disappearing marker

Android AMAP: Multiple Marker + custom pop-up window InfoWindow + anti-encoding Coordinate Transfer address, markerinfowindow 1, Currently, the latest jar: AMap_Search_V5.7.0_20171229.jar can be downloaded from the official website. 2. Create an object class, which contains four parameters used to describe vertex information-MarketBean Public class MarketBean {/***** latitude */private double latitude;/***** longitude */private double longpolling;/*

Recently, I am working on a mobile phone map. Many things are fresh due to my new contact. I encountered a lot of problems in the meantime. This article solves the primary problem for me. I will repost it here for reference only by developers who have encountered such requirements as I did. When you have a reasonable number of tagsThe map tag is common. However, once you have hundreds or even more targets, your performance quickly begins to decrease. In this article, I will tell you some ways to

No more nonsense to say, directly to everyone paste code. Js: var s;//longitude var w;//latitude map.addeventlistener ("RightClick", function (e) { if (e.overlay) {// Determine if the right mouse click is marker }else{ s = e.point.lng;//longitude w = e.point.lat;//dimension rightclick ();//Right-click Map appears with right-click menu Event } }); Right-click Map appears right-click menu Event function RightClick () { //alert (' You clicked on

Preface Previously written gmap Gmapoverlay class of simple use, mainly introduced markers,routes and polygons, about route and polygon no longer do too much to repeat, here, how to customize the marker new Project New WinForm Project, add Gmap Reference (do not ask yourself Baidu), add the initialization code to the Gmap object in the Form1 constructor: This.gMapControl1.CacheLocation = System.Windows.Forms.Application.StartupPath;

Android Baidu map SDK v3.0.0 (3) used to add the cover Marker and InfoWindow, v3.0.0infowindow Reprinted please indicate the source: http://blog.csdn.net/lmj623565791/article/details/37737213 The previous blog has implemented map positioning and combined with the orientation sensor user's path Chi positioning. If you are still not clear, please refer to: Android Baidu map SDK v3.0.0 (2) positioning and integration of orientation sensors. This chapter

Original from http://blog.csdn.net/dannyiscoder/article/details/70768230 1. First drag the chart control to the form and set the default Legend1 in the Chart1 property legends to false; 2. Set the series ChartType as Line 3. Background binding Data listlistChart1. series[0]["Pielabelstyle"] = "Outside";//move text to the outer sideChart1. series[0]["Pielinecolor"] = "BLACK";//Draw a dark line.Chart1. Series[0]. POINTS.DATABINDXY (XData, ydata); The information prompted by the 4.chant control

As we all know in the great map of the Android SDK, Infowindow is globally unique, and this infowindow related to AMAP and marker, is not very flexible to use, and can not achieve the following similar requirements: Now we have some custom marker, or query the POI data, we want to visually see the point on the map (the effect is shown), rather than need to click on each

Google map uses a custom marker to add text marks to the map Google map is the default gmarker. Only images cannot use text. However, in reality, we need to mark the text on the map. For example, place names. Google map API allows us to extend gmarker to implement labelmarker, a subclass of custom gmarker. 1 Google. Maps. labelmarker = function (latlng, options) 2 { 3 This. latlng = latlng; 4 This. labeltext = options. labeltext | ''; 5 This. labelcla

( -25.971684,32.589759);3. Map provider Maps Providersgmap.netLibrarythe magic of it is not just to useGoogle maps, as well as other maps available, Gmap can invoke a large number of map sources, and the interfaces are encapsulated inside. Here is the map provider:CloudmademapproviderGooglemapprovider–map provider for Google maps; There are many kinds of mapsOpencyclemapproviderOpenstreetmapproviderWikimapiamapproviderYahoomapproviderAny marker and p

In the "GIS (third)--optimize the JS version of the Sogou map brand sign style," shared the brand style changes. Now take these several marker and brand changes to beautify again, counted as an ultimate optimized version of it.The main content of this optimization is: Add a boundary for the entire operational area Change a dynamic picture for marker Replace translucent red images for brand

Overview:In my blog, there is a related article, this time, a lot of people asked me to seek the source code, only the time has long, the source codes have been found, riding this 9.3 holiday, and re-realized the next, and the relevant code has been optimized, posted here, convenient for everyone to use.Related article Address:http://blog.csdn.net/gisshixisheng/article/details/39577817Post-Implementation effects:For the intuitive period, first paste out the effect I doList display and map displa

Google Map V3 javascript calculates the distance between two marker For map development, some operations and interactions of marker are most commonly used. A brief introduction is the distance calculation between two marker. Google map api is very convenient, as long as it is commonly used, there are basically interfaces. 1. Create two

First show you the implementation of the effect: For intuitive period, first post out the effect I do List display and map display and linkage Display information Realize the idea: 1, list and map interaction When the mouse passes the list, modify the list icon and draw the blue marker on the map based on the values returned by the list; mouse out, modify the list icon to red, and clear the map marker