Beispiel #1
0
func makebox(s tcell.Screen) {
	w, h := s.Size()

	if w == 0 || h == 0 {
		return
	}

	glyphs := []rune{'@', '#', '&', '*', '=', '%', 'Z', 'A'}

	lx := rand.Int() % w
	ly := rand.Int() % h
	lw := rand.Int() % (w - lx)
	lh := rand.Int() % (h - ly)
	st := tcell.StyleDefault
	gl := ' '
	if s.Colors() > 1 {
		st = st.Background(tcell.Color(rand.Int() % s.Colors()))
	} else {
		st = st.Reverse(rand.Int()%2 == 0)
		gl = glyphs[rand.Int()%len(glyphs)]
	}

	for row := 0; row < lh; row++ {
		for col := 0; col < lw; col++ {
			s.SetCell(lx+col, ly+row, st, gl)
		}
	}
	s.Show()
}
Beispiel #2
0
func drawBox(s tcell.Screen, x1, y1, x2, y2 int, style tcell.Style, r rune) {
	if y2 < y1 {
		y1, y2 = y2, y1
	}
	if x2 < x1 {
		x1, x2 = x2, x1
	}

	for col := x1; col <= x2; col++ {
		s.SetCell(col, y1, style, tcell.RuneHLine)
		s.SetCell(col, y2, style, tcell.RuneHLine)
	}
	for row := y1 + 1; row < y2; row++ {
		s.SetCell(x1, row, style, tcell.RuneVLine)
		s.SetCell(x2, row, style, tcell.RuneVLine)
	}
	if y1 != y2 && x1 != x2 {
		// Only add corners if we need to
		s.SetCell(x1, y1, style, tcell.RuneULCorner)
		s.SetCell(x2, y1, style, tcell.RuneURCorner)
		s.SetCell(x1, y2, style, tcell.RuneLLCorner)
		s.SetCell(x2, y2, style, tcell.RuneLRCorner)
	}
	for row := y1 + 1; row < y2; row++ {
		for col := x1 + 1; col < x2; col++ {
			s.SetCell(col, row, style, r)
		}
	}
}
Beispiel #3
0
func emitStr(s tcell.Screen, x, y int, style tcell.Style, str string) {
	for _, c := range str {
		var comb []rune
		w := runewidth.RuneWidth(c)
		if w == 0 {
			comb = []rune{c}
			c = ' '
			w = 1
		}
		s.SetContent(x, y, c, comb, style)
		x += w
	}
}
Beispiel #4
0
func drawSelect(s tcell.Screen, x1, y1, x2, y2 int, sel bool) {

	if y2 < y1 {
		y1, y2 = y2, y1
	}
	if x2 < x1 {
		x1, x2 = x2, x1
	}
	for row := y1; row <= y2; row++ {
		for col := x1; col <= x2; col++ {
			mainc, combc, style, width := s.GetContent(col, row)
			if style == tcell.StyleDefault {
				style = defStyle
			}
			style = style.Reverse(sel)
			s.SetContent(col, row, mainc, combc, style)
			col += width - 1
		}
	}
}
Beispiel #5
0
func puts(s tcell.Screen, style tcell.Style, x, y int, str string) {
	i := 0
	var deferred []rune
	dwidth := 0
	for _, r := range str {
		switch runewidth.RuneWidth(r) {
		case 0:
			if len(deferred) == 0 {
				deferred = append(deferred, ' ')
				dwidth = 1
			}
		case 1:
			if len(deferred) != 0 {
				s.SetContent(x+i, y, deferred[0], deferred[1:], style)
				i += dwidth
			}
			deferred = nil
			dwidth = 1
		case 2:
			if len(deferred) != 0 {
				s.SetContent(x+i, y, deferred[0], deferred[1:], style)
				i += dwidth
			}
			deferred = nil
			dwidth = 2
		}
		deferred = append(deferred, r)
	}
	if len(deferred) != 0 {
		s.SetContent(x+i, y, deferred[0], deferred[1:], style)
		i += dwidth
	}
}
Beispiel #6
0
func Puts(s tcell.Screen, style tcell.Style, x, y int, str string) {
	i := 0
	var deferred []rune
	dwidth := 0
	for _, r := range str {
		switch runewidth.RuneWidth(r) {
		case 0:
			if len(deferred) == 0 {
				deferred = append(deferred, ' ')
				dwidth = 1
			}
		case 1:
			if len(deferred) != 0 {
				s.SetCell(x+i, y, style, deferred...)
				i += dwidth
			}
			deferred = deferred[0:0]
			dwidth = 1
		case 2:
			if len(deferred) != 0 {
				s.SetCell(x+i, y, style, deferred...)
				i += dwidth
			}
			deferred = deferred[0:0]
			dwidth = 2
		}
		deferred = append(deferred, r)
	}
	if len(deferred) != 0 {
		s.SetCell(x+i, y, style, deferred...)
		i += dwidth
	}
}
Beispiel #7
0
func drawSelect(s tcell.Screen, x1, y1, x2, y2 int, sel bool) {

	if y2 < y1 {
		y1, y2 = y2, y1
	}
	if x2 < x1 {
		x1, x2 = x2, x1
	}
	for row := y1; row <= y2; row++ {
		for col := x1; col <= x2; col++ {
			if cp := s.GetCell(col, row); cp != nil {
				st := cp.Style
				if st == tcell.StyleDefault {
					st = defStyle
				}
				st = st.Reverse(sel)
				cp.Style = st
				s.PutCell(col, row, cp)
			}
		}
	}
}
Beispiel #8
0
func emitStr(s tcell.Screen, x, y int, style tcell.Style, str string) {
	for _, c := range str {
		s.SetCell(x, y, style, c)
		x++
	}
}
Beispiel #9
0
// RegisterFallbacks registers the UTF-8 runes we use in this game with
// reasonable (best effort) ASCII fallbacks.
func RegisterFallbacks(screen tcell.Screen) {
	// Register a few fallback runes - best we can do for ASCII
	screen.RegisterRuneFallback('Ξ', "M")
	screen.RegisterRuneFallback('Ѧ', "A")
	screen.RegisterRuneFallback('Ж', "X")
	screen.RegisterRuneFallback('▖', "\\")
	screen.RegisterRuneFallback('▗', "/")
	screen.RegisterRuneFallback('▟', "/")
	screen.RegisterRuneFallback('▛', "/")
	screen.RegisterRuneFallback('▙', "\\")
	screen.RegisterRuneFallback('▜', "\\")
	screen.RegisterRuneFallback('˄', "^")
	screen.RegisterRuneFallback('˃', ">")
	screen.RegisterRuneFallback('˂', "<")
	screen.RegisterRuneFallback('˅', "v")
	screen.RegisterRuneFallback('♥', "A")
	screen.RegisterRuneFallback('─', "-")
	screen.RegisterRuneFallback('━', "-")
	screen.RegisterRuneFallback('═', "=")
	screen.RegisterRuneFallback('⁐', "O")
	screen.RegisterRuneFallback('•', "*")

}