Files
AI-on-the-edge-device/sd-card/html/edit_reference.html
2020-12-22 08:08:07 +01:00

273 lines
9.4 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<title>Make Reference</title>
<meta charset="utf-8"/>
<style>
h1 {font-size: 2em;}
h2 {font-size: 1.5em; margin-block-start: 0.0em; margin-block-end: 0.2em;}
h3 {font-size: 1.2em;}
p {font-size: 1em;}
input[type=number] {
width: 100px;
margin-right: 10px;
padding: 3px 5px;
display: inline-block;
border: 1px solid #ccc;
font-size: 16px;
}
.button {
padding: 5px 10px;
width: 210px;
font-size: 16px;
}
table {
padding: 5px;
}
</style>
</head>
<body style="font-family: arial; padding: 0px 10px;">
<h2>Create Reference out of Raw Image</h2>
<table>
<tr>
<td><input class="button" type="button" value="Show Actual Reference" onclick="showReference()"></td>
<td><input class="button" type="button" value="Create New Reference" onclick="loadRawImage()"></td>
<td><input class="button" type="submit" id="take" onclick="doTake()" value="Take Image"></td>
</tr>
<tr>
<td style="padding-top: 10px"><label for="mirror">Mirror Image:</label></td>
<td style="padding-top: 10px"><input type="checkbox" id="mirror" name="mirror" value="1" onchange="drawRotated()"></td>
</tr>
<tr>
<td><label for="mirror">Pre-rotate Angle:</label></td>
<td><input type="number" id="prerotateangle" name="prerotateangle" value=0 min="-360" max="360" onchange="drawRotated()">Degrees</td>
</tr>
<tr>
<td><label for="mirror">Fine Alignment:</label></td>
<td><input type="number" id="finerotate" name="finerotate" value=0.0 min="-1" max="1" step="0.2" onchange="drawRotated()">Degrees</td>
</tr>
</table>
<table>
<tr>
<td><canvas id="canvas"></canvas></td>
</tr>
<tr>
<td><input class="button" type="button" id="updatereferenceimage" value="Update Reference Image" onclick="SaveReference()"></td>
</tr>
</table>
<script type="text/javascript" src="./gethost.js"></script>
<script type="text/javascript" src="./readconfig.js"></script>
<script language="JavaScript">
var canvas = document.getElementById('canvas'),
ctx = canvas.getContext('2d'),
imageObj = new Image()
basepath = "http://192.168.178.26";
isActReference = false;
function doTake(){
var xhttp = new XMLHttpRequest();
url = basepath + "/editflow.html?task=test_take";
if (basepath.length > 0){
url = url + "&host=" + basepath;
}
xhttp.open("GET", url, false);
xhttp.send();
loadRawImage();
}
function loadRawImage(){
url = basepath + "/img_tmp/raw.jpg" + "?session=" + Math.floor((Math.random() * 1000000) + 1);
document.getElementById("finerotate").value = 0;
document.getElementById("prerotateangle").value = getPreRotate();
document.getElementById("mirror").checked = getMirror();
document.getElementById("finerotate").disabled = false;
document.getElementById("prerotateangle").disabled = false;
document.getElementById("updatereferenceimage").disabled = false;
document.getElementById("take").disabled = false;
document.getElementById("mirror").disabled = false;
// document.getElementById("ButtonRotate").disabled = false;
isActReference = false;
loadCanvas(url);
drawRotated();
}
function showReference(){
url = basepath + "/fileserver/config/reference.jpg" + "?session=" + Math.floor((Math.random() * 1000000) + 1);;
document.getElementById("finerotate").value = 0;
document.getElementById("prerotateangle").value = 0;
document.getElementById("finerotate").disabled = true;
document.getElementById("prerotateangle").disabled = true;
document.getElementById("updatereferenceimage").disabled = true;
document.getElementById("take").disabled = true;
document.getElementById("mirror").disabled = true;
isActReference = true;
loadCanvas(url);
ParseConfig();
drawRotated();
