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d3_script.js
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d3_script.js
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window.addEventListener('load', function () {
let scrollyInitialized = false;
DEBUG = true;
let chart_colors = {
gender_male: '#ff3d3b',
gender_female: '#ffd06c',
prov_both: '#999999',
prov_inside: '#ffd06c',
prov_outside: '#ff3d3b',
donut1: '#999999',
donut2: '#ffd06c',
donut3: '#ff3d3b',
safety_yes: '#ffd06c',
safety_no: '#ff3d3b',
women_safety_yes: '#FFD06C',
women_safety_no: '#FF3D3B',
unhygenic_seat: '#FFD06C',
unhygenic_bowl: '#FF3D3B',
unhygenic_wall: '#999999',
return_visits_yes: '#ff3d3b',
return_visits_no: '#FFD06C',
queues_over_20: '#ff3d3b',
queues_under_20: '#FFD06C'
}
let responsive_settings = {
gender_age_labels: 10,
dirty_toilets_labels: 10
}
// MEDIA QUERIES
const mediaQuery = window.matchMedia('(max-width: 768px)');
function handleMediaQueryChange(e) {
if (e.matches) {
console.log('Screen is small (<=768px)');
} else {
console.log('Screen is large (>768px)');
responsive_settings.gender_age_labels = 16;
responsive_settings.dirty_toilets_labels = 16;
}
}
handleMediaQueryChange(mediaQuery);
mediaQuery.addEventListener('change', handleMediaQueryChange);
gsap.registerPlugin(ScrollTrigger);
const background = document.querySelector('.scrolly-background');
const offsetInPixels = window.innerHeight * 0.1;
let currentBackgroundSrc = null;
let currentBackgroundColorClass = null;
let backgroundColorOverlay = document.querySelector('.scrolly-bg-color-overlay');
function updateBackgroundImage(src) {
if (!src || src === currentBackgroundSrc) {
return;
}
const bgImage = document.querySelector('.scrolly-bg-image');
const overlayImage = document.createElement('img');
overlayImage.src = src;
overlayImage.classList.add('scrolly-bg-image');
overlayImage.style.position = 'absolute';
overlayImage.style.top = '0';
overlayImage.style.left = '0';
overlayImage.style.width = '100%';
overlayImage.style.height = '100%';
overlayImage.style.objectFit = 'cover';
overlayImage.style.zIndex = '-2';
overlayImage.style.opacity = '0';
bgImage.parentElement.appendChild(overlayImage);
gsap.to(overlayImage, {
opacity: 1,
duration: 0.5,
onComplete: () => {
bgImage.remove();
currentBackgroundSrc = src;
}
});
}
function updateBackgroundColorClass(newClass) {
if (newClass === currentBackgroundColorClass) {
return;
}
if (currentBackgroundColorClass) {
backgroundColorOverlay.classList.remove(currentBackgroundColorClass);
}
if (newClass) {
backgroundColorOverlay.classList.add(newClass);
}
currentBackgroundColorClass = newClass;
}
// END SCROLLY. UNSTICK
// ScrollTrigger.create({
// trigger: '.scrolly-section[data-section-label="end"]',
// start: () => {
// const backgroundRect = background.getBoundingClientRect();
// return `top ${offsetInPixels}px`;
// },
// onEnter: () => {
// gsap.to('.scrolly-background', {
// position: 'relative',
// duration: 0.5,
// ease: 'power1.inOut'
// });
// },
// onLeaveBack: () => {
// gsap.to('.scrolly-background', {
// position: 'sticky',
// duration: 0.5,
// ease: 'power1.inOut'
// });
// }
// });
// SCROLLY CAPTIONS FADE INS
// gsap.utils.toArray('.scrolly-section .scrolly-caption-box').forEach((caption) => {
// gsap.to(caption, {
// opacity: 1,
// duration: 0.2,
// scrollTrigger: {
// trigger: caption,
// start: () => {
