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livetrax/gtk2_ardour/time_axis_view.cc
Paul Davis 997e4b1f9c merge with 2.0-ongoing @ rev 3147
git-svn-id: svn://localhost/ardour2/branches/3.0@3152 d708f5d6-7413-0410-9779-e7cbd77b26cf
2008-03-17 20:54:03 +00:00

1225 lines
30 KiB
C++

/*
Copyright (C) 2000 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <cstdlib>
#include <cmath>
#include <algorithm>
#include <string>
#include <list>
#include <libgnomecanvasmm.h>
#include <libgnomecanvasmm/canvas.h>
#include <libgnomecanvasmm/item.h>
#include <pbd/error.h>
#include <gtkmm2ext/utils.h>
#include <gtkmm2ext/selector.h>
#include <gtkmm2ext/stop_signal.h>
#include <ardour/session.h>
#include <ardour/utils.h>
#include <ardour/ladspa_plugin.h>
#include <ardour/processor.h>
#include <ardour/location.h>
#include "ardour_ui.h"
#include "public_editor.h"
#include "time_axis_view.h"
#include "region_view.h"
#include "ghostregion.h"
#include "simplerect.h"
#include "simpleline.h"
#include "selection.h"
#include "keyboard.h"
#include "rgb_macros.h"
#include "utils.h"
#include "i18n.h"
using namespace Gtk;
using namespace Gdk;
using namespace sigc;
using namespace ARDOUR;
using namespace PBD;
using namespace Editing;
using namespace ArdourCanvas;
const double trim_handle_size = 6.0; /* pixels */
uint32_t TimeAxisView::hLargest = 0;
uint32_t TimeAxisView::hLarge = 0;
uint32_t TimeAxisView::hLarger = 0;
uint32_t TimeAxisView::hNormal = 0;
uint32_t TimeAxisView::hSmaller = 0;
uint32_t TimeAxisView::hSmall = 0;
bool TimeAxisView::need_size_info = true;
TimeAxisView::TimeAxisView (ARDOUR::Session& sess, PublicEditor& ed, TimeAxisView* rent, Canvas& canvas)
: AxisView (sess),
editor (ed),
height_style(Small),
y_position(0),
order(0),
controls_table (2, 8)
{
if (need_size_info) {
compute_controls_size_info ();
need_size_info = false;
}
canvas_display = new Group (*canvas.root(), 0.0, 0.0);
ghost_group = new Group (*canvas_display);
ghost_group->lower_to_bottom();
ghost_group->show();
selection_group = new Group (*canvas_display);
selection_group->hide();
control_parent = 0;
display_menu = 0;
size_menu = 0;
_marked_for_display = false;
_hidden = false;
in_destructor = false;
height = 0;
effective_height = 0;
parent = rent;
_has_state = false;
last_name_entry_key_press_event = 0;
name_packing = NamePackingBits (0);
/*
Create the standard LHS Controls
We create the top-level container and name add the name label here,
subclasses can add to the layout as required
*/
name_entry.set_name ("EditorTrackNameDisplay");
name_entry.signal_button_release_event().connect (mem_fun (*this, &TimeAxisView::name_entry_button_release));
name_entry.signal_button_press_event().connect (mem_fun (*this, &TimeAxisView::name_entry_button_press));
name_entry.signal_key_release_event().connect (mem_fun (*this, &TimeAxisView::name_entry_key_release));
name_entry.signal_activate().connect (mem_fun(*this, &TimeAxisView::name_entry_activated));
name_entry.signal_focus_in_event().connect (mem_fun (*this, &TimeAxisView::name_entry_focus_in));
name_entry.signal_focus_out_event().connect (mem_fun (*this, &TimeAxisView::name_entry_focus_out));
Gtkmm2ext::set_size_request_to_display_given_text (name_entry, N_("gTortnam"), 10, 10); // just represents a short name
name_label.set_name ("TrackLabel");
name_label.set_alignment (0.0, 0.5);
/* typically, either name_label OR name_entry are visible,
but not both. its up to derived classes to show/hide them as they
wish.
