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#include "regionchooser.h" |
#include "regionchooser.h" |
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#include <gdkmm/cursor.h> |
#include <gdkmm/cursor.h> |
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#include <gtkmm/stock.h> |
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#include <libintl.h> |
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#define _(String) gettext(String) |
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RegionChooser::RegionChooser() |
RegionChooser::RegionChooser() |
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{ |
{ |
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colormap->alloc_color(grey1); |
colormap->alloc_color(grey1); |
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instrument = 0; |
instrument = 0; |
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region = 0; |
region = 0; |
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resize.active = false; |
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add_events(Gdk::BUTTON_PRESS_MASK | Gdk::POINTER_MOTION_MASK); |
cursor_is_resize = false; |
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h1 = 20; |
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width = 800; |
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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.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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RegionChooser::~RegionChooser() |
RegionChooser::~RegionChooser() |
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{ |
{ |
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Glib::RefPtr<Gdk::Window> window = get_window(); |
Glib::RefPtr<Gdk::Window> window = get_window(); |
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window->clear(); |
window->clear(); |
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const int h1 = 20; |
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const int h = 40; |
const int h = 40; |
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const int w = 800 - 1; |
const int w = width - 1; |
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const int bh = int(h * 0.55); |
const int bh = int(h * 0.55); |
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Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc(); |
Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc(); |
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window->draw_rectangle(white, true, x3 + 1, 1, x2 - x3 - 1, h1 - 2); |
window->draw_rectangle(white, true, x3 + 1, 1, x2 - x3 - 1, h1 - 2); |
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x3 = -1; |
x3 = -1; |
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} |
} |
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// draw_region(r->KeyRange.low, r->KeyRange.high + 1, i % 3 == 0 ? blue : i % 3 == 1 ? red : green); |
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i++; |
i++; |
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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) |
void RegionChooser::draw_region(int from, int to, const Gdk::Color& color) |
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{ |
{ |
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const int h1 = 20; |
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const int h = 40; |
const int h = 40; |
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const int w = 800; |
const int w = width; |
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const int bh = int(h * 0.55); |
const int bh = int(h * 0.55); |
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Glib::RefPtr<Gdk::Window> window = get_window(); |
Glib::RefPtr<Gdk::Window> window = get_window(); |
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void RegionChooser::set_instrument(gig::Instrument* instrument) |
void RegionChooser::set_instrument(gig::Instrument* instrument) |
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{ |
{ |
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this->instrument = instrument; |
this->instrument = instrument; |
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region = instrument->GetFirstRegion(); |
region = instrument ? instrument->GetFirstRegion() : 0; |
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queue_draw(); |
queue_draw(); |
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sel_changed_signal.emit(); |
sel_changed_signal.emit(); |
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} |
} |
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void RegionChooser::set_region(gig::Region* region) |
bool RegionChooser::on_button_release_event(GdkEventButton* event) |
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{ |
{ |
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this->region = region; |
if (resize.active) { |
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queue_draw(); |
get_window()->pointer_ungrab(event->time); |
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resize.active = false; |
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if (resize.mode == resize.moving_high_limit) { |
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resize.region->KeyRange.high = resize.pos - 1; |
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} else if (resize.mode == resize.moving_low_limit) { |
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resize.region->KeyRange.low = resize.pos; |
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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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} |
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return true; |
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} |
} |
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bool RegionChooser::on_button_press_event(GdkEventButton* event) |
bool RegionChooser::on_button_press_event(GdkEventButton* event) |
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{ |
{ |
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const int w = 800 - 1; |
if (!instrument) return true; |
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if (instrument) { |
int k = int(event->x / (width - 1) * 128.0); |
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int i = 0; |
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for (gig::Region *r = instrument->GetFirstRegion() ; |
if (event->type == GDK_BUTTON_PRESS && event->button == 3) { |
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r ; |
gig::Region* r = get_region(k); |
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r = instrument->GetNextRegion()) { |
if (r) { |
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int x = int(w * (r->KeyRange.low) / 128.0 + 0.5); |
region = r; |
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int x2 = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5); |
queue_draw(); |
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if (event->x >= x && event->x < x2) { |
sel_changed_signal.emit(); |
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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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Gdk::Cursor double_arrow(Gdk::SB_H_DOUBLE_ARROW); |
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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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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; |
region = r; |
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break; |
queue_draw(); |
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sel_changed_signal.emit(); |
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} |
} |
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i++; |
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} |
} |
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queue_draw(); |
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sel_changed_signal.emit(); |
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} |
} |
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return true; |
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} |
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gig::Region* RegionChooser::get_region(int key) |
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{ |
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for (gig::Region *r = instrument->GetFirstRegion() ; r ; |
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r = instrument->GetNextRegion()) { |
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if (key < r->KeyRange.low) return 0; |
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if (key <= r->KeyRange.high) return r; |
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} |
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return 0; |
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} |
} |
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// muspekarexperiment. Fel eventhantering - se example_drawingarea.cc |
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bool inside = false; |
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bool RegionChooser::on_motion_notify_event(GdkEventMotion* event) |
bool RegionChooser::on_motion_notify_event(GdkEventMotion* event) |
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{ |
{ |
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if (event->x > 100 && event->x < 120) { |
const int w = width - 1; |
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if (!inside) { |
Glib::RefPtr<Gdk::Window> window = get_window(); |
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Gdk::Cursor oj(Gdk::CROSSHAIR); |
int x, y; |
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get_window()->set_cursor(oj); |
Gdk::ModifierType state = Gdk::ModifierType(0); |
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inside = true; |
window->get_pointer(x, y, state); |
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} |
if (resize.active) { |
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} else if (inside) { |
int k = int(double(x) / w * 128.0 + 0.5); |
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get_window()->set_cursor(); |
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inside = false; |
if (k < resize.min) k = resize.min; |
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else if (k > resize.max) k = resize.max; |
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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 |
