import * as scrawl from '../source/scrawl.js';
import { reportSpeed, addImageDragAndDrop } from './utilities.js';import * as scrawl from '../source/scrawl.js';
import { reportSpeed, addImageDragAndDrop } from './utilities.js';const canvas = scrawl.library.canvas.mycanvas;
scrawl.importDomImage('.flowers');
const colorFactory = scrawl.makeColor({
name: 'my-color-factory',
});Create the filter
const myFilter = scrawl.makeFilter({
name: 'flood',
method: 'flood',
red: 0,
green: 0,
blue: 0,
alpha: 255
});Create the target entity
const piccy = scrawl.makePicture({
name: 'base-piccy',
asset: 'iris',
width: '100%',
height: '100%',
copyWidth: '100%',
copyHeight: '100%',
method: 'fill',
filters: ['flood'],
});Function to display frames-per-second data, and other information relevant to the demo
const report = reportSpeed('#reportmessage', function () {@ts-expect-error
return ` Red: ${red.value}, Green: ${green.value}, Blue: ${blue.value}, Alpha: ${alpha.value}\n Opacity: ${opacity.value}`;
});Create the Display cycle animation
const demoAnimation = scrawl.makeRender({
name: "demo-animation",
target: canvas,
afterShow: report,
});const converter = scrawl.makeColor({
name: 'converter',
});
scrawl.observeAndUpdate({
event: ['input', 'change'],
origin: '.controlItem',
target: myFilter,
useNativeListener: true,
preventDefault: true,
updates: {
red: ['red', 'int'],
green: ['green', 'int'],
blue: ['blue', 'int'],
alpha: ['alpha', 'int'],
opacity: ['opacity', 'float'],
},
callback: () => {@ts-expect-error
reference.value = colorFactory.convertRGBtoHex(red.value, green.value, blue.value);
},
});
scrawl.addNativeListener(['input', 'change'], (e) => {
if (e && e.target) {
const target = e.target.id,
val = e.target.value;
myFilter.set({
reference: val,
});
let [r, g, b, a] = colorFactory.extractRGBfromColor(val)@ts-expect-error
red.value = r;@ts-expect-error
green.value = g;@ts-expect-error
blue.value = b;@ts-expect-error
alpha.value = Math.round(a * 255);
}
}, '.colorSelector');Setup form
const opacity = document.querySelector('#opacity'),
reference = document.querySelector('#reference'),
red = document.querySelector('#red'),
green = document.querySelector('#green'),
blue = document.querySelector('#blue'),
alpha = document.querySelector('#alpha');@ts-expect-error
opacity.value = 1;@ts-expect-error
reference.value = '#000000';@ts-expect-error
red.value = 0;@ts-expect-error
green.value = 0;@ts-expect-error
blue.value = 0;@ts-expect-error
alpha.value = 255;addImageDragAndDrop(canvas, '#my-image-store', piccy);console.log(scrawl.library);