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/* |
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* Copyright (C) 2006-2008 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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#include "regionchooser.h" |
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#include <algorithm> |
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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 <math.h> |
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#include <sstream> |
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|
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#include "global.h" |
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|
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#define REGION_BLOCK_HEIGHT 20 |
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#define KEYBOARD_HEIGHT 40 |
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void SortedRegions::update(gig::Instrument* instrument) { |
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// Usually, the regions in a gig file are ordered after their key |
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// range, but there are files where they are not. The |
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// RegionChooser code needs a sorted list of regions. |
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regions.clear(); |
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if (instrument) { |
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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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regions.push_back(r); |
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} |
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sort(regions.begin(), regions.end(), *this); |
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} |
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} |
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gig::Region* SortedRegions::first() { |
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region_iterator = regions.begin(); |
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return region_iterator == regions.end() ? 0 : *region_iterator; |
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} |
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gig::Region* SortedRegions::next() { |
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region_iterator++; |
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return region_iterator == regions.end() ? 0 : *region_iterator; |
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} |
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RegionChooser::RegionChooser() : |
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m_VirtKeybModeChoice(_("Virtual Keyboard Mode")), |
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currentActiveKey(-1) |
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{ |
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Glib::RefPtr<Gdk::Colormap> colormap = get_default_colormap(); |
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red = Gdk::Color("#8070ff"); |
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grey1 = Gdk::Color("#b0b0b0"); |
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activeKeyColor = Gdk::Color("#ff0000"); |
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white = Gdk::Color("#ffffff"); |
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black = Gdk::Color("#000000"); |
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|
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colormap->alloc_color(red); |
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colormap->alloc_color(grey1); |
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colormap->alloc_color(activeKeyColor); |
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colormap->alloc_color(white); |
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colormap->alloc_color(black); |
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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 = REGION_BLOCK_HEIGHT; |
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|
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// properties of the virtual keyboard |
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{ |
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const char* choices[] = { "normal", "chord", NULL }; |
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static const virt_keyboard_mode_t values[] = { |
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VIRT_KEYBOARD_MODE_NORMAL, |
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VIRT_KEYBOARD_MODE_CHORD |
