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.

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1answer
30 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 ...
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2answers
54 views

Can I plot this “diagram” in matplotlib [closed]

I am not sure weather that is the right stackexchange here. I want to grade a diagram like this: http://matplotlib.org/examples/shapes_and_collections/scatter_demo.html Unfortunately, I have no idea ...
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0answers
50 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 ...
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2answers
42 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 ...
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0answers
92 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 ...
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0answers
23 views

Make the foot of the histogram coincide with the point in QGIS

Is it possible in case of histograms in QGIS to make the foot of the diagram appear above the point or always make them appear above. My issue is that I see the option that maked them appear around ...
3
votes
1answer
178 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 ...
2
votes
2answers
3k views

How to draw bar diagrams on the map?

I need to draw simple histograms in QGIS version 1.8 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 it possible to ...
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1answer
72 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 ...
2
votes
2answers
481 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
1k 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 ...
1
vote
1answer
363 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 ...
1
vote
1answer
362 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
451 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
60 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 ...