cesium-city3d/examples/js/tooltip.js

43 lines
1.2 KiB
JavaScript

function createTooltip(frameDiv) {
var tooltip = function(frameDiv) {
var div = document.createElement('DIV');
div.className = "twipsy right";
var arrow = document.createElement('DIV');
arrow.className = "twipsy-arrow";
div.appendChild(arrow);
var title = document.createElement('DIV');
title.className = "twipsy-inner";
div.appendChild(title);
this._div = div;
this._title = title;
this.message = '';
// add to frame div and display coordinates
frameDiv.appendChild(div);
var that = this;
div.onmousemove = function(evt){
that.showAt({x : evt.clientX,y : evt.clientY},that.message);
};
};
tooltip.prototype.setVisible = function(visible) {
this._div.style.display = visible ? 'block' : 'none';
};
tooltip.prototype.showAt = function(position, message) {
if(position && message) {
this.setVisible(true);
this._title.innerHTML = message;
this._div.style.left = position.x + 10 + "px";
this._div.style.top = (position.y - this._div.clientHeight / 2) + "px";
this.message = message;
}
};
return new tooltip(frameDiv);
}