// checks one specific drop target to see if a card was dropped there
func dropCardHere(c *card.Card, d *staticimg.StaticImg, t touch.Event, u *uistate.UIState) bool {
if !touchingStaticImg(t, d, u) {
return false
}
lastDroppedCard := d.GetCardHere()
if lastDroppedCard != nil {
reposition.ResetCardPosition(lastDroppedCard, u.Eng)
reposition.RealignSuit(lastDroppedCard.GetSuit(), lastDroppedCard.GetInitial().Y, u)
}
oldY := c.GetInitial().Y
suit := c.GetSuit()
u.CurCard.Move(d.GetCurrent(), c.GetDimensions(), u.Eng)
d.SetCardHere(u.CurCard)
// realign suit the card just left
reposition.RealignSuit(suit, oldY, u)
return true
}
// checks all drop targets to see if a card was dropped there
func dropCardOnTarget(c *card.Card, t touch.Event, u *uistate.UIState) bool {
for _, d := range u.DropTargets {
// checking to see if card was dropped onto a drop target
if touchingStaticImg(t, d, u) {
lastDroppedCard := d.GetCardHere()
if lastDroppedCard != nil {
reposition.ResetCardPosition(lastDroppedCard, u.Eng)
reposition.RealignSuit(lastDroppedCard.GetSuit(), lastDroppedCard.GetInitial().Y, u)
}
oldY := c.GetInitial().Y
suit := c.GetSuit()
c.Move(d.GetCurrent(), c.GetDimensions(), u.Eng)
d.SetCardHere(c)
// realign suit the card just left
reposition.RealignSuit(suit, oldY, u)
return true
}
}
return false
}
// Resets the position of card c to its initial position, then realigns the suit it was in
func ResetCardPosition(c *card.Card, eng sprite.Engine) {
c.Move(c.GetInitial(), c.GetDimensions(), eng)
}