Changes between Version 15 and Version 16 of Help/Plugin/TurnRestrictions
- Timestamp:
- 2010-03-26T11:05:05+01:00 (16 years ago)
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Help/Plugin/TurnRestrictions
v15 v16 15 15 16 16 == Introduction == 17 In OpenStreetMap a '''turn restriction''' limits navigation options. They restrict whether one cannavigate fromone[wiki:/Help/Concepts/Object way] to anotheror not. For instance, the turn restriction depicted below forbids to drive straight. Vehicles have to turn left at the junction.17 In OpenStreetMap a '''turn restriction''' limits navigation options. It represents the restriction that one cannot navigate from a [wiki:/Help/Concepts/Object way] to another way. For instance, the turn restriction depicted below forbids to drive straight. Vehicles have to turn left at the junction where the two ways meet (the so called via-node). Turn restrictions are important for routing and navigation software which are based on OSM data. 18 18 19 19 [[Image(only_left_turn_sample.png)]][[BR]] 20 21 Turn restrictions are important for routing and navigation software which are based on OSM data.22 20 23 21 The {{{turnrestrictions}}} plugin supports editing of turn restrictions. It consists of two major components: … … 28 26 29 27 == Terminology == 28 Turn restrictions a standard map feature decribed on the [http://wiki.openstreetmap.org/wiki/Relation:restriction OSM wiki]. 29 30 30 Technically, a turn restriction is an OSM [wiki:/Help/Concepts/Object relation]. A turn restriction 31 31 … … 34 34 * must have at least of relation member with role {{{via}}} referring to a [wiki:/Help/Concepts/Object node] or [wiki:/Help/Concepts/Object way]. We call these objects '''''via'''''-'''object'''. 35 35 36 {{{ 37 #!comment 38 *************************************************************************************************************************** 39 }}} 36 40 == Use Cases == 37 === Creating a turn restriction === 38 There are several possibilities to create a new turn restriction. First ly, you can lauch the Turn Restriction Editor for a new turn restriction from the Turn Restriction Toggle Dialog:41 === Creating a turn restriction ===#CreateANewTurnRestriction 42 There are several possibilities to create a new turn restriction. First, you can lauch the Turn Restriction Editor for a new turn restriction from the Turn Restriction Toggle Dialog: 39 43 1. Click on [[Image(source:/trunk/images/new.png)]] in the Turn Restriction Toggle Dialog. Alternatively, select [[Image(source:/trunk/images/new.png)]]'''New''' from the popup menu. 40 44 … … 56 60 57 61 === Editing a turn restriction === #EditingATurnRestriction 58 There are several possible ways to launch a Turn Restriction Editor in order to edit a turn restriction. First ly, you can lauch the Turn Restriction Editor for an existing turn restriction from the Turn Restriction Toggle Dialog:62 There are several possible ways to launch a Turn Restriction Editor in order to edit a turn restriction. First, you can lauch the Turn Restriction Editor for an existing turn restriction from the Turn Restriction Toggle Dialog: 59 63 1. Select a turn restriction in the Turn Restriction Toggle Dialog 60 64 2. Click on [[Image(source:/trunk/images/dialogs/edit.png)]]. Alternatively, select [[Image(source:/trunk/images/dialogs/edit.png)]]'''Edit''' from the popup menu. 61 65 62 Alternatively, you can launch a new editor with a keyboard shortcut:66 Second, you can launch a new editor with a keyboard shortcut: 63 67 1. Press the shortcut for creating or editing a turn restriction. On most plattforms the shortcut is '''Ctrl-Shift-T'''. 64 68 2. If objects in the current JOSM selection already participate in a turn restriction, the following window pops up.[[BR]] … … 72 76 73 77 === Deleting a turn restriction === 74 There are several possible ways to delete a turn restriction. First ly, you can delete it in the Turn Restriction Toggle Dialog:78 There are several possible ways to delete a turn restriction. First, you can delete it in the Turn Restriction Toggle Dialog: 75 79 1. Select a turn restriction in the Turn Restriction Toggle Dialog 76 80 2. Press '''DEL''' or click on [[Image(source:/trunk/images/dialogs/delete.png)]]. Alternatively, select [[Image(source:/trunk/images/dialogs/delete.png)]]'''Delete''' from the popup menu. … … 91 95 If you tick the checkbox '''Only participating in selection''' the dialog displays only turn restrictions in which objects from the current selection are participating. If the checkbox isn't selected, then all turn restrictions in the current edit layer are displayed. 92 96 93 You can apply some actions to the turn restrictions displayed in this dialog.97 You can apply some commands to the turn restrictions displayed in this dialog. 94 98 ||'''Create''' a new turn restriction|| Click [[Image(source:/trunk/images/new.png)]] or select [[Image(source:/trunk/images/new.png)]]'''New''' from the popup menu|| 95 99 ||'''Edit''' a turn restriction||Select the turn restriction and click [[Image(source:/trunk/images/dialogs/edit.png)]] or select [[Image(source:/trunk/images/dialogs/edit.png)]]'''Edit''' from the popup menu|| … … 112 116 113 117 === Basic Editor === #BasicEditor 114 The Basic Editor allows you to set the ''from''-way, the ''to''-way, and a list of ''via''-objects.118 The Basic Editor allows you to set the ''from''-way, the ''to''-way, and exceptions to the turn restriction for a selection of vehicle types. 115 119 116 120 In order to set the ''from''-way … … 123 127 3. Click on the '''From:''' field and paste the copied way (using '''Ctrl-V''' or [[Image(source:/trunk/images/paste.png)]]''Paste'' from the popup menu) 124 128 125 You can also drag-and-drop and copy/paste objects from the list of selected objects in order to set the ''to''-way and the ''via''-objects.126 129 127 130 [[Image(sample-screen-shot-1.png)]][[br]]
