A visual representation of an area-a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes

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21 views

Searching for advanced or cool cartographic techniques in ArcGIS [on hold]

I would like to introduce students to some unusual/ advanced / cool cartographic techniques in ArcGIS (or even QGIS) before moving onto web based cartographic tools and Adobe. I have decided to do ...
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6 views

How to find one polyline of google map overlaps other polyline in map?

I have two routes let's say route 1(Location A to F) and route 2(Location B to E) in Google map. How could i determine route 1 includes route 2? Here route 2 is shorter than route 1 so, coordinates ...
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0answers
20 views

Geopackage in Offline Maps

I just wanted to ask around if you have already made any experiences in the usage of the format Geopackage in offline maps (on mobile devices). Am starting to get into it but can't find much ...
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1answer
26 views

What is the unit in which value returned by OL3's geom.getArea() method?

If It is Going to return in some standard unit What is it ? so that i can convert to my desired unit. Is it possible to set the Measuring Unit type like ESRI's API support?, That i'm able to set ...
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1answer
34 views

QGIS label spacing

Wondering how to space out the road names on my QGIS map to make it look cleaner?
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0answers
58 views

How to tell if map service is fully vector or raster?

sorry if this is a duplicate, but I was wondering how to tell if a map service (in web browser) is vector based or raster based? What I think to understood so far is that Google Maps for example is ...
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1answer
52 views

How do you calculate latitude and longitude of a point in a static map?

Background: I have generated a static map (map.png) of a particular city using mapnik and osm data of the highest zoom level. I am able to zoom in and zoom out successfully using my Java program. It ...
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2answers
32 views

Map with just City/Country/River/etc names.

I am looking for a plug in or a map, that only has the names of the countries and cities and other urban and/or geographical features. Does anyone have or know of such a map/plugin. I'v e been ...
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2answers
57 views

Is there a way to get undistorted maps in R (when using the OpenStreetMap package)?

When I download a large map within R (using the OpenStreetMap package) and I reproject the map (ideally to +proj=longlat), the map will always turn out distorted, making country labels etc. near the ...
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1answer
21 views

Mapping Ecclesiastical Parish Data

I am looking for a way to plot data relating to the number of people in a given location - the location being an ecclesiastical parish. So I need software that will allow me to import a map of ...
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0answers
29 views

How to Access tables and feature classes stored in Dropbox using Python

I stored some tables and shapefiles in by academic Dropbox account. I am trying to write the code block that will set the directory path to the featureclasses in Dropbox to a variable that can be ...
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1answer
30 views

Automatic Layout

I have a number of maps to generate. Only one shapefile is used where the Z-value is only the variable in differing maps. Is it possible to auto-generate maps using ArcGIS 10.0?
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43 views

How to stop drawing the polyline in Google maps when path reaches in some defined area near the destination?

I am trying to draw the polyline between the 2 points and my requirement is, the polyline should stop drawing when it reaches the specified area surrounding the destination. I mean I don't want the ...
2
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1answer
55 views

Esri Javascript API Graphics Removal

Hey Guys new to ESRI and the javascript api. I have the following function that when you click on the map adds a circle graphic to the map at that locations geographic lat and Long. But what im tyring ...
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vote
1answer
132 views

Truck Routing in Google maps

I know that Google Maps does not have a truck routing feature , ie, changing the route if a low bridge is detected. Is there a way I can implement this in Google Maps using a 3rd party API? If yes, ...
2
votes
1answer
40 views

Maps with numbers and postcodes using QGIS?

I have a list of UK postcodes and a number of participants in a survey. I would like to map the first three letters of the UK postcode and I would like a shape....a circular shape for example which ...
3
votes
1answer
116 views

R - How to “smooth” a raster map

I am trying to create a map from raster data. The file came from a crop model, with resolution of 0.5 degree. Even when I disaggregate it (i.e. increase spatial resolution), the map looks really ...
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vote
1answer
29 views

Bubbles in Kartograph.js

I am trying to create the bubbles on my SVG map generated by Kartograph. I want to do something like this: http://kartograph.org/showcase/symbols/ The map loads but the symbol does not display. I ...
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1answer
29 views

how to customise toobar in Leaflet.Draw plugin?

