/*
- Copyright (C) 2002-2003 Paul Davis
+ Copyright (C) 2002-2003 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
#include <vector>
#include <fstream>
-#include <pbd/stl_delete.h>
-#include <pbd/memento_command.h>
-#include <pbd/stacktrace.h>
+#include "pbd/stl_delete.h"
+#include "pbd/memento_command.h"
+#include "pbd/stacktrace.h"
-#include <ardour/automation_list.h>
-#include <ardour/dB.h>
-#include <evoral/Curve.hpp>
+#include "ardour/automation_list.h"
+#include "ardour/dB.h"
+#include "evoral/Curve.hpp"
#include "simplerect.h"
#include "automation_line.h"
#include "control_point.h"
+#include "gui_thread.h"
#include "rgb_macros.h"
#include "ardour_ui.h"
#include "public_editor.h"
#include "selection.h"
#include "time_axis_view.h"
#include "point_selection.h"
-#include "automation_selectable.h"
#include "automation_time_axis.h"
#include "public_editor.h"
-#include <ardour/event_type_map.h>
-#include <ardour/session.h>
+#include "ardour/event_type_map.h"
+#include "ardour/session.h"
#include "i18n.h"
using namespace std;
-using namespace sigc;
using namespace ARDOUR;
using namespace PBD;
using namespace Editing;
using namespace Gnome; // for Canvas
+static const Evoral::IdentityConverter<double, framepos_t> default_converter;
+
AutomationLine::AutomationLine (const string& name, TimeAxisView& tv, ArdourCanvas::Group& parent,
boost::shared_ptr<AutomationList> al,
- const Evoral::TimeConverter<double, nframes_t>& converter)
+ const Evoral::TimeConverter<double, framepos_t>* converter)
: trackview (tv)
, _name (name)
, alist (al)
, _parent_group (parent)
- , _time_converter (converter)
+ , _offset (0)
+ , _time_converter (converter ? (*converter) : default_converter)
+ , _maximum_time (max_framepos)
{
- _interpolation = al->interpolation();
points_visible = false;
update_pending = false;
_uses_gain_mapping = false;
no_draw = false;
_visible = true;
+ _is_boolean = false;
terminal_points_can_slide = true;
_height = 0;
line->property_width_pixels() = (guint)1;
line->set_data ("line", this);
- line->signal_event().connect (mem_fun (*this, &AutomationLine::event_handler));
+ line->signal_event().connect (sigc::mem_fun (*this, &AutomationLine::event_handler));
- alist->StateChanged.connect (mem_fun(*this, &AutomationLine::list_changed));
+ connect_to_list ();
- trackview.session().register_with_memento_command_factory(alist->id(), this);
+ trackview.session()->register_with_memento_command_factory(alist->id(), this);
if (alist->parameter().type() == GainAutomation ||
alist->parameter().type() == EnvelopeAutomation) {
set_uses_gain_mapping (true);
}
- set_interpolation(alist->interpolation());
+ interpolation_changed (alist->interpolation ());
+
+ connect_to_list ();
}
AutomationLine::~AutomationLine ()
{
if (!update_pending) {
update_pending = true;
- Gtkmm2ext::UI::instance()->call_slot (mem_fun(*this, &AutomationLine::reset));
+ Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&AutomationLine::reset, this));
}
}
void
-AutomationLine::show ()
+AutomationLine::show ()
{
- if (_interpolation != AutomationList::Discrete) {
+ if (alist->interpolation() != AutomationList::Discrete) {
line->show();
}
}
void
-AutomationLine::hide ()
+AutomationLine::hide ()
{
line->hide();
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
double
AutomationLine::control_point_box_size ()
{
- if (_interpolation == AutomationList::Discrete) {
+ if (alist->interpolation() == AutomationList::Discrete) {
return max((_height*4.0) / (double)(alist->parameter().max() - alist->parameter().min()),
4.0);
}
- if (_height > TimeAxisView::hLarger) {
+ if (_height > TimeAxisView::preset_height (HeightLarger)) {
return 8.0;
- } else if (_height > (guint32) TimeAxisView::hNormal) {
+ } else if (_height > (guint32) TimeAxisView::preset_height (HeightNormal)) {
return 6.0;
- }
+ }
return 4.0;
}
}
}
+ControlPoint const *
+AutomationLine::nth (uint32_t n) const
+{
+ if (n < control_points.size()) {
+ return control_points[n];
+ } else {
+ return 0;
+ }
+}
+
void
AutomationLine::modify_point_y (ControlPoint& cp, double y)
{
y = min (1.0, y);
y = _height - (y * _height);
- double const x = trackview.editor().frame_to_unit (_time_converter.to((*cp.model())->when));
+ double const x = trackview.editor().frame_to_unit (_time_converter.to((*cp.model())->when) - _offset);
- trackview.editor().current_session()->begin_reversible_command (_("automation event move"));
- trackview.editor().current_session()->add_command (new MementoCommand<AutomationList>(*alist.get(), &get_state(), 0));
+ trackview.editor().session()->begin_reversible_command (_("automation event move"));
+ trackview.editor().session()->add_command (
+ new MementoCommand<AutomationList> (memento_command_binder(), &get_state(), 0)
+ );
cp.move_to (x, y, ControlPoint::Full);
+
reset_line_coords (cp);
if (line_points.size() > 1) {
update_pending = false;
- trackview.editor().current_session()->add_command (new MementoCommand<AutomationList>(*alist.get(), 0, &alist->get_state()));
- trackview.editor().current_session()->commit_reversible_command ();
- trackview.editor().current_session()->set_dirty ();
-}
-
-
-void
-AutomationLine::modify_view_point (ControlPoint& cp, double x, double y, bool with_push)
-{
- double delta = 0.0;
- uint32_t last_movable = UINT_MAX;
- double x_limit = DBL_MAX;
-
- /* this just changes the current view. it does not alter
- the model in any way at all.
