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    ./demo/canvas-001.js ./demo/canvas-002.js ./demo/canvas-003.js ./demo/canvas-004.js ./demo/canvas-005.js ./demo/canvas-006.js ./demo/canvas-007.js ./demo/canvas-008.js ./demo/canvas-009.js ./demo/canvas-010.js ./demo/canvas-011.js ./demo/canvas-012.js ./demo/canvas-013.js ./demo/canvas-014.js ./demo/canvas-015.js ./demo/canvas-016.js ./demo/canvas-017.js ./demo/canvas-018.js ./demo/canvas-019.js ./demo/canvas-020.js ./demo/canvas-021.js ./demo/canvas-022.js ./demo/canvas-023.js ./demo/canvas-024.js ./demo/canvas-025.js ./demo/canvas-026.js ./demo/canvas-027.js ./demo/canvas-028.js ./demo/canvas-029.js ./demo/canvas-030.js ./demo/canvas-031.js ./demo/canvas-032.js ./demo/canvas-033.js ./demo/canvas-034.js ./demo/canvas-035.js ./demo/canvas-036.js ./demo/canvas-037.js ./demo/canvas-038.js ./demo/canvas-039.js ./demo/canvas-040.js ./demo/canvas-041.js ./demo/canvas-042.js ./demo/canvas-043.js ./demo/canvas-044.js ./demo/canvas-045.js ./demo/canvas-046.js ./demo/canvas-047.js ./demo/canvas-048.js ./demo/canvas-049.js ./demo/canvas-050.js ./demo/canvas-051.js ./demo/canvas-052.js ./demo/canvas-053.js ./demo/canvas-054.js ./demo/canvas-055.js ./demo/canvas-056.js ./demo/canvas-057.js ./demo/canvas-058.js ./demo/canvas-059.js ./demo/canvas-060.js ./demo/canvas-061.js ./demo/canvas-062.js ./demo/canvas-063.js ./demo/canvas-064.js ./demo/canvas-065.js ./demo/canvas-066.js ./demo/canvas-067.js ./demo/canvas-068.js ./demo/canvas-069.js ./demo/canvas-070.js ./demo/canvas-071.js ./demo/canvas-072.js ./demo/canvas-073.js ./demo/canvas-201.js ./demo/canvas-202.js ./demo/canvas-203.js ./demo/canvas-204.js ./demo/canvas-205.js ./demo/canvas-206.js ./demo/canvas-207.js ./demo/canvas-208.js ./demo/canvas-209.js ./demo/canvas-210.js ./demo/canvas-211.js ./demo/canvas-212.js ./demo/delaunator-001.js ./demo/delaunator-002.js ./demo/dom-001.js ./demo/dom-002.js ./demo/dom-003.js ./demo/dom-004.js ./demo/dom-005.js ./demo/dom-006.js ./demo/dom-007.js ./demo/dom-008.js ./demo/dom-009.js ./demo/dom-010.js ./demo/dom-011.js ./demo/dom-012.js ./demo/dom-013.js ./demo/dom-015.js ./demo/dom-016.js ./demo/dom-017.js ./demo/dom-018.js ./demo/dom-019.js ./demo/dom-020.js ./demo/dom-021.js ./demo/filters-001.js ./demo/filters-002.js ./demo/filters-003.js ./demo/filters-004.js ./demo/filters-005.js ./demo/filters-006.js ./demo/filters-007.js ./demo/filters-008.js ./demo/filters-009.js ./demo/filters-010.js ./demo/filters-011.js ./demo/filters-012.js ./demo/filters-013.js ./demo/filters-014.js ./demo/filters-015.js ./demo/filters-016.js ./demo/filters-017.js ./demo/filters-018.js ./demo/filters-019.js ./demo/filters-020.js ./demo/filters-021.js ./demo/filters-022.js ./demo/filters-023.js ./demo/filters-024.js ./demo/filters-025.js ./demo/filters-026.js ./demo/filters-027.js ./demo/filters-028.js ./demo/filters-029.js ./demo/filters-030.js ./demo/filters-031.js ./demo/filters-032.js ./demo/filters-033.js ./demo/filters-034.js ./demo/filters-035.js ./demo/filters-036.js ./demo/filters-037.js ./demo/filters-101.js ./demo/filters-102.js ./demo/filters-103.js ./demo/filters-104.js ./demo/filters-105.js ./demo/filters-501.js ./demo/filters-502.js ./demo/filters-503.js ./demo/filters-504.js ./demo/filters-505.js ./demo/mediapipe-001.js ./demo/mediapipe-002.js ./demo/mediapipe-003.js ./demo/modules-001.js ./demo/modules-002.js ./demo/modules-003.js ./demo/modules-004.js ./demo/modules-005.js ./demo/modules-006.js ./demo/packets-001.js ./demo/packets-002.js ./demo/particles-001.js ./demo/particles-002.js ./demo/particles-003.js ./demo/particles-004.js ./demo/particles-005.js ./demo/particles-006.js ./demo/particles-007.js ./demo/particles-008.js ./demo/particles-009.js ./demo/particles-010.js ./demo/particles-011.js ./demo/particles-012.js ./demo/particles-013.js ./demo/particles-014.js ./demo/particles-015.js ./demo/particles-016.js ./demo/particles-017.js ./demo/snippets-001.js ./demo/snippets-002.js ./demo/snippets-003.js ./demo/snippets-004.js ./demo/snippets-005.js ./demo/snippets-006.js ./demo/temp-001.js ./demo/temp-shape-scale-investigation.js ./demo/tensorflow-001.js ./demo/tensorflow-002.js ./demo/utilities.js
  • §