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}; |
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m_VirtKeybModeChoice.set_choices(choices, values); |
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m_VirtKeybModeChoice.set_value(VIRT_KEYBOARD_MODE_NORMAL); |
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} |
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m_VirtKeybVelocityLabelDescr.set_text(_("Note-On Velocity:")); |
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m_VirtKeybVelocityLabel.set_text("-"); |
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m_VirtKeybOffVelocityLabelDescr.set_text(_("Note-Off Velocity:")); |
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m_VirtKeybOffVelocityLabel.set_text("-"); |
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m_VirtKeybPropsBox.pack_start(m_VirtKeybModeChoice.label, Gtk::PACK_SHRINK); |
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m_VirtKeybPropsBox.pack_start(m_VirtKeybModeChoice.widget, Gtk::PACK_SHRINK); |
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m_VirtKeybPropsBox.pack_start(m_VirtKeybVelocityLabelDescr, Gtk::PACK_SHRINK); |
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m_VirtKeybPropsBox.pack_start(m_VirtKeybVelocityLabel, Gtk::PACK_SHRINK); |
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m_VirtKeybPropsBox.pack_start(m_VirtKeybOffVelocityLabelDescr, Gtk::PACK_SHRINK); |
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m_VirtKeybPropsBox.pack_start(m_VirtKeybOffVelocityLabel, Gtk::PACK_SHRINK); |
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m_VirtKeybPropsBox.set_spacing(10); |
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m_VirtKeybPropsBox.show(); |
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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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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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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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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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dimensionManager.region_to_be_changed_signal.connect( |
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region_to_be_changed_signal.make_slot() |
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); |
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dimensionManager.region_changed_signal.connect( |
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region_changed_signal.make_slot() |
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); |
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dimensionManager.region_changed_signal.connect( |
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sigc::hide( |
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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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keyboard_key_hit_signal.connect( |
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sigc::mem_fun(*this, &RegionChooser::on_note_on_event) |
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); |
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keyboard_key_released_signal.connect( |
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sigc::mem_fun(*this, &RegionChooser::on_note_off_event) |
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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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template<class T> inline std::string ToString(T o) { |
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std::stringstream ss; |
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ss << o; |
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return ss.str(); |
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} |
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void RegionChooser::on_note_on_event(int key, int velocity) { |
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draw_region(key, key+1, activeKeyColor); |
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m_VirtKeybVelocityLabel.set_text(ToString(velocity)); |
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} |
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void RegionChooser::on_note_off_event(int key, int velocity) { |
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if (is_black_key(key)) |
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draw_region(key, key+1, black); |
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else |
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draw_region(key, key+1, white); |
