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

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1answer
42 views

How to use bold text in QGIS font marker symbol?

Is it possible to use bold text with the Font marker symbol in a QGIS (point) layer?
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1answer
33 views

directional line symbol ArcGIS vs ArcView 3

Is this possible in ArcGIS to have variable number of arrows on the line to show direction? This is an ArcGIS example, where I can have fixed (1,2,3,4,5...) number of arrows and it stays the same ...
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3answers
30 views

Symbolizing multiple polygons as one by dropping internal boundaries?

Using ArcMap (ArcGIS 10.2 for Desktop), is there a way to symbolize two features within the same feature class as one feature without editing the feature and merging them? For example, if I have a ...
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0answers
39 views

Creating symbology by category in python?

I'm trying to create a python script that creates color-coded symbology by county for multiple maps with different data. I've never created a layer file for the purposes of symbology before, but I ...
3
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1answer
34 views

Is there another way to acces the histogram in ArcGis 10

i need the histogram of the frequency to heights distribution like in the attached picture. Is there another toolkit to access this data? A screenshot is not suitable :) The attribute table is not ...
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0answers
17 views

Openlayers text symbology is not being shown

I have a Vector Layer in a .json file: { "type" : "FeatureCollection", "features": [ { "type": "Feature", "properties": { "Station_Id":107, "NAME":"ARDEBIL(F)","ELEVATION":"1314.3"}, ...
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1answer
33 views

Data defines symbology in QGIS

I have to make a symbology based on a unique color value so I add a plus column to the attribute table with the number of color values. I went to the layer properties - style - data defined properties ...
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1answer
29 views

create symbology categories automatically

I am using ArcGIS 10.2.2 for Desktop. I'm creating a model that takes an Excel file with coordinates. input = Table input excel make XY event copy feature output = Shapefile Now I want to ...
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0answers
41 views

Making Map with Color Ramp Using SQL Database Intergration?

This could be a trivial question, but I've been kind of stuck on it for awhile. I'm trying to construct multiple maps that reflect aggregated data showing overall risk by county in a SQL Database ...
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1answer
35 views

How to symbolize based on feature class and assign a unique value per point?

I am trying to produce a map in ArcGIS 10.1 that symbolizes by feature class but also assigns a unique number (as part of the symbol) to each location that will relate to a table embedded in the map ...
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0answers
30 views

How do I change graduated color class values with python?

I am trying to use python to adjust my graduated color symbols' class breaks and labels. The layer is a query layer tied to an SQL DB and I want to be able to execute my python (after the database has ...
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0answers
24 views

How to create and export complex symbology?

I've got punctual geometries that I'd like to represent in a desktop and a web application, using complex symbology, like this : My idea is to use a symbology editor to create a SLD file that ...
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1answer
138 views

Using Engineering symbols (*.svg) in QGIS?

QGIS looks straight forward except for the symbols or icons. I have created SVG symbols and when I place my pointer to the obvious blank areas in the symbol library a pop-up says that my symbol is ...
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1answer
45 views

Changing value field when applying symbology from layer using Python Add-in?

I have a python addin button that creates a layer file from a polygon feature class in ArcMap. I want to take that layer file and, with user input from a combobox, apply it back to the feature class ...
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2answers
98 views

Making single polygons from a shapefile

I created a shape file a while ago with several (20+ polygons) in it. I was wondering if there is a way to symbolize these polygons with unique symbols. Basically all I actually want to do is color ...
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1answer
52 views

Point markers with icon/picture symbols showing white area around them on ArcMap?

I'm trying to use some icons (pictures) but i haven't been successful yet. This is where i got the icons: http://mapicons.nicolasmollet.com/category/markers/offices/ I want to build a 1 meter by 2 ...
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0answers
28 views

How to share styles between layers in QGIS

Is it possible to share one style between different layers in QGIS? Now if I apply the same style from *.qml or use the same style from Style Manager for different layers then in *.qgs project file ...
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2answers
40 views

How to color lat/lon points in given RGB data?

I am using QGIS on a Mac. I am working with hydroacoustic data for mapping and interpreting the seafloor. Data are collected, processed and interpreted. The result is a txt file with Lat and Lon in ...
3
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1answer
155 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 ...
2
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1answer
22 views

For multiple rows of values on singular route feature, how does ArcMap symbolize by quantities?

So here is my situation: I have a road segment that is one feature. Along this road I have data that is captured via GPS pings (which generally occur every 5 seconds), and are delineated by ...
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2answers
54 views

Changing point markers to letters

How do I change a symbol to a letter? I have points on a map denoting 'male' and 'female', and I want the points for the 'male' to be an 'M' and for 'female' to be an 'F'
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0answers
45 views

Saving/Loading QGIS style .qml and avoid specified symbology

Is it possible to save QGIS styles without the symbology style? This may seem like a strange question, but I am trying to automatically set the ValueMap widget under layer properties via a plugin for ...
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1answer
143 views

Adding count of features in categories to legend using ArcGIS for Desktop?

I am using ArcGIS 10.1 for Desktop and I would like to know How to add the Count (which is visible on the Symbology tab of the Layer Properties dialog) to the legend?
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2answers
30 views

Setting background RGB value to invisible for multiple rasters in ArcGIS Desktop?

