Annotating data on a map using text and/or graphics.

learn more… | top users | synonyms (2)

5
votes
1answer
1k views

How to get labels to diplay in Google Earth after saving to KML?

When saving a QGIS layer as kml, is it possible to have labels be displayed when opened in Google Earth?
5
votes
4answers
1k views

How do I automate custom edge labels for township range in ArcGIS 10?

I need to label township ranges along the side and top of my map, respectively. I know the grid in the frame properties is a way to label the edges with lat/lon. I Think there is a way to do the same ...
5
votes
0answers
43 views

How to switch off symbol when label is unplaced due to conflicts? [duplicate]

Using either the standard ArcMap labelling engine, or the Maplex engine, it is possible to automatically omit labels from the map when the area is too congested. Eg in the centre of this image, ...
4
votes
2answers
1k views

How does manual Label Placement in QGIS 1.9 work?

There are a bunch of questions here related to labeling in QGIS, but it's not clear which version they are referring to, and I know this is something that has changed recently. Hopefully it makes ...
4
votes
4answers
1k views

Halo use background color

As you see on the attached image, I labeled contour lines on the map (in meter). Which function will allow the "halo" to take the background color of the map? On the image, the halo is greenish which ...
4
votes
2answers
440 views

How to create label with variable size in ArcMap?

I'd like to create a circle label in ArcMap in the middle of each Polygon feature in my map document to shows the value of a particular attribute associated with that feature (like number of available ...
4
votes
2answers
2k views

How to create multiline labels in QGIS?

How can I apply Multiline label option in the label property.Name field contains a lengthy name. I want to wrap it. How can I do it? please help me. My QGIS version is 1.8
4
votes
5answers
3k views

Openlayers renderer in IE8 - Labels not visible

I copied the source code of http://openlayers.org/dev/examples/vector-features-with-text.html. This url works just fine in IE8. I put the html page as it is in the webfolder in our network. I opened ...
4
votes
2answers
277 views

Is there an advanced way to label in ArcMap so that the label will not be dropped?

Is there an advanced way to label in ArcMap so that the label will not be dropped?
4
votes
1answer
267 views

How can ArcGIS labels use a different expression if attribute is null?

I am using an expression to label features by concatenating two attributes in ArcMap. It works like this: <attribute_1>+" "+<attribute_2> Unfortunately when either attribute is Null the ...
4
votes
1answer
172 views

QQIS composer: Using bold and normal text styling in a label at the same time?

I am writing text explanations for map symbols and need to write three lines for each symbol - basically explaining the same thing in three different languages. I'd like to bold the main language - ...
4
votes
2answers
520 views

How to show two different labels of a particular vector layer with the help of QGIS?

I am working under a government project in Kolkata with QGIS. I want to show two different labels of a particular vector layer. just like we can show two different labels in Arc GIS with the help of ...
4
votes
2answers
700 views

Road Symbol/Label issues

I am trying to control how many road symbols and how do I do that ? I have geodatabase that has Transportation and in it has a featureclass, "Major_Rds" and it also has three symbology for Interstate, ...
4
votes
2answers
4k views

How to easily label point values in ArcScene?

I would like to be able to quickly label point values in my scene. I am aware of the fact that there is no out-of-the-box solution to label features in ArcScene similar to the one in ArcMap. (No ...
4
votes
3answers
1k views

How to position contour labels in Maplex above the line?

I would like to utilize the "contour placement" options of "Uphill alignment" and "Laddering" while positioning the label above the contour not over it. This does not seem to be an option under the ...
4
votes
5answers
2k views

How to get rid of double labels on ArcGIS 10

I'm displaying several point shapefiles. I want them all labeled with the field "ident" which is a 3 digit number starting at 001. Two of the three shapefiles show the labels correctly but the 3rd ...
4
votes
1answer
166 views

How to write labels with varying significant figures/decimal places?