    Demo Modules 004

    Import and use Lottie animations

    Related files:

    • Lottie loader module

    Run code

    import * as scrawl from '../source/scrawl.js';
    
    import { reportSpeed } from './utilities.js';
  • §

    Scene setup

    const canvas = scrawl.library.canvas.mycanvas;
  • §

    Import the Lottie loader module

    import lottieLoader from './modules/lottie-loader.js';
  • §

    Upload the Lottie animation, and the infrastructure required to play it

    The module returns a Promise, in case it needs to fetch and install the Bodymovin library, which is used to play and control the Lottie animation.

    lottieLoader({
        name: 'my-first-lottie-animation',
        src: 'img/33-video-cam.json',
        scrawl,
    })
    /** @ts-expect-error */
    .then(lottiePacket => {
    
        console.log(lottiePacket);
    
        const lottieAsset = lottiePacket.asset;
    
        scrawl.makePicture({
    
            name: 'first-piccy',
            start: ['30%', '30%'],
            handle: ['center', 'center'],
            dimensions: [200, 100],
            copyStart: ['30%', '30%'],
            copyDimensions: ['40%', '40%'],
            lineWidth: 8,
            lineJoin: 'round',
            strokeStyle: 'orange',
            method: 'drawThenFill',
            asset: lottieAsset.name,
            delta: {
                roll: 0.5,
            },
    
        }).clone({
    
            name: 'second-piccy',
            dimensions: [220, 80],
            start: ['30%', '70%'],
            strokeStyle: 'green',
    
        }).clone({
    
            name: 'third-piccy',
            dimensions: [150, 150],
            copyStart: ['40%', '30%'],
            copyDimensions: ['20%', '40%'],
            start: ['70%', '70%'],
            strokeStyle: 'red',
    
        }).clone({
    
            name: 'fourth-piccy',
            dimensions: [200, 100],
            copyStart: ['40%', '33%'],
            copyDimensions: ['20%', '20%'],
            start: ['70%', '30%'],
            strokeStyle: 'blue',
    
        }).clone({
    
            name: 'fifth-piccy',
            copyStart: ['30%', '30%'],
            copyDimensions: ['40%', '40%'],
            start: ['50%', '50%'],
            strokeStyle: 'gray',
            scale: 0.5,
            delta: {
                roll: -0.5,
            },
        });
  • §

    Scene animation

    Function to display frames-per-second data, and other information relevant to the demo

        const report = reportSpeed('#reportmessage');
  • §

    Create the Display cycle animation

        scrawl.makeRender({
            name: 'my-demo',
            target: canvas,
            commence: () => lottieAsset.set({ trigger: true }),
            afterShow: report,
        });
    })
    .catch(err => console.log(err));
  • §

    Development and testing

    console.log(scrawl.library);