61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package tui
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import "regexp"
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type Rune struct {
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Rn rune
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Style Style
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}
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var DefaultRune = Rune{' ', StyleDefault}
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// Text represents a string with rune-based styling
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type Text struct {
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str string
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style []Style
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}
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// Txt returns a Text containing the given str
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// using the default style
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func Txt(str string) *Text {
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styles := make([]Style, 0, len(str))
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for range str {
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styles = append(styles, StyleDefault)
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}
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return &Text{str: str, style: styles}
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}
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// Len returns the amount of runes in t
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func (t *Text) Len() int {
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return len(t.style)
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}
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// AppendString appends str with default styling to t
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func (t *Text) AppendString(str string) {
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t.AppendText(Txt(str))
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}
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// PrependString prepends str with default styling to t
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func (t *Text) PrependString(str string) {
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newTxt := Txt(str)
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newTxt.AppendText(t)
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*t = *newTxt
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}
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// AppendText appends txt to t
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func (t *Text) AppendText(txt *Text) {
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t.str += txt.str
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t.style = append(t.style, txt.style...)
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}
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// Style applies the given style to the part of t between startIndex (inclusive) and endIndex (exclusive)
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func (t *Text) Style(style Style, startIndex, endIndex int) {
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for i := startIndex; i < endIndex; i++ {
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t.style[i] = style
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}
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}
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func (t *Text) StyleRegex(style Style, pattern *regexp.Regexp) {
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// TODO
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}
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