import defined from "../../Core/defined.js";
|
import destroyObject from "../../Core/destroyObject.js";
|
import DeveloperError from "../../Core/DeveloperError.js";
|
import FeatureDetection from "../../Core/FeatureDetection.js";
|
import knockout from "../../ThirdParty/knockout.js";
|
import getElement from "../getElement.js";
|
import ProjectionPickerViewModel from "./ProjectionPickerViewModel.js";
|
|
var perspectivePath =
|
"M 28.15625,10.4375 9.125,13.21875 13.75,43.25 41.75,55.09375 50.8125,37 54.5,11.9375 z m 0.125,3 19.976451,0.394265 L 43.03125,16.875 22.6875,14.28125 z M 50.971746,15.705477 47.90625,36.03125 42.53125,46 44.84375,19.3125 z M 12.625,16.03125 l 29.15625,3.6875 -2.65625,31 L 16.4375,41.125 z";
|
var orthographicPath =
|
"m 31.560594,6.5254438 -20.75,12.4687502 0.1875,24.5625 22.28125,11.8125 19.5,-12 0.65625,-0.375 0,-0.75 0.0312,-23.21875 z m 0.0625,3.125 16.65625,9.5000002 -16.125,10.28125 -17.34375,-9.71875 z m 18.96875,11.1875002 0.15625,20.65625 -17.46875,10.59375 0.15625,-20.28125 z m -37.0625,1.25 17.21875,9.625 -0.15625,19.21875 -16.9375,-9 z";
|
|
/**
|
* The ProjectionPicker is a single button widget for switching between perspective and orthographic projections.
|
*
|
* @alias ProjectionPicker
|
* @constructor
|
*
|
* @param {Element|String} container The DOM element or ID that will contain the widget.
|
* @param {Scene} scene The Scene instance to use.
|
*
|
* @exception {DeveloperError} Element with id "container" does not exist in the document.
|
*
|
* @example
|
* // In HTML head, include a link to the ProjectionPicker.css stylesheet,
|
* // and in the body, include: <div id="projectionPickerContainer"></div>
|
* // Note: This code assumes you already have a Scene instance.
|
*
|
* var projectionPicker = new Cesium.ProjectionPicker('projectionPickerContainer', scene);
|
*/
|
function ProjectionPicker(container, scene) {
|
//>>includeStart('debug', pragmas.debug);
|
if (!defined(container)) {
|
throw new DeveloperError("container is required.");
|
}
|
if (!defined(scene)) {
|
throw new DeveloperError("scene is required.");
|
}
|
//>>includeEnd('debug');
|
|
container = getElement(container);
|
|
var viewModel = new ProjectionPickerViewModel(scene);
|
|
viewModel._perspectivePath = perspectivePath;
|
viewModel._orthographicPath = orthographicPath;
|
|
var wrapper = document.createElement("span");
|
wrapper.className = "cesium-projectionPicker-wrapper cesium-toolbar-button";
|
container.appendChild(wrapper);
|
|
var button = document.createElement("button");
|
button.type = "button";
|
button.className = "cesium-button cesium-toolbar-button";
|
button.setAttribute(
|
"data-bind",
|
'\
|
css: { "cesium-projectionPicker-buttonPerspective": !_orthographic,\
|
"cesium-projectionPicker-buttonOrthographic": _orthographic,\
|
"cesium-button-disabled" : sceneMode === _sceneMode.SCENE2D || _flightInProgress, \
|
"cesium-projectionPicker-selected": dropDownVisible },\
|
attr: { title: selectedTooltip },\
|
click: toggleDropDown'
|
);
|
button.innerHTML =
|
'\
|
<!-- ko cesiumSvgPath: { path: _perspectivePath, width: 64, height: 64, css: "cesium-projectionPicker-iconPerspective" } --><!-- /ko -->\
|
<!-- ko cesiumSvgPath: { path: _orthographicPath, width: 64, height: 64, css: "cesium-projectionPicker-iconOrthographic" } --><!-- /ko -->';
|
wrapper.appendChild(button);
|
|
var perspectiveButton = document.createElement("button");
|
perspectiveButton.type = "button";
|
perspectiveButton.className =
|
"cesium-button cesium-toolbar-button cesium-projectionPicker-dropDown-icon";
|
perspectiveButton.setAttribute(
|
"data-bind",
|
'\
|
css: { "cesium-projectionPicker-visible" : (dropDownVisible && _orthographic),\
|
"cesium-projectionPicker-none" : !_orthographic,\
|
"cesium-projectionPicker-hidden" : !dropDownVisible },\
|
attr: { title: tooltipPerspective },\
|
click: switchToPerspective,\
|
cesiumSvgPath: { path: _perspectivePath, width: 64, height: 64 }'
|
);
|
wrapper.appendChild(perspectiveButton);
|
|
var orthographicButton = document.createElement("button");
|
orthographicButton.type = "button";
|
orthographicButton.className =
|
"cesium-button cesium-toolbar-button cesium-projectionPicker-dropDown-icon";
|
orthographicButton.setAttribute(
|
"data-bind",
|
'\
|
css: { "cesium-projectionPicker-visible" : (dropDownVisible && !_orthographic),\
|
"cesium-projectionPicker-none" : _orthographic,\
|
"cesium-projectionPicker-hidden" : !dropDownVisible},\
|
attr: { title: tooltipOrthographic },\
|
click: switchToOrthographic,\
|
cesiumSvgPath: { path: _orthographicPath, width: 64, height: 64 }'
|
);
|
wrapper.appendChild(orthographicButton);
|
|
knockout.applyBindings(viewModel, wrapper);
|
|
this._viewModel = viewModel;
|
this._container = container;
|
this._wrapper = wrapper;
|
|
this._closeDropDown = function (e) {
|
if (!wrapper.contains(e.target)) {
|
viewModel.dropDownVisible = false;
|
}
|
};
|
if (FeatureDetection.supportsPointerEvents()) {
|
document.addEventListener("pointerdown", this._closeDropDown, true);
|
} else {
|
document.addEventListener("mousedown", this._closeDropDown, true);
|
document.addEventListener("touchstart", this._closeDropDown, true);
|
}
|
}
|
|
Object.defineProperties(ProjectionPicker.prototype, {
|
/**
|
* Gets the parent container.
|
* @memberof ProjectionPicker.prototype
|
*
|
* @type {Element}
|
*/
|
container: {
|
get: function () {
|
return this._container;
|
},
|
},
|
|
/**
|
* Gets the view model.
|
* @memberof ProjectionPicker.prototype
|
*
|
* @type {ProjectionPickerViewModel}
|
*/
|
viewModel: {
|
get: function () {
|
return this._viewModel;
|
},
|
},
|
});
|
|
/**
|
* @returns {Boolean} true if the object has been destroyed, false otherwise.
|
*/
|
ProjectionPicker.prototype.isDestroyed = function () {
|
return false;
|
};
|
|
/**
|
* Destroys the widget. Should be called if permanently
|
* removing the widget from layout.
|
*/
|
ProjectionPicker.prototype.destroy = function () {
|
this._viewModel.destroy();
|
|
if (FeatureDetection.supportsPointerEvents()) {
|
document.removeEventListener("pointerdown", this._closeDropDown, true);
|
} else {
|
document.removeEventListener("mousedown", this._closeDropDown, true);
|
document.removeEventListener("touchstart", this._closeDropDown, true);
|
}
|
|
knockout.cleanNode(this._wrapper);
|
this._container.removeChild(this._wrapper);
|
|
return destroyObject(this);
|
};
|
export default ProjectionPicker;
|
