function DemodulatorPanel(el) { var self = this; self.el = el; self.demodulator = null; var displayEl = el.find('.webrx-actual-freq') this.tuneableFrequencyDisplay = displayEl.tuneableFrequencyDisplay(); displayEl.on('frequencychange', function(event, freq) { self.getDemodulator().set_offset_frequency(freq - center_freq); }); Modes.registerModePanel(this); el.on('click', '.openwebrx-demodulator-button', function() { var modulation = $(this).data('modulation'); if (modulation) { self.setMode(modulation); } else { self.disableDigiMode(); } }); el.on('change', '.openwebrx-secondary-demod-listbox', function() { var value = $(this).val(); if (value === 'none') { self.disableDigiMode(); } else { self.setMode(value); } }); }; DemodulatorPanel.prototype.render = function() { var available = Modes.getModes().filter(function(m){ return m.isAvailable(); }); var normalModes = available.filter(function(m){ return m.type === 'analog'; }); var digiModes = available.filter(function(m){ return m.type === 'digimode'; }); var html = [] var buttons = normalModes.map(function(m){ return $( '
' + m.name + '
' ); }); var index = 0; var arrayLength = buttons.length; var chunks = []; for (index = 0; index < arrayLength; index += 5) { chunks.push(buttons.slice(index, index + 5)); } html.push.apply(html, chunks.map(function(chunk){ $line = $('
'); $line.append.apply($line, chunk); return $line })); html.push($( '
' + '
DIG
' + '' + '
' )); this.el.find(".openwebrx-modes").html(html); }; DemodulatorPanel.prototype.setMode = function(modulation) { var mode = Modes.findByModulation(modulation); if (!mode) { return; } if (!mode.isAvailable()) { divlog('Modulation "' + mode.name + '" not supported. Please check requirements', true); return; } if (mode.type === 'digimode') { modulation = mode.underlying[0]; } var current_offset_frequency = 0; var current_modulation = false; if (this.demodulator) { current_modulation = this.demodulator.get_modulation(); current_offset_frequency = this.demodulator.get_offset_frequency(); } var replace_modulator = current_modulation !== modulation; if (replace_modulator) { if (this.demodulator) this.demodulator.stop(); this.demodulator = new Demodulator(current_offset_frequency, modulation); var self = this; this.demodulator.on("frequencychange", function(freq) { self.tuneableFrequencyDisplay.setFrequency(center_freq + freq); }); } if (mode.type === 'digimode') { this.demodulator.set_secondary_demod(mode.modulation); } else { this.demodulator.set_secondary_demod(false); } if (replace_modulator) { this.demodulator.start(); } this.updateButtons(); this.updatePanels(); updateHash(); }; DemodulatorPanel.prototype.disableDigiMode = function() { var modulation = this.el.find('.openwebrx-button.highlighted[data-modulation]').data('modulation'); this.setMode(modulation); }; DemodulatorPanel.prototype.updatePanels = function() { var modulation = this.getDemodulator().get_secondary_demod(); $('#openwebrx-panel-digimodes').attr('data-mode', modulation); toggle_panel("openwebrx-panel-digimodes", !!modulation); toggle_panel("openwebrx-panel-wsjt-message", ['ft8', 'wspr', 'jt65', 'jt9', 'ft4'].indexOf(modulation) >= 0); toggle_panel("openwebrx-panel-js8-message", modulation == "js8"); toggle_panel("openwebrx-panel-packet-message", modulation === "packet"); toggle_panel("openwebrx-panel-pocsag-message", modulation === "pocsag"); }; DemodulatorPanel.prototype.getDemodulator = function() { return this.demodulator; }; DemodulatorPanel.prototype.startDemodulator = function() { var params = $.extend(this.initialParams || {}, validateHash()); this._apply(params); }; DemodulatorPanel.prototype._apply = function(params) { this.setMode(params.mod); this.getDemodulator().set_offset_frequency(params.offset_frequency); this.updateButtons(); }; DemodulatorPanel.prototype.setInitialParams = function(params) { this.initialParams = params; }; DemodulatorPanel.prototype.setHashParams = function(params) { this._apply({ mod: params.secondary_mod || params.mod, offset_frequency: params.offset_frequency }); }; DemodulatorPanel.prototype.updateButtons = function() { var $buttons = this.el.find(".openwebrx-demodulator-button"); $buttons.removeClass("highlighted").removeClass('disabled'); var demod = this.getDemodulator() if (!demod) return; this.el.find('[data-modulation=' + demod.get_modulation() + ']').addClass("highlighted"); var secondary_demod = demod.get_secondary_demod() if (secondary_demod) { this.el.find(".openwebrx-button-dig").addClass("highlighted"); this.el.find('.openwebrx-secondary-demod-listbox').val(secondary_demod); var mode = Modes.findByModulation(secondary_demod); if (mode) { $buttons.filter(function(){ var mod = $(this).data('modulation'); return mod && mode.underlying.indexOf(mod) < 0; }).addClass('disabled'); } } else { this.el.find('.openwebrx-secondary-demod-listbox').val('none'); } } $.fn.demodulatorPanel = function(){ if (!this.data('panel')) { this.data('panel', new DemodulatorPanel(this)); }; return this.data('panel'); };