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36 lines
1.2 KiB
Haxe
36 lines
1.2 KiB
Haxe
package funkin.util.macro;
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#if macro
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class FlxMacro
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{
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/**
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* A macro to be called targeting the `FlxBasic` class.
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* @return An array of fields that the class contains.
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*/
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public static macro function buildFlxBasic():Array<haxe.macro.Expr.Field>
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{
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var pos:haxe.macro.Expr.Position = haxe.macro.Context.currentPos();
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// The FlxBasic class. We can add new properties to this class.
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var cls:haxe.macro.Type.ClassType = haxe.macro.Context.getLocalClass().get();
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// The fields of the FlxClass.
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var fields:Array<haxe.macro.Expr.Field> = haxe.macro.Context.getBuildFields();
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// haxe.macro.Context.info('[INFO] ${cls.name}: Adding zIndex attribute...', pos);
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// Here, we add the zIndex attribute to all FlxBasic objects.
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// This has no functional code tied to it, but it can be used as a target value
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// for the FlxTypedGroup.sort method, to rearrange the objects in the scene.
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fields = fields.concat([
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{
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name: "zIndex", // Field name.
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access: [haxe.macro.Expr.Access.APublic], // Access level
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kind: haxe.macro.Expr.FieldType.FVar(macro :Int, macro $v{0}), // Variable type and default value
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pos: pos, // The field's position in code.
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}
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]);
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return fields;
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}
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}
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#end
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