2 Copyright (C) 2009-2014 Paul Davis
3 Author: David Robillard
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include <gtkmm/box.h>
21 #include <gtkmm/label.h>
22 #include <gtkmm/stock.h>
24 #include "transform_dialog.h"
30 using namespace ARDOUR;
32 TransformDialog::Model::Model()
33 : source_list(Gtk::ListStore::create(source_cols))
34 , property_list(Gtk::ListStore::create(property_cols))
35 , operator_list(Gtk::ListStore::create(operator_cols))
37 static const char* source_labels[] = {
40 _("the previous note's"),
41 _("this note's index"),
42 _("the number of notes"),
44 _("a random number from"),
47 for (int s = 0; source_labels[s]; ++s) {
48 Gtk::TreeModel::Row row = *(source_list->append());
49 row[source_cols.source] = (Source)(s + 1); // Skip NOTHING
50 row[source_cols.label] = source_labels[s];
52 // Special row for ramp, which doesn't correspond to a source
53 Gtk::TreeModel::Row row = *(source_list->append());
54 row[source_cols.source] = Value::NOWHERE;
55 row[source_cols.label] = _("equal steps from");
57 static const char* property_labels[] = {
65 for (int p = 0; property_labels[p]; ++p) {
66 Gtk::TreeModel::Row row = *(property_list->append());
67 row[property_cols.property] = (Property)p;
68 row[property_cols.label] = property_labels[p];
71 static const char* operator_labels[] = {
72 /* no PUSH */ "+", "-", "*", "/", "mod", NULL
74 for (int o = 0; operator_labels[o]; ++o) {
75 Gtk::TreeModel::Row row = *(operator_list->append());
76 row[operator_cols.op] = (Operator)(o + 1); // Skip PUSH
77 row[operator_cols.label] = operator_labels[o];
81 TransformDialog::TransformDialog()
82 : ArdourDialog(_("Transform"), false, false)
84 _property_combo.set_model(_model.property_list);
85 _property_combo.pack_start(_model.property_cols.label);
86 _property_combo.set_active(1);
87 _property_combo.signal_changed().connect(
88 sigc::mem_fun(this, &TransformDialog::property_changed));
90 Gtk::HBox* property_hbox = Gtk::manage(new Gtk::HBox);
91 property_hbox->pack_start(*Gtk::manage(new Gtk::Label(_("Set "))), false, false);
92 property_hbox->pack_start(_property_combo, false, false);
93 property_hbox->pack_start(*Gtk::manage(new Gtk::Label(_(" to "))), false, false);
95 _seed_chooser = Gtk::manage(new ValueChooser(_model));
96 _seed_chooser->set_target_property(MidiModel::NoteDiffCommand::Velocity);
97 _seed_chooser->source_combo.set_active(0);
98 property_hbox->pack_start(*_seed_chooser, false, false);
100 Gtk::HBox* add_hbox = Gtk::manage(new Gtk::HBox);
102 *manage(new Gtk::Image(Gtk::Stock::ADD, Gtk::ICON_SIZE_BUTTON)));
103 add_hbox->pack_start(_add_button, false, false);
104 _add_button.signal_clicked().connect(
105 sigc::mem_fun(*this, &TransformDialog::add_clicked));
107 get_vbox()->set_spacing(6);
108 get_vbox()->pack_start(*property_hbox, false, false);
109 get_vbox()->pack_start(_operations_box, false, false);
110 get_vbox()->pack_start(*add_hbox, false, false);
112 add_button(Stock::CANCEL, Gtk::RESPONSE_CANCEL);
113 add_button(_("Transform"), Gtk::RESPONSE_OK);
116 _seed_chooser->value_spinner.hide();
117 _seed_chooser->source_changed();
120 TransformDialog::ValueChooser::ValueChooser(const Model& model)
122 , target_property((Property)1)
125 source_combo.set_model(model.source_list);
126 source_combo.pack_start(model.source_cols.label);
127 source_combo.signal_changed().connect(
128 sigc::mem_fun(this, &TransformDialog::ValueChooser::source_changed));
130 property_combo.set_model(model.property_list);
131 property_combo.pack_start(model.property_cols.label);
134 pack_start(source_combo, false, false);
