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webalign.html
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webalign.html
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<!DOCTYPE html>
<!--
To change this license header, choose License Headers in Project Properties.
To change this template file, choose Tools | Templates
and open the template in the editor.
-->
<html>
<head>
<title>WebAlign v0.1</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
html,body{
height: 100%;
margin: 0;
overflow: hidden;
}
body{
background: purple;
padding: 0;
}
div{
position: absolute;
}
#controls{
/*background: red;*/
background: white;
}
#hsiz{
cursor: ew-resize;
}
#main{
background: white;
overflow: hidden;
}
.hsep{
width: 10px;
background: grey;
}
#navi{
background: green;
overflow: hidden;
}
#vsiz{
height: 10px;
background: grey;
cursor: ns-resize;
}
#filmstrip{
background: white;
height: 128px;
overflow: hidden;
}
canvas{
margin: 0;
padding: 0;
border: 0;
}
#cover{
background: darkgray;
opacity: 0.5;
position: absolute;
top:0;
left:0;
width: 100%;
height: 100%;
}
#popup,#popcont{
background: white;
position: absolute;
top:0;
bottom:0;
left:0;
right:0;
margin:auto;
}
#popup{
width: 500px;
height: 300px;
}
#popcont{
width: max-content;
height: max-content;
}
.stepgroup{
position:absolute;
margin:0;
padding:0;
/*background: red;*/
display:flex;
}
.stepgroup>button{
margin:0;
padding:0;
}
.ctrlrow{
position: static;
display:flex;
align-items: center;
margin-bottom: 5px;
margin-top: 5px;
}
/*input[type=range]{*/
/*width:100px;*/
/*}*/
#help{
position: absolute;
right: 0;
display: none;
width: 500px;
background: #F0F0F0;
padding: 10px;
}
kbd {
border: 1px solid #ccc;
border-radius: 4px;
padding: 0.1em 0.5em;
margin: 0 0.2em;
box-shadow: 0 1px 0px rgba(0, 0, 0, 0.2), 0 0 0 2px #fff inset;
background-color: #f7f7f7;
}
</style>
<script src="slicer.js"></script>
<script src="math.js"></script>
<script src="zipstore.js"></script>
<!--<script src="dzimage.js"></script>-->
<script src="segrle.js"></script>
<script src="dppick.js"></script>
<script src="https://cdn.jsdelivr.net/gh/Tevemadar/NetUnzip/inflater.min.js"></script>
<script src="https://cdn.jsdelivr.net/gh/Tevemadar/NetUnzip/netunzip.min.js"></script>
<script src="cache.js"></script>
<script src="zoomer.js"></script>
<script>
let args = JSON.parse(decodeURIComponent(location.search.substring(1)));
const bucket = args["clb-collab-id"];
const token = args.token;
let filename = args.filename;
async function dpurlget(bucketfile) {
return fetch(
`https://data-proxy.ebrains.eu/api/v1/buckets/${bucketfile}?redirect=false`,
{headers: {authorization: `Bearer ${token}`}}).then(response => response.json());
}
const oldisv="https://object.cscs.ch/v1/AUTH_08c08f9f119744cbbf77e216988da3eb/";
let atlas = {xdim: 1, ydim: 1, zdim: 1};
let series;
let images = [];
let fsw = 0;
let ready = false;
let gray;
async function startup() {
let start = Date.now();
if(args.embedded)
document.getElementById("saveas").style.display="none";
popup("Loading data");
window.addEventListener("resize", resize);
resize();
const url = await dpurlget(bucket + "/" + filename).then(json => json.url);
