MapComplete/Docs/Themes/ghostsigns.md

Ghost Signs ( ghostsigns )

This document details some technical information about this MapComplete theme, mostly about the attributes used in the theme. Various links point toward more information about the attributes, e.g. to the OpenStreetMap-wiki, to TagInfo or tools creating statistics The theme introduction reads:

A map showing disused signs on buildings

This theme contains the following layers:

• ghostsigns (defined in this theme)
• advertising_wall_paintings (defined in this theme)
• artwork_on_wall (defined in this theme)
• walls_and_buildings

Available languages:

• en
• de

Table of contents

• Ghost Signs ( ghostsigns )

1. Layers defined in this theme configuration file
2. ghostsigns

• Basic tags for this layer
• Supported attributes
  • historic
  • images
  • name
  • inscription
  • brand
  • leftover-questions
  • lod

3. advertising_wall_paintings

• Basic tags for this layer
• Supported attributes
  • historic
  • images
  • type
  • animated
  • luminous_or_lit_advertising
  • operator
  • message_type
  • Sides
  • ref
  • leftover-questions
  • move-button
  • delete-button
  • lod

4. artwork_on_wall

• Basic tags for this layer
• Supported attributes
  • historic_or_not
  • images
  • artwork-artwork_type
  • artwork-artist-wikidata
  • artwork-artist_name
  • artwork-website
  • wikipedia
  • artwork_subject
  • doubles_as_memorial
  • doubles_as_bench
  • leftover-questions
  • move-button
  • delete-button
  • lod
• Filters

Layers defined in this theme configuration file

These layers can not be reused in different themes.

ghostsigns

Layer showing disused signs on buildings

• This layer is shown at zoomlevel 10 and higher

No themes use this layer

Basic tags for this layer

Elements must match all of the following expressions:

0. advertising=wall_painting
1. historic~.+

Execute on overpass

Supported attributes

Warning:,this quick overview is incomplete,

attribute	type	values which are supported by this layer
historic	Multiple choice	advertising
inscription	string
brand	string

historic

The question is Is this a ghost sign?

• This is a ghost sign is shown if with historic=advertising
• 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

advertising_wall_paintings

This layer is based on advertising

We will complete data from advertising features with reference, operator and lit

• This layer is shown at zoomlevel 18 and higher

No themes use this layer

Basic tags for this layer

Elements must match the expression advertising=wall_painting

Execute on overpass

Supported attributes

Warning:,this quick overview is incomplete,

attribute	type	values which are supported by this layer
historic	Multiple choice	advertising
advertising	string	billboard board column flag poster_box screen sculpture sign tarp totem wall_painting
animated	Multiple choice	no digital_display trivision_blades winding_posters revolving
operator	string
sides	Multiple choice	1 2
ref	string

historic

The question is Is this a ghost sign?

• This is a ghost sign is shown if with historic=advertising
• This is not a ghost sign 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()}

type

The question is Which type of advertising feature is this? This is a {advertising} is shown if advertising is set

• This is a billboard is shown if with advertising=billboard
• This is a board is shown if with advertising=board
• This is a column is shown if with advertising=column
• This is a flag is shown if with advertising=flag
• This is a poster Box is shown if with advertising=poster_box
• This is a screen is shown if with advertising=screen
• This is a sculpture is shown if with advertising=sculpture
• This is a sign is shown if with advertising=sign
• This is a tarp (a weatherproof piece of textile with an advertising message) is shown if with advertising=tarp
• This is a totem is shown if with advertising=totem
• This is a wall painting is shown if with advertising=wall_painting

animated

The question is Does this advertisement cycle through multiple messages?

• Static, always shows the same message is shown if with animated=no
• This object has a built-in digital display to show prices or some other message is shown if with animated=digital_display
• Trivision - the billboard consists of many triangular prisms which regularly rotate is shown if with animated=trivision_blades
• Scrolling posters is shown if with animated=winding_posters
• Rotates on itself is shown if with animated=revolving

luminous_or_lit_advertising

The question is Is this object lit or does it emit light?

• This is a neon-tube light is shown if with luminous=neon
• This object both emits light and is lighted by an external light source is shown if with lit=yes & luminous=yes
• This object emits light is shown if with luminous=yes
• This object is lit externally, e.g. by a spotlight or other lights is shown if with lit=yes
• This object does not emit light and is not lighted by externally is shown if with lit=no & luminous=no

operator

The question is Who operates this feature? Operated by {operator} is shown if operator is set

message_type

The question is What kind of message is shown?

• Commercial message is shown if with message=commercial. Unselecting this answer will add message=
• Local information is shown if with message=local. Unselecting this answer will add message=
• Security information is shown if with message=safety. Unselecting this answer will add message=
• Electoral advertising is shown if with message=political. Unselecting this answer will add message=
• Information related to theatre, concerts, … is shown if with message=showbiz. Unselecting this answer will add message=
• Message from non-profit organizations is shown if with message=non_profit. Unselecting this answer will add message=
• To express your opinion is shown if with message=opinion. Unselecting this answer will add message=
• Religious message is shown if with message=religion. Unselecting this answer will add message=
• Funding sign is shown if with message=funding. Unselecting this answer will add message=
• A map is shown if with information=map. Unselecting this answer will add information=

Sides

The question is From how many sides you can watch advertisments?