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m_VirtKeybOffVelocityLabel.set_text(ToString(velocity)); |
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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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// 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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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 = KEYBOARD_HEIGHT; |
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const int w = get_width() - 1; |
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const int bh = int(h * 0.55); |
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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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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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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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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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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) draw_digit(i); |
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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 = regions.first() ; r ; r = next_region) { |
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if (x3 < 0) x3 = int(w * (r->KeyRange.low) / 128.0 + 0.5); |
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next_region = regions.next(); |
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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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for (gig::Region *r = regions.first() ; r ; r = regions.next()) { |
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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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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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void RegionChooser::on_size_request(GtkRequisition* requisition) |
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{ |
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*requisition = GtkRequisition(); |
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requisition->height = KEYBOARD_HEIGHT + REGION_BLOCK_HEIGHT; |
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requisition->width = 500; |
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} |
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bool RegionChooser::is_black_key(int key) { |
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const int note = (key + 3) % 12; |
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return note == 1 || note == 4 || note == 6 || note == 9 || note == 11; |
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} |
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|
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void RegionChooser::draw_digit(int key) { |
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const int h = KEYBOARD_HEIGHT; |
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const int w = get_width() - 1; |
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Glib::RefPtr<Pango::Layout> layout = Pango::Layout::create(get_pango_context()); |
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char buf[30]; |
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sprintf(buf, "<span size=\"8000\">%d</span>", key / 12 - 1); |
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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 x = w * (key + 0.75) / 128.0; |
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get_window()->draw_layout(get_style()->get_black_gc(), int(x - text_w / 2 + 1), |
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int(h1 + h - text_h + 0.5), layout); |
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} |
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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 = KEYBOARD_HEIGHT; |
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const int w = get_width() - 1; |
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const int bh = int(h * 0.55); |
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Glib::RefPtr<Gdk::Window> window = get_window(); |
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gc->set_foreground(color); |
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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 + 0.5); |
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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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persson |
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window->draw_rectangle(gc, true, x, h1 + 1, w1, bh); |
