Custom field virtuemart for print gadget

Hello, I need to customize the fields attributes virtuemart to select multiple values​​, for example: - Cross the data "amount" based on the measurements and the color that you want (depending on the amount to choose from, the prices range from / to) - Select the print position, type, print and attach the file to print Attribute data must be displayed in the basket and in the order. By inserting the quantities in the cells color / size, it must appear the total number of articles based on the number and the price goes up or down. I enclose a screenshot of the project, thank you.