// const backgroundRect = background.getBoundingClientRect();
// return `top ${backgroundRect.height + offsetInPixels}px`;
// },
// end: () => {
// const backgroundRect = background.getBoundingClientRect();
// return `top ${offsetInPixels + backgroundRect.height / 2}px`;
// },
// scrub: true
// }
// });
// });
/// CUSTOMISATION STARTS HERE
/// PINS
function pinSection(pinSection, startTrigger, endTrigger) {
ScrollTrigger.create({
trigger: `.scrolly-section[data-section-label="${startTrigger}"]`,
start: () => {
return `top ${offsetInPixels}px`;
},
endTrigger: `.scrolly-section[data-section-label="${endTrigger}"]`,
end: 'top center',
pin: `.scrolly-section[data-section-label="${pinSection}"]`,
pinSpacing: false,
scrub: true
});
}
document.querySelectorAll('.scrolly-section[data-unpin-section]').forEach((section, index) => {
let section_label = section.getAttribute('data-section-label');
let endTrigger = section.getAttribute('data-unpin-section');
pinSection(section_label, section_label, endTrigger);
});
ScrollTrigger.create({
trigger: '.scrolly-section[data-section-label="conclusion"]',
start: () => {
const backgroundRect = background.getBoundingClientRect();
return `top ${offsetInPixels}px`;
},
pin: '.scrolly-section[data-section-label="conclusion"]',
pinSpacing: false,
scrub: true,
});
/// ZOOMS AND PANS
/// ANNOTATIONS
// function fadeOutChart(label, trigger) {
// gsap.to(
// `.${label} .scrolly-annotation-inner`,
// {
// opacity: 0,
// ease: "none",
// scrollTrigger: {
// scrub: true,
// trigger: `.scrolly-section[data-section-label='${trigger}']`,
// start: () => {
// const backgroundRect = background.getBoundingClientRect();
// return `top ${backgroundRect.height + offsetInPixels}px`;
// },
// end: () => {
// const backgroundRect = background.getBoundingClientRect();
// return `top ${offsetInPixels}px`;
// }
// }
// });
// }
// function annotationFadeIn(label, timeIn, offset, speed) {
// let selector = `.scrolly-slide-annotation[data-annotation-label='${label}']`;
// let timeInSlide = document.querySelector(`.scrolly-section[data-section-label='${timeIn}']`);
// if(timeInSlide == null) {
// console.log('Slide not found: ' + timeIn);
// }
// let timeInOffset = timeInSlide.getBoundingClientRect().top;
// const backgroundRect = background.getBoundingClientRect();
// gsap.fromTo(
// selector,
// { opacity: 0 },
// {
// opacity: 1,
// ease: "none",
// scrollTrigger: {
// scrub: true,
// start: `${timeInOffset + offset} ${offsetInPixels + backgroundRect.height}`,
// end: `${timeInOffset + offset + speed} ${offsetInPixels}`,
// }
// }
// );
// }
// function annotationFadeOut(label, timeOut, offset, speed) {
// let selector = `.scrolly-slide-annotation[data-annotation-label='${label}']`;
// let timeOutSlide = document.querySelector(`.scrolly-section[data-section-label='${timeOut}']`);
// if(timeOutSlide == null) {
// console.log('Slide not found: ' + timeOut);
// }
// let timeOutOffset = timeOutSlide.getBoundingClientRect().top;
// const backgroundRect = background.getBoundingClientRect();
// // Fade out
// gsap.fromTo(
// selector,
// { opacity: 1 },
// {
// opacity: 0,
// ease: "none",
// scrollTrigger: {
// scrub: true,
// start: `${timeOutOffset + offset} ${offsetInPixels + backgroundRect.height}`,
// end: `${timeOutOffset + offset + speed} ${offsetInPixels}`,
// },
// immediateRender: false
// }
// );
// }