I Down load the Draw.js and one ccs file to get use of the Leaflet.Draw plugin now need to customise the toolbar(i.e want only polygon and marker)
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2answers
56 views

Simple way to share maps on a network drive?

I am not an expert in web GIS and I would like to share some maps I created with non GIS aware colleagues from other offices. I have looked at various options but I can't find one that suits my needs. ...
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1answer
88 views

Getting time taken for the edge using GraphHopper map matching

Here is the GPX data I am giving to GraphHopper Map matching library: private List<GPXEntry> getList() { List<GPXEntry> sampleEntries = new ArrayList<GPXEntry>(); GPXEntry ...
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1answer
57 views

Trying to add a WMS layer to Openlayers 3 but not showing anything

I have started with Openlayers 3 recently and I need to add a layer from an own WMS. I have been trying this: map = new ol.Map({ target:'map', renderer:'canvas', layers: layer, view: ...
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34 views

Merging two regions of several into one, to get output SpatialPolygonsDataFrame file

I've been using the large SpatialPolygonsDataFrame file with outdated border of regions. I want to correct boundaries, but also hope to get in the end Polygons with Data Frame again. I used the ...
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2answers
218 views

Point overplotting on maps in R (e.g. with ggplot2) - how to push points to the side, mark original positions, combine close-by points …?

I've got a database containing languages, their longitudes and latitudes and a feature value (either category 1, category 2 or both - in the plot these are marked red, blue and green respectively). ...
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0answers
25 views

Map incresing in detail upon zooming

I have seen some maps that upon zooming they increase in detail, and I will like to know how to get about that. I am versed with mapInfo and qgis 2.2, but when I save my map project in a picture ...
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2answers
47 views

create multiple maps

I am using Arcmap 10.2 and I am working with the modelbuilder. Now I would like to create multiple maps from a single layer file, but also use an inset map and background map. The thing is that the ...
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260 views

Ward maps for Indian Cities?

i am looking for maps or shapefiles of ward boundaries of cities in india, it has been arround three days since i have been searching for them, but got very few. Does anyone know from where one can ...
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vote
1answer
79 views

Georeferencing Old Mining Maps (Floetzkarte des Oberschlesische) in QGIS?

I am trying to georeference some old mining maps (Floetzkarte des Oberschlesische) in QGIS 2.9. I have already tried to do that by marking known points on present satelite photos, but the results were ...
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1answer
46 views

draw Distributions Maps (double circles) in ArcGIS 10.1

How can I draw Distributions Maps (double circles) in ArcGIS 10.1 ? like this: This map drawn in CorelDraw,it is shows the number of schools and the number of students in each Province (the circle ...
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1answer
58 views

L.Polygon getting distorted when panning a map

I am using Mapbox with leaflet. I have drawn a simple polygon with a hole inside that polygon. I have done this using L.polygon and passing an array of points inside it and another array in reverse ...
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0answers
51 views

OpenLayers get feature from layer at viewport position

How can I get a feature from layer at a viewport position, in openLayers 2.12. For example something like... Layer1.getFeatureAtPosition(x,y)
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0answers
19 views

Where can I find wind maps for the Mediterranean/Middle East?

I do debris modeling, sim, and analysis for missile interceptions. I have been looking for hours and I can't seem to find the information I'm looking for. So my question is... Where can I find ...
1
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1answer
40 views

Save view or map in QGIS

Is there a way to save the current shapefile, raster, etc selections in QGIS and then bring them up all at once later? For example, I find myself re-creating maps over and over because I need ...
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0answers
51 views

Showing large number of polygons in SpatiaLite on Android map?

