public static TaskAwaiter <IHTMLImage> GetAwaiter(this IHTMLImage i)
{
var y = new TaskCompletionSource <IHTMLImage>();
i.InvokeOnComplete(y.SetResult);
return(y.Task.GetAwaiter());
}
static WebGLTexture loadTexture(WebGLRenderingContext gl, string url, Action callback)
{
//gl.enable(gl.TEXTURE_2D);
var texture = gl.createTexture();
var image = new IHTMLImage();
Console.WriteLine("loading: " + url);
image.src = url;
image.InvokeOnComplete(
delegate
{
Console.WriteLine("loaded: " + url);
gl.bindTexture(gl.TEXTURE_2D, texture);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, (int)gl.LINEAR);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, (int)gl.LINEAR);
gl.bindTexture(gl.TEXTURE_2D, null);
callback();
}
);
return(texture);
}
public void Animate()
{
Image.InvokeOnComplete(
delegate
{
var c = Frames.Length;
foreach (var k_ in Frames)
{
var k = k_;
k.InvokeOnComplete(
delegate
{
k.width = Image.width;
k.height = Image.height;
c--;
if (c == 0)
{
InternalAnimate();
}
}
);
}
}
);
}
public static void HideNowButShowAtDelay(this IHTMLImage jsc)
{
jsc.style.visibility = IStyle.VisibilityEnum.hidden;
jsc.InvokeOnComplete(
delegate
{
500.AtDelay(
delegate
{
jsc.style.visibility = IStyle.VisibilityEnum.visible;
}
);
}
);
}
public static void BeginPulseAnimation(this IHTMLImage jsc)
{
jsc.style.Opacity = 0;
jsc.InvokeOnComplete(
delegate
{
jsc.FadeIn(500, 1000,
delegate
{
new Timer(
t =>
{
jsc.style.Opacity = (Math.Cos(t.Counter * 0.1) + 1.0) * 0.5;
}
, 1, 1000 / 15);
}
);
}
);
}
/// <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)
{
FormStyler.AtFormCreated = FormStylerLikeFloat.LikeFloat;
// http://html5doctor.com/drag-and-drop-to-server/
#region ondrop
Native.document.body.ondragover +=
evt =>
{
evt.stopPropagation();
evt.preventDefault();
evt.dataTransfer.dropEffect = "copy"; // Explicitly show this is a copy.
page.Header.style.color = JSColor.Green;
var types = evt.dataTransfer.types == null ? 0 : evt.dataTransfer.types.Length;
if (evt.dataTransfer.types != null)
foreach (var type in evt.dataTransfer.types.AsEnumerable())
{
Console.WriteLine(
new { type }
);
}
var items = evt.dataTransfer.items == null ? 0u : evt.dataTransfer.items.length;
var files = evt.dataTransfer.files == null ? 0u : evt.dataTransfer.files.length;
Console.WriteLine("ondragover: " +
new
{
types,
items,
files
}
);
};
Native.document.body.ondragleave +=
delegate
{
page.Header.style.color = JSColor.None;
};
#region DetectCanvasFromBytesExperiment
Action<Form, WebBrowser, string, string, long> DetectCanvasFromBytesExperiment =
(ff, web, ContentValue, src, ContentBytesLength) =>
{
web.Navigated +=
async delegate
{
if (ContentValue != "png.png")
return;
// X:\jsc.svn\examples\javascript\canvas\CanvasFromBytes\CanvasFromBytes\Application.cs
//Console.WriteLine("interesting, is it one of ours? " + new { ContentValue });
ff.Text = "interesting, is it one of ours? " + new { ContentValue };
var csrci = new IHTMLImage { src = src };
//await csrci.async.onlo
await csrci;
if (csrci.width != csrci.height)
return;
var w = csrci.width;
// do the reverse
var z = new CanvasRenderingContext2D(w, w);
z.drawImage(csrci, 0, 0, w, w);
//z.canvas.AttachToDocument();
// whats the bytes?
var zbytes = z.bytes;
ff.Text = "will decode " + new { zbytes.Length, ContentBytesLength }.ToString();
#region decode
var decodebytes = await Task.Factory.StartNew(
new { zbytes },
scope =>
{
// Native.Console.WriteLine += ?