- */
-
- /* clamp y-coord appropriately. y is supposed to be a normalized fraction (0.0-1.0),
- and needs to be converted to a canvas unit distance.
- */
-
- y = max (0.0, y);
- y = min (1.0, y);
- y = _height - (y * _height);
-
- if (cp.can_slide()) {
-
- /* x-coord cannot move beyond adjacent points or the start/end, and is
- already in frames. it needs to be converted to canvas units.
- */
-
- x = trackview.editor().frame_to_unit (x);
-
- /* clamp x position using view coordinates */
-
- ControlPoint *before;
- ControlPoint *after;
-
- if (cp.view_index()) {
- before = nth (cp.view_index() - 1);
- x = max (x, before->get_x()+1.0);
- } else {
- before = &cp;
- }
-
-
- if (!with_push) {
- if (cp.view_index() < control_points.size() - 1) {
-
- after = nth (cp.view_index() + 1);
-
- /*if it is a "spike" leave the x alone */
-
- if (after->get_x() - before->get_x() < 2) {
- x = cp.get_x();
-
- } else {
- x = min (x, after->get_x()-1.0);
- }
- } else {
- after = &cp;
- }
-
- } else {
-
- ControlPoint* after;
-
- /* find the first point that can't move */
-
- for (uint32_t n = cp.view_index() + 1; (after = nth (n)) != 0; ++n) {
- if (!after->can_slide()) {
- x_limit = after->get_x() - 1.0;
- last_movable = after->view_index();
- break;
- }
- }
-
- delta = x - cp.get_x();
- }
-
- } else {
-
- /* leave the x-coordinate alone */
-
- x = trackview.editor().frame_to_unit (_time_converter.to((*cp.model())->when));
-
- }
-
- if (!with_push) {
-
- cp.move_to (x, y, ControlPoint::Full);
- reset_line_coords (cp);
-
- } else {
-
- uint32_t limit = min (control_points.size(), (size_t)last_movable);
-
- /* move the current point to wherever the user told it to go, subject
- to x_limit.
- */
-
- cp.move_to (min (x, x_limit), y, ControlPoint::Full);
- reset_line_coords (cp);
-
- /* now move all subsequent control points, to reflect the motion.
- */
-
- for (uint32_t i = cp.view_index() + 1; i < limit; ++i) {
- ControlPoint *p = nth (i);
- double new_x;
-
- if (p->can_slide()) {
- new_x = min (p->get_x() + delta, x_limit);
- p->move_to (new_x, p->get_y(), ControlPoint::Full);
- reset_line_coords (*p);
- }
- }
- }
+ trackview.editor().session()->add_command (
+ new MementoCommand<AutomationList> (memento_command_binder(), 0, &alist->get_state())
+ );
+
+ trackview.editor().session()->commit_reversible_command ();
+ trackview.editor().session()->set_dirty ();
}
void
AutomationLine::reset_line_coords (ControlPoint& cp)
-{
+{
if (cp.view_index() < line_points.size()) {
line_points[cp.view_index()].set_x (cp.get_x());
line_points[cp.view_index()].set_y (cp.get_y());
}
void
-AutomationLine::sync_model_with_view_line (uint32_t start, uint32_t end)
+AutomationLine::sync_model_with_view_points (list<ControlPoint*> cp, bool did_push, int64_t distance)
{
- ControlPoint *p;
-
update_pending = true;
- for (uint32_t i = start; i <= end; ++i) {
- p = nth(i);
- sync_model_with_view_point (*p, false, 0);
+ for (list<ControlPoint*>::iterator i = cp.begin(); i != cp.end(); ++i) {
+ sync_model_with_view_point (**i, did_push, distance);
}
}
initial results are in canvas units. ask the
line to convert them to something relevant.
