Class VGADriver

Inheritance

System.Object

VGADriver

Inherited Members

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: Cosmos.HAL.Drivers.Video

Assembly: Cosmos.HAL2.dll

Syntax

public class VGADriver

Fields

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AttributeController_Index

Attribute controller index port.

Declaration

public const int AttributeController_Index = 960

Field Value

Type	Description
System.Int32

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AttributeController_Read

Attribute controller read port.

Declaration

public const int AttributeController_Read = 961

Field Value

Type	Description
System.Int32

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AttributeController_Write

Attribute controller write port.

Declaration

public const int AttributeController_Write = 960

Field Value

Type	Description
System.Int32

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CGATextMemoryBlock

32KB at 0xB8000

Declaration

public readonly MemoryBlock CGATextMemoryBlock

Field Value

Type	Description
MemoryBlock

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CRTController_Data

CRT controller data port.

Declaration

public const int CRTController_Data = 981

Field Value

Type	Description
System.Int32

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CRTController_Index

CRT controller index port.

Declaration

public const int CRTController_Index = 980

Field Value

Type	Description
System.Int32

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DAC_Data

DAC data port.

Declaration

public const int DAC_Data = 969

Field Value

Type	Description
System.Int32

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DACIndex_Read

DAC index read port.

Declaration

public const int DACIndex_Read = 967

Field Value

Type	Description
System.Int32

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DACIndex_Write

DAC index write port.

Declaration

public const int DACIndex_Write = 968

Field Value

Type	Description
System.Int32

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GraphicsController_Data

Graphics controller data port.

Declaration

public const int GraphicsController_Data = 975

Field Value

Type	Description
System.Int32

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GraphicsController_Index

Graphics controller index port.

Declaration

public const int GraphicsController_Index = 974

Field Value

Type	Description
System.Int32

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Instat_Read

Instant read port.

Declaration

public const int Instat_Read = 986

Field Value

Type	Description
System.Int32

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MiscellaneousOutput_Write

Miscellaneous output write port.

Declaration

public const int MiscellaneousOutput_Write = 962

Field Value

Type	Description
System.Int32

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MonochromeTextMemoryBlock

32KB at 0xB0000

Declaration

public readonly MemoryBlock MonochromeTextMemoryBlock

Field Value

Type	Description
MemoryBlock

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Sequencer_Data

Sequencer data port.

Declaration

public const int Sequencer_Data = 965

Field Value

Type	Description
System.Int32

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Sequencer_Index

Sequencer index port.

Declaration

public const int Sequencer_Index = 964

Field Value

Type	Description
System.Int32

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VGAMemoryBlock

128KB at 0xA0000

Declaration

public readonly MemoryBlock VGAMemoryBlock

Field Value

Type	Description
MemoryBlock

Properties

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Colors

Get and set colors.

Declaration

public int Colors { get; }

Property Value

Type	Description
System.Int32

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PixelHeight

Get and set pixel height.

Declaration

public int PixelHeight { get; }

Property Value

Type	Description
System.Int32

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PixelWidth

Get and set pixel width.

Declaration

public int PixelWidth { get; }

Property Value

Type	Description
System.Int32

Methods

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DrawFilledRectangle(Int32, Int32, Int32, Int32, UInt32)

Draw Filled Rectangle

Declaration

public void DrawFilledRectangle(int aX, int aY, int aW, int aH, uint aColor)

Parameters

Type	Name	Description
System.Int32	aX	X Position.
System.Int32	aY	Y Position.
System.Int32	aW	Rectangle width
System.Int32	aH	Rectangle height
System.UInt32	aColor	Rectangle color.

Exceptions

Type	Condition
System.Exception	Thrown when Textmode enabled.

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GetClosestColorInPalette(Color)

Declaration

public uint GetClosestColorInPalette(Color aColor)

Parameters

Type	Name	Description
System.Drawing.Color	aColor

Returns

Type	Description
System.UInt32

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GetPaletteEntry(Int32)

Declaration

public Color GetPaletteEntry(int aIndex)

Parameters

Type	Name	Description
System.Int32	aIndex

Returns

Type	Description
System.Drawing.Color

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GetPixel(UInt32, UInt32)

Declaration

public uint GetPixel(uint aX, uint aY)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY

Returns

Type	Description
System.UInt32

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GetPixel320x200x8(UInt32, UInt32)

Declaration

public uint GetPixel320x200x8(uint aX, uint aY)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY

Returns

Type	Description
System.UInt32

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GetPixel640x480x4(UInt32, UInt32)

Declaration

public uint GetPixel640x480x4(uint aX, uint aY)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY

Returns

Type	Description
System.UInt32

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GetPixel720x480x4(UInt32, UInt32)

Declaration

public uint GetPixel720x480x4(uint aX, uint aY)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY

Returns

Type	Description
System.UInt32

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ReadPalette()

Declaration

public void ReadPalette()

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SetGraphicsMode(VGADriver.ScreenSize, VGADriver.ColorDepth)

Set graphics mode.

Declaration

public void SetGraphicsMode(VGADriver.ScreenSize aSize, VGADriver.ColorDepth aDepth)

Parameters

Type	Name	Description
VGADriver.ScreenSize	aSize	A screen size.
VGADriver.ColorDepth	aDepth	A color depth.

Exceptions

Type	Condition
System.Exception	Thrown when aDepth not supported for the aSize / unknown screen size.

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SetPaletteEntry(Int32, Byte, Byte, Byte)

Set palette entry.

Declaration

public void SetPaletteEntry(int aIndex, byte aR, byte aG, byte aB)

Parameters

Type	Name	Description
System.Int32	aIndex	Index.
System.Byte	aR	Red.
System.Byte	aG	Green.
System.Byte	aB	Blue.

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SetPaletteEntry(Int32, Color)

Declaration

public void SetPaletteEntry(int aIndex, Color aColor)

Parameters

Type	Name	Description
System.Int32	aIndex
System.Drawing.Color	aColor

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SetPixel(UInt32, UInt32, Color)

The closest color in the palette will be found to be drawn This is quite slow, so whenever possible use the index of the color

Declaration

public void SetPixel(uint aX, uint aY, Color aColor)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY
System.Drawing.Color	aColor

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SetPixel(UInt32, UInt32, UInt32)

Declaration

public void SetPixel(uint aX, uint aY, uint aColor)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY
System.UInt32	aColor	The index of the color in the palette

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SetPixel320x200x8(UInt32, UInt32, UInt32)

Declaration

public void SetPixel320x200x8(uint aX, uint aY, uint aC)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY
System.UInt32	aC

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SetPixel640x480x4(UInt32, UInt32, UInt32)

Declaration

public void SetPixel640x480x4(uint aX, uint aY, uint aC)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY
System.UInt32	aC

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SetPixel720x480x4(UInt32, UInt32, UInt32)

Declaration

public void SetPixel720x480x4(uint aX, uint aY, uint aC)

Parameters

Type	Name	Description
System.UInt32	aX
System.UInt32	aY
System.UInt32	aC

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SetTextMode(VGADriver.TextSize)

Set text size.

Declaration

public void SetTextMode(VGADriver.TextSize aSize)

Parameters

Type	Name	Description
VGADriver.TextSize	aSize	A size to set.

Exceptions

Type	Condition
System.Exception	Thrown when text size invalid / unable to determine memory segment.

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WriteFont(Byte[], Byte)

Write font.

Declaration

public void WriteFont(byte[] aFont, byte aFontHeight)

Parameters

Type	Name	Description
System.Byte[]	aFont
System.Byte	aFontHeight

Exceptions

Type	Condition
System.Exception	Thrown when unable to determine memory segment.