Questions tagged [curved]

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How to properly deal with rectangles being curved on geographies?

I'm using Microsoft SQL Server to store simple data for administrative boundaries of the world (lots of polygons). I store this in a geography data type column. Afterwards I query these polygons by a ...
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Creating curved annotations for polygons and lines in QGIS

In general, my problem is that: I can`t display annotations using the option "Using the perimeter (curved)" in QGIS. I tried to solve it in two ways: At first was an attempt to use just a simple ...
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Measuring length of curved lines for district

I work in a country which is divided in election destricts(polygon shp). I have the roads of the country as a vector layer (vector shp). I want to find a tool for QGIS like sum line lengths of qgis (...
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Creating curved lines between two points in QGIS

I am trying to create curved lines between two point in QGIS. There are a few posts that show how to create these lines (hyperlinks below). However, I am having trouble executing the code in QGIS. ...
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how to draw curved line in a qgsmapcanvas

i am working on a project with qt4.8.6, api c++ of qgis 2.8.2 we need to draw curved line in a vectorlayer by given 2 points and an offset by exemple is it possible to do that with the c++ api of ...