The set of conventions, rules, or encoding systems that define how geographic features are represented with symbols on a map.

learn more… | top users | synonyms (1)

0
votes
0answers
21 views

Advanced Cartography of a line feature [duplicate]

I'm attempting to duplicate the maroon boundary line. I've used offsets in the line symbol editing but can't seem to achieve the smooth blend you see the picture. I've tried using multiple layers of ...
1
vote
1answer
38 views

How to fix symbols of layers when I copy .mxd to another pc?

I've created a personal geodatabase with feature classes and I specified symbols for them in an mxd project. I activated "store relative pathnames to data sources" in the Map Document Properties. When ...
0
votes
0answers
21 views

Automatic Dynamic symbology or Attribute driven symbology? [on hold]

I have looked for a while now on this issue! There seems to be multiple leads dating back over eight years! ...
1
vote
3answers
122 views

How to create one shape file with categories?

In my QGIS 2.12.3 I want to create shape files of different lakes. I know how to do it one by one and this way, each lake gets a different color. But it should also be possible to create one ...
4
votes
1answer
47 views

Changing class breaks in ArcGIS without resetting whole symbology?

For the purposes of this map, I have a raster with very specific class breaks with custom colors for each class. Sometimes for various reasons the class breaks have to be adjusted slightly based on ...
0
votes
1answer
9 views

How to use attribute as image name with the SYMBOL keyword?

I have a set of PNG images contained in a server folder that I wish to use as point symbols. The symbol should be defined by the attribute symb_name. So in my MAP file, I'd like to do something like ...
1
vote
0answers
22 views

Create symbology for new layer using Python (arcpy.mapping)

I have some ArcMap addin that creates new layer and add it into table of content. I need to set up a symbology for the newly created layer based on the attribute table (three differnet values > three ...
2
votes
1answer
24 views

Set label font size for layer via Python

I have some ArcMap addin that creates new layer and add it into table of content. I need to set up labels for that layer. I have made some script for labeling layer: mxd = ...
0
votes
1answer
22 views

Hatching over simple fill in ArcGIS 10.3

I have a polygon layer that is symbolized into four categories. Two of these categories are above a threshold limit and two are below. I would like to further distinguish the two categories above the ...
1
vote
0answers
16 views

Can GML contain symbology?

I know that KML can contain symbology in it. I understand that GML is the open version of it. Can GML contain symbology too?
1
vote
1answer
31 views

QGIS symbology: where are simple markers located in the system?

I would like to know, where are simple svg-markers (for example the one that is defined as "regular_star" in .qml file) are physically located in the system? I searched the system and looked inside ...
0
votes
1answer
48 views

rotate point along line layer

I have two layers: point and line (postgis or shp) The line layer represent a hiking trail. The point layer the mountain passes. The points are exactly on the same position like the node of the line. ...
2
votes
1answer
30 views

Is it possible to change the default “symbol template” for layers added to QGIS?

Can QGIS be configured so that the fill symbols of layers added to the map automatically have a transparent border? I'm calling it a "symbol template" because I don't know what that's called in ...
1
vote
2answers
36 views

ApplySymbologyFromLayer_management Overwrites Graduated-Color Class Break

My goal is to generate any number of MXD files with custom class-break-values using a consistent, pre-defined style. For example, in ArcMap (10.2.2 and 10.3.1), I have an MXD with a graduated-color ...
1
vote
2answers
23 views

Proportional symbols for data with wide range

I have point shapefile with 15 points whose attribute for symbol ranges from 2000 to over a million. There are 3 points with over 1mil while the other 12 points are all in thousands. I want the size ...
0
votes
1answer
31 views

Changing default point symbol?

I am trying to change the default point layer symbol to a set one. For example I have a fire hydrant point layer that is represented by a default point symbol when I import it into my map. Is there ...
2
votes
0answers
13 views

Using pictures (JPEG) from web as symbol in MapServer 7 mapfile?

