Compare commits
9 Commits
sem2-lab1-
...
757d60e2d3
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0f62e7ea49 |
@@ -6,7 +6,8 @@ block variables
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OpenCV: './opencv_details.html',
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Photography: './photography-details.html',
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Table: './table.html',
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Institute: './images/institute.png'
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Institute: './images/institute.png',
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"SVG Playground": './svg_playground.html'
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};
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var smallCards = [
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81
current_site/src/pages/svg_playground.pug
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81
current_site/src/pages/svg_playground.pug
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@@ -0,0 +1,81 @@
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include ../components/mixins.pug
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doctype html
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html(lang="ru")
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head
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meta(charset="utf-8")
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title Трансформация и анимация
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script(src="svg_playground/d3.v7.min.js")
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script(src="svg_playground/main.js")
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script(src="svg_playground/image.js")
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script(src="svg_playground/path.js")
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body
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+navbarMixin("SVG Playground")
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form#setting
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p.path-anim-related-inverse
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| Координаты рисунка
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br
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label(for="cx") x:
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input#cx(type="number", value="300", max="600", min="0")
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label.anim-related(for="cx_finish") до:
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input#cx_finish.anim-related(type="number", value="300", max="600", min="0")
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br
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label(for="cy") y:
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input#cy(type="number", value="300", max="600", min="0")
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label.anim-related(for="cy_finish") до:
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input.anim-related#cy_finish(type="number", value="300", max="600", min="0")
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p.path-anim-related
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| Пути перемещения
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br
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select#pathSelect
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option(value="0") Буквой "Г"
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option(value="1") По кругу
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option(value="2") Спиралью
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p
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| Масштаб
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br
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label(for="sx") по x:
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input#sx(type="number", value="1", max="100", min="-100")
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label.anim-related(for="sx_finish") до:
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input#sx_finish.anim-related(type="number", value="1.5", max="100", min="-100")
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br
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label(for="sy") по y:
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input#sy(type="number", value="1", max="100", min="-100")
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label.anim-related(for="sy_finish") до:
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input#sy_finish.anim-related(type="number", value="1.5", max="100", min="-100")
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p
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| Поворот
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br
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label(for="r") x:
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input#r(type="number", value="0", max="360", min="-360")
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label.anim-related(for="r_finish") до:
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input#r_finish.anim-related(type="number", value="360", max="360", min="-360")
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p.anim-related
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| Время анамации (мс)
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br
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label(for="duration") x:
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input#duration(type="number", value="2000", max="10000", min="1")
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p
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input#applyButton.anim-related-inverse(type="button", value="Нарисовать")
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input#clearButton(type="button", value="Отчистить")
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p
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| Включить Анимацию?
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input#enableAnimCheckbox(type="checkbox")
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br
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label.anim-related(for="animAlongPathCheckbox") Перемещение вдоль пути?
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input#animAlongPathCheckbox.anim-related(type="checkbox")
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select#animTypeSelect.anim-related
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option(value="0") linear
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option(value="1") elastic
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option(value="2") bounce
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br
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input#startAnimButton.anim-related(type="button", value="Анимировать")
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svg
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2
current_site/src/pages/svg_playground/d3.v7.min.js
vendored
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2
current_site/src/pages/svg_playground/d3.v7.min.js
vendored
Normal file
File diff suppressed because one or more lines are too long
33
current_site/src/pages/svg_playground/image.js
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33
current_site/src/pages/svg_playground/image.js
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@@ -0,0 +1,33 @@
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// создаем изображение смайлик
