Basic Handwriting Recognition

Basic Handwriting Recognition
This examples shows how to use the InkOverlay class to add basic handwriting recognition to a GUI app. It also uses TextBox, Button, and SplitContainer. To run this example, you will need to download and install the Microsoft Windows XP Tablet PC Edition SDK 1.7. If you running Windows Vista, you probably do not need to install anything.



import sys import clr clr.AddReference('System.Drawing') clr.AddReference('System.Windows.Forms') clr.AddReference('Microsoft.Ink, Version=1.7.2600.2180, Culture=neutral, PublicKeyToken=31bf3856ad364e35') from System.Drawing import Font, Color from System.Windows.Forms import (Form, DockStyle, Panel, TextBox, Button,                                 SplitContainer, Orientation) from Microsoft.Ink import InkOverlay

f = Form f.Text = 'InkOverlay Example'

btn = Button btn.Text = 'Erase'

pnl = Panel pnl.BackColor = Color.Khaki overlay = InkOverlay(pnl) overlay.Enabled = True

tb = TextBox tb.Font = Font('serif', 20) tb.Multiline = True

sc = SplitContainer sc.SplitterWidth = 10 sc.Orientation = Orientation.Horizontal

f.Width = 600 f.Height = 400 sc.Dock = DockStyle.Fill btn.Dock = DockStyle.Top tb.Dock = DockStyle.Fill pnl.Dock = DockStyle.Fill f.Controls.Add(sc) sc.Panel1.Controls.Add(btn) sc.Panel1.Controls.Add(pnl) sc.Panel2.Controls.Add(tb)
 * 1) Layout

def OnStroke(sender, args): tb.Text = overlay.Ink.Strokes.ToString overlay.Stroke += OnStroke
 * 1) Event handling

def OnClick(sender, args): overlay.Ink.DeleteStrokes pnl.Refresh tb.Text = '' btn.Click += OnClick

f.ShowDialog

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