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- Mapping Drought
- EDO MapViewer Help
EDO MapViewer Help
 Zoom to max extentClick this icon to go to the maximum available map extent. |
 Zoom boxClick this icon to activate the function and then draw a rectangle on the map: the map is zoomed in accordance with the drawn rectangle. |
 PanClick this icon to activate the function and then move the map with the mouse choosing your favourite view. It is possible to pan the Overview Map also. |
 IdentifyClick this icon to activate the function and click on the map: the layers available for a query are listed. To actually do a query on a layer, click the  icon. To explode or collapse query results, use  or  respectively. Please note that in general a layer must be active to be queryable. |
 Previous in historyClick this icon to go back to the previous map visualization(s). |
 Next in historyClick this icon to go forward to the next map visualization(s). |
 ReloadClicking this icon, the map is re-drawn at its initial visualization, loosing all previous operations. |
 Display/Hide Geographical Lat Lon GridClick this icon to display/hide a geographical lat-lon grid on the map. |
 Open Compare LayersClick this icon to open the Compare Layers tool. |
 HelpClick this icon to open this help. |
 Zoom to CountryClick this icon to activate the function and select a country within the menu: the map is zoomed to the bounding box of the selected country. |
 Other ZoomsClick this icon to activate one of the following functions (if available in the accessed application): Go to Town (with population > 50000 inhab.), Go to Weather Station, Zoom to Island, Zoom to Lake (with area > 50 km2), Zoom to Region, Zoom to River (with length > 50 km), Zoom to River Basin (with area > 100 km2), and Zoom to River Basin District. For Zoom to X functions, the map is zoomed to the bounding box of the selected feature. For Go to X functions, the map is recentered around the selected feature, without varying the current scale, if the scale is greater than a target scale (configuration property); otherwise it is also zoomed to that target scale. Regions are filtered by country, all other features by free text. |
 Highlight Selected FeatureClick this icon to display or hide feature(s) selected with a zoom or an identify operation. When the display of selected features is active, this icon is yellow, otherwise is grey. |
 Zoom InClick this icon to automatically apply a zoom in on the map. Every click triggers the display of the map at a zoom level increased of 1 unit. |
 Zoom OutClick this icon to automatically apply a zoom out on the map. Every click triggers the display of the map at a zoom level decreased of 1 unit. |
 Open Overview MapClick this icon to open the Overview Map. |
 Select timeClick this icon to open a popup to change the reference time for the selected layer. |
 Layer opacityClick this icon to open a popup to change the opacity of the selected layer. |
 Layer infoClick this icon to get more information on the selected layer. |
 See layer as Image Overlay in Google EarthClick this icon to see the layer as Image Overlay in Google Earth. |
 Zoom to LayerClick this icon to zoom to the layer's bounding box. |
 Access related WCSClick this icon to access a WCS service related to the layer. |
 Access related WFSClick this icon to access a WFS service related to the layer. |
 Execute identify queryIn an identify operation, click this icon to actually execute a query. |
 Display graphIn an identify operation, click this icon to actually execute a query. |
 Generate KML for Google EarthIn an identify operation, click this icon to generate a KML file to be visualized into Google Earth. |
 Identify not availableClose to the name of active layers, this icon means that the identify function is not available on those layers. |
 Collapse layer treeIf the Layer Tree can be collapsed, click this icon to collapse it. |
 Explode layer treeIf the Layer Tree can be collapsed, click this icon to explode it. |