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window->draw_rectangle(gc, true, x4 + 1, h1 + bh + 1, x2 - x4 - 1, 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 + 1, h1 + bh + 1, x3 - x4 - 1, 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); |
321 |
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window->draw_rectangle(gc, true, x, h1 + bh + 1, x2 - x, h - bh - 2); |
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persson |
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if (note == 3) draw_digit(i); |
323 |
schoenebeck |
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break; |
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default: |
325 |
persson |
1658 |
window->draw_rectangle(gc, true, x, h1 + 1, w1, bh - 1); |
326 |
schoenebeck |
1225 |
break; |
327 |
|
|
} |
328 |
|
|
} |
329 |
|
|
} |
330 |
|
|
|
331 |
|
|
void RegionChooser::set_instrument(gig::Instrument* instrument) |
332 |
|
|
{ |
333 |
|
|
this->instrument = instrument; |
334 |
persson |
1623 |
regions.update(instrument); |
335 |
|
|
region = regions.first(); |
336 |
schoenebeck |
1225 |
queue_draw(); |
337 |
persson |
1261 |
region_selected(); |
338 |
schoenebeck |
1225 |
} |
339 |
|
|
|
340 |
|
|
bool RegionChooser::on_button_release_event(GdkEventButton* event) |
341 |
|
|
{ |
342 |
schoenebeck |
1660 |
const int k = int(event->x / (get_width() - 1) * 128.0); |
343 |
|
|
|
344 |
schoenebeck |
1661 |
// handle-note off on virtual keyboard |
345 |
schoenebeck |
1660 |
if (event->type == GDK_BUTTON_RELEASE) { |
346 |
schoenebeck |
1661 |
int velocity = (event->y >= REGION_BLOCK_HEIGHT + KEYBOARD_HEIGHT - 1) ? 127 : |
347 |
|
|
int(float(event->y - REGION_BLOCK_HEIGHT) / float(KEYBOARD_HEIGHT) * 128.0f) + 1; |
348 |
|
|
if (velocity <= 0) velocity = 1; |
349 |
|
|
switch (m_VirtKeybModeChoice.get_value()) { |
350 |
|
|
case VIRT_KEYBOARD_MODE_CHORD: |
351 |
|
|
if (event->y >= REGION_BLOCK_HEIGHT) |
352 |
|
|
keyboard_key_released_signal.emit(k, velocity); |
353 |
|
|
break; |
354 |
|
|
case VIRT_KEYBOARD_MODE_NORMAL: |
355 |
|
|
default: |
356 |
|
|
if (currentActiveKey >= 0 && currentActiveKey <= 127) { |
357 |
|
|
keyboard_key_released_signal.emit(currentActiveKey, velocity); |
358 |
|
|
currentActiveKey = -1; |
359 |
|
|
} |
360 |
|
|
break; |
361 |
schoenebeck |
1660 |
} |
362 |
|
|
} |
363 |
|
|
|
364 |
schoenebeck |
1225 |
if (resize.active) { |
365 |
|
|
get_window()->pointer_ungrab(event->time); |
366 |
|
|
resize.active = false; |
367 |
|
|
|
368 |
|
|
if (resize.mode == resize.moving_high_limit) { |
369 |
persson |
1261 |
if (resize.region->KeyRange.high != resize.pos - 1) { |
370 |
schoenebeck |
1336 |
instrument_struct_to_be_changed_signal.emit(instrument); |
371 |
|
|
resize.region->SetKeyRange( |
372 |
|
|
resize.region->KeyRange.low, // low |
373 |
|
|
resize.pos - 1 // high |
374 |
|
|
); |
375 |
persson |
1623 |
regions.update(instrument); |
376 |
schoenebeck |
1336 |
instrument_changed.emit(); |
377 |
|
|
instrument_struct_changed_signal.emit(instrument); |
378 |
persson |
1261 |
} |
379 |
schoenebeck |
1225 |
} else if (resize.mode == resize.moving_low_limit) { |
380 |
persson |
1261 |
if (resize.region->KeyRange.low != resize.pos) { |
381 |
schoenebeck |
1336 |
instrument_struct_to_be_changed_signal.emit(instrument); |
382 |
|
|
resize.region->SetKeyRange( |
383 |
|
|
resize.pos, // low |
384 |
|
|
resize.region->KeyRange.high // high |
385 |
|
|
); |
386 |
persson |
1623 |
regions.update(instrument); |
387 |
schoenebeck |
1336 |
instrument_changed.emit(); |
388 |
|
|
instrument_struct_changed_signal.emit(instrument); |
389 |
persson |
1261 |
} |
390 |
schoenebeck |
1225 |
} |
391 |
|
|
|
392 |
|
|
if (!is_in_resize_zone(event->x, event->y) && cursor_is_resize) { |
393 |
|
|
get_window()->set_cursor(); |
394 |
|
|
cursor_is_resize = false; |
395 |
|
|
} |
396 |
persson |
1262 |
} else if (move.active) { |
397 |
|
|
get_window()->pointer_ungrab(event->time); |
398 |
|
|
move.active = false; |
399 |
|
|
|
400 |
|
|
if (move.pos) { |
401 |
schoenebeck |
1336 |
instrument_struct_to_be_changed_signal.emit(instrument); |
402 |
|
|
region->SetKeyRange( |
403 |
|
|
region->KeyRange.low + move.pos, |
404 |
|
|
region->KeyRange.high + move.pos |
405 |
|
|
); |
406 |
persson |
1623 |
regions.update(instrument); |
407 |
persson |
1533 |
instrument_changed.emit(); |
408 |
schoenebeck |
1336 |
instrument_struct_changed_signal.emit(instrument); |
409 |
persson |
1262 |
} |
410 |
|
|
|
411 |
|
|
if (is_in_resize_zone(event->x, event->y)) { |
412 |
|
|
get_window()->set_cursor(Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW)); |
413 |
|
|
cursor_is_resize = true; |
414 |
|
|