*/
name_hbox.show ();
controls_table.set_border_width (2);
controls_table.set_row_spacings (0);
controls_table.set_col_spacings (0);
controls_table.set_homogeneous (true);
controls_table.attach (name_hbox, 0, 5, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 3, 0);
controls_table.show_all ();
controls_table.set_no_show_all ();
controls_vbox.pack_start (controls_table, false, false);
controls_vbox.show ();
//controls_ebox.set_name ("TimeAxisViewControlsBaseUnselected");
controls_ebox.add (controls_vbox);
controls_ebox.add_events (BUTTON_PRESS_MASK|BUTTON_RELEASE_MASK|SCROLL_MASK);
controls_ebox.set_flags (CAN_FOCUS);
controls_ebox.signal_button_release_event().connect (mem_fun (*this, &TimeAxisView::controls_ebox_button_release));
controls_ebox.signal_scroll_event().connect (mem_fun (*this, &TimeAxisView::controls_ebox_scroll), true);
controls_hbox.pack_start (controls_ebox,true,true);
controls_hbox.show ();
//controls_frame.add (controls_hbox);
//controls_frame.set_name ("TimeAxisViewControlsBaseUnselected");
//controls_vbox.set_name ("TimeAxisViewControlsBaseUnselected");
//controls_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
ColorsChanged.connect (mem_fun (*this, &TimeAxisView::color_handler));
}
TimeAxisView::~TimeAxisView()
{
in_destructor = true;
for (list<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
delete *i;
}
for (list<SelectionRect*>::iterator i = free_selection_rects.begin(); i != free_selection_rects.end(); ++i) {
delete (*i)->rect;
delete (*i)->start_trim;
delete (*i)->end_trim;
}
for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
delete (*i)->rect;
delete (*i)->start_trim;
delete (*i)->end_trim;
}
for (list<SimpleLine*>::iterator i = feature_lines.begin(); i != feature_lines.end(); ++i) {
delete (*i);
}
if (selection_group) {
delete selection_group;
selection_group = 0;
}
if (canvas_display) {
delete canvas_display;
canvas_display = 0;
}
if (display_menu) {
delete display_menu;
display_menu = 0;
}
}
guint32
TimeAxisView::show_at (double y, int& nth, VBox *parent)
{
gdouble ix1, ix2, iy1, iy2;
effective_height = 0;
if (control_parent) {
control_parent->reorder_child (controls_hbox, nth);
} else {
control_parent = parent;
parent->pack_start (controls_hbox, false, false);
parent->reorder_child (controls_hbox, nth);
}
controls_hbox.show ();
controls_ebox.show ();
/* the coordinates used here are in the system of the
item's parent ...
*/
canvas_display->get_bounds (ix1, iy1, ix2, iy2);
Group* pg = canvas_display->property_parent();
pg->i2w (ix1, iy1);
if (iy1 < 0) {
iy1 = 0;
}
canvas_display->move (0.0, y - iy1);
canvas_display->show();/* XXX not necessary */
y_position = y;
order = nth;
_hidden = false;
/* height in pixels depends on _order, so update it now we've changed _order */
set_height (height_style);
effective_height = height;
/* now show children */
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
if ((*i)->marked_for_display()) {
(*i)->canvas_display->show();
}
if (canvas_item_visible ((*i)->canvas_display)) {
++nth;
effective_height += (*i)->show_at (y + effective_height, nth, parent);
}
}
return effective_height;
}
bool
TimeAxisView::controls_ebox_scroll (GdkEventScroll* ev)
{
switch (ev->direction) {
case GDK_SCROLL_UP:
if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
step_height (true);
return true;
}
break;
case GDK_SCROLL_DOWN:
if (Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
step_height (false);
return true;
}
break;
default:
/* no handling for left/right, yet */
break;
}
return false;
}
bool
TimeAxisView::controls_ebox_button_release (GdkEventButton* ev)
{
switch (ev->button) {
case 1:
selection_click (ev);
break;
case 3:
popup_display_menu (ev->time);
break;
}
return true;
}
void
TimeAxisView::selection_click (GdkEventButton* ev)
{
Selection::Operation op = Keyboard::selection_type (ev->state);
editor.set_selected_track (*this, op, false);
}
void
TimeAxisView::hide ()
{
if (_hidden) {
return;
}
canvas_display->hide();
controls_hbox.hide ();
if (control_parent) {
control_parent->remove (controls_hbox);
control_parent = 0;
}
y_position = -1;
_hidden = true;
/* now hide children */