Is it possible to configure the mapfile so, that it shows for every point on the map a different picture from the web recognized by an id?
3
votes
1answer
64 views

Is there a point symbol for ArcMap that looks like the Google Maps Marker Symbol?

Is there a symbol available through ArcMap (I'm using 10.3.1) that looks somewhat like the Google Maps marker symbol? We have a webmap that was created using Google Maps Engine and apparently we have ...
0
votes
0answers
21 views

Export Symbolised Point Feature to Text File in ArcGIS

Is there a way to save symbols of a feature class from Arc Map as XML or text file format? I know one can set up representations on a feature class in a Geoodatabase and Export XML Workspace, but I ...
-1
votes
0answers
29 views

Override color in symbology

I'm using ArcMap 10.3.1 and I've read Using multiple attributes feature for symbology in ArcMap? but I think it does not apply to what I'm trying to do. I want to represent lines in the following ...
1
vote
0answers
20 views

Why is my large DDP document losing symbology in later pages of PDF export?

The map document is 77 pages long and it seems that later pages are losing some symbols for features. The scale isn't changing, so it is not an issue of scale based displays. Any thoughts?
1
vote
0answers
41 views

Arrows with direction and proportional to attribute

my data looks like this: > main end.station start.staion Freq end.latitude end.longitude end.station 1 359 519 929 40.75510 -73.97499 E 47 St &\nPark Av 2 ...
3
votes
1answer
44 views

Rotate symbols perpendicular to line angle (QGIS)

I have lines representing curving streams and want to angle symbols at various points on the streams so that they are perpendicular to the angle in their particular locations. What QGIS seems to do ...
2
votes
0answers
16 views

Graduated symbol class error from QGIS?

For QGIS 2.10.1 Pisa, Win8 I am attempting to plot my data (about 50 points, imported csv, converted to shape file); as graduated by size, divided by natural breaks, 8 classes, link class ...
1
vote
1answer
24 views

how do I change label color depending on feature intersection in qgis?

I have two polygon layers. Layer 1 is the coverage layer for an atlas. I would like the color of labels for layer 2 to change based on whether or not the feature overlaps with the current atlas ...
1
vote
1answer
40 views

Using Symbols from Feature Layer for Graphics Layer in ArcGIS API for JavaScript?

I have a feature layer being drawn from a map service. I have a graphics layer that is the result of a query (happens to be on the same feature layer). I wish to apply the same symbols from the ...
1
vote
0answers
20 views

QGIS: layer scale visibility

I need to display a line-type layer differently according to scale. Do I necessarily have to use a rule-based representation and make several different rules (one per scale interval) or is it possible ...
2
votes
1answer
28 views

QGIS, displaying attribute values over geographies

Is there a way to use graduated symbols that display a value off the attribute table? For example, I have a map of Vermont towns, and I would like to have an industry code floating above each town (I ...
2
votes
1answer
18 views

Symbology Method. “Size” not showing up in “Method”, QGIS 2.10.1

QGIS 2.10 is supposed to be able to allow you to use size instead of color for a gradient method, as seen here: http://anitagraser.com/2015/06/21/qgis-2-10-symbology-feature-preview/. However, I get ...
2
votes
0answers
21 views

TOC layer symbol changed EVENTS in ArcMap

I want to do something when user changes one of TOC layer's symbol. I am using .NET in arcMap 10.0 . How can it possible with arcobjects ? Please , help. Specially I want to know, Is there any events ...
0
votes
0answers
17 views

Multiple Points CartoDB [duplicate]

I'm new to CartoDB. I would to map people using their addres, buy i have only the city where they live. In the maps there's multiple points overlapping. I would like to click on them and be able to ...
0
votes
0answers
22 views

ApplySymbologyFromLayer does not work in my python code

I have a layer file. I make a button in ArcGIS 10 with .NET. I want to change layer symbology with the layer file. For this purpose, I write python code and execute it from C#. If the following code ...
0
votes
0answers
14 views

Apply Symbology to shapefile - change the field value but not the symbology (arcpy)

I have a shapefile that has multiple fields. I have a applied a manually applied graduated colors, and ranges. What I need to be able to do is copy the shapefile in the toc and change the Symbology ...
4
votes
2answers
54 views

Manually selecting colors for different polygons within layer in ArcMap?