I have results that range from ex. 113,009 down to 0.00495 - Can someone recommend a way to write/construct a label expression for the following in ArcMap: • If less than 1, use 2 decimal places ...
4
votes
1answer
464 views

How to define leaders to a label in QGIS 2

In QGIS 1.8 and 1.9 I used a plugin called Easy Labels to develop leader lines that would be saved as a memory layer. I have not been able to replicate this with QGIS 2.0, I cant even find the Easy ...
4
votes
1answer
487 views

Labeling one to many relationship class using ArcGIS for Desktop?

I’ve created a feature class with a one to many relationships to a table. One point many classes. However I want to label the point with the classes attributes. Esri wrote VB solution but it's ...
4
votes
1answer
97 views

How to detect densely labelled areas?

I'm trying to detect densely labelled areas for a given scale like explained below. so dense labelled area is the area having high rate of overlapping labels. I'd like to detect densely labelled ...
4
votes
2answers
3k views

Remove first n characters in label using ArcGIS 10 label expression builder with VBscript

I have a planning cadastre dataset. It has the type of plan (DP, RP or SP) and then the plan number, thusly: DP123456 RP1248590000 SP3855 etc... I want to make a label in the expression builder in ...
4
votes
1answer
451 views

Moved labels in QGIS 1.8 disappear on saving vector file

From other posts I worked out how to activate the "move label" icon and was successfully able to move a number of labels into the positions I wanted. However when I untoggle the "edit" function for ...
4
votes
1answer
428 views

How to display intersecting roads and create multiple labels for long roads in QGIS?

I am new to GIS and I am using Qgis 1.7.3 on Windows. Can any one please tell me how to display a map from line shapefile with these two characteristics: Roads are displayed with borders at the ...
4
votes
2answers
82 views

Where can I set the BufferColor property for labels in QGIS?

The accepted answer to this question suggests that the buffer color can be set as a data defined label property. However, in the Layer Properties > Labels > Advanced tab, the only options I can see ...
4
votes
2answers
189 views

FindLabel not Defined

I'm trying to make an advanced label expression using the python parser and I keep getting the following error: def FindLabel ( [Direction] ): return "{}° {}' {}\"".format( ...
4
votes
1answer
788 views

Find a suitable font size for the map scale?

Is there a website that suggests suitable font sizes for each scale level in the layout? I am currently using ArcGIS 9.3 but pretty soon will upgrade to 10. Thanks !
4
votes
2answers
50 views

How to show labels for all polygons in a layer, even with 'NULL' values?

I have a polygon layer which contain information on property name, number of trees within the polygon, average height, and min- and max height values. My problem is, I want to label each polygon with ...
4
votes
1answer
122 views

Data defined label alignment option greyed out on new Quantum GIS Dufour

I am trying to customise the positioning of labels in relation to points in a vector file layer in the new QGIS 2.0. In QGIS 1.8 I was able to enter two customised X/Y columns in the attribute ...
4
votes
1answer
693 views

Is there a way in qgis 2.0 to prevent overlapping labels?

Is there a way in qgis 2.0 to prevent overlapping labels? I have a layer with a large geographical extent, which means a hell of a lot of labels. Many of them collide and it looks really bad. Is ...
4
votes
1answer
119 views

How to avoid cutting labels along the map border?

I am labeling areas on a map (for example, forest (coniferous, deciduous trees), swampland, and so on). A cartographer has criticized it because labels which extend beyond the boundaries of the ...
4
votes
1answer
909 views

layer mask does not mask labels, only vector data

I am using ArcGIS 10. I made a layer mask (polygon) that blocks out everyting in a number of vector layers that is outside the area of interest (outside the boundary of two districts). I successfully ...
4
votes
1answer
178 views

Centered label halos in ArcMap 10.1

When I use label features with halos in ArcMap, whether using the standard or Maplex labeling engine, the halos in the exported map (PDF) are always shifted vertically, so that instead of the halo ...
4
votes
1answer
765 views

How to customize label color in QGIS: Data defined label settings? Expressions? Both? What are the steps? [duplicate]

Updated to show more current screenshot and clarified the question (Which tools? What are the steps?) I'm learning QGIS (1.8 "Lisboa" for Mac). On the QGIS Layer labeling Settings window there is a ...
4
votes
1answer
656 views

ArcGIS 10: convert labels to points

is there a way to convert labels, created by Maplex labeling engine to point features? In MapInfo and CAD software, it's possible to convert labels to points. Those point features include a text and ...
4
votes
3answers
976 views

Looking for a way to change the default shape file label in ArcGIS 10

Is there a way to change ArcGIS's default shapefile label Font: Aerial Size: 8 to something we are using over and over again? As shown in attached screen shot, i'd like to include a label expression ...
4
votes
0answers
67 views

Is there a way to label a layer using its file name or layer name?

