llamaimage

package module

v0.2.1 Latest Latest Go to latest Published: Dec 22, 2022 License: MIT Imports: 19 Imported by: 0

Details

Valid go.mod file

The Go module system was introduced in Go 1.11 and is the official dependency management solution for Go.
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Tagged version

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Stable version

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Learn more about best practices

Repository

github.com/LlamaNite/llamaimage

Links

Open Source Insights

Documentation ¶

Index ¶

Variables
func DrawRadialGradient(mainImage *image.RGBA, center Point, from, to color.RGBA)
func FillColor(img *image.RGBA, colorData color.RGBA)
func FillGradient(img *image.RGBA, startColor, endColor color.RGBA, ...)
func HexToRGBA(hexCode string) (c color.RGBA, err error)
func MergeRGBA(main, overlay color.RGBA) color.RGBA
func NewImage(width, height int) *image.RGBA
func OpenImage(imageBytes io.Reader) (decodedImage image.Image, err error)
func OpenImageByBytes(imageBytes []byte) (decodedImage image.Image, err error)
func OpenImageByPath(imagePath string) (decodedImage image.Image, err error)
func OpenImageFromEFS(fileStorage fs.FS, path string) (decodedImage image.Image, err error)
func Paste(img draw.Image, overlay image.Image, X, Y int)
func Resize(mainImage image.Image, width, height float64, mode ResizeMode) image.Image
func Save(mainImage image.Image, path string) error
func SaveToStream(mainImage image.Image, writer io.Writer) error
func Write(img draw.Image, text string, textColor color.Color, fontStyle font.Face, ...)
type Gradient
- func GetGradientColors(of, with color.RGBA, radius float64) *Gradient
- func (d *Gradient) At(radius float64) color.RGBA
type GradientOrientation
type LlamaFont
- func OpenFont(fontBytes []byte) (*LlamaFont, error)
- func (f *LlamaFont) FitHeight(maxHeight int) (font.Face, int)
- func (f *LlamaFont) FitTextWidth(text string, fontSize float64, maxWidth int) (font.Face, int)
- func (f *LlamaFont) GetHeight(fontSize float64) int
- func (f *LlamaFont) GetTextSize(fontSize float64, text string) (width, height int)
- func (f *LlamaFont) GetWidth(fontSize float64, text string) int
- func (f *LlamaFont) NewFace(size float64) font.Face
type Point
type ResizeMode
type Vector
- func NewVector(width, height int) *Vector
- func (v *Vector) Draw(on draw.Image, with image.Image, onX, onY int) *Vector
- func (v *Vector) DrawOp(on draw.Image, with image.Image, onX, onY int) *Vector
- func (v *Vector) DrawOpX(on draw.Image, with image.Image, onX, onY int) *Vector
- func (v *Vector) DrawX(on draw.Image, with image.Image, onX, onY int) *Vector
- func (v *Vector) From(x, y int) *Vector
- func (v *Vector) Height() int
- func (v *Vector) Reset() *Vector
- func (v *Vector) To(x, y int) *Vector
- func (v *Vector) Width() int

Constants ¶

This section is empty.

Variables ¶

View Source

var ErrInvalidFormat = errors.New("invalid format")

Functions ¶

func DrawRadialGradient ¶ added in v0.2.0

func DrawRadialGradient(mainImage *image.RGBA, center Point, from, to color.RGBA)

Draws a Radial Gradient on the image with respect to transparent colors and the center point

func FillColor ¶ added in v0.1.3

func FillColor(img *image.RGBA, colorData color.RGBA)

func FillGradient ¶ added in v0.1.3

func FillGradient(img *image.RGBA, startColor, endColor color.RGBA, orientation GradientOrientation)

func HexToRGBA ¶

func HexToRGBA(hexCode string) (c color.RGBA, err error)