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->hide ();
}
Hiding ();
}
void
TimeAxisView::step_height (bool bigger)
{
if (height == hLargest) {
if (!bigger) set_height (Large);
return;
}
if (height == hLarge) {
if (bigger) set_height (Largest);
else set_height (Larger);
return;
}
if (height == hLarger) {
if (bigger) set_height (Large);
else set_height (Normal);
return;
}
if (height == hNormal) {
if (bigger) set_height (Larger);
else set_height (Smaller);
return;
}
if (height == hSmaller) {
if (bigger) set_height (Normal);
else set_height (Small);
return;
}
if (height == hSmall) {
if (bigger) set_height (Smaller);
return;
}
}
void
TimeAxisView::set_heights (TrackHeight h)
{
TrackSelection& ts (editor.get_selection().tracks);
for (TrackSelection::iterator i = ts.begin(); i != ts.end(); ++i) {
(*i)->set_height (h);
}
}
void
TimeAxisView::set_height (TrackHeight h)
{
height_style = h;
set_height_pixels (height_to_pixels (h));
for (list<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
(*i)->set_height ();
}
}
void
TimeAxisView::set_height_pixels (uint32_t h)
{
height = h;
controls_hbox.set_size_request (-1, height + ((order == 0) ? 1 : 0));
//cerr << "TimeAxisView::set_height_pixels() called h = " << h << endl;//DEBUG
if (canvas_item_visible (selection_group)) {
/* resize the selection rect */
show_selection (editor.get_selection().time);
}
}
bool
TimeAxisView::name_entry_key_release (GdkEventKey* ev)
{
PublicEditor::TrackViewList *allviews = 0;
PublicEditor::TrackViewList::iterator i;
switch (ev->keyval) {
case GDK_Escape:
name_entry.select_region (0,0);
controls_ebox.grab_focus ();
name_entry_changed ();
return true;
/* Shift+Tab Keys Pressed. Note that for Shift+Tab, GDK actually
* generates a different ev->keyval, rather than setting
* ev->state.
*/
case GDK_ISO_Left_Tab:
case GDK_Tab:
name_entry_changed ();
allviews = editor.get_valid_views (0);
if (allviews != 0) {
i = find (allviews->begin(), allviews->end(), this);
if (ev->keyval == GDK_Tab) {
if (i != allviews->end()) {
do {
if (++i == allviews->end()) { return true; }
} while((*i)->hidden());
}
} else {
if (i != allviews->begin()) {
do {
if (--i == allviews->begin()) { return true; }
} while ((*i)->hidden());
}
}
if ((*i)->height_style == Small) {
(*i)->set_height(Smaller);
}
(*i)->name_entry.grab_focus();
}
return true;
case GDK_Up:
case GDK_Down:
name_entry_changed ();
return true;
default:
break;
}
#ifdef TIMEOUT_NAME_EDIT
/* adapt the timeout to reflect the user's typing speed */
guint32 name_entry_timeout;
if (last_name_entry_key_press_event) {
/* timeout is 1/2 second or 5 times their current inter-char typing speed */
name_entry_timeout = std::max (500U, (5 * (ev->time - last_name_entry_key_press_event)));
} else {
/* start with a 1 second timeout */
name_entry_timeout = 1000;
}
last_name_entry_key_press_event = ev->time;
/* wait 1 seconds and if no more keys are pressed, act as if they pressed enter */
name_entry_key_timeout.disconnect();
name_entry_key_timeout = Glib::signal_timeout().connect (mem_fun (*this, &TimeAxisView::name_entry_key_timed_out), name_entry_timeout);
#endif
return false;
}
bool
TimeAxisView::name_entry_focus_in (GdkEventFocus* ev)
{
name_entry.select_region (0, -1);
name_entry.set_name ("EditorActiveTrackNameDisplay");
return false;
}
bool
TimeAxisView::name_entry_focus_out (GdkEventFocus* ev)
{
/* clean up */
last_name_entry_key_press_event = 0;
name_entry_key_timeout.disconnect ();
name_entry.set_name ("EditorTrackNameDisplay");
name_entry.select_region (0,0);
/* do the real stuff */
name_entry_changed ();
return false;
}
bool
TimeAxisView::name_entry_key_timed_out ()
{
name_entry_activated();
return false;
}
void
TimeAxisView::name_entry_activated ()
{
controls_ebox.grab_focus();
}
void
TimeAxisView::name_entry_changed ()
{
}
bool
TimeAxisView::name_entry_button_press (GdkEventButton *ev)
{
if (ev->button == 3) {
return true;
}
return false;
}
bool
TimeAxisView::name_entry_button_release (GdkEventButton *ev)
{
if (ev->button == 3) {
popup_display_menu (ev->time);
return true;
}
return false;
}
void
TimeAxisView::popup_display_menu (guint32 when)
{
if (display_menu == 0) {
build_display_menu ();
}
