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<title>InkPresenter Object</title>
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<h1><a name="silverlight_inkpresenter_object"></a>InkPresenter
Object</h1>
<div id="mainSection">
<div id="mainBody">
<p>Element that displays ink and can be a child, sibling or parent
of other elements.</p>
<h4>Syntax</h4>
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<th class="syntaxblocklanguage" nowrap="nowrap" style=
"width: 150px; background: #EEEEEE; vertical-align: top;">XAML</th>
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<div class="codesyntax" style=
"font-family: 'Courier New', Courier, monospace;">
<<b>InkPresenter</b> .../></div>
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Scripting</th>
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<div class="codesyntax">To create an object using scripting, see
<a href=
"m_silverlightcontrol_createfromxaml.htm">CreateFromXAML</a>.</div>
</td>
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<h4>Properties</h4>
<p><a href="p_uielement_background.htm">Background</a>, <a href=
"p_uielement_canvasleft.htm">Canvas.Left</a>, <a href=
"p_uielement_canvastop.htm">Canvas.Top</a>, <a href=
"p_uielement_canvaszindex.htm">Canvas.ZIndex</a>, <a href=
"p_canvas_children.htm">Children</a>, <a href=
"p_uielement_clip.htm">Clip</a>, <a href=
"p_uielement_cursor.htm">Cursor</a>, <a href=
"p_uielement_height.htm">Height</a>, <a href=
"p_uielement_ishittestvisible.htm">IsHitTestVisible</a>, <a href=
"p_dependencyobject_name.htm">Name</a>, <a href=
"p_uielement_opacity.htm">Opacity</a>, <a href=
"p_uielement_opacitymask.htm">OpacityMask</a>, <a href=
"p_uielement_rendertransform.htm">RenderTransform</a>, <a href=
"p_uielement_rendertransformorigin.htm">RenderTransformOrigin</a>,
<a href="p_uielement_resources.htm">Resources</a>, <a href=
"p_inkpresenter_strokes.htm">Strokes</a>, <a href=
"p_uielement_tag.htm">Tag</a>, <a href=
"p_uielement_triggers.htm">Triggers</a>, <a href=
"p_uielement_visibility.htm">Visibility</a> <a href=
"p_uielement_width.htm">Width</a></p>
<h4>Methods</h4>
<p><a href="m_uielement_addeventlistener.htm">AddEventListener</a>,
<a href="m_uielement_capturemouse.htm">CaptureMouse</a>, <a href=
"m_dependencyobject_equals.htm">Equals</a>, <a href=
"m_dependencyobject_findname.htm">FindName</a>, <a href=
"m_dependencyobject_gethost.htm">GetHost</a>, <a href=
"m_uielement_getparent.htm">GetParent</a>, <a href=
"m_dependencyobject_getvalue.htm">GetValue</a>, <a href=
"m_uielement_releasemousecapture.htm">ReleaseMouseCapture</a>,
<a href=
"m_uielement_removeeventlistener.htm">RemoveEventListener</a>,
<a href="m_dependencyobject_setvalue.htm">SetValue</a></p>
<h4>Events</h4>
<p><a href="e_uielement_gotfocus.htm">GotFocus</a>, <a href=
"e_uielement_keydown.htm">KeyDown</a>, <a href=
"e_uielement_keyup.htm">KeyUp</a>, <a href=
"e_uielement_loaded.htm">Loaded</a>, <a href=
"e_uielement_lostfocus.htm">LostFocus</a>, <a href=
"e_uielement_mouseenter.htm">MouseEnter</a>, <a href=
"e_uielement_mouseleave.htm">MouseLeave</a>, <a href=
"e_uielement_mouseleftbuttondown.htm">MouseLeftButtonDown</a>,
<a href="e_uielement_mouseleftbuttonup.htm">MouseLeftButtonUp</a>,
<a href="e_uielement_mousemove.htm">MouseMove</a></p>
<h4>Example</h4>
<div class="snippetdistributor_codesnippet" id=
"select_ink_snip#BasicInk">
<div style="width: 99%;">
<table class="codeexampletable" style=
"border: 1px solid #999999; background: #CCCCCC; width: 99%;">
<tr>
<th class="codelanguagecell" style=
"background: #CCCCCC; text-align: left;">JavaScript</th>
</tr>
<tr>
<td class="codeblockcell" style=
"background: #e6e6e6; border: none;">
<pre class="codeblock" style=
"background: transparent; border: none; margin: 0px; padding: 0px; font-family:'Courier New', Courier, monospace;">
var agCtrl;
var inkPresenter; // Corresponds to InkPresenter element in xaml
var newStroke = null; // The Stroke variable we'll use here in mouse handlers
// DrawingAttributes variables
var daWidth = 2;
var daHeight = 2;
var daColor = "Black";
var daOutlineColor = "Black";
function root_Loaded(sender, args)
{
// Get the html object which contains the Silverlight plugin
agCtrl = sender.GetHost();
inkPresenter = sender.findname("inkPresenterElement");
}
// Capture mouse movement when the left button is pressed and create the stroke
function InkPresenterMouseDown(sender,args)
{
inkPresenter.CaptureMouse();
newStroke = agCtrl.content.createFromXaml('<Stroke/>');
var da = agCtrl.content.CreateFromXaml('<DrawingAttributes/>');
newStroke.DrawingAttributes = da;
// Set the drawing attributes properties
newStroke.DrawingAttributes.Width = daWidth;
newStroke.DrawingAttributes.Height = daHeight;
newStroke.DrawingAttributes.Color = daColor;
newStroke.DrawingAttributes.OutlineColor = daOutlineColor;
newStroke.StylusPoints.AddStylusPoints(args.GetStylusPoints(inkPresenter));
inkPresenter.Strokes.Add(newStroke);
}
// Add the new points to the Stroke we're working with
function InkPresenterMouseMove(sender,args)
{
if (newStroke != null)
{
newStroke.StylusPoints.AddStylusPoints(args.GetStylusPoints(inkPresenter));
}
}
// Release the mouse
function InkPresenterMouseUp(sender,args)
{
newStroke = null;
inkPresenter.ReleaseMouseCapture();
}
</pre>
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<h4>See Also</h4>
<p>
<!-- <a href="../conceptual/c_silverlight_shapes.htm">Shapes Overview</a>, -->
<a href="o_stroke.htm">Stroke</a>, <a href=
"o_strokecollection.htm">StrokeCollection</a></p>
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