////  grabInspector.js//  examples/debugging/////  Created by Seth Alves on 2015-9-30.//  Copyright 2015 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// Script.include("../libraries/utils.js"); var INSPECT_RADIUS = 10;var overlays = {}; var toType = function(obj) {    return ({}).toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase()} function grabDataToString(grabData) {    var result = "";     for (var argumentName in grabData) {        if (grabData.hasOwnProperty(argumentName)) {            if (argumentName == "type") {                continue;            }            var arg = grabData[argumentName];            var argType = toType(arg);            var argString = arg;            if (argType == "object") {                if (Object.keys(arg).length == 3) {                    argString = vec3toStr(arg, 1);                }            } else if (argType == "number") {                argString = arg.toFixed(2);            }            result += argumentName + ": "                // + toType(arg) + " -- "                + argString + "\n";        }    }     return result;}   function updateOverlay(entityID, grabText) {    var properties = Entities.getEntityProperties(entityID, ["position", "dimensions"]);    var position = Vec3.sum(properties.position, {        x: 0,        y: properties.dimensions.y,        z: 0    });    if (entityID in overlays) {        var overlay = overlays[entityID];        Overlays.editOverlay(overlay, {            text: grabText,            position: position        });    } else {        var lines = grabText.split(/\r\n|\r|\n/);         var maxLineLength = lines[0].length;        for (var i = 1; i < lines.length; i++) {            if (lines[i].length > maxLineLength) {                maxLineLength = lines[i].length;            }        }         var textWidth = maxLineLength * 0.034; // XXX how to know this?        var textHeight = .5;        var numberOfLines = lines.length;        var textMargin = 0.05;        var lineHeight = (textHeight - (2 * textMargin)) / numberOfLines;         overlays[entityID] = Overlays.addOverlay("text3d", {            position: position,            dimensions: {                x: textWidth,                y: textHeight            },            backgroundColor: {                red: 0,                green: 0,                blue: 0            },            color: {                red: 255,                green: 255,                blue: 255            },            topMargin: textMargin,            leftMargin: textMargin,            bottomMargin: textMargin,            rightMargin: textMargin,            text: grabText,            lineHeight: lineHeight,            alpha: 0.9,            backgroundAlpha: 0.9,            ignoreRayIntersection: true,            visible: true,            isFacingAvatar: true        });    }}  function cleanup() {    for (var entityID in overlays) {        Overlays.deleteOverlay(overlays[entityID]);    }}  Script.setInterval(function() {    var nearbyEntities = Entities.findEntities(MyAvatar.position, INSPECT_RADIUS);    for (var entityIndex = 0; entityIndex < nearbyEntities.length; entityIndex++) {        var entityID = nearbyEntities[entityIndex];        var userData = getEntityUserData(entityID);        var grabData = userData["grabKey"]         // {"grabbableKey":{"invertSolidWhileHeld":true},        //  "grabKey":{"activated":true,"avatarId":"{6ea8b092-10e0-4058-888b-6facc40d0fe9}","refCount":1,"gravity":{"x":0,"y":0,"z":0},"collisionless":0,"dynamic":1}        // }         if (typeof grabData != 'undefined') {            var grabText = grabDataToString(grabData);            updateOverlay(entityID, grabText);        } else {            if (entityID in overlays) {                Overlays.deleteOverlay(overlays[entityID]);                delete overlays[entityID];            }        }    }     // if an entity is too far away, remove its overlay    for (var entityID in overlays) {        var position = Entities.getEntityProperties(entityID, ["position"]).position;        if (Vec3.distance(position, MyAvatar.position) > INSPECT_RADIUS) {            Overlays.deleteOverlay(overlays[entityID]);            delete overlays[entityID];        }    } }, 100);  Script.scriptEnding.connect(cleanup);