mirror of
https://github.com/fcwu/docker-ubuntu-vnc-desktop
synced 2026-08-05 16:12:41 +02:00
Add web vnc on port 6080
This commit is contained in:
Doro Wu
@@ -0,0 +1,204 @@
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<!DOCTYPE html>
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<html>
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<head><title>Viewport Test</title>
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<link rel="stylesheet" href="viewport.css">
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<!--
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<meta name="apple-mobile-web-app-capable" content="yes" />
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<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
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-->
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<meta name=viewport content="width=device-width, initial-scale=1.0, user-scalable=no">
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</head>
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<body>
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<div class="flex-layout">
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<div>
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Canvas:
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<input id="move-selector" type="button" value="Move"
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onclick="toggleMove();">
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<br>
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</div>
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<div class="container flex-box">
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<canvas id="canvas" class="canvas">
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Canvas not supported.
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</canvas>
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<br>
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</div>
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<div>
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<br>
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Results:<br>
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<textarea id="messages" style="font-size: 9;" cols=80 rows=8></textarea>
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</div>
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</div>
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</body>
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<!--
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<script type='text/javascript'
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src='http://getfirebug.com/releases/lite/1.2/firebug-lite-compressed.js'></script>
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-->
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<script src="../include/util.js"></script>
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<script src="../include/webutil.js"></script>
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<script src="../include/base64.js"></script>
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<script src="../include/keysymdef.js"></script>
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<script src="../include/keyboard.js"></script>
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<script src="../include/input.js"></script>
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<script src="../include/display.js"></script>
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<script>
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var msg_cnt = 0, iterations,
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penDown = false, doMove = false,
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inMove = false, lastPos = {},
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padW = 0, padH = 0,
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display, ctx, keyboard, mouse;
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var newline = "\n";
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if (Util.Engine.trident) {
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var newline = "<br>\n";
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}
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function message(str) {
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console.log(str);
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cell = $D('messages');
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cell.innerHTML += msg_cnt + ": " + str + newline;
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cell.scrollTop = cell.scrollHeight;
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msg_cnt++;
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}
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function mouseButton(x, y, down, bmask) {
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//msg = 'mouse x,y: ' + x + ',' + y + ' down: ' + down;
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//msg += ' bmask: ' + bmask;
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//message(msg);
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if (doMove) {
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if (down && !inMove) {
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inMove = true;
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lastPos = {'x': x, 'y': y};
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} else if (!down && inMove) {
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inMove = false;
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//dirtyRedraw();
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}
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return;
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}
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if (down && ! penDown) {
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penDown = true;
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ctx.beginPath();
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ctx.moveTo(x, y);
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} else if (!down && penDown) {
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penDown = false;
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ctx.closePath();
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}
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}
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function mouseMove(x, y) {
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var deltaX, deltaY;
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if (inMove) {
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//deltaX = x - lastPos.x; // drag viewport
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deltaX = lastPos.x - x; // drag frame buffer
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//deltaY = y - lastPos.y; // drag viewport
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deltaY = lastPos.y - y; // drag frame buffer
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lastPos = {'x': x, 'y': y};
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display.viewportChange(deltaX, deltaY);
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return;
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}
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if (penDown) {
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ctx.lineTo(x, y);
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ctx.stroke();
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}
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}
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function dirtyRedraw() {
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if (inMove) {
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// Wait for user to stop moving viewport
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return;
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}
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var d = display.getCleanDirtyReset();
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for (i = 0; i < d.dirtyBoxes.length; i++) {
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//showBox(d.dirtyBoxes[i], "dirty[" + i + "]: ");
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drawArea(d.dirtyBoxes[i]);
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}
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}
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function drawArea(b) {
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var data = [], pixel, x, y;
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//message("draw "+b.x+","+b.y+" ("+b.w+","+b.h+")");
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for (var i = 0; i < b.w; i++) {
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x = b.x + i;
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for (var j = 0; j < b.h; j++) {
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y = b.y + j;
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pixel = (j * b.w * 4 + i * 4);
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data[pixel + 0] = ((x * y) / 13) % 256;
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data[pixel + 1] = ((x * y) + 392) % 256;
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data[pixel + 2] = ((x + y) + 256) % 256;
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data[pixel + 3] = 255;
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}
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}
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//message("i: " + i + ", j: " + j + ", pixel: " + pixel);
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display.blitImage(b.x, b.y, b.w, b.h, data, 0);
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}
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function toggleMove() {
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if (doMove) {
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doMove = false;
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$D('move-selector').style.backgroundColor = "";
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$D('move-selector').style.color = "";
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} else {
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doMove = true;
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$D('move-selector').style.backgroundColor = "black";
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$D('move-selector').style.color = "lightgray";
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}
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}
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function detectPad() {
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var c = $D('canvas'), p = c.parentNode;
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c.width = 10;
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c.height = 10;
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padW = c.offsetWidth - 10;
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padH = c.offsetHeight - 10;
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message("padW: " + padW + ", padH: " + padH);
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}
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function doResize() {
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var p = $D('canvas').parentNode;
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message("doResize1: [" + (p.offsetWidth - padW) +
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"," + (p.offsetHeight - padH) + "]");
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display.viewportChange(0, 0,
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p.offsetWidth - padW, p.offsetHeight - padH);
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/*
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var pos, new_w, new_h;pos
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pos = Util.getPosition($D('canvas').parentNode);
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new_w = window.innerWidth - pos.x;
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new_h = window.innerHeight - pos.y;
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display.viewportChange(0, 0, new_w, new_h);
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*/
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}
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window.onload = function() {
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detectPad();
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display = new Display({'target': $D('canvas')});
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display.resize(1600, 1024);
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display.set_viewport(true);
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ctx = display.get_context();
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mouse = new Mouse({'target': $D('canvas'),
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'onMouseButton': mouseButton,
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'onMouseMove': mouseMove});
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mouse.grab();
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Util.addEvent(window, 'resize', doResize);
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// Shrink viewport for first resize call so that the
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// scrollbars are disabled
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display.viewportChange(0, 0, 10, 10);
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setTimeout(doResize, 1);
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setInterval(dirtyRedraw, 50);
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message("Display initialized");
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};
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</script>
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</html>
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