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

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191 views

Paper Size and Symbol Size in ArcMap

I am new to ArcMap. I have an assignment to prepare map of each wards of a municipality. The data are point features. I need to print the map in different scales. like 1:2500, 1:5000 and also in ...
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56 views

Python running models and output symbology

Trying to run a model using python script. The script is running, the symbology is set up in the model, but the symbology is not displaying in the KMZ output when run as a geoprocessing tool. Works ...
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1answer
161 views

How to style virtual vertices when using the ModifyFeature control with OpenLayers?

I am building an Android application that uses OpenLayers embedded in a WebView. Being mindful of the imprecision of touch interfaces I am trying to style all controls to be large and easy to ...
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2answers
77 views

how create a specific sub-study area in ArcGIS 10.1 - difficulties with classification

My study area is quite large (sometimes spanning across a few grid squares) and when I am running a viewshed analysis or calculating slope or euclidean distance it calculates for the entire region. ...
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0answers
88 views

How to change icon symbols in QGIS? Can icons have JavaScript animations?

There are a lot of SVG files located in the "QGIS Dufour" Program Files folder on my PC. I was thinking that I could find the symbol that I want to change in the GUI in this listing in InkScape so I ...
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3answers
182 views

How to symbolize a layer on multiple fields?

I'm working in ArcGIS 10. I have a layer that contains 8 attributes and each one of these fields can be categorized into 3 sub categories. I need to display them on a single map. Update I ...
2
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2answers
51 views

Is it possible to change the symbol size for a layer that is symbolized by unique values in ArcMap?

I frequently symbolize layers by unique values (e.g. first rock type encountered in an exploration drillhole). This typically results in a layer with 15+ unique rock type all symbolized by the same ...
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2answers
75 views

Mapserver: Symbolize ends of a line

I have some lines I'm attempting to symbolize in Mapserver with discrete symbol at each end. Currently my .map file is set up this way: STYLE SYMBOL 0 WIDTH 1 COLOR 0 0 0 END When ...
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0answers
43 views

Why do my font choices not appear when setting symbology in ArcGIS

I have noticed this, it seems to be a bug. I will set the typeface for the symbology for one legend/feature class, but as soon as I want to apply it to another feature class the font grays out or is ...
2
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2answers
101 views

How to remove tiny polygon outlines in geoserver sld?

The data I am using a polygon feature layer, consisting multiple polygons and I want to show the same without polygon outlines. In ArcGIS I simply use outline colour as no colour. This produce the ...
4
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2answers
234 views

Convert Autocad blocks to ArcGIS symbols

Im trying to import Autocad blocks into ArcGIS. The polyline part of the symbols in these blocks i want to store as a symbol in ArcGIS. Some symbols i was more or less able to find in existing ...
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0answers
117 views

ArcGIS - Custom, rule-based borders for polygons?

I've been working with a map that looks something like this: Wherever two polygons of different types (shown above with different colors) meet there needs to be a thick dashed line between them. ...
3
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1answer
306 views

How to transfer styles from QGIS to ArcGIS?

We have a QGIS project that has symbols for a lot of different lines. Data comes from a geodatabase that is accessible to both QGIS and ArcGIS. We now want to use the symbology of the QGIS project to ...
2
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1answer
401 views

Saving vector layer with specific symbology

I am creating a polygon feature layer with soil classes. I need to share this layer with some colleagues and I need the layer to maintain the color ramp I have created. Is there any specific format ...
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0answers
153 views

ArcGIS Android MapView with custom Spatial Reference SVY21

I have a MapView that is using a custom spatial reference of SVY21 from the server http://e1.onemap.sg/arcgis/rest/services/SM128/MapServer. The problem is the map's location service's accuracy ...
4
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1answer
444 views

Managing symbology in Feature Classes

I'm using an enterprise db to store my data and I'm writing a python tool that allows me to interact with that data in ArcMap. However, all my layers someone have "OTHER" for the symbologyType (not ...
2
votes
2answers
328 views

Arcmap point symbol/marker size, How it works

I am trying to figure out how the size of markers in arcgis works. I understand that a square marker set to 1 pt is 1 pt for specific scale. but when I import emf or font, How does the change size ...
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1answer
174 views

Set symbols for a layer in ArcMap with two classes (greater than zero and less than zero)

I need to symbolize features in a feature class with two colors thus defining what features have positive (>0) and negative (<0) values. The only two ways I found this to be possible are: To use a ...
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0answers
29 views

QGIS rule-based point style responding to number of co-located objects?

