Hello, I am interested in displaying Amplitude and Depth in LegendBox. Algoritms for it:   Ampl:=\the\cavedepth+\the\cavemaxz   \edef\histdepth{\the\cavedepth} \cavedepth= Depth consist:  "\histdepth\" and amplitude: "\Ampl\" I donn`t know TEX syntax well, who can write tex code block? -- Sau ---