Photo products use the standard product types available in wp2print including: Simple, Fixed-size and Area products. In order to configure a product as a Photo product that uses the Image editor, visit the "File Source" tab and select "Photo Editor" from the File source dropdown.
Once the File source is configured as "Photo Editor", you will see a field where you can configure the productID of the product configured on the Fotovender Image Editor server. Here is an example for a Simple product:

For Fixed-size products and Area products, you will see multiple fields for configuring the productID on the Fotovender Image Editor server. In general, you will see 1 field for each combination of Size and Color you configure for the product. Here is an example for a Fixed-size product: