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// subtitleeditor -- a tool to create or edit subtitle
//
// https://subtitleeditor.github.io/subtitleeditor/
// https://github.com/subtitleeditor/subtitleeditor/
//
// Copyright @ 2005-2018, kitone
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <debug.h>
#include <extension/action.h>
#include <i18n.h>
class InsertSubtitlePlugin : public Action {
public:
InsertSubtitlePlugin() {
activate();
update_ui();
}
~InsertSubtitlePlugin() {
deactivate();
}
void activate() {
se_dbg(SE_DBG_PLUGINS);
// actions
action_group = Gtk::ActionGroup::create("InsertSubtitlePlugin");
action_group->add(
Gtk::Action::create(
"insert-subtitle-before", Gtk::Stock::GO_UP, _("Insert _Before"), _("Insert a blank subtitle before the first selected subtitle")),
Gtk::AccelKey("<Control>Insert"),
sigc::mem_fun(*this, &InsertSubtitlePlugin::on_insert_subtitle_before));
action_group->add(
Gtk::Action::create(
"insert-subtitle-after", Gtk::Stock::GO_DOWN, _("Insert _After"), _("Insert a blank subtitle after the first selected subtitle")),
Gtk::AccelKey("Insert"),
sigc::mem_fun(*this, &InsertSubtitlePlugin::on_insert_subtitle_after));
// ui
Glib::RefPtr<Gtk::UIManager> ui = get_ui_manager();
ui->insert_action_group(action_group);
Glib::ustring submenu = R"(
<ui>
<menubar name='menubar'>
<menu name='menu-edit' action='menu-edit'>
<placeholder name='insert-subtitle'>
<menuitem action='insert-subtitle-before'/>
<menuitem action='insert-subtitle-after'/>
</placeholder>
</menu>
</menubar>
</ui>
)";
ui_id = ui->add_ui_from_string(submenu);
}
void deactivate() {
se_dbg(SE_DBG_PLUGINS);
Glib::RefPtr<Gtk::UIManager> ui = get_ui_manager();
ui->remove_ui(ui_id);
ui->remove_action_group(action_group);
}
void update_ui() {
se_dbg(SE_DBG_PLUGINS);
bool visible = (get_current_document() != NULL);
action_group->get_action("insert-subtitle-before")->set_sensitive(visible);
action_group->get_action("insert-subtitle-after")->set_sensitive(visible);
}
protected:
void on_insert_subtitle_before() {
se_dbg(SE_DBG_PLUGINS);
execute(BEFORE);
}
void on_insert_subtitle_after() {
se_dbg(SE_DBG_PLUGINS);
execute(AFTER);
}
enum POSITION { BEFORE, AFTER };
bool execute(POSITION pos) {
se_dbg(SE_DBG_PLUGINS);
Document* doc = get_current_document();
g_return_val_if_fail(doc, false);
doc->start_command(_("Insert Subtitle"));
Subtitles subtitles = doc->subtitles();
std::vector<Subtitle> selection = subtitles.get_selection();
Subtitle sub, newsub;
// s'il existe des sous-titres
// et s'il y a une selection on utilise le premier sous-titre
// sinon on utilise le premier ou le dernier sous-titre
if (!selection.empty())
sub = selection[0];
else if (subtitles.size() != 0)
sub = (pos == BEFORE) ? subtitles.get_first() : subtitles.get_last();
if (sub)
newsub = (pos == BEFORE) ? subtitles.insert_before(sub) : subtitles.insert_after(sub);
else
newsub = subtitles.append();
if (newsub) {
subtitles.select(newsub);
// set default time
set_time_between_subtitles(newsub, subtitles.get_previous(newsub), subtitles.get_next(newsub));
}
doc->finish_command();
return true;
}
void set_time_between_subtitles(Subtitle& sub, const Subtitle& before, const Subtitle& after) {
se_dbg(SE_DBG_PLUGINS);
SubtitleTime gap = cfg::get_int("timing", "min-gap-between-subtitles");
SubtitleTime min = cfg::get_int("timing", "min-display");
SubtitleTime start, end;
if (before) {
start = before.get_end() + gap;
}
sub.set_start(start);
if (after) {
end = after.get_start() - gap;
// si le sous-titre est trop petit on ne respect pas le gap
if (end < start) {
end = after.get_start();
}
// il est possible d'avoir un sous-titre negative
// dans ce cas on passe par dessus le suivant
if (end < start)
end = start + min;
sub.set_end(end);
} else {
sub.set_duration(min);
}
}
protected:
Gtk::UIManager::ui_merge_id ui_id;
Glib::RefPtr<Gtk::ActionGroup> action_group;
};
REGISTER_EXTENSION(InsertSubtitlePlugin)
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