series = await fetch(url.includes("?") ? url : url + "?" + Date.now()).then(response => response.json());
if (series.hasOwnProperty("mode"))
document.getElementById("mode").selectedIndex = series.mode;
console.log(Date.now() - start, "Got series");
/*let*/ atlas = new Promise(resolve => new Worker("getlas.js?" + series.atlas)
.onmessage = event => {
if (event.data.hasOwnProperty("blob"))
resolve(event.data);
else
popup(event.data);
});
new Worker("getgray.js?" + series.atlas).onmessage = event => {
gray = new Uint8Array(event.data);
document.getElementById("modality").disabled = false;
};
// let worker=new Worker("getlas.js?"+args.get("atlas"));
const wfprefix=".nesysWorkflowFiles/zippedPyramids/";
for (let section of series.sections) {
// {"name":"hbp-00167-641_2001_2561_s001.tif","width":22500,"height":17500,"tilesize":254,"overlap":1,"format":"png"}
const fullname = section.filename;
let image;
if(!fullname.endsWith(".dzip")){
const pos = fullname.lastIndexOf(".");
const name = fullname.substring(0, pos);
image = {
...section, base: (series.bucket?series.bucket:series.oldisv) + "/" + fullname + "/" + name + "_files/", flat: name + ".flat"
};
} else {
// "filename":"10000pxtest/2022-268_InjectionSite_5X_Overview_s026.dzip"
const dzip=`${series.bucket}/.nesysWorkflowFiles/zippedPyramids/${fullname}`;
const name=fullname.slice(fullname.lastIndexOf("/")+1,-".dzip".length);
image = {...section,filename:name,dzip,base:name+"_files/",flat: name + ".flat"};
}
let w = image.width;
let h = image.height;
image.fsx = fsw;
if (w > h) {
image.fsw = 128;
image.fsh = h * 128 / w;
image.fsy = (128 - image.fsh) / 2;
} else {
image.fsh = 128;
image.fsy = 0;
image.fsw = w * 128 / h;
}
fsw += 30 + image.fsw;
let maxlevel = 0;
while (w > 1 || h > 1) {
w = (w + 1) >> 1;
h = (h + 1) >> 1;
maxlevel++;
}
image.maxlevel = maxlevel;
images.push(image);
}
fsw -= 30;
console.log(Date.now() - start, "Got DZIs");
atlas = await atlas;
atlas.blob = atlas.encoding === 1 ? new Uint8Array(atlas.blob) : new Uint16Array(atlas.blob);
console.log(Date.now() - start, "Got atlas");
console.log(atlas);
document.getElementById("atlas").innerText = atlas.name;
for (let image of images) {
if (image.hasOwnProperty("ouv"))
image.anchored = true;
image.snr = parseInt(image.filename.match(/_s(\d+)/)[1]);
}
propagate();
//stripidx=Math.min(images.length-1,(images.length>>1)+1);
if (!series.hasOwnProperty("current"))
series.current = images.length >> 1;
activateslice(series.current);
strippos = images[stripidx].fsx - (window.innerWidth - images[stripidx].fsw) / 2;
console.log(images[stripidx]);
console.log(strippos);
ready = true;
resize();
console.log(images);
cover();
}
let ctrlw = 300;
let fstrip = 128;
let width;
let mainh;
let mainw;
function resize() {
let ctrl = document.getElementById("controls");
let hsiz = document.getElementById("hsiz");
let main = document.getElementById("main");
let hsep = document.getElementById("hsep");
let navi = document.getElementById("navi");
let vsiz = document.getElementById("vsiz");
let fstr = document.getElementById("filmstrip");
let maincnv = document.getElementById("maincnv");
let navicnv = document.getElementById("navicnv");
let filmcnv = document.getElementById("filmcnv");
