big_clock_window.cc

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/*
    Copyright (C) 20002-2013 Paul Davis

    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 2 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, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#include <algorithm>
#include <string>
#include <vector>

#include "ardour_ui.h"
#include "audio_clock.h"
#include "big_clock_window.h"
#include "public_editor.h"
#include "utils.h"

#include "i18n.h"

using std::min;
using std::string;
using namespace ARDOUR_UI_UTILS;

BigClockWindow::BigClockWindow (AudioClock& c) 
        : ArdourWindow (_("Big Clock"))
        , clock (c)
{
        ARDOUR_UI::Clock.connect (sigc::mem_fun (clock, &AudioClock::set));

        clock.set_corner_radius (0.0);

        set_keep_above (true);
        set_border_width (0);
        add (clock);
        clock.show_all ();

        clock.size_request (default_size);

        clock.signal_size_allocate().connect (sigc::mem_fun (*this, &BigClockWindow::clock_size_reallocated));
}

void
BigClockWindow::on_unmap ()
{
        ArdourWindow::on_unmap ();

        PublicEditor::instance().reset_focus ();
}

bool
BigClockWindow::on_key_press_event (GdkEventKey* ev)
{
        return relay_key_press (ev, this);
}

void
BigClockWindow::on_realize ()
{
        ArdourWindow::on_realize ();
        /* (try to) ensure that resizing is possible and the window can be moved (and closed) */
        get_window()->set_decorations (Gdk::DECOR_BORDER | Gdk::DECOR_RESIZEH | Gdk::DECOR_TITLE | Gdk::DECOR_MENU);

        /* try to force a fixed aspect ratio so that we don't distort the font */
        float aspect = default_size.width/(float)default_size.height;
        Gdk::Geometry geom;

        geom.min_aspect = aspect;
        geom.max_aspect = aspect;
        geom.min_width = -1; /* use requisition */
        geom.min_height = -1; /* use requisition */

        get_window()->set_geometry_hints (geom, Gdk::WindowHints (Gdk::HINT_ASPECT|Gdk::HINT_MIN_SIZE));
}

void
BigClockWindow::clock_size_reallocated (Gtk::Allocation& alloc)
{
        clock.set_scale ((double) alloc.get_width() / default_size.width,
                         (double)  alloc.get_height() / default_size.height);
}