editor.set_selected_track (*this, Selection::Add);
display_menu->popup (1, when);
}
gint
TimeAxisView::size_click (GdkEventButton *ev)
{
editor.set_selected_track (*this, Selection::Add);
popup_size_menu (ev->time);
return TRUE;
}
void
TimeAxisView::popup_size_menu (guint32 when)
{
if (size_menu == 0) {
build_size_menu ();
}
size_menu->popup (1, when);
}
void
TimeAxisView::set_selected (bool yn)
{
if (yn == _selected) {
return;
}
Selectable::set_selected (yn);
if (_selected) {
controls_ebox.set_name (controls_base_selected_name);
controls_hbox.set_name (controls_base_selected_name);
controls_vbox.set_name (controls_base_selected_name);
/* propagate any existing selection, if the mode is right */
if (editor.current_mouse_mode() == Editing::MouseRange && !editor.get_selection().time.empty()) {
show_selection (editor.get_selection().time);
}
} else {
controls_ebox.set_name (controls_base_unselected_name);
controls_hbox.set_name (controls_base_unselected_name);
controls_vbox.set_name (controls_base_unselected_name);
hide_selection ();
/* children will be set for the yn=true case. but when deselecting
the editor only has a list of top-level trackviews, so we
have to do this here.
*/
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->set_selected (false);
}
}
}
void
TimeAxisView::build_size_menu ()
{
using namespace Menu_Helpers;
size_menu = new Menu;
size_menu->set_name ("ArdourContextMenu");
MenuList& items = size_menu->items();
items.push_back (MenuElem (_("Largest"), bind (mem_fun (*this, &TimeAxisView::set_heights), Largest)));
items.push_back (MenuElem (_("Large"), bind (mem_fun (*this, &TimeAxisView::set_heights), Large)));
items.push_back (MenuElem (_("Larger"), bind (mem_fun (*this, &TimeAxisView::set_heights), Larger)));
items.push_back (MenuElem (_("Normal"), bind (mem_fun (*this, &TimeAxisView::set_heights), Normal)));
items.push_back (MenuElem (_("Smaller"), bind (mem_fun (*this, &TimeAxisView::set_heights),Smaller)));
items.push_back (MenuElem (_("Small"), bind (mem_fun (*this, &TimeAxisView::set_heights), Small)));
}
void
TimeAxisView::build_display_menu ()
{
using namespace Menu_Helpers;
display_menu = new Menu;
display_menu->set_name ("ArdourContextMenu");
// Just let implementing classes define what goes into the manu
}
void
TimeAxisView::set_samples_per_unit (double spu)
{
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->set_samples_per_unit (spu);
}
AnalysisFeatureList::const_iterator i;
list<ArdourCanvas::SimpleLine*>::iterator l;
for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
(*l)->property_x1() = editor.frame_to_pixel (*i);
(*l)->property_x2() = editor.frame_to_pixel (*i);
}
}
void
TimeAxisView::show_timestretch (nframes_t start, nframes_t end)
{
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->show_timestretch (start, end);
}
}
void
TimeAxisView::hide_timestretch ()
{
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->hide_timestretch ();
}
}
void
TimeAxisView::show_selection (TimeSelection& ts)
{
double x1;
double x2;
double y2;
SelectionRect *rect;
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->show_selection (ts);
}
if (canvas_item_visible (selection_group)) {
while (!used_selection_rects.empty()) {
free_selection_rects.push_front (used_selection_rects.front());
used_selection_rects.pop_front();
free_selection_rects.front()->rect->hide();
free_selection_rects.front()->start_trim->hide();
free_selection_rects.front()->end_trim->hide();
}
selection_group->hide();
}
selection_group->show();
selection_group->raise_to_top();
for (list<AudioRange>::iterator i = ts.begin(); i != ts.end(); ++i) {
nframes_t start, end, cnt;
start = (*i).start;
end = (*i).end;
cnt = end - start + 1;
rect = get_selection_rect ((*i).id);
x1 = editor.frame_to_unit (start);
x2 = editor.frame_to_unit (start + cnt - 1);
y2 = height;
rect->rect->property_x1() = x1;
rect->rect->property_y1() = 1.0;
rect->rect->property_x2() = x2;
rect->rect->property_y2() = y2;
// trim boxes are at the top for selections
if (x2 > x1) {
rect->start_trim->property_x1() = x1;
rect->start_trim->property_y1() = 1.0;
rect->start_trim->property_x2() = x1 + trim_handle_size;
