How do i allow a user to attatch an image to my email activity

[bencopper]

i have an email activity class which basically fills in pre set address and subject.. i want the user to be able to click a button that opens the camera app, takes a pic of whatever they want and be able to return to my app and attatch that image to the email.. How or is this posibble to implement?been on this for a long time wondering where to start..any help appreciated. Thanks