135 pack_start(property_combo, false, false);
136 pack_start(value_spinner, false, false);
137 pack_start(to_label, false, false);
138 pack_start(max_spinner, false, false);
141 source_combo.set_active(4);
142 property_combo.set_active(1);
143 set_target_property(MidiModel::NoteDiffCommand::Velocity);
144 max_spinner.set_value(127);
149 set_spinner_for(Gtk::SpinButton& spinner,
150 MidiModel::NoteDiffCommand::Property prop)
153 case MidiModel::NoteDiffCommand::NoteNumber:
154 case MidiModel::NoteDiffCommand::Velocity:
155 spinner.get_adjustment()->set_lower(1); // no 0, note off
156 spinner.get_adjustment()->set_upper(127);
157 spinner.get_adjustment()->set_step_increment(1);
158 spinner.get_adjustment()->set_page_increment(10);
159 spinner.set_digits(0);
161 case MidiModel::NoteDiffCommand::StartTime:
162 spinner.get_adjustment()->set_lower(0);
163 spinner.get_adjustment()->set_upper(1024);
164 spinner.get_adjustment()->set_step_increment(0.125);
165 spinner.get_adjustment()->set_page_increment(1.0);
166 spinner.set_digits(2);
168 case MidiModel::NoteDiffCommand::Length:
169 spinner.get_adjustment()->set_lower(1.0 / 64.0);
170 spinner.get_adjustment()->set_upper(32);
171 spinner.get_adjustment()->set_step_increment(1.0 / 64.0);
172 spinner.get_adjustment()->set_page_increment(1.0);
173 spinner.set_digits(2);
175 case MidiModel::NoteDiffCommand::Channel:
176 spinner.get_adjustment()->set_lower(0);
177 spinner.get_adjustment()->set_upper(15);
178 spinner.get_adjustment()->set_step_increment(1);
179 spinner.get_adjustment()->set_page_increment(10);
180 spinner.set_digits(0);
184 std::min(spinner.get_adjustment()->get_upper(),
185 std::max(spinner.get_adjustment()->get_lower(), spinner.get_value())));
189 TransformDialog::ValueChooser::set_target_property(Property prop)
191 target_property = prop;
192 set_spinner_for(value_spinner, prop);
193 set_spinner_for(max_spinner, prop);
197 TransformDialog::ValueChooser::source_changed()
199 Gtk::TreeModel::const_iterator s = source_combo.get_active();
200 const Source source = (*s)[model.source_cols.source];
202 value_spinner.hide();
205 if (source == Value::LITERAL) {
206 value_spinner.show();
207 property_combo.hide();
208 } else if (source == Value::RANDOM) {
209 value_spinner.show();
212 property_combo.hide();
213 } else if (source == Value::NOWHERE) {
214 /* Bit of a kludge, hijack this for ramps since it's the only thing
215 that doesn't correspond to a source. When we add more fancy
216 code-generating value chooser options, the column model will need to
217 be changed a bit to reflect this. */
218 value_spinner.show();
221 property_combo.hide();
222 } else if (source == Value::INDEX || source == Value::N_NOTES) {
223 value_spinner.hide();
224 property_combo.hide();
226 value_spinner.hide();
227 property_combo.show();
232 TransformDialog::ValueChooser::get(std::list<Operation>& ops)
234 Gtk::TreeModel::const_iterator s = source_combo.get_active();
235 const Source source = (*s)[model.source_cols.source];
237 if (source == Transform::Value::RANDOM) {
238 /* Special case: a RANDOM value is always 0..1, so here we produce some
239 code to produce a random number in a range: "rand value *". */
240 const double a = value_spinner.get_value();
241 const double b = max_spinner.get_value();
242 const double min = std::min(a, b);
243 const double max = std::max(a, b);
244 const double range = max - min;
246 // "rand range * min +" ((rand * range) + min)
247 ops.push_back(Operation(Operation::PUSH, Value(Value::RANDOM)));
248 ops.push_back(Operation(Operation::PUSH, Value(range)));
