mapcomplete/Docs/Layers/ghostsigns.md

[//]: # (WARNING: this file is automatically generated. Please find the sources at the bottom and edit those sources)

# ghostsigns

Layer showing disused signs on buildings

 - This layer is shown at zoomlevel **10** and higher
 - This layer will automatically load  [walls_and_buildings](./walls_and_buildings.md)  into the layout as it depends on it:  preset `a ghost sign` snaps to this layer (ghostsigns.presets[0])

## Table of contents

1. [Themes using this layer](#themes-using-this-layer)
2. [Basic tags for this layer](#basic-tags-for-this-layer)
3. [Supported attributes](#supported-attributes)
  - [historic](#historic)
  - [images](#images)
  - [name](#name)
  - [inscription](#inscription)
  - [brand](#brand)
  - [leftover-questions](#leftover-questions)
  - [lod](#lod)

## Themes using this layer

 - [ghostsigns](https://mapcomplete.org/ghostsigns)

## Basic tags for this layer

Elements must match **all** of the following expressions:

0. <a href='https://wiki.openstreetmap.org/wiki/Key:advertising' target='_blank'>advertising</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:advertising%3Dwall_painting' target='_blank'>wall_painting</a>
1. historic~.+

[Execute on overpass](http://overpass-turbo.eu/?Q=%5Bout%3Ajson%5D%5Btimeout%3A90%5D%3B%28%20%20%20%20nwr%5B%22advertising%22%3D%22wall_painting%22%5D%5B%22historic%22%5D%28%7B%7Bbbox%7D%7D%29%3B%0A%29%3Bout%20body%3B%3E%3Bout%20skel%20qt%3B)

## Supported attributes

**Warning:**,this quick overview is incomplete,

| attribute | type | values which are supported by this layer |
-----|-----|----- |
| <a target="_blank" href='https://taginfo.openstreetmap.org/keys/historic#values'><img src='https://mapcomplete.org/assets/svg/search.svg' height='18px'></a> <a target="_blank" href='https://taghistory.raifer.tech/?#***/historic/'><img src='https://mapcomplete.org/assets/svg/statistics.svg' height='18px'></a> [historic](https://wiki.openstreetmap.org/wiki/Key:historic) | Multiple choice | [advertising](https://wiki.openstreetmap.org/wiki/Tag:historic%3Dadvertising) [](https://wiki.openstreetmap.org/wiki/Tag:historic%3D) |
| <a target="_blank" href='https://taginfo.openstreetmap.org/keys/inscription#values'><img src='https://mapcomplete.org/assets/svg/search.svg' height='18px'></a> <a target="_blank" href='https://taghistory.raifer.tech/?#***/inscription/'><img src='https://mapcomplete.org/assets/svg/statistics.svg' height='18px'></a> [inscription](https://wiki.openstreetmap.org/wiki/Key:inscription) | [string](../SpecialInputElements.md#string) |  |
| <a target="_blank" href='https://taginfo.openstreetmap.org/keys/brand#values'><img src='https://mapcomplete.org/assets/svg/search.svg' height='18px'></a> <a target="_blank" href='https://taghistory.raifer.tech/?#***/brand/'><img src='https://mapcomplete.org/assets/svg/statistics.svg' height='18px'></a> [brand](https://wiki.openstreetmap.org/wiki/Key:brand) | [string](../SpecialInputElements.md#string) |  |

### historic

The question is `Is this a ghost sign?`

 -  *This is a ghost sign* is shown if with <a href='https://wiki.openstreetmap.org/wiki/Key:historic' target='_blank'>historic</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:historic%3Dadvertising' target='_blank'>advertising</a>
 -  *This is not a ghost sign, answering this will hide the sign from the map* is shown if with historic=

### images
This block shows the known images which are linked with the `image`-keys, but also via `mapillary` and `wikidata` and shows the button to upload new images
_This tagrendering has no question and is thus read-only_
*{image_carousel()}{image_upload()}*

### name

_This tagrendering has no question and is thus read-only_
*{name}*

This tagrendering is only visible in the popup if the following condition is met: name~.+

### inscription

The question is `What is the text on the sign?`
*The text on the sign is: {inscription}* is shown if `inscription` is set

### brand

The question is `For what business was this sign made?`
*This sign was made for: {brand}* is shown if `brand` is set

### leftover-questions

_This tagrendering has no question and is thus read-only_
*{questions( ,)}*

### lod

_This tagrendering has no question and is thus read-only_
*{linked_data_from_website()}*

This tagrendering has labels 
`added_by_default`


This document is autogenerated from [assets/themes/ghostsigns/ghostsigns.json](https://github.com/pietervdvn/MapComplete/blob/develop/assets/themes/ghostsigns/ghostsigns.json)