rect->start_trim->property_y2() = 1.0 + trim_handle_size;
rect->end_trim->property_x1() = x2 - trim_handle_size;
rect->end_trim->property_y1() = 1.0;
rect->end_trim->property_x2() = x2;
rect->end_trim->property_y2() = 1.0 + trim_handle_size;
rect->start_trim->show();
rect->end_trim->show();
} else {
rect->start_trim->hide();
rect->end_trim->hide();
}
rect->rect->show ();
used_selection_rects.push_back (rect);
}
}
void
TimeAxisView::reshow_selection (TimeSelection& ts)
{
show_selection (ts);
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->show_selection (ts);
}
}
void
TimeAxisView::hide_selection ()
{
if (canvas_item_visible (selection_group)) {
while (!used_selection_rects.empty()) {
free_selection_rects.push_front (used_selection_rects.front());
used_selection_rects.pop_front();
free_selection_rects.front()->rect->hide();
free_selection_rects.front()->start_trim->hide();
free_selection_rects.front()->end_trim->hide();
}
selection_group->hide();
}
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->hide_selection ();
}
}
void
TimeAxisView::order_selection_trims (ArdourCanvas::Item *item, bool put_start_on_top)
{
/* find the selection rect this is for. we have the item corresponding to one
of the trim handles.
*/
for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
if ((*i)->start_trim == item || (*i)->end_trim == item) {
/* make one trim handle be "above" the other so that if they overlap,
the top one is the one last used.
*/
(*i)->rect->raise_to_top ();
(put_start_on_top ? (*i)->start_trim : (*i)->end_trim)->raise_to_top ();
(put_start_on_top ? (*i)->end_trim : (*i)->start_trim)->raise_to_top ();
break;
}
}
}
SelectionRect *
TimeAxisView::get_selection_rect (uint32_t id)
{
SelectionRect *rect;
/* check to see if we already have a visible rect for this particular selection ID */
for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
if ((*i)->id == id) {
return (*i);
}
}
/* ditto for the free rect list */
for (list<SelectionRect*>::iterator i = free_selection_rects.begin(); i != free_selection_rects.end(); ++i) {
if ((*i)->id == id) {
SelectionRect* ret = (*i);
free_selection_rects.erase (i);
return ret;
}
}
/* no existing matching rect, so go get a new one from the free list, or create one if there are none */
if (free_selection_rects.empty()) {
rect = new SelectionRect;
rect->rect = new SimpleRect (*selection_group);
rect->rect->property_x1() = 0.0;
rect->rect->property_y1() = 0.0;
rect->rect->property_x2() = 0.0;
rect->rect->property_y2() = 0.0;
rect->rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectionRect.get();
rect->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
rect->start_trim = new SimpleRect (*selection_group);
rect->start_trim->property_x1() = 0.0;
rect->start_trim->property_x2() = 0.0;
rect->start_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
rect->start_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
rect->end_trim = new SimpleRect (*selection_group);
rect->end_trim->property_x1() = 0.0;
rect->end_trim->property_x2() = 0.0;
rect->end_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
rect->end_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
free_selection_rects.push_front (rect);
rect->rect->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_selection_rect_event), rect->rect, rect));
rect->start_trim->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_selection_start_trim_event), rect->rect, rect));
rect->end_trim->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_selection_end_trim_event), rect->rect, rect));
}
rect = free_selection_rects.front();
rect->id = id;
free_selection_rects.pop_front();
return rect;
}
struct null_deleter { void operator()(void const *) const {} };
bool
TimeAxisView::is_child (TimeAxisView* tav)
{
return find (children.begin(), children.end(), boost::shared_ptr<TimeAxisView>(tav, null_deleter())) != children.end();
}
void
TimeAxisView::add_child (boost::shared_ptr<TimeAxisView> child)
{
children.push_back (child);
}
void
TimeAxisView::remove_child (boost::shared_ptr<TimeAxisView> child)
{
Children::iterator i;
if ((i = find (children.begin(), children.end(), child)) != children.end()) {
children.erase (i);
}