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// рисуем его относительно точки (0, 0)
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function drawSmile(svg) {
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let smile = svg.append("g")
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.style("stroke", "brown")
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.style("stroke-width", 0)
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.style("fill", "brown");
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for (let t = 0; t <= Math.PI * 6; t += .8) {
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let cords = {
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x: 50 / 3 * (1 - (t / (Math.PI * 6))) * -Math.sin(t),
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y: 50 / 3 * (1 - (t / (Math.PI * 6))) * Math.cos(t)
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}
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smile.append("circle")
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.attr("cx", cords["x"])
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.attr("cy", cords["y"])
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.attr("r", (1 - (t / (Math.PI * 6))))
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.style("fill", "red");
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}
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for (let t = .4; t <= Math.PI * 6; t += .8) {
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let cords = {
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x: 50 / 3 * (1 - (t / (Math.PI * 6))) * -Math.sin(t),
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y: 50 / 3 * (1 - (t / (Math.PI * 6))) *Math.cos(t)
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}
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smile.append("circle")
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.attr("cx", cords["x"])
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.attr("cy", cords["y"])
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.attr("r", (1 - (t / (Math.PI * 6))))
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.style("fill", "green");
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}
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return smile
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}
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93
current_site/src/pages/svg_playground/main.js
Normal file
93
current_site/src/pages/svg_playground/main.js
Normal file
@@ -0,0 +1,93 @@
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document.addEventListener("DOMContentLoaded", function () {
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const width = 600;
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const height = 600;
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const svg = d3.select("svg")
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.attr("width", width)
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.attr("height", height);
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// let pict1 = drawSmile(svg);
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// pict1.attr("transform", `translate(400, 400) scale(1.5, 1.5) rotate(180)`);
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// let pict = drawSmile(svg);
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// pict.attr("transform", "translate(200, 200)");
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setting.applyButton.addEventListener("click", () => {
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draw(setting);
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})
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setting.clearButton.addEventListener("click", () => {
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svg.selectAll('*').remove()
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})
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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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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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const draw = (dataForm) => {
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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(${dataForm.cx.value},
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${dataForm.cy.value})
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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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}
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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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const parameters = {
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sx:[Number(dataForm.sx.value),Number(dataForm.sx_finish.value)],
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sy:[Number(dataForm.sy.value),Number(dataForm.sy_finish.value)],
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r:[Number(dataForm.r.value),Number(dataForm.r_finish.value)],
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};
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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(Number(duration.value))
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.attrTween('transform', translateAlong(path.node(),parameters));
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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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let pict = drawSmile(svg);
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pict.attr("transform", `
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translate(${dataForm.cx.value},
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${dataForm.cy.value})
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scale(${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(Number(duration.value))
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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(${dataForm.sx_finish.value},
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${dataForm.sy_finish.value})
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rotate(${dataForm.r_finish.value})`);
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}
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99
current_site/src/pages/svg_playground/path.js
Normal file
99
current_site/src/pages/svg_playground/path.js
Normal file
@@ -0,0 +1,99 @@
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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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{
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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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}
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return data
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}
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function createPathSpiral() {
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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 * 6; t += 0.1) {
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data.push(
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{
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x: width / 2 + width / 3 * (1 - (t / (Math.PI * 6))) * -Math.sin(t),
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y: height / 2 + height / 3 * (1 - (t / (Math.PI * 6))) * Math.cos(t)
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}
