LINE_SEL_LEFT_RIGHT
if (data->lineflag == LINE_SEL_LEFT_RIGHT && oy == data->sely)
data->lineflag = LINE_SEL_LEFT_RIGHT;
data->lineflag = LINE_SEL_LEFT_RIGHT;
if (data->lineflag == LINE_SEL_LEFT_RIGHT)
data->lineflag = LINE_SEL_LEFT_RIGHT;
if (data->lineflag == LINE_SEL_LEFT_RIGHT && oy == data->sely)
if (data->lineflag == LINE_SEL_LEFT_RIGHT)
if (data->lineflag == LINE_SEL_LEFT_RIGHT)