The study and practice of making maps.

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12
votes
1answer
3k views

How to create desire lines in QGIS?

How can I show the flow coming from an Origin-Destination matrix as desire lines? I need a result like the one in the picture below. I need to scale them proportionally to its value (coming from a ...
8
votes
2answers
1k views

Is it possible to emulate “Swiss style” shaded relief with ArcGIS tools?

Is there a way to create a Swiss style (or other hand-shaded-like styles) shaded relief from a dem using ArcGIS tools alone?
0
votes
0answers
32 views

Creating a map with custom icons

I am busy with a project where in i am mapping the Atlanticwall bunkers in my city and i would like some help. Now I am making screenshots of a map and then I paste my 2d blueprints at the exact ...
5
votes
2answers
277 views

How to change the display order of proportional circles in QGIS 2.10?

I'm making a map with proportional circles based on point data. I want the biggest circles to be displayed below the others and the tiniest circles above. Unfortunately the default view is different : ...
19
votes
2answers
418 views

What do these curly graphics represent on this map?

What do the two curly graphics to the left and right of this map represent? They are the only two on the map and seem to be attached to the border of an area. I'm sorry I haven't posted the full ...
8
votes
6answers
1k views

What are the main fields of applications of 3D GIS?

I'm doing a scholary research on 3D GIS but i have some problems in finding where they are used. Does anyone know of any real life examples where 3D GIS has been adopted?
4
votes
1answer
4k views

Alternatives to Maplex Labeling Engine for ArcGIS Desktop?

I am running ArcGIS 10 (ArcView) with the standard labeling engine. I am very familiar with Maplex and have used it in the past but it still lacked the "feature-linked" functionality given the type of ...
13
votes
5answers
1k views

What cartographic line symbol could make a coastline represent water like this old map?

I live in a coastal area with lots of islands. Sometimes with a black and white map it's hard to distinguish land from sea. So I'm trying to replicate this old map's style. I'm trying to do this in ...
3
votes
1answer
29 views

Translate names on own OSM tile server

I have set up my own tile server following this tutorial: Now i have the problem that the names are localized. Names in Spain are Spanish, in Russia Russian and so on. I want all labels in English. I ...
6
votes
4answers
1k views

Can someone help me identify this part of the map?

I'm sure 1 is a road, but what are those bumps on the side? I'm guessing 2 is a footpath. I have no idea what 3 is, if you don't know what it is, fine, let's leave it at that. I searched for what ...
1
vote
0answers
55 views

Resolve Building Conflicts - the open source way?

In ArcGIS there is a tool called Resolve Building Conflicts and I'd like to achieve the same using only open source tools (QGIS, GDAL etc), preferably on Mac OS instead. In the long run I'm trying to ...
0
votes
0answers
88 views

How to create a fantasy map

I would like to create a realistic map of a fantasy world to have an overview over the world. Now I search for a suitable editor to draw the map from scratch. One of my continents starts at the South ...
0
votes
0answers
14 views

MapInfo2leafletjs tool

I've downloaded a tool to export a table from MapInfo GIS to leafletjs. The base map from Openstreetmap has been created, but the choropleth map of regions is not being displayed. One possible ...
2
votes
3answers
591 views

Creating legend with new data defined symbols functionality in QGIS?

I have a large geology data set that I need to display using an industry standard set of symbols and colours. The symbols and colours are attributes of the data. I have been using the data defined ...
1
vote
3answers
182 views

Equal Area Projection for Central Ethiopia (37N)

Can anybody please tell me what is the best equal area projection for central highlands of Ethiopia. I am assuming Albers Equal Area Projection. Any suggestions?
6
votes
0answers
93 views

Exotic Projections QGIS

I would like to use some projections in QGIS that I can't see supported directly. An example would be something like this conformal cube projection. http://www.csiss.org/map-projections/...
1
vote
1answer
52 views

Mapping proportional Data for two group on single Map?

I have no experience in mapping but for my research purpose I required to map certain data on Map of certain country. Data is like this : State Proportion of X Proportion of Y Rest A ...
2
votes
0answers
39 views

How to filter the legend according to the current Atlas page?

