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midi-components-0.0.js
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midi-components-0.0.js
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/**
* Components JS library for Mixxx
* Documentation is on the Mixxx wiki at
* http://mixxx.org/wiki/doku.php/components_js
*
* Copyright (C) 2017 Be <[email protected]>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*
*
* This library depends on Lodash, which is copyright JS Foundation
* and other contributors and licensed under the MIT license. Refer to
* the lodash.mixxx.js file in this directory for details.
**/
;(function (global) {
var Component = function (options) {
if (Array.isArray(options) && typeof options[0] === 'number') {
this.midi = options;
} else {
_.assign(this, options);
}
if (typeof this.unshift === 'function') {
this.unshift();
}
// These cannot be in the prototype; they must be unique to each instance.
this.isShifted = false;
this.connections = [];
if (options !== undefined && typeof options.key === 'string') {
this.inKey = options.key;
this.outKey = options.key;
}
if (this.outConnect && this.group !== undefined && this.outKey !== undefined) {
this.connect();
if (this.outTrigger) {
this.trigger();
}
}
};
Component.prototype = {
// default attributes
// You should probably overwrite at least some of these.
inValueScale: function (value) {
// Hack to get exact center of pots to return 0.5
if (value > (this.max / 2)) {
return (value - 1) / (this.max - 1);
} else {
return value / (this.max + 1);
}
},
// map input in the XML file, not inValueScale
input: function (channel, control, value, status, group) {
this.inSetParameter(this.inValueScale(value));
},
outValueScale: function (value) {return value * this.max;},
output: function (value, group, control) {
this.send(this.outValueScale(value));
},
outConnect: true,
outTrigger: true,
max: 127, // for MIDI. When adapting for HID this may change.
// common functions
// In most cases, you should not overwrite these.
inGetParameter: function () {
return engine.getParameter(this.group, this.inKey);
},
inSetParameter: function (value) {
engine.setParameter(this.group, this.inKey, value);
},
inGetValue: function () {
return engine.getValue(this.group, this.inKey);
},
inSetValue: function (value) {
engine.setValue(this.group, this.inKey, value);
},
inToggle: function () {
this.inSetValue( ! this.inGetValue());
},
outGetParameter: function () {
return engine.getParameter(this.group, this.outKey);
},
outSetParameter: function (value) {
engine.setParameter(this.group, this.outKey, value);
},
outGetValue: function () {
return engine.getValue(this.group, this.outKey);
},
outSetValue: function (value) {
engine.setValue(this.group, this.outKey, value);
},
outToggle: function () {
this.outSetValue( ! this.outGetValue());
},
connect: function () {
/**
Override this method with a custom one to connect multiple Mixxx COs for a single Component.
Add the connection objects to the this.connections array so they all get disconnected just
by calling this.disconnect(). This can be helpful for multicolor LEDs that show a
different color depending on the state of different Mixxx COs. Refer to
SamplerButton.connect() and SamplerButton.output() for an example.
**/
if (undefined !== this.group &&
undefined !== this.outKey &&
undefined !== this.output &&
typeof this.output === 'function') {
this.connections[0] = engine.makeConnection(this.group, this.outKey, this.output);
}
},
disconnect: function () {
if (this.connections[0] !== undefined) {
this.connections.forEach(function (conn) {
conn.disconnect();
});
}
},
trigger: function() {
if (this.connections[0] !== undefined) {
this.connections.forEach(function (conn) {
conn.trigger();
});
}
},
shiftOffset: 0,
sendShifted: false,
shiftChannel: false,
shiftControl: false,
send: function (value) {
if (this.midi === undefined || this.midi[0] === undefined || this.midi[1] === undefined) {
return;
}
midi.sendShortMsg(this.midi[0], this.midi[1], value);
if (this.sendShifted) {
if (this.shiftChannel) {
midi.sendShortMsg(this.midi[0] + this.shiftOffset, this.midi[1], value);
} else if (this.shiftControl) {
midi.sendShortMsg(this.midi[0], this.midi[1] + this.shiftOffset, value);
}
}
},
};
var Button = function (options) {
Component.call(this, options);
};
Button.prototype = new Component({
types: {
push: 0,
toggle: 1,
powerWindow: 2,
},
type: 0,
on: 127,
off: 0,
// Time in milliseconds to distinguish a short press from a long press.
