/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(IApp page)
{
// x:\jsc.svn\examples\javascript\chrome\apps\chromeudpsendasync\chromeudpsendasync\application.cs
// reload on idle?
// edit and continue over udp?
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2015/201503/20150306/udp
#region += Launched chrome.app.window
dynamic self = Native.self;
dynamic self_chrome = self.chrome;
object self_chrome_socket = self_chrome.socket;
if (self_chrome_socket != null)
{
if (!(Native.window.opener == null && Native.window.parent == Native.window.self))
{
Console.WriteLine("chrome.app.window.create, is that you?");
// pass thru
}
else
{
// should jsc send a copresence udp message?
chrome.runtime.UpdateAvailable += delegate
{
new chrome.Notification(title: "UpdateAvailable");
};
chrome.app.runtime.Launched += async delegate
{
// 0:12094ms chrome.app.window.create {{ href = chrome-extension://aemlnmcokphbneegoefdckonejmknohh/_generated_background_page.html }}
Console.WriteLine("chrome.app.window.create " + new { Native.document.location.href });
new chrome.Notification(title: "ChromeUDPSendAsync");
var xappwindow = await chrome.app.window.create(
Native.document.location.pathname, options: null
);
//xappwindow.setAlwaysOnTop
xappwindow.setAlwaysOnTop(true);
xappwindow.show();
await xappwindow.contentWindow.async.onload;
Console.WriteLine("chrome.app.window loaded!");
};
return;
}
}
#endregion
// X:\jsc.svn\examples\javascript\chrome\apps\ChromeNetworkInterfaces\ChromeNetworkInterfaces\Application.cs
//{{ Length = 4 }}
//{{ prefixLength = 64, name = {D7020941-742E-4570-93B2-C0372D3D870F}, address = fe80::88c0:f0a:9ccf:cba0 }}
//{{ prefixLength = 24, name = {D7020941-742E-4570-93B2-C0372D3D870F}, address = 192.168.43.28 }}
//{{ prefixLength = 64, name = {A8657A4E-8BFA-41CC-87BE-6847E33E1A81}, address = 2001:0:9d38:6abd:20a6:2815:3f57:d4e3 }}
//{{ prefixLength = 64, name = {A8657A4E-8BFA-41CC-87BE-6847E33E1A81}, address = fe80::20a6:2815:3f57:d4e3 }}
var c = new CanvasRenderingContext2D(800, 400);
c.canvas.style.border = "1px solid blue";
c.canvas.AttachToDocument();
c.canvas.style.SetLocation(0, 0);
Native.document.body.style.marginTop = "400px";
new IHTMLButton { "clear" }.AttachToDocument().onclick += delegate
{
c.clearRect(0, 0, 800, 400);
};
Action begin = delegate
{
c.beginPath();
c.moveTo(0, 0);
};
// ok his app needs to run as a chrome app.
new { }.With(
async delegate
{
(Native.document.body.style as dynamic).webkitUserSelect = "auto";
Native.document.documentElement.style.overflow = IStyle.OverflowEnum.auto;
new IHTMLButton { "update pending... update available. click to reload.." }.AttachToDocument().onclick += delegate
{
// can we get an udp signal from the compiler when the app is out of date, when the update is pending?
chrome.runtime.reload();
};
var n = await chrome.socket.getNetworkList();
// Z:\jsc.svn\examples\javascript\chrome\hybrid\HybridHopToUDPChromeApp\Application.cs
var n24 = n.Where(x => x.prefixLength == 24).ToArray();
n24.WithEach(
async nic =>
{
// wifi? lan?