I filter the legend by map in the map composer. Some symbols must be used for two legend entries, as you can see below. When I start the atlas tool, the legend displays - if the symbol contained by ...
0
votes
0answers
19 views

How to Simultaneously Map Mean and Margin of Error

This is an aesthetics/methods question for mapping the mean and margin of error (for 95% confidence interval) together in a single dataframe in ArcMap 10.2.2. Input: A polygon shapefile with ...
2
votes
0answers
93 views

QGIS 2.12 map composer issue with vectors

i am making a map that includes all kinds of vector layers; the map looks perfect in QGIS 2.12 Lyon as well as in map composer. None of the layers have scale-dipendent visibility; i have the following ...
2
votes
1answer
42 views

How to weigh the size of a spatial event with respect to the number of its hotspots?

This is probably a map algebra problem. I have a 2D map with values ranging 0.0 to 1.0 spread all over it. The algorithm that produces them is an application of the fractional Brownian motion. The map ...
2
votes
2answers
539 views

Getting information out of an ArcGIS .lyr file

I'm using ArcGIS 10 and I downloaded a Raster layer from here: http://bioval.jrc.ec.europa.eu/products/glc2000/products.php When I unzip it I get the following files: 1 Aux-File (15KB) 1 ArcGIS-...
0
votes
1answer
180 views

How do I get my Data Driven Pages Inset Map to center the grid featured?

I'm doing data driven pages manually. I had this working out just fine but I must have changed the settings and can't figure out how to get the locator map to follow the grid featured.
4
votes
5answers
6k views

Why does export to AI rasterize all my vector layers?

I have no raster layers in my map document and no transparencies. Yet the map is rasterized when exported to AI. (Map frame and coordinate grid are vector graphics but everything in the map itself is ...
2
votes
2answers
276 views

When is it best to use a Proportional Symbol Map or a Graduated Symbol Map?

I am having trouble understanding the difference between the two, or why it matters. How do these two differ from each other?
2
votes
1answer
868 views

Plotting map resulted from kriging in R

I want to plot a map weighted by prices. I got a data frame of latitudes, longitudes and prices: > str(data) 'data.frame': 1253 obs. of 3 variables: $ lon : num 11.2 11.1 11 11 11.3 ... $ ...
3
votes
1answer
1k views

Matchlines with Data Driven Pages in ArcGIS

I have a map book created via the Data Driven Pages tool in ArcGIS. Specifically, I used the Strip Map option when I created the book. And I have employed the 'Angle' attribute of the index layer in ...
2
votes
2answers
102 views

How to view a part of the map in natural size using ArcGIS for Desktop?

I have a map project in ArcGIS 10.3. My project page size is custom 1500 * 1000 mm. How can I cut a part of this map to print it on A4 format paper and see this part with a natural resolution (same ...
2
votes
1answer
84 views

How to change leaflet marker options dynamically?

I want to change the draggable state of leaflet marker on some event. Now, we use marker.options.draggable to get the draggable state of that marker. However, I want to set/change that draggable state ...
1
vote
1answer
579 views

How to remove marker added map with .addTo() function in leaflet?

I am having trouble removing marker which is added with marker.addTo(map). The remove works correctly if added as layer map.addLayer(marker) and then map.removeLayer(marker). But removelayer is not ...
1
vote
1answer
103 views

Zoom out grayed out in ArcGIS API for JavaScript?

I'm using ArcGIS API for JavaScript 3.13 The zoom out slide button is grayed out, however it works when clicked. Does anybody know how to make it not grayed out? My map initialization code looks ...
4
votes
3answers
2k views

Is there a way to “disperse markers” across multiple point layers?

I have a bunch of point layers which often have overlapping features. The disperse markers geoprocessing tool works within a layer but is there a way to do it across more than one layer, so none of ...
3
votes
1answer
204 views

Create history map with inkscape with each country as a distinct object

I want to create history maps (maps showing historical borders) with inkscape and to have an object for each country. I want to draw borders between countries only once and have this part of a path ...
2
votes
3answers
2k views

How to style OS VectorMap district data?

