自定义控件\控件 1.ctl
..........\电容（横）.ctl
..........\电容（横）.png
..........\电容（竖）.ctl
..........\电容（竖）.png
..........\电感（横）.ctl
..........\电感（横）.png
..........\电感（竖）.ctl
..........\电感（竖）.png
..........\电阻（横）.ctl
..........\电阻（横）.png
..........\电阻（竖）.ctl
..........\电阻（竖）.png
自定义控件