Files
uni-web-site/labs/lab2/JavaScript/main.js
2026-03-13 12:20:05 +10:00

88 lines
2.9 KiB
JavaScript

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)`);
// 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", () => {
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})`);
}