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Questions tagged [dynamic-layer]

a dynamic layer is a generic term for a layer in a map service, where the underlying data is regularly changing, such that refreshing the map, or requesting the same map is likely to result in different representation.

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12 views

Unable to pull a bts.dot.gov MapLayer using Leaflet in R

I'm trying to get the noise pollution layer from the following bts.dot.gov ESRI MapServer to render in R: https://maps.bts.dot.gov/services/rest/services/Noise/CONUS_road_and_aviation_noise/MapServer ...
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1answer
23 views

Need syntax to restyle some data via dynamic layers and ArcGIS REST API

I produce maps using Leaflet and the Esri Leaflet plugin. Here is a MapService layer from the USGS pertaining to the risk of debris flow. Note that if attribute combhazcl=3 then this data is ...
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1answer
29 views

How should variable data related to a point be stored in a database table? [closed]

I've been having a bit of trouble understanding how a dataset is built/managed for GIS applications. Over the past few weeks (part time) I've been trying to understand the basics of GIS, and how it ...
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1answer
17 views

How to query areas from DynamicMapService Layer…?

I have two dynamicMapServiceLayers, I have to query the area where three dropdowns are there. From a districts dropdown I have to select one district according to that mandals should be loaded to the ...
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1answer
44 views

Carto Builder map not filtering dynamically

I have a Carto Builder map with several layers and widgets in it. I assumed that when filtering the widgets or the time series that the points on the map would also update to show only the filtered ...
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2answers
55 views

Seeking GIS Program With Dynamically Updating Layers?

I am looking for a GIS platform which supports dynamically updating layers. These could be updated by file, socket, plugin, or any other measure, that isn't important. The goal is to be able to ...
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0answers
38 views

Creating web map with dynamically rendered symbols for multiple large datasets with ArcGIS?

I am editing an existing ArcGIS Server (v10.2) / Javascript (3x) map-based web app, which has several dynamic map services, some of which contain over 50,000 points. The new web app must be able to ...
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1answer
61 views

Defining per request modification of layer order and symbology using ArcPy?

My web app will (hopefully) use dynamic layers with symbols that are rendered dynamically, based on a user chosen attribute. So far I am doing this by defining a UniqueValueRenderer, then passing ...
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2answers
167 views

How to apply a layer definition with a spatial query to a Dynamic layer?

Using the ArcGIS Server JavaScript API, it's possible to specify an attribute query in the form of a layerDefinition against a Dynamic layer. For example, the following query will restrict the layer ...
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59 views

Visualize a dynamic raster in web application (preferably via Carto)

I'm wondering about the best way to visualize a dynamic raster in a web application, particularly Carto. This would involve performing map algebra calculations on the fly, and visualizing the ...
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2answers
496 views

Leaflet error: h.fn is undefined when using layer.on('loading') event

In my Leaflet application (version 1.0.1 1.0.3) I connect to ArcGIS Server via the Esri Leaflet plugin. I load the layer as dynamic layer: var layerUrl = "http://localhost:6080/arcgis/rest/services//...
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1answer
380 views

Dynamically styling GeoJSON feature layer in OpenLayers 3?

I'm generating a GeoJSON feature layer for the multi polygons fetched from a PostGIS database which is actually the output from the st_intersection function. So for a particular area of interest the ...
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1answer
65 views

Preventing rotation of symbols in ArcGIS Map service export request?

I have a system (ArcGIS Server 10.5, ArcGIS JavaScript 4.3) whereby I'm allowing the user to rotate the map, and then request a PDF output of the map. I need to ensure that the symbology is always ...
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1answer
105 views

QGIS - PostGIS Dynamic Point Layer

I currently have a shp file with ~300 points. This shp file stores a bore name, x, y, z, and a few other attributes. In a test PostGIS database, via QGIS, I have imported that shp file, called '...
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0answers
14 views

ArcGIS Online: User manually add object/feature to see effect on surroundings

I would like to make an web-app, I know the basics, but is it possible for users to (1) add a temporary feature (in this case: physical building) and (2) directly solve/update the map to see the ...
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1answer
463 views

Using FeatureLayer or ArcGISDynamicMapServiceLayer

I am in the process of updating a web map that was using the ArcGISDynamicMapServiceLayer object for my layers. At the time, it was the best choice since we were on 9.3 and there was limited support ...
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55 views

Arrow pointing to something beyond the extent of the map

I have added a point feature class to a map I am making. The points are, for the most part, rather clustered together and all fit within the extent of my map--except for one single point, which is ...
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1answer
205 views

Visualization of dynamic data on top of OpenStreetMap tiles?

I want to show dynamic data (say .2 sec update) from a postGIS database displayed on top of OpenStreetMap data. I am very new to GIS so not sure how to go about this. I am thinking something like: ...
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0answers
377 views

Using dynamic terrain in cesium?

I've been looking into tools for displaying dynamic terrain (x,y,z(t)) via the browser and I just recently came across cesium.js which looks like a wonderful tool at first glance. Many of the demos ...
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0answers
50 views

Interative raster with PostGIS [closed]

I'm searching some solution to show raster layers from PostGIS on a Web Page. I need a solution to build a interactive map showing the values of my raster data when the user to click on pixel of the ...
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0answers
63 views

Can I use Dynamic Layer MapService on the client side using ArcGIS Online hosted weblayer?

I'm developing a native android application using ArcGIS Runtime SDK for Android. All layers are hosted in AGOL organizational account as feature layers and web layers. Is is possible to use Dynamic ...
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2answers
934 views

How to create dynamic leader lines?

