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OpenAudio_ArduinoLibrary/docs/red/main.js

309 lines
9.0 KiB

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