David Robillard
bd577a0663
This could only happen with a broken widget, but it shuts up clang and doesn't hurt.
161 lines
3.6 KiB
C++
161 lines
3.6 KiB
C++
/*
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Copyright (C) 20002-2013 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <algorithm>
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#include <string>
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#include <vector>
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#include "ardour_ui.h"
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#include "audio_clock.h"
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#include "big_clock_window.h"
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#include "public_editor.h"
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#include "utils.h"
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#include "i18n.h"
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using std::min;
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using std::string;
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using namespace ARDOUR_UI_UTILS;
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BigClockWindow::BigClockWindow (AudioClock& c)
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: ArdourWindow (_("Big Clock"))
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, clock (c)
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, resize_in_progress (false)
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, original_height (0)
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, original_width (0)
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, original_font_size (0)
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{
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ARDOUR_UI::Clock.connect (sigc::mem_fun (clock, &AudioClock::set));
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clock.set_corner_radius (0.0);
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clock.mode_changed.connect (sigc::mem_fun (*this, &BigClockWindow::reset_aspect_ratio));
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set_keep_above (true);
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set_border_width (0);
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add (clock);
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clock.show_all ();
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}
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void
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BigClockWindow::on_unmap ()
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{
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ArdourWindow::on_unmap ();
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PublicEditor::instance().reset_focus ();
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}
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bool
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BigClockWindow::on_key_press_event (GdkEventKey* ev)
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{
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return relay_key_press (ev, this);
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}
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void
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BigClockWindow::on_realize ()
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{
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int x, y, w, d, h;
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ArdourWindow::on_realize ();
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get_window()->set_decorations (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH);
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get_window()->get_geometry (x, y, w, h, d);
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reset_aspect_ratio ();
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original_height = h;
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original_width = w;
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Pango::FontDescription fd (clock.get_style()->get_font());
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original_font_size = fd.get_size ();
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if (!fd.get_size_is_absolute ()) {
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original_font_size /= PANGO_SCALE;
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}
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}
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void
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BigClockWindow::on_size_allocate (Gtk::Allocation& alloc)
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{
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ArdourWindow::on_size_allocate (alloc);
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if (!resize_in_progress) {
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Glib::signal_idle().connect (sigc::bind (sigc::mem_fun (*this, &BigClockWindow::text_resizer), 0, 0));
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resize_in_progress = true;
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}
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}
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void
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BigClockWindow::reset_aspect_ratio ()
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{
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Gtk::Requisition req = { 0, 0 };
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clock.size_request (req);
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float aspect = req.width/(float)req.height;
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Gdk::Geometry geom;
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geom.min_aspect = aspect;
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geom.max_aspect = aspect;
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set_geometry_hints (clock, geom, Gdk::HINT_ASPECT);
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}
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bool
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BigClockWindow::text_resizer (int, int)
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{
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resize_in_progress = false;
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Glib::RefPtr<Gdk::Window> win = get_window();
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Pango::FontDescription fd (clock.get_style()->get_font());
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int current_size = fd.get_size ();
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int x, y, w, h, d;
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if (!fd.get_size_is_absolute ()) {
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current_size /= PANGO_SCALE;
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}
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win->get_geometry (x, y, w, h, d);
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double scale = min (((double) w / (double) original_width),
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((double) h / (double) original_height));
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int size = (int) lrintf (original_font_size * scale);
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if (size != current_size) {
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string family = fd.get_family();
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std::vector<char> buf(family.length()+16);
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snprintf (&buf[0], family.length()+16, "%s %d", family.c_str(), size);
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try {
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Pango::FontDescription fd (&buf[0]);
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Glib::RefPtr<Gtk::RcStyle> rcstyle = clock.get_modifier_style ();
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rcstyle->set_font (fd);
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clock.modify_style (rcstyle);
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}
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catch (...) {
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/* oh well, do nothing */
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}
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}
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return false;
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}
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