249 ops.push_back(Operation(Operation::MULT));
250 ops.push_back(Operation(Operation::PUSH, Value(min)));
251 ops.push_back(Operation(Operation::ADD));
253 } else if (source == Transform::Value::NOWHERE) {
254 /* Special case: hijack NOWHERE for ramps (see above). The language
255 knows nothing of ramps, we generate code to calculate the
256 appropriate value here. */
257 const double first = value_spinner.get_value();
258 const double last = max_spinner.get_value();
259 const double rise = last - first;
261 // "index rise * n_notes 1 - / first +" (index * rise / (n_notes - 1) + first)
262 ops.push_back(Operation(Operation::PUSH, Value(Value::INDEX)));
263 ops.push_back(Operation(Operation::PUSH, Value(rise)));
264 ops.push_back(Operation(Operation::MULT));
265 ops.push_back(Operation(Operation::PUSH, Value(Value::N_NOTES)));
266 ops.push_back(Operation(Operation::PUSH, Value(1)));
267 ops.push_back(Operation(Operation::SUB));
268 ops.push_back(Operation(Operation::DIV));
269 ops.push_back(Operation(Operation::PUSH, Value(first)));
270 ops.push_back(Operation(Operation::ADD));
274 // Produce a simple Value
275 Value val((*s)[model.source_cols.source]);
276 if (val.source == Transform::Value::THIS_NOTE ||
277 val.source == Transform::Value::PREV_NOTE) {
278 Gtk::TreeModel::const_iterator p = property_combo.get_active();
279 val.prop = (*p)[model.property_cols.property];
280 } else if (val.source == Transform::Value::LITERAL) {
282 MidiModel::NoteDiffCommand::value_type(target_property),
283 value_spinner.get_value());
285 ops.push_back(Operation(Operation::PUSH, val));
288 TransformDialog::OperationChooser::OperationChooser(const Model& model)
290 , value_chooser(model)
292 operator_combo.set_model(model.operator_list);
293 operator_combo.pack_start(model.operator_cols.label);
294 operator_combo.set_active(0);
296 pack_start(operator_combo, false, false);
297 pack_start(value_chooser, false, false);
298 pack_start(*Gtk::manage(new Gtk::Label(" ")), true, true);
299 pack_start(remove_button, false, false);
302 *manage(new Gtk::Image(Gtk::Stock::REMOVE, Gtk::ICON_SIZE_BUTTON)));
304 remove_button.signal_clicked().connect(
305 sigc::mem_fun(*this, &TransformDialog::OperationChooser::remove_clicked));
307 value_chooser.source_combo.set_active(0);
310 value_chooser.property_combo.hide();
311 value_chooser.value_spinner.set_value(1);
312 value_chooser.source_changed();
316 TransformDialog::OperationChooser::get(std::list<Operation>& ops)
318 Gtk::TreeModel::const_iterator o = operator_combo.get_active();
320 value_chooser.get(ops);
321 ops.push_back(Operation((*o)[model.operator_cols.op]));
325 TransformDialog::OperationChooser::remove_clicked()
331 TransformDialog::get()
333 Transform::Program prog;
335 // Set target property
336 prog.prop = (*_property_combo.get_active())[_model.property_cols.property];
338 // Append code to push seed to stack
339 _seed_chooser->get(prog.ops);
341 // Append all operations' code to program
342 const std::vector<Gtk::Widget*>& choosers = _operations_box.get_children();
343 for (std::vector<Gtk::Widget*>::const_iterator o = choosers.begin();
344 o != choosers.end(); ++o) {
345 OperationChooser* chooser = dynamic_cast<OperationChooser*>(*o);
347 chooser->get(prog.ops);
355 TransformDialog::property_changed()
357 Gtk::TreeModel::const_iterator i = _property_combo.get_active();
358 _seed_chooser->set_target_property((*i)[_model.property_cols.property]);
362 TransformDialog::add_clicked()
364 _operations_box.pack_start(
365 *Gtk::manage(new OperationChooser(_model)), false, false);