} |
415 |
schoenebeck |
1225 |
} |
416 |
|
|
return true; |
417 |
|
|
} |
418 |
|
|
|
419 |
|
|
bool RegionChooser::on_button_press_event(GdkEventButton* event) |
420 |
|
|
{ |
421 |
|
|
if (!instrument) return true; |
422 |
|
|
|
423 |
schoenebeck |
1660 |
const int k = int(event->x / (get_width() - 1) * 128.0); |
424 |
schoenebeck |
1225 |
|
425 |
schoenebeck |
1660 |
if (event->type == GDK_BUTTON_PRESS) { |
426 |
|
|
if (event->y >= REGION_BLOCK_HEIGHT) { |
427 |
|
|
int velocity = (event->y >= REGION_BLOCK_HEIGHT + KEYBOARD_HEIGHT - 1) ? 127 : |
428 |
|
|
int(float(event->y - REGION_BLOCK_HEIGHT) / float(KEYBOARD_HEIGHT) * 128.0f) + 1; |
429 |
schoenebeck |
1661 |
currentActiveKey = k; |
430 |
schoenebeck |
1660 |
keyboard_key_hit_signal.emit(k, velocity); |
431 |
|
|
} |
432 |
|
|
} |
433 |
|
|
|
434 |
|
|
if (event->y >= REGION_BLOCK_HEIGHT) return true; |
435 |
schoenebeck |
1225 |
if (event->type == GDK_BUTTON_PRESS && event->button == 3) { |
436 |
|
|
gig::Region* r = get_region(k); |
437 |
|
|
if (r) { |
438 |
|
|
region = r; |
439 |
|
|
queue_draw(); |
440 |
persson |
1261 |
region_selected(); |
441 |
schoenebeck |
1225 |
popup_menu_inside_region->popup(event->button, event->time); |
442 |
|
|
} else { |
443 |
|
|
new_region_pos = k; |
444 |
|
|
popup_menu_outside_region->popup(event->button, event->time); |
445 |
|
|
} |
446 |
|
|
} else { |
447 |
|
|
if (is_in_resize_zone(event->x, event->y)) { |
448 |
|
|
get_window()->pointer_grab(false, |
449 |
|
|
Gdk::BUTTON_RELEASE_MASK | |
450 |
|
|
Gdk::POINTER_MOTION_MASK | |
451 |
|
|
Gdk::POINTER_MOTION_HINT_MASK, |
452 |
persson |
1262 |
Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW), event->time); |
453 |
schoenebeck |
1225 |
resize.active = true; |
454 |
|
|
} else { |
455 |
|
|
gig::Region* r = get_region(k); |
456 |
|
|
if (r) { |
457 |
|
|
region = r; |
458 |
|
|
queue_draw(); |
459 |
persson |
1261 |
region_selected(); |
460 |
persson |
1262 |
|
461 |
|
|
get_window()->pointer_grab(false, |
462 |
|
|
Gdk::BUTTON_RELEASE_MASK | |
463 |
|
|
Gdk::POINTER_MOTION_MASK | |
464 |
|
|
Gdk::POINTER_MOTION_HINT_MASK, |
465 |
|
|
Gdk::Cursor(Gdk::FLEUR), event->time); |
466 |
|
|
move.active = true; |
467 |
|
|
move.from_x = event->x; |
468 |
|
|
move.pos = 0; |
469 |
schoenebeck |
1225 |
} |
470 |
|
|
} |
471 |
|
|
} |
472 |
|
|
return true; |
473 |
|
|
} |
474 |
|
|
|
475 |
|
|
gig::Region* RegionChooser::get_region(int key) |
476 |
|
|
{ |
477 |
persson |
1262 |
gig::Region* prev_region = 0; |
478 |
|
|
gig::Region* next_region; |
479 |
persson |
1623 |
for (gig::Region *r = regions.first() ; r ; r = next_region) { |
480 |
|
|
next_region = regions.next(); |
481 |
persson |
1262 |
|
482 |
schoenebeck |
1225 |
if (key < r->KeyRange.low) return 0; |
483 |
persson |
1262 |
if (key <= r->KeyRange.high) { |
484 |
|
|
move.touch_left = prev_region && prev_region->KeyRange.high + 1 == r->KeyRange.low; |
485 |
|
|
move.touch_right = next_region && r->KeyRange.high + 1 == next_region->KeyRange.low; |
486 |
|
|
return r; |
487 |
|
|
} |
488 |
|
|
prev_region = r; |
489 |
schoenebeck |
1225 |
} |
490 |
|
|
return 0; |
491 |
|
|
} |
492 |
|
|
|
493 |
persson |
1262 |
void RegionChooser::motion_resize_region(int x, int y) |
494 |
schoenebeck |
1225 |
{ |
495 |
persson |
1623 |
const int w = get_width() - 1; |
496 |
schoenebeck |
1225 |
Glib::RefPtr<Gdk::Window> window = get_window(); |
497 |
|
|
|
498 |
persson |
1262 |
int k = int(double(x) / w * 128.0 + 0.5); |
499 |
schoenebeck |
1225 |
|
500 |
persson |
1262 |
if (k < resize.min) k = resize.min; |
501 |
|
|
else if (k > resize.max) k = resize.max; |
502 |
|
|
|
503 |
|
|
if (k != resize.pos) { |
504 |
|
|
if (resize.mode == resize.undecided) { |
505 |
|
|
if (k < resize.pos) { |
506 |
|
|
// edit high limit of prev_region |
507 |
|
|
resize.max = resize.region->KeyRange.low; |
508 |
|
|
resize.region = resize.prev_region; |
509 |
|
|
resize.mode = resize.moving_high_limit; |
510 |
|
|
} else { |
511 |
|
|
// edit low limit of region |
512 |
|
|
resize.min = resize.prev_region->KeyRange.high + 1; |
513 |
|
|
resize.mode = resize.moving_low_limit; |
514 |
schoenebeck |
1225 |
} |
515 |
persson |
1262 |
} |
516 |
|
|
Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc(); |
517 |
|
|
Glib::RefPtr<const Gdk::GC> white = get_style()->get_white_gc(); |
518 |
|
|
if (region == resize.region) { |
519 |
|
|
gc->set_foreground(red); |
520 |
|
|
white = gc; |
521 |
|
|
} |
522 |
|
|
Glib::RefPtr<const Gdk::GC> bg = get_style()->get_bg_gc(Gtk::STATE_NORMAL); |
523 |
|
|
int prevx = int(w * resize.pos / 128.0 + 0.5); |
524 |
|
|
x = int(w * k / 128.0 + 0.5); |
525 |
|
|
|
526 |
|
|
if (resize.mode == resize.moving_high_limit) { |
527 |
|
|
