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gg

package module

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Versions in this module

v1

v1.3.0

May 28, 2024

v1.2.2

Mar 29, 2024

v1.2.1

Mar 28, 2024

v1.2.0

Feb 7, 2024

v1.1.0

Jan 27, 2024

Changes in this version

type Context

+ func (dc *Context) EncodeHTML()

v1.0.0

Jan 9, 2024

Changes in this version

+ func CubicBezier(x0, y0, x1, y1, x2, y2, x3, y3 float64) []Point

+ func Degrees(radians float64) float64

+ func LoadFontFace(path string, points float64) (font.Face, error)

+ func LoadImage(path string) (image.Image, error)

+ func LoadJPG(path string) (image.Image, error)

+ func LoadPNG(path string) (image.Image, error)

+ func Radians(degrees float64) float64

+ func SaveJPG(path string, im image.Image, quality int) error

+ func SavePNG(path string, im image.Image) error

+ type Align int

+ const AlignCenter

+ const AlignLeft

+ const AlignRight

+ type Context struct

+ func NewContext(width, height int) *Context

+ func NewContextForImage(im image.Image) *Context

+ func NewContextForRGBA(im *image.RGBA) *Context

+ func (dc *Context) AsMask() *image.Alpha

+ func (dc *Context) Bounds() geom.Rectangle

+ func (dc *Context) Clear()

+ func (dc *Context) ClearPath()

+ func (dc *Context) Clip()

+ func (dc *Context) ClipPreserve()

+ func (dc *Context) ClosePath()

+ func (dc *Context) CubicTo(x1, y1, x2, y2, x3, y3 float64)

+ func (dc *Context) DisplayOnWebsite()

+ func (dc *Context) DrawArc(x, y, r, angle1, angle2 float64)

+ func (dc *Context) DrawCircle(x, y, r float64)

+ func (dc *Context) DrawEllipse(x, y, rx, ry float64)

+ func (dc *Context) DrawEllipticalArc(x, y, rx, ry, angle1, angle2 float64)

+ func (dc *Context) DrawImage(im image.Image, x, y float64)

+ func (dc *Context) DrawImageAnchored(im image.Image, x, y, ax, ay float64)

+ func (dc *Context) DrawLine(x1, y1, x2, y2 float64)

+ func (dc *Context) DrawPoint(x, y, r float64)

+ func (dc *Context) DrawRectangle(x, y, w, h float64)

+ func (dc *Context) DrawRegularPolygon(n int, x, y, r, rotation float64)

+ func (dc *Context) DrawRoundedRectangle(x, y, w, h, r float64)

+ func (dc *Context) DrawString(s string, x, y float64)

+ func (dc *Context) DrawStringAnchored(s string, x, y, ax, ay float64)

+ func (dc *Context) DrawStringWrapped(s string, x, y, ax, ay, width, lineSpacing float64, align Align)

+ func (dc *Context) EncodeJPG(w io.Writer, o *jpeg.Options) error

+ func (dc *Context) EncodePNG(w io.Writer) error

+ func (dc *Context) Fill()

+ func (dc *Context) FillPreserve()

+ func (dc *Context) FillStroke()

+ func (dc *Context) FontHeight() float64

+ func (dc *Context) GetCurrentPoint() (geom.Point, bool)

+ func (dc *Context) Height() int

+ func (dc *Context) Identity()

+ func (dc *Context) Image() image.Image

+ func (dc *Context) InvertMask()

+ func (dc *Context) LineTo(x, y float64)

+ func (dc *Context) LoadFontFace(path string, points float64) error

+ func (dc *Context) Mask() *image.Alpha

+ func (dc *Context) Matrix() geom.Matrix

+ func (dc *Context) MeasureMultilineString(s string, lineSpacing float64) (width, height float64)

+ func (dc *Context) MeasureString(s string) (w, h float64)

+ func (dc *Context) MoveTo(x, y float64)

+ func (dc *Context) Multiply(m geom.Matrix)

+ func (dc *Context) NewSubPath()

+ func (dc *Context) Pop()

+ func (dc *Context) Push()

+ func (dc *Context) QuadraticTo(x1, y1, x2, y2 float64)

+ func (dc *Context) ResetClip()

+ func (dc *Context) Rotate(angle float64)

+ func (dc *Context) RotateAbout(angle, x, y float64)

+ func (dc *Context) SaveJPG(path string, quality int) error

+ func (dc *Context) SavePNG(path string) error

+ func (dc *Context) Scale(sx, sy float64)

+ func (dc *Context) ScaleAbout(sx, sy, x, y float64)

+ func (dc *Context) SetDash(dashes ...float64)

+ func (dc *Context) SetDashOffset(offset float64)

+ func (dc *Context) SetFillColor(c color.Color)

+ func (dc *Context) SetFillRule(fillRule FillRule)

+ func (dc *Context) SetFillRuleEvenOdd()

+ func (dc *Context) SetFillRuleWinding()

+ func (dc *Context) SetFillStyle(pattern Pattern)

+ func (dc *Context) SetFontFace(fontFace font.Face)

+ func (dc *Context) SetLineCap(lineCap LineCap)

+ func (dc *Context) SetLineCapButt()

+ func (dc *Context) SetLineCapRound()

+ func (dc *Context) SetLineCapSquare()

+ func (dc *Context) SetLineJoin(lineJoin LineJoin)

+ func (dc *Context) SetLineJoinBevel()

+ func (dc *Context) SetLineJoinRound()

+ func (dc *Context) SetMask(mask *image.Alpha) error

+ func (dc *Context) SetMatrix(m geom.Matrix)

+ func (dc *Context) SetPixel(x, y int, c color.Color)

+ func (dc *Context) SetStrokeColor(c color.Color)

+ func (dc *Context) SetStrokeStyle(pattern Pattern)

+ func (dc *Context) SetStrokeWidth(lineWidth float64)

+ func (dc *Context) Stroke()

+ func (dc *Context) StrokeFill()

+ func (dc *Context) StrokePreserve()

+ func (dc *Context) TransformPoint(x, y float64) (tx, ty float64)

+ func (dc *Context) TransformVector(x, y float64) (tx, ty float64)

+ func (dc *Context) Translate(tx, ty float64)

+ func (dc *Context) Width() int

+ func (dc *Context) WordWrap(s string, w float64) []string

+ type FillRule int

+ const FillRuleEvenOdd

+ const FillRuleWinding

+ type Gradient interface

+ AddColorStop func(offset float64, color color.Color)

+ func NewConicGradient(cx, cy, deg float64) Gradient

+ func NewLinearGradient(x0, y0, x1, y1 float64) Gradient

+ func NewRadialGradient(x0, y0, r0, x1, y1, r1 float64) Gradient

+ type LineCap int

+ const LineCapButt

+ const LineCapRound

+ const LineCapSquare

+ type LineJoin int

+ const LineJoinBevel

+ const LineJoinRound

+ type Pattern interface

+ ColorAt func(x, y int) color.Color

+ func NewSolidPattern(color color.Color) Pattern

+ func NewSurfacePattern(im image.Image, op RepeatOp) Pattern

+ type RepeatOp int

+ const RepeatBoth

+ const RepeatNone

+ const RepeatX

+ const RepeatY