// document.querySelectorAll('.scrolly-slide-annotation[data-annotation-in]').forEach((annotation, index) => {
// let annotation_label = annotation.getAttribute('data-annotation-label');
// let annotation_time_in = annotation.getAttribute('data-annotation-in');
// let annotation_offset = annotation.getAttribute('data-annotation-offset') ? parseFloat(annotation.getAttribute('data-annotation-offset')) : 0;
// let annotation_speed = annotation.getAttribute('data-annotation-speed') ? parseFloat(annotation.getAttribute('data-annotation-speed')) : 0;
// annotationFadeIn(annotation_label, annotation_time_in, annotation_offset, annotation_speed);
// });
// document.querySelectorAll('.scrolly-slide-annotation[data-annotation-in]').forEach((annotation, index) => {
// let annotation_label = annotation.getAttribute('data-annotation-label');
// let annotation_time_out = annotation.getAttribute('data-annotation-out');
// let annotation_offset_out = annotation.getAttribute('data-annotation-offset-out') ? parseFloat(annotation.getAttribute('data-annotation-offset-out')) : 0;
// let annotation_speed_out = annotation.getAttribute('data-annotation-speed-out') ? parseFloat(annotation.getAttribute('data-annotation-speed-out')) : 0;
// annotationFadeOut(annotation_label, annotation_time_out, annotation_offset_out, annotation_speed_out);
// });
// CHARTS
// CHART DATA
const female_age_distribution = [21, 57, 36, 33].map((k) => -k);
const male_age_distribution = [27, 55, 45, 38];
const inside_outside_blank = [
{
label: '1',
value: 0
},
{
label: '2',
value: 0
},
{
label: '3',
value: 0
}
]
const fs_inside_outside = [
{
label: '1',
value: 0
}, {
label: '2',
value: 20,
},{
label: '3',
value: 0
}
];
const lp_inside_outside = [
{
label: '1',
value: 8
}, {
label: '2',
value: 0,
},{
label: '3',
value: 12
}
];
const kzn_inside_outside = [
{
label: '1',
value: 9
}, {
label: '2',
value: 7,
},{
label: '3',
value: 4
}
];
const fs_disabled_access = [
{
label: '1',
value: 0
}, {
label: '2',
value: 4,
},{
label: '3',
value: 16
}
];
const lp_disabled_access = [
{
label: '1',
value: 0
}, {
label: '2',
value: 16,
},{
label: '3',
value: 6
}
];
const kzn_disabled_access = [
{
label: '1',
value: 0
}, {
label: '2',
value: 16,
},{
label: '3',
value: 4
}
];
const fs_unusable_toilets = [
{
label: '1',
value: 0
}, {
label: '2',
value: 44,
},{
label: '3',
value: 65
}
];
const lp_unusable_toilets = [
{
label: '1',
value: 0
}, {
label: '2',
value: 6,
},{
label: '3',
value: 95
}
];
const kzn_unusable_toilets = [
{
label: '',
value: 0
}, {
label: 'Yes',
value: 27,
},{
label: 'No',
value: 76
}
];
const fs_toilet_paper = [
{
label: '',
value: 0
}, {
label: 'Yes',
value: 3,
},{
label: 'No',
value: 7
}
];
const lp_toilet_paper = [
{
label: '',
value: 0
}, {
label: 'Yes',
value: 0,
},{
label: 'No',
value: 10
}
];
const kzn_toilet_paper = [
{
label: '',
value: 0
}, {
label: 'Yes',
value: 3,
},{
label: 'No',
value: 7
}
];
const fs_no_sanitiser = [
{
label: '',
value: 0
}, {
label: 'Yes',
value: 6,
},{
label: 'No',
value: 14
}
];
const lp_no_sanitiser = [
{
label: '',
value: 0
}, {
label: 'Yes',
value: 2,
},{
label: 'No',
value: 18
}
];
const kzn_no_sanitiser = [
{
label: '',
value: 0
}, {
label: 'Yes',
value: 7,
},{
label: 'No',
value: 13
}
];
const unhygenic_toilets_seat = [2, 2, 9];
const unhygenic_toilets_bowl = [3, 4, 8];
const unhygenic_toilets_wall = [0, 2, 3];