I'm trying to create dynamic leader lines by using a PostGIS view in addition to the QGIS „Move Label“ tool. CREATE VIEW leader_line AS SELECT gid, ST_MakeLine(geom, ST_SetSRID(ST_MakePoint(...
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1answer
77 views

(How) can I render the features of a DynamicMapServiceLayer?

I have a webmap that displays the contents of a dynamic map service. For performance reasons I'm currently using FeatureLayers for the individual sublayers (they are all point layers with relatively ...
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0answers
29 views

how to fetch the features that are making up the image of a dynamic or tiled service ?

It it possible to to know the position of the points that an image coming from dynamic or tiled services contain. I need this to implement a custom mouse-over event for tiled/dynamic services.
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1answer
324 views

How to catch mouse-over event on Dynamic or Tiled Layer [closed]

I need to fetch as IMAGE, the results of querying/filtering the data of a layer. So, I decided to use the dynamic service layer. I can use the identify task to so as to show an infobox containing ...
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1answer
32 views

Create field on open ArcGIS map - not saved

I am using ArcGIS desktop with an SDE feature layer with enterprise data that I do not have rights to edit. The data changes weekly but I need a field that is sum of 2 current fields without creating ...
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172 views

Free Gis/Visualisation SDK for Java to Display Dynamic Traffics with Label

I need a GIS library to display dynamic aircraft tracks and their dynamic labels on an Earth Map. LuciadMap is a powerful tool which has AIS package for tracks and trajectory calculations and it has ...
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1answer
813 views

Is it possible to have dynamic layer names in QGIS project?

I have a QGIS project with layers, based on PostGIS SQL queries that use current date. Since the data in the database changes, these queries return different data every new day. Is it possible to ...
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1answer
571 views

How to hide labels in ArcGISDynamicMapServiceLayer

Does anyone know how I would go about hiding labels in a ArcGISDynamicMapServiceLayer? This is part of my code so far: var routeLayer = ArcGISDynamicMapServiceLayer(...); map.addLayer(routeLayer); ...
2
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1answer
737 views

How to make Geoserver dynamically calculate the bounding box of a postgis backed Layer

I set up a store for a postgis db. I set up a layer that queries a table. Geoserver requires that you set the Bounding Box of the layer when you create the layer. The problem is that I don't know ...
0
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3answers
621 views

ArcGIS dynamic layers performance with many features to display

So we have data with over 10,000 features in a very small area of less than 50 acres or so and we are getting pretty slow performance of several seconds when the extent is changed via panning and zoom ...
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0answers
974 views

ArcGIS FeatureService/Dynamic Map Service using SQL joins and aggregations

I have a bunch of operational tables, some contain spatial data, some do not. In order to fulfill all my operational mapping reports, I will need to have the flexibility to have feature services or ...
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1answer
2k views

Setting a renderer that uses a function for a dynamic layer in ArcGIS JavaScript API

How can I, if possible, set a renderer for an ArcGISDynamicMapServiceLayer which uses a function to determine feature values instead of just attribute values? When using the following code, the ...
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1answer
720 views

Popup for ArcGISDynamicMapServiceLayer point data

I was going through this example from ESRI Resource popup. I was able to integrate it to my polygon layer but it is failing for point and line layer.I am not sure but query.spatialRelationship = ...
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2answers
944 views

Enable dynamic layer with Arcgis 10

I'm creating a flexviewer application (arcgis API for flex 3.4) with application builder. I'm new with flexviewer. I want to add thematic widget. I was able to add the widget. But when I want to run ...
2
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1answer
2k views

Change Defination query of a layer in ArcGISDynamicMapServiceLayer

Is there any solid example to change the definition query at run time of the ArcGISDynamicMapServiceLayer using javascript API 3.5 or higher version and ArcGIS server 10.1. I found API documentation ...
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1answer
512 views

Determine if ArcGISDynamicMapServiceLayer is from a Tiled Map Service in ESRI JavaScript API

For some of our JavaScript mapping applications, we load a Tiled Map Service as a ArcGISDynamicMapServiceLayer. When we use the PrintTask and want to print a map at a scale in between the tiled map ...
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1answer
662 views

Issue selecting feature for IdentifyTask (Javascript API)

I am having an issue selecting features in my web map for an IdentifyTask operation. I have a dynamic map service that contains a few sublayers that I would like to be able to click and have a popup ...
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1answer
85 views

How do I draw an EllipticArc (or any other Segment) in a Dynamic Layer?

I am trying to draw an EllipticArc (or any other Segment for that matter) in my Dynamic Layer using the ArcObjects C++ API. For something that seems like it should be straightforward, I am having a ...
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1answer
1k views

Why do objects disappear when I zoom on a dynamic map service? [closed]

I have a dynamic web map service that contains some point objects. When I zoom in and out, some of the point object disappear and reappear randomly. The map service is dynamic, no cache has been ...
2
votes
1answer
565 views

Creating dynamically multiple layers in ArcGIS for Server?

I am using ArcGIS Server 10.1 and Desktop 10.1 software. I am publishing table from sqlserver to the ArcGIS server, that table (from sqlserver) is updating hourly, and the types are increasing. I ...
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0answers
3k views

Choosing between Dynamic layers and Feature layers [closed]

I'm building a client using the ArcGIS WPF libraries, that's displaying my entities on a world map. I'm using an ArcGISDynamicMapServiceLayer to display the geographic and topographic base map, and I'...
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0answers
263 views

arcgis server 10, vb.net, adding dynamic data

i am using arcgis server 10, with visual web developer 2010 express edition. i downloaded "ArcGIS_AddDynamicData_VBNet\Default_ADF.aspx" project form ArcGIS Add dynamic data for ArcGIS Server 10. ...