--- gigedit/trunk/src/gigedit/regionchooser.cpp 2007/06/10 10:56:11 1225 +++ gigedit/trunk/src/gigedit/regionchooser.cpp 2013/04/14 07:29:59 2442 @@ -1,5 +1,5 @@ /* - * Copyright (C) 2006, 2007 Andreas Persson + * Copyright (C) 2006-2011 Andreas Persson * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -18,38 +18,89 @@ */ #include "regionchooser.h" + +#include + +#include +#include #include #include #include #include -#include -#include -#define _(String) gettext(String) +#include "global.h" + +#define REGION_BLOCK_HEIGHT 20 +#define KEYBOARD_HEIGHT 40 + +void SortedRegions::update(gig::Instrument* instrument) { + // Usually, the regions in a gig file are ordered after their key + // range, but there are files where they are not. The + // RegionChooser code needs a sorted list of regions. + regions.clear(); + if (instrument) { + for (gig::Region* r = instrument->GetFirstRegion() ; + r ; + r = instrument->GetNextRegion()) { + regions.push_back(r); + } + sort(regions.begin(), regions.end(), *this); + } +} + +gig::Region* SortedRegions::first() { + region_iterator = regions.begin(); + return region_iterator == regions.end() ? 0 : *region_iterator; +} + +gig::Region* SortedRegions::next() { + region_iterator++; + return region_iterator == regions.end() ? 0 : *region_iterator; +} + -RegionChooser::RegionChooser() + +RegionChooser::RegionChooser() : + activeKeyColor("red"), + red("#8070ff"), + grey1("grey69"), + white("white"), + black("black"), + m_VirtKeybModeChoice(_("Virtual Keyboard Mode")), + currentActiveKey(-1) { - Glib::RefPtr colormap = get_default_colormap(); + set_size_request(500, KEYBOARD_HEIGHT + REGION_BLOCK_HEIGHT); - black = Gdk::Color("black"); - white = Gdk::Color("white"); - red = Gdk::Color("#8070ff"); - blue = Gdk::Color("#c098ff"); - green = Gdk::Color("#a088ff"); - grey1 = Gdk::Color("red"); - - colormap->alloc_color(black); - colormap->alloc_color(white); - colormap->alloc_color(red); - colormap->alloc_color(blue); - colormap->alloc_color(green); - colormap->alloc_color(grey1); instrument = 0; region = 0; resize.active = false; + move.active = false; cursor_is_resize = false; - h1 = 20; - width = 800; + h1 = REGION_BLOCK_HEIGHT; + + // properties of the virtual keyboard + { + const char* choices[] = { _("normal"), _("chord"), 0 }; + static const virt_keyboard_mode_t values[] = { + VIRT_KEYBOARD_MODE_NORMAL, + VIRT_KEYBOARD_MODE_CHORD + }; + m_VirtKeybModeChoice.set_choices(choices, values); + m_VirtKeybModeChoice.set_value(VIRT_KEYBOARD_MODE_NORMAL); + } + m_VirtKeybVelocityLabelDescr.set_text(_("Note-On Velocity:")); + m_VirtKeybVelocityLabel.set_text("-"); + m_VirtKeybOffVelocityLabelDescr.set_text(_("Note-Off Velocity:")); + m_VirtKeybOffVelocityLabel.set_text("-"); + m_VirtKeybPropsBox.pack_start(m_VirtKeybModeChoice.label, Gtk::PACK_SHRINK); + m_VirtKeybPropsBox.pack_start(m_VirtKeybModeChoice.widget, Gtk::PACK_SHRINK); + m_VirtKeybPropsBox.pack_start(m_VirtKeybVelocityLabelDescr, Gtk::PACK_SHRINK); + m_VirtKeybPropsBox.pack_start(m_VirtKeybVelocityLabel, Gtk::PACK_SHRINK); + m_VirtKeybPropsBox.pack_start(m_VirtKeybOffVelocityLabelDescr, Gtk::PACK_SHRINK); + m_VirtKeybPropsBox.pack_start(m_VirtKeybOffVelocityLabel, Gtk::PACK_SHRINK); + m_VirtKeybPropsBox.set_spacing(10); + m_VirtKeybPropsBox.show(); + for (int i = 0 ; i < 128 ; i++) key_pressed[i] = false; actionGroup = Gtk::ActionGroup::create(); actionGroup->add(Gtk::Action::create("Properties", @@ -86,8 +137,22 @@ add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK | Gdk::POINTER_MOTION_MASK | Gdk::POINTER_MOTION_HINT_MASK); - dimensionManager.articulation_changed_signal.connect( - sigc::mem_fun(*this, &RegionChooser::on_dimension_manager_changed) + dimensionManager.region_to_be_changed_signal.connect( + region_to_be_changed_signal.make_slot() + ); + dimensionManager.region_changed_signal.connect( + region_changed_signal.make_slot() + ); + dimensionManager.region_changed_signal.connect( + sigc::hide( + sigc::mem_fun(*this, &RegionChooser::on_dimension_manager_changed) + ) + ); + keyboard_key_hit_signal.connect( + sigc::mem_fun(*this, &RegionChooser::on_note_on_event) + ); + keyboard_key_released_signal.connect( + sigc::mem_fun(*this, &RegionChooser::on_note_off_event) ); } @@ -95,169 +160,370 @@ { } -void RegionChooser::on_realize() -{ - // We need to call the base on_realize() - Gtk::DrawingArea::on_realize(); +void RegionChooser::invalidate_key(int key) { + const int h = KEYBOARD_HEIGHT; + const int w = get_width() - 1; + int x1 = key_to_x(key - 0.5, w); + int x2 = key_to_x(key + 1.5, w); + + Gdk::Rectangle rect(x1 + 1, h1 + 1, x2 - x1 - 1, h - 2); + get_window()->invalidate_rect(rect, false); +} + +void RegionChooser::on_note_on_event(int key, int velocity) { + key_pressed[key] = true; + invalidate_key(key); + m_VirtKeybVelocityLabel.set_text(ToString(velocity)); +} + +void RegionChooser::on_note_off_event(int key, int velocity) { + key_pressed[key] = false; + invalidate_key(key); + m_VirtKeybOffVelocityLabel.set_text(ToString(velocity)); +} - // Now we can allocate any additional resources we need - Glib::RefPtr window = get_window(); - gc = Gdk::GC::create(window); - window->clear(); + +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 +bool RegionChooser::on_expose_event(GdkEventExpose* e) { + double clipx1 = e->area.x; + double clipx2 = e->area.x + e->area.width; + double clipy1 = e->area.y; + double clipy2 = e->area.y + e->area.height; + + const Cairo::RefPtr& cr = + get_window()->create_cairo_context(); +#if 0 +} +#endif +#else +bool RegionChooser::on_draw(const Cairo::RefPtr& cr) { + double clipx1, clipx2, clipy1, clipy2; + cr->get_clip_extents(clipx1, clipy1, clipx2, clipy2); +#endif + + cr->save(); + cr->set_line_width(1); + +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 + const Gdk::Color bg = get_style()->get_bg(Gtk::STATE_NORMAL); +#else + const Gdk::RGBA bg = get_style_context()->get_background_color(); +#endif + Gdk::Cairo::set_source_rgba(cr, bg); + cr->paint(); + + const int w = get_width() - 1; + + if (clipy2 > h1) { + draw_keyboard(cr, clipx1, clipx2); + } + + if (clipy1 < h1 && instrument) { + draw_regions(cr, clipx1, clipx2); + } + + cr->restore(); + + return true; } -bool RegionChooser::on_expose_event(GdkEventExpose* event) -{ - Glib::RefPtr window = get_window(); - window->clear(); - const int h = 40; - const int w = width - 1; +void RegionChooser::draw_keyboard(const Cairo::RefPtr& cr, + int clip_low, int clip_high) { + const int h = KEYBOARD_HEIGHT; + const int w = get_width() - 1; const int bh = int(h * 0.55); - Glib::RefPtr black = get_style()->get_black_gc(); - Glib::RefPtr white = get_style()->get_white_gc(); + Gdk::Cairo::set_source_rgba(cr, black); + cr->rectangle(0.5, h1 + 0.5, w, h - 1); + cr->stroke(); + + int x1 = key_to_x(20.5, w); + Gdk::Cairo::set_source_rgba(cr, grey1); + cr->rectangle(1, h1 + 1, x1 - 1, h - 2); + cr->fill(); + + int x2 = key_to_x(109.5, w); + Gdk::Cairo::set_source_rgba(cr, white); + cr->rectangle(x1 + 1, h1 + 1, x2 - x1 - 1, h - 2); + cr->fill(); + + Gdk::Cairo::set_source_rgba(cr, grey1); + cr->rectangle(x2 + 1, h1 + 1, w - x2 - 1, h - 2); + cr->fill(); - window->draw_rectangle(black, false, 0, h1, w, h - 1); - window->draw_rectangle(white, true, 1, h1 + 1, w - 1, h - 2); - for (int i = 0 ; i < 128 ; i++) { - int note = (i + 3) % 12; - int x = int(w * i / 128.0 + 0.5); + Gdk::Cairo::set_source_rgba(cr, black); - if (note == 1 || note == 4 || note == 6 || note == 9 || note == 11) { - int x2 = int(w * (i + 0.5) / 128.0 + 0.5); - window->draw_line(black, x2, h1 + bh, x2, h1 + h); + int clipkey1 = std::max(0, x_to_key_right(clip_low - 1, w)); + int clipkey2 = std::min(x_to_key_right(clip_high - 1, w) + 1, 128); - int x3 = int(w * (i + 1) / 128.0 + 0.5); - window->draw_rectangle(black, true, x, h1 + 1, x3 - x + 1, bh); + for (int i = clipkey1 ; i < clipkey2 ; i++) { + int note = (i + 3) % 12; + int x = key_to_x(i, w); + + if (note == 1 || note == 4 || note == 6 || + note == 9 || note == 11) { + // black key: short line in the middle, with a rectangle + // on top + int x2 = key_to_x(i + 0.5, w); + cr->move_to(x2 + 0.5, h1 + bh + 0.5); + cr->line_to(x2 + 0.5, h1 + h - 1); + cr->stroke(); + + int x3 = key_to_x(i + 1, w); + cr->rectangle(x, h1 + 1, x3 - x + 1, bh); + cr->fill(); } else if (note == 3 || note == 8) { - window->draw_line(black, x, h1 + 1, x, h1 + h); + // C or F: long line to the left + cr->move_to(x + 0.5, h1 + 1); + cr->line_to(x + 0.5, h1 + h - 1); + cr->stroke(); } - } - if (instrument) { - int i = 0; - gig::Region *nextRegion; - int x3 = -1; - for (gig::Region *r = instrument->GetFirstRegion() ; - r ; - r = nextRegion) { + if (key_pressed[i]) draw_key(cr, i); - if (x3 < 0) x3 = int(w * (r->KeyRange.low) / 128.0 + 0.5); - nextRegion = instrument->GetNextRegion(); - if (!nextRegion || r->KeyRange.high + 1 != nextRegion->KeyRange.low) { - int x2 = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5); - window->draw_line(black, x3, 0, x2, 0); - window->draw_line(black, x3, h1 - 1, x2, h1 - 1); - window->draw_line(black, x2, 1, x2, h1 - 2); - window->draw_rectangle(white, true, x3 + 1, 1, x2 - x3 - 1, h1 - 2); - x3 = -1; - } - i++; - } + if (note == 3) draw_digit(cr, i); + } +} - for (gig::Region *r = instrument->GetFirstRegion() ; - r ; - r = instrument->GetNextRegion()) { - int x = int(w * (r->KeyRange.low) / 128.0 + 0.5); - window->draw_line(black, x, 1, x, h1 - 2); - } - if (region) { - int x1 = int(w * (region->KeyRange.low) / 128.0 + 0.5); - int x2 = int(w * (region->KeyRange.high + 1) / 128.0 + 0.5); - gc->set_foreground(red); - window->draw_rectangle(gc, true, x1 + 1, 1, x2 - x1 - 1, h1 - 2); +void RegionChooser::draw_regions(const Cairo::RefPtr& cr, + int clip_low, int clip_high) { + const int w = get_width() - 1; + + Gdk::Cairo::set_source_rgba(cr, black); + gig::Region* next_region; + int x3 = -1; + for (gig::Region* r = regions.first() ; r ; r = next_region) { + next_region = regions.next(); + + if (x3 < 0) { + x3 = key_to_x(r->KeyRange.low, w); + if (x3 >= clip_high) break; + } + if (!next_region || + r->KeyRange.high + 1 != next_region->KeyRange.low || + r == region || next_region == region) { + + int x2 = key_to_x(r->KeyRange.high + 1, w); + if (x2 >= clip_low) { + cr->move_to(x3, 0.5); + cr->line_to(x2 + 0.5, 0.5); + cr->line_to(x2 + 0.5, h1 - 0.5); + cr->line_to(x3, h1 - 0.5); + cr->stroke(); + + Gdk::Cairo::set_source_rgba(cr, region == r ? red : white); + cr->rectangle(x3 + 1, 1, x2 - x3 - 1, h1 - 2); + cr->fill(); + Gdk::Cairo::set_source_rgba(cr, black); + } + x3 = -1; } } - return true; -} + for (gig::Region* r = regions.first() ; r ; r = regions.next()) { + int x = key_to_x(r->KeyRange.low, w); -void RegionChooser::on_size_request(GtkRequisition* requisition) -{ - *requisition = GtkRequisition(); - requisition->height = 40 + 20; - requisition->width = 500; -} + if (x < clip_low) continue; + if (x >= clip_high) break; + cr->move_to(x + 0.5, 1); + cr->line_to(x + 0.5, h1 - 1); + cr->stroke(); + } +} -// not used -void RegionChooser::draw_region(int from, int to, const Gdk::Color& color) -{ - const int h = 40; - const int w = width; +bool RegionChooser::is_black_key(int key) { + const int note = (key + 3) % 12; + return note == 1 || note == 4 || note == 6 || note == 9 || note == 11; +} + +void RegionChooser::draw_digit(const Cairo::RefPtr& cr, + int key) { + const int h = KEYBOARD_HEIGHT; + const int w = get_width() - 1; + Glib::RefPtr layout = + Pango::Layout::create(get_pango_context()); + char buf[30]; + sprintf(buf, "%d", key / 12 - 1); + layout->set_markup(buf); + Pango::Rectangle rectangle = layout->get_logical_extents(); + double text_w = double(rectangle.get_width()) / Pango::SCALE; + double text_h = double(rectangle.get_height()) / Pango::SCALE; + double x = w * (key + 0.75) / 128.0; + Gdk::Cairo::set_source_rgba(cr, black); + cr->move_to(int(x - text_w / 2 + 1), int(h1 + h - text_h + 0.5)); +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 16) || GTKMM_MAJOR_VERSION < 2 + pango_cairo_show_layout(cr->cobj(), layout->gobj()); +#else + layout->show_in_cairo_context(cr); +#endif +} + +void RegionChooser::draw_key(const Cairo::RefPtr& cr, + int key) { + const int h = KEYBOARD_HEIGHT; + const int w = get_width() - 1; const int bh = int(h * 0.55); - Glib::RefPtr window = get_window(); - gc->set_foreground(color); + Gdk::Cairo::set_source_rgba(cr, activeKeyColor); - for (int i = from ; i < to ; i++) { - int note = (i + 3) % 12; - int x = int(w * i / 128.0 + 0.5) + 1; - int x2 = int(w * (i + 1.5) / 128.0 + 0.5); - int x3 = int(w * (i + 1) / 128.0 + 0.5); - int x4 = int(w * (i - 0.5) / 128 + 0.5) + 1; - int w1 = x3 - x; - switch (note) { - case 0: case 5: case 10: - window->draw_rectangle(gc, true, x, h1 + 1, w1, bh); - window->draw_rectangle(gc, true, x4, h1 + bh + 1, x2 - x4, h - bh - 2); - break; - case 2: case 7: - window->draw_rectangle(gc, true, x, h1 + 1, w1, bh); - window->draw_rectangle(gc, true, x4, h1 + bh + 1, x3 - x4, h - bh - 2); - break; - case 3: case 8: - window->draw_rectangle(gc, true, x, h1 + 1, w1, bh); - window->draw_rectangle(gc, true, x, h1 + bh + 1, x2 - x, h - bh - 2); - break; - default: - window->draw_rectangle(gc, true, x, h1 + 1, w1, bh - 1); - break; - } + int note = (key + 3) % 12; + int x = key_to_x(key, w) + 1; + int x2 = key_to_x(key + 1.5, w); + int x3 = key_to_x(key + 1, w); + int x4 = key_to_x(key - 0.5, w); + int w1 = x3 - x; + switch (note) { + case 0: case 5: case 10: + cr->rectangle(x, h1 + 1, w1, bh); + cr->fill(); + cr->rectangle(x4 + 1, h1 + bh + 1, x2 - x4 - 1, h - bh - 2); + cr->fill(); + break; + case 2: case 7: + cr->rectangle(x, h1 + 1, w1, bh); + cr->fill(); + cr->rectangle(x4 + 1, h1 + bh + 1, x3 - x4 - 1, h - bh - 2); + cr->fill(); + break; + case 3: case 8: + cr->rectangle(x, h1 + 1, w1, bh); + cr->fill(); + cr->rectangle(x, h1 + bh + 1, x2 - x, h - bh - 2); + cr->fill(); + break; + default: + cr->rectangle(x, h1 + 1, w1, bh - 1); + cr->fill(); + break; } + Gdk::Cairo::set_source_rgba(cr, black); } void RegionChooser::set_instrument(gig::Instrument* instrument) { this->instrument = instrument; - region = instrument ? instrument->GetFirstRegion() : 0; + regions.update(instrument); + region = regions.first(); queue_draw(); - sel_changed_signal.emit(); + region_selected(); + dimensionManager.set_region(region); } bool RegionChooser::on_button_release_event(GdkEventButton* event) { + const int k = x_to_key(event->x, get_width() - 1); + + // handle-note off on virtual keyboard + if (event->type == GDK_BUTTON_RELEASE) { + int velocity = (event->y >= REGION_BLOCK_HEIGHT + KEYBOARD_HEIGHT - 1) ? 127 : + int(float(event->y - REGION_BLOCK_HEIGHT) / float(KEYBOARD_HEIGHT) * 128.0f) + 1; + if (velocity <= 0) velocity = 1; + switch (m_VirtKeybModeChoice.get_value()) { + case VIRT_KEYBOARD_MODE_CHORD: + if (event->y >= REGION_BLOCK_HEIGHT) + keyboard_key_released_signal.emit(k, velocity); + break; + case VIRT_KEYBOARD_MODE_NORMAL: + default: + if (currentActiveKey >= 0 && currentActiveKey <= 127) { + keyboard_key_released_signal.emit(currentActiveKey, velocity); + currentActiveKey = -1; + } + break; + } + } + if (resize.active) { +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 get_window()->pointer_ungrab(event->time); +#else + Glib::wrap(event->device, true)->ungrab(event->time); +#endif resize.active = false; - if (resize.mode == resize.moving_high_limit) { - resize.region->KeyRange.high = resize.pos - 1; - } else if (resize.mode == resize.moving_low_limit) { - resize.region->KeyRange.low = resize.pos; - } - if (!is_in_resize_zone(event->x, event->y) && cursor_is_resize) { get_window()->set_cursor(); cursor_is_resize = false; } + } else if (move.active) { +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 + get_window()->pointer_ungrab(event->time); +#else + Glib::wrap(event->device, true)->ungrab(event->time); +#endif + move.active = false; + + if (is_in_resize_zone(event->x, event->y)) { +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 + get_window()->set_cursor(Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW)); +#else + get_window()->set_cursor(Gdk::Cursor::create(Gdk::SB_H_DOUBLE_ARROW)); +#endif + cursor_is_resize = true; + } } return true; } +void RegionChooser::update_after_resize() +{ + if (resize.mode == resize.moving_high_limit) { + if (resize.region->KeyRange.high != resize.pos - 1) { + instrument_struct_to_be_changed_signal.emit(instrument); + resize.region->SetKeyRange(resize.region->KeyRange.low, + resize.pos - 1); + regions.update(instrument); + instrument_changed.emit(); + instrument_struct_changed_signal.emit(instrument); + } + } else if (resize.mode == resize.moving_low_limit) { + if (resize.region->KeyRange.low != resize.pos) { + instrument_struct_to_be_changed_signal.emit(instrument); + resize.region->SetKeyRange(resize.pos, + resize.region->KeyRange.high); + regions.update(instrument); + instrument_changed.emit(); + instrument_struct_changed_signal.emit(instrument); + } + } +} + +void RegionChooser::update_after_move(int pos) +{ + instrument_struct_to_be_changed_signal.emit(instrument); + region->SetKeyRange(pos, pos + region->KeyRange.high - + region->KeyRange.low); + regions.update(instrument); + instrument_changed.emit(); + instrument_struct_changed_signal.emit(instrument); +} + bool RegionChooser::on_button_press_event(GdkEventButton* event) { if (!instrument) return true; - int k = int(event->x / (width - 1) * 128.0); + const int w = get_width() - 1; + const int k = x_to_key(event->x, w); + if (event->type == GDK_BUTTON_PRESS) { + if (event->y >= REGION_BLOCK_HEIGHT) { + int velocity = (event->y >= REGION_BLOCK_HEIGHT + KEYBOARD_HEIGHT - 1) ? 127 : + int(float(event->y - REGION_BLOCK_HEIGHT) / float(KEYBOARD_HEIGHT) * 128.0f) + 1; + currentActiveKey = k; + keyboard_key_hit_signal.emit(k, velocity); + } + } + + if (event->y >= REGION_BLOCK_HEIGHT) return true; if (event->type == GDK_BUTTON_PRESS && event->button == 3) { gig::Region* r = get_region(k); if (r) { region = r; queue_draw(); - sel_changed_signal.emit(); + region_selected(); + dimensionManager.set_region(region); popup_menu_inside_region->popup(event->button, event->time); } else { new_region_pos = k; @@ -265,19 +531,51 @@ } } else { if (is_in_resize_zone(event->x, event->y)) { - Gdk::Cursor double_arrow(Gdk::SB_H_DOUBLE_ARROW); +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 get_window()->pointer_grab(false, Gdk::BUTTON_RELEASE_MASK | Gdk::POINTER_MOTION_MASK | Gdk::POINTER_MOTION_HINT_MASK, - double_arrow, event->time); + Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW), + event->time); +#else + Glib::wrap(event->device, true)->grab(get_window(), + Gdk::OWNERSHIP_NONE, + false, + Gdk::BUTTON_RELEASE_MASK | + Gdk::POINTER_MOTION_MASK | + Gdk::POINTER_MOTION_HINT_MASK, + Gdk::Cursor::create(Gdk::SB_H_DOUBLE_ARROW), + event->time); +#endif resize.active = true; } else { gig::Region* r = get_region(k); if (r) { region = r; queue_draw(); - sel_changed_signal.emit(); + region_selected(); + dimensionManager.set_region(region); + +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 + get_window()->pointer_grab(false, + Gdk::BUTTON_RELEASE_MASK | + Gdk::POINTER_MOTION_MASK | + Gdk::POINTER_MOTION_HINT_MASK, + Gdk::Cursor(Gdk::FLEUR), + event->time); +#else + Glib::wrap(event->device, true)->grab(get_window(), + Gdk::OWNERSHIP_NONE, + false, + Gdk::BUTTON_RELEASE_MASK | + Gdk::POINTER_MOTION_MASK | + Gdk::POINTER_MOTION_HINT_MASK, + Gdk::Cursor::create(Gdk::FLEUR), + event->time); +#endif + move.active = true; + move.offset = event->x - key_to_x(region->KeyRange.low, w); } } } @@ -286,77 +584,184 @@ gig::Region* RegionChooser::get_region(int key) { - for (gig::Region *r = instrument->GetFirstRegion() ; r ; - r = instrument->GetNextRegion()) { + for (gig::Region* r = regions.first() ; r ; r = regions.next()) { if (key < r->KeyRange.low) return 0; if (key <= r->KeyRange.high) return r; } return 0; } -bool RegionChooser::on_motion_notify_event(GdkEventMotion* event) +void RegionChooser::motion_resize_region(int x, int y) { - const int w = width - 1; - Glib::RefPtr window = get_window(); - int x, y; - Gdk::ModifierType state = Gdk::ModifierType(0); - window->get_pointer(x, y, state); - if (resize.active) { - int k = int(double(x) / w * 128.0 + 0.5); + const int w = get_width() - 1; - if (k < resize.min) k = resize.min; - else if (k > resize.max) k = resize.max; + int k = int(double(x) / w * 128.0 + 0.5); - if (k != resize.pos) { - if (resize.mode == resize.undecided) { - if (k < resize.pos) { - // edit high limit of prev_region - resize.max = resize.region->KeyRange.low; - resize.region = resize.prev_region; - resize.mode = resize.moving_high_limit; - } else { - // edit low limit of region - resize.min = resize.prev_region->KeyRange.high + 1; - resize.mode = resize.moving_low_limit; - } + if (k < resize.min) k = resize.min; + else if (k > resize.max) k = resize.max; + + if (k != resize.pos) { + if (resize.mode == resize.undecided) { + if (k < resize.pos) { + // edit high limit of prev_region + resize.max = resize.region->KeyRange.low; + resize.region = resize.prev_region; + resize.mode = resize.moving_high_limit; + } else { + // edit low limit of region + resize.min = resize.prev_region->KeyRange.high + 1; + resize.mode = resize.moving_low_limit; + } + } + resize.pos = k; + + int x1, x2; + if (resize.mode == resize.moving_high_limit) { + if (resize.region->KeyRange.high < resize.pos - 1) { + x1 = resize.region->KeyRange.high; + x2 = resize.pos - 1; + } else { + x1 = resize.pos - 1; + x2 = resize.region->KeyRange.high; } - Glib::RefPtr black = get_style()->get_black_gc(); - Glib::RefPtr white = get_style()->get_white_gc(); - if (region == resize.region) { - gc->set_foreground(red); - white = gc; + } else { + if (resize.region->KeyRange.low < resize.pos) { + x1 = resize.region->KeyRange.low; + x2 = resize.pos; + } else { + x1 = resize.pos; + x2 = resize.region->KeyRange.low; } - Glib::RefPtr bg = get_style()->get_bg_gc(Gtk::STATE_NORMAL); - int prevx = int(w * resize.pos / 128.0 + 0.5); - x = int(w * k / 128.0 + 0.5); - - if (resize.mode == resize.moving_high_limit) { - if (k > resize.pos) { - window->draw_rectangle(white, true, prevx, 1, x - prevx, h1 - 2); - window->draw_line(black, prevx, 0, x, 0); - window->draw_line(black, prevx, h1 - 1, x, h1 - 1); + } + x1 = key_to_x(x1, w); + x2 = key_to_x(x2 + 1, w) + 1; + Gdk::Rectangle rect(x1, 0, x2 - x1, h1); + + update_after_resize(); + + get_window()->invalidate_rect(rect, false); + } +} + +void RegionChooser::motion_move_region(int x, int y) +{ + const int w = get_width() - 1; + + int l = int(double(x - move.offset) / w * 128.0 + 0.5); + + if (l == region->KeyRange.low) return; + int new_l; + int regionsize = region->KeyRange.high - region->KeyRange.low; + int a = 0; + if (l > region->KeyRange.low) { + for (gig::Region* r = regions.first() ; ; r = regions.next()) { + if (r != region) { + int b = r ? r->KeyRange.low : 128; + + // gap: from a to b (not inclusive b) + + if (region->KeyRange.high >= b) { + // not found the current gap yet, just continue } else { - int xx = ((resize.pos == resize.max && resize.max != 128) ? 