}
function dataURLtoBlob(dataurl) {
var arr = dataurl.split(','), mime = arr[0].match(/:(.*?);/)[1],
bstr = atob(arr[1]), n = bstr.length, u8arr = new Uint8Array(n);
while(n--){
u8arr[n] = bstr.charCodeAt(n);
}
return new Blob([u8arr], {type:mime});
}
function SaveReference(){
if (confirm("Are you sure you want to update the reference image?")) {
setPreRotate(document.getElementById("prerotateangle").value);
setMirror(document.getElementById("mirror").checked);
UpdateConfigFileReferenceChange(basepath);
var canvas = document.getElementById("canvas");
drawRotated(false);
SaveCanvasToImage(canvas, "/config/reference.jpg", true, basepath);
showReference();
UpdatePage();
}
}
function loadCanvas(dataURL) {
var canvas = document.getElementById('canvas');
var context = canvas.getContext('2d');
imageObj.onload = function() {
canvas.width = this.width;
canvas.height = this.height;
drawRotated();
};
imageObj.src = dataURL;
}
function getCoords(elem) { // crossbrowser version
var box = elem.getBoundingClientRect();
var body = document.body;
var docEl = document.documentElement;
var scrollTop = window.pageYOffset || docEl.scrollTop || body.scrollTop;
var scrollLeft = window.pageXOffset || docEl.scrollLeft || body.scrollLeft;
var clientTop = docEl.clientTop || body.clientTop || 0;
var clientLeft = docEl.clientLeft || body.clientLeft || 0;
var top = box.top + scrollTop - clientTop;
var left = box.left + scrollLeft - clientLeft;
return { top: Math.round(top), left: Math.round(left) };
}
function init() {
canvas.addEventListener('mousemove', mouseMove, false);
basepath = getbasepath();
loadConfig(basepath);
ParseConfig();
showReference();
}
function drawRotated(_grid = true){
finerot= parseFloat(document.getElementById("finerotate").value);
prerot = parseFloat(document.getElementById("prerotateangle").value);
mirror = document.getElementById("mirror").checked;
if (finerot == 1) {
prerot+=1
finerot = 0
}
if (finerot == -1) {
prerot-=1
finerot = 0
}
degrees = finerot + prerot;
document.getElementById("finerotate").value = finerot;
document.getElementById("prerotateangle").value = prerot;
var canvas = document.getElementById('canvas');
var context = canvas.getContext('2d');
context.clearRect(0,0,imageObj.width,imageObj.height);
context.save();
if (mirror) {
context.scale(-1, 1);
context.translate(-imageObj.width/2,imageObj.height/2);
context.rotate(-degrees*Math.PI/180);
context.drawImage(imageObj, imageObj.width/2,-imageObj.height/2, -imageObj.width, imageObj.height);
}
else {
context.translate(imageObj.width/2,imageObj.height/2);
context.rotate(degrees*Math.PI/180);
context.drawImage(imageObj,-imageObj.width/2,-imageObj.height/2);
}
context.restore();
if (_grid == true && !isActReference){
drawGrid();
}
}
function drawGrid(){
var canvas = document.getElementById('canvas');
var ctx = canvas.getContext('2d');
w = canvas.width;
h = canvas.height;
ctx.save();
ctx.strokeStyle = '#00FF00';
for (i = h/2; i < h; i += 100)
{
ctx.moveTo(0, i);
ctx.lineTo(w, i);
ctx.stroke();
ctx.moveTo(0, h-i);
ctx.lineTo(w, h-i);
ctx.stroke();
}
for (i = w/2; i < w; i += 100)
{
ctx.moveTo(i, 0);
ctx.lineTo(i, h);
ctx.stroke();
ctx.moveTo(w-i, 0);
ctx.lineTo(w-i, h);
ctx.stroke(); }
ctx.restore();
}
function mouseMove(e) {
drawRotated();
var canvas = document.getElementById('canvas');
var context = canvas.getContext('2d');
zw = getCoords(this);
x = e.pageX - zw.left;
y = e.pageY - zw.top;
context.lineWidth = 2;
context.strokeStyle = "#00FF00";
context.beginPath();
context.moveTo(0,y);
context.lineTo(canvas.width, y);
context.moveTo(x, 0);
context.lineTo(x, canvas.height);
context.stroke();
}
init();
</script>
</body>
</html>