WebWorldWind/examples/Annotations.js
Patrick Hogan 09c81f862e Update
2018-06-21 19:03:59 -07:00

79 lines
3.7 KiB
JavaScript

/*
* Copyright 2003-2006, 2009, 2017, United States Government, as represented by the Administrator of the
* National Aeronautics and Space Administration. All rights reserved.
*
* The NASAWorldWind/WebWorldWind platform is 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.
*/
/**
* Illustrates how to add a custom annotation and enables the user to interactively modify its appearance.
*/
requirejs(['./WorldWindShim',
'./AnnotationController'],
function (WorldWind,
AnnotationController) {
"use strict";
// Tell WorldWind to log only warnings and errors.
WorldWind.Logger.setLoggingLevel(WorldWind.Logger.LEVEL_WARNING);
// Create the WorldWindow.
var wwd = new WorldWind.WorldWindow("canvasOne");
// Create and add imagery and WorldWindow UI layers.
var layers = [
// Imagery layers.
{layer: new WorldWind.BMNGLayer(), enabled: true},
{layer: new WorldWind.BingAerialWithLabelsLayer(null), enabled: true},
// Add atmosphere layer on top of all base layers.
{layer: new WorldWind.AtmosphereLayer(), enabled: true},
// WorldWindow UI layers.
{layer: new WorldWind.CompassLayer(), enabled: true},
{layer: new WorldWind.CoordinatesDisplayLayer(wwd), enabled: true},
{layer: new WorldWind.ViewControlsLayer(wwd), enabled: true}
];
for (var l = 0; l < layers.length; l++) {
layers[l].layer.enabled = layers[l].enabled;
wwd.addLayer(layers[l].layer);
}
// Set default annotation attributes.
var annotationAttributes = new WorldWind.AnnotationAttributes(null);
annotationAttributes.cornerRadius = 14;
annotationAttributes.backgroundColor = WorldWind.Color.BLUE;
annotationAttributes.drawLeader = true;
annotationAttributes.leaderGapWidth = 40;
annotationAttributes.leaderGapHeight = 30;
annotationAttributes.opacity = 1;
annotationAttributes.scale = 1;
annotationAttributes.width = 200;
annotationAttributes.height = 100;
annotationAttributes.textAttributes.color = WorldWind.Color.WHITE;
annotationAttributes.insets = new WorldWind.Insets(10, 10, 10, 10);
// Set a location for the annotation to point to and create it.
var location = new WorldWind.Position(40.964231, -103.627767, 1e2);
var annotation = new WorldWind.Annotation(location, annotationAttributes);
// Text can be assigned to the annotation after creating it.
annotation.label = "Lorem Ipsum is simply dummy text of the printing and typesetting industry.";
// Create and add the annotation layer to the WorldWindow's layer list.
var annotationsLayer = new WorldWind.RenderableLayer("Annotations");
annotationsLayer.addRenderable(annotation);
wwd.addLayer(annotationsLayer);
// Create UI controller to modify annotation properties interactively
// and load the annotation to it so the UI elements can modify it.
var annotationController = new AnnotationController(wwd);
annotationController.load(annotation);
});