The description of the types of features included in a map, usually displayed in the map layout.

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76 views

raster layer color legend with range of values

Is there a way to make clearer legends in qgis? At the very least indicating the range of values and whether the color includes the upper/lower limit of the range. if I make a discrete color ramp for ...
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0answers
109 views

Display MapServer Legend in GeoExt using OpenLayers

I have been trying to get my MapServer legend displayed in a GeoExt app using OpenLayers. I am quite new in MapServer and web mapping. Only a vector legend, and my OpenStreetMap legend is displayed. ...
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0answers
51 views

How do I get the default NLCD symbology back after clipping/projecting?

NLCD landcover rasters downloaded from MRLC have default legends and symbology as shown here: http://www.mrlc.gov/nlcd11_leg.php However, when I extract the raster through a mask, or reproject the ...
2
votes
1answer
183 views

Showing positive and negative values in legend of ArcMap?

I want to draw this Legend by ArcGIS 10.2. This legend starts with a big blue circle and decreases in size till 0, then in 6 its bigger and red. I know its related to symbology and multiple attributes ...
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0answers
18 views

How to get a map service with multiple legends loaded? [duplicate]

This is based on browser crashes when loading legends at startup which is currently unanswered. I'm trying to get legends loaded from a feature service that contains multiple legends within the same ...
1
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1answer
95 views

Print composer - legend - graduated

I have a map with graduated symbology, with 328 unique values. I would like add a legend to my map (as in the picture), illustrating that light blue indicates low values and dark blue high values. I ...
1
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2answers
567 views

ArcMap legend column formatting

I'm trying to spread my ArcMap legend across 3 columns. Ideally column #2 and #3 should have their symbology header / layer name above them (see picture). ArcMap however is of the opinion that ...
0
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2answers
101 views

GlobCover 2009 dataset - importing legend and colormap values into R

Does anyone know how to import a legend for a raster layer (loaded as a .tif) into R such that it can be attached to the raster file itself and used in plotting? In this case, I am using the GLC2009 ...
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0answers
81 views

How to add legend to Mosaic Dataset (ArcGIS Image Service Layer)

I have snow cover data of MODIS (46 images for an year) I put them in a mosaic dataset (with in a file geodatabase) and published them as an Image Service from ArcCatalog and added a time slider. I ...
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0answers
78 views

the text box to wrap using a rectangle format

I'm looking for a way I could format the text box to wrap using a rectangle format. Could I call it in the getFormattedstring? // Format the legend text if it is not a heading. If it is, we're ...
0
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1answer
81 views

Second Page for Legend in ArcGIS for Desktop?

I'm looking for a way to have a second page in the layout view in ArcGIS 10.3. The map I'm making fills the whole page and I'd like to make the legend go onto a second page. Other solutions are ...
0
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1answer
93 views

Filter (no display) layers in GeoExt.LegendPanel with names LIKE some pattern

This works to avoid Basemap layers such as Google Maps and overlays such as WMS to appear in the GeoExt Legend Panel: var legendPanel = new GeoExt.LegendPanel({ border: false, filter: ...
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0answers
19 views

Default item on legend for QGIS

when I make a legend in QGIS, everything shows up how it should except for one item. The item is just a pale brown color that says "default". I can't find this item in any of my layers and have no ...
2
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0answers
61 views

Remove Legend from CartoDB Layer

I am trying to remove the legend associated with the current CartoDB generated map and replace it with a legend from a map generated when the user selects a radio button. My code is as follows: ...
2
votes
2answers
418 views

CartoDB choropleth + bubble visualization with two independent value ranges in legend

I have been trying to display two values simultaneously i.e. one absolute value displayed by bubble size (as with layer wizard: bubble) and one relative value displayed by color (as with layer wizard: ...
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0answers
136 views

Toggling layers with legends in CartoDB.js?

I created a map on the CartoDB website with multiple layers, each with its own legend. I now wish to use CartoDB.js to be able to toggle between the layers, so the legend will toggle on with the ...
2
votes
1answer
121 views

How to create legends with triangular end boxes in arcGIS?

