Rotation based on feature attribute in Rule based renderer does not work.

[qgib]

Author Name: cgsbob - (cgsbob -)
Original Redmine Issue: 4016
Affected QGIS version: 2.10.0
Redmine category:symbology

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Steps to reproduce this problem:

1. Display point feature property.
2. Select Rule-based renderer.
3. Click on rule "(no filter)" and then click on Refine->Add categories.
4. Select "Column" attribute.
5. Select attribute used to rotate the symbol in Advance->Rotation field.
6. Change the symbol to the arrow symbol.
7. Click on "Classify" and then OK
8. Click OK and you will see that all of the arrows are pointing up rather then in the direction stored in the attribute specified in 5)

[qgib]

Author Name: Giovanni Manghi (@gioman)

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• fixed_version_id was configured as Version 1.7.4

[qgib]

Author Name: Paolo Cavallini (@pcav)

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• crashes_corrupts_data was configured as 0
• fixed_version_id was changed from Version 1.7.4 to Version 1.8.0
• version was configured as master

[qgib]

Author Name: Paolo Cavallini (@pcav)

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• fixed_version_id was changed from Version 1.8.0 to Version 2.0.0

[qgib]

Author Name: Jürgen Fischer (@jef-n)

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• fixed_version_id was changed from Version 2.0.0 to Future Release - Lower Priority

[qgib]

Author Name: Nyall Dawson (@nyalldawson)

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Fixed in 2.10

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• version was changed from master to 2.10.0
• status_id was changed from Open to Closed
• resolution was changed from to fixed/implemented
• pull_request_patch_supplied was configured as 0