I am mapping the geolocated location information for 5.5k Twitter profiles as point data. Many of them have the same location ie "London, UK" meaning that they return identical coordinates. On the map ...
2
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1answer
125 views

How to change the colormap in QGIS 2.01?

I decided to say goodbye to ArcGIS and switch to QGIS which is nice, but it has given me a hard time to handle various problems. Few months ago, I made a map using QGIS 1.8 with a relief background ...
2
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2answers
164 views

It is possible to use different fields for symbology and legend labeling in QGIS?

[Edit : working with Quantum GIS version 2.0.1-Dufour] I wonder if it is possible to use some field to set the symbology and some other to label the map. [Edit 1 : I mean labeling the legend in the ...
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0answers
166 views

arcpy symbology colors changing on RefreshActiveView()

I have a problem that I'm not sure is functionality not built into arcpy or I'm just doing something wrong. I'm using arcpy.mapping.UpdateLayer() to apply symbology to a layer, but afterwards some ...
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0answers
157 views

Style manager not working to batch style group in QGIS 2.0.1

I am trying to apply batch styling to a group of layers using the style manager by setting the conditions, but the symbology does not seem to be applying. This is considering the multiqml plugin is ...
4
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2answers
797 views

Importing .svg images to use as Symbols in ArcMap 10.1

I have several .svg files that I want to use as symbols in ArcMap 10.1. However, I do not see any import feature or the sort to use these .svg pictures. Thanks
3
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1answer
200 views

Symbology for Open Street Map [OSM] Data in MapInfo [tab] format

I have shapefiles for the different SOM layers which I have translated into TABs but I am now trying to symbolise them in a similar style to OSM online. Is there a way to easily apply the OSM ...
4
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1answer
239 views

How to read BMP file location of image used for picture symbol in LYR file?

I have a number of *.lyr files which are pointing to various .bmp files which are used as marker symbols in ArcGIS for Desktop 10.1 I was wondering if there is a way to extract the file paths of the ...
2
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1answer
230 views

QGIS 2.0 - 2.4: Color Ramps Missing?

Since QGIS 2.0.1 the default color ramps and styling symbols seem to disappear for some users. For me, this started with QGIS 2.0.1 and still consists with 2.4. I can neither choose Smybols when ...
4
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1answer
306 views

Are there any icons for GIS mapping? [duplicate]

I am trying to find alternative symbology for GIS maps and web apps I occasionally produce. Esri has done a great job collecting and categorizing thousands of symbols, markers, line and polygon ...
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2answers
103 views

QGis Print Composer: layer symbology not displayed

Exactly the same as this problem from way back, only I've had this from 1.8.0 to present (2.1.0 master). Yay, symbols: Boo: no symbols, cue MS Paint: Anyone know why this might be or have the ...
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2answers
149 views

ArcGIS javascript API Printing: fuzzy result

I created a real simple web app, copied from samples actually, to try figuring out something about the Print Dijit. Here's the thing. When you click print here there are two major concers with the ...
5
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2answers
198 views

Maps with charts of representative symbols

Please forgive an ignorant question that I should know the answer to, but how would the type of map symbology illustrated here be typically described? Specifically where symbology is used to ...
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1answer
56 views

How to symbolize a large amount of points with lots of color

I have an interactive map with a very large amount of different points. Depending on user selection, various points are shown or not-shown. These points are divided into several categories, each ...
4
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1answer
510 views

How to display marker somewhere in polygon without converting polygons to points, while maintaining dynamic legend, and then export map?

