![[tokkee]](http://tokkee.org/images/avatar.png){kind=avatar}
index f6d357a0e1c7dc1a7026c61d3d8996677802b815..6a27f6048aebf58f9e03b7631c8223af978d9b34 100644 (file)
-/**
- * \brief SVG Fonts dialog
- *
- * Authors:
+/** @file
+ * @brief SVG Fonts dialog - implementation
+ */
+/* Authors:
* Felipe C. da S. Sanches <felipe.sanches@gmail.com>
*
* Copyright (C) 2008 Authors
- *
* Released under GNU GPLv2 (or later). Read the file 'COPYING' for more information.
*/
#ifdef ENABLE_SVG_FONTS
+#include <gtkmm/notebook.h>
#include "svg-fonts-dialog.h"
+#include <glibmm/i18n.h>
+#include <string.h>
+#include "xml/node.h"
+
+SvgFontDrawingArea::SvgFontDrawingArea(){
+ this->text = "";
+ this->svgfont = NULL;
+}
+
+void SvgFontDrawingArea::set_svgfont(SvgFont* svgfont){
+ this->svgfont = svgfont;
+}
+
+void SvgFontDrawingArea::set_text(Glib::ustring text){
+ this->text = text;
+}
+
+void SvgFontDrawingArea::set_size(int x, int y){
+ this->x = x;
+ this->y = y;
+ ((Gtk::Widget*) this)->set_size_request(x, y);
+}
+
+void SvgFontDrawingArea::redraw(){
+ ((Gtk::Widget*) this)->queue_draw();
+}
+
+bool SvgFontDrawingArea::on_expose_event (GdkEventExpose *event){
+ if (this->svgfont){
+ Glib::RefPtr<Gdk::Window> window = get_window();
+ Cairo::RefPtr<Cairo::Context> cr = window->create_cairo_context();
+ cr->set_font_face( Cairo::RefPtr<Cairo::FontFace>(new Cairo::FontFace(this->svgfont->get_font_face(), false /* does not have reference */)) );
+ cr->set_font_size (this->y-20);
+ cr->move_to (10, 10);
+ cr->show_text (this->text.c_str());
+ }
+ return TRUE;
+}
namespace Inkscape {
namespace UI {
namespace Dialog {
+/*
+Gtk::HBox* SvgFontsDialog::AttrEntry(gchar* lbl, const SPAttributeEnum attr){
+ Gtk::HBox* hbox = Gtk::manage(new Gtk::HBox());
+ hbox->add(* Gtk::manage(new Gtk::Label(lbl)) );
+ Gtk::Entry* entry = Gtk::manage(new Gtk::Entry());
+ hbox->add(* entry );
+ hbox->show_all();
+
+ entry->signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_attr_changed));
+ return hbox;
+}
+*/
+
+SvgFontsDialog::AttrEntry::AttrEntry(SvgFontsDialog* d, gchar* lbl, const SPAttributeEnum attr){
+ this->dialog = d;
+ this->attr = attr;
+ this->add(* Gtk::manage(new Gtk::Label(lbl)) );
+ this->add(entry);
+ this->show_all();
+
+ entry.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::AttrEntry::on_attr_changed));
+}
+
+void SvgFontsDialog::AttrEntry::on_attr_changed(){
+ g_warning("attr entry changed: %s", this->entry.get_text().c_str());
+
+ SPObject* o = NULL;
+ for(SPObject* node = this->dialog->get_selected_spfont()->children; node; node=node->next){
+ switch(this->attr){
+ case SP_PROP_FONT_FAMILY:
+ if (SP_IS_FONTFACE(node)){
+ o = node;
+ continue;
+ }
+ break;
+ default:
+ o = NULL;
+ }
+ }
+
+ const gchar* name = (const gchar*)sp_attribute_name(this->attr);
+ if(name && o) {
+ SP_OBJECT_REPR(o)->setAttribute((const gchar*) name, this->entry.get_text().c_str());
+ o->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
+
+ Glib::ustring undokey = "svgfonts:";
+ undokey += name;
+ sp_document_maybe_done(o->document, undokey.c_str(), SP_VERB_DIALOG_SVG_FONTS,
+ _("Set SVG Font attribute"));
+ }
+
+}
+
+Gtk::HBox* SvgFontsDialog::AttrCombo(gchar* lbl, const SPAttributeEnum attr){
+ Gtk::HBox* hbox = Gtk::manage(new Gtk::HBox());
+ hbox->add(* Gtk::manage(new Gtk::Label(lbl)) );
+ hbox->add(* Gtk::manage(new Gtk::ComboBox()) );
+ hbox->show_all();
+ return hbox;
+}
+
+/*
+Gtk::HBox* SvgFontsDialog::AttrSpin(gchar* lbl){
+ Gtk::HBox* hbox = Gtk::manage(new Gtk::HBox());
+ hbox->add(* Gtk::manage(new Gtk::Label(lbl)) );
+ hbox->add(* Gtk::manage(new Gtk::SpinBox()) );
+ hbox->show_all();
+ return hbox;
+}*/
+
/*** SvgFontsDialog ***/
+GlyphComboBox::GlyphComboBox(){
+}
+
+void GlyphComboBox::update(SPFont* spfont){
+ if (spfont) {
+ this->clear();
+ for(SPObject* node = spfont->children; node; node=node->next){
+ if (SP_IS_GLYPH(node)){
+ this->append_text(((SPGlyph*)node)->unicode);
+ }
+ }
+ }
+}
+
+void SvgFontsDialog::on_kerning_changed(){
+ if (this->kerning_pair){
+ this->kerning_pair->k = kerning_spin.get_value();
+ kerning_preview.redraw();
+ _font_da.redraw();
+ }
+}
+
