Function drawBackground

examples/commodetto/mini-drag/main.js:36–38

()

button.alpha = parseBMP(new Resource("button-alpha.bmp"));

function drawBackground() {
	render.fillPattern(background, 0, 0, render.width, render.height, 0, 0, background.width, background.height);
}

class Rectangle {
	constructor(x, y, w, h) {