There is a polygon layer with several polygons. They are displayed with some colour which can be changed simultaneously for all of them. Is there a way to manually select several polygons (without ...
4
votes
1answer
51 views

Combining 2 different symbologies in QGIS

I've got a layer (road axis) with 2 different attributes : one with the amount of trafic, another with the number of people living next to this road. As symbology for the trafic amount, I like use ...
1
vote
0answers
24 views

Custom Icon Markers in QGIS

I have a library of .bmp logos that I would like to use to symbolize points in QGIS. Does QGIS only support .svg logos?
3
votes
3answers
154 views

How do I plot points as graduated/proportional circles in R?

I'm back again with more R mapping questions! This one is concerning symbolizing points by a certain attribute with graduated/proportional circles. DATA: My full code can be found here if you're ...
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 ...
4
votes
1answer
39 views

cartographic line develop spikes when applied offset value

version: ArcGIS 10 I am using a number of lines in certain polygon. As I apply offset value to the outline, spikes/kinks are produced as shown in the picture. Any solutions to remove the spikes and ...
1
vote
1answer
22 views

getSymbol of FeatureLayer

I'm working with the arcgis javascript API on a webmap. I have a feature layer on some server which I'm consuming in my webmap and now I want to get the different symbols/icons of that layer one by ...
1
vote
1answer
41 views

Polygon with dash-dot-dash border style

I'm developing a WPF application. One of my requirements is to have polygon borders drawn with a dash-dot-dash style. Is there a way to accomplish that in the client side? So far I've tried: var ...
3
votes
0answers
59 views

Symbology Representations in QGIS

Is there a way to create and apply non-destructive symbology to features in QGIS? In ArcGIS, you can create 'representations' of a feature classes symbology, which allows you to make independent ...
0
votes
1answer
33 views

is there a way to automate symbology in ArcGIS?

I would like to know if there is some way to automate symbology based on my attributes. I have a list of zipcodes and a column which contains ID-codes of waterstations delivering water in that area. ...
2
votes
2answers
52 views

Is there a way to change symbol size units dependent on scale?

Is there a way to change a layers symbol size from paper units(mm) to map units(m) once you hit a certain scale without adding duplicates of each layer? QGIS 12.2
1
vote
0answers
30 views

Styling points with shapes and graduated symbology in QGIS

I have a point vector layer based on a .csv file. I am trying to show categorical data (seasons) and continuous data (catch per unit effort, CPUE) at sampling sites that get revisited. I have used ...
0
votes
2answers
92 views

Changing symbol scale in ArcMap legends?

I'm using ArcGIS 10.3 and the "Legend Wizard" does not offer me a method to include symbol size within my legend. I have my symbols by color in the legend but I would like them by symbol as well, as ...
3
votes
1answer
58 views

Trying to use Symbols to represent numerous fields

I am using QGIS 2.12 in an Archaeological setting. I have populated a layer with features that represent burials and I have the intent for symbols to appear in the burial polygons to represent the ...
1
vote
0answers
15 views

QgsCategorizedSymbolRenderer default ramp colors

I have a plugin and I want to symbology a vector file with some default ramp colors but I see that in graduated symbology is not so easy as in graduated symbology. Is it possible to assign a default ...
0
votes
1answer
32 views

Mapserver: set symbol on lines according to line features length

I need to display arrows alongside to line features. Lines represent water pipes. The issue I'm facing is that lines are a concatenation of numerous line features of various lengths. Therefore, ...
1
vote
1answer
24 views

Mapserver: avoid symbols to be cut

I use an arrow as a symbol to follow lines, but in several cases, symbols are cut (when line features are too small or changing direction). Here is an example of the result on my Web site: Here is ...