-void
-ThemeManager::reset_canvas_colors()
-{
- string cfile;
- string basename;
-
- basename = "my-";
- basename += UIConfiguration::instance().get_color_file();
- basename += ".colors";
-
- if (find_file (ardour_config_search_path(), basename, cfile)) {
- string backup = cfile + string (X_(".old"));
- g_rename (cfile.c_str(), backup.c_str());
- /* don't really care if it fails */
- }
-
- UIConfiguration::instance().load_defaults();
- UIConfiguration::instance().save_state ();
- set_ui_to_state();
-}
-
-ArdourCanvas::Container*
-ThemeManager::initialize_palette_canvas (ArdourCanvas::Canvas& canvas)
-{
- using namespace ArdourCanvas;
-
- /* hide background */
- canvas.set_background_color (rgba_to_color (0.0, 0.0, 1.0, 0.0));
-
- /* bi-directional scroll group */
-
- ScrollGroup* scroll_group = new ScrollGroup (canvas.root(), ScrollGroup::ScrollSensitivity (ScrollGroup::ScrollsVertically|ScrollGroup::ScrollsHorizontally));
- canvas.add_scroller (*scroll_group);
-
- /* new container to hold everything */
-
- return new ArdourCanvas::Container (scroll_group);
-}
-
-void
-ThemeManager::palette_canvas_allocated (Gtk::Allocation& alloc, ArdourCanvas::Container* group, ArdourCanvas::Canvas* canvas, sigc::slot<bool,GdkEvent*,std::string> event_handler)
-{
- build_palette_canvas (*canvas, *group, event_handler);
-}
-
-struct NamedColor {
- string name;
- ArdourCanvas::HSV color;
- NamedColor (string s, ArdourCanvas::HSV c) : name (s), color (c) {}
-};
-
-struct SortByHue {
- bool operator() (NamedColor const & a, NamedColor const & b) {
- using namespace ArdourCanvas;
- const HSV black (0, 0, 0);
- if (a.color.is_gray() || b.color.is_gray()) {
- return black.distance (a.color) < black.distance (b.color);
- } else {
- return a.color.h < b.color.h;
- // const HSV red (rgba_to_color (1.0, 0.0, 0.0, 1.0));
- // return red.distance (a.color) < red.distance (b.color);
- }
- }
-};
-
-
-void
-ThemeManager::build_palette_canvas (ArdourCanvas::Canvas& canvas, ArdourCanvas::Container& group, sigc::slot<bool,GdkEvent*,std::string> event_handler)
-{
- using namespace ArdourCanvas;
-
- /* we want the colors sorted by hue, with their name */
-
- UIConfiguration::Colors& colors (UIConfiguration::instance().colors);
- vector<NamedColor> nc;
- for (UIConfiguration::Colors::const_iterator x = colors.begin(); x != colors.end(); ++x) {
- nc.push_back (NamedColor (x->first, HSV (x->second)));
- }
- SortByHue sorter;
- sort (nc.begin(), nc.end(), sorter);
-
- const uint32_t color_limit = nc.size();
- const double box_size = 20.0;
- const double width = canvas.width();
- const double height = canvas.height();
-
- uint32_t color_num = 0;
-
- /* clear existing rects and delete them */
-
- group.clear (true);
-
- for (uint32_t y = 0; y < height - box_size && color_num < color_limit; y += box_size) {
- for (uint32_t x = 0; x < width - box_size && color_num < color_limit; x += box_size) {
- ArdourCanvas::Rectangle* r = new ArdourCanvas::Rectangle (&group, ArdourCanvas::Rect (x, y, x + box_size, y + box_size));
-
- string name = nc[color_num++].name;
-
- UIConfiguration::Colors::iterator c = colors.find (name);
-
- if (c != colors.end()) {
- Color color = c->second;
- r->set_fill_color (color);
- r->set_outline_color (rgba_to_color (0.0, 0.0, 0.0, 1.0));
- r->set_tooltip (name);
- r->Event.connect (sigc::bind (event_handler, name));