The following seems like a straightforward requirement because I recall ArcInfo Workstation having an ARCPLOT command called POLYGONMARKERS available to do the display part 20 years ago. Yesterday I ...
2
votes
1answer
213 views

Change label next to symbol in TOC

I'm trying to write a script to change the label next to the symbol in the TOC so it appears in the legend. Arcpy has a way to change the name of the layer, but I can't seem to find a way to change ...
1
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1answer
174 views

Read layer symbology class color with ArcPy

I am using ArcPy within ArcGIS 10.1 and attempting to read symbology from a *.lyr file created by a raster dataset within ArcMap. My goal is to be able read out the RGB (color) values assigned to the ...
3
votes
1answer
162 views

Flip over min/max values in a stretched symbology for raster data

In ArcMap 10.1, we can render a raster in a colour ramp (stretched) symbology to draw a raster layer based on each pixel value. However, the legend for the layer by default starts from the max value ...
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0answers
103 views

Calculate values to represent bus route attribute

I'm working with bus routes and looking for a way to represent some values in this system. I want each street to be represented by thickness based on value returned in SUM or COUNT. I don't have big ...
4
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2answers
197 views

Wetlands Symbol for QGIS point pattern fill

Is there a marker available anywhere for point pattern fill that resembles the standard wetlands symbol used in USGS topographic and other maps? Any good standard symbol that will be intuitively ...
2
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1answer
89 views

Data loads with preset symbology in ArcMap

I have a set of points in a file gdb. When I load them in ArcMap or ArcCatalog, the data displays with unique value symbology based on a field rather than "single symbol". How do I get the data to ...
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1answer
110 views

Modify Map Service Symbology via Esri JavaScript API

I have a JavaScript application built on the Esri JavaScript API that is consuming a feature service and a tiled map service from ArcGIS Online. I developed a widget that allows the user to change ...
0
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1answer
82 views

How to standardise colour-value graduations across multiple maps

In QGIS I have a vector dataset (imported csv vector + csvt) spanning multiple years, and a shape file shape which is essentially a grid. By joining the csv file with the shape file I can apply a ...
2
votes
1answer
172 views

Why does ArcGIS for Desktop legend not always show symbol as desired?

I have a problem with the legends in the ArcMap because the patch does not show the marker symbol inside it well. Whenever, I move the legend it changes but never to what I want for every patch. I ...
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0answers
140 views

Sources for German Standardized Symbols in QGIS

German Original: Gibt es für QGIS eine Phytonerweiterung "Planzeichenverordnung"? Zur Bearbeitung von Flächennutzungsplänen und Bebauungsplänen kommt man an den Planzeichen nicht herum. ...
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1answer
138 views

How to change rasterlayer color?

I have rasterdataset in gdb. I create layer from this rasterdataset. private static void CreateLayer() { ... IRasterLayer rlMosaicDataset = new RasterLayer(); ...
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1answer
87 views

Resizing symbol changes its position on the map

I have character symbol for my point feature class from ESRI AMFM Water - Unicode 117 with offset Y:10,7 and size 36. At that moment it is placed perfectly as it is shown on a first printscreen. ...
2
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1answer
142 views

Which Graduated Symbology to use in QGIS

I am trying to map demographics data for a county in the UK based upon a combination of Census data. I want to compare the the averages for the county alone to the averages of the UK as a whole and ...
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1answer
407 views

ArcGIS Symbology Transparency

Using ArcGIS 10.1, I am interested in symbolizing a series of polylines to generate a pseudo-heatmap like one of the answers to this question. The essence of the solution idea is to symbolize each ...
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1answer
285 views

Geoserver optional symbology with variable substitution in SLD

I am trying to write an SLD that optionally takes a symbology for a PolygonSymbolizer and I can't work out how to do default to no symbology if the symbology env parameter is not set. I have used the ...
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0answers
340 views

Create .avl file Table

i would like to create a table of the .avl file i use as my symbology layer but cant come up with a way to do it in arcmap 10. Any thoughts?
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94 views

Creating Slope line style in arcmap

I was wondering if there exists a slope line style in ArcMAP, similar to what AutoCAD produces, a single line at the top of the slope with perpendicular lines of various lengths going in the direction ...