lab done
This commit is contained in:
@@ -20,18 +20,23 @@ document.addEventListener("DOMContentLoaded", function () {
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updateAnimationControllsDisplay();
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enableAnimCheckbox.addEventListener("change", updateAnimationControllsDisplay);
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animAlongPathCheckbox.addEventListener("change", updateAnimationControllsDisplay);
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startAnimButton.addEventListener("click", () => {
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runAnimation(setting)
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animRouter(setting)
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})
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})
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const updateAnimationControllsDisplay = () => {
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let isChecked = enableAnimCheckbox.checked;
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let isPathAnim = animAlongPathCheckbox.checked;
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// console.log(isChecked);
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document.querySelectorAll(".anim-related").forEach((elem) => { elem.hidden = !isChecked });
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document.querySelectorAll(".anim-related-inverse").forEach((elem) => { elem.hidden = isChecked });
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document.querySelectorAll(".path-anim-related").forEach((elem) => { elem.hidden = !(isPathAnim && isChecked) });
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document.querySelectorAll(".path-anim-related-inverse").forEach((elem) => { elem.hidden = (isPathAnim && isChecked) });
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}
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@@ -47,8 +52,23 @@ const draw = (dataForm) => {
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}
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const animRouter = (dataForm) => {
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if (dataForm.animAlongPathCheckbox.checked) {
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let path = drawPath(Number(dataForm.pathSelect.value));
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const svg = d3.select("svg")
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let pict = drawSmile(svg);
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pict.transition()
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.ease([d3.easeLinear, d3.easeElastic, d3.easeBounce][Number(animTypeSelect.value)])
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.duration(6000)
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.attrTween('transform', translateAlong(path.node()));
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}
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else {
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runAnimation(dataForm)
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}
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}
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const runAnimation = (dataForm) => {
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const svg = d3.select("svg")
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const svg = d3.select("svg")
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let pict = drawSmile(svg);
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pict.attr("transform", `
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translate(${dataForm.cx.value},
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@@ -56,10 +76,10 @@ const runAnimation = (dataForm) => {
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scale(${dataForm.sx.value},
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${dataForm.sy.value})
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rotate(${dataForm.r.value})`)
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.transition()
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.duration(6000)
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.ease([d3.easeLinear,d3.easeElastic, d3.easeBounce][Number(animTypeSelect.value)])
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.attr("transform", `
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.transition()
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.duration(6000)
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.ease([d3.easeLinear, d3.easeElastic, d3.easeBounce][Number(animTypeSelect.value)])
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.attr("transform", `
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translate(${dataForm.cx_finish.value},
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${dataForm.cy_finish.value})
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scale(${dataForm.sx_finish.value},
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74
labs/lab2/JavaScript/path.js
Normal file
74
labs/lab2/JavaScript/path.js
Normal file
@@ -0,0 +1,74 @@
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/* массив точек пути будет иметь следующий вид:
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[
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{x: координата, y: координата},
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{x: координата, y: координата},
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...