- }
- }
- }
-}
-
-void
-ThemeManager::palette_size_request (Gtk::Requisition* req)
-{
- uint32_t ncolors = UIConfiguration::instance().colors.size();
- const int box_size = 20;
-
- double c = sqrt ((double)ncolors);
- req->width = (int) floor (c * box_size);
- req->height = (int) floor (c * box_size);
-
- /* add overflow row if necessary */
-
- if (fmod (ncolors, c) != 0.0) {
- req->height += box_size;
- }
-}
-
-void
-ThemeManager::setup_palette ()
-{
- build_palette_canvas (*palette_viewport.canvas(), *palette_group, sigc::mem_fun (*this, &ThemeManager::palette_event));
-}
-
-bool
-ThemeManager::palette_event (GdkEvent* ev, string name)
-{
- switch (ev->type) {
- case GDK_BUTTON_RELEASE:
- edit_palette_color (name);
- return true;
- default:
- break;
- }
- return true;
-}
-
-void
-ThemeManager::edit_palette_color (std::string name)
-{
- using namespace ArdourCanvas;
- double r,g, b, a;
- UIConfiguration* uic (&UIConfiguration::instance());
- ArdourCanvas::Color c = uic->color (name);
- Gdk::Color gdkcolor;
-
- color_to_rgba (c, r, g, b, a);
-
- gdkcolor.set_rgb_p (r, g, b);
- color_dialog.get_colorsel()->set_previous_color (gdkcolor);
- color_dialog.get_colorsel()->set_current_color (gdkcolor);
- color_dialog.get_colorsel()->set_previous_alpha ((guint16) (a * 65535));
- color_dialog.get_colorsel()->set_current_alpha ((guint16) (a * 65535));
-
- color_dialog_connection.disconnect ();
- color_dialog_connection = color_dialog.signal_response().connect (sigc::bind (sigc::mem_fun (*this, &ThemeManager::palette_color_response), name));
- color_dialog.present();
-}
-
-void
-ThemeManager::palette_color_response (int result, std::string name)
-{
- using namespace ArdourCanvas;
-
- color_dialog_connection.disconnect ();
-
- UIConfiguration* uic (&UIConfiguration::instance());
- Gdk::Color gdkcolor;
- double r,g, b, a;
-
- switch (result) {
- case RESPONSE_ACCEPT:
- case RESPONSE_OK:
- gdkcolor = color_dialog.get_colorsel()->get_current_color();
- a = color_dialog.get_colorsel()->get_current_alpha() / 65535.0;
- r = gdkcolor.get_red_p();
- g = gdkcolor.get_green_p();
- b = gdkcolor.get_blue_p();
-
- uic->set_color (name, rgba_to_color (r, g, b, a));
- break;
-
- default:
- break;
- }
-
- color_dialog.hide ();
-}
-
-bool
-ThemeManager::alias_palette_event (GdkEvent* ev, string new_alias, string target_name)
-{
- switch (ev->type) {
- case GDK_BUTTON_RELEASE:
- UIConfiguration::instance().set_alias (target_name, new_alias);
- return true;
- break;
- default:
- break;
- }
- return false;
-}
-
-void
-ThemeManager::alias_palette_response (int response, std::string target_name, std::string old_alias)
-{
- switch (response) {
- case GTK_RESPONSE_OK:
- case GTK_RESPONSE_ACCEPT:
- /* rebuild alias list with new color: inefficient but simple */
- setup_aliases ();
- break;
-
- case GTK_RESPONSE_REJECT:
- /* revert choice */
- UIConfiguration::instance().set_alias (target_name, old_alias);
- break;
-
- default:
- /* do nothing */
- break;
- }
-
- palette_window->hide ();
-}
-
-void
-ThemeManager::choose_color_from_palette (string const & name)
-{
- UIConfiguration* uic (&UIConfiguration::instance());
- UIConfiguration::ColorAliases::iterator i = uic->color_aliases.find (name);
-
- if (i == uic->color_aliases.end()) {
- return;
- }
-
- delete palette_window;
-