if (fstrip > 128)
fstrip = 128;
if (fstrip < 0)
fstrip = 0;
width = filmcnv.width = window.innerWidth;
mainh = maincnv.height = navicnv.height = window.innerHeight - fstrip - vsiz.offsetHeight;
ctrl.style.height =
hsiz.style.height =
main.style.height =
hsep.style.height =
navi.style.height =
vsiz.style.top = mainh + "px";
nfact = (mainh - 10 - 10) / (atlas.zdim + atlas.zdim + atlas.xdim);
navw = navicnv.width = nfact * Math.max(atlas.ydim, atlas.xdim);
ctrl.style.width = hsiz.style.left = ctrlw + "px";
navi.style.left = (width - navw) + "px";
navi.style.width = navw + "px";
hsep.style.left = (width - navw - hsep.offsetWidth) + "px";
main.style.left = (ctrlw + hsiz.offsetWidth) + "px";
mainw = maincnv.width = width - ctrlw - navw - hsiz.offsetWidth - hsep.offsetWidth;
main.style.width = mainw + "px";
vsiz.style.width = fstr.style.width = width + "px";
fstr.style.top = (window.innerHeight - fstrip) + "px";
filmcnv.height = fstrip;
fstr.style.height = fstrip + "px";
drawX("maincnv");
drawX("navicnv");
drawX("filmcnv");
drawstrip();
imagenavi();
// drawimage();
// drawnavi();
}
function drawX(id) {
let cnv = document.getElementById(id);
// let parent=cnv.parentNode;
// cnv.width=parent.offsetWidth;
// cnv.height=parent.offsetHeight;
let ctx = cnv.getContext("2d");
ctx.save();
ctx.fillStyle="lightgray";
ctx.fillRect(0, 0, cnv.width, cnv.height);
ctx.restore();
// ctx.clearRect(0, 0, cnv.width, cnv.height);
// ctx.lineWidth = 1;
// ctx.strokeStyle = "red";
// ctx.strokeRect(0.5, 0.5, cnv.width - 1, cnv.height - 1);
// ctx.beginPath();
// ctx.moveTo(0, 0);
// ctx.lineTo(cnv.width, cnv.height);
// ctx.moveTo(0, cnv.height);
// ctx.lineTo(cnv.width, 0);
// ctx.stroke();
}
let strippos;
let stripidx;
async function drawstrip() {
if (!ready)
return;
if (strippos > fsw - width)
strippos = fsw - width;
if (strippos < 0)
strippos = 0;
let current = images[stripidx];
let cnv = document.getElementById("filmcnv");
let ctx = cnv.getContext("2d");
ctx.clearRect(0, 0, width, fstrip);
ctx.fillStyle = "black";
let alpha = document.getElementById("stripalpha").valueAsNumber;
let so = document.getElementById("stripoutline");
so.disabled = alpha < 100;
if (so.disabled)
alpha = -alpha;
else
alpha = parseInt(so.value.substring(1), 16);
for (const image of images)
if (image.fsx - strippos >= -image.fsw && image.fsx - strippos <= width) {
if (image === current) {
ctx.fillStyle = "orange";
ctx.fillRect(image.fsx - strippos - 10, 0, image.fsw + 20, 128);
ctx.fillStyle = "black";
}
if (image.anchored) {
ctx.fillStyle = "green";
ctx.fillRect(image.fsx - strippos - 5, 0, image.fsw + 10, 128);
ctx.fillStyle = "black";
}
const icon=image.icon;
if (typeof icon === "object") {
ctx.drawImage(image.icon, image.fsx - strippos, image.fsy, image.fsw, image.fsh);
if (alpha !== 0 || !so.disabled)
drawslice(image.ouv, ctx, image.fsx - strippos, image.fsy, image.fsw, image.fsh, alpha);
} else {
ctx.fillRect(image.fsx - strippos, image.fsy, image.fsw, image.fsh);
drawslice(image.ouv, ctx, image.fsx - strippos, image.fsy, image.fsw, image.fsh, -100);
if(icon === "loading")
continue;
const dzip=image.dzip;
if(typeof dzip === "string") {
if(dzip === "loading")
continue;