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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 = [createPathG, createPathCircle, createPathSpiral][Number(typePath)]()
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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, params) {
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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 `
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translate(${x},${y})
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scale(${params.sx[0] +(params.sx[1] - params.sx[0])*t},
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${params.sy[0] +(params.sy[1] - params.sy[0])*t})
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rotate(${params.r[0] +(params.r[1] - params.r[0])*t})
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`;
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}
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}
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}
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0
labs/lab2/CSS/style.css
Normal file
0
labs/lab2/CSS/style.css
Normal file
2
labs/lab2/JavaScript/d3.v7.min.js
vendored
Normal file
2
labs/lab2/JavaScript/d3.v7.min.js
vendored
Normal file
File diff suppressed because one or more lines are too long
33
labs/lab2/JavaScript/image.js
Normal file
33
labs/lab2/JavaScript/image.js
Normal file
@@ -0,0 +1,33 @@
|
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// создаем изображение смайлик
|
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// рисуем его относительно точки (0, 0)
|
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function drawSmile(svg) {
|
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let smile = svg.append("g")
|
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.style("stroke", "brown")
|
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.style("stroke-width", 2)
|
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.style("fill", "brown");
|
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//лицо
|
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smile.append("circle")
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.attr("cx", 0)
|
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.attr("cy", 0)
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.attr("r", 50)
|
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.style("fill", "yellow");
|
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//левый глаз
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smile.append("circle")
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.attr("cx", -20)
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.attr("cy", -10)
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.attr("r", 5);
|
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//правый глаз
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smile.append("circle")
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.attr("cx", 20)
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.attr("cy", -10)
|
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.attr("r", 5);
|
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// улыбка
|
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let arc = d3.arc()
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.innerRadius(35)
|
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.outerRadius(35);
|
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smile.append("path")
|
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.attr("d", arc({startAngle: Math.PI /3 * 2, endAngle: Math.PI/3 * 4}))
|
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.style("stroke", "brown")
|
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|
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return smile
|
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}
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88
labs/lab2/JavaScript/main.js
Normal file
88
labs/lab2/JavaScript/main.js
Normal file
@@ -0,0 +1,88 @@
|
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document.addEventListener("DOMContentLoaded", function () {
|
||||
const width = 600;
|
||||
const height = 600;
|
||||
const svg = d3.select("svg")
|
||||
.attr("width", width)
|
||||
.attr("height", height);
|
||||
|
||||
// let pict1 = drawSmile(svg);
|
||||
// pict1.attr("transform", `translate(400, 400) scale(1.5, 1.5) rotate(180)`);
|
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|
||||
// let pict = drawSmile(svg);
|
||||
// pict.attr("transform", "translate(200, 200)");
|
||||
|
||||
setting.applyButton.addEventListener("click", () => {
|
||||
draw(setting);
|
||||
})
|
||||
setting.clearButton.addEventListener("click", () => {
|
||||
svg.selectAll('*').remove()
|
||||
})
|
||||
|
||||
updateAnimationControllsDisplay();
|
||||
enableAnimCheckbox.addEventListener("change", updateAnimationControllsDisplay);
|
||||
animAlongPathCheckbox.addEventListener("change", updateAnimationControllsDisplay);
|
||||
|
||||
|
||||
startAnimButton.addEventListener("click", () => {
|
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animRouter(setting)
|
||||
})
|
||||
|
||||
})
|
||||
|
||||
const updateAnimationControllsDisplay = () => {
|
||||
let isChecked = enableAnimCheckbox.checked;
|
||||
let isPathAnim = animAlongPathCheckbox.checked;
|
||||
// console.log(isChecked);
|
||||
document.querySelectorAll(".anim-related").forEach((elem) => { elem.hidden = !isChecked });
|
||||
document.querySelectorAll(".anim-related-inverse").forEach((elem) => { elem.hidden = isChecked });
|
||||
document.querySelectorAll(".path-anim-related").forEach((elem) => { elem.hidden = !(isPathAnim && isChecked) });
|
||||
document.querySelectorAll(".path-anim-related-inverse").forEach((elem) => { elem.hidden = (isPathAnim && isChecked) });
|
||||
}
|
||||
|
||||
|
||||
const draw = (dataForm) => {
|
||||
const svg = d3.select("svg")
|
||||
let pict = drawSmile(svg);
|
||||
pict.attr("transform", `
|
||||
translate(${dataForm.cx.value},
|
||||
${dataForm.cy.value})
|
||||
scale(${dataForm.sx.value},
|
||||
${dataForm.sy.value})
|
||||
rotate(${dataForm.r.value})`);
|
||||
|
||||
}
|
||||
|
||||
const animRouter = (dataForm) => {
|
||||
if (dataForm.animAlongPathCheckbox.checked) {
|
||||
let path = drawPath(Number(dataForm.pathSelect.value));
|
||||
const svg = d3.select("svg")
|
||||
let pict = drawSmile(svg);
|
||||
pict.transition()
|
||||
.ease([d3.easeLinear, d3.easeElastic, d3.easeBounce][Number(animTypeSelect.value)])
|
||||
.duration(6000)
|
||||
.attrTween('transform', translateAlong(path.node()));
|
||||
}
|
||||
else {
|
||||
runAnimation(dataForm)
|
||||
}
|
||||
}
|
||||
|
||||
const runAnimation = (dataForm) => {
|
||||
const svg = d3.select("svg")
|
||||
let pict = drawSmile(svg);
|
||||
pict.attr("transform", `
|
||||
translate(${dataForm.cx.value},
|
||||
${dataForm.cy.value})
|
||||
scale(${dataForm.sx.value},
|
||||
${dataForm.sy.value})
|
||||
rotate(${dataForm.r.value})`)
|
||||
.transition()
|
||||
.duration(6000)
|
||||
.ease([d3.easeLinear, d3.easeElastic, d3.easeBounce][Number(animTypeSelect.value)])
|
||||
.attr("transform", `
|
||||
translate(${dataForm.cx_finish.value},
|
||||
${dataForm.cy_finish.value})
|
||||
scale(${dataForm.sx_finish.value},
|
||||
${dataForm.sy_finish.value})
|
||||
rotate(${dataForm.r_finish.value})`);
|
||||
}
|
||||
90
labs/lab2/JavaScript/path.js
Normal file
90
labs/lab2/JavaScript/path.js
Normal file
@@ -0,0 +1,90 @@
|
||||
/* массив точек пути будет иметь следующий вид:
|
||||
[
|
||||
{x: координата, y: координата},
|
||||
{x: координата, y: координата},
|
||||
...
