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Questions tagged [diagram]

A plan, sketch, drawing, or outline designed to demonstrate or explain how something works or to clarify the relationship between the parts of a whole.

4
votes
1answer
90 views

Showing size of pie chart in legend of QGIS?

I'm using a pie chart map in which the size of the pie chart convey an attribute value (scaled size). Is it possible to show this classification in the legend of QGIS 3?
2
votes
1answer
102 views

Values on top of each bar of a histogram in QGIS

Is it possible to show the values on top of each bar of a histogram created with QGIS? (I am using QGIS 2.18) I know this post [Is it possible to label bar charts? addressed a similar question years ...
1
vote
1answer
90 views

The difference between Operations Dashboard for ArcGIS and Power BI?

We are looking for a possibilty to show some live statistics and calculation over geodata (the developement on some retail markets ) and want to see what is suitable. I have tried Power BI and have ...
1
vote
1answer
43 views

Summarising diagrams for layer

I wonder if there is a possibility (plugin etc.) to create a summarising diagram of attributes more or less comparable to the summarising statistics. e.g. having a shape with a high number of polygons ...
2
votes
0answers
57 views

How to set diagram color based on conditional expression?

I'm trying to create a map with pizza diagram, and I'm using the following expression: CASE WHEN pH >= 6 AND pH <= 9 THEN Color_rgb (0,166,226) WHEN pH <= 6 AND pH >=9 THEN ...
1
vote
1answer
118 views

QGIS server legend does not show diagram colors

I have a QGIS version 2.18.18 map with pie-chart diagrams. The pie-chart maps display correctly in both QGIS-desktop and QGIS-server versions. The pie-chart classes are correctly displayed in the QGIS ...
2
votes
1answer
279 views

How to adjust placement of piechart symbols to prevent overlapping for a hardcopy?

My map is crowded with pie chart symbols that overlap and obscure each other. Is there a way to draw these symbols so they don't overlap, perhaps drawing them not in their actual location but in a ...
2
votes
1answer
640 views

Creating 3d barplots on a map

How it is possible to create a 3D cube with bars showing some quality, located at certain points with geographic coordinates? Is it possible to do this with some qgis plugin or, maybe, any other ...
0
votes
0answers
515 views

Getting Error HRESULT E_FAIL has been returned from call to COM component?

I'm working to develop ArcObjects C# tool in ArcGIS that plot the Elevation Profile after click on GetElevation Button but "Error HRESULT E_FAIL has been returned from a call to a COM component." Why ...
4
votes
1answer
284 views

Diagram overlapping other layers

I have a a diagram and have put it as the last layer in my project file, however it overlaps with my top layer. Is there any way to make the diagrams underneath the other layers? I can add a ...
1
vote
1answer
447 views

Diagrams not displaying in QGIS2web

I am trying to create a web map using the QGIS2WEB plug-in from an existing map. I am new to QGIS and I don't know if this is possible? When I try to export the map as a web map either in Openlayers3 ...
6
votes
1answer
923 views

Label QGIS diagram sector with percentage etc

I'm working with QGIS 2.14.3, using the diagrams function for vector layers. Is it possible to label each single diagram sector with an attribute / calculated percentage? In the layer properties tab / ...
3
votes
0answers
199 views

How to build a raster (population density) dependend diagram in QGIS?

I'm using QGIS and trying to solve the following problem. I got 2 layers: 1. population density raster 2. point layer with the information about number of people could be hosted/served etc in this ...
4
votes
1answer
963 views

Using labels with diagrams in QGIS?

I'm trying to display point data as diagrams with labes next them. I'm getting the diagrams and labels to work separately, but they won't work together. When both are turned on, the labels disappear ...
2
votes
2answers
140 views

Diagram Ring Elements Locator (Tough Problem)

I asked https://stackoverflow.com/questions/35579843/get-only-ring-nodes-from-a-diagram on stack overflow but there was no help at all. So I hope I get help from someone on here :) I have a diagram ...
8
votes
2answers
362 views

Generating Sparklines as Diagrams QGIS 2.10

The following seems to be an amalgamation of questions Is it possible to represent points as sparklines in ArcGIS for Desktop? and Pie-Chart coordinates in QGIS. Basically I have 5 sets of ...
1
vote
2answers
361 views

Leaflet: click feature to get external diagram

I am working on a Leaflet webmap which receives a layer withs polygons from ESRI REST API. I want to implement this: When the user clicks on a polygon a diagram shall pop up below the map. The ...
2
votes
1answer
892 views

Diagrams not drawing on QGIS

I'm trying to draw a pie chart on QGIS, over a polygon layer. This pie chart should include data from 6 fields in the attribute table. These fields contain the percentage of several categories of data ...
13
votes
3answers
730 views

How to display charts next to features in the map?

