Class GtkDisplay

Represents a GTK graphics display

Assembly: Gtk.dll

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Declaration

public class GtkDisplay : IResizablePixelDisplay, IPixelDisplay, IDisplay, ITouchScreen

Implements:
Meadow.Peripherals.Displays.IResizablePixelDisplay, Meadow.Peripherals.Displays.IPixelDisplay, Meadow.Peripherals.Displays.IDisplay, Meadow.Hardware.ITouchScreen

Properties

Rotation

Gets the current rotation of the touchscreen

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Declaration

public RotationType Rotation { get; }

PixelBuffer

Provide a buffer that matches this display's color depth, height, and width This should be the buffer that is sent to the device when Show is called

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Declaration

public IPixelBuffer PixelBuffer { get; }

ColorMode

The currently set color mode for the display

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Declaration

public ColorMode ColorMode { get; }

Width

Width of the display in pixels

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Declaration

public int Width { get; }

Height

Height of the display in pixels

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Declaration

public int Height { get; }

SupportedColorModes

The Color mode supported by the display

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Declaration

public ColorMode SupportedColorModes { get; }

IsTouched

Returns <b>true</b> if the touchscreen is currently being touched, otherwise <b>false</b>

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Declaration

public bool IsTouched { get; }

Methods

Resize(int, int, float)

Rsizes the display

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Declaration

public void Resize(int width, int height, float displayScale = 1)

Parameters

Type	Name	Description
System.Int32	width	The new display width
System.Int32	height	The new display height
System.Single	displayScale	The new display height

Run()

Run the application

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Declaration

public void Run()

Show()

Performs a full display update

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Declaration

public void Show()

Show(int, int, int, int)

Partial screen update

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Declaration

public void Show(int left, int top, int right, int bottom)

Parameters

Type	Name
System.Int32	left
System.Int32	top
System.Int32	right
System.Int32	bottom

Clear(bool)

Clears the display buffer

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Declaration

public void Clear(bool updateDisplay = false)

Parameters

Type	Name
System.Boolean	updateDisplay

Fill(Color, bool)

Fills the entire display with a given color

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Declaration

public void Fill(Color fillColor, bool updateDisplay = false)

Parameters

Type	Name
Meadow.Color	fillColor
System.Boolean	updateDisplay

Fill(int, int, int, int, Color)

Fills a region with a given color

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Declaration

public void Fill(int x, int y, int width, int height, Color fillColor)

Parameters

Type	Name
System.Int32	x
System.Int32	y
System.Int32	width
System.Int32	height
Meadow.Color	fillColor

DrawPixel(int, int, Color)

Fills a pixel with a given color

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Declaration

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

Parameters

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

DrawPixel(int, int, bool)

Fills a pixel with either black or white

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Declaration

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

Parameters

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

InvertPixel(int, int)

Inverts the pixel at the given location

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Declaration

public void InvertPixel(int x, int y)

Parameters

Type	Name
System.Int32	x
System.Int32	y

WriteBuffer(int, int, IPixelBuffer)

Draws to the pixel buffer at a specified location

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Declaration

public void WriteBuffer(int x, int y, IPixelBuffer displayBuffer)

Parameters

Type	Name
System.Int32	x
System.Int32	y
Meadow.Peripherals.Displays.IPixelBuffer	displayBuffer

Events

TouchDown

Event raised when the touchscreen is pressed

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Declaration

public event TouchEventHandler TouchDown

Event Type

Meadow.Hardware.TouchEventHandler

TouchUp

Event raised when the touchscreen is released

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Declaration

public event TouchEventHandler TouchUp

Event Type

Meadow.Hardware.TouchEventHandler

TouchClick

Event raised when a cycle of press and release has occurred

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Declaration

public event TouchEventHandler TouchClick

Event Type

Meadow.Hardware.TouchEventHandler

TouchMoved

Event raised when a cycle of press and release has occurred

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Declaration

public event TouchEventHandler TouchMoved

Event Type

Meadow.Hardware.TouchEventHandler

Implements

• Meadow.Peripherals.Displays.IResizablePixelDisplay
• Meadow.Peripherals.Displays.IPixelDisplay
• Meadow.Peripherals.Displays.IDisplay
• Meadow.Hardware.ITouchScreen