// It is recommended to refer to it (as this.longPressTimeout)
// in any Buttons that act differently with short and long presses
// to keep the timeouts uniform.
longPressTimeout: 275,
isPress: function (channel, control, value, status) {
return value > 0;
},
input: function (channel, control, value, status, group) {
if (this.type === undefined || this.type === this.types.push) {
this.inSetValue(this.isPress(channel, control, value, status));
} else if (this.type === this.types.toggle) {
if (this.isPress(channel, control, value, status)) {
this.inToggle();
}
} else if (this.type === this.types.powerWindow) {
if (this.isPress(channel, control, value, status)) {
this.inToggle();
this.isLongPressed = false;
this.longPressTimer = engine.beginTimer(this.longPressTimeout, function () {
this.isLongPressed = true;
this.longPressTimer = 0;
}, true);
} else {
if (this.isLongPressed) {
this.inToggle();
}
if (this.longPressTimer !== 0) {
engine.stopTimer(this.longPressTimer);
this.longPressTimer = 0;
}
this.isLongPressed = false;
}
}
},
outValueScale: function (value) {
return (value > 0) ? this.on : this.off;
},
shutdown: function () {
this.send(this.off);
},
});
var PlayButton = function (options) {
Button.call(this, options);
};
PlayButton.prototype = new Button({
unshift: function () {
this.inKey = 'play';
},
shift: function () {
this.inKey = 'reverse';
},
type: Button.prototype.types.toggle,
outKey: 'play_indicator',
});
var CueButton = function (options) {
Button.call(this, options);
};
CueButton.prototype = new Button({
unshift: function () {
this.inKey = 'cue_default';
},
shift: function () {
if (this.reverseRollOnShift) {
this.inKey = 'reverseroll';
} else {
this.inKey = 'start_stop';
}
},
outKey: 'cue_indicator',
});
var SyncButton = function (options) {
Button.call(this, options);
};
SyncButton.prototype = new Button({
unshift: function () {
this.input = function (channel, control, value, status, group) {
if (this.isPress(channel, control, value, status)) {
if (engine.getValue(this.group, 'sync_enabled') === 0) {
engine.setValue(this.group, 'beatsync', 1);
this.longPressTimer = engine.beginTimer(this.longPressTimeout, function () {
engine.setValue(this.group, 'sync_enabled', 1);
this.longPressTimer = 0;
}, true);
} else {
engine.setValue(this.group, 'sync_enabled', 0);
}
} else {
if (this.longPressTimer !== 0) {
engine.stopTimer(this.longPressTimer);
this.longPressTimer = 0;
}
}
};
},
shift: function () {
this.inKey = 'quantize';
this.type = Button.prototype.types.toggle;
this.input = Button.prototype.input;
},
outKey: 'sync_enabled',
});
var LoopToggleButton = function (options) {
Button.call(this, options);
};
LoopToggleButton.prototype = new Button({
inKey: 'reloop_exit',
inValueScale: function () {
return 1;
},
outKey: 'loop_enabled',
});
var HotcueButton = function (options) {
if (options.number === undefined) {
print('ERROR: No hotcue number specified for new HotcueButton.');
return;
}
if (options.colors !== undefined || options.sendRGB !== undefined) {
this.colorIdKey = 'hotcue_' + options.number + '_color_id';
if (options.colors === undefined) {
options.colors = color.predefinedColorsList();
}
}
this.number = options.number;
this.outKey = 'hotcue_' + this.number + '_enabled';
Button.call(this, options);
};
HotcueButton.prototype = new Button({
unshift: function () {
this.inKey = 'hotcue_' + this.number + '_activate';
},
shift: function () {
this.inKey = 'hotcue_' + this.number + '_clear';
},
getColor: function() {
if (this.colorIdKey !== undefined) {
return color.predefinedColorFromId(engine.getValue(this.group,this.colorIdKey));
} else {
return null;
}
},
output: function(value) {
var outval = this.outValueScale(value);
// WARNING: outputColor only handles hotcueColors
// and there is no hotcueColor for turning the LED
// off. So the `send()` function is responsible for turning the
// actual LED off.
