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reimplement components scaling with object completion

qteditor
Maikel de Vries 2016-05-01 13:07:20 +02:00
parent a81ccaab22
commit 62ad9eb53b
1 changed files with 24 additions and 3 deletions
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27
planet/System.ocg/Components.c
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@ -15,9 +15,9 @@
// Sets the component of an object or definition.
global func SetComponent(id component, int count)
{
// Safety: can only be called from object or definition context.
if (!this || (GetType(this) != C4V_C4Object && GetType(this) != C4V_Def))
return FatalError(Format("SetComponent must be called from object or definition context and not from %v", this));
// Safety: can only be called from object.
if (!this || GetType(this) != C4V_C4Object)
return FatalError(Format("SetComponent must be called from object context and not from %v", this));
// Safety: component must be specified.
if (!component || GetType(component) != C4V_Def)
@ -29,6 +29,9 @@ global func SetComponent(id component, int count)
// Initialize Components if it does not exist yet.
if (!this.Components || GetType(this.Components) != C4V_Array)
this.Components = [];
// Ensure object property is different from definition property.
if (this.Components == GetID().Components)
MakePropertyWritable("Components");
// Loop over all existing components and change count if the specified one has been found.
for (var entry in this.Components)
@ -87,6 +90,24 @@ global func GetComponent(id component, int index)
return;
}
// Callback by the engine when the completion of an object changes.
global func OnCompletionChange(int old_con, int new_con)
{
if (!this || GetType(this) != C4V_C4Object)
return _inherited(old_con, new_con, ...);
// Loop over all components and set their new count.
var index = 0, comp;
while (comp = GetID()->GetComponent(nil, index))
{
var def_cnt = GetID()->GetComponent(comp);
var new_cnt = BoundBy(def_cnt * new_con / 100000, 0, def_cnt);
SetComponent(comp, new_cnt);
index++;
}
return _inherited(old_con, new_con, ...);
}
// Splits the calling object into its components.
global func Split2Components()
{