/*
- 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
}
void
-AutomationLine::show ()
+AutomationLine::show ()
{
if (_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) {
return 8.0;
} else if (_height > (guint32) TimeAxisView::hNormal) {
return 6.0;
- }
+ }
return 4.0;
}
/* 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 */
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 {
ControlPoint* after;
-
+
/* find the first point that can't move */
for (uint32_t n = cp.view_index() + 1; (after = nth (n)) != 0; ++n) {
break;
}
}
-
+
delta = x - cp.get_x();
}
-
+
} else {
/* leave the x-coordinate alone */
} 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;
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());
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);
/* convert to model units
*/
-
+
view_to_model_coord (mr.xval, mr.yval);
/* part 2: find out where the model point is now
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;
double tx = points[pi].x;
double ty = points[pi].y;
-
+
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);
-
+ 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 */
/* make sure we have enough control points */
ControlPoint* ncp = new ControlPoint (*this);
-
- ncp->set_size (box_size);
+
+ ncp->set_size (box_size);
control_points.push_back (ncp);
++cpsize;
prev_ry = this_ry;
/* finally, control visibility */
-
+
if (_visible && points_visible) {
control_points[view_index]->show ();
control_points[view_index]->set_visible (true);
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) {
line->show();
}
- }
+ }
set_selected_points (trackview.editor().get_selection().points);
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 {
}
void
-AutomationLine::start_drag (ControlPoint* cp, nframes_t x, float fraction)
+AutomationLine::start_drag (ControlPoint* cp, nframes_t x, float fraction)
{
if (trackview.editor().current_session() == 0) { /* how? */
return;
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;
}
void
-AutomationLine::point_drag (ControlPoint& cp, nframes_t x, float fraction, bool with_push)
+AutomationLine::point_drag (ControlPoint& cp, nframes_t x, float fraction, bool with_push)
{
if (x > drag_x) {
drag_distance += (x - drag_x);
}
void
-AutomationLine::line_drag (uint32_t i1, uint32_t i2, float fraction, bool with_push)
+AutomationLine::line_drag (uint32_t i1, uint32_t i2, float fraction, bool with_push)
{
double ydelta = fraction - last_drag_fraction;
did_push = with_push;
-
+
last_drag_fraction = fraction;
line_drag_cp1 = i1;
line_drag_cp2 = i2;
-
+
//check if one of the control points on the line is in a selected range
bool range_found = false;
ControlPoint *cp;
for (uint32_t i = i1 ; i <= i2; i++) {
cp = nth (i);
- if ( cp->selected ) {
+ if (cp->selected()) {
range_found = true;
}
}
if (range_found) {
for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
- if ( (*i)->selected ) {
- modify_view_point (*(*i), trackview.editor.unit_to_frame ((*i)->get_x()), ((_height - (*i)->get_y()) /_height) + ydelta, with_push);
+ if ((*i)->selected()) {
+ modify_view_point (*(*i), trackview.editor().unit_to_frame ((*i)->get_x()), ((_height - (*i)->get_y()) /_height) + ydelta, with_push);
}
}
} else {
ControlPoint *cp;
for (uint32_t i = i1 ; i <= i2; i++) {
cp = nth (i);
- modify_view_point (*cp, trackview.editor.unit_to_frame (cp->get_x()), ((_height - cp->get_y()) /_height) + ydelta, with_push);
+ modify_view_point (*cp, trackview.editor().unit_to_frame (cp->get_x()), ((_height - cp->get_y()) /_height) + ydelta, with_push);
}
}
-
+
if (line_points.size() > 1) {
line->property_points() = line_points;
}
}
void
-AutomationLine::end_drag (ControlPoint* cp)
+AutomationLine::end_drag (ControlPoint* cp)
{
if (!drags) {
return;
} else {
sync_model_with_view_line (line_drag_cp1, line_drag_cp2);
}
-
+
alist->thaw ();
update_pending = false;
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);
}
/* 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
}
-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;
}
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;
double when = (*(*i)->model())->when;
if (when >= start && when <= end) {
-
+
if ((*i)->get_y() >= bot && (*i)->get_y() <= top) {
(*i)->show();
nend = max (nend, when);
} else {
-
+
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 ....
}
if (points.empty()) {
goto out;
- }
-
+ }
+
for (PointSelection::iterator r = points.begin(); r != points.end(); ++r) {
-
+
if (&(*r).track != &trackview) {
continue;
}
top = (1.0 - (*r).low_fract) * _height;
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);
}
}
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)->show_color (false, !points_visible);
}
}
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);
}
-
+
determine_visible_control_points (tmp_points);
}
}
void
-AutomationLine::change_model (AutomationList::iterator i, double x, double y)
+AutomationLine::change_model (AutomationList::iterator /*i*/, double /*x*/, double /*y*/)
{
}
}
}
}
-
+
void
AutomationLine::track_entered()
{
}
int
-AutomationLine::set_state (const XMLNode &node)
+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
} else {
y = y / (double)alist->parameter().max(); /* ... like this */
}
-
+
x = _time_converter.to(x);
}
-
+
void
AutomationLine::set_interpolation(AutomationList::InterpolationStyle style)
{