image.dzip="loading";
netunzip(()=>dpurlget(dzip).then(json=>json.url)).then(dzip=>{
image.dzip=dzip;
drawstrip();
const callback=image.callback;
if(callback){
delete image.callback;
callback();
}
});
continue;
}
image.icon="loading";
let w = image.width;
let h = image.height;
let t = image.tilesize;
let l = image.maxlevel;
while (w > t || h > t) {
w = (w + 1) >> 1;
h = (h + 1) >> 1;
l--;
}
const img=document.createElement("img");
if(!dzip){
img.onload = () => {
image.icon = img;
drawstrip();
};
img.crossOrigin = "anonymous";
if(series.bucket)
dpurlget(image.base + l + "/0_0." + image.format).then(json => img.src=json.url);
else
img.src=oldisv+image.base+l+"/0_0."+image.format;
}else{
dzip.get(dzip.entries.get(image.base + l + "/0_0." + image.format))
.then(data=>{
const url=URL.createObjectURL(new Blob([data], {type: "image/"+image.format}));
img.onload=()=>{
URL.revokeObjectURL(url);
image.icon=img;
drawstrip();
};
img.src=url;
});
}
}
}
}
function stripscroll(event) {
event.preventDefault();
strippos -= event.deltaY;
drawstrip();
}
let strippick = false;
function stripdown(event) {
if (!ready)
return;
strippick = {downx: event.offsetX, mx: event.offsetX, t: Date.now()};
}
let stripmoving = false;
function stripmove(event) {
if (!strippick)
return;
let t = Date.now();
if (t === strippick.t)
return;
let v = (strippick.mx - event.offsetX) / (t - strippick.t);
strippick.mx = event.offsetX;
strippick.t = t;
if (!stripmoving) {
stripmoving = {t};
requestAnimationFrame(stripanim);
}
stripmoving.v = v;
drawstrip();
}
function stripanim() {
if (!stripmoving)
return;
let t = Date.now();
strippos += stripmoving.v * (t - stripmoving.t);
stripmoving.t = t;
stripmoving.v *= 0.95;
if (Math.abs(stripmoving.v) < 0.01)
stripmoving = false;
if (strippos > fsw - width) {
strippos = fsw - width;
stripmoving = false;
}
if (strippos < 0) {
strippos = 0;
stripmoving = false;
}
if (stripmoving)
requestAnimationFrame(stripanim);
drawstrip();
}
function stripup(event) {
if (Math.abs(strippick.downx - event.offsetX) < 2) {
stripmoving = false;
let x = event.offsetX + strippos;
for (let i = 0; i < images.length; i++) {
let image = images[i];
if (image.fsx <= x && x < image.fsx + image.fsw) {
activateslice(i);
break;
}
}
}
strippick = false;
}
// let strippick=false;
// function stripdown(event){
// if(!ready)return;
// strippick={downx:event.offsetX,base:strippos};
// }
// function stripmove(event){
// if(!strippick)return;
// strippos=strippick.base+strippick.downx-event.offsetX;
// drawstrip();
// }
// function stripup(event){
// if(Math.abs(strippick.downx-event.offsetX)<2){
// let x=event.offsetX+strippos;
// for(let i=0;i<images.length;i++){
// let image=images[i];
// if(image.fsx<=x && x<image.fsx+image.fsw){
// activateslice(i);
// break;
// }
// }
// }
// strippick=false;
// }
function strippick_remove(event) {
if (!ready)
return;
let x = event.offsetX + strippos;
for (let i = 0; i < images.length; i++) {
let image = images[i];
if (image.fsx <= x && x < image.fsx + image.fsw) {
activateslice(i);
break;
}
}
}
let ouv;
let active_image;
let undo_stack;
let undo_pos;
function activateslice(idx) {
series.current = idx;
stripidx = idx;
marker = false;
