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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<script src="/webpage/openpose-stickfigure/lib/p5.js"></script> <!-- https://cdnjs.cloudflare.com/ajax/libs/p5.js/1.5.0/p5.js -->
<link rel="stylesheet" type="text/css" href="/webpage/openpose-stickfigure/style.css">
<meta charset="utf-8" />
</head>
<body>
<div class="view">
<p>Click and drag the joints to pose the figure</p>
<div>
<label for="iwidth">Width</label>
<input type="text" id="iwidth" name="iwidth" value="900" autocomplete=off style="max-width: 40px;" oninput="resizeCanv()">
</div>
<div>
<label for="iheight">Height</label>
<input type="text" id="iheight" name="iheight" value="512" autocomplete=off style="max-width: 40px;" oninput="resizeCanv()">
</div>
<div style="display: flex; gap: 5px;">
</div>
<div class="canv">
<main></main>
<div class="canv-controls">
<p>Pose Presets</p>
<select id="pose-presets" onchange="poseSelected()" autocomplete=off>
</select>
<input type="button" value="Reset Pose" onclick="resetPose()">
<div style="display: flex; gap: 5px;">
<input type="button" value="Flip H" style="flex-grow: 1;" onclick="flipJoints('h')">
<input type="button" value="Flip V" style="flex-grow: 1;" onclick="flipJoints('v')">
</div>
<label for="offsetX" style="font-size: 0.9em">Offset X</label>
<input id="offsetX" name="offsetX" type="range" autocomplete=off oninput="offsetChanged()">
<label for="offsetY" style="font-size: 0.9em">Offset Y</label>
<input id="offsetY" name="offsetY" type="range" autocomplete=off oninput="offsetChanged()">
<label for="offsetZ" style="font-size: 0.9em">Offset Z</label>
<input id="offsetZ" name="offsetZ" type="range" autocomplete=off oninput="offsetChanged()">
<input type="button" value="Reset Offset" onclick="resetOffset()">
<p>Bone Style</p>
<form style="padding-bottom: 5px;">
<input id="radio-ellipse" type="radio" name="radio-bone" checked="checked" autocomplete=off onclick="setBoneStyle('ellipse')">
<label for="radio-ellipse">Ellipse</label>
<input type="radio" name="radio-bone" autocomplete=off onclick="setBoneStyle('line')">
<label for="radio-line">Line</label>
</form>
<label for="bone-width">Bone Width</label>
<input id="bone-width" name="bone-width" type="range" min="0.1" max="20" step="0.1" autocomplete=off oninput="boneWidthChanged()">
<label for="joint-diameter">Joint Diameter</label>
<input id="joint-diameter" name="joint-diameter" type="range" min="0.1" max="20" step="0.1" autocomplete=off oninput="jointDiamaterChanged()">
<input type="button" value="Reset Size" onclick="resetBoneJointSize()">
<p>Mirror Joints</p>
<form>
<input id="mirror-joints-h" type="checkbox" name="mirror-joints-h" autocomplete=off onclick="mirrorJointsChanged('h')">
<label for="mirror-joints-h">Horizontally</label>
</form>
<form>
<input id="mirror-joints-v" type="checkbox" name="mirror-joints-v" autocomplete=off onclick="mirrorJointsChanged('v')">
<label for="mirror-joints-v">Vertically</label>
</form>
</div>
</div>
<p>Hint: <span id="hover-info"></span></p>
<div>
<input type="button" value="PRINT" onclick="exportPose()">
</div>
<textarea id="pose-json" rows="2" cols="70" autocomplete=off></textarea>
</div>
<script src="/webpage/openpose-stickfigure/joint.js"></script>
<script src="/webpage/openpose-stickfigure/bone.js"></script>
<script src="/webpage/openpose-stickfigure/poses.js"></script>
<script>
let canvasSize;
let overlayImg;
let overlaySize;
let overlayEnabled = false;
let bones = {};
let joints = {};
let JointInfoLabel;
let offsetSliders = {};
let boneWidthSlider;
let jointDiamaterSlider;
let selectedPose = poses['default'].pose;
// [color, mirrorJoint, mirrorAnchor]
let jointDef = {
"rWrist": ["#aaff00", "lWrist", "upperChest"],
"rElbow": ["#ffff00", "lElbow", "upperChest"],
"rShoulder": [ "#ffaa00", "lShoulder", "upperChest"],
"rHip": ["#00ffaa", "lHip", "upperChest"],
