The study and practice of making maps.

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0
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0answers
44 views

north arrow outside map

I am plotting 5 maps using spplot having a 2*3 layout. The space not used for maps should contain cartographic features such as a north arrow. Could someone guid me in the right direction? I know how ...
7
votes
1answer
104 views

How to decrease the distance between legend's items in R?

I'm trying to create correct choropleth() map in R using GISTools package. I use choro.legend() to display my legend. However I can't create either correct legend placement, AND/OR I don't understand ...
3
votes
2answers
37 views

Is it possible to add subscripts or superscripts into a legend?

I have a population density map where I'm showing the amount of people per square kilometer. In order to make it more visually appealing I want to show something like: [any symbol here] - 2.00 - 5....
3
votes
1answer
31 views

Displaying quantitative data in choropleth legend?

I have always struggled to come up with a great solution to handle choropleth or any other quantitative interval or dataset classifications in a map legend where the numbers are sequential. For ...
0
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0answers
24 views

How to generate map image using OpenLayers?

I have a solution, which displays maps on a client using OpenLayers API. Now, I received a request to pre-generate the same maps as images on the server - so a standard web client shouldn't be ...
3
votes
2answers
131 views

Plot tilted map in R

I would like to plot a tilted map, similar to the image below. I would prefer to do this using ggplot2 but I'm glad if there is a solution using base R. Any ideas on how to do this? Here is a dataset ...
0
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2answers
47 views

How to check my EPSG and units in R when it is not defined in proj4string?

After reading my .shp in R using readOGR(), I tried to figure out what is my EPSG and what are my units in my projections? when I tape my.shp = readOGR(dsn=setwd(dsn = dsn, my....
3
votes
1answer
39 views

How to get latitude and longitude of Point plotted on the map using mapbox

How can I retrieve longitude and latitude of Point plotted on map ? I am testing one website in which I need to verify longitude and latitude of Point plotted on the map. Map has been developed using ...
1
vote
1answer
32 views

Conditional styling in FME ChartGenerator

A vector data set represents different wilderness qualities of district areas (V, 1 and 2) and one human activity zone (N). Our cartography for the areas gives us the following map: I am using FME ...
4
votes
2answers
51 views

How to resize the Legend Item Wndow in Map Composer?

I am just wondering if there is any simple way (no messing with codes) to adjust this Legend Item Window in Map Composer. I am using QGIS 2.14 in windows 8. A much larger (taller) window would really ...
1
vote
1answer
424 views

PostGIS ST_MapAlgebra Assistance

I would like to perform the equivalent of the below ArcGIS raster calculator equation in PostGIS using the ST_MapAlgebra function and return it as a tif using ST_AsTIFF. Con(("Sol_gain_clipped.tif" &...
5
votes
3answers
2k views

How to create transparent text?

I am trying to insert a watermark into a map using ArcGIS. As you can see from the screenshot, I have the text in place, although I need to make the text transparent (e.g. 50% transparency). I used "...
0
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0answers
25 views

Free Basemaps for use in Print Publication

I am looking for free-to-use simple maps that show just the largest cities, region names, country names etc. with a simple background. I need about 500 of these for the major cities/countries of the ...
0
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0answers
15 views

Guideline on how to reference units and intervals in the legend

I often use some kind of elevation data in my maps in form of grids and contours. I never really put much attention to how to properly specify units and intervals in the legend but now polishing my ...
1
vote
1answer
31 views

ESRI Story Maps | Usage in large-scale maps/plans

If there´s a possibility to adjust the scale of the basemap to plan-like maps. Thing is, that i´ve got a map/plan of a greenhouse and i wanna make a "guide" through this greenhouse to show some rare ...
2
votes
3answers
148 views

Hiding Overlapping Lines in ArcMap?

I am trying to figure out the best solution to hide overlapping lines. I have a layer of polygons representing crustal plates. I have a polyline layer of fault lines that overlap some of the polygon ...
1
vote
1answer
46 views

Finding and loading global population density raster data into R?