const queues_21_50 = [7, 2];
const queues_51_70 = [11, 3];
const queues_71_100 = [11, 3];
const queues_100 = [11, 12];
const safety_chart_female = [78, 69];
const safety_chart_male = [67, 98];
const women_safety_yes = [13, 46, 27, 36];
const women_safety_no = [24, 29, 32, 26];
const return_visits_fs = [72, 37];
const return_visits_lp = [64, 37];
const return_visits_kzn = [13, 10];
let activeData = {
fs: fs_inside_outside,
lp: lp_inside_outside,
kzn: kzn_inside_outside
};
// POPULATION CHART
function drawChart(id, data, title, colors = [chart_colors.donut1, chart_colors.donut2, chart_colors.donut3]) {
const container = d3.select(`#${id}`);
const rect = container.node().getBoundingClientRect();
const width = 200;
const height = 200;
const margin = { top: 0, right: 0, bottom: 0, left: 0 };
const radius = Math.min(width, height) / 2 - Math.max(margin.top, margin.right);
console.log(container.node());
// Set color scale
let color = d3.scaleOrdinal()
.domain(data.map(d => d.label))
.range(colors);
// Check if SVG exists
let svg = container.select('svg');
if (svg.empty()) {
// Create SVG element
svg = container
.append('svg')
.attr('width', '200px')
.attr('height', '200px')
.attr('viewBox', `0 0 ${width} ${height}`)
.attr('preserveAspectRatio', 'xMinYMin meet')
.append('g')
.attr('transform', `translate(${width / 2}, ${height / 2})`);
// Add title
svg.append('text')
.attr('class', 'chart-title')
.attr('text-anchor', 'middle')
.attr('fill', '#fff')
.attr('font-size', '0.9em')
.attr('dy', '0.5em')
.attr('font-weight', 'bold')
.text(title);
} else {
svg = svg.select('g');
svg.attr('transform', `translate(${width / 2}, ${height / 2})`);
}
// Generate the pie and arcs
const pie = d3.pie()
.value(d => d.value)
.sort(null);
const arc = d3.arc()
.innerRadius(radius * 0.5)
.outerRadius(radius);
// Bind data to arcs
const arcs = svg.selectAll('.arc')
.data(pie(data), d => d.data.label);
// Exit
arcs.exit()
.remove();
// Enter
const arcsEnter = arcs.enter()
.append('g')
.attr('class', 'arc');
arcsEnter.append('path')
.attr('fill', d => color(d.data.label))
.each(function (d) { this._current = d; });
// Update
arcsEnter.merge(arcs).select('path')
.transition()
.duration(750)
.attrTween('d', function (d) {
const interpolate = d3.interpolate(this._current, d);
this._current = interpolate(1);
return function (t) {
return arc(interpolate(t));
};
});
// Add and update points
arcsEnter.merge(arcs).each(function (d) {
const numPoints = 5;
const pointsData = [];
for (let i = 1; i <= numPoints; i++) {
const t = i / (numPoints + 1);
const angle = d.startAngle + t * (d.endAngle - d.startAngle);
const innerRadius = arc.innerRadius()(d);
const outerRadius = arc.outerRadius()(d);
const middleRadius = (innerRadius + outerRadius) / 2;
const x = middleRadius * Math.cos(angle - Math.PI / 2);
const y = middleRadius * Math.sin(angle - Math.PI / 2);
pointsData.push({ x, y });
}
let pointsGroup = d3.select(this).select('.points-group');
if (pointsGroup.empty()) {
pointsGroup = d3.select(this).append('g').attr('class', 'points-group');
}
const circles = pointsGroup.selectAll('circle')
.data(pointsData);
circles.exit().remove();
circles.enter()
.append('circle')
.attr('class', (d, i) => `point-${i}`)
.attr('r', 1)
.attr('fill', '#000')
.attr('cx', d => d.x)
.attr('cy', d => d.y);
circles.transition()
.duration(750)
.attr('cx', d => d.x)
.attr('cy', d => d.y);