if (k > resize.pos) { |
528 |
|
|
window->draw_rectangle(white, true, prevx, 1, x - prevx, h1 - 2); |
529 |
|
|
window->draw_line(black, prevx, 0, x, 0); |
530 |
|
|
window->draw_line(black, prevx, h1 - 1, x, h1 - 1); |
531 |
|
|
} else { |
532 |
|
|
int xx = ((resize.pos == resize.max && resize.max != 128) ? 1 : 0); |
533 |
|
|
window->draw_rectangle(bg, true, x + 1, 0, prevx - x - xx, h1); |
534 |
schoenebeck |
1225 |
} |
535 |
persson |
1262 |
} else { |
536 |
|
|
if (k < resize.pos) { |
537 |
|
|
window->draw_rectangle(white, true, x + 1, 1, prevx - x, h1 - 2); |
538 |
|
|
window->draw_line(black, x, 0, prevx, 0); |
539 |
|
|
window->draw_line(black, x, h1 - 1, prevx, h1 - 1); |
540 |
|
|
} else { |
541 |
|
|
int xx = ((resize.pos == resize.min && resize.min != 0) ? 1 : 0); |
542 |
|
|
window->draw_rectangle(bg, true, prevx + xx, 0, x - prevx - xx, h1); |
543 |
|
|
} |
544 |
|
|
} |
545 |
|
|
window->draw_line(black, x, 1, x, h1 - 2); |
546 |
|
|
resize.pos = k; |
547 |
|
|
} |
548 |
|
|
} |
549 |
schoenebeck |
1225 |
|
550 |
persson |
1262 |
void RegionChooser::motion_move_region(int x, int y) |
551 |
|
|
{ |
552 |
persson |
1623 |
const int w = get_width() - 1; |
553 |
persson |
1262 |
Glib::RefPtr<Gdk::Window> window = get_window(); |
554 |
|
|
|
555 |
|
|
int k = int(double(x - move.from_x) / w * 128.0 + 0.5); |
556 |
|
|
if (k == move.pos) return; |
557 |
|
|
int new_k; |
558 |
|
|
bool new_touch_left; |
559 |
|
|
bool new_touch_right; |
560 |
|
|
int a = 0; |
561 |
|
|
if (k > move.pos) { |
562 |
persson |
1623 |
for (gig::Region* r = regions.first() ; ; r = regions.next()) { |
563 |
persson |
1262 |
if (r != region) { |
564 |
|
|
int b = r ? r->KeyRange.low : 128; |
565 |
|
|
|
566 |
|
|
// gap: from a to b (not inclusive b) |
567 |
|
|
|
568 |
|
|
if (region->KeyRange.high + move.pos >= b) { |
569 |
|
|
// not found the current gap yet, just continue |
570 |
schoenebeck |
1225 |
} else { |
571 |
persson |
1262 |
|
572 |
|
|
if (a > region->KeyRange.low + k) { |
573 |
|
|
// this gap is too far to the right, break |
574 |
|
|
break; |
575 |
|
|
} |
576 |
|
|
|
577 |
|
|
int newhigh = std::min(region->KeyRange.high + k, b - 1); |
578 |
|
|
int newlo = newhigh - (region->KeyRange.high - region->KeyRange.low); |
579 |
|
|
|
580 |
|
|
if (newlo >= a) { |
581 |
|
|
// yes it fits - it's a candidate |
582 |
|
|
new_k = newlo - region->KeyRange.low; |
583 |
|
|
new_touch_left = a > 0 && a == newlo; |
584 |
|
|
new_touch_right = b < 128 && newhigh + 1 == b; |
585 |
|
|
} |
586 |
schoenebeck |
1225 |
} |
587 |
persson |
1262 |
if (!r) break; |
588 |
|
|
a = r->KeyRange.high + 1; |
589 |
|
|
} |
590 |
|
|
} |
591 |
|
|
} else { |
592 |
persson |
1623 |
for (gig::Region* r = regions.first() ; ; r = regions.next()) { |
593 |
persson |
1262 |
if (r != region) { |
594 |
|
|
int b = r ? r->KeyRange.low : 128; |
595 |
|
|
|
596 |
|
|
// gap from a to b (not inclusive b) |
597 |
|
|
|
598 |
|
|
if (region->KeyRange.high + k >= b) { |
599 |
|
|
// not found the current gap yet, just continue |
600 |
schoenebeck |
1225 |
} else { |
601 |
persson |
1262 |
|
602 |
|
|
if (a > region->KeyRange.low + move.pos) { |
603 |
|
|
// this gap is too far to the right, break |
604 |
|
|
break; |
605 |
|
|
} |
606 |
|
|
|
607 |
|
|
int newlo = std::max(region->KeyRange.low + k, a); |
608 |
|
|
int newhigh = newlo + (region->KeyRange.high - region->KeyRange.low); |
609 |
|
|
|
610 |
|
|
if (newhigh < b) { |
611 |
|
|
// yes it fits - break as the first one is the best |
612 |
|
|
new_k = newlo - region->KeyRange.low; |
613 |
|
|
new_touch_left = a > 0 && a == newlo; |
614 |
|
|
new_touch_right = b < 128 && newhigh + 1 == b; |
615 |
|
|
break; |
616 |
|
|
} |
617 |
schoenebeck |
1225 |
} |
618 |
persson |
1262 |
if (!r) break; |
619 |
|
|
a = r->KeyRange.high + 1; |
620 |
schoenebeck |
1225 |
} |
621 |
|
|
} |
622 |
persson |
1262 |
} |
623 |
|
|
k = new_k; |
624 |
|
|
if (k == move.pos) return; |
625 |
|
|
|
626 |
|
|
Glib::RefPtr<const Gdk::GC> bg = get_style()->get_bg_gc(Gtk::STATE_NORMAL); |
627 |
|
|
int prevx = int(w * (move.pos + region->KeyRange.low) / 128.0 + 0.5); |
628 |
|
|
x = int(w * (k + region->KeyRange.low) / 128.0 + 0.5); |
629 |
|
|
int prevx2 = int(w * (move.pos + region->KeyRange.high + 1) / 128.0 + 0.5); |
630 |
|
|
int x2 = int(w * (k + region->KeyRange.high + 1) / 128.0 + 0.5); |
631 |
|
|
Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc(); |
632 |
|
|
gc->set_foreground(red); |
633 |
|
|
|
634 |
|
|
if (!new_touch_left) window->draw_line(black, x, 1, x, h1 - 2); |
635 |
|
|
if (!new_touch_right) window->draw_line(black, x2, 1, x2, h1 - 2); |
636 |
|
|
|
637 |
|
|
if (k > move.pos) { |
638 |
|
|
window->draw_rectangle(bg, true, prevx + (move.touch_left ? 1 : 0), 0, |
