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index-tmpl.html
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<!doctype html>
<html lang="en-us">
<head>
<meta charset="utf-8">
<title>ImTui Emscripten example</title>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no"/>
<link rel="shortcut icon" href="favicon.ico">
<link rel="stylesheet" href="style.css">
</head>
<body>
<div>
<pre id="screen" class="no-sel" contenteditable="true" unselectable="on" autocomplete='off' spellcheck='false' autocorrect='off'><span id="single-char"> </span></pre>
</div>
<div class="cell-version">
<span>
|
Build time: <span class="nav-link">@GIT_DATE@</span> |
Commit hash: <a class="nav-link" href="https://github.com/ggerganov/imtui/commit/@GIT_SHA1@">@GIT_SHA1@</a> |
Commit subject: <span class="nav-link">@GIT_COMMIT_SUBJECT@</span> |
</span>
</div>
<div class="cell-about">
<a class="nav-link" href="https://github.com/ggerganov/imtui/tree/master/examples/hnterm"><span class="d-none d-sm-inline">View on GitHub </span>
<svg version="1.1" width="16" height="16" viewBox="0 0 16 16" class="octicon octicon-mark-github" aria-hidden="true"><path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0 0 16 8c0-4.42-3.58-8-8-8z"></path></svg>
</a>
</div>
<script type='text/javascript'>
var screenX = -1;
var screenY = -1;
var charSizeX = document.getElementById('single-char').getBoundingClientRect().width;
var charSizeY = document.getElementById('single-char').getBoundingClientRect().height;
function toChar(event) {
if (event.key.length == 1) {
return event.key.charCodeAt(0);
}
return event.keyCode;
}
function onkeyup(event) {
Module._set_key_up(toChar(event));
if (event.keyCode >= 112 && event.keyCode <= 123) {
} else {
event.preventDefault();
}
}
function onkeydown(event) {
//console.log(event);
Module._set_key_down(toChar(event));
if (event.keyCode >= 112 && event.keyCode <= 123) {
} else {
event.preventDefault();
}
}
function onkeypress(event) {
Module._set_key_press(toChar(event));
if (event.keyCode >= 112 && event.keyCode <= 123) {
} else {
event.preventDefault();
}
}
function onpointermove(event) {
var mouse_x = event.clientX/charSizeX;
var mouse_y = event.clientY/charSizeY;
Module._set_mouse_pos(mouse_x, mouse_y);
event.preventDefault();
};
function onpointerdown(event) {
var mouse_x = event.clientX/charSizeX;
var mouse_y = event.clientY/charSizeY;
Module._set_mouse_down(event.button, mouse_x, mouse_y);
}
function onpointerup(event) {
var mouse_x = event.clientX/charSizeX;
var mouse_y = event.clientY/charSizeY;
Module._set_mouse_up(event.button, mouse_x, mouse_y);
event.preventDefault();
}
function onwheel(event) {
let scale = 1.0;
switch (event.deltaMode) {
case event.DOM_DELTA_PIXEL:
scale = 0.01;
break;
case event.DOM_DELTA_LINE:
scale = 0.2;
break;
case event.DOM_DELTA_PAGE:
scale = 1.0;
break;
}
var wheel_x = event.deltaX * scale;
var wheel_y = -event.deltaY * scale;
Module._set_mouse_wheel(wheel_x, wheel_y);
event.preventDefault();
}
function ontouch(event) {
if (event.touches.length > 1) {
return;
}
var touches = event.changedTouches,
first = touches[0],
type = "";
switch(event.type) {
case "touchstart": type = "mousedown"; break;
case "touchmove": type = "mousemove"; break;
case "touchend": type = "mouseup"; break;
default: type = "mousemove";
}
// initMouseEvent(type, canBubble, cancelable, view, clickCount,
// screenX, screenY, clientX, clientY, ctrlKey,
// altKey, shiftKey, metaKey, button, relatedTarget);
var simulatedEvent = document.createEvent("MouseEvent");
simulatedEvent.initMouseEvent(type, true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY, false, false, false, false, 0/*left*/, null);
first.target.dispatchEvent(simulatedEvent);
event.preventDefault();
}
function init() {
var screen = document.getElementById('screen');
screen.addEventListener('keyup', onkeyup, true);
screen.addEventListener('keydown', onkeydown, true);
screen.addEventListener('keypress', onkeypress, true);
screen.addEventListener('pointermove', onpointermove);
screen.addEventListener('mousemove', onpointermove);
screen.addEventListener('pointerdown', onpointerdown);
screen.addEventListener('mousedown', onpointerdown);
screen.addEventListener('pointerup', onpointerup);
screen.addEventListener('mouseup', onpointerup);
screen.addEventListener('contextmenu', function(event) { event.preventDefault(); });
screen.addEventListener('wheel', onwheel, false);
screen.addEventListener('touchstart', ontouch);
screen.addEventListener('touchmove', ontouch);
screen.addEventListener('touchend', ontouch);
screen.addEventListener('touchcancel', ontouch);
window.requestAnimationFrame(renderFrame);
}
var Module = {
preRun: [],
postRun: [(function () {
init();
})
],
print: (function() {
return function(text) {
text = Array.prototype.slice.call(arguments).join(' ');
console.log(text);
};
})(),
printErr: function(text) {
text = Array.prototype.slice.call(arguments).join(' ');
console.error(text);
},
setStatus: function(text) {
console.log("status: " + text);
},
monitorRunDependencies: function(left) {
// no run dependencies to log
}
};
window.onerror = function() {
console.log("onerror: " + event);
};
var bufferScreen = null;
var bufferScreenMax = 0;
var oldRow = {};
function renderFrame() {
var screen = document.getElementById('screen');
var screenXNew = Math.floor(window.innerWidth/charSizeX - 1);
var screenYNew = Math.floor(window.innerHeight/charSizeY - 2);
if (screenXNew != screenX || screenYNew != screenY) {
if (screenYNew != screenY) {
oldRow = {}
}
screenX = screenXNew;
screenY = screenYNew;
screen.innerHTML = '';
for (var i = 0; i < screenY; ++i) {
screen.innerHTML += '<span id="r'+i+'"></span>';
}
Module._set_screen_size(screenX, screenY);
if (screenX*screenY > bufferScreenMax) {
if (bufferScreen != null) {
Module._free(bufferScreen);
}
bufferScreen = Module._malloc(3*screenX*screenY);
bufferScreenMax = screenX*screenY;
}
}
Module._render_frame();
Module._get_screen(bufferScreen);
var idx = 0;
for (var y = 0; y < screenY; ++y) {
var curRow = '';
var prevf = -1;
var prevb = -1;
curRow += '<span class="cell f0 b0">';
for (var x = 0; x < screenX; ++x) {
var c = (Module.HEAPU8)[bufferScreen + idx]; ++idx;
var f = (Module.HEAPU8)[bufferScreen + idx]; ++idx;
var b = (Module.HEAPU8)[bufferScreen + idx]; ++idx;
if (c > 10 && c < 128) {
c = String.fromCharCode(c);
} else {
c = ' ';
}
if (prevf != f || prevb != b) {
curRow += '</span><span class="cell f'+f+' b'+b+'">';
}
curRow += c;
prevf = f;
prevb = b;
}
curRow +='</span>\n';
if (curRow != oldRow[y]) {
oldRow[y] = curRow;
document.getElementById('r'+y).innerHTML = curRow;
}
}
window.requestAnimationFrame(renderFrame);
}
</script>
<script async type="text/javascript" src="@TARGET@.js"></script>
</body>
</html>