});
}
function updateChart(id, newData, radius, colors = [chart_colors.donut1, chart_colors.donut2, chart_colors.donut3]) {
const container = d3.select(`#${id}`);
const svg = container.select('svg').select('g');
// Set color scale
const color = d3.scaleOrdinal()
.domain(newData.map(d => d.label))
.range(colors);
// Generate the pie
const pie = d3.pie()
.value(d => d.value)
.sort(null);
// Generate the arcs
const arc = d3.arc()
.innerRadius(radius * 0.5)
.outerRadius(radius);
// Bind data
const arcs = svg.selectAll('.arc')
.data(pie(newData), d => d.data.label);
// Exit
arcs.exit().remove();
// Enter
const arcsEnter = arcs.enter()
.append('g')
.attr('class', 'arc');
arcsEnter.append('path')
.attr('fill', d => color(d.data.label))
.each(function (d) {
this._current = { startAngle: d.startAngle, endAngle: d.startAngle };
});
// Update
arcsEnter.merge(arcs).select('path')
.transition()
.duration(750)
.attrTween('d', function (d) {
const interpolate = d3.interpolate(this._current, d);
this._current = interpolate(1);
return function (t) {
return arc(interpolate(t));
};
});
// Add and update points
arcsEnter.merge(arcs).each(function (d) {
const numPoints = 5;
const pointsData = [];
for (let i = 1; i <= numPoints; i++) {
const t = i / (numPoints + 1);
const angle = d.startAngle + t * (d.endAngle - d.startAngle);
const innerRadius = arc.innerRadius()(d);
const outerRadius = arc.outerRadius()(d);
const middleRadius = (innerRadius + outerRadius) / 2;
const x = middleRadius * Math.cos(angle - Math.PI / 2);
const y = middleRadius * Math.sin(angle - Math.PI / 2);
pointsData.push({ x, y });
}
let pointsGroup = d3.select(this).select('.points-group');
if (pointsGroup.empty()) {
pointsGroup = d3.select(this).append('g').attr('class', 'points-group');
}
const circles = pointsGroup.selectAll('circle')
.data(pointsData);
circles.exit().remove();
circles.enter()
.append('circle')
.attr('class', (d, i) => `point-${i}`)
.attr('r', 1)
.attr('fill', '#000')
.attr('cx', d => d.x)
.attr('cy', d => d.y);
circles.transition()
.duration(750)
.attr('cx', d => d.x)
.attr('cy', d => d.y);
});
}
function updateAllCharts() {
const rect = d3.select('#fs').node().getBoundingClientRect();
const radius = Math.min(rect.width, rect.height) / 2;
updateChart('fs', activeData.fs, radius);
updateChart('lp', activeData.lp, radius);
updateChart('kzn', activeData.kzn, radius);
}
// on pressing a keyboard key (for debugging)
document.addEventListener('keydown', function (event) {
if (event.key === 'ArrowRight') {
console.log('hey');
const rect = d3.select('#fs').node().getBoundingClientRect();
const radius = Math.min(rect.width, rect.height) / 2;
console.log(fs_inside_outside);
updateChart('fs', fs_inside_outside, radius);
updateChart('lp', lp_inside_outside, radius);
updateChart('kzn', kzn_inside_outside, radius);
}
});
function add_label(chart, slice_id, point_id, hour, anchor, text, line_config = {}, text_config = {}) {
let line_config_set = {
class_name: line_config.class_name || '',
length: line_config.length || 80,
color: line_config.color || 'black',
thickness: line_config.thickness || 1
}
let text_config_set = {
class_name: text_config.class_name || '',
color: text_config.color || 'black',
align: text_config.align || 'left'
}
// Get the point element
let point = d3.select(`#${chart} .${slice_id} .point-${point_id}`);