|
||||
]
|
||||
*/
|
||||
// создаем массив точек, расположенных буквой "Г"
|
||||
function createPathG() {
|
||||
const svg = d3.select("svg")
|
||||
const width = svg.attr("width")
|
||||
const height = svg.attr("height")
|
||||
|
||||
let data = [];
|
||||
const padding = 100;
|
||||
//начальное положение рисунка
|
||||
let posX = padding;
|
||||
let posY = height - padding;
|
||||
const h = 5;
|
||||
// координаты y - уменьшаются, x - постоянны
|
||||
while (posY > padding) {
|
||||
data.push( {x: posX, y: posY});
|
||||
posY -= h;
|
||||
}
|
||||
// координаты y - постоянны, x - увеличиваются
|
||||
while (posX < width - padding) {
|
||||
data.push( {x: posX, y: posY});
|
||||
posX += h;
|
||||
}
|
||||
return data
|
||||
}
|
||||
|
||||
// создаем массив точек, расположенных по кругу
|
||||
function createPathCircle() {
|
||||
const svg = d3.select("svg")
|
||||
const width = svg.attr("width")
|
||||
const height = svg.attr("height")
|
||||
let data = [];
|
||||
// используем параметрическую форму описания круга
|
||||
// центр расположен в центре svg-элемента, а радиус равен трети высоты/ширины
|
||||
for (let t = 0 ; t <= Math.PI * 2; t += 0.1) {
|
||||
data.push(
|
||||
{x: width / 2 + width / 3 * Math.sin(t),
|
||||
y: height / 2 + height / 3 * Math.cos(t)}
|
||||
);
|
||||
}
|
||||
return data
|
||||
}
|
||||
|
||||
function createPathSpiral() {
|
||||
const svg = d3.select("svg")
|
||||
const width = svg.attr("width")
|
||||
const height = svg.attr("height")
|
||||
let data = [];
|
||||
// используем параметрическую форму описания круга
|
||||
// центр расположен в центре svg-элемента, а радиус равен трети высоты/ширины
|
||||
for (let t = 0 ; t <= Math.PI * 6; t += 0.1) {
|
||||
data.push(
|
||||
{x: width / 2 + width / 3*(1-(t/Math.PI * 6)) * Math.sin(t),
|
||||
y: height / 2 + height / 3*(1-(t/Math.PI * 6)) * Math.cos(t)}
|
||||
);
|
||||
}
|
||||
return data
|
||||
}
|
||||
const drawPath =(typePath) => {
|
||||
// создаем массив точек
|
||||
const dataPoints = [createPathG,createPathCircle,createPathSpiral][Number(typePath)]()
|
||||
|
||||
const line = d3.line()
|
||||
.x((d) => d.x)
|
||||
.y((d) => d.y);
|
||||
const svg = d3.select("svg")
|
||||
// создаем путь на основе массива точек
|
||||
const path = svg.append('path')
|
||||
.attr('d', line(dataPoints))
|
||||
// .attr('stroke', 'black')
|
||||
.attr('fill', 'none');
|
||||
|
||||
return path;
|
||||
}
|
||||
|
||||
function translateAlong(path) {
|
||||
const length = path.getTotalLength();
|
||||
return function() {
|
||||
return function(t) {
|
||||
const {x, y} = path.getPointAtLength(t * length);
|
||||
return `translate(${x},${y})`;
|
||||
}
|
||||
}
|
||||
}
|
||||
72
labs/lab2/index.html
Normal file
72
labs/lab2/index.html
Normal file
@@ -0,0 +1,72 @@
|
||||
<!DOCTYPE html>
|
||||
<html lang="ru<head>
|
||||
<meta charset=" utf-8">
|
||||
<title> Трансформация и анимация</title>
|
||||
<link rel="stylesheet" href="CSS/style.css">
|
||||
<script src="JavaScript/d3.v7.min.js"> </script>
|
||||
<script src="JavaScript/main.js"></script>
|
||||
<script src="JavaScript/image.js"></script>
|
||||
<script src="JavaScript/path.js"></script>
|
||||
</head>
|
||||
|
||||
<body>
|
||||
<form id="setting">
|
||||
<p class="path-anim-related-inverse">Координаты рисунка<br>
|
||||
<label for="cx">x: </label>
|
||||
<input type="number" id="cx" value="300" max="600" min="0">
|
||||
<label class="anim-related" for="cx_finish">до: </label>
|
||||
<input class="anim-related" type="number" id="cx_finish" value="300" max="600" min="0">
|
||||
<br>
|
||||
<label for="cy">y: </label>
|
||||
<input type="number" id="cy" value="300" max="600" min="0">
|
||||
<label class="anim-related" for="cy_finish">до: </label>
