Class Prism

prism/src/main/java/com/stylingandroid/prism/Prism.java:16–151

import java.util.List;

public class Prism implements Setter, ColorSetter {
    private final List<Setter> setters;
    private final List<Trigger> triggers;

    Prism(List<Trigger> triggers, List<Setter> setters) {
        this.triggers = triggers;
        this.setters = setters;
    }

    @Override
    public void setColour(@ColorInt int colour) {
        for (Setter setter : setters) {
            setter.setColour(colour);
        }
    }

    @Override
    public void setTransientColour(@ColorInt int colour) {
        for (Setter setter : setters) {
            setter.setTransientColour(colour);
        }
    }

    @Override
    public void setColor(@ColorInt int color) {
        setColour(color);
    }

    @Override
    public void setTransientColor(@ColorInt int color) {
        setTransientColour(color);
    }

    public void add(Trigger trigger) {
        triggers.add(trigger);
        trigger.addSetter(this);
    }

    public void remove(Trigger trigger) {
        trigger.removeSetter(this);
        triggers.remove(trigger);
    }

    public void destroy() {
        for (Trigger trigger : triggers) {
            remove(trigger);
        }
        setters.clear();
    }

    public static final class Builder {
        private static final Filter STATUS_BAR_COLOUR_FILTER = new SystemChromeFilter();
        private final List<Setter> setters;
        private final List<Trigger> triggers;

        public static Builder newInstance() {
            List<Setter> setters = new ArrayList<>();
            List<Trigger> triggers = new ArrayList<>();