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File: web/assets/plugins/gmaps/lib/gmaps.overlays.js

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File: web/assets/plugins/gmaps/lib/gmaps.overlays.js
Role: Auxiliary data
Content type: text/plain
Description: Auxiliary data
Class: PHP Web Socket Chat
Chat system using Websockets or AJAX requests
Author: By
Last change:
Date: 7 years ago
Size: 3,345 bytes
 

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GMaps.prototype.drawOverlay = function(options) { var overlay = new google.maps.OverlayView(), auto_show = true; overlay.setMap(this.map); if (options.auto_show != null) { auto_show = options.auto_show; } overlay.onAdd = function() { var el = document.createElement('div'); el.style.borderStyle = "none"; el.style.borderWidth = "0px"; el.style.position = "absolute"; el.style.zIndex = 100; el.innerHTML = options.content; overlay.el = el; if (!options.layer) { options.layer = 'overlayLayer'; } var panes = this.getPanes(), overlayLayer = panes[options.layer], stop_overlay_events = ['contextmenu', 'DOMMouseScroll', 'dblclick', 'mousedown']; overlayLayer.appendChild(el); for (var ev = 0; ev < stop_overlay_events.length; ev++) { (function(object, name) { google.maps.event.addDomListener(object, name, function(e){ if (navigator.userAgent.toLowerCase().indexOf('msie') != -1 && document.all) { e.cancelBubble = true; e.returnValue = false; } else { e.stopPropagation(); } }); })(el, stop_overlay_events[ev]); } google.maps.event.trigger(this, 'ready'); }; overlay.draw = function() { var projection = this.getProjection(), pixel = projection.fromLatLngToDivPixel(new google.maps.LatLng(options.lat, options.lng)); options.horizontalOffset = options.horizontalOffset || 0; options.verticalOffset = options.verticalOffset || 0; var el = overlay.el, content = el.children[0], content_height = content.clientHeight, content_width = content.clientWidth; switch (options.verticalAlign) { case 'top': el.style.top = (pixel.y - content_height + options.verticalOffset) + 'px'; break; default: case 'middle': el.style.top = (pixel.y - (content_height / 2) + options.verticalOffset) + 'px'; break; case 'bottom': el.style.top = (pixel.y + options.verticalOffset) + 'px'; break; } switch (options.horizontalAlign) { case 'left': el.style.left = (pixel.x - content_width + options.horizontalOffset) + 'px'; break; default: case 'center': el.style.left = (pixel.x - (content_width / 2) + options.horizontalOffset) + 'px'; break; case 'right': el.style.left = (pixel.x + options.horizontalOffset) + 'px'; break; } el.style.display = auto_show ? 'block' : 'none'; if (!auto_show) { options.show.apply(this, [el]); } }; overlay.onRemove = function() { var el = overlay.el; if (options.remove) { options.remove.apply(this, [el]); } else { overlay.el.parentNode.removeChild(overlay.el); overlay.el = null; } }; this.overlays.push(overlay); return overlay; }; GMaps.prototype.removeOverlay = function(overlay) { for (var i = 0; i < this.overlays.length; i++) { if (this.overlays[i] === overlay) { this.overlays[i].setMap(null); this.overlays.splice(i, 1); break; } } }; GMaps.prototype.removeOverlays = function() { for (var i = 0, item; item = this.overlays[i]; i++) { item.setMap(null); } this.overlays = []; };