gsap结合svg实现ps钢笔绘画效果代码-html代码-BFW代码库

代码语言：html

所属分类：拖放

代码描述：gsap结合svg实现ps钢笔绘画效果代码，有音效

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">

<head>

    <meta charset="UTF-8">





    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            height: 100vh;
            display: grid;
            place-items: center;
            color: #1f2933;
            background: hsl(0, 0%, 100%);
        }

        .canvas {
            position: relative;
            /* max-width: 32rem;
  aspect-ratio: 1/1; */
            width: 100vw;
            height: 100vh;
        }

        .canvas__svg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            overflow: visible;
        }

        .canvas__svg-bg {}

        .canvas__controls {
            position: absolute;
            bottom: 1.5rem;
            left: 50%;
            display: flex;
            transform: translateX(-50%);
            z-index: 2;
        }

        .canvas__btn {
            width: 2.75rem;
            height: 2.75rem;
            margin-right: 1rem;
            border: none;
            cursor: pointer;
            background: none;
        }

        .canvas__btn:last-of-type {
            margin-right: 0;
        }

        .canvas__btn-icon {
            width: 24px;
            height: 24px;
            fill: none;
            stroke-width: 1.5;
            stroke: currentColor;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .canvas__shape {
            fill: none;
            stroke: currentColor;
            stroke-width: 3;
        }

        .canvas__dummy-shape {
            fill: none;
            stroke: #7b8794;
            stroke-dasharray: 4;
            stroke-width: 2;
            vector-effect: non-scaling-stroke;
            pointer-events: none;
        }

        .canvas__point {
            stroke: #000;
            stroke-width: 3;
            fill: #fff;
            /*   vector-effect: non-scaling-stroke; */
        }

        .closed .canvas__point[data-index="0"] {
            fill: #fff;
        }

        .canvas__btn--active {
            color: #1f2933;
        }
    </style>



</head>

<body>
    <div class="canvas">
        <svg class="canvas__svg" viewBox="0 0 1920 1080" preserveAspectRatio="xMidYMid slice"></svg>
        <div class="canvas__controls">
            <button class="canvas__btn canvas__btn--fill canvas__btn--active">
                <svg class="canvas__btn-icon">
                    <path d="M12 2.69l5.66 5.66a8 8 0 1 1-11.31 0z"></path>
                </svg>
            </button>
            <button class="canvas__btn canvas__btn--delete">
                <svg viewBox="0 0 24 24" class="canvas__btn-icon">
                    <polyline points="3 6 5 6 21 6"></polyline>
                    <path d="M19 6v14a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V6m3 0V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2"></path>
                    <line x1="10" y1="11" x2="10" y2="17"></line>
                    <line x1="14" y1="11" x2="14" y2="17"></line>
                </svg>
            </button>
        </div>
    </div>


    <script type="module">
        import {
            gsap
        } from "https://cdn.skypack.dev/gsap";
        import {
            Draggable
        } from "https://cdn.skypack.dev/gsap/Draggable";
        import {
            SVG
        } from "https://cdn.skypack.dev/@svgdotjs/svg.js";
        import {
            v4 as uuidv4
        } from "https://cdn.skypack.dev/uuid";
        import {
            spline
        } from "https://cdn.skypack.dev/@georgedoescode/spline";

        console.clear();

        const pop = document.createElement("audio");
        pop.src =
        "//repo.bfw.wiki/bfwrepo/sound/60443505d58d8.wav";

        const create = document.createElement("audio");
        create.src = "//repo.bfw.wiki/bfwrepo/sound/6044351a38de4.wav";

        const btnClickSound = document.createElement("audio");
        btnClickSound.src = "//repo.bfw.wiki/bfwrepo/sound/6044352a25ba7.wav";

        // GSAP
        gsap.registerPlugin(Draggable);

        gsap.registerEffect({
            name: "elasticIn",
            effect: (targets, config) => gsap.to(targets, {
                ...config
            }),
            defaults: {
                scale: 1,
                transformOrigin: "50%",
                duration: 1.5,
                ease: "elastic.out(1, 0.3)"
            }
        });



        gsap.registerEffect({
            name: "scaleOut",
            effect: (targets, config) => gsap.to(targets, {
                ...config
            }),
            defaults: {
                scale: 0,
                transformOrigin: "50%",
                duration: 0.25,
                overwrite: true
            }
        });



        // Create canvas instance
        const canvas = {
            svg: SVG(".canvas__svg"),
            cursorMode: "DRAW",
            buttons: {
                copy: document.querySelector(".canvas__btn--copy"),
                delete: document.querySelector(".canvas__btn--delete"),
                fill: document.querySelector(".canvas__btn--fill")
            },

            currentShape: null,
            shapes: []
        };


        canvas.shapes.push(createShape());
        canvas.currentShape = canvas.shapes[0];

        // Event listeners
        canvas.buttons.delete.addEventListener("click", () => {
            btnClickSound.play();

            gsap.to(canvas.currentShape.group.node, {
                opacity: 0,
                onComplete: () => {
                    canvas.currentShape.group.remove();
                    canvas.shapes.push(createShape());
                    canvas.currentShape = canvas.shapes[canvas.shapes.length - 1];
                }
            });

        });

        canvas.buttons.fill.addEventListener("click", e => {
            e.stopPropagation();
            btnClickSound.play();

            if (canvas.currentShape.isClosed) {
                gsap.set(canvas.currentShape.pathEl.node, {
                    fill: `hsl(${Math.random() * 260}, 100%, 80%)`
                });

            }
        });

        canvas.svg.node.addEventListener("click", e => {
            if (e.target.classList.contains("canvas__svg")) {
                if (canvas.currentShape.isClosed) {
                    gsap.effects.scaleOut(".canvas__point");
                    canvas.shapes.push(createShape());
                    canvas.currentShape = canvas.shapes[canvas.shapes.length - 1];
                }

                addPointToShape(e);
                setShapePathOpen();
                renderShapePath();
            }

            if (e.target.classList.contains("canvas__point")) {
                if (e.target.getAttribute("data-index") === "0") {
                    closeShape();
                }
            }
        });

        window.addEventListener("mousemove", event => {
            const {
           .........完整代码请登录后点击上方下载按钮下载查看