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resize.min = resize.prev_region->KeyRange.high + 1; |
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resize.mode = resize.moving_low_limit; |
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} |
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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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if (region == resize.region) { |
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gc->set_foreground(red); |
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white = gc; |
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} |
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Glib::RefPtr<const Gdk::GC> bg = get_style()->get_bg_gc(Gtk::STATE_NORMAL); |
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int prevx = int(w * resize.pos / 128.0 + 0.5); |
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x = int(w * k / 128.0 + 0.5); |
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if (resize.mode == resize.moving_high_limit) { |
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if (k > resize.pos) { |
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window->draw_rectangle(white, true, prevx, 1, x - prevx, h1 - 2); |
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window->draw_line(black, prevx, 0, x, 0); |
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window->draw_line(black, prevx, h1 - 1, x, h1 - 1); |
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} else { |
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int xx = ((resize.pos == resize.max && resize.max != 128) ? 1 : 0); |
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window->draw_rectangle(bg, true, x + 1, 0, prevx - x - xx, h1); |
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} |
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} else { |
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if (k < resize.pos) { |
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window->draw_rectangle(white, true, x + 1, 1, prevx - x, h1 - 2); |
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window->draw_line(black, x, 0, prevx, 0); |
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window->draw_line(black, x, h1 - 1, prevx, h1 - 1); |
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} else { |
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int xx = ((resize.pos == resize.min && resize.min != 0) ? 1 : 0); |
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window->draw_rectangle(bg, true, prevx + xx, 0, x - prevx - xx, h1); |
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} |
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} |
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window->draw_line(black, x, 1, x, h1 - 2); |
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resize.pos = k; |
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} |
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} else { |
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if (is_in_resize_zone(x, y)) { |
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if (!cursor_is_resize) { |
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Gdk::Cursor double_arrow(Gdk::SB_H_DOUBLE_ARROW); |
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window->set_cursor(double_arrow); |
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cursor_is_resize = true; |
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} |
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} else if (cursor_is_resize) { |
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window->set_cursor(); |
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cursor_is_resize = false; |
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} |
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} |
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return true; |
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} |
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bool RegionChooser::is_in_resize_zone(double x, double y) { |
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const int w = width - 1; |
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if (instrument && y >= 0 && y <= h1) { |
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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 ; r = next_region) { |
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next_region = instrument->GetNextRegion(); |
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int lo = int(w * (r->KeyRange.low) / 128.0 + 0.5); |
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if (x <= lo - 2) break; |
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if (x < lo + 2) { |
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resize.region = r; |
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resize.pos = r->KeyRange.low; |
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resize.max = r->KeyRange.high; |
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if (prev_region && prev_region->KeyRange.high + 1 == r->KeyRange.low) { |
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// we don't know yet if it's the high limit of |
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// prev_region or the low limit of r that's going |
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// to be edited |
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resize.mode = resize.undecided; |
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resize.min = prev_region->KeyRange.low + 1; |
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resize.prev_region = prev_region; |
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return true; |
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} |
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// edit low limit |
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resize.mode = resize.moving_low_limit; |
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resize.min = prev_region ? prev_region->KeyRange.high + 1 : 0; |
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return true; |
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} |
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if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) { |
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int hi = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5); |
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if (x <= hi - 2) break; |
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if (x < hi + 2) { |
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// edit high limit |
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resize.region = r; |
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resize.pos = r->KeyRange.high + 1; |
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resize.mode = resize.moving_high_limit; |
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resize.min = r->KeyRange.low + 1; |
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resize.max = next_region ? next_region->KeyRange.low : 128; |
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return true; |
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} |
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} |
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prev_region = r; |
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} |
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} |
} |
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return false; |
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} |
} |
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sigc::signal<void> RegionChooser::signal_sel_changed() |
sigc::signal<void> RegionChooser::signal_sel_changed() |
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{ |
{ |
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return sel_changed_signal; |
return sel_changed_signal; |
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} |
} |
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void RegionChooser::show_region_properties() |
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{ |
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} |
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void RegionChooser::add_region() |
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{ |
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gig::Region* r; |
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for (r = instrument->GetFirstRegion() ; r ; r = instrument->GetNextRegion()) { |
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if (r->KeyRange.low > new_region_pos) break; |
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} |
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region = instrument->AddRegion(); |
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region->KeyRange.low = region->KeyRange.high = new_region_pos; |
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instrument->MoveRegion(region, r); |
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queue_draw(); |
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sel_changed_signal.emit(); |
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} |
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void RegionChooser::delete_region() |
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{ |
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instrument->DeleteRegion(region); |
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region = 0; |
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queue_draw(); |
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sel_changed_signal.emit(); |
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} |
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void RegionChooser::manage_dimensions() |
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{ |
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gig::Region* region = get_region(); |
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if (!region) return; |
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dimensionManager.show(region); |
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} |
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void RegionChooser::on_dimension_manager_changed() { |
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sel_changed_signal.emit(); |
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} |