Following a question about ways to load OS VectorMap data, I have imported the data into ArcGIS, but now want to style it in a OS-map style. I have searched around, and found various bits of ...
3
votes
1answer
44 views

Choosing aesthetic location over physical location?

I am in the process of putting together an infrastructure map for my city. We have received some engineering maps (and CAD files) that are assisting me in my task. I have also gone out and gathered ...
1
vote
1answer
1k views

Creating index layer for multiple maps in ArcGIS for Desktop?

I am trying to create an index layer of just the area within the Orange lines. I am having difficulty creating this layer due to it not being a simple box area. The goal is to create a index layer, ...
2
votes
2answers
116 views

Mapbox Natural earth map disappears on zooms 0 & 1

As the title says, I'm currently using mapbox to create a little atlas app the issue is whenever I zoom out to anything lower than zoom level 2, the map dissappears with the map background being the ...
-2
votes
1answer
108 views

What GIS program should I use to create this map? [closed]

I want to create a map like this . It is a raster image. What program should I use to create it? Right now on my PC, I have QGIS. Could it be able to create such map? If it can, what functionality I ...
53
votes
8answers
2k views

One dimensional map of the world?

Bit of a strange question but hope this is OK to ask here. Has anyone heard of a '1-dimensional' projection of the world map - that is mapping all the points on the globe to a single line? I was ...
1
vote
0answers
230 views

Trying to make a depth map of a lake but can't get the contours to show up right

I am trying to make a depth map of a lake. I am using the contour plugin to generate contour lines. The problem I am having is that when I use the plugin the contours come out right except on the ...
0
votes
2answers
88 views

Insert an online map source (from a website) into ArcGIS?

Is there anyway to insert an online map source into ArcGIS? There are a lot of global maps which only is accessible by their websites, and there is no save option to save a part of these maps and use ...
0
votes
0answers
27 views

Zoom beyond level z16 with MapBox Studio Classic

I've loaded a georeferenced TIFF over a university (NTNU) into MapBox Studio. The fist problem is that everything is black, and I have to use the longitude/latitude of the area to find it. Second, and ...
1
vote
1answer
654 views

Qgis Text/Annotation as layer

Is there a way to add text/annotation to my map in QGIS as a layer? I have a map of vegetation types an point data the text (field names/flurnamne) should be between these two layers. It there must ...
2
votes
1answer
99 views

OpenLayers 3.10 - GetIndex / SetIndex

I am a complete beginner to OpenLayers and webmapping in general. I am trying to change the layers' order of my map by modifying the layers' index value, but I cannot get my code to work. Any hint ...
3
votes
2answers
801 views

Are there any geology fill pattern libraries for QGIS?

I'm making a geologic map using QGIS but I don't know how to draw a limestone lithology in QGIS. To draw other lithologies I combine lines and dots in the best possible way but is very limited. Any ...
1
vote
2answers
32 views

QGIS: Class boundaries

I have seen that people already had issues about overlapping class boundaries with the classification of graduated vector data. I am wondering if there is somewhere written in the documentation if ...
1
vote
1answer
247 views

How to add a layer with city names into QGIS project?

I am new to GIS technologies and I wonder how to add a layer with city names to the QGIS project. I have two layers: (1) Base cartography that is a map without any labels, (2) Delimited text layer ...
9
votes
2answers
1k views

Combining high resolution and generalized hillshade rasters to produce enhanced shaded relief?

I often add LiDAR data to a map along with a shaded relief. Most of the time I have to generalize the LiDAR DEM depending on the scale of the map. Still, there is often too much detail and mountain ...
5
votes
1answer
6k views

Labeling contour lines in ArcMap [duplicate]

Can anybody give me advice on how to label contours as shown in Figure 2 below? I would like to be able to put the label "on" the line, which is easy enough. But I'd also like for the contour line to ...
1
vote
0answers
47 views

How to create a map showing NDVI result in erdas?

I'm using Spot 5 image to run an NDVI analysis. The band that I used in processing is 4,3,2. The area was 80% covered by mangrove. My problem here how can I create a map to show or present the result? ...