*/
-
+
mr.xval = cp.get_x();
mr.yval = 1.0 - (cp.get_y() / _height);
/* if xval has not changed, set it directly from the model to avoid rounding errors */
- if (mr.xval == trackview.editor().frame_to_unit(_time_converter.to((*cp.model())->when))) {
- mr.xval = (*cp.model())->when;
+ if (mr.xval == trackview.editor().frame_to_unit(_time_converter.to((*cp.model())->when)) - _offset) {
+ mr.xval = (*cp.model())->when - _offset;
} else {
mr.xval = trackview.editor().unit_to_frame (mr.xval);
+ mr.xval = _time_converter.from (mr.xval + _offset);
}
- /* convert to model units
+ /* convert y to model units; the x was already done above
*/
-
- view_to_model_coord (mr.xval, mr.yval);
+
+ view_to_model_coord_y (mr.yval);
/* part 2: find out where the model point is now
*/
- mr.xpos = (*cp.model())->when;
+ mr.xpos = (*cp.model())->when - _offset;
mr.ypos = (*cp.model())->value;
/* part 3: get the position of the visual control
uint32_t view_index, pi, n;
AutomationList::iterator model;
uint32_t npoints;
- double last_control_point_x = 0.0;
- double last_control_point_y = 0.0;
uint32_t this_rx = 0;
uint32_t prev_rx = 0;
uint32_t this_ry = 0;
- uint32_t prev_ry = 0;
+ uint32_t prev_ry = 0;
double* slope;
uint32_t box_size;
- uint32_t cpsize;
/* hide all existing points, and the line */
- cpsize = 0;
-
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
(*i)->hide();
- ++cpsize;
}
line->hide ();
double tx = points[pi].x;
double ty = points[pi].y;
-
+
+ if (find (_always_in_view.begin(), _always_in_view.end(), (*model)->when) != _always_in_view.end()) {
+ add_visible_control_point (view_index, pi, tx, ty, model, npoints);
+ prev_rx = this_rx;
+ prev_ry = this_ry;
+ ++view_index;
+ continue;
+ }
+
if (isnan (tx) || isnan (ty)) {
warning << string_compose (_("Ignoring illegal points on AutomationLine \"%1\""),
_name) << endmsg;
if (slope[pi] == slope[pi-1]) {
/* no reason to display this point */
-
+
continue;
}
}
-
+
/* need to round here. the ultimate coordinates are integer
pixels, so tiny deltas in the coords will be eliminated
and we end up with "colinear" line segments. since the
*/
this_rx = (uint32_t) rint (tx);
- this_ry = (uint32_t) rint (ty);
-
- if (view_index && pi != npoints && /* not the first, not the last */
+ this_ry = (uint32_t) rint (ty);
+
+ if (view_index && pi != npoints && /* not the first, not the last */
(((this_rx == prev_rx) && (this_ry == prev_ry)) || /* same point */
(((this_rx - prev_rx) < (box_size + 2)) && /* not identical, but still too close horizontally */
(abs ((int)(this_ry - prev_ry)) < (int) (box_size + 2))))) { /* too close vertically */
- continue;
- }
-
- /* ok, we should display this point */
-
- if (view_index >= cpsize) {
-
- /* make sure we have enough control points */
-
- ControlPoint* ncp = new ControlPoint (*this);
-
- ncp->set_size (box_size);
-
- control_points.push_back (ncp);
- ++cpsize;
- }
-
- ControlPoint::ShapeType shape;
-
- if (!terminal_points_can_slide) {
- if (pi == 0) {
- control_points[view_index]->set_can_slide(false);
- if (tx == 0) {
- shape = ControlPoint::Start;
- } else {
- shape = ControlPoint::Full;
- }
- } else if (pi == npoints - 1) {
- control_points[view_index]->set_can_slide(false);
- shape = ControlPoint::End;
- } else {
- control_points[view_index]->set_can_slide(true);
- shape = ControlPoint::Full;
- }
- } else {
- control_points[view_index]->set_can_slide(true);
- shape = ControlPoint::Full;
+ continue;
}
- last_control_point_x = tx;
- last_control_point_y = ty;
-
- control_points[view_index]->reset (tx, ty, model, view_index, shape);
+ /* ok, we should display this point */
+ add_visible_control_point (view_index, pi, tx, ty, model, npoints);
+
prev_rx = this_rx;
prev_ry = this_ry;
- /* finally, control visibility */
-
- if (_visible && points_visible) {
- control_points[view_index]->show ();
- control_points[view_index]->set_visible (true);
- } else {
- if (!points_visible) {
- control_points[view_index]->set_visible (false);
- }
- }
-
view_index++;
}
-
+
/* discard extra CP's to avoid confusing ourselves */
while (control_points.size() > view_index) {
if (view_index > 1) {
npoints = view_index;
-
+
/* reset the line coordinates */
while (line_points.size() < npoints) {
line_points[view_index].set_x (control_points[view_index]->get_x());
line_points[view_index].set_y (control_points[view_index]->get_y());
}
-
+
line->property_points() = line_points;
- if (_visible && _interpolation != AutomationList::Discrete) {
+ if (_visible && alist->interpolation() != AutomationList::Discrete) {
line->show();
}
- }
+ }
set_selected_points (trackview.editor().get_selection().points);
-
}
string
if (fraction == 0.0) {
snprintf (buf, sizeof (buf), "-inf");
} else {
- snprintf (buf, sizeof (buf), "%.1f", coefficient_to_dB (slider_position_to_gain (fraction)));
+ snprintf (buf, sizeof (buf), "%.1f", accurate_coefficient_to_dB (slider_position_to_gain (fraction)));
}
} else {
double dummy = 0.0;
double v;
sscanf (s.c_str(), "%lf", &v);
-
+
if (_uses_gain_mapping) {
v = gain_to_slider_position (dB_to_coefficient (v));
} else {
bool
AutomationLine::invalid_point (ALPoints& p, uint32_t index)
{
- return p[index].x == max_frames && p[index].y == DBL_MAX;
+ return p[index].x == max_framepos && p[index].y == DBL_MAX;
}
void
AutomationLine::invalidate_point (ALPoints& p, uint32_t index)
{
- p[index].x = max_frames;
+ p[index].x = max_framepos;
p[index].y = DBL_MAX;
}
+/** Start dragging a single point, possibly adding others if the supplied point is selected and there
+ * are other selected points.
