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/* |
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* Copyright (C) 2006, 2007 Andreas Persson |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2, or (at |
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* your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with program; see the file COPYING. If not, write to the Free |
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
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* 02110-1301 USA. |
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*/ |
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|
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#include "regionchooser.h" |
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#include <gdkmm/cursor.h> |
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#include <gtkmm/stock.h> |
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#include <gtkmm/spinbutton.h> |
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#include <gtkmm/dialog.h> |
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#include <libintl.h> |
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#include <math.h> |
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|
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#define _(String) gettext(String) |
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|
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RegionChooser::RegionChooser() |
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{ |
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Glib::RefPtr<Gdk::Colormap> colormap = get_default_colormap(); |
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|
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red = Gdk::Color("#8070ff"); |
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grey1 = Gdk::Color("#b0b0b0"); |
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|
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colormap->alloc_color(red); |
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colormap->alloc_color(grey1); |
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instrument = 0; |
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region = 0; |
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resize.active = false; |
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move.active = false; |
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cursor_is_resize = false; |
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h1 = 20; |
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width = 800; |
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|
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actionGroup = Gtk::ActionGroup::create(); |
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actionGroup->add(Gtk::Action::create("Properties", |
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Gtk::Stock::PROPERTIES), |
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sigc::mem_fun(*this, |
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&RegionChooser::show_region_properties)); |
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actionGroup->add(Gtk::Action::create("Remove", Gtk::Stock::REMOVE), |
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sigc::mem_fun(*this, &RegionChooser::delete_region)); |
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actionGroup->add(Gtk::Action::create("Add", Gtk::Stock::ADD), |
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sigc::mem_fun(*this, &RegionChooser::add_region)); |
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actionGroup->add(Gtk::Action::create("Dimensions", _("Dimensions...")), |
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sigc::mem_fun(*this, &RegionChooser::manage_dimensions)); |
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|
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uiManager = Gtk::UIManager::create(); |
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uiManager->insert_action_group(actionGroup); |
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Glib::ustring ui_info = |
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"<ui>" |
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" <popup name='PopupMenuInsideRegion'>" |
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" <menuitem action='Properties'/>" |
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" <menuitem action='Dimensions'/>" |
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" <menuitem action='Remove'/>" |
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" </popup>" |
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" <popup name='PopupMenuOutsideRegion'>" |
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" <menuitem action='Add'/>" |
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" </popup>" |
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"</ui>"; |
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uiManager->add_ui_from_string(ui_info); |
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|
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popup_menu_inside_region = dynamic_cast<Gtk::Menu*>( |
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uiManager->get_widget("/PopupMenuInsideRegion")); |
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popup_menu_outside_region = dynamic_cast<Gtk::Menu*>( |
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uiManager->get_widget("/PopupMenuOutsideRegion")); |
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|
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add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK | |
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Gdk::POINTER_MOTION_MASK | Gdk::POINTER_MOTION_HINT_MASK); |
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|