active_image = images[idx];
document.getElementById("image").innerText = active_image.filename + "\n" + active_image.width + " x " + active_image.height;
ouv = active_image.ouv.slice();
init_zoomer();
imagenavi();
// drawimage();
drawstrip();
// drawnavi();
// drawcut();
init_undo();
}
let zoomer;
function init_zoomer() {
if(zoomer)
zoomer.stop();
zoomer=false;
const {width, height, tilesize, overlap, format, base, dzip, maxlevel, fullcanvas/*,ouv*/} = active_image;
if(typeof dzip === "string") {
active_image.callback = init_zoomer;
return;
}
const DZIcfg={
Width:width,
Height:height,
TileSize:tilesize,
MaxLevel:maxlevel
};
DZIcfg.Overlay=(ctx, canvaswidth, canvasheight, cutx, cuty, cutw, cuth)=>{
let x = 0, y = 0;
let w = canvaswidth, h = canvasheight;
if (w / h < width / height) {
h = Math.floor(w * height / width);
y = (canvasheight - h) / 2;
} else {
w = Math.floor(h * width / height);
x = (canvaswidth - w) / 2;
}
mainimg = {x, y, w, h};
let alpha = document.getElementById("mainalpha").valueAsNumber;
if (alpha > 0) { // todo: rate limit
let mo = document.getElementById("mainoutline");
mo.disabled = alpha < 100;
if (mo.disabled)
alpha = -alpha;
else
alpha = parseInt(mo.value.substring(1), 16);
slice = {...drawslice(ouv, ctx, x, y, w, h, alpha), x, y, w, h};
drawpop();
if (marker) {
ctx.strokeStyle = "black";
ctx.lineWidth = 2;
ctx.beginPath();
switch (marker.type) {
case "cross":
ctx.moveTo(x + w * marker.x - 10, y + h * marker.y);
ctx.lineTo(x + w * marker.x + 10, y + h * marker.y);
ctx.moveTo(x + w * marker.x, y + h * marker.y - 10);
ctx.lineTo(x + w * marker.x, y + h * marker.y + 10);
break;
case "vscale":
ctx.moveTo(0, y + h * marker.y);
ctx.lineTo(mainw, y + h * marker.y);
// ctx.moveTo(0,mainy);
// ctx.lineTo(mainw,mainy);
break;
case "hscale":
ctx.moveTo(x + w * marker.x, 0);
ctx.lineTo(x + w * marker.x, mainh);
// ctx.moveTo(mainx,0);
// ctx.lineTo(mainx,mainh);
break;
case "rotate":
ctx.moveTo(x + w * marker.x - 5, y + h * marker.y);
ctx.lineTo(x + w * marker.x + 5, y + h * marker.y);
ctx.moveTo(x + w * marker.x, y + h * marker.y - 5);
ctx.lineTo(x + w * marker.x, y + h * marker.y + 5);
ctx.stroke();
ctx.beginPath();
ctx.arc(x + w * marker.x, y + h * marker.y, 10, 3 * Math.PI / 4, Math.PI / 4);
break;
}
ctx.stroke();
}
}
};
// TODO: consolidate copy-paste
if(dzip){
DZIcfg.Load=async (level,x,y) => {
const data=await dzip.get(dzip.entries.get(`${base}${maxlevel-level}/${x}_${y}.${format}`));
const url=URL.createObjectURL(new Blob([data], {type: "image/"+format}));
const tile = document.createElement("img");
await new Promise((resolve, reject) => {
tile.onerror = reject;
tile.onload = resolve;
tile.crossOrigin = "anonymous";
tile.src = url;
});
URL.revokeObjectURL(url);
const canvas=document.createElement("canvas");
canvas.width = tilesize;
canvas.height = tilesize;
canvas.getContext("2d").drawImage(tile, x === 0 ? 0 : -overlap, y === 0 ? 0 : -overlap);
return canvas;
};
}else if(series.bucket){
DZIcfg.Load=async (level,x,y) => {
const json=await dpurlget(`${base}${maxlevel-level}/${x}_${y}.${format}`);
const tile = document.createElement("img");
await new Promise((resolve, reject) => {
tile.onerror = reject;
tile.onload = resolve;
