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305 lines
8.9 KiB
305 lines
8.9 KiB
/** Modified from original Node-Red source, for audio system visualization
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* vim: set ts=4:
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var RED = (function() {
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$('#btn-keyboard-shortcuts').click(function(){showHelp();});
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function hideDropTarget() {
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$("#dropTarget").hide();
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RED.keyboard.remove(/* ESCAPE */ 27);
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}
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$('#chart').on("dragenter",function(event) {
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if ($.inArray("text/plain",event.originalEvent.dataTransfer.types) != -1) {
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$("#dropTarget").css({display:'table'});
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RED.keyboard.add(/* ESCAPE */ 27,hideDropTarget);
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}
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});
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$('#dropTarget').on("dragover",function(event) {
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if ($.inArray("text/plain",event.originalEvent.dataTransfer.types) != -1) {
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event.preventDefault();
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}
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})
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.on("dragleave",function(event) {
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hideDropTarget();
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})
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.on("drop",function(event) {
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var data = event.originalEvent.dataTransfer.getData("text/plain");
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hideDropTarget();
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RED.view.importNodes(data);
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event.preventDefault();
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});
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function make_name(n) {
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var name = (n.name ? n.name : n.id);
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name = name.replace(" ", "_").replace("+", "_").replace("-", "_");
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return name
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}
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function save(force) {
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RED.storage.update();
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if (RED.nodes.hasIO()) {
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var nns = RED.nodes.createCompleteNodeSet();
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// sort by horizontal position, plus slight vertical position,
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// for well defined update order that follows signal flow
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nns.sort(function(a,b){ return (a.x + a.y/250) - (b.x + b.y/250); });
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//console.log(JSON.stringify(nns));
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//add the include files first
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var cpp = "#include <OpenAudio_ArduinoLibrary.h>\n#include <Audio.h>\n"
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+ "#include <Wire.h>\n"
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+ "#include <SPI.h>\n#include <SD.h>\n#include <SerialFlash.h>\n\n"
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+ "// GUItool: begin automatically generated code\n";
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// generate code for all audio processing nodes
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for (var i=0; i<nns.length; i++) {
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var n = nns[i];
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var node = RED.nodes.node(n.id);
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if (node && (node.outputs > 0 || node._def.inputs > 0)) {
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cpp += n.type + " ";
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for (var j=n.type.length; j<24; j++) cpp += " ";
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var name = make_name(n)
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cpp += name + "; ";
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for (var j=n.id.length; j<14; j++) cpp += " ";
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cpp += "//xy=" + n.x + "," + n.y + "\n";
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}
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}
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// generate code for all connections (aka wires or links)
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var cordcount = 1;
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for (var i=0; i<nns.length; i++) {
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var n = nns[i];
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if (n.wires) {
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for (var j=0; j<n.wires.length; j++) {
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var wires = n.wires[j];
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if (!wires) continue;
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for (var k=0; k<wires.length; k++) {
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var wire = n.wires[j][k];
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if (wire) {
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var parts = wire.split(":");
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if (parts.length == 2) {
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cpp += "AudioConnection_F32 patchCord" + cordcount + "(";
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var src = RED.nodes.node(n.id);
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var dst = RED.nodes.node(parts[0]);
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var src_name = make_name(src);
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var dst_name = make_name(dst);
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if (j == 0 && parts[1] == 0 && src && src.outputs == 1 && dst && dst._def.inputs == 1) {
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cpp += src_name + ", " + parts[0];
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} else {
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cpp += src_name + ", " + j + ", " + dst_name + ", " + parts[1];
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}
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cpp += ");\n";
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cordcount++;
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}
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}
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}
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}
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}
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}
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// generate code for all control nodes (no inputs or outputs)
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for (var i=0; i<nns.length; i++) {
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var n = nns[i];
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var node = RED.nodes.node(n.id);
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if (node && node.outputs == 0 && node._def.inputs == 0) {
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cpp += n.type + " ";
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for (var j=n.type.length; j<24; j++) cpp += " ";
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cpp += n.id + "; ";
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for (var j=n.id.length; j<14; j++) cpp += " ";
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cpp += "//xy=" + n.x + "," + n.y + "\n";
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}
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}
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cpp += "// GUItool: end automatically generated code\n";
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// generate setup()
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cpp += "\n";
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cpp += "\n";
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cpp += "//The setup function is called once when the system starts up\n";
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cpp += "void setup(void) {\n";
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cpp += "\t" + "//Start the USB serial link (to enable debugging)\n";
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cpp += "\t" + "Serial.begin(115200); delay(500);\n";
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cpp += "\t" + "Serial.println(\"Setup starting...\");\n";
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cpp += "\t" + "\n"
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cpp += "\t" + "//Allocate dynamically shuffled memory for the audio subsystem\n";
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cpp += "\t" + "AudioMemory(10); AudioMemory_F32(10);\n";
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cpp += "\t" + "\n";
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cpp += "\t" + "//Put your own setup code here\n";
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cpp += "\t" + "\n";
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cpp += "\t" + "//End of setup\n";
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cpp += "\t" + "Serial.println(\"Setup complete.\");\n";
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cpp += "};\n";
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// generate loop()
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cpp += "\n";
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cpp += "\n";
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cpp += "//After setup(), the loop function loops forever.\n";
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cpp += "//Note that the audio modules are called in the background.\n";
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cpp += "//They do not need to be serviced by the loop() function.\n"