I am using the Bioclim dataset for a maxent project right now, but I want to add demographic predictors along with climatic ones. I have the 19 layer raster data from Bioclim and I'm hoping to use the ...
19
votes
4answers
2k views

Making map where overlapping symbols increase Opacity?

I was looking at some maps like: Map from Ship Logs or the Facebook worldwide friendships Mapped (via the Flowing Data blog) These Maps look good because single lines are almost transparent, and ...
3
votes
2answers
4k views

How to make a raster layer transparent via MapServer

I loaded a PostGIS raster Data through OpenLayer and Mapserver. The code inside the OpenLayer is as following : localWMS = new OpenLayers.Layer.WMS( "Local WMS layers", "http://...
28
votes
9answers
4k views

Good websites for map-lovers?

Do you know some good websites for map-lovers? I often visit strange-maps, cool-maps, makingmaps and hipkiss.org. Do you know others?
18
votes
4answers
5k views

What is a good resource for learning to hand draw a map?

I've been wanting to go old school & draw some maps by hand... Something like you might see on the first page of an adventure novel. I've found next to nothing on the web and am hoping that one of ...
0
votes
1answer
44 views

Are there any crowdsourced hand-drawn cartography projects?

I just came across this lovely hand-drawn, yet OpenLayers-enabled, map of Reykjavik: http://www.reykjavikcentermap.com/ It's obviously a labour of love for some talented artist, but it got me ...
4
votes
1answer
73 views

How to match symbology between two layers

I have two point layers: one shows the number of people in a county, the other shows the number of people who receive a particular service in that county. I am symbolizing them both as "proportional ...
1
vote
1answer
662 views

Using OpenLayers 3 Feature onclick event?

I looked for a way to fire onclick event and I found Adding event handler to feature in OpenLayers 3? at Stack Overflow. I undestand from this question is that there is no event onclick to features. ...
4
votes
5answers
161 views

How to visualize point accuracy with buffers in QGIS?

I have a CSV file that contains 3 columns - Lat, Long, and Accuracy. The Lat and Long fields contain point data in decimal format. The Accuracy fields contain a numeric values that indicate the ...
4
votes
2answers
75 views

Arcpy mapping text element reset

I am writing a script to create thousands of maps and I am trying to create a table that updates for every map. Basically an updating table of the information specific to each map. I have been trying ...
2
votes
1answer
68 views

Leaflet marker is not displaying

I am currently having slight problem on displaying marker in the leaflet. I have used the following codes on displaying marker and map, however the map is displaying flawlessly but the marker is ...
2
votes
1answer
307 views

QGIS Map Composer goes blank, outputs corrupt PDF

I am using 64bit 2.10.1-Pisa on Windows 10. When I set up my composer to print, everything looks fine until I try to print or export. The composer goes completely blank and outputs a corrupted PDF ...
16
votes
5answers
2k views

Rendering overlapping lines

I am making a map containing information about public transportation: busses, trams, etc. The map will have a layer containing for example the tram lines. Each line has its own colour, and is ...
16
votes
1answer
5k views

How to represent overlapping lines in ArcGIS for Desktop? [duplicate]

I have lots of lines (in one feature class) which share the same location but I want to represent them as lines that are next to each other because they have different properties (different OWNERS). ...
14
votes
8answers
4k views

How to obtain overlapping semi-transparent circles effect in ArcGIS for Desktop?

I have been trying to obtain the following markers effect. How can I do the same in ArcGIS? This image is from a book.
8
votes
1answer
202 views

Group and align icons in QGIS atlas

I am making an atlas of protected areas using QGIS. I am using version 2.12, but this question will probably also apply to version 2.14 as well. Several points of interest (poi) objects are presented ...
1
vote
0answers
15 views

How to control layer visibility in the Map Composer Overview map? [duplicate]

I wonder if it is possible to choose which layers would be visible in the Overview Map loaded in the Map Composer. Note that this is already possible for the Overview Panel in the QGIS Desktop: for ...
0
votes
1answer
288 views

Why do Web ADF Map and MapResourceManager maintain their state in session this way?