var status = new IHTMLPre { new { nic.name, nic.address } }.AttachToDocument();
var buffer = new IHTMLPre { }.AttachToDocument();
// Z:\jsc.svn\examples\javascript\chrome\hybrid\HybridHopToUDPChromeApp\Application.cs
//var uu = new UdpClient(40014);
var uu = new UdpClient(40094);
//args.mouse = "awaiting vertexTransform at " + nic + " :40014";
// X:\jsc.svn\examples\java\android\forms\FormsUDPJoinGroup\FormsUDPJoinGroup\ApplicationControl.cs
// X:\jsc.svn\examples\java\android\LANBroadcastListener\LANBroadcastListener\ApplicationActivity.cs
//uu.JoinMulticastGroup(IPAddress.Parse("239.1.2.3"), nic);
uu.JoinMulticastGroup(IPAddress.Parse("239.1.2.3"));
while (true)
{
var ux = await uu.ReceiveAsync(); // did we jump to ui thread?
//Console.WriteLine("ReceiveAsync done " + Encoding.UTF8.GetString(x.Buffer));
//args.vertexTransform = x.Buffer;
buffer.innerText = new { ux.Buffer.Length }.ToString();
// cam we get also some floats?
// https://www.khronos.org/registry/typedarray/specs/latest/
float[] f = new Float32Array(new Uint8ClampedArray(ux.Buffer).buffer);
// pen x, y, pressure
if (f.Length >= 3)
{
for (int i = 0; i < 3; i++)
{
var fi = f[i];
new IHTMLDiv { new { i, fi } }.AttachTo(buffer);
}
var x = f[0];
var y = f[1];
var pressure = f[2];
begin();
c.lineWidth = 1 + (pressure / 255.0 * 7);
if (pressure > 0)
c.strokeStyle = "blue";
else
c.strokeStyle = "rgba(0,0,255,0.25)";
c.lineTo((int)(x * 0.1), 400 - (int)(y * 0.1));
//c.lineTo(e.OffsetX, e.OffsetY);
//c.lineTo(e.movementX, e.movementY);
c.stroke();
begin = delegate
{
c.beginPath();
c.moveTo((int)(x * 0.1), 400 - (int)(y * 0.1));
};
}
//new Float32Array()
}
}
);
}
);
}
/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(IApp page)
{
// https://developers.google.com/web/fundamentals/input/touch/touchevents/
// https://googlesamples.github.io/web-fundamentals/samples/input/touch/touch-demo-1.html
// https://code.google.com/p/chromium/issues/detail?id=516050
// http://stackoverflow.com/questions/17886073/do-chrome-and-firefox-support-pointer-event-pressure-tilt-touch-etc-any-so
// https://mobiforge.com/design-development/html5-pointer-events-api-combining-touch-mouse-and-pen
// http://arstechnica.com/information-technology/2015/03/chromium-team-reverses-course-will-adopt-ies-merged-mouse-touch-apis/
// http://www.infoq.com/news/2015/04/google-pointer-events
// http://www.theverge.com/2015/3/25/8291893/google-chrome-pointer-events-support
// http://www.zdnet.com/article/google-will-implement-pointer-events-api-in-chrome-after-all/
// http://www.w3.org/TR/pointerevents/
// http://question.ikende.com/question/32303938343332303831
// https://www.chromestatus.com/features/4504699138998272
// https://msdn.microsoft.com/en-us/library/hh771911(v=vs.85).aspx
var xPointerEvent = (Native.window as dynamic).PointerEvent;
// --enable-blink-features=PointerEvent
new IHTMLPre { new { xPointerEvent } }.AttachToDocument();
// dom.w3c_pointer_events.enabled
// dom.w3c_touch_events.enabled
// https://hacks.mozilla.org/2015/08/pointer-events-now-in-firefox-nightly/
new IHTMLPre { "firefox nightly seems to do pen tilt?" }.AttachToDocument();
// works with ie too.
// yet oly if we had tilt and pressure
// does xt even have em natively?
var onpointerover = new IHTMLPre { "onpointerover ?" }.AttachToDocument();
var onpointerdown = new IHTMLPre { "onpointerdown ?" }.AttachToDocument();
var onpointermove = new IHTMLPre { "onpointermove ?" }.AttachToDocument();
var c = new CanvasRenderingContext2D(800, 200);
c.canvas.style.border = "1px solid blue";
c.canvas.AttachToDocument();
c.canvas.style.SetLocation(0, 0);
Native.document.body.style.marginTop = "200px";
c.beginPath();
c.moveTo(0, 0);
// whatif xt does not have tilt data available?
