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39 lines
982 B
39 lines
982 B
function loadTexture(path) {
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return new Promise((resolve) => {
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const img = new Image();
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img.src = path;
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img.onload = () => {
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resolve(img);
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};
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});
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}
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function createEnemies(ctx, canvas, enemyImg) {
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const MONSTER_TOTAL = 5;
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const MONSTER_WIDTH = MONSTER_TOTAL * 98;
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const START_X = (canvas.width - MONSTER_WIDTH) / 2;
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const STOP_X = START_X + MONSTER_WIDTH;
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for (let x = START_X; x < STOP_X; x += 98) {
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for (let y = 0; y < 50 * 5; y += 50) {
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ctx.drawImage(enemyImg, x, y);
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}
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}
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}
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window.onload = async () => {
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canvas = document.getElementById("canvas");
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ctx = canvas.getContext("2d");
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const heroImg = await loadTexture("assets/player.png");
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const enemyImg = await loadTexture("assets/enemyShip.png");
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ctx.fillStyle = "black";
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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ctx.drawImage(
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heroImg,
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canvas.width / 2 - 45,
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canvas.height - canvas.height / 4
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);
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createEnemies(ctx, canvas, enemyImg);
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};
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