}
void
TimeAxisView::get_selectables (nframes_t start, nframes_t end, double top, double bot, list<Selectable*>& result)
{
return;
}
void
TimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& result)
{
return;
}
void
TimeAxisView::add_ghost (RegionView* rv) {
GhostRegion* gr = rv->add_ghost (*this);
if(gr) {
ghosts.push_back(gr);
gr->GoingAway.connect (mem_fun(*this, &TimeAxisView::erase_ghost));
}
}
void
TimeAxisView::remove_ghost (RegionView* rv) {
rv->remove_ghost_in (*this);
}
void
TimeAxisView::erase_ghost (GhostRegion* gr) {
if(in_destructor) {
return;
}
list<GhostRegion*>::iterator i;
for (i = ghosts.begin(); i != ghosts.end(); ++i) {
if ((*i) == gr) {
ghosts.erase (i);
break;
}
}
}
bool
TimeAxisView::touched (double top, double bot)
{
/* remember: this is X Window - coordinate space starts in upper left and moves down.
y_position is the "origin" or "top" of the track.
*/
double mybot = y_position + height;
return ((y_position <= bot && y_position >= top) ||
((mybot <= bot) && (top < mybot)) ||
(mybot >= bot && y_position < top));
}
void
TimeAxisView::set_parent (TimeAxisView& p)
{
parent = &p;
}
bool
TimeAxisView::has_state () const
{
return _has_state;
}
TimeAxisView*
TimeAxisView::get_parent_with_state ()
{
if (parent == 0) {
return 0;
}
if (parent->has_state()) {
return parent;
}
return parent->get_parent_with_state ();
}
void
TimeAxisView::set_state (const XMLNode& node)
{
const XMLProperty *prop;
if ((prop = node.property ("track_height")) != 0) {
if (prop->value() == "largest") {
set_height (Largest);
} else if (prop->value() == "large") {
set_height (Large);
} else if (prop->value() == "larger") {
set_height (Larger);
} else if (prop->value() == "normal") {
set_height (Normal);
} else if (prop->value() == "smaller") {
set_height (Smaller);
} else if (prop->value() == "small") {
set_height (Small);
} else {
error << string_compose(_("unknown track height name \"%1\" in XML GUI information"), prop->value()) << endmsg;
set_height (Normal);
}
} else {
set_height (Normal);
}
}
void
TimeAxisView::reset_height()
{
set_height_pixels (height);
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
(*i)->set_height_pixels ((TrackHeight)(*i)->height);
}
}
uint32_t
TimeAxisView::height_to_pixels (TrackHeight h)
{
switch (h) {
case Largest:
return hLargest;
case Large:
return hLarge;
case Larger:
return hLarger;
case Normal:
return hNormal;
case Smaller:
return hSmaller;
case Small:
return hSmall;
}
// what is wrong with gcc ?
return hNormal;
}
void
TimeAxisView::compute_controls_size_info ()
{
Gtk::Window window (Gtk::WINDOW_TOPLEVEL);
Gtk::Table two_row_table (2, 8);
Gtk::Table one_row_table (1, 8);
Button* buttons[5];
const int border_width = 2;
const int extra_height = (2 * border_width) + 2; // 2 pixels for the controls frame
window.add (one_row_table);
one_row_table.set_border_width (border_width);
one_row_table.set_row_spacings (0);
one_row_table.set_col_spacings (0);
one_row_table.set_homogeneous (true);
two_row_table.set_border_width (border_width);
two_row_table.set_row_spacings (0);
two_row_table.set_col_spacings (0);
two_row_table.set_homogeneous (true);
for (int i = 0; i < 5; ++i) {
buttons[i] = manage (new Button (X_("f")));
buttons[i]->set_name ("TrackMuteButton");
}
one_row_table.attach (*buttons[0], 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
one_row_table.show_all ();
Gtk::Requisition req(one_row_table.size_request ());
// height required to show 1 row of buttons
hSmaller = req.height + extra_height;
window.remove ();
window.add (two_row_table);
two_row_table.attach (*buttons[1], 5, 6, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
two_row_table.attach (*buttons[2], 6, 7, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
two_row_table.attach (*buttons[3], 7, 8, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
two_row_table.attach (*buttons[4], 8, 9, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 0, 0);
two_row_table.show_all ();
req = two_row_table.size_request ();
// height required to show all normal buttons
hNormal = req.height + extra_height;
// these heights are all just larger than normal. no more
// elements are visible (yet).