if (this.colorIdKey !== undefined && outval !== this.off) {
this.outputColor(engine.getValue(this.group, this.colorIdKey));
} else {
this.send(outval);
}
},
outputColor: function (id) {
var color = this.colors[id];
if (color instanceof Array) {
if (color.length !== 3) {
print("ERROR: invalid color array for id: " + id);
return;
}
if (this.sendRGB === undefined) {
print("ERROR: no function defined for sending RGB colors");
return;
}
this.sendRGB(color);
} else if (typeof color === 'number') {
this.send(color);
}
},
connect: function() {
Button.prototype.connect.call(this); // call parent connect
if (undefined !== this.group && this.colorIdKey !== undefined) {
this.connections[1] = engine.makeConnection(this.group, this.colorIdKey, function (id) {
if (engine.getValue(this.group,this.outKey)) {
this.outputColor(id);
}
});
}
},
});
var SamplerButton = function (options) {
if (options.number === undefined) {
print('ERROR: No sampler number specified for new SamplerButton.');
return;
}
this.volumeByVelocity = options.volumeByVelocity;
this.number = options.number;
this.group = '[Sampler' + this.number + ']';
Button.call(this, options);
};
SamplerButton.prototype = new Button({
unshift: function () {
this.input = function (channel, control, value, status, group) {
if (this.isPress(channel, control, value, status)) {
if (engine.getValue(this.group, 'track_loaded') === 0) {
engine.setValue(this.group, 'LoadSelectedTrack', 1);
} else {
if (this.volumeByVelocity) {
engine.setValue(this.group, 'volume', this.inValueScale(value));
}
engine.setValue(this.group, 'cue_gotoandplay', 1);
}
}
};
},
shift: function() {
this.input = function (channel, control, value, status, group) {
if (this.isPress(channel, control, value, status)) {
if (engine.getValue(this.group, 'play') === 1) {
engine.setValue(this.group, 'play', 0);
} else {
engine.setValue(this.group, 'eject', 1);
}
} else {
if (engine.getValue(this.group, 'play') === 0) {
engine.setValue(this.group, 'eject', 0);
}
}
};
},
output: function (value, group, control) {
if (engine.getValue(this.group, 'track_loaded') === 1) {
if (this.loaded === undefined) {
this.send(this.on);
} else {
if (engine.getValue(this.group, 'play') === 1) {
if (this.looping !== undefined &&
engine.getValue(this.group, 'repeat') === 1) {
this.send(this.looping);
} else {
this.send(this.playing);
}
} else {
this.send(this.loaded);
}
}
} else {
if (this.empty === undefined) {
this.send(this.off);
} else {
this.send(this.empty);
}
}
},
connect: function() {
this.connections[0] = engine.makeConnection(this.group, 'track_loaded', this.output);
if (this.playing !== undefined) {
this.connections[1] = engine.makeConnection(this.group, 'play', this.output);
}
if (this.looping !== undefined) {
this.connections[2] = engine.connectControl(this.group, 'repeat', this.output);
}
},
outKey: null, // hack to get Component constructor to call connect()
});
var EffectAssignmentButton = function (options) {
options.key = 'group_' + options.group + '_enable';
options.group = '[EffectRack1_EffectUnit' + options.effectUnit + ']';
Button.call(this, options);
};
EffectAssignmentButton.prototype = new Button({
type: Button.prototype.types.toggle,
});
var Pot = function (options) {
Component.call(this, options);
this.firstValueReceived = false;
};
Pot.prototype = new Component({
softTakeover: true,
input: function (channel, control, value, status, group) {
if (this.MSB !== undefined) {
value = (this.MSB << 7) + value;
}
var newValue = this.inValueScale(value);
if (this.invert) {
newValue = 1 - newValue;
}
this.inSetParameter(newValue);
if (!this.firstValueReceived) {
this.firstValueReceived = true;
this.connect();
}
},
// Input handlers for 14 bit MIDI
inputMSB: function (channel, control, value, status, group) {
// For the first messages, disregard the LSB in case
// the first LSB is received after the first MSB.