+void SvgFontsDialog::on_glyphs_changed(){
+ std::string str1(first_glyph.get_active_text());
+ std::string str2(second_glyph.get_active_text());
+ kerning_preview.set_text((gchar*) (str1+str2).c_str());
+ kerning_preview.redraw();
+
+
+ //look for this kerning pair on the currently selected font
+ this->kerning_pair = NULL;
+ for(SPObject* node = this->get_selected_spfont()->children; node; node=node->next){
+ if (SP_IS_HKERN(node) && ((SPGlyphKerning*)node)->u1->contains((gchar) first_glyph.get_active_text().c_str()[0])
+ && ((SPGlyphKerning*)node)->u2->contains((gchar) second_glyph.get_active_text().c_str()[0]) ){
+ this->kerning_pair = (SPGlyphKerning*)node;
+ continue;
+ }
+ }
+
+//TODO:
+ //if not found,
+ //create new kern node
+ if (this->kerning_pair)
+ kerning_spin.set_value(this->kerning_pair->k);
+}
+
+/* Add all fonts in the document to the combobox. */
+void SvgFontsDialog::update_fonts()
+{
+ SPDesktop* desktop = this->getDesktop();
+ SPDocument* document = sp_desktop_document(desktop);
+ const GSList* fonts = sp_document_get_resource_list(document, "font");
+
+ _model->clear();
+ for(const GSList *l = fonts; l; l = l->next) {
+ Gtk::TreeModel::Row row = *_model->append();
+ SPFont* f = (SPFont*)l->data;
+ row[_columns.spfont] = f;
+ row[_columns.svgfont] = new SvgFont(f);
+ const gchar* lbl = f->label();
+ const gchar* id = SP_OBJECT_ID(f);
+ row[_columns.label] = lbl ? lbl : (id ? id : "font");
+ }
+}
+
+void SvgFontsDialog::on_preview_text_changed(){
+ _font_da.set_text((gchar*) _preview_entry.get_text().c_str());
+ _font_da.set_text(_preview_entry.get_text());
+ _font_da.redraw();
+}
+
+void SvgFontsDialog::on_font_selection_changed(){
+ SPFont* spfont = this->get_selected_spfont();
+ SvgFont* svgfont = this->get_selected_svgfont();
+ first_glyph.update(spfont);
+ second_glyph.update(spfont);
+ kerning_preview.set_svgfont(svgfont);
+ _font_da.set_svgfont(svgfont);
+ _font_da.redraw();
+
+ int steps = 50;
+ double set_width = spfont->horiz_adv_x;
+ setwidth_spin.set_value(set_width);
+
+ kerning_spin.set_range(0,set_width);
+ kerning_spin.set_increments(int(set_width/steps),2*int(set_width/steps));
+ kerning_spin.set_value(0);
+}
+
+void SvgFontsDialog::on_setwidth_changed(){
+ SPFont* spfont = this->get_selected_spfont();
+ if (spfont){
+ spfont->horiz_adv_x = setwidth_spin.get_value();
+ //TODO: tell cairo that the glyphs cache has to be invalidated
+ }
+}
+
+SvgFont* SvgFontsDialog::get_selected_svgfont()
+{
+ Gtk::TreeModel::iterator i = _font_list.get_selection()->get_selected();
+ if(i)
+ return (*i)[_columns.svgfont];
+ return NULL;
+}
+
+SPFont* SvgFontsDialog::get_selected_spfont()
+{
+ Gtk::TreeModel::iterator i = _font_list.get_selection()->get_selected();
+ if(i)
+ return (*i)[_columns.spfont];
+ return NULL;
+}
+
+Gtk::VBox* SvgFontsDialog::global_settings_tab(){
+ Gtk::VBox* global_vbox = Gtk::manage(new Gtk::VBox());
+
+ AttrEntry* familyname;
+ familyname = new AttrEntry(this, (gchar*) _("Family Name:"), SP_PROP_FONT_FAMILY);
+
+ global_vbox->add(*familyname);
+ global_vbox->add(*AttrCombo((gchar*) _("Style:"), SP_PROP_FONT_STYLE));
+ global_vbox->add(*AttrCombo((gchar*) _("Variant:"), SP_PROP_FONT_VARIANT));
+ global_vbox->add(*AttrCombo((gchar*) _("Weight:"), SP_PROP_FONT_WEIGHT));
+
+//Set Width (horiz_adv_x):
+ Gtk::HBox* setwidth_hbox = Gtk::manage(new Gtk::HBox());
+ setwidth_hbox->add(*Gtk::manage(new Gtk::Label(_("Set width:"))));
+ setwidth_hbox->add(setwidth_spin);
+
+ setwidth_spin.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_setwidth_changed));
+ setwidth_spin.set_range(0, 4096);
+ setwidth_spin.set_increments(10, 100);
+ global_vbox->add(*setwidth_hbox);
+
+ return global_vbox;
+}
+
+Gtk::VBox* SvgFontsDialog::glyphs_tab(){
+ Gtk::VBox* glyphs_vbox = Gtk::manage(new Gtk::VBox());
+ glyphs_vbox->add(*new SvgFontsDialog::AttrEntry(this, (gchar*) _("Glyph Name:"), SP_ATTR_GLYPH_NAME));
+ glyphs_vbox->add(*new SvgFontsDialog::AttrEntry(this, (gchar*) _("Unicode:"), SP_ATTR_UNICODE));
+ //glyphs_vbox->add(*AttrSpin((gchar*) "Horizontal Advance"), SP_ATTR_HORIZ_ADV_X);
+ //glyphs_vbox->add(*AttrCombo((gchar*) "Missing Glyph"), SP_ATTR_); ?