I'm using ArcGIS Server Local datasource. ArcGIS Web ADF MapResourceManager control maintains resources added once until session is abandoned. Why does it do so? Why not just use viewstate? Map ...
1
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0answers
37 views

Loading USGS 1:24,000 quads into Garmin GPS-receiver — how to convert to a kmz Garmin understands?

I have downloaded USGS 1:24,000 topos (the classic one, not the useless US Topo) from the USGS Map Locator & Downloader. How can I load those into my Garmin GPSmap? Following advice at this ...
30
votes
3answers
6k views

How to hide “internal” polygon boundaries?

Our task is to draw a lake with a solid outer perimeter line and no lines between internal wetlands, shoals and shallows? 'Tis a relatively straightforward process with Arcinfo coverages and Regions, ...
1
vote
2answers
64 views

ESRI ArcMap Legend Formatting

Is there a way in ArcMap Legend Properties to make the legend above look like the picture below?
4
votes
2answers
42 views

How to make a fixed block of text in cartodb instead of infowindows?

I started to use CartoDB today for a school project, it is here : https://elenab.cartodb.com/viz/3c08e76a-ec4a-11e5-8d14-0ecfd53eb7d3/public_map But what I would like to do is to have a block of text ...
1
vote
2answers
126 views

Reordering Category Layers in QGIS

I was wondering if there is a way to reorganize the layers when applying a style based on a categorizing value? I have many values, but I would like to rearrange them alphabetically. In ArcMap there ...
1
vote
0answers
9 views

from/to ellipsode to/from cartesian conversion

i am trying to convert from/to ellipsoidal coordinates (lat,lng,alt) to/from cartesian(x,y,z) i wrote the below code to do the conversion, but given the initial values of the gpsLat and gpsLng i ...
1
vote
0answers
31 views

Custom labels - aligned to rectangular objects, in a specific position and with multiple attributes using Mapinfo?

Can the following be done in Mapinfo? It should be formula based without manual formatting as performed by my predecessor to get the following output. So Grave_No on right parallel to the y axis ...
0
votes
0answers
22 views

D3.js geojson rendering problem

Step 1 I have install mapshaper in my machine and browse all those required file along .shp, .shx and .dbf file . Step 2 : I am able to see required shape of this particular district in mapshaper ...
0
votes
1answer
54 views

Setting up Hot Key to zoom to Map Scale?

I'm wondering if I can set up a hot key to zoom to 1:4500 whenever I use it. Also if I can set up a hot key to zoom in to 1:1250. I have these two extents set up in the custom extent area and when ...
-3
votes
2answers
8k views

How to create a map legend in ArcMap? [closed]

Finished all my analysis and would like to make a legend to display the data in the map I have.
3
votes
4answers
680 views

Examples of Creative Cartography

I am looking for some examples of creative cartographic output. I am planning for something like a mixture of cartography, graphic design and spatial information. The output will be initially in ...
30
votes
4answers
4k views

How to use directional shading on boundaries for cartographic effect?

The attached screenshot of a National Geographic map shows some beautiful directional shading of boundaries. I'm trying to reproduce this sort of shading for a burn perimeter map, as I want to ...
30
votes
2answers
12k views

Styling road maps with QGIS?

I am trying to design a beautiful map using QGIS. As I'm a software developer not a designer, I was hoping that this will be easy, but it isn't! There is a similar question here Where to find QGIS ...
0
votes
0answers
38 views

Inserting scale bar in ENVI without resolution loss

I am currently using ENVI version 5.3.1 and am trying to insert a scale bar to the image, in addition to the north arrow already provided by default. I have tried searching on how to do this with most ...
2
votes
2answers
323 views

How to gradient buffer background layer?

I have a map that was created by a contractor working for my employer before I began. I am not sure what GIS software the map was created in but it has an effect I would like to be able to reproduce ...
13
votes
2answers
11k views

R : convert a spatial polygon objet to spatial polygon data frame

My goal is to modify an existing shapefile by merging certain polygons. After importing the shapefile and using the UnionSpatialPolygons command, I get the polygon outline that I want. However, this ...