gorey

package
v0.0.0-...-0f6939a Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Aug 7, 2024 License: MIT Imports: 14 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	Black = color.Black
	White = color.White

	Red   = colorf.MustParseColor("#f00")
	Green = colorf.MustParseColor("#070")
	Blue  = colorf.MustParseColor("#00f")

	// Tp - transparent
	RedTp50 = colorf.MakeColorf(1, 0, 0, 0.5)
)
View Source 
var DrawLevelArea = false

Functions

func BesierCubic 

func BesierCubic(c *cairo.Canvas, p0, p1, p2, p3 geom.Point2f)

func BesierQuad 

func BesierQuad(c *cairo.Canvas, p0, p1, p2 geom.Point2f)

Quadratic Bézier

func HeartCurve 

func HeartCurve(t float64) geom.Point2f

Heart Curve https://mathworld.wolfram.com/HeartCurve.html

Types

type AspectRatio 

type AspectRatio struct {
	X int
	Y int
}

func MakeAspectRatio 

func MakeAspectRatio(x, y int) AspectRatio

func MustParseAspectRatio 

func MustParseAspectRatio(s string) AspectRatio

func ParseAspectRatio 

func ParseAspectRatio(s string) (AspectRatio, error)

func (AspectRatio) CalcDx 

func (a AspectRatio) CalcDx(dy float64) (dx float64, ok bool)

func (AspectRatio) CalcDy 

func (a AspectRatio) CalcDy(dx float64) (dy float64, ok bool)

func (AspectRatio) Normalize 

func (a AspectRatio) Normalize() AspectRatio

func (AspectRatio) String 

func (a AspectRatio) String() string

type Aspector 

type Aspector struct {
	AspectRatio float64 // dy / dx

	Content Object
}

------------------------------------------------------------------------------ Factorer

func (Aspector) Draw 

func (v Aspector) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Aspector) IsObject 

func (Aspector) IsObject()

type Caret 

type Caret struct {
	Content Object
}

rune: '^'

func (Caret) Draw 

func (v Caret) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Caret) IsObject 

func (Caret) IsObject()

type Circle 

type Circle struct {
	Content Object
}

func (Circle) Draw 

func (v Circle) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Circle) IsObject 

func (Circle) IsObject()

type CurlyBrackets 

type CurlyBrackets struct {
	Content Object
}

Curly brackets or braces

func (CurlyBrackets) Draw 

func (v CurlyBrackets) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (CurlyBrackets) IsObject 

func (CurlyBrackets) IsObject()

type DigitV1 

type DigitV1 struct {
	Value int
}

func (DigitV1) Draw 

func (d DigitV1) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (DigitV1) IsObject 

func (DigitV1) IsObject()

type DigitV2 

type DigitV2 struct {
	Value int
}

func (DigitV2) Draw 

func (d DigitV2) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (DigitV2) IsObject 

func (DigitV2) IsObject()

type DigitV3 

type DigitV3 struct {
	Value int
}

func (DigitV3) Draw 

func (d DigitV3) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (DigitV3) IsObject 

func (DigitV3) IsObject()

type DigitV4 

type DigitV4 struct {
	Value int
}

func (DigitV4) Draw 

func (d DigitV4) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (DigitV4) IsObject 

func (DigitV4) IsObject()

type Greed 

type Greed struct {
	Cells [][]Object
}

func (Greed) Draw 

func (v Greed) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Greed) IsObject 

func (Greed) IsObject()

type HBox 

type HBox struct {
	Objects []Object
}

func (HBox) Draw 

func (v HBox) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (HBox) IsObject 

func (HBox) IsObject()

type Heart 

type Heart struct{}

func (Heart) Draw 

func (v Heart) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Heart) IsObject 

func (Heart) IsObject()

type HexagoneOrientation 

type HexagoneOrientation int
const (
	Angled HexagoneOrientation = iota
	Flat
)

type ICanvas 

type ICanvas struct {
	// contains filtered or unexported fields
}

func NewICanvas 

func NewICanvas(c *cairo.Canvas, r geom.Rectangle2f, nx, ny int) *ICanvas

func (*ICanvas) BesierCubic 

func (d *ICanvas) BesierCubic(ps [4]image.Point)

func (*ICanvas) BesierQuad 

func (d *ICanvas) BesierQuad(ps [3]image.Point)

func (*ICanvas) Circle 

func (d *ICanvas) Circle(x, y int, radius float64)

func (*ICanvas) LineTo 

func (d *ICanvas) LineTo(xi, yi int)

func (*ICanvas) MoveTo 

func (d *ICanvas) MoveTo(xi, yi int)

type Infinity 

type Infinity struct{}

func (Infinity) Draw 

func (v Infinity) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Infinity) IsObject 

func (Infinity) IsObject()

type Invert 

type Invert struct {
	Content Object
}

func (Invert) Draw 

func (v Invert) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Invert) IsObject 

func (Invert) IsObject()

type Object 

type Object interface {
	IsObject()

	Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)
}

func Dig1 

func Dig1(x int) Object

func ISO216 

func ISO216(o Object) Object

------------------------------------------------------------------------------ Standard ISO216 (A0, A1, ... A4, ... A7)

func Square 

func Square(o Object) Object

------------------------------------------------------------------------------

func SquareAspector 

func SquareAspector(o Object) Object

------------------------------------------------------------------------------

func Triangle 

func Triangle(object Object) Object

type Rectangle 

type Rectangle struct {
	Content Object
}

func (Rectangle) Draw 

func (v Rectangle) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Rectangle) IsObject 

func (Rectangle) IsObject()

type RegularPolygon 

type RegularPolygon struct {
	N       int
	Phase   float64 // [0..1]
	Content Object
}

func (RegularPolygon) Draw 

func (v RegularPolygon) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (RegularPolygon) IsObject 

func (RegularPolygon) IsObject()

type Rhombus 

type Rhombus struct {
	Content Object
}

func (Rhombus) Draw 

func (v Rhombus) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Rhombus) IsObject 

func (Rhombus) IsObject()

type RoundRect 

type RoundRect struct {
	Content Object
}

func (RoundRect) Draw 

func (v RoundRect) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (RoundRect) IsObject 

func (RoundRect) IsObject()

type Tilde 

type Tilde struct {
	Content Object
}

func (Tilde) Draw 

func (v Tilde) Draw(c *cairo.Canvas, r geom.Rectangle2f, level int)

func (Tilde) IsObject 

func (Tilde) IsObject()

Source Files

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