colorMap property
Implementation
static Map<String, img.Color> colorMap = {
'red': img.ColorRgb8(255, 0, 0),
'green': img.ColorRgb8(0, 255, 0),
'blue': img.ColorRgb8(0, 0, 255),
'white': img.ColorRgb8(255, 255, 255),
'black': img.ColorRgb8(0, 0, 0),
};