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');
canvas.setBase({
backgroundColor: 'red',
});Create the filter
const myFilter = scrawl.makeFilter({
name: 'emboss',
method: 'emboss',
angle: 225,
strength: 3,
smoothing: 0,
tolerance: 0,
clamp: 0,
postProcessResults: true,
useNaturalGrayscale: false,
keepOnlyChangedAreas: false,
});Create the target entity
const piccy = scrawl.makePicture({
name: 'base-piccy',
asset: 'iris',
width: '100%',
height: '100%',
copyWidth: '100%',
copyHeight: '100%',
method: 'fill',
filters: ['emboss'],
});Function to display frames-per-second data, and other information relevant to the demo
const report = reportSpeed('#reportmessage', function () {@ts-expect-error
return ` Angle - ${angle.value}°, Strength - ${strength.value}, Smoothing - ${smoothing.value}, Clamp - ${clamp.value}\n Tolerance - ${tolerance.value}\n Opacity: ${opacity.value}`;
});Create the Display cycle animation
const demoAnimation = scrawl.makeRender({
name: "demo-animation",
target: canvas,
afterShow: report,
});scrawl.observeAndUpdate({
event: ['input', 'change'],
origin: '.controlItem',
target: myFilter,
useNativeListener: true,
preventDefault: true,
updates: {
strength: ['strength', 'float'],
angle: ['angle', 'float'],
smoothing: ['smoothing', 'round'],
tolerance: ['tolerance', 'round'],
clamp: ['clamp', 'round'],
postProcessResults: ['postProcessResults', 'boolean'],
useNaturalGrayscale: ['useNaturalGrayscale', 'boolean'],
keepOnlyChangedAreas: ['keepOnlyChangedAreas', 'boolean'],
opacity: ['opacity', 'float'],
},
});
scrawl.addNativeListener(['input', 'change'], (e) => {
const val = (e.target.value === '0') ? false : true;
piccy.set({ memoizeFilterOutput: val });
}, '#memoizeFilterOutput');Setup form
let strength = document.querySelector('#strength'),
angle = document.querySelector('#angle'),
smoothing = document.querySelector('#smoothing'),
clamp = document.querySelector('#clamp'),
tolerance = document.querySelector('#tolerance'),
opacity = document.querySelector('#opacity');@ts-expect-error
strength.value = 3;@ts-expect-error
angle.value = 225;@ts-expect-error
smoothing.value = 0;@ts-expect-error
tolerance.value = 0;@ts-expect-error
clamp.value = 0;@ts-expect-error
opacity.value = 1;@ts-expect-error
document.querySelector('#postProcessResults').options.selectedIndex = 1;@ts-expect-error
document.querySelector('#useNaturalGrayscale').options.selectedIndex = 0;@ts-expect-error
document.querySelector('#keepOnlyChangedAreas').options.selectedIndex = 0;@ts-expect-error
document.querySelector('#memoizeFilterOutput').options.selectedIndex = 0;addImageDragAndDrop(canvas, '#my-image-store', piccy);console.log(scrawl.library);