erm/internal/app/darktile/gui/input.go
2021-07-31 13:56:39 +01:00

231 lines
6.8 KiB
Go

package gui
import (
"fmt"
"github.com/d-tsuji/clipboard"
"github.com/hajimehoshi/ebiten/v2"
)
var modifiableKeys = map[ebiten.Key]uint8{
ebiten.KeyA: 'A',
ebiten.KeyB: 'B',
ebiten.KeyC: 'C',
ebiten.KeyD: 'D',
ebiten.KeyE: 'E',
ebiten.KeyF: 'F',
ebiten.KeyG: 'G',
ebiten.KeyH: 'H',
ebiten.KeyI: 'I',
ebiten.KeyJ: 'J',
ebiten.KeyK: 'K',
ebiten.KeyL: 'L',
ebiten.KeyM: 'M',
ebiten.KeyN: 'N',
ebiten.KeyO: 'O',
ebiten.KeyP: 'P',
ebiten.KeyQ: 'Q',
ebiten.KeyR: 'R',
ebiten.KeyS: 'S',
ebiten.KeyT: 'T',
ebiten.KeyU: 'U',
ebiten.KeyV: 'V',
ebiten.KeyW: 'W',
ebiten.KeyX: 'X',
ebiten.KeyY: 'Y',
ebiten.KeyZ: 'Z',
}
func (g *GUI) handleInput() error {
if err := g.handleMouse(); err != nil {
return err
}
switch true {
case ebiten.IsKeyPressed(ebiten.KeyControl) && ebiten.IsKeyPressed(ebiten.KeyShift):
switch true {
case g.keyState.RepeatPressed(ebiten.KeyC):
content, selection := g.terminal.GetActiveBuffer().GetSelection()
if selection == nil {
return nil
}
return clipboard.Set(content)
case g.keyState.RepeatPressed(ebiten.KeyV):
paste, err := clipboard.Get()
if err != nil {
return err
}
return g.terminal.WriteToPty([]byte(paste))
case g.keyState.RepeatPressed(ebiten.KeyBracketLeft):
g.RequestScreenshot("")
}
case ebiten.IsKeyPressed(ebiten.KeyControl):
for key, ch := range modifiableKeys {
if g.keyState.RepeatPressed(key) {
if ch >= 97 && ch < 123 {
return g.terminal.WriteToPty([]byte{ch - 96})
} else if ch >= 65 && ch < 91 {
return g.terminal.WriteToPty([]byte{ch - 64})
}
}
}
switch true {
case g.keyState.RepeatPressed(ebiten.KeyMinus):
g.fontManager.DecreaseSize()
cellSize := g.fontManager.CharSize()
cols, rows := g.size.X/cellSize.X, g.size.Y/cellSize.Y
if err := g.terminal.SetSize(uint16(rows), uint16(cols)); err != nil {
return err
}
return nil
case g.keyState.RepeatPressed(ebiten.KeyEqual):
g.fontManager.IncreaseSize()
cellSize := g.fontManager.CharSize()
cols, rows := g.size.X/cellSize.X, g.size.Y/cellSize.Y
if err := g.terminal.SetSize(uint16(rows), uint16(cols)); err != nil {
return err
}
return nil
default:
return nil
}
case ebiten.IsKeyPressed(ebiten.KeyAlt):
for key, ch := range modifiableKeys {
if g.keyState.RepeatPressed(key) {
return g.terminal.WriteToPty([]byte{0x1b, ch})
}
}
case g.keyState.RepeatPressed(ebiten.KeyArrowUp):
if g.terminal.GetActiveBuffer().IsApplicationCursorKeysModeEnabled() {
return g.terminal.WriteToPty([]byte{
0x1b,
'O',
'A',
})
} else {
return g.terminal.WriteToPty([]byte(fmt.Sprintf("\x1b[%sA", g.getModifierStr())))
}
case g.keyState.RepeatPressed(ebiten.KeyArrowDown):
if g.terminal.GetActiveBuffer().IsApplicationCursorKeysModeEnabled() {
return g.terminal.WriteToPty([]byte{
0x1b,
'O',
'B',
})
} else {
return g.terminal.WriteToPty([]byte(fmt.Sprintf("\x1b[%sB", g.getModifierStr())))
}
case g.keyState.RepeatPressed(ebiten.KeyArrowRight):
if g.terminal.GetActiveBuffer().IsApplicationCursorKeysModeEnabled() {
return g.terminal.WriteToPty([]byte{
0x1b,
'O',
'C',
})
} else {
return g.terminal.WriteToPty([]byte(fmt.Sprintf("\x1b[%sC", g.getModifierStr())))
}
case g.keyState.RepeatPressed(ebiten.KeyArrowLeft):
if g.terminal.GetActiveBuffer().IsApplicationCursorKeysModeEnabled() {
return g.terminal.WriteToPty([]byte{
0x1b,
'O',
'D',
})
} else {