// X:\opensource\unmonitored\WintabDN\FormTestApp\TestForm.cs
c.canvas.onpointerover += e =>
{
// got a stylus dell xt?
// make sure ip is set to dhcp to get into wifi
// make sure onenote still works...
e.stopPropagation();
e.preventDefault();
onpointerover.innerText = "onpointerover " + new { e.pointerType, e.tiltX, e.tiltY, e.pressure, e.movementX };
};
c.canvas.onpointerdown += e =>
{
// got a stylus dell xt?
// make sure ip is set to dhcp to get into wifi
// make sure onenote still works...
e.stopPropagation();
e.preventDefault();
onpointerdown.innerText = "onpointerdown " + new { e.pointerType, e.tiltX, e.tiltY, e.pressure, e.movementX };
};
//Native.document.body.onpointermove += e =>
c.canvas.onpointermove += e =>
{
// got a stylus dell xt?
// make sure ip is set to dhcp to get into wifi
// make sure onenote still works...
e.stopPropagation();
e.preventDefault();
onpointermove.innerText = "onpointermove " + new { e.pointerType, e.tiltX, e.tiltY, e.pressure, e.movementX };
//Native.document.body.ScrollToBottom();
if (e.pressure > 0)
c.strokeStyle = "red";
else
c.strokeStyle = "blue";
c.lineTo(e.CursorX, e.CursorY);
//c.lineTo(e.OffsetX, e.OffsetY);
//c.lineTo(e.movementX, e.movementY);
c.stroke();
// https://web.archive.org/web/20150423093435/http://www.n-trig.com/wintab-compatible-applications/
// https://web.archive.org/web/20150318140957/http://www.n-trig.com/wintab-2/
// https://web.archive.org/web/20150316135525/http://www.wacomeng.com/windows/index.html
};
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20151001
// https://msdn.microsoft.com/en-us/library/windows/hardware/jj151564(v=vs.85).aspx
}
/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(IDefault page)
{
//AddTransform(canvas);
var context = new CanvasRenderingContext2D();
var canvas = context.canvas.AttachTo(page.Content);
canvas.style.SetSize(400, 400);
Action DrawLogo = delegate { };
new white_jsc().InvokeOnComplete(
img =>
{
var data = img.toDataURL();
DrawLogo = delegate
{
context.drawImage(
new IHTMLImage { src = data },
0, 0, 96, 48 // ??
);
};
}
);
var r = new Random();
Func<float> random = () => (float)r.NextDouble();
var lastX = context.canvas.width * random();
var lastY = context.canvas.height * random();
var hue = 0;
Action line = delegate
{
context.save();
context.translate(context.canvas.width / 2, context.canvas.height / 2);
context.scale(0.9f, 0.9f);
context.translate(-context.canvas.width / 2, -context.canvas.height / 2);
context.beginPath();
context.lineWidth = 5f + random() * 10f;
context.moveTo(lastX, lastY);
lastX = context.canvas.width * random();
lastY = context.canvas.height * random();
context.bezierCurveTo(context.canvas.width * random(),
context.canvas.height * random(),
context.canvas.width * random(),
context.canvas.height * random(),
lastX, lastY);
hue = hue + Convert.ToInt32((double)(10 * random()));
context.strokeStyle = "hsl(" + hue + ", 50%, 50%)";
context.shadowColor = "white";
context.shadowBlur = 10;
context.stroke();
context.restore();
};
line.AtInterval(50);
Action blank = delegate
{
context.fillStyle = "rgba(0,0,0,0.1)";
context.fillRect(0, 0, context.canvas.width, context.canvas.height);
DrawLogo();
};
blank();
blank.AtInterval(40);
}