Remarks

CharlieWing
Status
Source code	GitHub
NuGet package

Code Example

public class MeadowApp : App<F7Micro, MeadowApp>
{
    CharlieWing charlieWing;
    GraphicsLibrary graphics;

    public MeadowApp()
    {
        Initialize();

        FourCorners();

        Thread.Sleep(2000);
        Face();

        Thread.Sleep(2000);
        ScrollText();
    }

    void Initialize()
    {
        Console.WriteLine("Initialize hardware...");

        charlieWing = new CharlieWing(Device.CreateI2cBus());
        charlieWing.Clear();
        charlieWing.Brightness = 128;

        graphics = new GraphicsLibrary(charlieWing);
        graphics.CurrentFont = new Font4x8();
    }

    void FourCorners()
    {
        charlieWing.Frame = 0;
        charlieWing.Clear();
        charlieWing.DrawPixel(0, 0);
        charlieWing.DrawPixel(14, 0);
        charlieWing.DrawPixel(0, 6);
        charlieWing.DrawPixel(14, 6);
        charlieWing.Show(0);
    }

    void ScrollText()
    {
        Console.WriteLine("ScrollText...");
        charlieWing.Clear();

        string text = "MEADOW";

        int x = 0;
        byte frameIndex = 0;
        int scollWidth = (int)(-1 * (charlieWing.Width + graphics.CurrentFont.Width + 4));
        int resetWidth = (int)(charlieWing.Width);
        charlieWing.Frame = 0;

        while (true)
        {
            charlieWing.Frame = frameIndex;
            graphics.Clear();
            int offset = 0;
            foreach(var chr in text)
            {
                graphics.DrawText(x + offset, 0, chr.ToString());
                offset += graphics.CurrentFont.Width;
            }

            graphics.Show();

            frameIndex = (frameIndex == 0) ? (byte)1 : (byte)0;

            x--;

            if (x < scollWidth)
            {
                x = resetWidth;
            }
        }
    }

    void Face()
    {
        Console.WriteLine("Face...");
        charlieWing.Clear();

        charlieWing.Frame = 0;
        graphics.DrawCircle(6, 3, 3);

        graphics.DrawPixel(5, 2);
        graphics.DrawPixel(7, 2);

        graphics.DrawLine(5, 4, 7, 4, true);

        charlieWing.Show(0);

        charlieWing.Frame = 1;
        graphics.DrawCircle(6, 3, 3);

        graphics.DrawPixel(5, 2);
        graphics.DrawPixel(7, 2);
        graphics.DrawPixel(5, 4);
        graphics.DrawPixel(6, 5);
        graphics.DrawPixel(7, 4);

        byte frameIndex = 0;
        for(int i = 0; i < 10;i++)
        {
            charlieWing.Show(frameIndex);

            frameIndex = (frameIndex == 0) ? (byte)1 : (byte)0;

            Thread.Sleep(1000);
        }
    }
}

Characteristic	Locus
Inheritance	System.Object > CharlieWing
Namespace	Meadow.Foundation.FeatherWings
Assembly	CharlieWing.dll

Syntax

public class CharlieWing : DisplayBase

Constructors

CharlieWing(II2cBus, CharlieWing.I2cAddress)

Declaration

public CharlieWing(II2cBus i2cBus, CharlieWing.I2cAddress address = CharlieWing.I2cAddress.Adddress0x74)

Parameters

Type	Name	Description
II2cBus	i2cBus
CharlieWing.I2cAddress	address

Fields

iS31FL3731

Declaration

protected readonly Is31fl3731 iS31FL3731

Field Value

Type	Description
Is31fl3731

Properties

Brightness

Declaration

public byte Brightness { get; set; }

Property Value

Type	Description
System.Byte

ColorMode

Declaration

public override DisplayColorMode ColorMode { get; }

Property Value

Type	Description
DisplayColorMode

Frame

Declaration

public byte Frame { get; set; }

Property Value

Type	Description
System.Byte

Height

Declaration

public override uint Height { get; }

Property Value

Type	Description
System.UInt32

Width

Declaration

public override uint Width { get; }

Property Value

Type	Description
System.UInt32

Methods

Clear(Boolean)

Declaration

public override void Clear(bool updateDisplay = false)

Parameters

Type	Name	Description
System.Boolean	updateDisplay

DrawPixel(Int32, Int32)

Declaration

public override void DrawPixel(int x, int y)

Parameters

Type	Name	Description
System.Int32	x
System.Int32	y

DrawPixel(Int32, Int32, Color)

Declaration

public override void DrawPixel(int x, int y, Color color)

Parameters

Type	Name	Description
System.Int32	x
System.Int32	y
Color	color

DrawPixel(Int32, Int32, Color, Byte)

Declaration

public virtual void DrawPixel(int x, int y, Color color, byte brightness)

Parameters

Type	Name	Description
System.Int32	x
System.Int32	y
Color	color
System.Byte	brightness

DrawPixel(Int32, Int32, Boolean)

Declaration

public override void DrawPixel(int x, int y, bool colored)

Parameters

Type	Name	Description
System.Int32	x
System.Int32	y
System.Boolean	colored

DrawPixel(Int32, Int32, Byte)

Declaration

public virtual void DrawPixel(int x, int y, byte brightness)

Parameters

Type	Name	Description
System.Int32	x
System.Int32	y
System.Byte	brightness

SetPenColor(Color)

Declaration

public override void SetPenColor(Color pen)

Parameters

Type	Name	Description
Color	pen

Show()

Declaration

public override void Show()

Show(Byte)

Declaration

public virtual void Show(byte frame)

Parameters

Type	Name	Description
System.Byte	frame