textutil

package

v0.0.0-...-44760b8 Latest Latest Go to latest Published: Nov 16, 2025 License: Apache-2.0 Imports: 13 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/guigui-gui/guigui

Links

Open Source Insights

Documentation ¶

Index ¶

func BackspaceOnGraphemes(str string, position int) (string, int)
func DeleteOnGraphemes(str string, position int) (string, int)
func Draw(bounds image.Rectangle, dst *ebiten.Image, str string, options *DrawOptions)
func FirstLineBreakPositionAndLen(str string) (pos, length int)
func Measure(width int, str string, autoWrap bool, face text.Face, lineHeight float64, ...) (float64, float64)
func NextPositionOnGraphemes(str string, position int) int
func PrevPositionOnGraphemes(str string, position int) int
func TextIndexFromPosition(width int, position image.Point, str string, options *Options) int
type DrawOptions
type HorizontalAlign
type Options
type TextPosition
- func TextPositionFromIndex(width int, str string, index int, options *Options) (position0, position1 TextPosition, count int)
type VerticalAlign

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func BackspaceOnGraphemes ¶

func BackspaceOnGraphemes(str string, position int) (string, int)

func DeleteOnGraphemes ¶

func DeleteOnGraphemes(str string, position int) (string, int)

func Draw ¶

func Draw(bounds image.Rectangle, dst *ebiten.Image, str string, options *DrawOptions)

func FirstLineBreakPositionAndLen ¶

func FirstLineBreakPositionAndLen(str string) (pos, length int)

func Measure ¶

func Measure(width int, str string, autoWrap bool, face text.Face, lineHeight float64, tabWidth float64, keepTailingSpace bool) (float64, float64)

func NextPositionOnGraphemes ¶

func NextPositionOnGraphemes(str string, position int) int

func PrevPositionOnGraphemes ¶

func PrevPositionOnGraphemes(str string, position int) int

func TextIndexFromPosition ¶

func TextIndexFromPosition(width int, position image.Point, str string, options *Options) int

Types ¶

type DrawOptions ¶

type DrawOptions struct {
	Options

	TextColor color.Color

	DrawSelection  bool
	SelectionStart int
	SelectionEnd   int
	SelectionColor color.Color

	DrawComposition          bool
	CompositionStart         int
	CompositionEnd           int
	CompositionActiveStart   int
	CompositionActiveEnd     int
	InactiveCompositionColor color.Color
	ActiveCompositionColor   color.Color
	CompositionBorderWidth   float32
}

type HorizontalAlign ¶

type HorizontalAlign int

const (
	HorizontalAlignStart HorizontalAlign = iota
	HorizontalAlignCenter
	HorizontalAlignEnd
	HorizontalAlignLeft
	HorizontalAlignRight
)

type Options ¶

type Options struct {
	AutoWrap         bool
	Face             text.Face
	LineHeight       float64
	HorizontalAlign  HorizontalAlign
	VerticalAlign    VerticalAlign
	TabWidth         float64
	KeepTailingSpace bool
}

type TextPosition ¶

type TextPosition struct {
	X      float64
	Top    float64
	Bottom float64
}

func TextPositionFromIndex ¶

func TextPositionFromIndex(width int, str string, index int, options *Options) (position0, position1 TextPosition, count int)

type VerticalAlign ¶

type VerticalAlign int

const (
	VerticalAlignTop VerticalAlign = iota
	VerticalAlignMiddle
	VerticalAlignBottom
)

Source Files ¶

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