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

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0
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29 views

Symbology tab in Layer properties [on hold]

I'm trying to add the defined Value Fields using the symbology tab but when I add unique values or add unique values, man fields it just adds all the individual polygons with values with the field. I ...
2
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0answers
23 views

Unable to rotate Marker Line Symbols

I have a line feature class that I am trying to symbolize with a Marker Line Symbol type. I have my symbology set up but I am having a problem with the rotation angle. When I enter an angle in the ...
14
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3answers
228 views
+250

Zigzag Line Symbol in QGIS

I'm looking for a zigzag line symbol in QGIS. Is there perhaps an easy way to do this that I'm missing? I have tried creating a marker line using a simple triangle marker (^) and adjusting the size of ...
0
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0answers
30 views

unable to plot the values for the individual fields in my table

I'm having problems adding tabular data to an ArcGIS project and need some help! Example of my table is below (please note that the fields have been edited since the capture was taken to remove any ...
1
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1answer
32 views

Changing individual symbol [closed]

How can I change an individual symbol on my map without changing all the other symbols? I can't click on an specific point to specify the picture.
2
votes
1answer
54 views

Disappearing attribute values

Using ArcMap 10.1, I’m editing values in a feature class which was sent to me from within my organization. I realized I had a problem when trying to change the symbology of this feature class- the ...
1
vote
0answers
42 views

Creating custom polygon symbol using ArcGIS Desktop?

How can I create a custom polygon symbol? I already played with layering the symbol levels to no avail. I think that I need something a little more advanced than that. I'd Like to get something that ...
1
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0answers
35 views

How to change color ramp in graduated classification with standard deviation using pyqgis

I'm using graduated clasiffication with standard deviation to style my shapefile (see code below). But I need to use different color ramp for classes below mean (-1std, -2std etc.).I'm thinking of ...
2
votes
1answer
61 views

ArcMap - Display direction of points

I imported a few geotagged images and created a points shape showing their locations (or more accurately, the location of the camera) with the "Geotagged Photos to Points" tools. The attribute table ...
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0answers
22 views

Categorizing polygons instead of using default single symbol in ArcGIS for Desktop?

Is there any way to change display polygon from single symbol (default setting) to categorize? So far, when I added a feature polygon into the table of contain, it will be displayed as only one ...
4
votes
1answer
82 views

Are there any geology symbol libraries for QGIS?

are there any structural-geology symbols libraries (and geology in general) for QGIS? Many thanks
1
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0answers
28 views

Wrong Display in Line Symbol and Gradient Color

I create a line symbol with specific gradient color and below control template: <ControlTemplate> <Path x:Name='Element' StrokeThickness='10' UseLayoutRounding='False' ...
2
votes
2answers
95 views

Standard deviation classification in QGIS

Is it possible to implement Standard deviation classification in QGIS symbology of a layer like in ArcGIS: http://webhelp.esri.com/arcgisdesktop/9.3/index.cfm?TopicName=Standard_deviation I need to ...
2
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0answers
15 views

Splitting overlapping points with same symbology in ArcGIS for Desktop? [duplicate]

I'm using a Basic license of ArcGIS 10.2.2 for Desktop. I have a point feature class layer and I uploaded it twice for representing 2 features. first is a type of person & second is the ...
0
votes
1answer
30 views

SLD specification for a vertical line on every line turning point

You can define a vertical line in SLD like this: <LineSymbolizer> <Stroke> <GraphicStroke> <Graphic> <Mark> ...
1
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0answers
42 views

OpenLayers, symbol every 100 pixel on line symbolizer

First: the above banner links this to How to use a sld file with Openlayers using OSM data? , but look update2. I would like to add rail-road hatching to my OpenLayers map with a Symbolizer. Example ...
3
votes
2answers
62 views

Using SVG from Wikipedia to fill polygon?

I'm trying to use the flag of each region in Italy to fill each region's polygon. I have downloaded the shapefile of Administrative areas for Italy from diva-gis and am now attempting to fill each of ...
2
votes
0answers
56 views

Can I export the RGB values from an ArcGIS layer symbology?

I've got a point layer in ArcGIS that has 100 specific color codes based on the name of the store. I'm trying to export the RGB values for these colors (along with the name value it's tied to) so I ...
2
votes
2answers
85 views

ArcMap Symbology: Assign colors based on a column value in attribute table

I am very new to ArcMap and I am still learning the basics and terms. If I am not explaining things enough please ask me. This is what I am trying to do: I have a soils dataset and the Soil map units ...
1
vote
1answer
44 views

Multiple classitems in a mapfile

I would like to get a symbology using several columns. I have read that it was not possible to set up several fields within the CLASSITEM option in the mapfile. I have tried to do this in a different ...
2
votes
0answers
23 views

ArcGIS Model Builder - Loading Tab Reader Parameter

In our office, we got a large set of MapInfo TAB files, and are planning to migrate those data to ArcGIS GDB with the same symbology available in the TAB file. On a individual TAB file to GDB, we can ...
1
vote
1answer
73 views

Stretched raster symbology not working in ArcGIS for Desktop?

I have some DEM rasters (from the same data source so I think they're uniform in all file specifications) that I'm symbolizing using the same stretched color ramp. I set the stretch type to min-max, ...
3
votes
1answer
108 views

Displaying adjacent polygon lines beside each other instead of overlapping

I would like to display adjacent polygons with the line work beside each other, not one on top of the other for that shared boundary. I do not want to edit the polygon boundaries - only want to ...
1
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0answers
46 views

How to create a stretched symbology with labels for each 1 meter in ArcMap

Can anybody help me with this problem. I want to create a stretched symbology with hard colour breaks and label for each 1 metre in ArcMap. I know how to create a symbology with hard colour breaks ...
1
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1answer
56 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?
2
votes
1answer
54 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 ...
1
vote
3answers
44 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 ...
1
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0answers
53 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
votes
1answer
42 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 ...
1
vote
0answers
22 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"}, ...
2
votes
1answer
51 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 ...
3
votes
0answers
35 views

OpenLayers.Renderer.Symbols custom named by function

Is there any approach to define custom OpenLayers.Renderer.symbol by a function? For example, instead of making a symbol for each 3-pointed, 4-pointed, 5-pointed etc. star ...
0
votes
1answer
39 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 ...
1
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0answers
57 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 ...
1
vote
1answer
45 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 ...
0
votes
0answers
49 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 ...
1
vote
0answers
30 views

How to create and export complex symbology? [duplicate]

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 ...
3
votes
1answer
181 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 ...
4
votes
1answer
77 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 ...
1
vote
2answers
103 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 ...
1
vote
3answers
33 views

Scaling Items in the Legend [duplicate]

I am using ArcGIS 10.1. I inserted a legend however the items in the legend are too large because of the size i set them in the data view. How do i scale the items in the legend so they will be the ...
0
votes
1answer
68 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 ...
1
vote
0answers
35 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 ...
2
votes
2answers
48 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
votes
1answer
180 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
votes
1answer
26 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 ...
2
votes
2answers
65 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'
2
votes
0answers
60 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 ...
1
vote
1answer
185 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?
2
votes
2answers
43 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 ...