tile.crossOrigin = "anonymous";
tile.src = json.url;
});
const canvas=document.createElement("canvas");
canvas.width = tilesize;
canvas.height = tilesize;
canvas.getContext("2d").drawImage(tile, x === 0 ? 0 : -overlap, y === 0 ? 0 : -overlap);
return canvas;
};
}else{
DZIcfg.Load=async (level,x,y) => {
let tile = document.createElement("img");
await new Promise((resolve, reject) => {
tile.onerror = reject;
tile.onload = resolve;
tile.crossOrigin = "anonymous";
tile.src = `${oldisv}${base}${maxlevel-level}/${x}_${y}.${format}`;
});
const canvas=document.createElement("canvas");
canvas.width = tilesize;
canvas.height = tilesize;
canvas.getContext("2d").drawImage(tile, x === 0 ? 0 : -overlap, y === 0 ? 0 : -overlap);
return canvas;
};
}
const canvas=document.getElementById("maincnv");
zoomer = new ZoomView(canvas,DZIcfg);
drawimage();
}
function init_undo() {
undo_stack = [images[stripidx].anchored ? ouv.slice() : false];
undo_pos = 0;
document.getElementById("undo").disabled = document.getElementById("redo").disabled = true;
}
function store_undo(clearing) {
active_image.anchored = !clearing;
active_image.ouv = ouv.slice();
undo_pos++;
undo_stack.splice(undo_pos);
undo_stack.push(clearing?false:ouv.slice());
document.getElementById("undo").disabled = false;
document.getElementById("redo").disabled = true;
// Clearing nonlinear markers from altered sections - feature deactivated on user request
// delete series.sections[stripidx].markers;
// let idx = stripidx - 1;
// while (idx >= 0 && !images[idx].anchored) {
// delete series.sections[idx].markers;
// idx--;
// }
// idx = stripidx + 1;
// while (idx < images.length && !images[idx].anchored) {
// delete series.sections[idx].markers;
// idx++;
// }
propagate();
drawstrip();
}
function apply_xdo() {
document.getElementById("undo").disabled = undo_pos === 0;
document.getElementById("redo").disabled = undo_pos === undo_stack.length - 1;
const item = undo_stack[undo_pos];
if(item) {
active_image.anchored = true;
ouv = item.slice();
active_image.ouv = item.slice();
} else {
active_image.anchored = false;
}
propagate();
if(!item)
ouv = active_image.ouv.slice();
imagenavi();
drawstrip();
}
function undo() {
undo_pos--;
apply_xdo();
}
function redo() {
undo_pos++;
apply_xdo();
}
function ouv_clear() {
if (!ready)
return;
store_undo(true);
// switch (document.getElementById("mode").selectedIndex) {
// case 0:
// ouv = [0, atlas.ydim / 2, atlas.zdim - 1,
// atlas.xdim, 0, 0,
// 0, 0, -atlas.zdim];
// break;
// case 1:
// ouv = [atlas.xdim / 2, atlas.ydim - 1, atlas.zdim - 1,
// 0, -atlas.ydim, 0,
// 0, 0, -atlas.zdim];
// break;
// case 2:
// ouv = [0, atlas.ydim - 1, atlas.zdim / 2,
// 0, -atlas.ydim, 0,
// atlas.xdim, 0, 0];
// break;
// }
// imagenavi();
//// drawimage();
//// drawnavi();
}
let mainimg = false;
let marker = false;
let slice = false;
function drawimage(){
if(!zoomer)
return;
const {width, height} = active_image;
const canvas=document.getElementById("maincnv");
const cw = canvas.width;
const ch = canvas.height;
const w = width;
const h = height;
if (w / h < cw / ch) {
zoomer.prepare({
cutx: (w - h * cw / ch) / 2,
cuty: 0,
cutw: h * cw / ch,
cuth: h
});
} else {
