = -1; - if (text) { - value = g_strtod (text, &endptr); - if (endptr == text) // conversion failed, non-numeric input - value = -1; - free (text); - } - - Inkscape::Preferences *prefs = Inkscape::Preferences::get(); - int max_size = prefs->getInt("/dialogs/textandfont/maxFontSize", 10000); // somewhat arbitrary, but text&font preview freezes with too huge fontsizes - - if (value <= 0) { - return; // could not parse value - } - if (value > max_size) - value = max_size; - - fsel->fontsize = value; - if ( fabs(fsel->fontsize-old_size) > 0.001) - { - fsel->fontsize_dirty = true; - } - - sp_font_selector_emit_set (fsel); -} - - -// Called from sp_font_selector_style_select_row -// Called from sp_font_selector_size_changed -// Called indirectly for sp_font_selector_family_select_row (since style changes). -// Emits FONT_SET signal (handled by TextEdit::onFontChange, GlyphsPanel::fontChangeCB). -static void sp_font_selector_emit_set (SPFontSelector *fsel) -{ - - GtkTreeSelection *selection_family; - GtkTreeSelection *selection_style; - GtkTreeModel *model_family; - GtkTreeModel *model_style; - GtkTreeIter iter_family; - GtkTreeIter iter_style; - char *family=NULL, *style=NULL; - - //We need to check this here since most GtkTreeModel operations are not atomic - //See GtkListStore documentation, Chapter "Atomic Operations" --mderezynski - - model_family = gtk_tree_view_get_model (GTK_TREE_VIEW (fsel->family_treeview)); - if (!model_family) return; - model_style = gtk_tree_view_get_model (GTK_TREE_VIEW (fsel->style_treeview)); - if (!model_style ) return; - - selection_family = gtk_tree_view_get_selection (GTK_TREE_VIEW (fsel->family_treeview)); - selection_style = gtk_tree_view_get_selection (GTK_TREE_VIEW (fsel->style_treeview )); - - if (!gtk_tree_selection_get_selected (selection_family, NULL, &iter_family)) return; - if (!gtk_tree_selection_get_selected (selection_style, NULL, &iter_style )) return; - - gtk_tree_model_get (model_family, &iter_family, 0, &family, -1); - gtk_tree_model_get (model_style, &iter_style, 0, &style, -1); - - if ((!family) || (!style)) return; - - Glib::ustring fontspec = family; - fontspec += ", "; - fontspec += style; - - *(fsel->fontspec) = fontspec; - - g_signal_emit(fsel, fs_signals[FONT_SET], 0, fontspec.c_str()); -} - -GtkWidget *sp_font_selector_new() -{ - SPFontSelector *fsel = SP_FONT_SELECTOR(g_object_new(SP_TYPE_FONT_SELECTOR, NULL)); - - return GTK_WIDGET(fsel); -} - - -/* - * Sets the values displayed in the font-selector from a fontspec. - * It is only called from TextEdit with a new selection and from GlyphsPanel - */ -void sp_font_selector_set_fontspec (SPFontSelector *fsel, Glib::ustring fontspec, double size) -{ - if (!fontspec.empty()) - { - - Inkscape::FontLister *font_lister = Inkscape::FontLister::get_instance(); - std::pair<Glib::ustring, Glib::ustring> ui = font_lister->ui_from_fontspec( fontspec ); - Glib::ustring family = ui.first; - Glib::ustring style = ui.second; - Gtk::TreePath path; - try { - path = font_lister->get_row_for_font (family); - } catch (...) { - g_warning( "Couldn't find row for font-family: %s", family.c_str() ); - return; - } - - // High light selected family and scroll so it is in view. - fsel->block_emit = true; - gtk_tree_selection_select_path (gtk_tree_view_get_selection (GTK_TREE_VIEW (fsel->family_treeview)), path.gobj()); - gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (fsel->family_treeview), path.gobj(), NULL, TRUE, 0.5, 0.5); - fsel->block_emit = false; // TODO: Should this be moved to the end? - - - // We don't need to get best style since this is only called on a new - // selection where we already know the "best" style. - // Glib::ustring bestStyle = font_lister->get_best_style_match (family, style); - // std::cout << "Best: " << bestStyle << std::endl; - - // The "trial" style list and the regular list are the same in this case. - Gtk::TreePath path_c; - try { - path_c = font_lister->get_row_for_style( style ); - } catch (...) { - g_warning( "Couldn't find row for style: %s (%s)", style.c_str(), family.c_str() ); - return; - } - - gtk_tree_selection_select_path (gtk_tree_view_get_selection (GTK_TREE_VIEW (fsel->style_treeview)), path_c.gobj()); - gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (fsel->style_treeview), path_c.gobj(), NULL, TRUE, 0.5, 0.5); - - if (size != fsel->fontsize) - { - gchar s[8]; - g_snprintf (s, 8, "%.5g", size); // UI, so printf is ok - gtk_entry_set_text(GTK_ENTRY(gtk_bin_get_child(GTK_BIN(fsel->size))), s); - fsel->fontsize = size; - sp_font_selector_set_size_tooltip(fsel); - sp_font_selector_set_sizes(fsel); - } - } - -} - -Glib::ustring sp_font_selector_get_fontspec(SPFontSelector *fsel) -{ - return *(fsel->fontspec); -} - -/* - * Return the font size in pixels - */ -double sp_font_selector_get_size(SPFontSelector *fsel) -{ - return fsel->fontsize; -} - -/* - Local Variables: - mode:c++ - c-file-style:"stroustrup" - c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) - indent-tabs-mode:nil - fill-column:99 - End: -*/ -// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8 : |