hLarger = hNormal + 50;
hLarge = hNormal + 150;
hLargest = hNormal + 250;
// height required to show track name
hSmall = 27;
}
void
TimeAxisView::show_name_label ()
{
if (!(name_packing & NameLabelPacked)) {
name_hbox.pack_start (name_label, true, true);
name_packing = NamePackingBits (name_packing | NameLabelPacked);
name_hbox.show ();
name_label.show ();
}
}
void
TimeAxisView::show_name_entry ()
{
if (!(name_packing & NameEntryPacked)) {
name_hbox.pack_start (name_entry, true, true);
name_packing = NamePackingBits (name_packing | NameEntryPacked);
name_hbox.show ();
name_entry.show ();
}
}
void
TimeAxisView::hide_name_label ()
{
if (name_packing & NameLabelPacked) {
name_hbox.remove (name_label);
name_packing = NamePackingBits (name_packing & ~NameLabelPacked);
}
}
void
TimeAxisView::hide_name_entry ()
{
if (name_packing & NameEntryPacked) {
name_hbox.remove (name_entry);
name_packing = NamePackingBits (name_packing & ~NameEntryPacked);
}
}
void
TimeAxisView::color_handler ()
{
for (list<GhostRegion*>::iterator i=ghosts.begin(); i != ghosts.end(); i++ ) {
(*i)->set_colors();
}
for (list<SelectionRect*>::iterator i = used_selection_rects.begin(); i != used_selection_rects.end(); ++i) {
(*i)->rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectionRect.get();
(*i)->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
(*i)->start_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
(*i)->start_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
(*i)->end_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
(*i)->end_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
}
for (list<SelectionRect*>::iterator i = free_selection_rects.begin(); i != free_selection_rects.end(); ++i) {
(*i)->rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_SelectionRect.get();
(*i)->rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
(*i)->start_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
(*i)->start_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
(*i)->end_trim->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
(*i)->end_trim->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_Selection.get();
}
}
TimeAxisView*
TimeAxisView::covers_y_position (double y)
{
if (hidden()) {
return 0;
}
if (y_position <= y && y < (y_position + height)) {
return this;
}
for (Children::iterator i = children.begin(); i != children.end(); ++i) {
TimeAxisView* tv;
if ((tv = (*i)->covers_y_position (y)) != 0) {
return tv;
}
}
return 0;
}
void
TimeAxisView::show_feature_lines (const AnalysisFeatureList& pos)
{
analysis_features = pos;
reshow_feature_lines ();
}
void
TimeAxisView::hide_feature_lines ()
{
list<ArdourCanvas::SimpleLine*>::iterator l;
for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
(*l)->hide();
}
}
void
TimeAxisView::reshow_feature_lines ()
{
while (feature_lines.size()< analysis_features.size()) {
ArdourCanvas::SimpleLine* l = new ArdourCanvas::SimpleLine (*canvas_display);
l->property_color_rgba() = (guint) ARDOUR_UI::config()->canvasvar_ZeroLine.get();
l->property_y1() = 0;
l->property_y2() = height;
feature_lines.push_back (l);
}
while (feature_lines.size() > analysis_features.size()) {
ArdourCanvas::SimpleLine *line = feature_lines.back();
feature_lines.pop_back ();
delete line;
}
AnalysisFeatureList::const_iterator i;
list<ArdourCanvas::SimpleLine*>::iterator l;
for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
(*l)->property_x1() = editor.frame_to_pixel (*i);
(*l)->property_x2() = editor.frame_to_pixel (*i);
(*l)->show ();
}
}