+ return glyphs_vbox;
+}
+
+Gtk::VBox* SvgFontsDialog::kerning_tab(){
+
+//kerning setup:
+ Gtk::VBox* kernvbox = Gtk::manage(new Gtk::VBox());
+
+//Kerning Setup:
+ kernvbox->add(*Gtk::manage(new Gtk::Label(_("Kerning Setup:"))));
+ Gtk::HBox* kerning_selector = Gtk::manage(new Gtk::HBox());
+ kerning_selector->add(*Gtk::manage(new Gtk::Label(_("1st Glyph:"))));
+ kerning_selector->add(first_glyph);
+ kerning_selector->add(*Gtk::manage(new Gtk::Label(_("2nd Glyph:"))));
+ kerning_selector->add(second_glyph);
+ first_glyph.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_glyphs_changed));
+ second_glyph.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_glyphs_changed));
+ kerning_spin.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_kerning_changed));
+
+ kernvbox->add(*kerning_selector);
+ kernvbox->add((Gtk::Widget&) kerning_preview);
+
+ Gtk::HBox* kerning_amount_hbox = Gtk::manage(new Gtk::HBox());
+ kernvbox->add(*kerning_amount_hbox);
+ kerning_amount_hbox->add(*Gtk::manage(new Gtk::Label(_("Kerning value:"))));
+ kerning_amount_hbox->add(kerning_spin);
+
+ kerning_preview.set_size(300 + 20, 150 + 20);
+ _font_da.set_size(150 + 20, 50 + 20);
+
+ return kernvbox;
+}
+
SvgFontsDialog::SvgFontsDialog()
- : UI::Widget::Panel("", "dialogs.svgfonts", SP_VERB_DIALOG_SVG_FONTS)
+ : UI::Widget::Panel("", "/dialogs/svgfonts", SP_VERB_DIALOG_SVG_FONTS)
{
- Gtk::Label* label = Gtk::manage(new Gtk::Label("Here we will have settings for the SVGFonts used in the document."));
- _getContents()->add(*label);
+ Gtk::HBox* hbox = Gtk::manage(new Gtk::HBox());
+ hbox->add(_font_list);
+ hbox->add(_font_settings);
+ _getContents()->add(*hbox);
+
+//List of SVGFonts declared in a document:
+ _model = Gtk::ListStore::create(_columns);
+ _font_list.set_model(_model);
+ _font_list.append_column_editable(_("_Font"), _columns.label);
+ _font_list.get_selection()->signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_font_selection_changed));
+
+ this->update_fonts();
+
+ Gtk::Notebook *tabs = Gtk::manage(new Gtk::Notebook());
+ tabs->set_scrollable();
+
+ tabs->append_page(*global_settings_tab(), _("_Global Settings"), true);
+ tabs->append_page(*glyphs_tab(), _("_Glyphs"), true);
+ tabs->append_page(*kerning_tab(), _("_Kerning"), true);
+
+ _font_settings.add(*tabs);
+
+//Text Preview:
+ _preview_entry.signal_changed().connect(sigc::mem_fun(*this, &SvgFontsDialog::on_preview_text_changed));
+ _getContents()->add((Gtk::Widget&) _font_da);
+ _preview_entry.set_text("Sample Text");
+ _font_da.set_text("Sample Text");
+
+ Gtk::HBox* preview_entry_hbox = Gtk::manage(new Gtk::HBox());
+ _getContents()->add(*preview_entry_hbox);
+ preview_entry_hbox->add(*Gtk::manage(new Gtk::Label(_("Preview Text:"))));
+ preview_entry_hbox->add(_preview_entry);
+
+ _getContents()->show_all();
}
SvgFontsDialog::~SvgFontsDialog(){}