zoomer.prepare({
cutx: 0,
cuty: (h - w * ch / cw) / 2,
cutw: w,
cuth: w * ch / cw
});
}
}
let drawpopscaping = false;
let drawpopdata = 0;
function drawpop() {
if (!slice)
return;
const x = Math.round((mainx - slice.x) * slice.width / slice.w);
const y = Math.round((mainy - slice.y) * slice.height / slice.h);
const out = x < 0 || y < 0 || x >= slice.width || y >= slice.height;
const d = out ? 0 : slice.data[x + y * slice.width];
let newscaping = drawpopscaping;
if (mainy < mainh / 3)
newscaping = false;
if (mainy > mainh * 2 / 3)
newscaping = true;
if (d === 0) {
drawpopscaping = newscaping;
if (drawpopdata !== 0) {
drawpopdata = 0;
drawimage();
}
} else {
if (newscaping !== drawpopscaping) {
drawpopscaping = newscaping;
drawpopdata = 0;
drawimage();
} else if (drawpopdata !== d) {
drawpopdata = d;
const pop = atlas.labels[d];
const ctx = document.getElementById("maincnv").getContext("2d");
ctx.fillStyle = "rgb(" + pop.r + "," + pop.g + "," + pop.b + ")";
if (drawpopscaping)
ctx.fillRect(0, 0, mainw, 60);
else
ctx.fillRect(0, mainh - 60, mainw, 60);
let fontsize = 40;
do {
ctx.font = `${fontsize}px sans-serif`;
fontsize--;
} while (ctx.measureText(pop.name).width > mainw - 20 && fontsize > 1);
ctx.fillStyle = "#000000";
ctx.textAlign = "center";
ctx.textBaseline = "middle";
if (drawpopscaping)
ctx.fillText(pop.name, mainw / 2, 30);
else
ctx.fillText(pop.name, mainw / 2, mainh - 30);
}
}
}
let navw = 0;
let nfact;
let zfact;
let xfact;
let midpoint;
function drawnavi() {
if (!ready)
return;
let {xdim, ydim, zdim} = atlas;
let cnv = document.getElementById("navicnv");
let ctx = cnv.getContext("2d");
ctx.clearRect(0, 0, cnv.width, cnv.height);
// let nfact=(mainh-10-10)/(atlas.zdim+atlas.zdim+atlas.xdim);
let points = [[0, 0], [1, 0], [1, 1], [0, 1], [0.5, 0.5]].map(uv =>
[0, 1, 2].map(idx => ouv[idx] + uv[0] * ouv[idx + 3] + uv[1] * ouv[idx + 6]));
// let x=ouv[0]+(ouv[3]+ouv[6])/2;
// let y=ouv[1]+(ouv[4]+ouv[7])/2;
// let z=ouv[2]+(ouv[5]+ouv[8])/2;
xfact = xdim * nfact;
zfact = zdim * nfact;
let navi = document.getElementById("navi");
let g1 = document.getElementById("group1");
g1.style.left = navi.offsetLeft + "px";
g1.style.top = navi.offsetTop + "px";
let g2 = document.getElementById("group2");
g2.style.left = navi.offsetLeft + "px";
g2.style.top = navi.offsetTop + zfact + 10 + "px";
let g3 = document.getElementById("group3");
g3.style.left = navi.offsetLeft + navw - xfact + "px";
g3.style.top = navi.offsetTop + zfact + xfact + 10 + 10 + "px";
ctx.fillStyle = "black";
ctx.fillRect(0, 0, navw, zfact);
ctx.fillRect(0, zfact + 10, navw, xfact);
ctx.fillRect(navw - xfact, zfact + xfact + 10 + 10, xfact, zfact);
drawslice([points[4][0], ydim - 1, zdim - 1,
0, -ydim, 0,
0, 0, -zdim], ctx, 0, 0, navw, zfact, -100);
drawslice([xdim - 1, ydim - 1, points[4][2],
0, -ydim, 0,
-xdim, 0, 0], ctx, 0, zfact + 10, navw, xfact, -100);
drawslice([0, points[4][1], zdim - 1,
xdim, 0, 0,
0, 0, -zdim], ctx, navw - xfact, zfact + xfact + 10 + 10, xfact, zfact, -100);
let npoints = points.map(p => [p[0] * nfact, navw - p[1] * nfact, zfact - p[2] * nfact]);
midpoint = npoints[4];
ctx.lineWidth = 2;
ctx.beginPath();
ctx.moveTo(npoints[0][1], npoints[0][2]);