// { Length = 2053956, u4 = 3c68746d }
Console.WriteLine(
new
{
scope.zbytes.Length,
u4 = new[] {
scope.zbytes[0 * 4 + 0],
scope.zbytes[0 * 4 +1],
scope.zbytes[0 * 4 +2],
scope.zbytes[0 * 4 +3]
}.ToHexString()
}
);
// Uncaught Error: InvalidOperationException: { MethodToken = dAAABv_a4OTKgLfLC20SaJA } function is not available at { href =
var wwbytes = new byte[scope.zbytes.Length / 4];
var wi = 0;
for (int i = 0; i < scope.zbytes.Length; i += 4)
{
// that be the red
//wwbytes[wi] = scope.zbytes[i];
// bet we need alpha
wwbytes[wi] = scope.zbytes[i + 3];
wi++;
}
return wwbytes;
}
);
#endregion
var html = Encoding.UTF8.GetString(decodebytes);
ff.Text = "decoded " + new { html.Length, ContentBytesLength }.ToString();
//Console.WriteLine(new { html });
// um hide old data.
web.Hide();
var xweb = new WebBrowser { Dock = DockStyle.Fill };
xweb.AttachTo(ff);
xweb.DocumentText = html;
ff.Text = "!decoded " + new { html.Length, ContentBytesLength }.ToString();
};
};
#endregion
Native.document.body.ondrop +=
evt =>
{
//if (evt.dataTransfer == null)
// return;
var types = evt.dataTransfer.types == null ? 0 : evt.dataTransfer.types.Length;
var items = evt.dataTransfer.items == null ? 0u : evt.dataTransfer.items.length;
var files = evt.dataTransfer.files == null ? 0u : evt.dataTransfer.files.length;
Console.WriteLine("ondrop: " +
new
{
types,
items,
files
}
);
page.Header.style.color = JSColor.None;
//var xfiles = evt.dataTransfer.files.AsEnumerable().Concat(
// from x in evt.dataTransfer.items.AsEnumerable()
// let f = x.getAsFile()
// where f != null
// select f
//);
#region DataTable
if (evt.dataTransfer.items != null)
{
// X:\jsc.svn\examples\javascript\DragDataTableIntoCSVFile\DragDataTableIntoCSVFile\Application.cs
evt.dataTransfer.items.AsEnumerable().Where(
x =>
x.type.ToLower() ==
// let jsc type system sort it out?
// how much reflection does jsc give us nowadays?
typeof(DataTable).Name.ToLower()
).WithEach(
async x =>
{
// http://www.whatwg.org/specs/web-apps/current-work/multipage/dnd.html#dfnReturnLink-0
var DataTable_xml = await x.getAsString();
var DataTable = StringConversionsForDataTable.ConvertFromString(DataTable_xml);
var ff = new Form { Text = new { typeof(DataTable).Name }.ToString() };
var g = new DataGridView { DataSource = DataTable, Dock = DockStyle.Fill };
ff.Controls.Add(g);
ff.Show();
}
);
}
#endregion
#region files
evt.dataTransfer.files.AsEnumerable().WithEachIndex(
(f, index) =>
{
Console.WriteLine(
new
{
f.name,
f.size,
f.lastModifiedDate
}
);
var ff = new Form();
ff.PopupInsteadOfClosing(HandleFormClosing: false);
ff.Text = new { f.type, f.name, f.size }.ToString();
ff.Show();
ff.MoveTo(
evt.CursorX + 32 * index,
evt.CursorY + 24 * index
);
var fc = ff.GetHTMLTargetContainer();
fc.title = ff.Text;
#region image
var i = default(IHTMLImage);
if (f.type.StartsWith("image/"))
{
// um would we have a timing issue here?