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cpp += "void loop(void) {\n";
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cpp += "\n";
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cpp += "};";
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//console.log(cpp);
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RED.view.state(RED.state.EXPORT);
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RED.view.getForm('dialog-form', 'export-clipboard-dialog', function (d, f) {
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$("#node-input-export").val(cpp).focus(function() {
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var textarea = $(this);
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textarea.select();
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textarea.mouseup(function() {
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textarea.unbind("mouseup");
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return false;
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});
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}).focus();
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$( "#dialog" ).dialog("option","title","Export to Arduino").dialog("option","width",600).dialog( "open" );
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});
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//RED.view.dirty(false);
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} else {
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$( "#node-dialog-error-deploy" ).dialog({
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title: "Error exporting data to Arduino IDE",
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modal: true,
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autoOpen: false,
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width: 410,
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height: 245,
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buttons: [{
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text: "Ok",
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click: function() {
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$( this ).dialog( "close" );
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}
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}]
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}).dialog("open");
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}
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}
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$('#btn-deploy').click(function() { save(); });
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$( "#node-dialog-confirm-deploy" ).dialog({
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title: "Confirm deploy",
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modal: true,
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autoOpen: false,
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width: 530,
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height: 230,
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buttons: [
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{
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text: "Confirm deploy",
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click: function() {
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save(true);
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$( this ).dialog( "close" );
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}
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},
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{
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text: "Cancel",
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click: function() {
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$( this ).dialog( "close" );
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}
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}
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]
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});
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// from http://css-tricks.com/snippets/javascript/get-url-variables/
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function getQueryVariable(variable) {
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var query = window.location.search.substring(1);
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var vars = query.split("&");
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for (var i=0;i<vars.length;i++) {
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var pair = vars[i].split("=");
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if(pair[0] == variable){return pair[1];}
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}
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return(false);
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}
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function loadNodes() {
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$(".palette-scroll").show();
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$("#palette-search").show();
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RED.storage.load();
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RED.view.redraw();
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setTimeout(function() {
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$("#btn-deploy").removeClass("disabled").addClass("btn-danger");
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$("#btn-import").removeClass("disabled").addClass("btn-success");
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}, 1500);
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$('#btn-deploy').click(function() { save(); });
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// if the query string has ?info=className, populate info tab
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var info = getQueryVariable("info");
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if (info) {
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RED.sidebar.info.setHelpContent('', info);
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}
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}
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$('#btn-node-status').click(function() {toggleStatus();});
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var statusEnabled = false;
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function toggleStatus() {
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var btnStatus = $("#btn-node-status");
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statusEnabled = btnStatus.toggleClass("active").hasClass("active");
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RED.view.status(statusEnabled);
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}
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function showHelp() {
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var dialog = $('#node-help');
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//$("#node-help").draggable({
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// handle: ".modal-header"
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//});
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dialog.on('show',function() {
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RED.keyboard.disable();
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});
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dialog.on('hidden',function() {
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RED.keyboard.enable();
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});
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dialog.modal();
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}
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$(function() {
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$(".palette-spinner").show();
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// server test switched off - test purposes only
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var patt = new RegExp(/^[http|https]/);
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var server = false && patt.test(location.protocol);
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if (!server) {
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var data = $.parseJSON($("script[data-container-name|='NodeDefinitions']").html());
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var nodes = data["nodes"];
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$.each(nodes, function (key, val) {
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RED.nodes.registerType(val["type"], val["data"]);
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});
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RED.keyboard.add(/* ? */ 191, {shift: true}, function () {
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showHelp();
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d3.event.preventDefault();
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});
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loadNodes();
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$(".palette-spinner").hide();
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} else {
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$.ajaxSetup({beforeSend: function(xhr){
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if (xhr.overrideMimeType) {
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xhr.overrideMimeType("application/json");
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}
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}});
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$.getJSON( "resources/nodes_def.json", function( data ) {
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var nodes = data["nodes"];
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$.each(nodes, function(key, val) {
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RED.nodes.registerType(val["type"], val["data"]);
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});
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RED.keyboard.add(/* ? */ 191,{shift:true},function(){showHelp();d3.event.preventDefault();});
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loadNodes();
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$(".palette-spinner").hide();
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})
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}
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});
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return {
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};
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})();
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