1 : 0); - window->draw_rectangle(bg, true, x + 1, 0, prevx - x - xx, h1); + + if (a > l) { + // this gap is too far to the right, break + break; + } + + int newhigh = std::min(l + regionsize, b - 1); + int newlo = newhigh - regionsize; + + if (newlo >= a) { + // yes it fits - it's a candidate + new_l = newlo; + } } - } else { - if (k < resize.pos) { - window->draw_rectangle(white, true, x + 1, 1, prevx - x, h1 - 2); - window->draw_line(black, x, 0, prevx, 0); - window->draw_line(black, x, h1 - 1, prevx, h1 - 1); + if (!r) break; + a = r->KeyRange.high + 1; + } + } + } else { + for (gig::Region* r = regions.first() ; ; r = regions.next()) { + if (r != region) { + int b = r ? r->KeyRange.low : 128; + + // gap from a to b (not inclusive b) + + if (l + regionsize >= b) { + // not found the current gap yet, just continue } else { - int xx = ((resize.pos == resize.min && resize.min != 0) ? 1 : 0); - window->draw_rectangle(bg, true, prevx + xx, 0, x - prevx - xx, h1); + + if (a > region->KeyRange.low) { + // this gap is too far to the right, break + break; + } + + int newlo = std::max(l, a); + int newhigh = newlo + regionsize; + + if (newhigh < b) { + // yes it fits - break as the first one is the best + new_l = newlo; + break; + } } + if (!r) break; + a = r->KeyRange.high + 1; } - window->draw_line(black, x, 1, x, h1 - 2); - resize.pos = k; } + } + if (new_l == region->KeyRange.low) return; + + int x1 = key_to_x(std::min(int(region->KeyRange.low), new_l), w); + int x2 = key_to_x(std::max(int(region->KeyRange.high), + new_l + regionsize) + 1, w) + 1; + + Gdk::Rectangle rect(x1, 0, x2 - x1, h1); + update_after_move(new_l); + + get_window()->invalidate_rect(rect, false); +} + + +bool RegionChooser::on_motion_notify_event(GdkEventMotion* event) +{ + Glib::RefPtr window = get_window(); + int x, y; + Gdk::ModifierType state = Gdk::ModifierType(0); + window->get_pointer(x, y, state); + + // handle virtual MIDI keyboard + if (m_VirtKeybModeChoice.get_value() != VIRT_KEYBOARD_MODE_CHORD && + currentActiveKey > 0 && + event->y >= REGION_BLOCK_HEIGHT && + event->y < REGION_BLOCK_HEIGHT + KEYBOARD_HEIGHT) + { + const int k = x_to_key(event->x, get_width() - 1); + if (k != currentActiveKey) { + int velocity = + (event->y >= REGION_BLOCK_HEIGHT + KEYBOARD_HEIGHT - 1) ? 127 : + int(float(event->y - REGION_BLOCK_HEIGHT) / + float(KEYBOARD_HEIGHT) * 128.0f) + 1; + if (velocity <= 0) velocity = 1; + keyboard_key_released_signal.emit(currentActiveKey, velocity); + currentActiveKey = k; + keyboard_key_hit_signal.emit(k, velocity); + } + } + + if (resize.active) { + motion_resize_region(x, y); + } else if (move.active) { + motion_move_region(x, y); } else { if (is_in_resize_zone(x, y)) { if (!cursor_is_resize) { - Gdk::Cursor double_arrow(Gdk::SB_H_DOUBLE_ARROW); - window->set_cursor(double_arrow); +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 + window->set_cursor(Gdk::Cursor(Gdk::SB_H_DOUBLE_ARROW)); +#else + window->set_cursor(Gdk::Cursor::create(Gdk::SB_H_DOUBLE_ARROW)); +#endif cursor_is_resize = true; } } else if (cursor_is_resize) { @@ -369,15 +774,15 @@ } bool RegionChooser::is_in_resize_zone(double x, double y) { - const int w = width - 1; + const int w = get_width() - 1; if (instrument && y >= 0 && y <= h1) { gig::Region* prev_region = 0; gig::Region* next_region; - for (gig::Region* r = instrument->GetFirstRegion() ; r ; r = next_region) { - next_region = instrument->GetNextRegion(); + for (gig::Region* r = regions.first(); r ; r = next_region) { + next_region = regions.next(); - int lo = int(w * (r->KeyRange.low) / 128.0 + 0.5); + int lo = key_to_x(r->KeyRange.low, w); if (x <= lo - 2) break; if (x < lo + 2) { resize.region = r; @@ -391,16 +796,16 @@ resize.mode = resize.undecided; resize.min = prev_region->KeyRange.low + 1; resize.prev_region = prev_region; - return true; + return resize.min != resize.max; } // edit low limit resize.mode = resize.moving_low_limit; resize.min = prev_region ? prev_region->KeyRange.high + 1 : 0; - return true; + return resize.min != resize.max; } if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) { - int hi = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5); + int hi = key_to_x(r->KeyRange.high + 1, w); if (x <= hi - 2) break; if (x < hi + 2) { // edit high limit @@ -409,7 +814,7 @@ resize.mode = resize.moving_high_limit; resize.min = r->KeyRange.low + 1; resize.max = next_region ? next_region->KeyRange.low : 128; - return true; + return resize.min != resize.max; } } prev_region = r; @@ -418,23 +823,32 @@ return false; } -sigc::signal RegionChooser::signal_sel_changed() +sigc::signal& RegionChooser::signal_region_selected() { - return sel_changed_signal; + return region_selected; +} + +sigc::signal& RegionChooser::signal_instrument_changed() +{ + return instrument_changed; } void RegionChooser::show_region_properties() { if (!region) return; - Gtk::Dialog dialog("Region Properties", true /*modal*/); + Gtk::Dialog dialog(_("Region Properties"), true /*modal*/); // add "Keygroup" checkbox - Gtk::CheckButton checkBoxKeygroup("Member of a Keygroup (Exclusive Group)"); + Gtk::CheckButton checkBoxKeygroup(_("Member of a Keygroup (Exclusive Group)")); checkBoxKeygroup.set_active(region->KeyGroup); dialog.get_vbox()->pack_start(checkBoxKeygroup); checkBoxKeygroup.show(); // add "Keygroup" spinbox - Gtk::Adjustment adjustment(1, 1, pow(2,32)); +#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2 + Gtk::Adjustment adjustment(1, 1, 999); Gtk::SpinButton spinBox(adjustment); +#else + Gtk::SpinButton spinBox(Gtk::Adjustment::create(1, 1, 999)); +#endif if (region->KeyGroup) spinBox.set_value(region->KeyGroup); dialog.get_vbox()->pack_start(spinBox); spinBox.show(); @@ -450,25 +864,32 @@ void RegionChooser::add_region() { - gig::Region* r; - for (r = instrument->GetFirstRegion() ; r ; r = instrument->GetNextRegion()) { - if (r->KeyRange.low > new_region_pos) break; - } + instrument_struct_to_be_changed_signal.emit(instrument); region = instrument->AddRegion(); - region->KeyRange.low = region->KeyRange.high = new_region_pos; + region->SetKeyRange(new_region_pos, new_region_pos); + + instrument_struct_changed_signal.emit(instrument); + regions.update(instrument); - instrument->MoveRegion(region, r); queue_draw(); - sel_changed_signal.emit(); + region_selected(); + dimensionManager.set_region(region); + instrument_changed(); } void RegionChooser::delete_region() { + instrument_struct_to_be_changed_signal.emit(instrument); instrument->DeleteRegion(region); + instrument_struct_changed_signal.emit(instrument); + regions.update(instrument); + region = 0; queue_draw(); - sel_changed_signal.emit(); + region_selected(); + dimensionManager.set_region(region); + instrument_changed(); } void RegionChooser::manage_dimensions() @@ -479,5 +900,30 @@ } void RegionChooser::on_dimension_manager_changed() { - sel_changed_signal.emit(); + region_selected(); + instrument_changed(); +} + +sigc::signal& RegionChooser::signal_instrument_struct_to_be_changed() { + return instrument_struct_to_be_changed_signal; +} + +sigc::signal& RegionChooser::signal_instrument_struct_changed() { + return instrument_struct_changed_signal; +} + +sigc::signal& RegionChooser::signal_region_to_be_changed() { + return region_to_be_changed_signal; +} + +sigc::signal& RegionChooser::signal_region_changed_signal() { + return region_changed_signal; +} + +sigc::signal& RegionChooser::signal_keyboard_key_hit() { + return keyboard_key_hit_signal; +} + +sigc::signal& RegionChooser::signal_keyboard_key_released() { + return keyboard_key_released_signal; }