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dimensionManager.articulation_changed_signal.connect( |
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sigc::mem_fun(*this, &RegionChooser::on_dimension_manager_changed) |
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); |
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} |
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|
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RegionChooser::~RegionChooser() |
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{ |
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} |
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|
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void RegionChooser::on_realize() |
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{ |
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// We need to call the base on_realize() |
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Gtk::DrawingArea::on_realize(); |
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|
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// Now we can allocate any additional resources we need |
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Glib::RefPtr<Gdk::Window> window = get_window(); |
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gc = Gdk::GC::create(window); |
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window->clear(); |
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} |
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|
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bool RegionChooser::on_expose_event(GdkEventExpose* event) |
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{ |
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Glib::RefPtr<Gdk::Window> window = get_window(); |
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window->clear(); |
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const int h = 40; |
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const int w = width - 1; |
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const int bh = int(h * 0.55); |
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|
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Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc(); |
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Glib::RefPtr<const Gdk::GC> white = get_style()->get_white_gc(); |
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|
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Glib::RefPtr<Pango::Context> context = get_pango_context(); |
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Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(context); |
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|
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window->draw_rectangle(black, false, 0, h1, w, h - 1); |
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gc->set_foreground(grey1); |
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int x1 = int(w * 20.5 / 128.0 + 0.5); |
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int x2 = int(w * 109.5 / 128.0 + 0.5); |
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window->draw_rectangle(gc, true, 1, h1 + 1, |
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x1 - 1, h - 2); |
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window->draw_rectangle(white, true, x1 + 1, h1 + 1, x2 - x1 - 1, h - 2); |
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window->draw_rectangle(gc, true, x2 + 1, h1 + 1, |
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w - x2 - 1, h - 2); |
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int octave = -1; |
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for (int i = 0 ; i < 128 ; i++) { |
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int note = (i + 3) % 12; |
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int x = int(w * i / 128.0 + 0.5); |
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|
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if (note == 1 || note == 4 || note == 6 || note == 9 || note == 11) { |
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int x2 = int(w * (i + 0.5) / 128.0 + 0.5); |
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window->draw_line(black, x2, h1 + bh, x2, h1 + h); |
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|
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int x3 = int(w * (i + 1) / 128.0 + 0.5); |
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window->draw_rectangle(black, true, x, h1 + 1, x3 - x + 1, bh); |
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} else if (note == 3 || note == 8) { |
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window->draw_line(black, x, h1 + 1, x, h1 + h); |
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} |
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if (note == 3) { |
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char buf[30]; |
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sprintf(buf, "<span size=\"x-small\">%d</span>", octave); |
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layout->set_markup(buf); |
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Pango::Rectangle rectangle = layout->get_logical_extents(); |
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double text_w = double(rectangle.get_width()) / Pango::SCALE; |
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double text_h = double(rectangle.get_height()) / Pango::SCALE; |
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double x2 = w * (i + 0.75) / 128.0; |
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window->draw_layout(black, int(x2 - text_w / 2 + 1), |
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int(h1 + h - text_h + 0.5), layout); |
