getStartPositon method
Implementation
double getStartPositon(cardWidth) {
double position = 0;
switch (align) {
case ALIGN.LEFT:
position = 0;
break;
case ALIGN.CENTER:
position = (cardViewPagerWidth! / 2) - (cardWidth / 2);
break;
case ALIGN.RIGHT:
position = cardViewPagerWidth! - cardWidth;
break;
}
return position;
}