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]
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*/
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// создаем массив точек, расположенных буквой "Г"
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function createPathG() {
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const svg = d3.select("svg")
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const width = svg.attr("width")
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const height = svg.attr("height")
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let data = [];
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const padding = 100;
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//начальное положение рисунка
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let posX = padding;
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let posY = height - padding;
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const h = 5;
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// координаты y - уменьшаются, x - постоянны
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while (posY > padding) {
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data.push( {x: posX, y: posY});
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posY -= h;
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}
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// координаты y - постоянны, x - увеличиваются
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while (posX < width - padding) {
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data.push( {x: posX, y: posY});
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posX += h;
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}
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return data
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}
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// создаем массив точек, расположенных по кругу
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function createPathCircle() {
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const svg = d3.select("svg")
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const width = svg.attr("width")
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const height = svg.attr("height")
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let data = [];
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// используем параметрическую форму описания круга
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// центр расположен в центре svg-элемента, а радиус равен трети высоты/ширины
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for (let t = 0 ; t <= Math.PI * 2; t += 0.1) {
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data.push(
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{x: width / 2 + width / 3 * Math.sin(t),
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y: height / 2 + height / 3 * Math.cos(t)}
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);
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}
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return data
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}
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const drawPath =(typePath) => {
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// создаем массив точек
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const dataPoints = (typePath == 0)? createPathG() : createPathCircle();
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const line = d3.line()
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.x((d) => d.x)
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.y((d) => d.y);
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const svg = d3.select("svg")
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// создаем путь на основе массива точек
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const path = svg.append('path')
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.attr('d', line(dataPoints))
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.attr('stroke', 'black')
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.attr('fill', 'none');
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return path;
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}
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function translateAlong(path) {
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const length = path.getTotalLength();
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return function() {
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return function(t) {
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const {x, y} = path.getPointAtLength(t * length);
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return `translate(${x},${y})`;
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}
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}
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}
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@@ -1,16 +1,17 @@
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<!DOCTYPE html>
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<html lang="ru<head>
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<meta charset="utf-8">
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<title> Трансформация и анимация</title>
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<link rel="stylesheet" href="CSS/style.css">
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<script src="JavaScript/d3.v7.min.js"> </script>
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<script src="JavaScript/main.js"></script>
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<script src="JavaScript/image.js"></script>
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<meta charset=" utf-8">
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<title> Трансформация и анимация</title>
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<link rel="stylesheet" href="CSS/style.css">
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<script src="JavaScript/d3.v7.min.js"> </script>
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<script src="JavaScript/main.js"></script>
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<script src="JavaScript/image.js"></script>
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<script src="JavaScript/path.js"></script>
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</head>
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<body>
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<form id="setting">
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<p>Координаты рисунка<br>
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<p class="path-anim-related-inverse">Координаты рисунка<br>
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<label for="cx">x: </label>
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<input type="number" id="cx" value="300" max="600" min="0">
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<label class="anim-related" for="cx_finish">до: </label>
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@@ -21,7 +22,14 @@
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<label class="anim-related" for="cy_finish">до: </label>
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<input type="number" id="cy_finish" value="300" max="600" min="0">
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</p>
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<p>Масштаб<br>
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<p class="path-anim-related">Пути перемещения<br>
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<select id="pathSelect">
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<option value="0">Буквой "Г"</option>
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<option value="1">По кругу</option>
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</select>
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</p>
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<p class="path-anim-related-inverse" >Масштаб<br>
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<label for="sx">по x: </label>
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<input type="number" id="sx" value="1" max="100" min="-100">
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<label class="anim-related" for="sx_finish">до: </label>
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@@ -32,19 +40,20 @@
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<label class="anim-related" for="sy_finish">до: </label>
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<input class="anim-related" type="number" id="sy_finish" value="1.5" max="100" min="-100">
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</p>
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<p>Поворот<br>
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<p class="path-anim-related-inverse">Поворот<br>
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<label for="r">x: </label>
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<input type="number" id="r" value="0" max="360" min="-360">
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<label class="anim-related" for="r_finish">до: </label>
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<input class="anim-related" type="number" id="r_finish" value="360" max="360" min="-360">
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</p>
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<p>
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<input type="button" class="anim-related-inverse" id="applyButton" value="Нарисовать">
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<input type="button" class="anim-related-inverse" id="applyButton" value="Нарисовать">
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<input type="button" id="clearButton" value="Отчистить">
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</p>
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<p>
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Включить Анимацию? <input type="checkbox" id="enableAnimCheckbox">
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<select class="anim-related" id ="animTypeSelect">
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Включить Анимацию? <input type="checkbox" id="enableAnimCheckbox"><br>
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<label class="anim-related" for="animAlongPathCheckbox"> Перемещение вдоль пути? </label><input type="checkbox" id="animAlongPathCheckbox" class="anim-related">
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<select class="anim-related" id="animTypeSelect">
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<option value="0">linear</option>
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<option value="1">elastic</option>
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<option value="2">bounce</option>
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