Ejemplo n.º 1
0
        public MainWindow()
        {
            InitializeComponent();
            this.WindowState = WindowState.Maximized;
            this.Title       = "Logo";
            this.Loaded     += (o, e) =>
            {
                this.Top    = 0;
                this.Left   = 0;
                this.Width  = 800;
                this.Height = 800;
                try
                {
                    //there are a lot of quotes in XAML
                    //and the C# string requires quotes to be doubled
                    var strxaml = @"        <Grid
            xmlns=""http://schemas.microsoft.com/winfx/2006/xaml/presentation""
            xmlns:x=""http://schemas.microsoft.com/winfx/2006/xaml""
            Name=""HwndTest"" Margin=""5,5,5,5"">
            <Grid.RowDefinitions>
                <RowDefinition></RowDefinition>
                <RowDefinition Height=""25""></RowDefinition>
            </Grid.RowDefinitions>
            <DockPanel Grid.Row=""0"">
                <UserControl Name=""MyUserControl""></UserControl>
            </DockPanel>
            <DockPanel Grid.Row=""1"">
                <TextBox 
                    Name=""tbxStatus"" 
                    HorizontalAlignment=""Left"" 
                    Height=""23"" 
                    Margin=""10,2,0,0"" 
                    IsReadOnly=""True""
                    TextWrapping=""Wrap"" 
                    VerticalAlignment=""Top"" 
                    Width=""120""/>
                <TextBox 
                    Name=""tbxCmdList"" 
                    HorizontalAlignment=""Left"" 
                    Height=""23"" 
                    Margin=""10,2,0,0"" 
                    TextWrapping=""Wrap"" 
                    VerticalAlignment=""Top"" 
                    Width=""320""/>
                <Slider 
                    Name=""sldPenWidth"" 
                    HorizontalAlignment=""Left"" 
                    Margin=""12,2,0,0"" 
                    VerticalAlignment=""Top"" 
                    Width=""100""
                    ToolTip=""Change the pen width""
                    />
                <Slider 
                    Name=""sldDelay"" 
                    HorizontalAlignment=""Left"" 
                    Margin=""12,2,0,0"" 
                    VerticalAlignment=""Top"" 
                    ToolTip=""Change the delay""
                    Width=""100""/>
                <Button 
                    Name=""btnQuit"" 
                    Content=""_Quit"" 
                    HorizontalAlignment=""Left"" 
                    Margin=""10,2,0,0"" 
                    VerticalAlignment=""Top"" 
                    Width=""55""/>

            </DockPanel>
        </Grid>
";

                    var strReader  = new System.IO.StringReader(strxaml);
                    var xamlreader = XmlReader.Create(strReader);
                    var grid       = (Grid)(System.Windows.Markup.XamlReader.Load(xamlreader));
                    var btnQuit    = (Button)grid.FindName("btnQuit");
                    btnQuit.Click += (ob, eb) =>
                    {
                        App.Current.Shutdown();
                    };
                    _tbxCmdList = (TextBox)grid.FindName("tbxCmdList");
                    _tbxStatus  = (TextBox)grid.FindName("tbxStatus");
                    var userCtrl = (UserControl)grid.FindName("MyUserControl");
                    var bgd      = NativeMethods.CreateSolidBrush(new IntPtr(0xffffff));
                    _logoControl       = new LogoControl(bgd, this);
                    userCtrl.Content   = _logoControl;
                    userCtrl.Focusable = true;
                    userCtrl.IsTabStop = true;
                    this.Content       = grid;
                    var sldPenWidth = (Slider)grid.FindName("sldPenWidth");
                    sldPenWidth.Minimum       = 0;
                    sldPenWidth.Maximum       = 400;
                    sldPenWidth.ValueChanged += (os, es) =>
                    {
                        _logoControl._Turtle.SetPenWidth((int)sldPenWidth.Value);
                    };
                    var sldDelay = (Slider)grid.FindName("sldDelay");
                    sldDelay.Minimum       = 0;
                    sldDelay.Maximum       = 100000;
                    sldDelay.ValueChanged += (os, es) =>
                    {
                        _logoControl._Delay = (int)sldDelay.Value;
                    };
                    this.TextInput += (ot, et) =>
                    {
                        _logoControl.GotTextInput(et);
                    };
                    userCtrl.KeyUp += (ok, ek) =>
                    {
                        _logoControl.OnKey(ek);
                    };
                    this.SizeChanged += (os, es) =>
                    {
                        _logoControl.OnSizeChanged();
                    };
                    btnQuit.ToolTip = @"Logo Program by Calvin Hsia
Logo Drawing Program by Calvin Hsia
    based on Seymour Papert's Logo
	f = Move Forward the Stepsize (*)
	r = turn Right
	l = turn Left
	p = Pen Up (off the paper) or down
	h = Hide turtle
	e = Erase and start over (prerecorded programs survive)
	+ = Increase the turtle's step size for Forward
	- = Decrease the step size
	a = Increase the angle for left/right
	. = Repeat current command indefinitely
	q = Quit out of program
	c = Change Color (*) InputValue
	d = Delay (*) 
	n = Number for User Parameter. Used for 'x'
	s = Store (*) cmd. Inputvalue indicates which storage cell (1-9)
	x = Execute stored program (*) User parameter times
	[0-9] = input integer into Input value (defaults to 1)
	[any char] while executing will stop turtle
	* = command will use the Input value for parameter
";
                }
                catch (Exception ex)
                {
                    this.Content = ex.ToString();
                }
            };
        }
Ejemplo n.º 2
0
 public Turtle(LogoControl logoControl)
 {
     _logoControl = logoControl;
     _colorTurtle = NativeMethods.CreatePen(0, 0, (IntPtr)0x8f00);
     InitVals();
 }