I simply want my legend which is now in the form of the left bar in the following image, to be shown in the form of the bar in the right side. I couldn't find anything related for arcGIS. those anyone ...
1
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2answers
319 views

Headings in legends

Is there a way, in the legend, to get the headings to stretch across multiple columns? For instance I have a layer with multiple attributes that are being displayed (in the example... fire hazard ...
2
votes
2answers
222 views

How to display multiple attributes in a QGIS Composer legend?

I have a polygon layer which has a number attribute and a text attribute. When I make a legend in the composer, it automatically chooses the number to display while I would like to have both the ...
1
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0answers
39 views

With ArcGIS Server's REST API, can I request a non-default symbol size when requesting a legend JSON?

I am using the ArcGIS Server REST API to retrieve legend information for one of our map services. I am requesting that information as a JSON object, so my HTTP request URL looks like this: ...
1
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1answer
201 views

Removing commas from ArcGIS Online legend?

Right now I am working on a map using zip codes and have gotten the thousands comma out of the attribute table, but that is not changing the way it is showing up in the legend. Does anyone out there ...
2
votes
1answer
233 views

What's the QGIS Legend Format Syntax to have thousands separated by commas?

I have numbers in the millions and would like to know what string to enter in the Legend Format box to have thousands separated by commas ex: 2,000,000
0
votes
1answer
218 views

How to add arrow symbol in legend of CartoDB?

I have been trying for some time now to get an arrow to appear in my legend in a CartoDB visualization - it is one of the simple visualization marker options along with the standard "ellipse", so I ...
2
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1answer
218 views

Can QGIS place diagrams in map legend?

I have this map and I want to put these red circles in the legend of the map according to this form: Is there a way to do that in QGIS? Thanks
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0answers
49 views

Default Legend Items

Is there an option to default a layer to be turned off in the legend items when making a new legend? I end up making random maps throughout the week and it would be nice to have my SID layers default ...
2
votes
1answer
164 views

How do I read and modify heat map value classification on QGIS?

I am trying to create a heat map on human encroachment using the heatmap plugin of QGIS 2.2. I have no problems creating a good looking raster file using a 2 km radius but I can't find my way around ...
2
votes
2answers
118 views

What exactly to write inside legend_exp column so that color Legend is seen in Qgis2Leaf?

I am new to qgis2leaf. I am getting the through qgis2leaf plugin. But as one can see i am not getting a color legend. I need to get the colors of bldg_use so that the map becomes readable. I needed ...
2
votes
1answer
200 views

How to remove a layer and its legend in a standalone pyqgis application?

In continuity in my question How to add a legend to a canvas in a standalone PyQGIS application? > In every addition of a new layer in my standalone application, the legend lengthens and becomes ...
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0answers
193 views

How to change symbol size in QGIS map composer legend?

I need to set an identical size to several symbols inside a QGIS map composer legend. The 'Symbol' menu in the Legend properties allows to set a height and width but this has no effect on the size of ...
1
vote
1answer
215 views

Horizontal Legend Leaflet.js

I'm trying to make my legend horizontal em leaftlet by I'm not sure what I have to change. My base legend is based on this tutorial. Ultimately what I would like to have is something like this. Any ...
5
votes
2answers
694 views

How to add a legend to a canvas in a standalone PyQGIS application?

I am trying to develop a standalone PyQGIS application. The map display does not pose any problems, but I do not know how to add a legend to the canvas.
2
votes
2answers
175 views

A raster map without a legend?

I simply download a map from here http://neo.sci.gsfc.nasa.gov/view.php?datasetId=MCD12C1_T1. this map is a tiff file. mapd <- raster("C:\\MCD12C1_T1_2011-01-01_rgb_1440x720.TIFF") plot(mapd) ...
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0answers
72 views

browser crashes when loading legends at startup

After much perusing for solutions, I've decided to post my problem as a question. I'm trying to load the legends that are built into the ArcGIS Service Layers I'm using. I'm loading about 7 Dynamic ...
1
vote
1answer
398 views

legend colour with specific value

i have model plotted in R base<- raster("example.tif") plot(base) image i'd like to change value (0,5,10,15,20,25) breakpoints<-c("0,5,10,15,20,25") plot(base,break=breakpoints) Error in ...
0
votes
1answer
858 views

Showing multiple attributes in legend of ArcMap?