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octave++; |
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} |
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} |
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|
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if (instrument) { |
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int i = 0; |
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gig::Region *next_region; |
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int x3 = -1; |
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for (gig::Region *r = instrument->GetFirstRegion() ; |
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r ; |
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r = next_region) { |
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|
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if (x3 < 0) x3 = int(w * (r->KeyRange.low) / 128.0 + 0.5); |
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next_region = instrument->GetNextRegion(); |
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if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) { |
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int x2 = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5); |
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window->draw_line(black, x3, 0, x2, 0); |
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window->draw_line(black, x3, h1 - 1, x2, h1 - 1); |
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window->draw_line(black, x2, 1, x2, h1 - 2); |
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window->draw_rectangle(white, true, x3 + 1, 1, x2 - x3 - 1, h1 - 2); |
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x3 = -1; |
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} |
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i++; |
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} |
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|
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for (gig::Region *r = instrument->GetFirstRegion() ; |
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r ; |
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r = instrument->GetNextRegion()) { |
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int x = int(w * (r->KeyRange.low) / 128.0 + 0.5); |
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window->draw_line(black, x, 1, x, h1 - 2); |
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} |
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|
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if (region) { |
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int x1 = int(w * (region->KeyRange.low) / 128.0 + 0.5); |
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int x2 = int(w * (region->KeyRange.high + 1) / 128.0 + 0.5); |
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gc->set_foreground(red); |
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window->draw_rectangle(gc, true, x1 + 1, 1, x2 - x1 - 1, h1 - 2); |
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} |
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} |
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return true; |
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} |
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|
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|
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void RegionChooser::on_size_request(GtkRequisition* requisition) |
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{ |
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*requisition = GtkRequisition(); |
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requisition->height = 40 + 20; |
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requisition->width = 500; |
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} |
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|
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|
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// not used |
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void RegionChooser::draw_region(int from, int to, const Gdk::Color& color) |
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{ |
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const int h = 40; |
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const int w = width; |
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const int bh = int(h * 0.55); |
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|
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Glib::RefPtr<Gdk::Window> window = get_window(); |
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gc->set_foreground(color); |
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|
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for (int i = from ; i < to ; i++) { |
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int note = (i + 3) % 12; |
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int x = int(w * i / 128.0 + 0.5) + 1; |
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int x2 = int(w * (i + 1.5) / 128.0 + 0.5); |
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int x3 = int(w * (i + 1) / 128.0 + 0.5); |
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int x4 = int(w * (i - 0.5) / 128 + 0.5) + 1; |
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int w1 = x3 - x; |
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switch (note) { |
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case 0: case 5: case 10: |
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window->draw_rectangle(gc, true, x, h1 + 1, w1, bh); |
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window->draw_rectangle(gc, true, x4, h1 + bh + 1, x2 - x4, h - bh - 2); |
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break; |