+ *
+ * @param cp Point to drag.
+ * @param x Initial x position (units).
+ * @param fraction Initial y position (as a fraction of the track height, where 0 is the bottom and 1 the top)
+ */
void
-AutomationLine::start_drag (ControlPoint* cp, nframes_t x, float fraction)
+AutomationLine::start_drag_single (ControlPoint* cp, double x, float fraction)
{
- if (trackview.editor().current_session() == 0) { /* how? */
- return;
- }
+ trackview.editor().session()->begin_reversible_command (_("automation event move"));
+ trackview.editor().session()->add_command (
+ new MementoCommand<AutomationList> (memento_command_binder(), &get_state(), 0)
+ );
- string str;
+ _drag_points.clear ();
+ _drag_points.push_back (cp);
- if (cp) {
- str = _("automation event move");
- } else {
- str = _("automation range drag");
+ if (cp->get_selected ()) {
+ for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
+ if (*i != cp && (*i)->get_selected()) {
+ _drag_points.push_back (*i);
+ }
+ }
}
-
- trackview.editor().current_session()->begin_reversible_command (str);
- trackview.editor().current_session()->add_command (new MementoCommand<AutomationList>(*alist.get(), &get_state(), 0));
- drag_x = x;
- drag_distance = 0;
- first_drag_fraction = fraction;
- last_drag_fraction = fraction;
- drags = 0;
- did_push = false;
+ start_drag_common (x, fraction);
}
+/** Start dragging a line vertically (with no change in x)
+ * @param i1 Control point index of the `left' point on the line.
+ * @param i2 Control point index of the `right' point on the line.
+ * @param fraction Initial y position (as a fraction of the track height, where 0 is the bottom and 1 the top)
+ */
void
-AutomationLine::point_drag (ControlPoint& cp, nframes_t x, float fraction, bool with_push)
+AutomationLine::start_drag_line (uint32_t i1, uint32_t i2, float fraction)
{
- if (x > drag_x) {
- drag_distance += (x - drag_x);
- } else {
- drag_distance -= (drag_x - x);
+ trackview.editor().session()->begin_reversible_command (_("automation range move"));
+ trackview.editor().session()->add_command (
+ new MementoCommand<AutomationList> (memento_command_binder (), &get_state(), 0)
+ );
+
+ _drag_points.clear ();
+ for (uint32_t i = i1; i <= i2; i++) {
+ _drag_points.push_back (nth (i));
}
- drag_x = x;
+ start_drag_common (0, fraction);
+}
- modify_view_point (cp, x, fraction, with_push);
+/** Start dragging multiple points (with no change in x)
+ * @param cp Points to drag.
+ * @param fraction Initial y position (as a fraction of the track height, where 0 is the bottom and 1 the top)
+ */
+void
+AutomationLine::start_drag_multiple (list<ControlPoint*> cp, float fraction, XMLNode* state)
+{
+ trackview.editor().session()->begin_reversible_command (_("automation range move"));
+ trackview.editor().session()->add_command (
+ new MementoCommand<AutomationList> (memento_command_binder(), state, 0)
+ );
- if (line_points.size() > 1) {
- line->property_points() = line_points;
+ _drag_points = cp;
+ start_drag_common (0, fraction);
+}
+
+
+struct ControlPointSorter
+{
+ bool operator() (ControlPoint const * a, ControlPoint const * b) {
+ return a->get_x() < b->get_x();
}
+};
- drags++;
- did_push = with_push;
+/** Common parts of starting a drag.
+ * @param x Starting x position in units, or 0 if x is being ignored.
+ * @param fraction Starting y position (as a fraction of the track height, where 0 is the bottom and 1 the top)
+ */
+void
+AutomationLine::start_drag_common (double x, float fraction)
+{
+ _drag_x = x;
+ _drag_distance = 0;
+ _last_drag_fraction = fraction;
+ _drag_had_movement = false;
+ did_push = false;
+
+ _drag_points.sort (ControlPointSorter ());
+
+ /* find the additional points that will be dragged when the user is holding
+ the "push" modifier
+ */
+
+ uint32_t i = _drag_points.back()->view_index () + 1;
+ ControlPoint* p = 0;
+ _push_points.clear ();
+ while ((p = nth (i)) != 0 && p->can_slide()) {
+ _push_points.push_back (p);
+ ++i;
+ }
}
-void
-AutomationLine::line_drag (uint32_t i1, uint32_t i2, float fraction, bool with_push)
+/** Should be called to indicate motion during a drag.
+ * @param x New x position of the drag in units, or undefined if ignore_x == true.
+ * @param fraction New y fraction.
+ * @return x position and y fraction that were actually used (once clamped).
