Lookin for a module to customize the i display content

Hello every body

I'm in search of a module that can help me to customize the way i display my contents.

To display or hide the image ;
to resize the picture that i've insert when editing content ;
If it's possible, to customize the intro text (select the limit of word, show or hide it)
to display or hide the read more link
to select the number of article to display.

thanks for help