FabGL
ESP32 Display Controller and Graphics Library

◆ invertRectangle() [1/2]

void fabgl::Canvas::invertRectangle ( int  X1,
int  Y1,
int  X2,
int  Y2 
)

Inverts a rectangle.

The Not logic operator is applied to pixels inside the rectangle.

Parameters
X1Top left horizontal coordinate.
Y1Top left vertical coordiante.
X2Bottom right horizontal coordinate.
Y2Bottom right vertical coordiante.