639 |
|
|
std::min(x, prevx2 + 1 - (move.touch_right ? 1 : 0)) - |
640 |
|
|
(prevx + (move.touch_left ? 1 : 0)), h1); |
641 |
|
|
|
642 |
|
|
window->draw_line(black, std::max(x, prevx2 + 1), 0, x2, 0); |
643 |
|
|
window->draw_line(black, std::max(x, prevx2 + 1), h1 - 1, x2, h1 - 1); |
644 |
|
|
window->draw_rectangle(gc, true, std::max(x + 1, prevx2), 1, |
645 |
|
|
x2 - std::max(x + 1, prevx2), h1 - 2); |
646 |
schoenebeck |
1225 |
} else { |
647 |
persson |
1262 |
window->draw_rectangle(bg, true, std::max(x2 + 1, prevx + (move.touch_left ? 1 : 0)), 0, |
648 |
|
|
prevx2 + 1 - (move.touch_right ? 1 : 0) - |
649 |
|
|
std::max(x2 + 1, prevx + (move.touch_left ? 1 : 0)), h1); |
650 |
|
|
|
651 |
|
|
window->draw_line(black, x, 0, std::min(x2, prevx - 1), 0); |
652 |
|
|
window->draw_line(black, x, h1 - 1, std::min(x2, prevx - 1), h1 - 1); |
653 |
|
|
|
654 |
|
|
window->draw_rectangle(gc, true, x + 1, 1, std::min(x2 - 1, prevx) - x, h1 - 2); |
655 |
|
|
} |
656 |
|
|
|
657 |
|
|
move.pos = k; |
658 |
|
|
move.touch_left = new_touch_left; |
659 |
|
|
move.touch_right = new_touch_right; |
660 |
|
|
} |
661 |
|
|
|
662 |
|
|
|
663 |
|
|
bool RegionChooser::on_motion_notify_event(GdkEventMotion* event) |
664 |
|
|
{ |
665 |
|
|
Glib::RefPtr<Gdk::Window> window = get_window(); |
666 |
|
|
int x, y; |
667 |
|
|
Gdk::ModifierType state = Gdk::ModifierType(0); |
668 |
|
|
window->get_pointer(x, y, state); |
669 |
|
|
|
670 |
schoenebeck |
1661 |
// handle virtual MIDI keyboard |
671 |
|
|
if (m_VirtKeybModeChoice.get_value() != VIRT_KEYBOARD_MODE_CHORD && |
672 |
|
|
currentActiveKey > 0 && |
673 |
|
|
event->y >= REGION_BLOCK_HEIGHT && |
674 |
|
|
event->y < REGION_BLOCK_HEIGHT + KEYBOARD_HEIGHT) |
675 |
|
|
{ |
676 |
|
|
const int k = int(event->x / (get_width() - 1) * 128.0); |
677 |
|
|
int velocity = (event->y >= REGION_BLOCK_HEIGHT + KEYBOARD_HEIGHT - 1) ? 127 : |
678 |
|
|
int(float(event->y - REGION_BLOCK_HEIGHT) / float(KEYBOARD_HEIGHT) * 128.0f) + 1; |
679 |
|
|
if (velocity <= 0) velocity = 1; |
680 |
|
|
keyboard_key_released_signal.emit(currentActiveKey, velocity); |
681 |
|
|
currentActiveKey = k; |
682 |
|
|
keyboard_key_hit_signal.emit(k, velocity); |
683 |
|
|
} |
684 |
|
|
|
685 |
persson |
1262 |
if (resize.active) { |
686 |
|
|
motion_resize_region(x, y); |
687 |
|
|
} else if (move.active) { |
688 |
|
|
motion_move_region(x, y); |
689 |
|
|
} else { |
690 |
schoenebeck |
1225 |
if (is_in_resize_zone(x, y)) { |
691 |
|
|
if (!cursor_is_resize) { |
692 |
persson |
1262 |
window->set_cursor(Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW)); |
693 |
schoenebeck |
1225 |
cursor_is_resize = true; |
694 |
|
|
} |
695 |
|
|
} else if (cursor_is_resize) { |
696 |
|
|
window->set_cursor(); |
697 |
|
|
cursor_is_resize = false; |
698 |
|
|
} |
699 |
|
|
} |
700 |
|
|
|
701 |
|
|
return true; |
702 |
|
|
} |
703 |
|
|
|
704 |
|
|
bool RegionChooser::is_in_resize_zone(double x, double y) { |
705 |
persson |
1623 |
const int w = get_width() - 1; |
706 |
schoenebeck |
1225 |
|
707 |
|
|
if (instrument && y >= 0 && y <= h1) { |
708 |
|
|
gig::Region* prev_region = 0; |
709 |
|
|
gig::Region* next_region; |
710 |
persson |
1623 |
for (gig::Region* r = regions.first(); r ; r = next_region) { |
711 |
|
|
next_region = regions.next(); |
712 |
schoenebeck |
1225 |
|
713 |
|
|
int lo = int(w * (r->KeyRange.low) / 128.0 + 0.5); |
714 |
|
|
if (x <= lo - 2) break; |
715 |
|
|
if (x < lo + 2) { |
716 |
|
|
resize.region = r; |
717 |
|
|
resize.pos = r->KeyRange.low; |
718 |
|
|
resize.max = r->KeyRange.high; |
719 |
|
|
|
720 |
|
|
if (prev_region && prev_region->KeyRange.high + 1 == r->KeyRange.low) { |
721 |
|
|
// we don't know yet if it's the high limit of |
722 |
|
|
// prev_region or the low limit of r that's going |
723 |
|
|
// to be edited |
724 |
|
|
resize.mode = resize.undecided; |
725 |
|
|
resize.min = prev_region->KeyRange.low + 1; |
726 |
|
|
resize.prev_region = prev_region; |
727 |
persson |
1623 |
return resize.min != resize.max; |
728 |
schoenebeck |
1225 |
} |
729 |
|
|
|
730 |
|
|
// edit low limit |
731 |
|
|
resize.mode = resize.moving_low_limit; |
732 |
|
|
resize.min = prev_region ? prev_region->KeyRange.high + 1 : 0; |
733 |
persson |
1623 |
return resize.min != resize.max; |
734 |
schoenebeck |
1225 |
} |
735 |
|
|
if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) { |
736 |
|
|
int hi = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5); |
737 |
|
|
if (x <= hi - 2) break; |
738 |
|
|
if (x < hi + 2) { |
739 |
|
|
// edit high limit |
740 |
|
|
resize.region = r; |
741 |
|
|
resize.pos = r->KeyRange.high + 1; |
742 |
|
|
resize.mode = resize.moving_high_limit; |
743 |
|