|
||||
<input class="anim-related" type="number" id="cy_finish" value="300" max="600" min="0">
|
||||
</p>
|
||||
<p class="path-anim-related">Пути перемещения<br>
|
||||
<select id="pathSelect">
|
||||
<option value="0">Буквой "Г"</option>
|
||||
<option value="1">По кругу</option>
|
||||
|
||||
</select>
|
||||
</p>
|
||||
<p class="path-anim-related-inverse" >Масштаб<br>
|
||||
<label for="sx">по x: </label>
|
||||
<input type="number" id="sx" value="1" max="100" min="-100">
|
||||
<label class="anim-related" for="sx_finish">до: </label>
|
||||
<input class="anim-related" type="number" id="sx_finish" value="1.5" max="100" min="-100">
|
||||
<br>
|
||||
<label for="sy">по y: </label>
|
||||
<input type="number" id="sy" value="1" max="100" min="-100">
|
||||
<label class="anim-related" for="sy_finish">до: </label>
|
||||
<input class="anim-related" type="number" id="sy_finish" value="1.5" max="100" min="-100">
|
||||
</p>
|
||||
<p class="path-anim-related-inverse">Поворот<br>
|
||||
<label for="r">x: </label>
|
||||
<input type="number" id="r" value="0" max="360" min="-360">
|
||||
<label class="anim-related" for="r_finish">до: </label>
|
||||
<input class="anim-related" type="number" id="r_finish" value="360" max="360" min="-360">
|
||||
</p>
|
||||
<p>
|
||||
<input type="button" class="anim-related-inverse" id="applyButton" value="Нарисовать">
|
||||
<input type="button" id="clearButton" value="Отчистить">
|
||||
</p>
|
||||
<p>
|
||||
Включить Анимацию? <input type="checkbox" id="enableAnimCheckbox"><br>
|
||||
<label class="anim-related" for="animAlongPathCheckbox"> Перемещение вдоль пути? </label><input type="checkbox" id="animAlongPathCheckbox" class="anim-related">
|
||||
<select class="anim-related" id="animTypeSelect">
|
||||
<option value="0">linear</option>
|
||||
<option value="1">elastic</option>
|
||||
<option value="2">bounce</option>
|
||||
</select>
|
||||
<br>
|
||||
<input class="anim-related" type="button" id="startAnimButton" value="Анимировать">
|
||||
</p>
|
||||
|
||||
</form>
|
||||
|
||||
|
||||
<svg></svg>
|
||||
|
||||
</body>
|
||||
|
||||
</html>
|
||||
2
labs/lab2/task/d3.v7.min.js
vendored
Normal file
2
labs/lab2/task/d3.v7.min.js
vendored
Normal file
File diff suppressed because one or more lines are too long
12
labs/lab2/task/index.html
Normal file
12
labs/lab2/task/index.html
Normal file
@@ -0,0 +1,12 @@
|
||||
<!DOCTYPE html>
|
||||
<html lang="ru<head>
|
||||
<meta charset=" utf-8">
|
||||
<title> Практика 2</title>
|
||||
<script src="d3.v7.min.js"> </script>
|
||||
<script src="main.js"></script>
|
||||
</head>
|
||||
|
||||
<body>
|
||||
|
||||
</body>
|
||||
</html>
|
||||
40
labs/lab2/task/main.js
Normal file
40
labs/lab2/task/main.js
Normal file
@@ -0,0 +1,40 @@
|
||||
const books = [
|
||||
{
|
||||
title: 'Мастер и Маргарита',
|
||||
author: 'Булгаков М.А.'
|
||||
},
|
||||
{
|
||||
title: 'Белая гвардия',
|
||||
author: 'Булгаков М.А.'
|
||||
},
|
||||
{
|
||||
title: 'Война и мир',
|
||||
author: 'Толстой Л.Н.'
|
||||
},
|
||||
{
|
||||
title: 'Анна Каренина',
|
||||
author: 'Толстой Л.Н.'
|
||||
},
|
||||
{
|
||||
title: 'Игрок',
|
||||
author: 'Достоевский Ф.М.'
|
||||
}
|
||||
];
|
||||
|
||||
const booksByAuthor = d3.group(books, d => d["author"])
|
||||
|
||||
document.addEventListener("DOMContentLoaded", function () {
|
||||
temp = d3.selectAll("p")
|
||||
.data(booksByAuthor)
|
||||
.enter()
|
||||
.append("p")
|
||||
.text(d => d[0])
|
||||
.append("select")
|
||||
.selectAll("option")
|
||||
.data(d => [{ title: "выбрать все" }, ...d[1]])
|
||||
.enter()
|
||||
.append("option")
|
||||
.text(d => d["title"])
|
||||
})
|
||||
|
||||
|
||||
Reference in New Issue
Block a user