36 lines
913 B
TypeScript
36 lines
913 B
TypeScript
import { CPU6502 } from '@whscullin/cpu6502';
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import { Memory } from 'js/types';
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import { useEffect } from 'preact/hooks';
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import Apple2IO, { slot } from '../apple2io';
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import LanguageCardImpl from '../cards/langcard';
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/**
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* Language Card component properties
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*/
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export interface LanguageCardProps {
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io: Apple2IO | undefined;
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cpu: CPU6502 | undefined;
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rom: Memory | undefined;
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slot: slot;
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}
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/**
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* Language card component. Adds 16KB of memory.
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*
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* @param cpu 6502 object
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* @param io Apple2IO object
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* @param slot Slot to register card in
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* @returns LanguageCard component
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*/
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export const LanguageCard = ({ cpu, io, rom, slot }: LanguageCardProps) => {
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useEffect(() => {
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if (io && cpu && rom) {
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const lc = new LanguageCardImpl(rom);
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io.setSlot(slot, lc);
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cpu.addPageHandler(lc);
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}
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}, [io, cpu, rom, slot]);
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return null;
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};
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