+ */
+pair<double, float>
+AutomationLine::drag_motion (double x, float fraction, bool ignore_x, bool with_push)
{
- double ydelta = fraction - last_drag_fraction;
+ /* setup the points that are to be moved this time round */
+ list<ControlPoint*> points = _drag_points;
+ if (with_push) {
+ copy (_push_points.begin(), _push_points.end(), back_inserter (points));
+ points.sort (ControlPointSorter ());
+ }
+
+ double dx = ignore_x ? 0 : (x - _drag_x);
+ double dy = fraction - _last_drag_fraction;
- did_push = with_push;
-
- last_drag_fraction = fraction;
+ /* find x limits */
+ ControlPoint* before = 0;
+ ControlPoint* after = 0;
- line_drag_cp1 = i1;
- line_drag_cp2 = i2;
-
- ControlPoint *cp;
+ for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
+ if ((*i)->get_x() < points.front()->get_x()) {
+ before = *i;
+ }
+ if ((*i)->get_x() > points.back()->get_x() && after == 0) {
+ after = *i;
+ }
+ }
+
+ double const before_x = before ? before->get_x() : 0;
+ double const after_x = after ? after->get_x() : DBL_MAX;
+
+ /* clamp x */
+ for (list<ControlPoint*>::iterator i = points.begin(); i != points.end(); ++i) {
+
+ if ((*i)->can_slide() && !ignore_x) {
+
+ /* clamp min x */
+ double const a = (*i)->get_x() + dx;
+ double const b = before_x + 1;
+ if (a < b) {
+ dx += b - a;
+ }
+
+ /* clamp max x */
+ if (after) {
+
+ if (after_x - before_x < 2) {
+ /* after and before are very close, so just leave this alone */
+ dx = 0;
+ } else {
+ double const a = (*i)->get_x() + dx;
+ double const b = after_x - 1;
+ if (a > b) {
+ dx -= a - b;
+ }
+ }
+ }
+ }
+ }
+
+ /* clamp y */
+ for (list<ControlPoint*>::iterator i = points.begin(); i != points.end(); ++i) {
+ double const y = ((_height - (*i)->get_y()) / _height) + dy;
+ if (y < 0) {
+ dy -= y;
+ }
+ if (y > 1) {
+ dy -= (y - 1);
+ }
+ }
+
+ pair<double, float> const clamped (_drag_x + dx, _last_drag_fraction + dy);
+ _drag_distance += dx;
+ _drag_x = x;
+ _last_drag_fraction = fraction;
- for (uint32_t i = i1 ; i <= i2; i++) {
- cp = nth (i);
- modify_view_point (*cp,
- trackview.editor().unit_to_frame (_time_converter.to(cp->get_x())),
- ((_height - cp->get_y()) /_height) + ydelta, with_push);
+ for (list<ControlPoint*>::iterator i = _drag_points.begin(); i != _drag_points.end(); ++i) {
+ (*i)->move_to ((*i)->get_x() + dx, (*i)->get_y() - _height * dy, ControlPoint::Full);
+ reset_line_coords (**i);
+ }
+
+ if (with_push) {
+ /* move push points, preserving their y */
+ for (list<ControlPoint*>::iterator i = _push_points.begin(); i != _push_points.end(); ++i) {
+ (*i)->move_to ((*i)->get_x() + dx, (*i)->get_y(), ControlPoint::Full);
+ reset_line_coords (**i);
+ }
}
if (line_points.size() > 1) {
line->property_points() = line_points;
}
- drags++;
+ _drag_had_movement = true;
+ did_push = with_push;
+
+ return clamped;
}
+/** Should be called to indicate the end of a drag */
void
-AutomationLine::end_drag (ControlPoint* cp)
+AutomationLine::end_drag ()
{
- if (!drags) {
+ if (!_drag_had_movement) {
return;
}
alist->freeze ();
- if (cp) {
- sync_model_with_view_point (*cp, did_push, drag_distance);
- } else {
- sync_model_with_view_line (line_drag_cp1, line_drag_cp2);
+ /* set up the points that were moved this time round */
+ list<ControlPoint*> points = _drag_points;
+ if (did_push) {
+ copy (_push_points.begin(), _push_points.end(), back_inserter (points));
+ points.sort (ControlPointSorter ());
}
+ sync_model_with_view_points (points, did_push, rint (_drag_distance * trackview.editor().get_current_zoom ()));
+
alist->thaw ();
update_pending = false;
- trackview.editor().current_session()->add_command (new MementoCommand<AutomationList>(*alist.get(), 0, &alist->get_state()));
- trackview.editor().current_session()->commit_reversible_command ();
- trackview.editor().current_session()->set_dirty ();
+ trackview.editor().session()->add_command (
+ new MementoCommand<AutomationList>(memento_command_binder (), 0, &alist->get_state())
+ );
+
+ trackview.editor().session()->set_dirty ();
}
-
void
AutomationLine::sync_model_with_view_point (ControlPoint& cp, bool did_push, int64_t distance)
{
model_representation (cp, mr);
- /* how much are we changing the central point by */
+ /* how much are we changing the central point by */
ydelta = mr.yval - mr.ypos;
/* change all points before the primary point */
for (AutomationList::iterator i = mr.start; i != cp.model(); ++i) {
-
+
double fract = ((*i)->when - mr.xmin) / (mr.xpos - mr.xmin);
double y_delta = ydelta * fract;
double x_delta = distance * fract;
/* interpolate */
-
+
if (y_delta || x_delta) {
alist->modify (i, (*i)->when + x_delta, mr.ymin + y_delta);
}
update_pending = true;
alist->modify (cp.model(), mr.xval, mr.yval);
-
/* change later points */
-
+
AutomationList::iterator i = cp.model();
-
+
++i;
-
+
while (i != mr.end) {
-
+
double delta = ydelta * (mr.xmax - (*i)->when) / (mr.xmax - mr.xpos);
/* all later points move by the same distance along the x-axis as the main point */
-
+
if (delta) {
alist->modify (i, (*i)->when + distance, (*i)->value + delta);
}
-
+
++i;
}
-
+
if (did_push) {
/* move all points after the range represented by the view by the same distance
as the main point moved.
