C# Class Pinta.Core.Utility

显示文件 Open project: xxgreg/Pinta

Public Methods

Method	Description
Blend ( ColorBgra ca, ColorBgra cb, byte cbAlpha ) : ColorBgra	Smoothly blends between two colors.
Clamp ( double x, double min, double max ) : double
Clamp ( float x, float min, float max ) : float
Clamp ( int x, int min, int max ) : int
ClampToByte ( double x ) : byte
ClampToByte ( float x ) : byte
ClampToByte ( int x ) : byte
ColorDifference ( ColorBgra a, ColorBgra b ) : int
ColorDifferenceSquared ( ColorBgra a, ColorBgra b ) : int
FastScaleByteByByte ( byte a, byte b ) : byte
GetLinePoints ( Gdk first, Gdk second ) : Gdk.Point[]
GetRegionBounds ( Gdk rects, int startIndex, int length ) : Gdk.Rectangle	Allows you to find the bounding box for a "region" that is described as an array of bounding boxes.
GetStaticName ( Type type ) : string
InflateRectangles ( Gdk rects, int len ) : Gdk.Rectangle[]
Lerp ( Cairo from, Cairo to, float frac ) : Cairo.PointD
Lerp ( double from, double to, double frac ) : double
Lerp ( float from, float to, float frac ) : float
RectanglesToRegion ( Gdk rects ) : Gdk.Region
Swap ( int &a, int &b ) : void

Private Methods

Method	Description
IsNumber ( float x ) : bool

Method Details

Blend() public static method

Smoothly blends between two colors.

public static Blend ( ColorBgra ca, ColorBgra cb, byte cbAlpha ) : ColorBgra
ca	ColorBgra
cb	ColorBgra
cbAlpha	byte
return	ColorBgra

Clamp() public static method

public static Clamp ( double x, double min, double max ) : double
x	double
min	double
max	double
return	double

Clamp() public static method

public static Clamp ( float x, float min, float max ) : float
x	float
min	float
max	float
return	float

Clamp() public static method

public static Clamp ( int x, int min, int max ) : int
x	int
min	int
max	int
return	int

ClampToByte() public static method

public static ClampToByte ( double x ) : byte
x	double
return	byte

ClampToByte() public static method

public static ClampToByte ( float x ) : byte
x	float
return	byte

ClampToByte() public static method

public static ClampToByte ( int x ) : byte
x	int
return	byte

ColorDifference() public static method

public static ColorDifference ( ColorBgra a, ColorBgra b ) : int
a	ColorBgra
b	ColorBgra
return	int

ColorDifferenceSquared() public static method

public static ColorDifferenceSquared ( ColorBgra a, ColorBgra b ) : int
a	ColorBgra
b	ColorBgra
return	int

FastScaleByteByByte() public static method

public static FastScaleByteByByte ( byte a, byte b ) : byte
a	byte
b	byte
return	byte

GetLinePoints() public static method

public static GetLinePoints ( Gdk first, Gdk second ) : Gdk.Point[]
first	Gdk
second	Gdk
return	Gdk.Point[]

GetRegionBounds() public static method

Allows you to find the bounding box for a "region" that is described as an array of bounding boxes.

public static GetRegionBounds ( Gdk rects, int startIndex, int length ) : Gdk.Rectangle
rects	Gdk
startIndex	int
length	int
return	Gdk.Rectangle

GetStaticName() public static method

public static GetStaticName ( Type type ) : string
type	System.Type
return	string

InflateRectangles() public static method

public static InflateRectangles ( Gdk rects, int len ) : Gdk.Rectangle[]
rects	Gdk
len	int
return	Gdk.Rectangle[]

Lerp() public static method

public static Lerp ( Cairo from, Cairo to, float frac ) : Cairo.PointD
from	Cairo
to	Cairo
frac	float
return	Cairo.PointD

Lerp() public static method

public static Lerp ( double from, double to, double frac ) : double
from	double
to	double
frac	double
return	double

Lerp() public static method

public static Lerp ( float from, float to, float frac ) : float
from	float
to	float
frac	float
return	float

RectanglesToRegion() public static method

public static RectanglesToRegion ( Gdk rects ) : Gdk.Region
rects	Gdk
return	Gdk.Region

Swap() public static method

public static Swap ( int &a, int &b ) : void
a	int
b	int
return	void