EnumDev/Typer
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Add basic typing functionality

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This commit is contained in:
EnumDev 2025-06-03 18:20:07 +03:00
parent 2f7f483563
commit b52729646c
3 changed files with 59 additions and 8 deletions
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2
src/buffer.go
View File

@ -76,7 +76,7 @@ func CreateBuffer(bufferName string) *Buffer {
buffer := Buffer{
Id: LastBufferId + 1,
Name: bufferName,
Contents: "\n",
Contents: "",
LoadFunc: func(buffer *Buffer) error { return nil },
SaveFunc: func(buffer *Buffer) error { return nil },
}

2
src/line_index.go
View File

@ -19,7 +19,7 @@ func drawLineIndex(window *Window) {
y = 1
}
for lineIndex := 1; lineIndex <= strings.Count(buffer.Contents, "\n") && lineIndex < sizeY; lineIndex++ {
for lineIndex := 1; lineIndex <= strings.Count(buffer.Contents, "\n")+1 && lineIndex < sizeY; lineIndex++ {
drawText(screen, 0, y, 3, y, lineIndexStyle, strconv.Itoa(lineIndex)+". ")
y++
}

63
src/window.go
View File

@ -140,6 +140,51 @@ func (window *Window) Draw() {
if ev.Key() == tcell.KeyCtrlC {
window.Close()
}
// Typing
if ev.Key() == tcell.KeyBackspace2 {
str := window.textArea.CurrentBuffer.Contents
index := window.textArea.CursorPos
if index != 0 {
str = str[:index-1] + str[index:]
window.textArea.CursorPos--
window.textArea.CurrentBuffer.Contents = str
}
} else if ev.Key() == tcell.KeyTab {
str := window.textArea.CurrentBuffer.Contents
index := window.textArea.CursorPos
if index == len(str) {
str += "\t"
} else {
str = str[:index] + "\t" + str[index:]
}
window.textArea.CursorPos++
window.textArea.CurrentBuffer.Contents = str
} else if ev.Key() == tcell.KeyEnter {
str := window.textArea.CurrentBuffer.Contents
index := window.textArea.CursorPos
if index == len(str) {
str += "\n"
} else {
str = str[:index] + "\n" + str[index:]
}
window.textArea.CursorPos++
window.textArea.CurrentBuffer.Contents = str
} else if ev.Key() == tcell.KeyRune {
str := window.textArea.CurrentBuffer.Contents
index := window.textArea.CursorPos
if index == len(str) {
str += string(ev.Rune())
} else {
str = str[:index] + string(ev.Rune()) + str[index:]
}
window.textArea.CursorPos++
window.textArea.CurrentBuffer.Contents = str
}
}
}
@ -197,8 +242,8 @@ func (window *Window) SetCursorPos(position int) {
window.textArea.CursorPos = 0
}
if window.textArea.CursorPos > len(window.textArea.CurrentBuffer.Contents)-1 {
window.textArea.CursorPos = len(window.textArea.CurrentBuffer.Contents) - 1
if window.textArea.CursorPos > len(window.textArea.CurrentBuffer.Contents) {
window.textArea.CursorPos = len(window.textArea.CurrentBuffer.Contents)
}
}
@ -214,7 +259,7 @@ func (window *Window) SetCursorPos2D(x, y int) {
var str string
for i, char := range window.textArea.CurrentBuffer.Contents {
str += string(char)
if char == '\n' {
if char == '\n' || i == len(window.textArea.CurrentBuffer.Contents) {
lines = append(lines, struct {
charIndex int
str string
@ -223,8 +268,14 @@ func (window *Window) SetCursorPos2D(x, y int) {
}
}
y = min(y, len(lines)-1)
x = min(x, len(lines[y].str)-1)
y = min(y, len(lines))
if y == len(lines) {
x = 0
window.SetCursorPos(lines[y-1].charIndex + len(lines[y-1].str) + 1)
} else {
x = min(x, len(lines[y].str)-1)
window.SetCursorPos(lines[y].charIndex + x)
}
window.SetCursorPos(lines[y].charIndex + x)
}