- palette_window = new ArdourDialog (_("Color Palette"));
- palette_window->add_button (Stock::CANCEL, RESPONSE_REJECT); /* using CANCEL causes confusion if dialog is closed via CloseAllDialogs */
- palette_window->add_button (Stock::OK, RESPONSE_OK);
-
- ArdourCanvas::GtkCanvas* canvas = new ArdourCanvas::GtkCanvas ();
- ArdourCanvas::Container* group = initialize_palette_canvas (*canvas);
-
- canvas->signal_size_request().connect (sigc::mem_fun (*this, &ThemeManager::palette_size_request));
- canvas->signal_size_allocate().connect (sigc::bind (sigc::mem_fun (*this, &ThemeManager::palette_canvas_allocated), group, canvas,
- sigc::bind (sigc::mem_fun (*this, &ThemeManager::alias_palette_event), name)));
-
- palette_window->get_vbox()->pack_start (*canvas);
- palette_window->show_all ();
-
- palette_response_connection = palette_window->signal_response().connect (sigc::bind (sigc::mem_fun (*this, &ThemeManager::alias_palette_response), name, i->second));
-
- palette_window->set_position (WIN_POS_MOUSE);
- palette_window->present ();
-}
-
-void
-ThemeManager::setup_aliases ()
-{
- using namespace ArdourCanvas;
-
- UIConfiguration* uic (&UIConfiguration::instance());
- UIConfiguration::ColorAliases& aliases (uic->color_aliases);
-
- alias_list->clear ();
-
- for (UIConfiguration::ColorAliases::iterator i = aliases.begin(); i != aliases.end(); ++i) {
- TreeModel::Children rows = alias_list->children();
- TreeModel::Row row;
- string::size_type colon;
-
- if ((colon = i->first.find (':')) != string::npos) {
-
- /* this is supposed to be a child node, so find the
- * parent
- */
-
- string parent = i->first.substr (0, colon);
- TreeModel::iterator ri;
-
- for (ri = rows.begin(); ri != rows.end(); ++ri) {
- string s = (*ri)[alias_columns.name];
- if (s == parent) {
- break;
- }
- }
-
- if (ri == rows.end()) {
- /* not found, add the parent as new top level row */
- row = *(alias_list->append());
- row[alias_columns.name] = parent;
- row[alias_columns.alias] = "";
-
- /* now add the child as a child of this one */
-
- row = *(alias_list->insert (row->children().end()));
- row[alias_columns.name] = i->first.substr (colon+1);
- } else {
- row = *(alias_list->insert ((*ri)->children().end()));
- row[alias_columns.name] = i->first.substr (colon+1);
- }
-
- } else {
- /* add as a child */
- row = *(alias_list->append());
- row[alias_columns.name] = i->first;
- row[alias_columns.key] = i->first;
- }
-
- row[alias_columns.key] = i->first;
- row[alias_columns.alias] = i->second;
-
- Gdk::Color col;
- double r, g, b, a;
- Color c (uic->color (i->second));
- color_to_rgba (c, r, g, b, a);
- col.set_rgb_p (r, g, b);
-
- row[alias_columns.color] = col;
- }
-}
-
-bool
-ThemeManager::alias_button_press_event (GdkEventButton* ev)
-{
- TreeIter iter;
- TreeModel::Path path;
- TreeViewColumn* column;
- int cellx;
- int celly;
-
- if (!alias_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
- return false;
- }
-
- guint32 colnum = GPOINTER_TO_UINT (column->get_data (X_("colnum")));
-
- switch (colnum) {
- case 0:
- /* allow normal processing to occur */
- return false;
-
- case 1: /* color */
- if ((iter = alias_list->get_iter (path))) {
- string target_color_alias = (*iter)[alias_columns.key];
- if (!target_color_alias.empty()) {
- choose_color_from_palette (target_color_alias);
- }
- }
- break;
- }
-
- return true;
-}