I'm using ArcGIS Desktop 10.0. I need to set my background rgb value of 255,255,255 to transparent. In the layer-Properties Windows > Symbology I can do it for one layer, but can I batch set this, or ...
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1answer
62 views

ArcMap Symbology: Assign Color by one attribute, symbol by other attribute

I've got a question concerning the symbology in ArcMap. I want to use the Unique values/Many fields option to assign unique values based on three attribute fields. To symbolize the first attribute ...
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0answers
20 views

QGIS strongly offsetted symbols for categorized layers not visible on layer list (layer panel)

I am constructing a symbology for telecom analysis, which so far is mainly point and line features. So far it is working very well except that I have to offset the symbols to be able to avoid ...
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1answer
39 views

Create symbology from multiple layers

I have four different polygons of soil data that encompass overlapping geographical areas. There is also some overlap of soil series, but each has a few unique ones: Polygon A has Series A, B, C ...
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3answers
107 views

Manually classifying graduated data outside of range in ArcGIS

I have two shapefiles representing grids with values that are symbolized with graduated colors, shown below: You can see that the two shapefiles encompass similar ranges of data, but assign ...
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0answers
43 views

Mask Bridge with Road

Is there a tool to create mask between bridge line/point on road? The requirement to have gaps 0.2mm between road and bridge and the offset fill with white color. For now, I add a white line attach to ...
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2answers
50 views

python qgis 2.4 : display a view with symbology

I have managed to display a view created using postgresql from qgis using python code: uri = QgsDataSourceURI() uri.setConnection("localhost", "5432", "stat", "postgres", "admin") ...
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1answer
31 views

Is it possible to symbolise via a related table?

I´m using ArcGIS for Desktop with an Advanced license level. I´ve got a feature class with several points in it; each point contains information for location and Name. E.g. Location [Berlin] , Name ...
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1answer
37 views

Setting Layer Properties Using ArcPy

I am writing an ArcPy script that creates a Point Density Raster file, and then changes the following properties in the resulting layer: Symbology Classified Classes = 10 Classification Method = ...
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0answers
27 views

QGIS style save issues

I have a map that I want to do graduated chloropleth maps for each year over 10 years, and I would like to use the same graduations for each year. I know this was asked earlier and therefore I know ...
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1answer
32 views

Symbolizing Raster using single Unique Value?

I'm dealing with a raster in GRID format. Currently it is symbolized in Unique Values and contains 5 classes. I'm trying to consolidate these to one class. Is there a way to do this and keep a single ...
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0answers
23 views

Odd characters showing up in symbology view

I am trying to symbolize based on company name but there are weird Greek symbols showing up in my Symbology view of the actual field values. Has anyone ever had this problem? The weird symbols do not ...
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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, ...
1
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1answer
31 views

How to change the symbology on many image files within a group?

I have a group of raster images from lidar data (so a DEM). When loaded in, they all have different symbology - so their color scheme and color ramp are all different. I would like to create a group ...
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1answer
49 views

Change symbology of all layers in table of contents

I am attempting to put together a DEM of the U.S. I have thousands of contour elevation files that I have loaded into an ArcMap document. I need to change the symbology for all of the layers in order ...
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1answer
42 views

Wireframe display of terrain in ArcGlobe?

I have successfully imported a terrain dataset into ArcGlobe which provides elevation values to the globe surface. Is there an easy way I can now change the symbology/display of the terrain/globe ...
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1answer
46 views

How to show a selected polygon feature, using a single marker in its center

I've been asked to replicate a map where the selected polygon is shown with a red tick/check mark: I need to tell ArcMap to use this symbol when a polygon is selected, so that un-selecting the ...
0
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1answer
55 views

Drawing roads with different widths

I'm drawing roads with different widths. The road data is constructed using GeoJson. (Each road is represented with a LineString.) When I draw the roads with almost the same width, a trivial, direct ...
0
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1answer
39 views

Def Query to not display feature if it isn't attributed

I have a bunch of features that I don't want to keep checking if something is attributed. I I want to query it out to not show the geometry if a column has the default string 'NOT ATTRIBUTED' to it. ...
1
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1answer
62 views

Is it possible to set symbol layers always on top?

Is it possible to set symbols always on top, also if the layer with the symbol is drawn under another layer? Example: My layer order is like that: Streets (top) Buildings Landuse (bottom) The ...
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0answers
30 views

Graduated symbols not appearing in legend in QGIS print composer

When I add a legend in QGIS version 2.2 print composer, the symbols of a layer containing graduated symbols does not appear. Does anyone know how to make the symbols visible? Thanks.
2
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1answer
67 views

Rotating Chart symbols with ArcMap dataframe?

I am using ArcMap 10.2 and want to represent a layer in a rotated dataframe with chart (graph) symbology. The problem is that the charts do not rotate with the dataframe: I thought I could convert ...
1
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1answer
99 views

Convert shape file to kml without losing symbols

I am using QGIS 2.2 and want to convert a shape file containing point coordinates with userdefined svg-symbols to a kml file. Everything seems to work. The orginal file is in WGS 84 / UTM zone 32N ...
3
votes
2answers
217 views

Can I change the symbology of selected features only?

Is there a way in ArcGIS (9.2, ArcMap) to change the symbology of selected features, over multiple field values? My example is, I've run an attribute query on the 'landscape categories' field of my ...
2
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1answer
49 views

Symbology Stretch Multiple Raster

I need to change stretch of a raster using properties - Symbology to Minimum-Maximum like image bellow : Problem is I have about 172 raster, is there any way to make this automaticaly change? I ...
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1answer
39 views

Arcmap: a different delimiter when symbolizing “Unique values, many”?

In Arcmap 10.1, is it possible to use something other than a comma to separate the value fields when symbolizing by "Unique values, many"?
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2answers
27 views

Similar color on points and lines

I have two feature classes/shapefiles. One containing points and one containing lines. They have both a field called Gate_number. I can use Symbology to give every point with the same gate_number ...