Battler-Generator/utils.ts
DaInfLoop 25394c9b7c Add error handling
Also just known as not rendering if said item doesn't exist
2024-04-30 11:24:37 +00:00

159 lines
4.7 KiB
TypeScript

import { Canvas, createCanvas, loadImage, SKRSContext2D } from "@napi-rs/canvas";
import {
GenerateBattlerOptions,
Colour,
Opponents,
PlayerActions,
} from "./types";
export const validColours = Object.entries(Colour).map((x) => x[0]);
export const validOpponents = Object.entries(Opponents).map((x) => x[0]);
export const validPlayerActions = Object.entries(PlayerActions).map((x) => x[1]);
export async function generateBattler(
opts: GenerateBattlerOptions & { direction?: "right" | "left" },
): Promise<Canvas> {
// Image dimensions
const canvas = createCanvas(1280, 1280);
const context = canvas.getContext("2d");
if (!validColours.includes(opts.colour)) opts.colour = Colour.Black;
// Load + draw the necessary images
// [Glow]
try {
if (opts.glow && opts.glow !== "None") {
const glow = await loadImage(`./assets/glows/${opts.glow}.png`);
context.drawImage(glow, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Back]
try {
if (opts.back && opts.back !== "None") {
const back = await loadImage(`./assets/backs/${opts.back}.png`)
context.drawImage(back, 0, 0, canvas.width, canvas.height)
}
} catch (err) { }
// [Base]
const base = await loadImage(`./assets/bases/${opts.colour || "Black"}.png`);
context.drawImage(base, 0, 0, canvas.width, canvas.height);
// [Upper Bottom]
try {
if (opts.upperBottom && opts.upperBottom !== "None") {
const face = await loadImage(`./assets/upperBottom/${opts.face}.png`);
context.drawImage(face, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Bottom]
try {
if (opts.bottom && opts.bottom !== "None") {
const bottom = await loadImage(`./assets/bottoms/${opts.bottom}.png`);
context.drawImage(bottom, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Top]
try {
if (opts.top && opts.top !== "None") {
const top = await loadImage(`./assets/tops/${opts.top}.png`);
context.drawImage(top, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Face]
try {
if (opts.face && opts.face !== "None") {
const face = await loadImage(`./assets/faces/${opts.face}.png`);
context.drawImage(face, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Hair]
try {
if (opts.hair && opts.hair !== "None") {
const face = await loadImage(`./assets/hair/${opts.hair}.png`);
context.drawImage(face, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Hat]
try {
if (opts.hat && opts.hat !== "None") {
const hat = await loadImage(`./assets/hats/${opts.hat}.png`);
context.drawImage(hat, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Eyes]
try {
if (opts.eye && opts.eye !== "None") {
const eye = await loadImage(`./assets/eyes/${opts.eye}.png`);
context.drawImage(eye, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Upper Top]
try {
if (opts.upperTop && opts.upperTop !== "None") {
const eye = await loadImage(`./assets/upperTop/${opts.upperTop}.png`);
context.drawImage(eye, 0, 0, canvas.width, canvas.height);
}
} catch (err) { }
// [Neck]
try {
if (opts.neck && opts.neck !== "None") {
const neck = await loadImage(`./assets/necks/${opts.neck}.png`)
context.drawImage(neck, 0, 0, canvas.width, canvas.height)
}
} catch (err) { }
// [Buddy]
try {
if (opts.buddy && opts.buddy !== "None") {
const buddy = await loadImage(`./assets/buddies/${opts.buddy}.png`)
context.drawImage(buddy, 0, 0, canvas.width, canvas.height)
}
} catch (err) { }
if (opts.direction && opts.direction == "left") {
let flipped = createCanvas(1280, 1280);
let flippedCtx = flipped.getContext("2d");
flippedCtx.scale(-1, 1);
flippedCtx.drawImage(canvas, -canvas.width, 0, canvas.width, canvas.height);
return flipped;
}
return canvas;
}
export function drawText(pos: [number, number], text: string, colour: string, outline: { colour: string, width: number }, ctx: SKRSContext2D) {
ctx.strokeStyle = outline.colour;
ctx.lineWidth = outline.width;
ctx.fillStyle = colour;
ctx.strokeText(text, pos[0], pos[1])
ctx.fillText(text, pos[0], pos[1])
}
export const applyText = (canvas: Canvas, text: string, width: number) => {
const context = canvas.getContext('2d');
// Declare a base size of the font
let fontSize = 175;
do {
// Assign the font to the context and decrement it so it can be measured again
context.font = `${fontSize -= 10}px Lilita One`;
// Compare pixel width of the text to the canvas minus the approximate avatar size
} while (context.measureText(text).width > width);
// Return the result to use in the actual canvas
return context.font;
};