*/
- alist->slide (mr.end, drag_distance);
+ alist->slide (mr.end, distance);
}
-
}
-bool
+bool
AutomationLine::control_points_adjacent (double xval, uint32_t & before, uint32_t& after)
{
ControlPoint *bcp = 0;
unit_xval = trackview.editor().frame_to_unit (xval);
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
-
+
if ((*i)->get_x() <= unit_xval) {
if (!bcp || (*i)->get_x() > bcp->get_x()) {
bcp = *i;
before = bcp->view_index();
- }
+ }
} else if ((*i)->get_x() > unit_xval) {
acp = *i;
if (!alist->empty() && mr.end == alist->end()) {
return true;
}
-
+
return false;
}
if (!alist->empty() && mr.start == alist->begin()) {
return true;
}
-
+
return false;
}
model_representation (cp, mr);
- trackview.editor().current_session()->begin_reversible_command (_("remove control point"));
+ trackview.editor().session()->begin_reversible_command (_("remove control point"));
XMLNode &before = alist->get_state();
alist->erase (mr.start, mr.end);
- trackview.editor().current_session()->add_command(new MementoCommand<AutomationList>(
- *alist.get(), &before, &alist->get_state()));
- trackview.editor().current_session()->commit_reversible_command ();
- trackview.editor().current_session()->set_dirty ();
+ trackview.editor().session()->add_command(
+ new MementoCommand<AutomationList> (memento_command_binder (), &before, &alist->get_state())
+ );
+
+ trackview.editor().session()->commit_reversible_command ();
+ trackview.editor().session()->set_dirty ();
}
+/** Get selectable points within an area.
+ * @param start Start position in session frames.
+ * @param end End position in session frames.
+ * @param bot Bottom y range, as a fraction of line height, where 0 is the bottom of the line.
+ * @param top Top y range, as a fraction of line height, where 0 is the bottom of the line.
+ * @param result Filled in with selectable things; in this case, ControlPoints.
+ */
void
-AutomationLine::get_selectables (nframes_t& start, nframes_t& end,
- double botfrac, double topfrac, list<Selectable*>& results)
+AutomationLine::get_selectables (
+ framepos_t start, framepos_t end, double botfrac, double topfrac, list<Selectable*>& results
+ )
{
-
- double top;
- double bot;
- double nstart;
- double nend;
- bool collecting = false;
-
- /* Curse X11 and its inverted coordinate system! */
-
- bot = (1.0 - topfrac) * _height;
- top = (1.0 - botfrac) * _height;
-
- nstart = max_frames;
- nend = 0;
+ /* convert fractions to display coordinates with 0 at the top of the track */
+ double const bot_track = (1 - topfrac) * trackview.current_height ();
+ double const top_track = (1 - botfrac) * trackview.current_height ();
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- double when = (*(*i)->model())->when;
-
- if (when >= start && when <= end) {
-
- if ((*i)->get_y() >= bot && (*i)->get_y() <= top) {
-
- (*i)->show();
- (*i)->set_visible(true);
- collecting = true;
- nstart = min (nstart, when);
- nend = max (nend, when);
-
- } else {
-
- if (collecting) {
+ double const model_when = (*(*i)->model())->when;
+ framepos_t const session_frames_when = _time_converter.to (model_when - _offset) + _time_converter.origin_b ();
- results.push_back (new AutomationSelectable (nstart, nend, botfrac, topfrac, trackview));
- collecting = false;
- nstart = max_frames;
- nend = 0;
- }
- }
+ if (session_frames_when >= start && session_frames_when <= end && (*i)->get_y() >= bot_track && (*i)->get_y() <= top_track) {
+ results.push_back (*i);
}
}
-
- if (collecting) {
- results.push_back (new AutomationSelectable (nstart, nend, botfrac, topfrac, trackview));
- }
-
}
void
-AutomationLine::get_inverted_selectables (Selection&, list<Selectable*>& results)
+AutomationLine::get_inverted_selectables (Selection&, list<Selectable*>& /*results*/)
{
// hmmm ....