f.ToDataURLAsync(
src =>
{
i = new IHTMLImage { src = src }.AttachTo(fc);
i.style.width = "100%";
i.InvokeOnComplete(
delegate
{
ff.ClientSize = new System.Drawing.Size(
// keep it reasonable!
i.width.Min(600),
i.height.Min(400)
);
}
);
}
);
}
#endregion
// http://html5doctor.com/drag-and-drop-to-server/
#if FUTURE
service.XUpload(f, delegate { });
#endif
var d = new FormData();
d.append("foo", f, f.name);
var xhr = new IXMLHttpRequest();
xhr.open(ScriptCoreLib.Shared.HTTPMethodEnum.POST, "/upload");
#region InvokeOnComplete
xhr.InvokeOnComplete(
delegate
{
Console.WriteLine("upload complete!");
SystemSounds.Beep.Play();
//Console.Beep();
XElement.Parse(xhr.responseText).Elements("ContentKey").WithEach(
ContentKey =>
{
var __ContentKey = (Table1_ContentKey)int.Parse(ContentKey.Value);
var web = new WebBrowser { Dock = DockStyle.Fill };
web.Hide();
web.AttachTo(ff);
var src = "/io/" + ContentKey.Value;
if (i == null)
{
web.Show();
}
else
{
web.Navigated +=
delegate
{
i.Orphanize();
web.Show();
};
}
// "X:\jsc.svn\examples\javascript\canvas\CanvasFromBytes\png.png"
DetectCanvasFromBytesExperiment(
ff,
web,
f.name,
src,
(long)f.size
);
web.Navigate(src);
//if (i != null)
//{
// i.src = src;
//}
__ContentKey.SetLeft(ff.Left);
__ContentKey.SetTop(ff.Top);
ff.LocationChanged +=
delegate
{
__ContentKey.SetLeft(ff.Left);
__ContentKey.SetTop(ff.Top);
};
ff.SizeChanged +=
delegate
{
__ContentKey.SetWidth(ff.Width);
__ContentKey.SetHeight(ff.Height);
};
ff.FormClosing +=
delegate
{
__ContentKey
.Delete();
};
#region onmousewheel
ff.GetHTMLTarget().With(
ffh =>
{
dynamic ffhs = ffh.style;
// http://css-infos.net/property/-webkit-transition
//ffhs.webkitTransition = "webkitTransform 0.3s linear";
ffh.onmousewheel +=
e =>
{
e.preventDefault();
e.stopPropagation();
if (e.WheelDirection > 0)
{
ff.Width = (int)(ff.Width * 1.1);
ff.Height = (int)(ff.Height * 1.1);
}
else
{
ff.Width = (int)(ff.Width * 0.9);
ff.Height = (int)(ff.Height * 0.9);
}
};
}
);
#endregion
}
);
}
);
#endregion
//------WebKitFormBoundaryDmGHAZzeMBbcD5mu
//Content-Disposition: form-data; name="foo"; filename="FlashHeatZeeker.UnitPedControl.ApplicationSprite.swf"
//Content-Type: application/x-shockwave-flash
//------WebKitFormBoundaryDmGHAZzeMBbcD5mu--
Console.WriteLine("before upload...");
xhr.send(d);
}
);
#endregion
// let's disable other handlers
//evt.dataTransfer = null;
evt.stopPropagation();
evt.stopImmediatePropagation();
evt.preventDefault();
};
#endregion
#region restore
{
var index = 0;
default(Table1_ContentKey).WithEach(
(__ContentKey, ContentBytesLength, ContentValue, Left, Top, Width, Height) =>
{
var ff = new Form();
ff.PopupInsteadOfClosing(HandleFormClosing: false);
ff.Text = new { __ContentKey, ContentValue, ContentBytesLength }.ToString();
ff.Show();
if (Left > 0)
ff.MoveTo(
Left,
Top
);
else
ff.MoveBy(
32 * index,
24 * index
);
index++;
#region onmousewheel
ff.GetHTMLTarget().With(
ffh =>
{
dynamic ffhs = ffh.style;
// http://css-infos.net/property/-webkit-transition
//ffhs.webkitTransition = "webkitTransform 0.3s linear";
