StendhalScripting/LuaAPI: Difference between revisions
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Defines functions for accessing Java system properties.
Methods:
; ''<span style="color:green;">properties:getValue</span>(p)''
: Retrieves the value of a property.
: '''''p:''''' (string) Property name.
: '''''returns:''''' (string) Property value or `nil`.
; ''<span style="color:green;">properties:enabled</span>(p)''
: Checks if a property is enabed.
: '''''p:''''' (string) Property name.
: '''''returns:''''' (boolean) `true` if enabled.
; ''<span style="color:green;">properties:equals</span>(p, v)''
: Checks if a property is set to a specified value.
: '''''p:''''' (string) Property name.
: '''''v:''''' (string) Value to compare with.
: '''''returns:''''' (boolean) `true` if the value of the property is the same as `v`.
Examples usage:
<pre>
-- example of only executing script contents on test server
if not properties:enabed("stendhal.testserver") then
do return end
end
</pre>
== game ==
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: Retrieves an existing SpeakerNPC.
: '''''name:''''' (<code>String</code>) Name of NPC.
: ''returns:''
; ''<span style="color:green">entities:getItem</span>(name)''
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: Creates an interactive NPC.
: '''''name:''''' (<code>String</code>) Name of new NPC.
: ''returns:'' New
; ''<span style="color:green">entities:createSilentNPC</span>()''
: Creates a non-interactive NPC.
: ''returns:'' New
; ''<span style="color:green">entities:setPath</span>(entity, table, loop)''
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:: ''<span style="color:blue;">summoner:</span>'' (<code>string</code>) (optional) Name of entity doing the summoning (used for logging game events).
:: ''<span style="color:blue;">raid:</span>'' (<code>bool</code>) (optional) Whether or not the creature should be a <code>RaidCreature</code> instance (default: true).
=== Lua Entity Classes ===
==== LuaSpeakerNPC ====
* Inherits: [[StendhalAPI#SpeakerNPC|SpeakerNPC]]
Public methods:
{{PublicMethod | add | params=states, triggers, conditions, nextState, reply, actions | desc=Additional method to support passing Lua data types as parameters. | paramlist=
{{MethodParam | states | desc=The conversation state(s) the entity should be in to trigger response. Can be [[StendhalAPI#ConversationStates|ConversationStates enum]] value or <code>LuaTable</code> of ConversationStates. }}
{{MethodParam | triggers | desc=<code>String</code> or <code>LuaTable</code> of strings to trigger response. }}
{{MethodParam | conditions | desc=Conditions to check for this response. Can be [[StendhalAPI#ChatCondition|ChatCondition instance]], a <code>LuaTable</code> of ChatCondition instances, or a function. }}
{{MethodParam | nextState | type=ConversationState | desc=Conversation state to set entity to after response. }}
{{MethodParam | reply | type=String | desc=The NPC's response or <code>null</code>. }}
{{MethodParam | actions | desc=Actions to execute. Can be [[StendhalAPI#ChatAction|ChatAction instance]], a <code>LuaTable</code> of ChatAction instances, or a function. }} }}
{{PublicMethod | setPath | params=table, loop | desc=Set a path for this entity to follow. | paramlist=
{{MethodParam | table | type=table | desc=Table of coordinates to set as path. Example: <code>{{35, 79}, {35, 89}, {40, 89}}</code> }}
{{MethodParam | loop | type=boolean | desc=(optional) If <code>true</code>, entity should loop around to restart path when reaching the end. }} }}
{{PublicMethod | setPathAndPosition | params=table, loop | desc=Set path & starting position for entity. The starting position is the first node in the path. | paramlist=
{{MethodParam | table | type=table | desc=Table of coordinates to set as path. Example: <code>{{35, 79}, {35, 89}, {40, 89}}</code> }}
{{MethodParam | loop | type=boolean | desc=(optional) If <code>true</code>, entity should loop around to restart path when reaching the end. }} }}
==== LuaSilentNPC ====
* Inherits: [[StendhalAPI#SilentNPC|SilentNPC]]
Public methods:
{{PublicMethod | setPath | params=table, loop | desc=Set a path for this entity to follow. | paramlist=
{{MethodParam | table | type=table | desc=Table of coordinates to set as path. Example: <code>{{35, 79}, {35, 89}, {40, 89}}</code> }}
{{MethodParam | loop | type=boolean | desc=(optional) If <code>true</code>, entity should loop around to restart path when reaching the end. }} }}
{{PublicMethod | setPathAndPosition | params=table, loop | desc=Set path & starting position for entity. The starting position is the first node in the path. | paramlist=
{{MethodParam | table | type=table | desc=Table of coordinates to set as path. Example: <code>{{35, 79}, {35, 89}, {40, 89}}</code> }}
{{MethodParam | loop | type=boolean | desc=(optional) If <code>true</code>, entity should loop around to restart path when reaching the end. }} }}
=== entities.manager ===
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The {{StendhalFile|master|src/games/stendhal/server/entity/npc/ConversationStates.java|games.stendhal.server.entity.npc.ConversationStates}} enum.
Example usage:
<pre>
local npc = entities:createSpeakerNPC("foo")
npc:setCurrentState(ConversationStates.IDLE)
</pre>
== ConversationPhrases ==
The {{StendhalFile|master|src/games/stendhal/server/entity/npc/ConversationPhrases.java|games.stendhal.server.entity.npc.ConversationPhrases}} class.
Example usage:
<pre>
local npc = entities:createSpeakerNPC("foo")
npc:add(ConversationStates.IDLE,
ConversationPhrases.GREETING_MESSAGES,
nil,
ConversationStates.ATTENDING,
"Hello! How can I help you.",
nil)
</pre>
== CollisionAction ==
The {{StendhalFile|master|src/games/stendhal/server/entity/CollisionAction.java|games.stendhal.server.entity.CollisionAction}} enum.
Example usage:
<pre>
local npc = entities:createSilentNPC()
npc:setCollisionAction(CollisionAction.STOP)
</pre>
== SkinColor ==
The {{StendhalFile|master|src/games/stendhal/common/constants/SkinColor.java|games.stendhal.common.constants.SkinColor}} enum.
Example usage:
<pre>
local npc = entities:createSpeakerNPC("foo")
npc:setOutfit("body=0,head=0,hair=3,dress=5")
npc:setOutfitColor("skin", SkinColor.DARK)
</pre>
== Direction ==
The {{StendhalFile|master|src/games/stendhal/common/Direction.java|games.stendhal.common.Direction}} enum.
Example usage:
<pre>
local npc = entities:createSpeakerNPC("foo")
npc:setDirection(Direction.DOWN)
</pre>
== DaylightPhase ==
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The [https://docs.oracle.com/javase/8/docs/api/java/awt/Color.html java.awt.Color] class.
Example usage:
<pre>
local npc = entities:createSpeakerNPC("foo")
npc:setOutfit("body=0,head=0,hair=3,dress=5")
npc:setOutfitColor("dress", Color.BLUE)
</pre>
= Supplemental Methods =
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* [[StendhalScripting/Lua#Lua_Basics|Lua: Basics]]
* [[StendhalScripting/Lua#Stendhal_Application|Lua: Stendhal Application]]
[[Category:Stendhal]]
[[Category:Documentation]]
[[Category:API]]
[[Category:Scripting]]
[[Category:Lua]]
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