d280853675d16e89bc1fff6919816fb241c73aea
1 /**
2 * \brief SVG Fonts dialog
3 *
4 * Authors:
5 * Felipe C. da S. Sanches <felipe.sanches@gmail.com>
6 *
7 * Copyright (C) 2008 Authors
8 *
9 * Released under GNU GPLv2 (or later). Read the file 'COPYING' for more information.
10 */
12 #ifdef HAVE_CONFIG_H
13 # include <config.h>
14 #endif
16 #ifdef ENABLE_SVG_FONTS
18 #include "svg-fonts-dialog.h"
19 #include <string.h>
21 SvgFontDrawingArea::SvgFontDrawingArea(){
22 this->text = "";
23 this->svgfont = NULL;
24 ((Gtk::Widget*) this)->set_size_request(150, 50);
25 }
27 void SvgFontDrawingArea::set_svgfont(SvgFont* svgfont){
28 this->svgfont = svgfont;
29 }
31 void SvgFontDrawingArea::set_text(Glib::ustring text){
32 this->text = text;
33 }
35 void SvgFontDrawingArea::redraw(){
36 ((Gtk::Widget*) this)->queue_draw();
37 }
39 bool SvgFontDrawingArea::on_expose_event (GdkEventExpose *event){
40 if (this->svgfont){
41 Glib::RefPtr<Gdk::Window> window = get_window();
42 Cairo::RefPtr<Cairo::Context> cr = window->create_cairo_context();
43 cr->set_font_face( Cairo::RefPtr<Cairo::FontFace>(new Cairo::FontFace(this->svgfont->get_font_face(), false /* does not have reference */)) );
44 cr->set_font_size (20);
45 cr->move_to (20, 20);
46 cr->show_text (this->text.c_str());
47 }
48 return TRUE;
49 }
51 namespace Inkscape {
52 namespace UI {
53 namespace Dialog {
55 /*** SvgFontsDialog ***/
57 GlyphComboBox::GlyphComboBox(){
58 }
60 void GlyphComboBox::update(SPFont* spfont){
61 if (spfont) {
62 this->clear();
63 for(SPObject* node = spfont->children; node; node=node->next){
64 if (SP_IS_GLYPH(node)){
65 this->append_text(((SPGlyph*)node)->unicode);
66 }
67 }
68 }
69 }
71 void SvgFontsDialog::on_glyphs_changed(){
72 std::string str1(first_glyph.get_active_text());
73 std::string str2(second_glyph.get_active_text());
74 kerning_preview.set_text((gchar*) (str1+str2).c_str());
75 kerning_preview.redraw();
76 }
78 /* Add all fonts in the document to the combobox. */
79 void SvgFontsDialog::update_fonts()
80 {
81 SPDesktop* desktop = this->getDesktop();
82 SPDocument* document = sp_desktop_document(desktop);
83 const GSList* fonts = sp_document_get_resource_list(document, "font");
85 _model->clear();
86 for(const GSList *l = fonts; l; l = l->next) {
87 Gtk::TreeModel::Row row = *_model->append();
88 SPFont* f = (SPFont*)l->data;
89 row[_columns.spfont] = f;
90 row[_columns.svgfont] = new SvgFont(f);
91 const gchar* lbl = f->label();
92 const gchar* id = SP_OBJECT_ID(f);
93 row[_columns.label] = lbl ? lbl : (id ? id : "font");
94 }
95 }
97 void SvgFontsDialog::on_preview_text_changed(){
98 _font_da.set_text((gchar*) _preview_entry.get_text().c_str());
99 _font_da.set_text(_preview_entry.get_text());
100 _font_da.redraw();
101 }
103 void SvgFontsDialog::on_font_selection_changed(){
104 first_glyph.update(this->get_selected_spfont());
105 second_glyph.update(this->get_selected_spfont());
106 kerning_preview.set_svgfont(this->get_selected_svgfont());
107 _font_da.set_svgfont(this->get_selected_svgfont());
108 _font_da.redraw();
109 }
111 SvgFont* SvgFontsDialog::get_selected_svgfont()
112 {
113 Gtk::TreeModel::iterator i = _font_list.get_selection()->get_selected();
114 if(i)
115 return (*i)[_columns.svgfont];
116 return NULL;
117 }
119 SPFont* SvgFontsDialog::get_selected_spfont()
120 {
121 Gtk::TreeModel::iterator i = _font_list.get_selection()->get_selected();
122 if(i)
123 return (*i)[_columns.spfont];
124 return NULL;
125 }
127 SvgFontsDialog::SvgFontsDialog()
128 : UI::Widget::Panel("", "dialogs.svgfonts", SP_VERB_DIALOG_SVG_FONTS)
129 {
130 Gtk::HBox* hbox = Gtk::manage(new Gtk::HBox());
131 hbox->add(_font_list);
132 hbox->add(_font_settings);
133 _getContents()->add(*hbox);
135 //List of SVGFonts declared in a document:
136 _model = Gtk::ListStore::create(_columns);
137 _font_list.set_model(_model);
138 _font_list.append_column_editable("_Font", _columns.label);
139 _font_list.get_selection()->signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_font_selection_changed));
141 this->update_fonts();
143 //kerning setup:
144 Gtk::VBox* kernvbox = Gtk::manage(new Gtk::VBox());
145 _font_settings.add(*kernvbox);
146 kernvbox->add(*Gtk::manage(new Gtk::Label("Kerning Setup:")));
147 Gtk::HBox* kerning_selector = Gtk::manage(new Gtk::HBox());
148 kerning_selector->add(first_glyph);
149 kerning_selector->add(second_glyph);
150 first_glyph.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_glyphs_changed));
151 second_glyph.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_glyphs_changed));
153 Gtk::SpinButton* kerning_spin = Gtk::manage(new Gtk::SpinButton());
154 kernvbox->add(*kerning_selector);
155 kernvbox->add((Gtk::Widget&) kerning_preview);
156 kernvbox->add(*kerning_spin);
158 //Text Preview:
159 _preview_entry.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_preview_text_changed));
160 _getContents()->add(*Gtk::manage(new Gtk::Label("Preview Text:")));
161 _getContents()->add((Gtk::Widget&) _font_da);
162 _preview_entry.set_text("Sample Text");
163 _font_da.set_text("Sample Text");
164 _getContents()->add(_preview_entry);
165 _getContents()->show_all();
166 }
168 SvgFontsDialog::~SvgFontsDialog(){}
170 } // namespace Dialog
171 } // namespace UI
172 } // namespace Inkscape
174 #endif //#ifdef ENABLE_SVG_FONTS