Pianotools
5-Tonraum
Tonart
C
Tonart
Dur
Moll
/** Because keys overlay each other, they get only half the opacity value. *** Therefore an addtional rectangle is drawn around the whole keyboard to *** compensate for the outer lines **/
/** Because keys overlay each other, they get only half the opacity value. *** Therefore an addtional rectangle is drawn around the whole keyboard to *** compensate for the outer lines **/