Example #1
0
func colour(FZ, B uint) col.Colour {
	//
	MausAn := scr.MouseCursorOn()
	if !MausAn {
		scr.MouseCursor(true)
	}
	xm, ym := scr.MousePosGr()
	X, Y = uint(xm), uint(ym)
	M := FZ * B / 2
	if X >= scr.NY()-M {
		X = scr.NX() - M
	}
	if X >= M {
		X -= M
	} else {
		X = 0
	}
	if Y >= H {
		Y -= H
	} else {
		Y = 0
	}
	scr.SaveGr(X, Y, X+2*FZ*B, Y+H)
	write(FZ, B, X, Y)
	clicked := false
	C := col.ScreenF
loop:
	for {
		scr.MouseCursor(true)
		K, _ := kbd.Command()
		switch K {
		case kbd.Esc, kbd.Back, kbd.There, kbd.This:
			break loop
		case kbd.Here:
			define(FZ, B, &C)
			clicked = true
		case kbd.Hither:
			if clicked {
				break loop
			}
		}
	}
	scr.RestoreGr(X, Y, X+2*FZ*B, Y+H)
	if !MausAn {
		scr.MouseCursor(false)
	}
	return C
}
Example #2
0
func select_(write WritingCol, n, h, w uint, i *uint, l, c uint, f, b col.Colour) {
	//
	if n == 0 {
		ker.Stop(pack, 1)
	}
	if n == 1 {
		*i = 0
		return
	}
	if h == 0 {
		ker.Stop(pack, 2)
	}
	if h > n {
		h = n
	}
	if w == 0 {
		w = scr.NColumns()
	}
	if w > scr.NColumns() {
		w = scr.NColumns()
	}
	if c+w > scr.NColumns() {
		c = scr.NColumns() - w
	}
	// so, dass letzte Zeile frei bleibt
	if l+h >= scr.NLines() {
		h = scr.NLines() - l - 1
	}
	if *i >= n {
		*i = n - 1
	}
	MouseOn := scr.MouseCursorOn()
	var x, y int
	if MouseOn {
		scr.MouseCursor(false)
		x, y = scr.MousePosGr()
	}
	scr.WarpMouse(l+*i, c)
	scr.Save(l, c, w, h)
	i0, n0 := uint(0), uint(0)
	if *i == 0 {
		n0 = 1
	} // else { n0 = 0 }
	neu := true
loop:
	for {
		if *i < i0 {
			i0 = *i
			neu = true
		} else if *i > i0+h-1 {
			i0 = *i - (h - 1)
			neu = true
		} else {
			neu = *i != n0
		}
		if neu {
			neu = false
			var cF, cB col.Colour
			for j := uint(0); j < h; j++ {
				if i0+j == *i {
					cF, cB = f, b
				} else {
					cF, cB = b, f
				}
				write(i0+j, l+j, c, cF, cB)
			}
		}
		n0 = *i
		C, d := kbd.Command()
		switch C {
		case kbd.Esc, kbd.Thither:
			*i = n
			break loop
		case kbd.Enter, kbd.Hither:
			break loop
		case kbd.Left, kbd.Up:
			if d == 0 {
				if *i > 0 {
					*i--
				}
			} else {
				if *i >= 10 {
					*i -= 10
				}
			}
		case kbd.Right, kbd.Down:
			if d == 0 {
				if *i+1 < n {
					*i++
				}
			} else {
				if *i+10 < n {
					*i += 10
				}
			}
		case kbd.Pos1:
			*i = 0
		case kbd.End:
			*i = n - 1
		case kbd.Go:
			_, yM := scr.MousePosGr()
			if uint(yM) <= l*scr.NY1()+scr.NY1()/2 {
				if *i > 0 {
					*i--
				}
			} else if uint(yM) >= (l+h)*scr.NY1() {
				if *i < n-1 {
					*i++
				}
			} else {
				*i = i0 + uint(yM)/scr.NY1() - l
			}
			/*
			   case kbd.Help:
			     errh.Hint (errh.zumAuswaehlen)
			     kbd.Wait (true)
			     errh.DelHint()
			*/
		}
	}
	scr.Restore(l, c, w, h)
	if MouseOn {
		scr.MouseCursor(true)
		scr.WarpMouseGr(x, y)
	}
}