81 lines
1.8 KiB
Go
81 lines
1.8 KiB
Go
package main
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import (
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"fmt"
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"strings"
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)
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func (m model) View() string {
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var view strings.Builder
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for y := 0; y < m.win_h-1; y++ {
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if y < len(m.lines) {
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var (
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gutter string
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currentLine bool = false
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lineNumber int
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)
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if y > m.cursor.y {
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lineNumber = y - m.cursor.y
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gutter = fmt.Sprintf("%*d ", m.s_gutter-1, lineNumber)
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} else if y < m.cursor.y {
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lineNumber = m.cursor.y - y
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gutter = fmt.Sprintf("%*d ", m.s_gutter-1, lineNumber)
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} else {
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lineNumber = y + 1
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currentLine = true
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if lineNumber < 100 {
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gutter = fmt.Sprintf("%*d ", m.s_gutter-2, lineNumber)
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} else {
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gutter = fmt.Sprintf("%*d ", m.s_gutter-1, lineNumber)
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}
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}
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view.WriteString(m.gutterStyle(currentLine).Render(gutter))
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// TODO: Do we need to do offset calculation?
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runes := []rune(m.lines[y])
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for x := 0; x <= len(runes); x++ {
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if m.cursor.y == y && m.cursor.x == x {
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if x < len(runes) {
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view.WriteString(m.cursorStyle().Render(string(runes[x])))
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} else {
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view.WriteString(m.cursorStyle().Render(" "))
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}
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} else if x < len(runes) {
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view.WriteRune(runes[x])
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}
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}
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} else {
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format := fmt.Sprintf("%%-%ds ", m.s_gutter-1)
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fmt.Fprintf(&view, format, "~")
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}
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view.WriteString("\n")
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}
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// Draw status bar
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var modeString string
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switch m.mode {
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case NormalMode:
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modeString = "NORMAL"
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case InsertMode:
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modeString = "INSERT"
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case CommandMode:
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modeString = "COMMAND"
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}
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var bar string
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if m.mode == CommandMode {
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bar = fmt.Sprintf(" %6s | %d:%d (%d:%d) %s ", modeString, m.cursor.x, m.cursor.y, m.win_w, m.win_h, m.command)
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} else {
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bar = fmt.Sprintf(" %6s | %d:%d (%d:%d) | %s | %+v | %d", modeString, m.cursor.x, m.cursor.y, m.win_w, m.win_h, m.input.buffer, m.insertKeys, m.insertCount)
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}
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view.WriteString(bar)
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return view.String()
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}
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