}
-void
-AutomationLine::set_selected_points (PointSelection& points)
+/** Take a PointSelection and find ControlPoints that fall within it */
+list<ControlPoint*>
+AutomationLine::point_selection_to_control_points (PointSelection const & s)
{
- double top;
- double bot;
-
- for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- (*i)->set_selected(false);
- }
-
- if (points.empty()) {
- goto out;
- }
+ list<ControlPoint*> cp;
- for (PointSelection::iterator r = points.begin(); r != points.end(); ++r) {
-
- if (&(*r).track != &trackview) {
+ for (PointSelection::const_iterator i = s.begin(); i != s.end(); ++i) {
+
+ if (i->track != &trackview) {
continue;
}
- /* Curse X11 and its inverted coordinate system! */
+ double const bot = (1 - i->high_fract) * trackview.current_height ();
+ double const top = (1 - i->low_fract) * trackview.current_height ();
- bot = (1.0 - (*r).high_fract) * _height;
- top = (1.0 - (*r).low_fract) * _height;
+ for (vector<ControlPoint*>::iterator j = control_points.begin(); j != control_points.end(); ++j) {
- for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
-
- double rstart, rend;
-
- rstart = trackview.editor().frame_to_unit ((*r).start);
- rend = trackview.editor().frame_to_unit ((*r).end);
-
- if ((*i)->get_x() >= rstart && (*i)->get_x() <= rend) {
-
- if ((*i)->get_y() >= bot && (*i)->get_y() <= top) {
-
- (*i)->set_selected(true);
+ double const rstart = trackview.editor().frame_to_unit (_time_converter.to (i->start));
+ double const rend = trackview.editor().frame_to_unit (_time_converter.to (i->end));
+
+ if ((*j)->get_x() >= rstart && (*j)->get_x() <= rend) {
+ if ((*j)->get_y() >= bot && (*j)->get_y() <= top) {
+ cp.push_back (*j);
}
}
-
}
- }
- out:
- for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- (*i)->show_color (false, !points_visible);
}
-}
-
-void AutomationLine::set_colors() {
- set_line_color( ARDOUR_UI::config()->canvasvar_AutomationLine.get() );
- for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- (*i)->show_color (false, !points_visible);
- }
+ return cp;
}
void
-AutomationLine::show_selection ()
+AutomationLine::set_selected_points (PointSelection& points)
{
- TimeSelection& time (trackview.editor().get_selection().time);
-
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
-
- (*i)->set_selected(false);
-
- for (list<AudioRange>::iterator r = time.begin(); r != time.end(); ++r) {
- double rstart, rend;
-
- rstart = trackview.editor().frame_to_unit ((*r).start);
- rend = trackview.editor().frame_to_unit ((*r).end);
-
- if ((*i)->get_x() >= rstart && (*i)->get_x() <= rend) {
- (*i)->set_selected(true);
- break;
- }
+ (*i)->set_selected (false);
+ }
+
+ if (!points.empty()) {
+ list<ControlPoint*> cp = point_selection_to_control_points (points);
+ for (list<ControlPoint*>::iterator i = cp.begin(); i != cp.end(); ++i) {
+ (*i)->set_selected (true);
}
-
- (*i)->show_color (false, !points_visible);
}
+
+ set_colors ();
}
-void
-AutomationLine::hide_selection ()
+void AutomationLine::set_colors ()
{
-// show_selection ();
+ set_line_color (ARDOUR_UI::config()->canvasvar_AutomationLine.get());
+ for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
+ (*i)->set_color ();
+ }
}
void
AutomationList::const_iterator ai;
for (ai = events.begin(); ai != events.end(); ++ai) {
-
+
double translated_x = (*ai)->when;
double translated_y = (*ai)->value;
model_to_view_coord (translated_x, translated_y);
- add_model_point (tmp_points, (*ai)->when, translated_y);
+ if (translated_x >= 0 && translated_x < _maximum_time) {
+ tmp_points.push_back (ALPoint (
+ trackview.editor().frame_to_unit (translated_x),
+ _height - (translated_y * _height))
+ );
+ }
}
-
- determine_visible_control_points (tmp_points);
-}
-
-void
-AutomationLine::add_model_point (ALPoints& tmp_points, double frame, double yfract)
-{
- tmp_points.push_back (ALPoint (trackview.editor().frame_to_unit (_time_converter.to(frame)),
- _height - (yfract * _height)));
+ determine_visible_control_points (tmp_points);
}
void
void
AutomationLine::clear ()
{
- /* parent must create command */
- XMLNode &before = get_state();
+ /* parent must create and commit command */
+ XMLNode &before = alist->get_state();
alist->clear();
- trackview.editor().current_session()->add_command (
- new MementoCommand<AutomationLine>(*this, &before, &get_state()));
- trackview.editor().current_session()->commit_reversible_command ();
- trackview.editor().current_session()->set_dirty ();
+
+ trackview.editor().session()->add_command (
+ new MementoCommand<AutomationList> (memento_command_binder (), &before, &alist->get_state())
+ );
}
void
-AutomationLine::change_model (AutomationList::iterator i, double x, double y)
+AutomationLine::change_model (AutomationList::iterator /*i*/, double /*x*/, double /*y*/)
{
}
void
-AutomationLine::set_list(boost::shared_ptr<ARDOUR::AutomationList> list)
+AutomationLine::set_list (boost::shared_ptr<ARDOUR::AutomationList> list)
{
alist = list;
- queue_reset();
+ queue_reset ();
+ connect_to_list ();
}
void