if (this.MSB === undefined) {
this.max = 127;
this.input(channel, control, value, status, group);
this.max = 16383;
}
this.MSB = value;
},
inputLSB: function (channel, control, value, status, group) {
// Make sure the first MSB has been received
if (this.MSB !== undefined) {
this.input(channel, control, value, status, group);
}
},
connect: function () {
if (this.firstValueReceived && !this.relative) {
engine.softTakeover(this.group, this.inKey, true);
}
},
skipSoftTakeover: function() {
engine.softTakeover(this.group, this.inKey, false);
this.firstValueReceived = false;
},
disconnect: function () {
if (!this.relative) {
engine.softTakeoverIgnoreNextValue(this.group, this.inKey);
}
},
trigger: function () {},
});
/**
The generic Component code provides everything to implement an Encoder. This Encoder Component
exists so instanceof can be used to separate Encoders from other Components.
**/
var Encoder = function (options) {
Component.call(this, options);
};
Encoder.prototype = new Component();
var ComponentContainer = function (initialLayer) {
if (typeof initialLayer === 'object') {
this.applyLayer(initialLayer);
}
};
ComponentContainer.prototype = {
forEachComponent: function (operation, recursive) {
if (typeof operation !== 'function') {
print('ERROR: ComponentContainer.forEachComponent requires a function argument');
return;
}
if (recursive === undefined) { recursive = true; }
var that = this;
var applyOperationTo = function (obj) {
if (obj instanceof Component) {
operation.call(that, obj);
} else if (recursive && obj instanceof ComponentContainer) {
obj.forEachComponent(operation);
} else if (Array.isArray(obj)) {
obj.forEach(function (element) {
applyOperationTo(element);
});
}
};
for (var memberName in this) {
if (this.hasOwnProperty(memberName)) {
applyOperationTo(this[memberName]);
}
}
},
reconnectComponents: function (operation, recursive) {
this.forEachComponent(function (component) {
component.disconnect();
if (typeof operation === 'function') {
operation.call(this, component);
}
component.connect();
component.trigger();
}, recursive);
},
isShifted: false,
shift: function () {
this.forEachComponent(function (component) {
// Controls for push type Buttons depend on getting reset to 0 when the
// Button is released for correct behavior. If there is a skin button
// that lights up with the inKey, the skin button would stay lit if the
// inKey does not get reset to 0. So, if a push type Button is held down
// when shift is pressed, when the Button is released, the MIDI signal
// for the Button release will be processed when the Button is in the
// shifted state, and the unshifted inKey would not get reset to 0.
// To work around this, reset push Buttons' inKey to 0 when the shift
// button is pressed.
if (typeof component.shift === 'function') {
if (component instanceof Button
&& (component.type === Button.prototype.types.push
|| component.type === undefined)
&& component.input === Button.prototype.input
&& typeof component.inKey === 'string'
&& typeof component.group === 'string') {
if (engine.getValue(component.group, component.inKey) !== 0) {
engine.setValue(component.group, component.inKey, 0);
}
}
component.shift();
}
// Set isShifted for child ComponentContainers forEachComponent is iterating through recursively
this.isShifted = true;
});
},
unshift: function () {
this.forEachComponent(function (component) {
// Refer to comment in ComponentContainer.shift() above for explanation
if (typeof component.unshift === 'function') {
if (component instanceof Button
&& (component.type === Button.prototype.types.push
|| component.type === undefined)
&& component.input === Button.prototype.input
&& typeof component.inKey === 'string'
&& typeof component.group === 'string') {
if (engine.getValue(component.group, component.inKey) !== 0) {
engine.setValue(component.group, component.inKey, 0);
}
}
component.unshift();
}
// Set isShifted for child ComponentContainers forEachComponent is iterating through recursively
this.isShifted = false;
});
},
applyLayer: function (newLayer, reconnectComponents) {
if (reconnectComponents !== false) {
reconnectComponents = true;
}
if (reconnectComponents === true) {
this.forEachComponent(function (component) {
component.disconnect();
});
}
_.merge(this, newLayer);
if (reconnectComponents === true) {
this.forEachComponent(function (component) {
component.connect();
component.trigger();
});
}
},
shutdown: function () {
this.forEachComponent(function (component) {
if (component.shutdown !== undefined
&& typeof component.shutdown === 'function') {
component.shutdown();
}
})
},
};
var Deck = function (deckNumbers) {
if (deckNumbers !== undefined) {
if (Array.isArray(deckNumbers)) {
// These must be unique to each instance,
// so they cannot be in the prototype.