"rKnee": ["#00ffff", "lKnee", "upperChest"],
"rAnkle": ["#00aaff", "lAnkle", "upperChest"],
"lWrist": ["#00ff55", "rWrist", "upperChest"],
"lElbow": ["#33ff00", "rElbow", "upperChest"],
"lShoulder": ["#88ff00", "rShoulder", "upperChest"],
"lHip": ["#0055ff", "rHip", "upperChest"],
"lKnee": ["#0000ff", "rKnee", "upperChest"],
"lAnkle": ["#5500ff", "rAnkle", "upperChest"],
"upperChest": ["#ff5500", null, null],
"nose": ["#ff0000", null, null],
"rHeadInner": ["#aa00ff", "lHeadInner", "nose"],
"rHeadOuter": ["#ff00aa", "lHeadOuter", "nose"],
"lHeadInner": ["#ff00ff", "rHeadInner", "nose"],
"lHeadOuter": ["#ff0055", "rHeadOuter", "nose"]
}
// [jointA, jointB, color]
let boneDef = {
"rWrist": ["rWrist", "rElbow", "#999900"],
"rElbow": ["rElbow", "rShoulder", "#996600"],
"rShoulder": ["rShoulder", "upperChest", "#990000"],
"rHip": ["rHip", "upperChest", "#009900"],
"rKnee": ["rKnee", "rHip", "#009933"],
"rAnkle": ["rAnkle", "rKnee", "#009966"],
"lWrist": ["lWrist", "lElbow", "#339900"],
"lElbow": ["lElbow", "lShoulder", "#669900"],
"lShoulder": ["lShoulder", "upperChest", "#993300"],
"lHip": ["lHip", "upperChest", "#009999"],
"lKnee": ["lKnee", "lHip", "#006699"],
"lAnkle": ["lAnkle", "lKnee", "#003399"],
"upperChest": ["upperChest", "nose", "#000099"],
"rHeadInner": ["rHeadInner", "nose", "#330099"],
"rHeadOuter": ["rHeadOuter", "rHeadInner", "#660099"],
"lHeadInner": ["lHeadInner", "nose", "#990099"],
"lHeadOuter": ["lHeadOuter", "lHeadInner", "#990066"]
}
function setup() {
canvasSize = {
x: document.getElementById("iwidth").value,
y: document.getElementById("iheight").value
}
createCanvas(canvasSize.x, canvasSize.y);
Joint.offset = {x: 0, y: 0, z: 0};
for (let joint in jointDef) {
let j = jointDef[joint];
let jPos = selectedPose[joint];
joints[joint] = new Joint(jPos[0], jPos[1], j[0]);
joints[joint].x += canvasSize.x/2;
joints[joint].y += canvasSize.y/2;
}
for (let bone in boneDef) {
let b = boneDef[bone];
bones[bone] = new Bone(joints[b[0]], joints[b[1]], b[2]);
}
for (let joint in jointDef) {
if (jointDef[joint][1])
joints[joint].mirrorJoint = joints[jointDef[joint][1]];
if (jointDef[joint][2])
joints[joint].mirrorAnchor = joints[jointDef[joint][2]];
}
resetUI();
}
function getCanvasBase64() {
// Assuming that your canvas element has been added to the DOM
let canvasElem = document.querySelector('canvas');
if (!canvasElem) {
console.error("Canvas not found!");
return null;
}
// Convert canvas to Data URL (base64 image)
let dataURL = canvasElem.toDataURL("image/png");
return dataURL;
}
function draw() {
background(0);
if (overlayImg && overlayEnabled) {
let x = (canvasSize.x - overlaySize.x) / 2;
let y = (canvasSize.y - overlaySize.y) / 2;
tint(255, 127);
image(overlayImg, x, y, overlaySize.x, overlaySize.y);
}
for (let bone in bones) {
bones[bone].show();
}
JointInfoLabel.textContent = "<hover over joint>";
for (let joint in joints) {
let j = joints[joint];
j.update();
j.show();
if (j.isOver()) {
JointInfoLabel.textContent = joint;
}
}
}
function mousePressed() {
for (let joint in joints) {
joints[joint].pressed();
}
}
function mouseReleased() {
for (let joint in joints) {
joints[joint].released();
}
}
function resizeCanv() {
let pose = getPose();
canvasSize = {
x: Math.max(64, document.getElementById("iwidth").value),
y: Math.max(64, document.getElementById("iheight").value)
}
resizeCanvas(canvasSize.x, canvasSize.y);
resetOffset();
setPose(pose);
if (overlayImg) {
let ratio = Math.min(canvasSize.x / overlayImg.width, canvasSize.y / overlayImg.height);
overlaySize = { x: overlayImg.width*ratio, y: overlayImg.height*ratio };
}
}
function resetPose() {
resetOffset();
setPose(selectedPose);
}
function loadOverlay(event) {
let reader = new FileReader();
reader.onload = function() {
overlayImg = loadImage(reader.result);
overlayEnabled = false;
setTimeout(() => {
let ratio = Math.min(canvasSize.x / overlayImg.width, canvasSize.y / overlayImg.height);