// Get the bounding box of the point relative to the chart container
let chartNode = d3.select(`#${chart}`).node();
let chartRect = chartNode.getBoundingClientRect();
let pointRect = point.node().getBoundingClientRect();
// Calculate the position relative to the chart container
let relativeX = pointRect.left - chartRect.left;
let relativeY = pointRect.top - chartRect.top;
// Existing line code
let angleDeg = (hour * 30) - 90;
let length = line_config_set.length;
let angleRad = angleDeg * (Math.PI / 180);
let dx = length * Math.cos(angleRad);
let dy = length * Math.sin(angleRad);
let endX = relativeX + dx;
let endY = relativeY + dy;
let anchors = {
'tl': '0%, 0%',
'tc': '-50%, 0%',
'tr': '-100%, 0%',
'bl': '0%, -100%',
'bc': '-50%, -100%',
'br': '-100%, -100%'
};
// Append the line to the chart container
d3.select(`#${chart}`).append('div')
.attr('class', `scrolly-annotation-line ${line_config_set.class_name}`)
.style('top', `${relativeY}px`)
.style('left', `${relativeX}px`)
.style('width', `${line_config_set.length}px`)
.style('height', `${line_config_set.thickness}px`)
.style('background-color', line_config_set.color)
.style('position', 'absolute')
.style('transform-origin', 'top left')
.style('transform', `rotate(${angleDeg}deg)`);
// Calculate text position with offset
let textOffset = 5;
let textX = endX + textOffset * Math.cos(angleRad);
let textY = endY + textOffset * Math.sin(angleRad);
// Append the text to the chart container
d3.select(`#${chart}`).append('div')
.attr('class', `scrolly-annotation-text ${text_config_set.class_name}`)
.style('position', 'absolute')
.style('left', `${textX}px`)
.style('top', `${textY}px`)
.style('color', text_config_set.color)
.style('transform', `translate(${anchors[anchor]})`)
.style('text-align', text_config_set.align)
.html(text);
}
// add_label('kzn', 'category-a', 3, 4, 'tl', 'text here<br/>how are you?', {color: '#fff'}, {align: 'left', color: '#fff'});
// UNHYGENIC TOILETS
const toilet_data = [
{label: 'FS', Seat: 0, "Toilet bowl": 0, Wall: 0},
{label: 'KZN', Seat: 0, "Toilet bowl": 0, Wall: 0},
{label: 'LP', Seat: 0, "Toilet bowl": 0, Wall: 0}
];
const colors = {
Seat: '#ff5733', // Replace with scrolly_chart_colors.unhygenic_seat
"Toilet bowl": '#33cfff', // Replace with scrolly_chart_colors.unhygenic_bowl
Wall: '#bada55' // Replace with scrolly_chart_colors.unhygenic_wall
};
const margin = {top: 20, right: 20, bottom: 20, left: 100};
const width = 800 - margin.left - margin.right;
const height = 400 - margin.top - margin.bottom;
const svg = d3.select('#unhygenic-toilets-chart')
.append('svg')
.attr('width', width + margin.left + margin.right)
.attr('height', height + margin.top + margin.bottom)
.append('g')
.attr('transform', `translate(${margin.left},${margin.top})`);
const yScale = d3.scaleBand()
.domain(toilet_data.map(d => d.label))
.range([0, height])
.padding(0.1);
const xScale = d3.scaleLinear()
.domain([0, d3.max(toilet_data, d => d.Seat + d["Toilet bowl"] + d.Wall)])
.range([0, width]);
const stack = d3.stack()
.keys(['Seat', 'Toilet bowl', 'Wall'])
.order(d3.stackOrderNone)
.offset(d3.stackOffsetNone);
const stackedData = stack(toilet_data);
const groups = svg.selectAll('.group')
.data(stackedData)
.enter()
.append('g')
.attr('fill', d => colors[d.key]);
groups.selectAll('rect')
.data(d => d)
.enter()
.append('rect')
.attr('y', d => yScale(d.data.label))
.attr('x', d => xScale(d[0]))