this.currentDeck = '[Channel' + deckNumbers[0] + ']';
this.deckNumbers = deckNumbers;
} else if (typeof deckNumbers === 'number' &&
Math.floor(deckNumbers) === deckNumbers &&
isFinite(deckNumbers)) {
this.currentDeck = '[Channel' + deckNumbers + ']';
this.deckNumbers = [deckNumbers];
}
} else {
print('ERROR! new Deck() called without specifying any deck numbers');
return;
}
};
Deck.prototype = new ComponentContainer({
setCurrentDeck: function (newGroup) {
this.currentDeck = newGroup;
this.reconnectComponents(function (component) {
if (component.group === undefined
|| component.group.search(script.channelRegEx) !== -1) {
component.group = newGroup;
} else if (component.group.search(script.eqRegEx) !== -1) {
component.group = '[EqualizerRack1_' + newGroup + '_Effect1]';
} else if (component.group.search(script.quickEffectRegEx) !== -1) {
component.group = '[QuickEffectRack1_' + newGroup + ']';
}
// Do not alter the Component's group if it does not match any of those RegExs.
if (component instanceof EffectAssignmentButton) {
// The ControlObjects for assigning decks to effect units
// indicate the effect unit with the group and the deck with the key,
// so change the key here instead of the group.
component.inKey = 'group_' + newGroup + '_enable';
component.outKey = 'group_' + newGroup + '_enable';
}
});
},
toggle: function () {
// cycle through deckNumbers array
var index = this.deckNumbers.indexOf(parseInt(
script.channelRegEx.exec(this.currentDeck)[1]
));
if (index === (this.deckNumbers.length - 1)) {
index = 0;
} else {
index += 1;
}
this.setCurrentDeck("[Channel" + this.deckNumbers[index] + "]");
}
});
EffectUnit = function (unitNumbers, allowFocusWhenParametersHidden, colors) {
var eu = this;
this.focusChooseModeActive = false;
// This is only connected if allowFocusWhenParametersHidden is false.
this.onShowParametersChange = function (value) {
if (value === 0) {
// Prevent this from getting called twice (on button down and button up)
// when show_parameters button is clicked in skin.
// Otherwise this.previouslyFocusedEffect would always be set to 0
// on the second call.
if (engine.getValue(eu.group, 'show_focus') > 0) {
engine.setValue(eu.group, 'show_focus', 0);
eu.previouslyFocusedEffect = engine.getValue(eu.group,
"focused_effect");
engine.setValue(eu.group, "focused_effect", 0);
}
} else {
engine.setValue(eu.group, 'show_focus', 1);
if (eu.previouslyFocusedEffect !== undefined) {
engine.setValue(eu.group, 'focused_effect',
eu.previouslyFocusedEffect);
}
}
if (eu.enableButtons !== undefined) {
eu.enableButtons.reconnectComponents(function (button) {
button.stopEffectFocusChooseMode();
});
}
};
this.setCurrentUnit = function (newNumber) {
this.currentUnitNumber = newNumber;
if (allowFocusWhenParametersHidden) {
engine.setValue(this.group, 'show_focus', 0);
} else {
if (this.showParametersConnection !== undefined) {
this.showParametersConnection.disconnect();
}
delete this.previouslyFocusedEffect;
}
this.group = '[EffectRack1_EffectUnit' + newNumber + ']';
if (allowFocusWhenParametersHidden) {
engine.setValue(this.group, 'show_focus', 1);
} else {
// Connect a callback to show_parameters changing instead of
// setting show_focus when effectFocusButton is pressed so
// show_focus is always in the correct state, even if the user
// presses the skin button for show_parameters.
