Questions tagged [maps]

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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2answers
894 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 ...
2
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2answers
845 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
299 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?
2
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1answer
2k 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 ...
5
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1answer
64k 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
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1answer
1k 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
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1answer
5k views

Smoothing raster map using R?

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 ...
1
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1answer
170 views

Bubbles in Kartograph.js [closed]

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 ...
1
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1answer
3k 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)
1
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2answers
105 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. ...
1
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1answer
512 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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2answers
963 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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2answers
2k 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). ...
1
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2answers
193 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 ...
1
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1answer
215 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
150 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 ...
0
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1answer
447 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
63 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 ...
2
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3answers
894 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 ...
0
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1answer
844 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 ...
1
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1answer
553 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 ...
1
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0answers
48 views

Create a synthesis map ( e.g. 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 ...
2
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0answers
261 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 with ...
1
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1answer
342 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 ...
3
votes
1answer
658 views

D3 missing zoom Choropleth + Raster

Following this example and Choropleth from Mike's site I am trying to get: image + vector + choropleth = my map As you can see I lost the zoom capability on the vector layer. I have been trying ...
6
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1answer
5k 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 ...
3
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1answer
2k 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 ...
2
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0answers
4k 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: ...
4
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2answers
32k 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 ...
0
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3answers
7k views

Creating draggable circle in Leaflet? [closed]

Can you 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 circle should ...
1
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0answers
569 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 ...
0
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2answers
887 views

How can I tell who owns a particular piece of property on a map?

I already saw mentions of maponics and reportall but they both seem to be address specific one by one sort of tools. I basically would like to know who owns various pieces of land...ideally if I can ...
2
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1answer
708 views

How to auto-generate multiple maps with different features in QGIS?

Anyone can explain me how can i auto-generate multiple maps with different variablies using Atlas tool in QGIS? So i have only 1 layer which consists of 10+ features, and i want select some of that ...
1
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0answers
1k views

Download layers from arcGIS online in python [closed]

How can I get layers/maps from arcgis online in Python? I mean to download layers from Arcgis online in python, just like publishing. I've searched about it in the documentation of Arcgis 10.2.2, but ...
1
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2answers
67 views

ArcGIS to Android Phone

So I have a ArcGIS webmap ( http://lvrs.maps.arcgis.com/apps/Viewer/index.html?appid=a2756011923849659bc76ecd5ef7201c) and I am wondering how would I export this and actually be able to run this on ...
4
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1answer
1k views

Digitizing contour lines from paper maps using QGIS?

Is it possible to give digitized altitude lines (from paper map) heights using QGIS?
1
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2answers
1k views

Is there a county-level maps dataset that includes independent cities in virginia?

The following code shows the dataset I am working with: library(maps) CountyMapData <- map_data("county") head(CountyMapData) long lat group order region subregion 1 -86.50517 32....
1
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1answer
1k views

Can't get infoWindow to show in CartoDB dynamic layer

Here's my very simple code. <title>Leaflet multilayer example | CartoDB.js</title> <meta name="viewport" content="initial-scale=1.0, user-scalable=no" /> <meta http-equiv="...
2
votes
1answer
1k views

OpenLayers3 Navigation control

I want to navigate the map using mouse drag. we did it in openlayers2 using navigator control. Does Openlayers 3 have navigation control? should I add it to map like Openlayers 2?
3
votes
2answers
639 views

How to build a map that highlights only one state?

I'm a journalist working on maps of several Alaska databases. I'm learning as I go and have a question that's probably very basic, but very important for my projects: Using CartoDB, how can I create ...
7
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3answers
12k views

How to know if a point is inside a rectangle on the map?

I have four points that represent a rectangle (a,b,c,d). I got these points from mobile GPS. In my database I have this table of business locations: bussId | longitude | latitude --------------------...
1
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1answer
698 views

Cost of usage for various providers [closed]

I want to use maping services in my website and I am confused about the options that are provided. I try to do a comparision between features, accuracy and most important cost. I am total newbie and ...
2
votes
1answer
2k views

Google Maps, HERE maps data in one database

I want to create a database from HERE and Google Maps to combine with my data. Then I create an application that can use this database. Basically I want to host the server with Google and here map ...
2
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2answers
1k views

Examples of ASCII-art maps

According to Wikipedia, ASCII-art is one of the earliest techniques used for digital graphical design. An ASCII-art technique can be traced back to 1939 and computer-art pioneers have used it since ...
1
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0answers
78 views

OpenLayers Multiple Maps Problem (maps leave blank)

I try a round with OpenLayers and was very impressed how mighty it is. But I have a problem (maybe a easy one, because I am not so trained in js). After adding additional maps all maps leave blank, ...
0
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1answer
1k views

Draw arc in Geo map WGS84 coordinate system

im trying to draw an arc in OpenLayers, in non Geo map it works well and here is my code: function calculateArcPointsNonGeo(center, radius,startAngle,endAngle,segments) { var pointList = ...
3
votes
1answer
833 views

plotting a map of north greenland in R

My knowledge in GIS and R is again tested when I want to map a small part of northern Greenland (called Washington Land) in R (and plot analysis data on top later). I've managed to plot it with ...
4
votes
2answers
2k views

render geotiff tiles as a map layer

i have the following problem: i have downloaded tiff files with gMapMaker and transformed them to GeoTiff using the associated .map files in QGIS. now i want to render these GeoTiff files to use them ...
2
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0answers
1k views

Convert Google Street View urls from OLD to NEW

My website accepts google street view links as submissions. Google has updated the url format some months ago. Does anybody know how the old format is converted into the new format (and vice versa)? ...
2
votes
2answers
383 views

What USGS maps exist in the 7.5' × 15' metric 1:25,000 series?

While browsing through the library, I discovered that USGS has, in fact, produced some metric maps at 1:25,000. One example is Thendara (NY), 43075-F1-TM-025. As far as I can tell, those maps are ...