ffh.onmousewheel +=
e =>
{
e.preventDefault();
e.stopPropagation();
if (e.WheelDirection > 0)
{
ff.Width = (int)(ff.Width * 1.1);
ff.Height = (int)(ff.Height * 1.1);
}
else
{
ff.Width = (int)(ff.Width * 0.9);
ff.Height = (int)(ff.Height * 0.9);
}
};
}
);
#endregion
//var fc = ff.GetHTMLTargetContainer();
var src = "/io/" + __ContentKey;
//var i = new IHTMLImage { src = src }.AttachTo(fc);
//i.style.width = "100%";
var web = new WebBrowser { Dock = DockStyle.Fill };
web.AttachTo(ff);
//script: error JSC1000: No implementation found for this native method, please implement [System.Windows.Forms.WebBrowser.add_DocumentCompleted(System.Windows.Forms.WebBrowserDocumentCompletedEventHandler)]
//script: warning JSC1000: Did you reference ScriptCoreLib via IAssemblyReferenceToken?
//script: error JSC1000: error at DropFileIntoSQLite.Application+<>c__DisplayClass2e.<.ctor>b__15,
// assembly: V:\DropFileIntoSQLite.Application.exe
// type: DropFileIntoSQLite.Application+<>c__DisplayClass2e, DropFileIntoSQLite.Application, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null
//web.DocumentCompleted +=
// delegate
// {
//};
DetectCanvasFromBytesExperiment(
ff,
web,
ContentValue,
src,
ContentBytesLength
);
web.Navigate(src);
if (Width > 0)
ff.SizeTo(
Width,
Height
);
//else
// i.InvokeOnComplete(
// delegate
// {
// ff.ClientSize = new System.Drawing.Size(i.width, i.height);
// }
// );
ff.LocationChanged +=
delegate
{
__ContentKey.SetLeft(ff.Left);
__ContentKey.SetTop(ff.Top);
};
ff.SizeChanged +=
delegate
{
__ContentKey.SetWidth(ff.Width);
__ContentKey.SetHeight(ff.Height);
};
ff.FormClosing +=
delegate
{
__ContentKey.Delete();
};
}
);
}
#endregion
// can we write about this?
#region bookmark launcher
var href = @"javascript:
((function(h,i)
{
var a=-1,
b='onreadystatechange',
c=document.getElementsByTagName('HEAD')[0],
d,
e,
f,
g=c.childNodes,
d;
e=document.createElement('base');
e.href='%%';
c.appendChild(e);
d = function ()
{
next: while (1)
{
a++;
if (a ==h.length)
{
i();
return;
}
/*
for (f=0;f<g.length;f++)
{
var v =g[f];
var w =h[a];
if (v.nodeName =='SCRIPT')
if (v.src ==w || v.src.substr(v.src.length - w.length - 1,w.length + 1) =='/' + w)
continue next;
} */
e=document.createElement('SCRIPT');
e.src='%%' + h[a];
e[b in e?b:'onload']= function()
{
var f=e.readyState;
if(f==null||f=='loaded'||f=='complete')
d();
};
c.appendChild(e);
return;
}
};
d();
}
)(['view-source'],function(){}))".Replace("%%", Native.Document.location + "");
page.Header.draggable = true;
page.Header.ondragstart +=
e =>
{
e.dataTransfer.setData("text/uri-list", href);
};
IStyleSheet.Default["#Header:hover"].style.color = "red";
IStyleSheet.Default["#Header:hover"].style.cursor = IStyle.CursorEnum.pointer;
#endregion
new About().Show();
}
static WebGLTexture loadTexture(WebGLRenderingContext gl, string url, Action callback)
{
//gl.enable(gl.TEXTURE_2D);
var texture = gl.createTexture();
var image = new IHTMLImage();
Console.WriteLine("loading: " + url);
image.src = url;
image.InvokeOnComplete(
delegate
{
Console.WriteLine("loaded: " + url);