this.showParametersConnection = engine.makeConnection(this.group,
'show_parameters',
this.onShowParametersChange);
this.showParametersConnection.trigger();
}
// Do not enable soft takeover upon EffectUnit construction
// so initial values can be loaded from knobs.
if (this.hasInitialized === true) {
for (var n = 1; n <= 3; n++) {
var effect = '[EffectRack1_EffectUnit' + this.currentUnitNumber +
'_Effect' + n + ']';
engine.softTakeover(effect, 'meta', true);
engine.softTakeover(effect, 'parameter1', true);
engine.softTakeover(effect, 'parameter2', true);
engine.softTakeover(effect, 'parameter3', true);
}
}
this.reconnectComponents(function (component) {
// update [EffectRack1_EffectUnitX] groups
var unitMatch = component.group.match(script.effectUnitRegEx);
if (unitMatch !== null) {
component.group = eu.group;
} else {
// update [EffectRack1_EffectUnitX_EffectY] groups
var effectMatch = component.group.match(script.individualEffectRegEx);
if (effectMatch !== null) {
component.group = '[EffectRack1_EffectUnit' +
eu.currentUnitNumber +
'_Effect' + effectMatch[2] + ']';
}
}
});
};
this.toggle = function () {
// cycle through unitNumbers array
var index = this.unitNumbers.indexOf(this.currentUnitNumber);
if (index === (this.unitNumbers.length - 1)) {
index = 0;
} else {
index += 1;
}
this.setCurrentUnit(this.unitNumbers[index]);
}
if (unitNumbers !== undefined) {
if (Array.isArray(unitNumbers)) {
this.unitNumbers = unitNumbers;
this.setCurrentUnit(unitNumbers[0]);
} else if (typeof unitNumbers === 'number' &&
Math.floor(unitNumbers) === unitNumbers &&
isFinite(unitNumbers)) {
this.unitNumbers = [unitNumbers];
this.setCurrentUnit(unitNumbers);
}
} else {
print('ERROR! new EffectUnit() called without specifying any unit numbers!');
return;
}
this.dryWetKnob = new Pot({
group: this.group,
unshift: function () {
this.inKey = 'mix';
// for soft takeover
this.disconnect();
this.connect();
},
shift: function () {
this.inKey = 'super1';
// for soft takeover
this.disconnect();
this.connect();
// engine.softTakeoverIgnoreNextValue is called
// in the knobs' onFocusChange function
eu.knobs.forEachComponent(function (knob) {
knob.trigger();
});
},
outConnect: false,
});
this.enableOnChannelButtons = new ComponentContainer();
this.enableOnChannelButtons.addButton = function (channel) {
this[channel] = new Button({
group: eu.group,
key: 'group_[' + channel + ']_enable',
type: Button.prototype.types.toggle,
outConnect: false,
});
};
this.EffectUnitKnob = function (number) {
this.number = number;
Pot.call(this);
};
this.EffectUnitKnob.prototype = new Pot({
group: this.group,
unshift: function () {
this.input = function (channel, control, value, status, group) {
if (this.MSB !== undefined) {
value = (this.MSB << 7) + value;
}
this.inSetParameter(this.inValueScale(value));
if (this.previousValueReceived === undefined) {
var effect = '[EffectRack1_EffectUnit' + eu.currentUnitNumber +
'_Effect' + this.number + ']';
engine.softTakeover(effect, 'meta', true);
engine.softTakeover(effect, 'parameter1', true);
engine.softTakeover(effect, 'parameter2', true);
engine.softTakeover(effect, 'parameter3', true);
}
this.previousValueReceived = value;
};
},
shift: function () {
engine.softTakeoverIgnoreNextValue(this.group, this.inKey);
this.valueAtLastEffectSwitch = this.previousValueReceived;
// Floor the threshold to ensure that every effect can be selected
this.changeThreshold = Math.floor(this.max /
engine.getValue('[Master]', 'num_effectsavailable'));
this.input = function (channel, control, value, status, group) {
if (this.MSB !== undefined) {
value = (this.MSB << 7) + value;
}
var change = value - this.valueAtLastEffectSwitch;
if (Math.abs(change) >= this.changeThreshold
// this.valueAtLastEffectSwitch can be undefined if
// shift was pressed before the first MIDI value was received.
