node-red source code

liudong

2023-05-29 340f156319b863525e50e900c58e59b86ecb3d5e

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module.exports = function (RED) {
    var ui = require('../ui')(RED);
 
    function GaugeNode(config) {
        RED.nodes.createNode(this, config);
        this.colors = config.colors || ["#00B500","#E6E600","#CA3838"];
        var node = this;
 
        var group = RED.nodes.getNode(config.group);
        if (!group) { return; }
        var tab = RED.nodes.getNode(group.config.tab);
        if (!tab) { return; }
 
        if (config.width === "0") { delete config.width; }
        if (config.height === "0") { delete config.height; }
        if (config.height === "1") { config.hideMinMax = true; }
        node.autoheight = parseInt(group.config.width*0.5+1.5) || 4;
        if (config.gtype && config.gtype === "wave") { node.autoheight = parseInt(group.config.width*0.75+0.5); }
        if (config.gtype && config.gtype === "donut") { node.autoheight = parseInt(group.config.width -1); }
        if (config.gtype && config.gtype === "compass") { node.autoheight = parseInt(group.config.width -1); }
 
        var sizes = ui.getSizes();
        var theme = ui.getTheme();
 
        if (theme === undefined) {
            theme = {"group-textColor":{value:"#000"}};
            theme["widget-textColor"] = {value:"#000"};
            theme["widget-backgroundColor"] = {value:'#1784be'};
        }
 
        var gageoptions = {};
        gageoptions.lineWidth = {'theme-dark':0.75};
        gageoptions.pointerOptions = {'theme-dark':{color:'#8e8e93'}, 'theme-custom':theme["group-textColor"].value};
        gageoptions.backgroundColor = {'theme-dark':'#515151', 'theme-custom':theme["widget-textColor"].value };
        gageoptions.compassColor = {'theme-dark':theme["widget-backgroundColor"].value, 'theme-light':theme["widget-backgroundColor"].value, 'theme-custom':theme["widget-backgroundColor"].value};
        gageoptions.valueFontColor = {'theme-dark':'#eee', 'theme-light':'#111', 'theme-custom':theme["widget-textColor"].value};
 
        var waveoptions = {};
        waveoptions.circleColor = {'theme-dark':theme["widget-backgroundColor"].value, 'theme-light':theme["widget-backgroundColor"].value, 'theme-custom':theme["widget-backgroundColor"].value};
        waveoptions.waveColor = {'theme-dark':theme["widget-backgroundColor"].value, 'theme-light':theme["widget-backgroundColor"].value, 'theme-custom':theme["widget-backgroundColor"].value};
        waveoptions.textColor = {'theme-dark':theme["widget-textColor"].value, 'theme-light':theme["widget-textColor"].value, 'theme-custom':theme["widget-textColor"].value};
        waveoptions.waveTextColor = {'theme-dark':theme["widget-textColor"].value, 'theme-light':theme["widget-textColor"].value, 'theme-custom':theme["widget-textColor"].value};
 
        var done = ui.add({
            node: node,
            tab: tab,
            group: group,
            emitOnlyNewValues: false,
            control: {
                type: 'gauge',
                name: config.name,
                label: config.title,
                units: config.label,
                order: config.order,
                value: config.min,
                format: config.format,
                gtype: config.gtype || 'gage',
                min: (parseFloat(config.min) < parseFloat(config.max)) ? parseFloat(config.min) : parseFloat(config.max),
                seg1: (parseFloat(config.seg1) < parseFloat(config.seg2)) ? parseFloat(config.seg1) : parseFloat(config.seg2),
                seg2: (parseFloat(config.seg1) < parseFloat(config.seg2)) ? parseFloat(config.seg2) : parseFloat(config.seg1),
                max: (parseFloat(config.min) < parseFloat(config.max)) ? parseFloat(config.max) : parseFloat(config.min),
                reverse: (parseFloat(config.max) < parseFloat(config.min)) ? true : false,
                sizes: sizes,
                hideMinMax: config.hideMinMax,
                width: config.width || group.config.width || 6,
                height: config.height || node.autoheight,
                colors: node.colors,
                diff: config.diff || false,
                gageoptions: gageoptions,
                waveoptions: waveoptions,
                options: null,
                className: config.className || '',
            },
            convert: function(p,o,m) {
                var form = config.format.replace(/{{/g,"").replace(/}}/g,"").replace(/\s/g,"") || "_zzz_zzz_zzz_";
                form = form.split('|')[0];
                var value = RED.util.getMessageProperty(m,form);
                if (value !== undefined) {
                    if (!isNaN(parseFloat(value))) { value = parseFloat(value); }
                    return value;
                }
                if (!isNaN(parseFloat(p))) { p = parseFloat(p); }
                return p;
                //return ui.toFloat.bind(this, config);
            }
        });
        node.on("close", done);
    }
    RED.nodes.registerType("ui_gauge", GaugeNode);
};