Visualizing Multi-Temporal Data with Time Manager
From CUOSGwiki
Contents
Requirements
- A Screenr account.
- Libreoffice 3.6.4 or
- Openoffice 3.4.1
- QGIS 1.8
- Time Manager plugin for QGIS
Installing Time Manager
- Start QGIS
- Click "Plugins" on the toolbar. A drop down menu will appear.
- Click "Fetch Python Plugins"
- Click "Repositories"
- Click "Add"
- Name your plugin "Time Manager"
- Type in "https://github.com/anitagraser/TimeManager" in the URL field
- Click "OK"
- Click "Close"
- Click "Plugins" on the toolbar. A drop down menu will appear.
- Click "Manage Plugins"
Getting Data
Getting CSV data
- Proceed to data.seattle.gov
- Search & open Seattle Real Time Fire 911 Calls
- Click "Export", A drop down menu will appear.
- Scroll down to "Download As"
- Download a copy of this dataset in XLSX format
Getting Vector data
- Proceed to data.seattle.gov
- Search & open Street Network Database
- Download a copy of this polyline shapefile in ZIP format
- Search & open Neighbourhoods
- Download a copy of this polygon shapefile in ZIP format
Preparation of Data
Spreadsheet
- Import to Libreoffice or Openoffice or Microsoft Excel
LibreOffice Calc/OpenOffice Calc
- Right click on "datetime" column and proceed to "Format Cells".
- Find and click "User defined" in "Numbers" tab.
- Change format to the following: YYYY-MM-DD HH:MM:SS
- Save file in CSV format.
Microsoft Excel
- Right click on "datetime" column and proceed to "Format Cells".
- Find and click "Custom" in "Numbers" tab.
- Change format to the following: YYYY-MM-DD HH:MM:SS
- Save file in CSV format.
Importing Data
Importing a spreadsheet
- Start QGIS and click "Layer" on the toolbar. A drop down menu will appear.
- Click "Add Delimited Text Layer".
- Browse to location of your CSV file.
- Click on the "OK" button.
- Right click on the imported spreadsheet on the Layers panel. A drop down menu will appear.
- Click "Save As"
- Format should be "ESRI shapefile"
- CRS should be "WGS84"
- "Add saved file to map" should be enabled.
- Save file to a desired location.
- Click on the "OK" button.
Importing a vector polyline/polygon
- Start QGIS and click "Layer" on the toolbar. A dropdown menu will appear.
- Click "Add Vector Layer".
- Browse to location of your WGS84 projected "shp" file.
- Click on the "Open" button.
