Questions tagged [qgis-1]

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Can I import raster files from GRASS GIS in QGIS versions later than 1.8.0

I have a process that I have used for years where I create .ascii files with a Python process, import them to GRASS GIS 6.4.3 and do some raster calculations (r.mapcalc). This works great but then ...
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  • 339
1 vote
0 answers
275 views

Unable to delete attributes from QgsVectorLayer in Qgis 1.8

I have a layer with several hundreds of attributes in Qgis 1.8. I am trying to remove most of them, but in any case, it also fails with just the first one. I am doing res = my_layer.dataProvider()....
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  • 81
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1 answer
60 views

problem converting OTF from Mercator to equal area

QGIS 1.8.0 on OSX 10.10.5: I've got continent outlines from Natural Earth that are in EPSG:4326 (degrees) plus USGS tree range data in EPSG:2030 (also degrees). When I set the project CRS to EPSG:4326 ...
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4 votes
3 answers
694 views

How to create a simple OSM map of San Francisco with a bounding box?

My objective is to create map of San Francisco, specifically [-122.5145, 37.8092, -122.3716, 37.7085]. Using my (older, 1.8) version of qgis and the open layers plugin, I can find the San Francisco ...
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  • 41
1 vote
0 answers
311 views

Putting Labels at the center or inside a polygon layer in QGIS

How can I put labels at the center or at least inside a polygon layer using QGIS Lisboa (old version). I tried options provided on Layer Properties under placements but still my label just falls ...
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1 vote
3 answers
1k views

How to import editable layers from other QGIS projects?

I have a QGIS project that I have spend a lot of time styling over a 80 layers and it seems to have somehow become unstable. I believe that I renamed a folder containing some layer source files which ...
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5 votes
1 answer
2k views

Discover multipart features in a layer in QGIS

I am trying to identify multipart features using QGIS version is 1.8.0. I've tried: look at the attributes table select a random feature and check in the canvas if there are multiple geometries ...
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1 vote
1 answer
1k views

label vector line with multiple attributes in QGIS

I have a line with two 2 attributes. I would like to display both information along with the line in frequent interval, one info above the line and the other is below the line. I am working in QGIS 1....
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3 votes
1 answer
183 views

Using OS Layer styles in SLD format in QGIS 1.8

I've added OS Landform Parorama information in to QGIS 1.8, i've like to use the OS Layer Styles that are freely downloadable (http://www.ordnancesurvey.co.uk/business-and-government/help-and-support/...
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18 votes
3 answers
36k views

Replacing all null values from attribute table with zeros in QGIS

In QGIS 1.8 I have a new column in my attribute table with a lot of NULL values and I want to replace all them to zeros. How can I do that in field calculator?
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  • 183
2 votes
1 answer
106 views

Ubuntu 'Manage plugins' in 1.9 (master) doesn't show 1.8 plugins

I'm using Qgis master on Windows 7 and more recently xubuntu 13.04. On xubuntu, the 'fetch python plugins' is missing, which Nathan just pointed out was intentional rather than a bug. My problem is ...
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2 votes
1 answer
2k views

Fetch Python Plugins missing

I'm running QGis master v1.9.0 on xubuntu and the 'fetch python plugins' option is absent. This guy had this problem with vanilla 1.7.5 but fixed it by upgrading to 1.9.0 master. Nishant had this ...
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  • 1,027
13 votes
2 answers
16k views

How can I programatically create and add features to a memory layer in QGIS 1.9?

I had a working plugin in QGIS 1.8 which read data from an MSAccess database and added it to a series of memory layers. There is some processing involved in the interim so I don't think simply using ...
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2 votes
1 answer
511 views

Why SDW file was not recognized in QGIS 1.8?

I'm running QGIS 1.8, and trying to load a SID file into my map. It imports fine, but seems to ignore the SDW file that comes with it, as the raster shows up without any apparent georeferencing. Is ...
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  • 153
3 votes
4 answers
19k views

Clipping polygons (vector) map with polygon (vector) layer

In QGIS 1.8 Lisboa version in Windows 7 I want to clip a soil map (multiple polygon vectors) with a single polygon (rectangular polygon vector). The project projection is set at NAD27 UTM 12N. The ...
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  • 31
1 vote
1 answer
2k views

"Easy Custom Labeling" arrows: How do I get them?

I have installed the Easy Custom Labeling plugin, but haven't figured out how to make the "Generate lines" function work. When I click on the tool in the toolbar, it opens the dialogue to specify my ...
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  • 903
11 votes
4 answers
17k views

How to make transparent the background of topographic map in QGIS 1.8?

I have a raster topographic map, i.e. white background and black contour lines, houses, roads and so on. I want to make transparent the white background, so if I overlap the topographic map to an ...
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  • 119
3 votes
1 answer
583 views

How to hide all fields at once in QGIS 1.7

Is there a way to hide all the fields at once in QGIS 1.7? I see where I can hide one field at a time but I would like a button which does it all at once.
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4 votes
3 answers
4k views

Missing selection and navigation tools (icons) in QGIS

I lost selection and navigation tools from the QGIS 1.8 toolbar when I tried drag then to different place. I can't get them back anymore. Where they disappear? All these tools are checked but are ...
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  • 41
6 votes
4 answers
2k views

Creating polygon based on view extent in QGIS 1.8

I am looking for a very simple thing. I want to create a polygon based on the current view extent of my project. In fact I want to: open google satellite layers zoom to my area of interest create a ...
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