Clicks2Area is a leaf area calculator based on mouse clicks. It allows user to define leaf outline on submitted image and calculate its area by mouse clicks.
Clicks2Area fits to a variety of leaf shape, including regular, irregular, convex and concave.
How to Use:
Firstly, user need to upload a leaf image with standard area to Clicks2Area, where jpg, bmp, and gif format is allowed.
Secondly, user need obtain the point coordinates of leaf outline by pointing mouse to it and clicking in clockwise or counter-clockwise order.
Thirdly, user can calcuate the leaf area by clicking "Calculate Area" button.
Clicks2Area will produce a wrong answer for self-intersecting outline, where one side crosses over another, as shown below.