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Documentation

Index

• Constants
• func CalculateFontSize(maxChatNumInOneLine int, width int) float64
• func Export(imgBytes []byte, filePath string) error
• func Generate(text string, width int, height int, fontColor string, externalFontPath string, ...) ([]byte, error)
• func GenerateRandomHexColor() (string, error)
• func LoadFont(fontSize float64, externalFontFilePath string) (font.Face, error)
• func ParseHexColor(s string) (c color.RGBA, err error)

Constants

const (
	MARGIN_PER_LINE      = 24
	MIN_CHAR_NUM_IN_LINE = 3
)

Functions

func CalculateFontSize

func CalculateFontSize(maxChatNumInOneLine int, width int) float64

CalculateFontSize calculates the font size based on the maximum number of characters in one line and the width.

func Export

func Export(imgBytes []byte, filePath string) error

func Generate

func Generate(text string, width int, height int, fontColor string, externalFontPath string, shouldOneLine bool) ([]byte, error)

func GenerateRandomHexColor

func GenerateRandomHexColor() (string, error)

GenerateRandomHexColor generates a random hex color.

func LoadFont

func LoadFont(fontSize float64, externalFontFilePath string) (font.Face, error)

LoadFont loads the font based on the font size and the external font file path.

func ParseHexColor

func ParseHexColor(s string) (c color.RGBA, err error)

ParseHexColor parses a hex color string to a color.RGBA.