Plain Colors mechanics is the core of this game. i found the click to fill control is stated.
Step to click on the screen to pick colors and fill areas, it is simple.
The controls are click and drag actions. The game has a zoom function to see small areas better.
Most players will use click or drag controls to fill in the lines. The lines are a bit wonky.
Q: What are the controls? A: Click and drag actions.
Q1: What is the objective? A: Fill areas with paint.
Q2: Is there a zoom feature? A: Yes, there is a zoom function.
Q3: What is the main mechanic? A: Click to fill mechanic.