• This object has advertisements on a single side is shown if with sides=1
• This object has advertisements on both sides is shown if with sides=2

This tagrendering is only visible in the popup if the following condition is met: _referencing_ways= & (advertising=poster_box | advertising=screen | advertising=billboard)

ref

The question is Wich is the reference number? Reference number is {ref} is shown if ref is set

leftover-questions

This tagrendering has no question and is thus read-only {questions( ,)}

move-button

This tagrendering has no question and is thus read-only {move_button()}

delete-button

This tagrendering has no question and is thus read-only {delete_button()}

lod

This tagrendering has no question and is thus read-only {linked_data_from_website()}

This tagrendering has labels added_by_default

artwork_on_wall

This layer is based on artwork

An open map of statues, busts, graffitis and other artwork all over the world

• This layer is shown at zoomlevel 16 and higher

No themes use this layer

Basic tags for this layer

Elements must match all of the following expressions:

0. tourism=artwork
1. artwork_type=mural | artwork_type=graffiti | artwork_type=mosaic | artwork_type=relief | artwork_type=painting | artwork_type=mural_painting

Execute on overpass

Supported attributes

Warning:,this quick overview is incomplete,

attribute	type	values which are supported by this layer
historic	Multiple choice	advertising
artwork_type	string	architecture mural painting sculpture statue bust stone installation graffiti relief azulejo tilework woodcarving
artist:wikidata	wikidata
artist_name	string
website	url
wikidata	wikidata
subject:wikidata	wikidata
historic	Multiple choice	memorial
amenity	Multiple choice	bench

historic_or_not

The question is Is this artwork a historic advertisement?

• This artwork is a historic advertisement is shown if with historic=advertising
• This artwork is not a historic advertisement 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()}

artwork-artwork_type

The question is What is the type of this artwork? This is a {artwork_type} is shown if artwork_type is set

• Architecture is shown if with artwork_type=architecture
• Mural is shown if with artwork_type=mural
• Painting is shown if with artwork_type=painting
• Sculpture is shown if with artwork_type=sculpture
• Statue is shown if with artwork_type=statue
• Bust is shown if with artwork_type=bust
• Stone is shown if with artwork_type=stone
• Installation is shown if with artwork_type=installation
• Graffiti is shown if with artwork_type=graffiti
• Relief is shown if with artwork_type=relief
• Azulejo (Spanish decorative tilework) is shown if with artwork_type=azulejo
• Tilework is shown if with artwork_type=tilework
• Woodcarving is shown if with artwork_type=woodcarving

This tagrendering has labels artwork-question

artwork-artist-wikidata

The question is Who made this artwork? This artwork was made by {wikidata_label(artist:wikidata):font-weight:bold}
{wikipedia(artist:wikidata)} is shown if artist:wikidata is set

This tagrendering has labels artwork-question

artwork-artist_name

The question is Which artist created this? Created by {artist_name} is shown if artist_name is set

This tagrendering has labels artwork-question

artwork-website

The question is Is there a website with more information about this artwork? {link(More information on this website,&LBRACEwebsite&RBRACE,,,,)} is shown if website is set

This tagrendering has labels artwork-question

wikipedia

Shows a wikipedia box with the corresponding wikipedia article; the wikidata-item link can be changed by a contributor The question is What is the corresponding Wikidata entity? {wikipedia():max-height:25rem} is shown if wikidata is set

• {wikipedia():max-height:25rem} is shown if with wikipedia~.+. This option cannot be chosen as answer
• No Wikipedia page has been linked yet is shown if with wikidata=. This option cannot be chosen as answer

artwork_subject

The question is What does this artwork depict? This artwork depicts {wikidata_label(subject:wikidata)}{wikipedia(subject:wikidata)} is shown if subject:wikidata is set

This tagrendering is only visible in the popup if the following condition is met: subject:wikidata~.+ This tagrendering has labels artwork-question

doubles_as_memorial

The question is Does this artwork serve as a memorial?

• This artwork also serves as a memorial is shown if with historic=memorial
• This artwork does not serve as a bench is shown if with historic=

doubles_as_bench

The question is Does this artwork serve as a bench?

• This artwork also serves as a bench is shown if with amenity=bench
• This artwork does not serve as a bench is shown if with amenity=
• This artwork does not serve as a bench is shown if with amenity!=bench. This option cannot be chosen as answer

leftover-questions

This tagrendering has no question and is thus read-only {questions( ,)}

move-button

This tagrendering has no question and is thus read-only {move_button()}

delete-button

This tagrendering has no question and is thus read-only {delete_button()}

lod

This tagrendering has no question and is thus read-only {linked_data_from_website()}

This tagrendering has labels added_by_default

Filters

id	question	osmTags
has_image.0	With and without images (default)
has_image.1	Has at least one image	image~.+
has_image.2	Probably does not have an image	image= & image:0= & image:1= & image:2= & image:3= & mapillary=

id	question	osmTags
artwork-artwork_type.0	What is the type of this artwork? (default)
artwork-artwork_type.1	Architecture	artwork_type=architecture
artwork-artwork_type.2	Mural	artwork_type=mural
artwork-artwork_type.3	Painting	artwork_type=painting
artwork-artwork_type.4	Sculpture	artwork_type=sculpture
artwork-artwork_type.5	Statue	artwork_type=statue
artwork-artwork_type.6	Bust	artwork_type=bust
artwork-artwork_type.7	Stone	artwork_type=stone
artwork-artwork_type.8	Installation	artwork_type=installation
artwork-artwork_type.9	Graffiti	artwork_type=graffiti
artwork-artwork_type.10	Relief	artwork_type=relief
artwork-artwork_type.11	Azulejo (Spanish decorative tilework)	artwork_type=azulejo
artwork-artwork_type.12	Tilework	artwork_type=tilework
artwork-artwork_type.13	Woodcarving	artwork_type=woodcarving

This document is autogenerated from assets/themes/ghostsigns/ghostsigns.json