114 lines
2.4 KiB
Go
114 lines
2.4 KiB
Go
package main
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import (
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"fmt"
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"log"
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"strconv"
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"github.com/gdamore/tcell/v2"
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)
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func updateScore(screen tcell.Screen, style tcell.Style, score int) {
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var x, y int
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_, y = screen.Size()
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x = 5
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for _, r := range []rune("[ Score: " + strconv.FormatInt(int64(score), 10) + " ]") {
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screen.SetContent(x, y-1, r, nil, style)
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x++
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}
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}
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func drawBox(s tcell.Screen, x1, y1, x2, y2 int, style tcell.Style) {
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if y2 < y1 {
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y1, y2 = y2, y1
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}
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if x2 < x1 {
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x1, x2 = x2, x1
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}
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// Fill background
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for row := y1; row <= y2; row++ {
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for col := x1; col <= x2; col++ {
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s.SetContent(col, row, ' ', nil, style)
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}
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}
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// Draw borders
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for col := x1; col <= x2; col++ {
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s.SetContent(col, y1, '═', nil, style)
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s.SetContent(col, y2, '═', nil, style)
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}
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for row := y1 + 1; row < y2; row++ {
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s.SetContent(x1, row, '║', nil, style)
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s.SetContent(x2, row, '║', nil, style)
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}
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// Only draw corners if necessary
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if y1 != y2 && x1 != x2 {
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s.SetContent(x1, y1, '╔', nil, style)
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s.SetContent(x2, y1, '╗', nil, style)
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s.SetContent(x1, y2, '╚', nil, style)
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s.SetContent(x2, y2, '╝', nil, style)
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}
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//drawText(s, x1+1, y1+1, x2-1, y2-1, style, text)
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updateScore(s, style, 10)
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}
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func main() {
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defaultStyle := tcell.StyleDefault.Background(tcell.ColorReset).Foreground(tcell.ColorReset)
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var err error
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screen, err := tcell.NewScreen()
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if err != nil {
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log.Println("Error creating screen: ", err)
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}
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err = screen.Init()
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if err != nil {
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log.Fatalln("Error initializing screen: ", err)
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}
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x, y := screen.Size()
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screen.Clear()
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drawBox(screen, 0, 0, x-1, y-1, defaultStyle)
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quit := func() {
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// You have to catch panics in a defer, clean up, and
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// re-raise them - otherwise your application can
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// die without leaving any diagnostic trace.
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maybePanic := recover()
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screen.Fini()
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if maybePanic != nil {
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panic(maybePanic)
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}
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}
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defer quit()
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for {
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screen.Show()
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ev := screen.PollEvent()
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switch ev := ev.(type) {
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case *tcell.EventResize:
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x, y := screen.Size()
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drawBox(screen, 0, 0, x-1, y-1, defaultStyle)
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fmt.Println("size=ok:", checkSize(screen))
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screen.Sync()
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case *tcell.EventKey:
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//fmt.Println("Key: ",ev.Rune())
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if ev.Key() == tcell.KeyEscape || ev.Key() == tcell.KeyCtrlC {
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return
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} else if ev.Rune() == 'q' || ev.Rune() == 'Q' {
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return
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} else if ev.Key() == tcell.KeyCtrlL {
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screen.Sync()
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} else if ev.Rune() == 'C' || ev.Rune() == 'c' {
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screen.Clear()
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}
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}
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}
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}
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