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Allow hud.change_hudbar to change only one or no value of both

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Wuzzy 2015-02-09 23:13:33 +01:00
parent 28551721f4
commit 79997659d9
2 changed files with 19 additions and 3 deletions
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4
API.md
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@ -104,7 +104,9 @@ After a HUD bar has been added, you can change the current and maximum value on
You use the function `hud.change_hudbar` for this. You use the function `hud.change_hudbar` for this.
### `hud.change_hudbar(player, identifier, new_value, new_max_value)` ### `hud.change_hudbar(player, identifier, new_value, new_max_value)`
Changes the values of. If Changes the values of an initialized HUD bar for a certain player. `new_value` and `new_max_value`
can be `nil`; if one of them is `nil`, that means the value is unchanged. If both values
are `nil`, this function is a no-op.
#### Parameters #### Parameters
* `player`: `ObjectRef` of the player to which the HUD bar belongs to * `player`: `ObjectRef` of the player to which the HUD bar belongs to

14
init.lua
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@ -156,10 +156,24 @@ function hud.init_hudbar(player, identifier, start_value, start_max)
end end
function hud.change_hudbar(player, identifier, new_value, new_max_value) function hud.change_hudbar(player, identifier, new_value, new_max_value)
if new_value == nil and new_max_value == nil then
return
end
local name = player:get_player_name() local name = player:get_player_name()
local hudtable = hud.get_hudtable(identifier) local hudtable = hud.get_hudtable(identifier)
if new_value ~= nil then
hudtable.hudstate[name].value = new_value hudtable.hudstate[name].value = new_value
else
new_value = hudtable.hudstate[name].value
end
if new_max_value ~= nil then
hudtable.hudstate[name].max = new_max_value hudtable.hudstate[name].max = new_max_value
else
new_max_value = hudtable.hudstate[name].max
end
if hudtable.hudstate[name].hidden == false then if hudtable.hudstate[name].hidden == false then
if hudtable.hudstate[name].max == 0 then if hudtable.hudstate[name].max == 0 then
player:hud_change(hudtable.hudids[name].bg, "scale", {x=0,y=0}) player:hud_change(hudtable.hudids[name].bg, "scale", {x=0,y=0})