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case 2: case 7: |
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window->draw_rectangle(gc, true, x, h1 + 1, w1, bh); |
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window->draw_rectangle(gc, true, x4, h1 + bh + 1, x3 - x4, h - bh - 2); |
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break; |
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case 3: case 8: |
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window->draw_rectangle(gc, true, x, h1 + 1, w1, bh); |
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window->draw_rectangle(gc, true, x, h1 + bh + 1, x2 - x, h - bh - 2); |
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break; |
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default: |
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window->draw_rectangle(gc, true, x, h1 + 1, w1, bh - 1); |
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break; |
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} |
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} |
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} |
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|
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void RegionChooser::set_instrument(gig::Instrument* instrument) |
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{ |
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this->instrument = instrument; |
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region = instrument ? instrument->GetFirstRegion() : 0; |
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queue_draw(); |
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region_selected(); |
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} |
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|
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bool RegionChooser::on_button_release_event(GdkEventButton* event) |
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{ |
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if (resize.active) { |
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get_window()->pointer_ungrab(event->time); |
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resize.active = false; |
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|
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if (resize.mode == resize.moving_high_limit) { |
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if (resize.region->KeyRange.high != resize.pos - 1) { |
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resize.region->KeyRange.high = resize.pos - 1; |
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instrument_changed(); |
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} |
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} else if (resize.mode == resize.moving_low_limit) { |
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if (resize.region->KeyRange.low != resize.pos) { |
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resize.region->KeyRange.low = resize.pos; |
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instrument_changed(); |
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} |
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} |
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|
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if (!is_in_resize_zone(event->x, event->y) && cursor_is_resize) { |
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get_window()->set_cursor(); |
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cursor_is_resize = false; |
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} |
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} else if (move.active) { |
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get_window()->pointer_ungrab(event->time); |
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move.active = false; |
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|
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if (move.pos) { |
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region->KeyRange.low += move.pos; |
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region->KeyRange.high += move.pos; |
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|
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// find the r which is the first one to the right of region |
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// at its new position |
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gig::Region* r; |
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gig::Region* prev_region = 0; |
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for (r = instrument->GetFirstRegion() ; r ; r = instrument->GetNextRegion()) { |
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if (r->KeyRange.low > region->KeyRange.low) break; |
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prev_region = r; |
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} |
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|
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// place region before r if it's not already there |
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if (prev_region != region) { |
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instrument->MoveRegion(region, r); |
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} |
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} |
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|
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if (is_in_resize_zone(event->x, event->y)) { |
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get_window()->set_cursor(Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW)); |
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cursor_is_resize = true; |
