public void Send(IEnumerable <KeyEventArgs> sequence)
{
var inputs = sequence.Select(arg => new INPUT
{
U = new INPUT_UNION
{
ki = new KEYBDINPUT
{
dwFlags = arg.Action == KeyAction.KeyUp
? KEYEVENTF.KEYUP
: 0,
wVk = _mapper.Map <Key, VIRTUAL_KEY_CODE>(arg.Key)
}
},
type = INPUT_TYPE.INPUT_KEYBOARD
}).ToArray();
var size = Marshal.SizeOf(inputs[0]);
var result = SendInputInterop.SendInput((uint)inputs.Length, inputs, size);
if (result != inputs.Length)
{
throw new InvalidOperationException();
}
}
public void Send(IEnumerable <KeyEventArgs> sequence)
{
var inputs = sequence.Select(arg => new INPUT
{
type = INPUT_TYPE.INPUT_KEYBOARD,
U = new INPUT_UNION
{
ki = new KEYBDINPUT
{
dwFlags = arg.KeyState == KeyState.KeyUp
? KEYEVENTF.KEYUP
: 0,
wVk = (VIRTUAL_KEY_CODE)KeyInterop.VirtualKeyFromKey(arg.Key)
}
}
}).ToArray();
var size = Marshal.SizeOf(inputs[0]);
var result = SendInputInterop.SendInput((uint)inputs.Length, inputs, size);
if (result != inputs.Length)
{
throw new InvalidOperationException();
}
}
/// <summary>
/// Plays back ink data to a specified control
/// </summary>
/// <param name="destinationControl">
/// The control to play the Ink Data to.</param>
/// <param name="destinationRenderer">
/// The Ink Renderer used to convert ink data to display coordinates</param>
/// <param name="keepDestinationAspectRatio">
/// Specified whether to keep original aspect ratio of ink when scaling</param>
/// <param name="playbackRate">
/// The rate at which to play back the Ink Data</param>
protected void PlaybackRecordedData(Control destinationControl,
bool keepDestinationAspectRatio,
PacketPlaybackRate playbackRate,
System.Drawing.Drawing2D.Matrix iTrans)
{
if (null != PlaybackInk)
{
System.Drawing.Graphics g = destinationControl.CreateGraphics();
Microsoft.Ink.Renderer destinationRenderer = new Microsoft.Ink.Renderer();
destinationRenderer.SetViewTransform(iTrans);
// Set whether or not to keep ink aspect ratio in the display window
bool keepAspectRatio = keepDestinationAspectRatio;
// Declare scaling factors
float scaleFactorX = 1.0f;
float scaleFactorY = 1.0f;
// Get the size of the display window
System.Drawing.Size displayWindowSize = destinationControl.ClientSize;
// Get ink bounding box in ink space; convert the box's size to pixel;
System.Drawing.Rectangle inkBoundingBox = PlaybackInk.GetBoundingBox();
// Set the size and offset of the destination input
System.Drawing.Point inkBoundingBoxSize = new System.Drawing.Point(inkBoundingBox.Width, inkBoundingBox.Height);
// Convert the inkspace coordinate to pixels
destinationRenderer.InkSpaceToPixel(g, ref inkBoundingBoxSize);
// Get the offset of ink
System.Drawing.Point inkOffset = inkBoundingBox.Location;
// Determine what the scaling factor of the destination control is so
// we know how to correctly resize the ink data
getDisplayWindowScalingFactor(new System.Drawing.Size(inkBoundingBoxSize), displayWindowSize, keepAspectRatio, ref scaleFactorX, ref scaleFactorY);
// Iterate through all ink strokes and extract the packet data
foreach (Microsoft.Ink.Stroke currentStroke in PlaybackInk.Strokes)
{
// Convert the stroke's packet data to INPUT structs
INPUT[] inputs = SendInputInterop.StrokeToInputs(currentStroke, destinationRenderer, g, scaleFactorX, scaleFactorY, destinationControl, inkOffset);
if (null != inputs)
{
// Iterate through all the extracted INPUT data in order to send to destination control
for (int i = 0; i < inputs.Length; i++)
{
// Use the Win32 SendInput API to send the ink data point to the control
// Note that all playback will use the upper left of the destination control
// as the origin
SendInputInterop.SendInput(1, new INPUT[] { inputs[i] }, System.Runtime.InteropServices.Marshal.SizeOf(inputs[i]));
// Determine the delay between packets (within a stroke)
switch (playbackRate)
{
case PacketPlaybackRate.Default:
default:
System.Threading.Thread.Sleep(5);
break;
case PacketPlaybackRate.Slow:
System.Threading.Thread.Sleep(100);
break;
case PacketPlaybackRate.Fast:
break;
}
}
}
// Reset the focus to the destination control in case it has been changed
if (destinationControl.InvokeRequired)
{
GenericVoidCallback func = new GenericVoidCallback(delegate { destinationControl.Focus(); });
destinationControl.Invoke(func);
}
else
{
destinationControl.Focus();
}
// Create a delay between each stroke
if (0 != InterStrokeDelay)
{
System.Threading.Thread.Sleep((int)(InterStrokeDelay));
}
}
// dispose the graphics object
g.Dispose();
}
}