AutomationLine::show_all_control_points ()
{
+ if (_is_boolean) {
+ // show the line but don't allow any control points
+ return;
+ }
+
points_visible = true;
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- (*i)->show_color((_interpolation != AutomationList::Discrete), false);
- (*i)->show ();
- (*i)->set_visible (true);
+ if (!(*i)->visible()) {
+ (*i)->show ();
+ (*i)->set_visible (true);
+ }
}
}
points_visible = false;
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- if (!(*i)->selected()) {
+ if (!(*i)->get_selected()) {
(*i)->set_visible (false);
}
}
}
-
+
void
AutomationLine::track_entered()
{
return alist->get_state();
}
-int
-AutomationLine::set_state (const XMLNode &node)
+int
+AutomationLine::set_state (const XMLNode &node, int version)
{
/* function as a proxy for the model */
- return alist->set_state (node);
+ return alist->set_state (node, version);
}
void
AutomationLine::view_to_model_coord (double& x, double& y) const
+{
+ x = _time_converter.from (x);
+ view_to_model_coord_y (y);
+}
+
+void
+AutomationLine::view_to_model_coord_y (double& y) const
{
/* TODO: This should be more generic ... */
if (alist->parameter().type() == GainAutomation ||
} else if (alist->parameter().type() == PluginAutomation) {
y = y * (double)(alist->get_max_y()- alist->get_min_y()) + alist->get_min_y();
} else {
- y = (int)(y * alist->parameter().max());
+ y = rint (y * alist->parameter().max());
}
-
- x = _time_converter.from(x);
}
void
} else {
y = y / (double)alist->parameter().max(); /* ... like this */
}
-
- x = _time_converter.to(x);
+
+ x = _time_converter.to (x) - _offset;
}
-
+/** Called when our list has announced that its interpolation style has changed */
void
-AutomationLine::set_interpolation(AutomationList::InterpolationStyle style)
+AutomationLine::interpolation_changed (AutomationList::InterpolationStyle style)
{
- _interpolation = style;
-
if (style == AutomationList::Discrete) {
show_all_control_points();
line->hide();
}
}
+void
+AutomationLine::add_visible_control_point (uint32_t view_index, uint32_t pi, double tx, double ty, AutomationList::iterator model, uint32_t npoints)
+{
+ if (view_index >= control_points.size()) {
+
+ /* make sure we have enough control points */
+
+ ControlPoint* ncp = new ControlPoint (*this);
+ ncp->set_size (control_point_box_size ());
+
+ control_points.push_back (ncp);
+ }
+
+ ControlPoint::ShapeType shape;
+
+ if (!terminal_points_can_slide) {
+ if (pi == 0) {
+ control_points[view_index]->set_can_slide(false);
+ if (tx == 0) {
+ shape = ControlPoint::Start;
+ } else {
+ shape = ControlPoint::Full;
+ }
+ } else if (pi == npoints - 1) {
+ control_points[view_index]->set_can_slide(false);
+ shape = ControlPoint::End;
+ } else {
+ control_points[view_index]->set_can_slide(true);
+ shape = ControlPoint::Full;
+ }
+ } else {
+ control_points[view_index]->set_can_slide(true);
+ shape = ControlPoint::Full;
+ }
+
+ control_points[view_index]->reset (tx, ty, model, view_index, shape);
+
+ /* finally, control visibility */
+
+ if (_visible && points_visible) {
+ control_points[view_index]->show ();
+ control_points[view_index]->set_visible (true);
+ } else {
+ if (!points_visible) {
+ control_points[view_index]->set_visible (false);
+ }
+ }
+}
+
+void
+AutomationLine::add_always_in_view (double x)
+{
+ _always_in_view.push_back (x);
+ alist->apply_to_points (*this, &AutomationLine::reset_callback);
+}
+
+void
+AutomationLine::clear_always_in_view ()
+{
+ _always_in_view.clear ();
+ alist->apply_to_points (*this, &AutomationLine::reset_callback);
+}
+
+void
+AutomationLine::connect_to_list ()
+{
+ _list_connections.drop_connections ();
+
+ alist->StateChanged.connect (_list_connections, invalidator (*this), boost::bind (&AutomationLine::list_changed, this), gui_context());
+
+ alist->InterpolationChanged.connect (
+ _list_connections, invalidator (*this), boost::bind (&AutomationLine::interpolation_changed, this, _1), gui_context()
+ );
+}
+
+MementoCommandBinder<AutomationList>*
+AutomationLine::memento_command_binder ()
+{
+ return new SimpleMementoCommandBinder<AutomationList> (*alist.get());
+}
+
+/** Set the maximum time that points on this line can be at, relative
+ * to the start of the track or region that it is on.
+ */
+void
+AutomationLine::set_maximum_time (framecnt_t t)
+{
+ if (_maximum_time == t) {
+ return;
+ }
+
+ _maximum_time = t;
+ reset ();
+}
+
+
+/** @return min and max x positions of points that are in the list, in session frames */
+pair<framepos_t, framepos_t>
+AutomationLine::get_point_x_range () const
+{
+ pair<framepos_t, framepos_t> r (max_framepos, 0);
+
+ for (AutomationList::const_iterator i = the_list()->begin(); i != the_list()->end(); ++i) {
+ r.first = min (r.first, _time_converter.to ((*i)->when) + _offset + _time_converter.origin_b ());
+ r.second = max (r.second, _time_converter.to ((*i)->when) + _offset + _time_converter.origin_b ());
+ }
+
+ return r;
+}
+
+void
+AutomationLine::set_offset (framepos_t off)
+{
+ if (_offset == off) {
+ return;
+ }
+
+ _offset = off;
+ reset ();
+}