I have 2,300 complex multipolygon features in an offline SpatiaLite database. How can I show them on an Android map without slowing the map to a halt?
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1answer
69 views

How to animate a sequence of maps in postscript format?

I'm working on the Atlantic ocean for my research and I need to create an animation of movement of few islands in the Atlantic from their past locations to their present locations that moved due to ...
0
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1answer
62 views

Offline map with less zoom size and maximum area covered

I am developing a mobile app for which an offline map is required. Is it possible to have such map within few 10s of MBs? The requirement is to have: Map with smaller zoom size; e.g. In this URL of ...
2
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0answers
22 views

How to create a syntesis map ( eg. climatic vulnerability) in Qgis [duplicate]

My final goal is to create a synthesis map of climatic vulnerabilities composed by different thematic variable with different weights. I would like to ask for support for the following issues: For ...
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0answers
74 views

Metric maps vs topological maps for path finding and UI rendering of indoor floor layouts

I'm building a software to map indoor floor plans of large facilities (like malls). I read through some of the questions on this forum, but my constraints are a little different than the ones ...
2
votes
0answers
71 views

How to create a legend for quantitative visualization with increasing icon size?

I am trying to find a way to do a map and legend like this: I am using QGIS 2.6 Brighton. The only way was to do a pie chart but I think it's not possible to create classes. I can create circles ...
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0answers
34 views

How to reformulate a great circle function from plot to ggplot2 system

My data frame consist in a list of projects, and everyone of them has a central node and several no-central nodes (I plot them with a function "map_points"). I want to connect this central node with ...
0
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1answer
59 views

Time spent writing cutting and rendering map tiles algorithm/mechanism

I know this a very vague question but I really need to know this. Can anyone help me find kinda matrix that shows how much time spent by different companies writing their map tile cutters/renderers ...
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0answers
32 views

CartoDB - infowindow / templates - multiple languages

Is it possible to configure CartoDB infowindow and templates in different languages via visualization panel? For instance, I am thinking to define in client js viewer some language templates, detect ...
2
votes
1answer
206 views

D3 missing zoom Choropleth + Raster

following this example and Choropleth from Mike's site trying to get: image + vector + choropleth = my map As you can see I'd lost zoom capability on vector layer. I'd been trying differents things, ...
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0answers
74 views

Enabling all layers by default using Leaflet?

I am using leaflet maps to compare heat layer and marker layer. I've an option to add multiple marker and heat layers dynamically. For me Heat layers are enabled by default as on when user adds new ...
2
votes
1answer
276 views

Advice needed on JavaFX Map Rendering

A few months ago I inherited an old (10+ years) Java Desktop application that used maps and simple icons to represent point data to various users. The application was writted in Swing and used Esri ...
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0answers
251 views

Finding and selecting locations in database near 10 km distance from path

In the Google Maps API, I have this Javascript. It is finding and showing user the shorter path between two cities. <!--////// \\\\\\\--> <style> #panel { position: ...
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1answer
550 views

Offline Maps API for C# Desktop Application?

I have a C# WPF application which has browser control to display a Google Map. Google Maps API v3 is being used in the application. I use data received from a service to plot users current location ...
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2answers
532 views

create a draggable circle in leaflet

hey guys can u please tell me how to create a circle in leaflet which can be dragged across the map.I do not want to use Circlemarkers as i want to specify radius in meters and also the size of ...
1
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0answers
105 views

KML Layer Watermark Removal

Hello right now I have a google maps page with KML Layers from multiple online resources. However all of these layers especially those from noaa have giant watermarks that take up large portions of my ...
2
votes
1answer
424 views

how to generate NDVI with multi channel images?

I have a 6 channel proprietary camera and I need to create a NDVI map. I created a map from each band, so now I have 6 files each one on a different band width. How can I proceed now? I am using QGIS ...