overlaySize = { x: overlayImg.width*ratio, y: overlayImg.height*ratio };
overlayEnabled = true;
}, "500")
}
reader.readAsDataURL(event.target.files[0]);
}
function toggleOverlay() {
overlayEnabled = !overlayEnabled;
}
function getPose() {
let pose = {};
for (let jointName in joints) {
let joint = joints[jointName];
let dim = { x: canvasSize.x/2, y: canvasSize.y/2};
pose[jointName] = [round(joint.x-dim.x), round(joint.y-dim.y)];
}
return pose;
}
function exportPose() {
let pose = getPose();
let out = "";
let i = 0;
for (let joint in pose) {
if (i % 2 == 0) out += '\n';
out += `"${joint}": [${pose[joint][0]}, ${pose[joint][1]}], `;
i++;
}
out = "{" + out.substring(1, out.length-2) + "}";
let e = document.getElementById("pose-json");
e.value = out;
// Get base64 representation of the canvas
let base64Image = getCanvasBase64();
// Send data to Node-RED
fetch('/receivepose', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({
poseData: out,
image: base64Image
})
}).then(response => {
return response.json();
}).then(data => {
console.log("Data sent and response received:", data);
}).catch(error => {
console.error("Error sending data:", error);
});
console.log(JSON.stringify(getPose()).replaceAll('],"', '],\n"').replaceAll('{"', '{\n"').replaceAll(']}', ']\n}'));
}
function importPose() {
let e = document.getElementById("pose-json");
let pose = JSON.parse(e.value);
setPose(pose);
e.value = "";
}
function setPose(pose) {
let dim = { x: canvasSize.x/2, y: canvasSize.y/2};
for (joint in pose) {
joints[joint].x = pose[joint][0] + dim.x;
joints[joint].y = pose[joint][1] + dim.y;
}
}
function resetUI() {
JointInfoLabel = document.getElementById("hover-info");
offsetSliders.x = document.getElementById("offsetX");
offsetSliders.y = document.getElementById("offsetY");
offsetSliders.z = document.getElementById("offsetZ");
boneWidthSlider = document.getElementById("bone-width");
jointDiamaterSlider = document.getElementById("joint-diameter");
offsetSliders.x.min = -canvasSize.x;
offsetSliders.x.max = canvasSize.x;
offsetSliders.x.value = 0;
offsetSliders.y.min = -canvasSize.y;
offsetSliders.y.max = canvasSize.y;
offsetSliders.y.value = 0;
offsetSliders.z.min = -5;
offsetSliders.z.max = 5;
offsetSliders.z.value = 0;
offsetSliders.z.step = 0.1;
boneWidthSlider.value = 8;
jointDiamaterSlider.value = 8;
boneWidthChanged();
jointDiamaterChanged();
document.getElementById('radio-ellipse').checked = true;
setBoneStyle('ellipse');
let poseSelect = document.getElementById("pose-presets");
for (pose in poses) {
let option = document.createElement("option");
option.value = pose;
option.text = poses[pose].name;
poseSelect.add(option);
}
}
function offsetChanged() {
Joint.offset.x = offsetSliders.x.value*1;
Joint.offset.y = offsetSliders.y.value*-1;
Joint.offset.z = offsetSliders.z.value*1;
}
function setBoneStyle(value) {
Bone.style = value;
}
function boneWidthChanged() {
Bone.width = boneWidthSlider.value*1;
}
function jointDiamaterChanged() {
Joint.diameter = jointDiamaterSlider.value*1;
}
function resetOffset() {
offsetSliders.x.value = 0;
offsetSliders.y.value = 0;
offsetSliders.z.value = 0;
offsetChanged();
}
function resetBoneJointSize() {
boneWidthSlider.value = 8;
jointDiamaterSlider.value = 8;
boneWidthChanged();
jointDiamaterChanged();
}
function mirrorJointsChanged(axis) {
if (axis == "h") {
let e = document.getElementById("mirror-joints-h");
Joint.mirrorH = e.checked;
}
else if (axis == "v") {
let e = document.getElementById("mirror-joints-v");
Joint.mirrorV = e.checked;
}
}
function poseSelected() {
let e = document.getElementById("pose-presets");
selectedPose = poses[e.value].pose;
resetPose();
}
function flipJoints(axis) {
let pose = getPose();
let i = axis == "h" ? 0 : 1;
for (joint in pose) {
pose[joint][i] *= -1;
}
resetOffset();
setPose(pose);
}
</script>
<script src="/webpage/openpose-stickfigure/utils.js"></script>
</body>
</html>