Currently, clicking the distance or area button clears any previously drawn distance/area. With this PR, you are now able to draw multiple lines or shapes, and able to see the sum of the drawn distances/areas. The X button continues to clear all drawn shapes and stored measurements.
Currently, clicking the distance or area button clears any previously drawn distance/area. With this PR, you are now able to draw multiple lines or shapes, and able to see the sum of the drawn distances/areas. The X button continues to clear all drawn shapes and stored measurements.
Completes #1195