return g.terminal.WriteToPty([]byte(fmt.Sprintf("\x1b[%sD", g.getModifierStr())))
}
case g.keyState.RepeatPressed(ebiten.KeyEnter):
if g.terminal.GetActiveBuffer().IsNewLineMode() {
return g.terminal.WriteToPty([]byte{0x0d, 0x0a})
}
return g.terminal.WriteToPty([]byte{0x0d})
case g.keyState.RepeatPressed(ebiten.KeyNumpadEnter):
if g.terminal.GetActiveBuffer().IsApplicationCursorKeysModeEnabled() {
g.terminal.WriteToPty([]byte{
0x1b,
'O',
'M',
})
} else {
if g.terminal.GetActiveBuffer().IsNewLineMode() {
if err := g.terminal.WriteToPty([]byte{0x0d, 0x0a}); err != nil {
return err
}
}
return g.terminal.WriteToPty([]byte{0x0d})
}
case g.keyState.RepeatPressed(ebiten.KeyTab):
return g.terminal.WriteToPty([]byte{0x09}) // tab
case g.keyState.RepeatPressed(ebiten.KeyEscape):
g.terminal.GetActiveBuffer().ClearSelection()
g.terminal.GetActiveBuffer().ClearHighlight()
return g.terminal.WriteToPty([]byte{0x1b}) // escape
case g.keyState.RepeatPressed(ebiten.KeyBackspace):
if ebiten.IsKeyPressed(ebiten.KeyAlt) {
return g.terminal.WriteToPty([]byte{0x17}) // ctrl-w/delete word
} else {
return g.terminal.WriteToPty([]byte{0x7f}) //0x7f is DEL
}
case g.keyState.RepeatPressed(ebiten.KeyF1):
return g.terminal.WriteToPty([]byte("\x1bOP"))
case g.keyState.RepeatPressed(ebiten.KeyF2):
return g.terminal.WriteToPty([]byte("\x1bOQ"))
case g.keyState.RepeatPressed(ebiten.KeyF3):
return g.terminal.WriteToPty([]byte("\x1bOR"))
case g.keyState.RepeatPressed(ebiten.KeyF4):
return g.terminal.WriteToPty([]byte("\x1bOS"))
case g.keyState.RepeatPressed(ebiten.KeyF5):
return g.terminal.WriteToPty([]byte("\x1b[15~"))
case g.keyState.RepeatPressed(ebiten.KeyF6):
return g.terminal.WriteToPty([]byte("\x1b[17~"))
case g.keyState.RepeatPressed(ebiten.KeyF7):
return g.terminal.WriteToPty([]byte("\x1b[18~"))
case g.keyState.RepeatPressed(ebiten.KeyF8):
return g.terminal.WriteToPty([]byte("\x1b[19~"))
case g.keyState.RepeatPressed(ebiten.KeyF9):
return g.terminal.WriteToPty([]byte("\x1b[20~"))
case g.keyState.RepeatPressed(ebiten.KeyF10):
return g.terminal.WriteToPty([]byte("\x1b[21~"))
case g.keyState.RepeatPressed(ebiten.KeyF11):
return g.terminal.WriteToPty([]byte("\x1b[22~"))
case g.keyState.RepeatPressed(ebiten.KeyF12):
return g.terminal.WriteToPty([]byte("\x1b[23~"))
case g.keyState.RepeatPressed(ebiten.KeyInsert):
return g.terminal.WriteToPty([]byte("\x1b[2~"))
case g.keyState.RepeatPressed(ebiten.KeyDelete):
return g.terminal.WriteToPty([]byte("\x1b[3~"))
case g.keyState.RepeatPressed(ebiten.KeyHome):
if g.terminal.GetActiveBuffer().IsApplicationCursorKeysModeEnabled() {
return g.terminal.WriteToPty([]byte(fmt.Sprintf("\x1b[1%s~", g.getModifierStr())))
} else {
return g.terminal.WriteToPty([]byte("\x1b[H"))
}
case g.keyState.RepeatPressed(ebiten.KeyEnd):
return g.terminal.WriteToPty([]byte(fmt.Sprintf("\x1b[4%s~", g.getModifierStr())))
case g.keyState.RepeatPressed(ebiten.KeyPageUp):
return g.terminal.WriteToPty([]byte(fmt.Sprintf("\x1b[5%s~", g.getModifierStr())))
case g.keyState.RepeatPressed(ebiten.KeyPageDown):
return g.terminal.WriteToPty([]byte(fmt.Sprintf("\x1b[6%s~", g.getModifierStr())))
default:
input := ebiten.AppendInputChars(nil)
for _, runePressed := range input {
if err := g.terminal.WriteToPty([]byte(string(runePressed))); err != nil {
return err
}
}
}
return nil
}