I have two questions regarding creating the legend in ArcMap 10.2.2: In the attribute table of my shapefile I change the number of decimals from 6 to 2; I can see the changes in the attribute table ...
3
votes
3answers
1k views

Openlayers 3 get legend not working

So I am trying to display the appropriate legend for my first map. This is my javascript for my first_map. function firstmap() { var first_map = new ol.Map({ target:'FirstMap', ...
2
votes
1answer
337 views

Go through items in a composer legend (QGIS 2.6)

I'm trying to develop a plugin in QGIS 2.6, which opens a composer, add a map and a legend, and (among other things) adjusts the legend. Is there a way to go through items in a composer legend with ...
1
vote
1answer
226 views

Legend ArcGIS Javascript does not recognize Legend from ArcGIS for server 10.2.2

I have created maps in ArcGIS for desktop and published them to ArcGIS for server 10.2.2. Because of performance issues I have created a group layer of the same map with different levels of details. ...
2
votes
2answers
989 views

Add a legend in an ArcGIS Javascript API

I am quite new to Javascript. I have made a html script that includes services I published to ArcGIS for server. It all does exactly what I want and I made it by copying working scripts together and ...
1
vote
0answers
21 views

ArcGIS 9.3. for Silverlight Missing color swatch inside legend

I have an ArcGIS 9.3. MapService and a Silverlight Application that consumes it. The application is deployed on two diffrent Systems. On system A everything is fine. On system B the map service is ...
0
votes
1answer
569 views

Transparent custom legend with mapbox/leaflet.js

I am building a map with mapbox.js. I have created a custom legend and want to make it partially transparent, but can't figure out the right CSS. Here is my legend html snippet: <div ...
1
vote
1answer
68 views

Current field of view specific legends in QGIS

Is it possible to make QGIS generate a legend that is based only on the field visible in composer? There was a ticket marked as resolved 5months ago with this question but it doesnt divulge the ...
4
votes
1answer
299 views

ArcGIS 10.1 Legend Issue: Gap when using the “only show classes that are visible in the current map extent”

I have a problem with a gap that appears when the setting "only show classes that are visible in the current map extent" is in use and when there is a number of items in a row that does not display; ...
2
votes
2answers
490 views

How to use attribute data for legend labeling?

For features in a map it is possible to stuck data from the attribute table together and get a data driven label. I try to do this for my legend labels. I want to combine values from my attribute ...
2
votes
0answers
102 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 ...
1
vote
2answers
123 views

Is there cartographic convention for displaying text label of highest and lowest values in legend?

The first I have found is to have the lowest value and highest value be displayed like the legend shown below (image source) The second is to have relative numbers at the top and bottom (image ...
0
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2answers
422 views

Proportional Symbols - Custom legend breaks

I mapping the number of Boko Haram victims in each state of Nigeria for several years. I chose to make a proportional symbol maps using the centroid of each state. For a given year, the area of the ...
4
votes
1answer
105 views

How to create non-overlapping intervals in the legend?

So I am trying to create a legend where the entries are, for example, like this: 1.1 - 2.0 2.1 - 3.0 3.1 - 4.0 as opposed to like this: 1.1 - 2.1 2.1 - 3.1 3.1 - 4.1 I essentially don't want ...
0
votes
1answer
249 views

Creating Pie Chart in Legend with Varying Representations of Percentage using ArcGIS for Desktop?

I want to create a pie chart within a legend in ArcGIS that reflects differences in percentage (ie: male vs female). An example of what I want to create is below. How do I create something like ...
3
votes
0answers
162 views

How to change the group icon in legend via Python in QGIS 2.6?

How to change the group icon in legend via Python in QGIS 2.6? At version 1.x I did it this way: self.legendTree = self.iface.mainWindow().findChild(QDockWidget,"Legend").findChild(QTreeWidget) ...