void ShiftTraceTool::mouseMove(const TPointD &pos, const TMouseEvent &e) {
GadgetId highlightedGadget = getGadget(pos);
if (highlightedGadget != m_highlightedGadget) {
m_highlightedGadget = highlightedGadget;
invalidate();
}
}
void PipeButtonGrid::reset(u8 level) {
_activeButtons.clear();
_isComplete = false;
while (getGadgetCount() > 0) {
removeGadget(getGadget(getGadgetCount() - 1));
}
generateRandomLayout(level);
}
PipeButtonBase* PipeButtonGrid::getPipeButtonAt(s16 column, s16 row) {
if (row < 0) return NULL;
if (row >= _rows) return NULL;
if (column < 0) return NULL;
if (column >= _columns) return NULL;
s16 x = column * _buttonWidth;
s16 y = row * _buttonHeight;
for (s32 i = 0; i < getGadgetCount(); ++i) {
if (getGadget(i)->getX() - getX() == x) {
if (getGadget(i)->getY() - getY() == y) {
return (PipeButtonBase*)getGadget(i);
}
}
}
return NULL;
}
void PipeButtonGrid::handleDropEvent(Gadget& source, const WoopsiPoint& point) {
PipeButtonBase* sourceButton = (PipeButtonBase*)&source;
PipeButtonBase* destButton;
bool swapped = false;
for (s32 i = 0; i < getGadgetCount(); ++i) {
destButton = (PipeButtonBase*)getGadget(i);
// Do not allow swap if the buttons are the same object, the buttons do
// not collide, the destination cannot swap, or the destination is
// being dragged
if (sourceButton == destButton) continue;
if (!sourceButton->checkCollision(destButton)) continue;
if (!destButton->canSwap()) continue;
if (destButton->isBeingDragged()) continue;
if (isButtonActive(sourceButton)) continue;
if (isButtonActive(destButton)) continue;
// Exchange button co-ordinates
s16 destX = destButton->getOriginalX();
s16 destY = destButton->getOriginalY();
destButton->moveTo(sourceButton->getOriginalX(), sourceButton->getOriginalY());
destButton->setOriginalCoords(sourceButton->getOriginalX(), sourceButton->getOriginalY());
sourceButton->setOriginalCoords(destX, destY);
swapped = true;
break;
}
if (!swapped) sourceButton->resetCoordinates();
}