gl.bindTexture(gl.TEXTURE_2D, texture);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, (int)gl.LINEAR);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, (int)gl.LINEAR);
gl.bindTexture(gl.TEXTURE_2D, null);
callback();
}
);
return texture;
}
public static void ToImage(this string src, Action<IHTMLImage> a)
{
var img = new IHTMLImage(src);
img.InvokeOnComplete(a);
}
public static void ToImage(this string src, Action <IHTMLImage> a)
{
var img = new IHTMLImage(src);
img.InvokeOnComplete(a);
}
/// <summary>
/// Creates a new control
/// </summary>
/// <param name="DataElement">The hidden data element</param>
public ImageZoomer()
{
var Control = new IHTMLElement(IHTMLElement.HTMLElementEnum.center);
Control.AttachToDocument();
Control.appendChild( new IHTMLDiv("A simple image zoomer example") );
Control.appendChild(new IHTMLAnchor("http://valid.tjp.hu/tjpzoom/", "based on tjpZoom"));
Control.appendChild(new IHTMLElement(IHTMLElement.HTMLElementEnum.p, "Use your mouse wheel to zoom!"));
Control.appendChild(new IHTMLElement(IHTMLElement.HTMLElementEnum.hr));
System.Action<string, string> Spawn =
(src, zoom_src) =>
{
var i = new IHTMLImage(src);
i.style.margin = "2px";
Control.appendChild(i);
// note: image should be loeaded before attaching events on it!
i.InvokeOnComplete(
(img) => MyMagnifier.CreateClickableMagnifier(i, zoom_src)
);
};
System.Action<string, string> SpawnFreezable =
(src, zoom_src) =>
{
var i = new IHTMLImage(src);
i.style.margin = "2px";
Control.appendChild(i);
i.InvokeOnComplete(
(img) => MyMagnifier.CreateFreezableMagnifier(i, zoom_src)
);
};
Control.appendChild(new IHTMLElement(IHTMLElement.HTMLElementEnum.p, "Click to disable or re-enable the magnifier!"));
new[] {
"assets/ImageZoomer/boat.jpg",
"assets/ImageZoomer/boat2.jpg",
"assets/ImageZoomer/tea.jpg",
"assets/ImageZoomer/town.jpg",
}.ForEach( src => Spawn(src, src) );
Control.appendChild(new IHTMLElement(IHTMLElement.HTMLElementEnum.p, "Click to freeze the magnifier!"));
SpawnFreezable("assets/ImageZoomer/belchite_bw.jpg", "assets/ImageZoomer/belchite.jpg");
SpawnFreezable("assets/ImageZoomer/belchite.jpg", "assets/ImageZoomer/belchite_bw_neg.jpg");
}
public void Animate()
{
//Image.title = "Loading ...";
Image.InvokeOnComplete(
delegate
{
_Width = Image.width;
_Height = Image.height;
var details = new IHTMLAnchor("http://sketchup.google.com/3dwarehouse/details?mid=" + Token, "")
{
target = "_blank",
title = Image.title
};
Image.border = 0;
Image.parentNode.replaceChild(details, Image);
details.appendChild(Image);
//details.style.display = IStyle.DisplayEnum.block;
//ApplyZoom(details);
details.onmousewheel +=
e =>
{
this.AnimationZoom += 0.1 * e.WheelDirection;
};
details.onmouseover +=
delegate
{
__Skip = true;
};
details.onmouseout +=
delegate
{
__Skip = false;
};
var c = Frames.Length;
foreach (var k_ in Frames)
{
var k = k_;
k.style.verticalAlign = Image.style.verticalAlign;
k.InvokeOnComplete(
delegate
{
ApplyZoom(k);
c--;
//Image.title = "Loading #" + c;
if (c == 0)
{
InternalAnimate();
}
}
);
}
}
);
}