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} |
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} |
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return true; |
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} |
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|
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bool RegionChooser::on_button_press_event(GdkEventButton* event) |
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{ |
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if (!instrument) return true; |
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|
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int k = int(event->x / (width - 1) * 128.0); |
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|
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if (event->type == GDK_BUTTON_PRESS && event->button == 3) { |
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gig::Region* r = get_region(k); |
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if (r) { |
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region = r; |
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queue_draw(); |
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region_selected(); |
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popup_menu_inside_region->popup(event->button, event->time); |
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} else { |
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new_region_pos = k; |
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popup_menu_outside_region->popup(event->button, event->time); |
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} |
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} else { |
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if (is_in_resize_zone(event->x, event->y)) { |
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get_window()->pointer_grab(false, |
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Gdk::BUTTON_RELEASE_MASK | |
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Gdk::POINTER_MOTION_MASK | |
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Gdk::POINTER_MOTION_HINT_MASK, |
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Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW), event->time); |
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resize.active = true; |
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} else { |
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gig::Region* r = get_region(k); |
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if (r) { |
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region = r; |
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queue_draw(); |
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region_selected(); |
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|
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get_window()->pointer_grab(false, |
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Gdk::BUTTON_RELEASE_MASK | |
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Gdk::POINTER_MOTION_MASK | |
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Gdk::POINTER_MOTION_HINT_MASK, |
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Gdk::Cursor(Gdk::FLEUR), event->time); |
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move.active = true; |
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move.from_x = event->x; |
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move.pos = 0; |
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} |
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} |
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} |
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return true; |
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} |
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|
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gig::Region* RegionChooser::get_region(int key) |
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{ |
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gig::Region* prev_region = 0; |
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gig::Region* next_region; |
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for (gig::Region *r = instrument->GetFirstRegion() ; r ; |
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r = next_region) { |
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next_region = instrument->GetNextRegion(); |
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|
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if (key < r->KeyRange.low) return 0; |
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if (key <= r->KeyRange.high) { |
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move.touch_left = prev_region && prev_region->KeyRange.high + 1 == r->KeyRange.low; |
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move.touch_right = next_region && r->KeyRange.high + 1 == next_region->KeyRange.low; |
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return r; |
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} |
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prev_region = r; |
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} |
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return 0; |
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} |
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|
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void RegionChooser::motion_resize_region(int x, int y) |
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{ |
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const int w = width - 1; |
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Glib::RefPtr<Gdk::Window> window = get_window(); |
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|