Is there a way to label a layer using its file name or layer name (if I'd change it in Layers window TOC)? I tried some functions but I'm not good on that. I have lots of shapes (lines) and it would ...
3
votes
3answers
1k views

Multiple labels for 1 point

I have map points for schools in a district. I want to label the map ID and the name of the school on the map. I have the map ID labeled within the point symbol but I want the school name outside of ...
3
votes
1answer
456 views

Is there a no point symbology option in ArcGIS?

I'm sure it exists, but is there a way to set a point layer to have no symbology. This works best for cities as you just want to display the name, and not necesserily show the location. The way I do ...
3
votes
1answer
204 views

km2 or sqkm - which is more correct?

What is more correct, km2 or sqkm? I'd prefer to use km with a superscript 2, but it's not always possible to format text that way so I was just wondering if there is a convention that should be ...
3
votes
4answers
1k views

When labelling polygons, not all labels are displayed - QGIS 1.7.0

I am trying to create a simple map of Mexico showing the state polygons and their label. The state shapefile is from here, and the specific file is the first one from the top (Áreas Geoestadísticas ...
3
votes
2answers
87 views

Labeling only points that ends with the number 5 in QGIS

I have a shape file with points at evenly spaced intervals, the table has the following fields: Name is up to 32 characters of text. it is currently populated with an eight digit number. Point_No ...
3
votes
1answer
177 views

How to display label in symbol in ArcGIS?

As you see on the map below, there are labels in circle coloured symbols. How can I show them in this format in ArcGIS? If you look at the legend of this map it shows the different categories with ...
3
votes
3answers
932 views

How to label features in QGIS using SQL statement?

In QGIS, I can't seem to find a way to define the features that I want to label using a SQL query? Is this possible? For example, I downloaded the OSM Natural shapefiles, and a lot of those features ...
3
votes
2answers
72 views

Removing 0 values when labelling an integer field

I am trying to do a simple labelling exercise however I am a bit stuck on how to remove unwanted '0' values. I have three fields which I would like to display in a stacked label i.e. on three lines. ...
3
votes
1answer
1k views

Why does QGIS show too many labels per feature?

When i check to label polygon feature, one out of a total five polygons shows like 10 labels on top of it. That particular polygon is only one polygon, represented by one row in the table, so i dont ...
3
votes
2answers
1k views

Is there an option to remove duplicate polygon labels in QGIS?

I would like to know if there is an option in QGIS labeling engine which would remove all the duplicate labels. My polygon layer contains a few features with same name. So when labeled it becomes a ...
3
votes
1answer
275 views

Attribute Query for First/Last record and every nth inbetween

I have a feature class with over 5000 points. There are too many to label so I would like to be able to grab the first, the last and every 30th or 50th in between.
3
votes
1answer
469 views

How can I label edges of polygons?

How would I label polygon features, such as Counties, by its edge in ArcMap 10.1. This is similar to what one might find in a street atlas. For instance, have there are two counties (Lamb and ...
3
votes
2answers
3k views

Label *beside* polygons in ArcMap 10?

I try to add labels to polygons in ArcMap 10 based on a field in the corresponding attribute table. However, the labels always appear inside the polygon, and I can't find an option that lets me put ...
3
votes
1answer
81 views

Using if/elif for passing null values to Python of label expression in ArcGIS for Desktop?

I am trying to pass the Null values in label expression in advance python section. I have this code and it's not working. Note that all my values in [TX_SECT] and [ABSTRACT] are numbers. def ...