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Add compass HUD element (#9312)

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Co-authored-by: Jean-Patrick Guerrero <jeanpatrick.guerrero@gmail.com>
Co-authored-by: Pierre-Yves Rollo <dev@pyrollo.com>
Co-authored-by: SmallJoker <SmallJoker@users.noreply.github.com>
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EvidenceB 2020-08-29 20:13:30 +02:00 • committed by GitHub
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5 changed files with 175 additions and 2 deletions
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18
doc/lua_api.txt
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@ -1451,7 +1451,23 @@ Same as `image`, but does not accept a `position`; the position is instead deter
* `world_pos`: World position of the waypoint.
* `offset`: offset in pixels from position.
### `compass`
Displays an image oriented or translated according to current heading direction.
* `size`: The size of this element. Negative values represent percentage
of the screen; e.g. `x=-100` means 100% (width).
* `scale`: Scale of the translated image (used only for dir = 2 or dir = 3).
* `text`: The name of the texture to use.
* `alignment`: The alignment of the image.
* `offset`: Offset in pixels from position.
* `dir`: How the image is rotated/translated:
* 0 - Rotate as heading direction
* 1 - Rotate in reverse direction
* 2 - Translate as landscape direction
* 3 - Translate in reverse direction
If translation is chosen, texture is repeated horizontally to fill the whole element.
Representations of simple things
================================
@ -7968,7 +7984,7 @@ Used by `Player:hud_add`. Returned by `Player:hud_get`.
{
hud_elem_type = "image", -- See HUD element types
-- Type of element, can be "image", "text", "statbar", or "inventory"
-- Type of element, can be "image", "text", "statbar", "inventory" or "compass"
position = {x=0.5, y=0.5},
-- Left corner position of element