|
resize.min = r->KeyRange.low + 1; |
744 |
|
|
resize.max = next_region ? next_region->KeyRange.low : 128; |
745 |
persson |
1623 |
return resize.min != resize.max; |
746 |
schoenebeck |
1225 |
} |
747 |
|
|
} |
748 |
|
|
prev_region = r; |
749 |
|
|
} |
750 |
|
|
} |
751 |
|
|
return false; |
752 |
|
|
} |
753 |
|
|
|
754 |
schoenebeck |
1339 |
sigc::signal<void>& RegionChooser::signal_region_selected() |
755 |
schoenebeck |
1225 |
{ |
756 |
persson |
1261 |
return region_selected; |
757 |
schoenebeck |
1225 |
} |
758 |
|
|
|
759 |
schoenebeck |
1339 |
sigc::signal<void>& RegionChooser::signal_instrument_changed() |
760 |
persson |
1261 |
{ |
761 |
|
|
return instrument_changed; |
762 |
|
|
} |
763 |
|
|
|
764 |
schoenebeck |
1225 |
void RegionChooser::show_region_properties() |
765 |
|
|
{ |
766 |
|
|
if (!region) return; |
767 |
|
|
Gtk::Dialog dialog("Region Properties", true /*modal*/); |
768 |
|
|
// add "Keygroup" checkbox |
769 |
|
|
Gtk::CheckButton checkBoxKeygroup("Member of a Keygroup (Exclusive Group)"); |
770 |
|
|
checkBoxKeygroup.set_active(region->KeyGroup); |
771 |
|
|
dialog.get_vbox()->pack_start(checkBoxKeygroup); |
772 |
|
|
checkBoxKeygroup.show(); |
773 |
|
|
// add "Keygroup" spinbox |
774 |
|
|
Gtk::Adjustment adjustment(1, 1, pow(2,32)); |
775 |
|
|
Gtk::SpinButton spinBox(adjustment); |
776 |
|
|
if (region->KeyGroup) spinBox.set_value(region->KeyGroup); |
777 |
|
|
dialog.get_vbox()->pack_start(spinBox); |
778 |
|
|
spinBox.show(); |
779 |
|
|
// add OK and CANCEL buttons to the dialog |
780 |
|
|
dialog.add_button(Gtk::Stock::OK, 0); |
781 |
|
|
dialog.add_button(Gtk::Stock::CANCEL, 1); |
782 |
|
|
dialog.show_all_children(); |
783 |
|
|
if (!dialog.run()) { // OK selected ... |
784 |
|
|
region->KeyGroup = |
785 |
|
|
(checkBoxKeygroup.get_active()) ? spinBox.get_value_as_int() : 0; |
786 |
|
|
} |
787 |
|
|
} |
788 |
|
|
|
789 |
|
|
void RegionChooser::add_region() |
790 |
|
|
{ |
791 |
schoenebeck |
1322 |
instrument_struct_to_be_changed_signal.emit(instrument); |
792 |
|
|
|
793 |
schoenebeck |
1225 |
region = instrument->AddRegion(); |
794 |
schoenebeck |
1336 |
region->SetKeyRange(new_region_pos, new_region_pos); |
795 |
schoenebeck |
1225 |
|
796 |
schoenebeck |
1322 |
instrument_struct_changed_signal.emit(instrument); |
797 |
persson |
1623 |
regions.update(instrument); |
798 |
schoenebeck |
1322 |
|
799 |
schoenebeck |
1225 |
queue_draw(); |
800 |
persson |
1261 |
region_selected(); |
801 |
|
|
instrument_changed(); |
802 |
schoenebeck |
1225 |
} |
803 |
|
|
|
804 |
|
|
void RegionChooser::delete_region() |
805 |
|
|
{ |
806 |
schoenebeck |
1322 |
instrument_struct_to_be_changed_signal.emit(instrument); |
807 |
schoenebeck |
1225 |
instrument->DeleteRegion(region); |
808 |
schoenebeck |
1322 |
instrument_struct_changed_signal.emit(instrument); |
809 |
persson |
1623 |
regions.update(instrument); |
810 |
schoenebeck |
1322 |
|
811 |
schoenebeck |
1225 |
region = 0; |
812 |
|
|
queue_draw(); |
813 |
persson |
1261 |
region_selected(); |
814 |
|
|
instrument_changed(); |
815 |
schoenebeck |
1225 |
} |
816 |
|
|
|
817 |
|
|
void RegionChooser::manage_dimensions() |
818 |
|
|
{ |
819 |
|
|
gig::Region* region = get_region(); |
820 |
|
|
if (!region) return; |
821 |
|
|
dimensionManager.show(region); |
822 |
|
|
} |
823 |
|
|
|
824 |
|
|
void RegionChooser::on_dimension_manager_changed() { |
825 |
persson |
1261 |
region_selected(); |
826 |
|
|
instrument_changed(); |
827 |
schoenebeck |
1225 |
} |
828 |
schoenebeck |
1322 |
|
829 |
schoenebeck |
1339 |
sigc::signal<void, gig::Instrument*>& RegionChooser::signal_instrument_struct_to_be_changed() { |
830 |
schoenebeck |
1322 |
return instrument_struct_to_be_changed_signal; |
831 |
|
|
} |
832 |
|
|
|
833 |
schoenebeck |
1339 |
sigc::signal<void, gig::Instrument*>& RegionChooser::signal_instrument_struct_changed() { |
834 |
schoenebeck |
1322 |
return instrument_struct_changed_signal; |
835 |
|
|
} |
836 |
|
|
|
837 |
schoenebeck |
1339 |
sigc::signal<void, gig::Region*>& RegionChooser::signal_region_to_be_changed() { |
838 |
schoenebeck |
1322 |
return region_to_be_changed_signal; |
839 |
|
|
} |
840 |
|
|
|
841 |
schoenebeck |
1339 |
sigc::signal<void, gig::Region*>& RegionChooser::signal_region_changed_signal() { |
842 |
schoenebeck |
1322 |
return region_changed_signal; |
843 |
|
|
} |
844 |
schoenebeck |
1660 |
|
845 |
|
|
sigc::signal<void, int/*key*/, int/*velocity*/>& RegionChooser::signal_keyboard_key_hit() { |
846 |
|
|
return keyboard_key_hit_signal; |
847 |
|
|
} |
848 |
|
|
|
849 |
|
|
sigc::signal<void, int/*key*/, int/*velocity*/>& RegionChooser::signal_keyboard_key_released() { |
850 |
|
|
return keyboard_key_released_signal; |
851 |
|
|
} |