This question is meant to be primarily on QGIS software but all other software solutions are welcome as far as it is possible to achieve it as easy as possible, preferably out of the box. Though the ...
1
vote
1answer
70 views

Right coordinates for data defined position of diagrams

I'm using QGIS 2.8.2 and want to define the position of diagrams with x and y coordinates. The same thing works with the labels, but when I define coordinates for the diagrams they just disappear. ...
0
votes
1answer
316 views

Creating Hovmoller Diagram in ArcGIS Desktop?

Hovmoller diagrams are useful in indicating changes through time in specific locations. I usually create this in GrADS but I am wondering if it is also possible to create Hovmoller Diagram in ArcGIS ...
1
vote
1answer
501 views

How to make Hierarchical Tree diagram from polygon layer?

I have a polygon layer with 5 hierarchical levels. I added 3 fields to indicate the level and the group. The hierarchy is also shown spatially, ie. a big polygon contains the other lower level ...
0
votes
2answers
938 views

Plotting “diagram” in matplotlib? [closed]

I want to plot a diagram like this: http://matplotlib.org/examples/shapes_and_collections/scatter_demo.html Unfortunately, I have no idea what these diagrams are called and therefore I do not know ...
1
vote
0answers
234 views

Is there a way to create layer summary Pie Charts?

In Qgis2.6. I want to create a pie chart to summarize the layer data. I have a layer of land use polygons (woodland, agricultural, urban etc.). I want a pie chart to show the % of each land use in the ...
1
vote
1answer
183 views

PyQgis Diagram Automated Placement Engine

I am trying to programatically change the "Show all labels and features for all layers" option for a layer which display diagrams. This option doesn't seem to appear in QgsDiagramRendererV2 api. It ...
1
vote
1answer
508 views

Cannot produce pie chart in QGIS 2.2

I have a shapefile to which I joined two tables from a MySql database. I used one column of the first table to color the polygons in my shapefile which works fine. Three columns out of the second ...
4
votes
1answer
362 views

Is it possible to label bar charts?

I have added bar charts to my map and this works fine. But I have no idea how to add values to the bar chart. For example one bar shows the value of 2000 and another shows the value of 2100. Is it ...
3
votes
2answers
14k views

How to draw bar diagrams on the map?

I need to draw simple histograms in QGIS version 1.8 linked to data from an imported DB. I need a double bar diagrams (eg: male/female - in/out) but I only find the possibility to set pie charts. Is ...
1
vote
1answer
132 views

Why are attributes missing in overlay tab QGIS 1.8.0?

I want to add a diagram overlay onto a shapefile layer. When I look at the attribute table, all the correct columns are shown. However, when I open the layer property box, the attribute columns I want ...
3
votes
2answers
2k views

Looking for a QGIS Architecture Diagram

I would like to know the architecture of QGIS: relationships between QGIS and other open sources, and what elements are implemented in the QGIS. Usually, There is a diagram showing the architecture ...
2
votes
2answers
2k views

Problem generating Geodatabase Diagrammer

I am using ArcGIS 10.1 and Visio 2010. When I am trying to generate the diagram using the geodatabase diagrammer it has the following to error messages: Source at Microsoft.Office.Interop.Visio....
2
votes
1answer
488 views

How to draw lines for diagrams?

Just before submitting bug: in Diagrams, there is possibility to use Position AroundPoint or OverPoint. Whatever I choose Line Options selection stays gray: I can't choose any line. So, I suggest ...
3
votes
2answers
2k views

How can I move diagrams?

Is there a way to locate diagrams and move them wherever you want in QGIS 1.7.4/ 1.8.0? I created a pie chart under the tab "diagram". I can mark those diagrams with a green box and move them via the ...
3
votes
1answer
934 views

How to display only one pie chart for polygon features in QGIS?

I'm working with Qgis on a project and I have a small problem. I have to do some demographic research and therefore I have a .shp file from a given country with 10 districts for example. Now, I know ...
2
votes
0answers
62 views

How to design a diagram/framework to exhibit tool's underlaying structure [duplicate]

Possible Duplicate: How to generate schemas of GIS hardware / software / workflows? Can anyone give me some examples of framework diagrams that showcase/exhibit a tool, web-mapping application or ...
3
votes
2answers
288 views

Strange behaviour of piechart function of QGIS

I am using QGIS to visual health status of elderly in an elderly home, whether they have medical devices or not is one attribute that I am trying to visualize. I have create the map using mapwindows, ...