Convers hex color to color.RGBA

valid format: #000000 || #000

returns an error on inavlid fomat

func MergeRGBA ¶ added in v0.2.0

func MergeRGBA(main, overlay color.RGBA) color.RGBA

Merges two color.RGBA color

func NewImage ¶ added in v0.1.3

func NewImage(width, height int) *image.RGBA

func OpenImage ¶

func OpenImage(imageBytes io.Reader) (decodedImage image.Image, err error)

func OpenImageByBytes ¶

func OpenImageByBytes(imageBytes []byte) (decodedImage image.Image, err error)

func OpenImageByPath ¶

func OpenImageByPath(imagePath string) (decodedImage image.Image, err error)

func OpenImageFromEFS ¶

func OpenImageFromEFS(fileStorage fs.FS, path string) (decodedImage image.Image, err error)

func Paste ¶ added in v0.1.3

func Paste(img draw.Image, overlay image.Image, X, Y int)

func Resize ¶

func Resize(mainImage image.Image, width, height float64, mode ResizeMode) image.Image

func Save ¶

func Save(mainImage image.Image, path string) error

func SaveToStream ¶

func SaveToStream(mainImage image.Image, writer io.Writer) error

func Write ¶ added in v0.1.3

func Write(img draw.Image, text string, textColor color.Color, fontStyle font.Face, X, Y int)

Types ¶

type Gradient ¶ added in v0.2.0

type Gradient struct {
	R, G, B, A float64
	// contains filtered or unexported fields
}

func GetGradientColors ¶ added in v0.2.0

func GetGradientColors(of, with color.RGBA, radius float64) *Gradient

func (*Gradient) At ¶ added in v0.2.0

func (d *Gradient) At(radius float64) color.RGBA

type GradientOrientation ¶

type GradientOrientation uint8

const (
	GradientOrientationHorizontal GradientOrientation = iota
	GradientOrientationVertical
)

type LlamaFont ¶ added in v0.1.3

type LlamaFont struct{ *truetype.Font }

func OpenFont ¶

func OpenFont(fontBytes []byte) (*LlamaFont, error)

func (*LlamaFont) FitHeight ¶ added in v0.1.4

func (f *LlamaFont) FitHeight(maxHeight int) (font.Face, int)

func (*LlamaFont) FitTextWidth ¶ added in v0.1.4

func (f *LlamaFont) FitTextWidth(text string, fontSize float64, maxWidth int) (font.Face, int)

func (*LlamaFont) GetHeight ¶ added in v0.1.3

func (f *LlamaFont) GetHeight(fontSize float64) int

func (*LlamaFont) GetTextSize ¶ added in v0.1.3

func (f *LlamaFont) GetTextSize(fontSize float64, text string) (width, height int)

func (*LlamaFont) GetWidth ¶ added in v0.1.3

func (f *LlamaFont) GetWidth(fontSize float64, text string) int

func (*LlamaFont) NewFace ¶ added in v0.1.3

func (f *LlamaFont) NewFace(size float64) font.Face

type Point ¶ added in v0.2.0

type Point struct{ X, Y float64 }

type ResizeMode ¶ added in v0.1.5

type ResizeMode uint8

const (
	ResizeFit ResizeMode = iota
	ResizeFill
)

type Vector ¶ added in v0.1.8

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

func NewVector ¶ added in v0.1.8

func NewVector(width, height int) *Vector

func (*Vector) Draw ¶ added in v0.1.8

func (v *Vector) Draw(on draw.Image, with image.Image, onX, onY int) *Vector

func (*Vector) DrawOp ¶ added in v0.1.8

func (v *Vector) DrawOp(on draw.Image, with image.Image, onX, onY int) *Vector

func (*Vector) DrawOpX ¶ added in v0.2.0

func (v *Vector) DrawOpX(on draw.Image, with image.Image, onX, onY int) *Vector

func (*Vector) DrawX ¶ added in v0.2.0

func (v *Vector) DrawX(on draw.Image, with image.Image, onX, onY int) *Vector

func (*Vector) From ¶ added in v0.1.8

func (v *Vector) From(x, y int) *Vector

func (*Vector) Height ¶ added in v0.2.0

func (v *Vector) Height() int

func (*Vector) Reset ¶ added in v0.2.0

func (v *Vector) Reset() *Vector

func (*Vector) To ¶ added in v0.1.8

func (v *Vector) To(x, y int) *Vector

func (*Vector) Width ¶ added in v0.2.0

func (v *Vector) Width() int

Source Files ¶

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