55 lines
1.4 KiB
TypeScript
55 lines
1.4 KiB
TypeScript
import { getCart } from "./cart.ts";
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import { LinearGrid } from "./util.ts";
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// import { runCode, addToContext } from "./runcode.ts";
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// "code" | "spritesheet" | "map" | "sfx" | "patterns" | "fonts"
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export type Sheet = {
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sheet_type: "code",
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value: string,
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} | {
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sheet_type: "spritesheet",
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value: Array<Array<number>>,
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} | {
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sheet_type: "map",
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value: Array<[number, number]>,
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} | {
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sheet_type: "none",
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value: null,
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}
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export type SheetType = Sheet["sheet_type"];
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export const getSheet = (n: number) => {
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return getCart()[n];
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}
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// deno-lint-ignore no-explicit-any
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export const setSheet = (n: number, type: SheetType, value: any) => {
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return getCart()[n] = {sheet_type: type, value};
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}
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export const getCodeSheet = (sheet: number) => {
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const {sheet_type, value} = getSheet(sheet);
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if (sheet_type !== "code") {
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throw "Trying to use a non-code sheet as code."
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}
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return value;
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}
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export const getSpriteSheet = (sheet: number) => {
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const {sheet_type, value} = getSheet(sheet);
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if (sheet_type !== "spritesheet") {
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throw Error("Trying to use a non-sprite sheet as a spritesheet.");
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}
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while (value.length < 128) {
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value.push(Array(64).fill(0));
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}
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return value;
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}
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export const getMapSheet = (sheet: number) => {
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const {sheet_type, value} = getSheet(sheet);
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if (sheet_type !== "map") {
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throw "Trying to use a non-map sheet as a map."
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}
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return LinearGrid(value, 64);
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} |