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package dev.isxander.yacl.api;
import dev.isxander.yacl.impl.GenericBindingImpl;
import dev.isxander.yacl.mixin.OptionInstanceAccessor;
import net.minecraft.client.OptionInstance;
import org.apache.commons.lang3.Validate;
import java.util.function.Consumer;
import java.util.function.Supplier;
/**
* Controls modifying the bound option.
* Provides the default value, a setter and a getter.
*/
public interface Binding<T> {
void setValue(T value);
T getValue();
T defaultValue();
/**
* Creates a generic binding.
*
* @param def default value of the option, used to reset
* @param getter should return the current value of the option
* @param setter should set the option to the supplied value
*/
static <T> Binding<T> generic(T def, Supplier<T> getter, Consumer<T> setter) {
Validate.notNull(def, "`def` must not be null");
Validate.notNull(getter, "`getter` must not be null");
Validate.notNull(setter, "`setter` must not be null");
return new GenericBindingImpl<>(def, getter, setter);
}
/**
* Creates a {@link Binding} for Minecraft's {@link OptionInstance}
*/
static <T> Binding<T> minecraft(OptionInstance<T> minecraftOption) {
Validate.notNull(minecraftOption, "`minecraftOption` must not be null");
return new GenericBindingImpl<>(
((OptionInstanceAccessor<T>) (Object) minecraftOption).getInitialValue(),
minecraftOption::get,
minecraftOption::set
);
}
/**
* Creates an immutable binding that has no default and cannot be modified.
*
* @param value the value for the binding
*/
static <T> Binding<T> immutable(T value) {
Validate.notNull(value, "`value` must not be null");
return new GenericBindingImpl<>(
value,
() -> value,
changed -> {}
);
}
}
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