|| this.valueAtLastEffectSwitch === undefined) {
var effectGroup = '[EffectRack1_EffectUnit' +
eu.currentUnitNumber + '_Effect' +
this.number + ']';
engine.setValue(effectGroup, 'effect_selector', change);
this.valueAtLastEffectSwitch = value;
}
this.previousValueReceived = value;
};
},
outKey: "focused_effect",
connect: function () {
this.connections[0] = engine.makeConnection(eu.group, "focused_effect",
this.onFocusChange);
},
disconnect: function () {
engine.softTakeoverIgnoreNextValue(this.group, this.inKey);
this.connections[0].disconnect();
},
trigger: function () {
this.connections[0].trigger();
},
onFocusChange: function (value, group, control) {
if (value === 0) {
this.group = '[EffectRack1_EffectUnit' +
eu.currentUnitNumber + '_Effect' +
this.number + ']';
this.inKey = 'meta';
} else {
this.group = '[EffectRack1_EffectUnit' + eu.currentUnitNumber +
'_Effect' + value + ']';
this.inKey = 'parameter' + this.number;
}
engine.softTakeoverIgnoreNextValue(this.group, this.inKey);
},
});
this.EffectEnableButton = function (number) {
this.number = number;
this.group = '[EffectRack1_EffectUnit' + eu.currentUnitNumber +
'_Effect' + this.number + ']';
Button.call(this);
};
this.EffectEnableButton.prototype = new Button({
type: Button.prototype.types.powerWindow,
// NOTE: This function is only connected when not in focus choosing mode.
onFocusChange: function (value, group, control) {
if (value === 0) {
if (colors !== undefined) {
this.color = colors.unfocused;
}
this.group = '[EffectRack1_EffectUnit' +
eu.currentUnitNumber + '_Effect' +
this.number + ']';
this.inKey = 'enabled';
this.outKey = 'enabled';
} else {
if (colors !== undefined) {
this.color = colors.focused;
}
this.group = '[EffectRack1_EffectUnit' + eu.currentUnitNumber +
'_Effect' + value + ']';
this.inKey = 'button_parameter' + this.number;
this.outKey = 'button_parameter' + this.number;
}
},
stopEffectFocusChooseMode: function () {
this.type = Button.prototype.types.powerWindow;
this.input = Button.prototype.input;
this.output = Button.prototype.output;
if (colors !== undefined) {
this.color = colors.unfocused;
}
this.connect = function () {
this.connections[0] = engine.makeConnection(eu.group, "focused_effect",
this.onFocusChange);
// this.onFocusChange sets this.group and this.outKey, so trigger it
// before making the connection for LED output
this.connections[0].trigger();
this.connections[1] = engine.makeConnection(this.group, this.outKey, this.output);
};
this.unshift = function () {
this.disconnect();
this.connect();
this.trigger();
};
this.shift = function () {
this.group = '[EffectRack1_EffectUnit' +
eu.currentUnitNumber + '_Effect' +
this.number + ']';
this.inKey = 'enabled';
};
if (this.isShifted) {
this.shift();
}
},
startEffectFocusChooseMode: function () {
if (colors !== undefined) {
this.color = colors.focusChooseMode;
}
this.input = function (channel, control, value, status, group) {
if (this.isPress(channel, control, value, status)) {
if (engine.getValue(eu.group, "focused_effect") === this.number) {
// unfocus and make knobs control metaknobs
engine.setValue(eu.group, "focused_effect", 0);
} else {
// focus this effect
engine.setValue(eu.group, "focused_effect", this.number);
}
}
};
this.output = function (value, group, control) {
this.send((value === this.number) ? this.on : this.off);
};
this.connect = function () {
// Outside of focus choose mode, the this.connections array
// has two members. Connections can be triggered when they
// are disconnected, so overwrite the whole array here instead
// of assigning to this.connections[0] to avoid
// Component.prototype.trigger() triggering the disconnected connection.
this.connections = [engine.makeConnection(eu.group,
"focused_effect",
this.output)];
};
},
});
this.knobs = new ComponentContainer();
this.enableButtons = new ComponentContainer();
for (var n = 1; n <= 3; n++) {