ctx.lineTo(npoints[1][1], npoints[1][2]);
ctx.lineTo(npoints[2][1], npoints[2][2]);
ctx.lineTo(npoints[3][1], npoints[3][2]);
ctx.closePath();
ctx.fillStyle = "blue";
ctx.globalAlpha = 0.2;
ctx.fill();
ctx.globalAlpha = 1;
ctx.strokeStyle = "yellow";
ctx.stroke();
ctx.beginPath();
ctx.arc(npoints[4][1], npoints[4][2], 3, 0, Math.PI * 2);
ctx.closePath();
ctx.fillStyle = "yellow";
ctx.fill();
ctx.beginPath();
ctx.moveTo(npoints[0][1], xfact - npoints[0][0] + zfact + 10);
ctx.lineTo(npoints[1][1], xfact - npoints[1][0] + zfact + 10);
ctx.lineTo(npoints[2][1], xfact - npoints[2][0] + zfact + 10);
ctx.lineTo(npoints[3][1], xfact - npoints[3][0] + zfact + 10);
ctx.closePath();
ctx.fillStyle = "blue";
ctx.globalAlpha = 0.2;
ctx.fill();
ctx.globalAlpha = 1;
ctx.strokeStyle = "yellow";
ctx.stroke();
ctx.beginPath();
ctx.arc(npoints[4][1], xfact - npoints[4][0] + zfact + 10, 3, 0, Math.PI * 2);
ctx.closePath();
ctx.fillStyle = "yellow";
ctx.fill();
ctx.beginPath();
ctx.moveTo(npoints[0][0] + navw - xfact, npoints[0][2] + zfact + 10 + xfact + 10);
ctx.lineTo(npoints[1][0] + navw - xfact, npoints[1][2] + zfact + 10 + xfact + 10);
ctx.lineTo(npoints[2][0] + navw - xfact, npoints[2][2] + zfact + 10 + xfact + 10);
ctx.lineTo(npoints[3][0] + navw - xfact, npoints[3][2] + zfact + 10 + xfact + 10);
ctx.closePath();
ctx.fillStyle = "blue";
ctx.globalAlpha = 0.2;
ctx.fill();
ctx.globalAlpha = 1;
ctx.strokeStyle = "yellow";
ctx.stroke();
ctx.beginPath();
ctx.arc(npoints[4][0] + navw - xfact, npoints[4][2] + zfact + 10 + xfact + 10, 3, 0, Math.PI * 2);
ctx.closePath();
ctx.fillStyle = "yellow";
ctx.fill();
}
function drawcut() {
}
let storeclick=false;
let drag_ouv;
let drag = false;
function mup(event) {
if (drag) {
drag = false;
if(drag_ouv && drag_ouv.some((e,i) => e !== ouv[i]))
store_undo();
drag_ouv = false;
if (marker) {
marker.type = "cross";
drawimage();
}
}
}
function hresize(event) {
drag = {type: "hresize", x: event.target.offsetWidth - event.offsetX};
}
function vresize(event) {
drag = {type: "vresize", y: event.target.offsetHeight - event.offsetY};
}
function range(v, c, r) {
return v >= c - r && v <= c + r;
}
function ndrag(event) {
if(storeclick){
storeclick=false;
store_undo();
}
// ctx.arc(npoints[4][1],npoints[4][2],3,0,Math.PI*2);
// ctx.arc(npoints[4][1],npoints[4][0]+zfact+10,3,0,Math.PI*2);
// ctx.arc(npoints[4][0]+navw-xfact,npoints[4][2]+zfact+10+xfact+10,3,0,Math.PI*2);
drag = {x: event.offsetX, y: event.offsetY};
drag_ouv = ouv.slice();
if (range(event.offsetX, midpoint[1], 5) && range(event.offsetY, midpoint[2], 5)) {
drag.type = "sdrag";
} else if (range(event.offsetX, midpoint[1], 5) && range(event.offsetY, xfact - midpoint[0] + zfact + 10, 5)) {
drag.type = "hdrag";
} else if (range(event.offsetX, midpoint[0] + navw - xfact, 5) && range(event.offsetY, midpoint[2] + zfact + 10 + xfact + 10, 5)) {
drag.type = "cdrag";
} else if (event.offsetY < zfact) {
drag.type = "srot";
} else if (event.offsetY > zfact + 10 + xfact + 10) {
drag.type = "crot";
} else
drag.type = "hrot";
}
let mainx = -1, mainy = -1;
function mainmove(event) {
mainx = event.offsetX;
mainy = event.offsetY;
drawpop();
}
function maindrag(event) {
if(storeclick){