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int k = int(double(x) / w * 128.0 + 0.5); |
369 |
|
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if (k < resize.min) k = resize.min; |
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else if (k > resize.max) k = resize.max; |
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|
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if (k != resize.pos) { |
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if (resize.mode == resize.undecided) { |
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if (k < resize.pos) { |
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// edit high limit of prev_region |
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resize.max = resize.region->KeyRange.low; |
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resize.region = resize.prev_region; |
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resize.mode = resize.moving_high_limit; |
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} else { |
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// edit low limit of region |
382 |
resize.min = resize.prev_region->KeyRange.high + 1; |
383 |
resize.mode = resize.moving_low_limit; |
384 |
} |
385 |
} |
386 |
Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc(); |
387 |
Glib::RefPtr<const Gdk::GC> white = get_style()->get_white_gc(); |
388 |
if (region == resize.region) { |
389 |
gc->set_foreground(red); |
390 |
white = gc; |
391 |
} |
392 |
Glib::RefPtr<const Gdk::GC> bg = get_style()->get_bg_gc(Gtk::STATE_NORMAL); |
393 |
int prevx = int(w * resize.pos / 128.0 + 0.5); |
394 |
x = int(w * k / 128.0 + 0.5); |
395 |
|
396 |
if (resize.mode == resize.moving_high_limit) { |
397 |
if (k > resize.pos) { |
398 |
window->draw_rectangle(white, true, prevx, 1, x - prevx, h1 - 2); |
399 |
window->draw_line(black, prevx, 0, x, 0); |
400 |
window->draw_line(black, prevx, h1 - 1, x, h1 - 1); |
401 |
} else { |
402 |
int xx = ((resize.pos == resize.max && resize.max != 128) ? 1 : 0); |
403 |
window->draw_rectangle(bg, true, x + 1, 0, prevx - x - xx, h1); |
404 |
} |
405 |
} else { |
406 |
if (k < resize.pos) { |
407 |
window->draw_rectangle(white, true, x + 1, 1, prevx - x, h1 - 2); |
408 |
window->draw_line(black, x, 0, prevx, 0); |
409 |
window->draw_line(black, x, h1 - 1, prevx, h1 - 1); |
410 |
} else { |
411 |
int xx = ((resize.pos == resize.min && resize.min != 0) ? 1 : 0); |
412 |
window->draw_rectangle(bg, true, prevx + xx, 0, x - prevx - xx, h1); |
413 |
} |
414 |
} |
415 |
window->draw_line(black, x, 1, x, h1 - 2); |
416 |
resize.pos = k; |
417 |
} |
418 |
} |
419 |
|
420 |
void RegionChooser::motion_move_region(int x, int y) |
421 |
{ |
422 |
const int w = width - 1; |
423 |
Glib::RefPtr<Gdk::Window> window = get_window(); |
424 |
|
425 |
int k = int(double(x - move.from_x) / w * 128.0 + 0.5); |
426 |
if (k == move.pos) return; |
427 |
int new_k; |
428 |
bool new_touch_left; |
429 |
bool new_touch_right; |
430 |
int a = 0; |
431 |
if (k > move.pos) { |
432 |
for (gig::Region* r = instrument->GetFirstRegion() ; ; |
433 |
r = instrument->GetNextRegion()) { |
434 |
if (r != region) { |
435 |
int b = r ? r->KeyRange.low : 128; |
436 |
|
437 |
// gap: from a to b (not inclusive b) |
438 |
|
439 |
if (region->KeyRange.high + move.pos >= b) { |
440 |
// not found the current gap yet, just continue |
441 |
} else { |
442 |
|
443 |
if (a > region->KeyRange.low + k) { |
444 |
// this gap is too far to the right, break |
445 |
break; |
446 |
} |
447 |
|
448 |
int newhigh = std::min(region->KeyRange.high + k, b - 1); |
449 |
int newlo = newhigh - (region->KeyRange.high - region->KeyRange.low); |
450 |
|
451 |
if (newlo >= a) { |
452 |
// yes it fits - it's a candidate |
453 |
new_k = newlo - region->KeyRange.low; |
454 |
new_touch_left = a > 0 && a == newlo; |
455 |
new_touch_right = b < 128 && newhigh + 1 == b; |
456 |
} |
457 |
} |
458 |
if (!r) break; |
459 |
a = r->KeyRange.high + 1; |
460 |
} |
461 |
} |
462 |
} else { |
463 |
for (gig::Region* r = instrument->GetFirstRegion() ; ; |
464 |
r = instrument->GetNextRegion()) { |
465 |
if (r != region) { |
466 |
int b = r ? r->KeyRange.low : 128; |
467 |
|
468 |
// gap from a to b (not inclusive b) |
469 |
|
470 |
if (region->KeyRange.high + k >= b) { |
471 |
// not found the current gap yet, just continue |
472 |
} else { |
473 |
|
474 |
if (a > region->KeyRange.low + move.pos) { |
475 |
// this gap is too far to the right, break |
476 |
break; |
477 |
} |
478 |
|
479 |
int newlo = std::max(region->KeyRange.low + k, a); |
480 |
int newhigh = newlo + (region->KeyRange.high - region->KeyRange.low); |
481 |
|
482 |
if (newhigh < b) { |
483 |
// yes it fits - break as the first one is the best |
484 |
new_k = newlo - region->KeyRange.low; |
485 |
new_touch_left = a > 0 && a == newlo; |
486 |
new_touch_right = b < 128 && newhigh + 1 == b; |
487 |
break; |
488 |
} |
489 |
} |
490 |
if (!r) break; |
491 |
a = r->KeyRange.high + 1; |
492 |
} |
493 |
} |
494 |
} |
495 |
k = new_k; |
496 |
if (k == move.pos) return; |
497 |
|
498 |
Glib::RefPtr<const Gdk::GC> bg = get_style()->get_bg_gc(Gtk::STATE_NORMAL); |
499 |
int prevx = int(w * (move.pos + region->KeyRange.low) / 128.0 + 0.5); |
500 |
x = int(w * (k + region->KeyRange.low) / 128.0 + 0.5); |
501 |
int prevx2 = int(w * (move.pos + region->KeyRange.high + 1) / 128.0 + 0.5); |
502 |
int x2 = int(w * (k + region->KeyRange.high + 1) / 128.0 + 0.5); |
503 |
Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc(); |
504 |
gc->set_foreground(red); |
505 |
|
506 |
if (!new_touch_left) window->draw_line(black, x, 1, x, h1 - 2); |
507 |
if (!new_touch_right) window->draw_line(black, x2, 1, x2, h1 - 2); |
508 |
|
509 |
if (k > move.pos) { |
510 |
window->draw_rectangle(bg, true, prevx + (move.touch_left ? 1 : 0), 0, |
511 |
std::min(x, prevx2 + 1 - (move.touch_right ? 1 : 0)) - |
512 |
(prevx + (move.touch_left ? 1 : 0)), h1); |
513 |
|
514 |
window->draw_line(black, std::max(x, prevx2 + 1), 0, x2, 0); |
515 |
window->draw_line(black, std::max(x, prevx2 + 1), h1 - 1, x2, h1 - 1); |
516 |
window->draw_rectangle(gc, true, std::max(x + 1, prevx2), 1, |
517 |
x2 - std::max(x + 1, prevx2), h1 - 2); |
518 |
} else { |
519 |
window->draw_rectangle(bg, true, std::max(x2 + 1, prevx + (move.touch_left ? 1 : 0)), 0, |
520 |
prevx2 + 1 - (move.touch_right ? 1 : 0) - |
521 |
std::max(x2 + 1, prevx + (move.touch_left ? 1 : 0)), h1); |
522 |
|
523 |
window->draw_line(black, x, 0, std::min(x2, prevx - 1), 0); |
524 |
window->draw_line(black, x, h1 - 1, std::min(x2, prevx - 1), h1 - 1); |
525 |
|
526 |
window->draw_rectangle(gc, true, x + 1, 1, std::min(x2 - 1, prevx) - x, h1 - 2); |
527 |
} |
528 |
|
529 |
move.pos = k; |
530 |
move.touch_left = new_touch_left; |
531 |
move.touch_right = new_touch_right; |
532 |
} |
533 |
|
534 |
|
535 |
bool RegionChooser::on_motion_notify_event(GdkEventMotion* event) |
536 |
{ |
537 |
Glib::RefPtr<Gdk::Window> window = get_window(); |
538 |
int x, y; |
539 |
Gdk::ModifierType state = Gdk::ModifierType(0); |
540 |
window->get_pointer(x, y, state); |
541 |
|
542 |
if (resize.active) { |
543 |
motion_resize_region(x, y); |
544 |
} else if (move.active) { |
545 |
motion_move_region(x, y); |
546 |
} else { |
547 |
if (is_in_resize_zone(x, y)) { |
548 |
if (!cursor_is_resize) { |
549 |
window->set_cursor(Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW)); |
550 |
cursor_is_resize = true; |
551 |
} |
552 |
} else if (cursor_is_resize) { |
553 |
window->set_cursor(); |
554 |
cursor_is_resize = false; |
555 |
} |
556 |
} |
557 |
|
558 |
return true; |
559 |
} |
560 |
|
561 |
bool RegionChooser::is_in_resize_zone(double x, double y) { |
562 |
const int w = width - 1; |
563 |
|
564 |
if (instrument && y >= 0 && y <= h1) { |
565 |
gig::Region* prev_region = 0; |
566 |
gig::Region* next_region; |
567 |
for (gig::Region* r = instrument->GetFirstRegion() ; r ; r = next_region) { |
568 |
next_region = instrument->GetNextRegion(); |
569 |
|
570 |
int lo = int(w * (r->KeyRange.low) / 128.0 + 0.5); |
571 |
if (x <= lo - 2) break; |
572 |
if (x < lo + 2) { |
573 |
resize.region = r; |
574 |
resize.pos = r->KeyRange.low; |
575 |
resize.max = r->KeyRange.high; |
576 |
|
577 |
if (prev_region && prev_region->KeyRange.high + 1 == r->KeyRange.low) { |
578 |
// we don't know yet if it's the high limit of |
579 |
// prev_region or the low limit of r that's going |
580 |
// to be edited |
581 |
resize.mode = resize.undecided; |
582 |
resize.min = prev_region->KeyRange.low + 1; |
583 |
resize.prev_region = prev_region; |
584 |
return true; |
585 |
} |
586 |
|
587 |
// edit low limit |
588 |
resize.mode = resize.moving_low_limit; |
589 |
resize.min = prev_region ? prev_region->KeyRange.high + 1 : 0; |
590 |
return true; |
591 |
} |
592 |
if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) { |
593 |
int hi = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5); |
594 |
if (x <= hi - 2) break; |
595 |
if (x < hi + 2) { |
596 |
// edit high limit |
597 |
resize.region = r; |
598 |
resize.pos = r->KeyRange.high + 1; |
599 |
resize.mode = resize.moving_high_limit; |
600 |
resize.min = r->KeyRange.low + 1; |
601 |
resize.max = next_region ? next_region->KeyRange.low : 128; |
602 |
return true; |
603 |
} |
604 |
} |
605 |
prev_region = r; |
606 |
} |
607 |
} |
608 |
return false; |
609 |
} |
610 |
|
611 |
sigc::signal<void> RegionChooser::signal_region_selected() |
612 |
{ |
613 |
return region_selected; |
614 |
} |
615 |
|
616 |
sigc::signal<void> RegionChooser::signal_instrument_changed() |
617 |
{ |
618 |
return instrument_changed; |
619 |
} |
620 |
|
621 |
void RegionChooser::show_region_properties() |
622 |
{ |
623 |
if (!region) return; |
624 |
Gtk::Dialog dialog("Region Properties", true /*modal*/); |
625 |
// add "Keygroup" checkbox |
626 |
Gtk::CheckButton checkBoxKeygroup("Member of a Keygroup (Exclusive Group)"); |
627 |
checkBoxKeygroup.set_active(region->KeyGroup); |
628 |
dialog.get_vbox()->pack_start(checkBoxKeygroup); |
629 |
checkBoxKeygroup.show(); |
630 |
// add "Keygroup" spinbox |
631 |
Gtk::Adjustment adjustment(1, 1, pow(2,32)); |
632 |
Gtk::SpinButton spinBox(adjustment); |
633 |
if (region->KeyGroup) spinBox.set_value(region->KeyGroup); |
634 |
dialog.get_vbox()->pack_start(spinBox); |
635 |
spinBox.show(); |
636 |
// add OK and CANCEL buttons to the dialog |
637 |
dialog.add_button(Gtk::Stock::OK, 0); |
638 |
dialog.add_button(Gtk::Stock::CANCEL, 1); |
639 |
dialog.show_all_children(); |
640 |
if (!dialog.run()) { // OK selected ... |
641 |
region->KeyGroup = |
642 |
(checkBoxKeygroup.get_active()) ? spinBox.get_value_as_int() : 0; |
643 |
} |
644 |
} |
645 |
|
646 |
void RegionChooser::add_region() |
647 |
{ |
648 |
gig::Region* r; |
649 |
for (r = instrument->GetFirstRegion() ; r ; r = instrument->GetNextRegion()) { |
650 |
if (r->KeyRange.low > new_region_pos) break; |
651 |
} |
652 |
|
653 |
region = instrument->AddRegion(); |
654 |
region->KeyRange.low = region->KeyRange.high = new_region_pos; |
655 |
|
656 |
instrument->MoveRegion(region, r); |
657 |
queue_draw(); |
658 |
region_selected(); |
659 |
instrument_changed(); |
660 |
} |
661 |
|
662 |
void RegionChooser::delete_region() |
663 |
{ |
664 |
instrument->DeleteRegion(region); |
665 |
region = 0; |
666 |
queue_draw(); |
667 |
region_selected(); |
668 |
instrument_changed(); |
669 |
} |
670 |
|
671 |
void RegionChooser::manage_dimensions() |
672 |
{ |
673 |
gig::Region* region = get_region(); |
674 |
if (!region) return; |
675 |
dimensionManager.show(region); |
676 |
} |
677 |
|
678 |
void RegionChooser::on_dimension_manager_changed() { |
679 |
region_selected(); |
680 |
instrument_changed(); |
681 |
} |