static const T_choice *IFindChoiceDown(const T_choice *aChoiceList, const T_choice *aSelectedChoice, TUInt32 aSearchRange)
{
const T_choice *p;
TUInt32 ySmallestDiff = UEZPlatform_LCDGetHeight();
TUInt32 xDiff, yDiff;
const T_choice *p_nextChoice = aSelectedChoice;
for (p = aChoiceList; p->iText; p++) {
if(p != aSelectedChoice) {
yDiff = yMid(p) - yMid(aSelectedChoice);
xDiff = absDiff(xMid(aSelectedChoice), xMid(p));
if((yDiff < ySmallestDiff) && (xDiff<(yDiff/aSearchRange))) {
ySmallestDiff = yDiff;
p_nextChoice = p;
}
}
}
// If we didn't find a new, choice. Lets wrap around our search
if(p_nextChoice == aSelectedChoice) {
ySmallestDiff = UEZPlatform_LCDGetHeight();
for (p = aChoiceList; p->iText; p++) {
if(p != aSelectedChoice) {
yDiff = yMid(aSelectedChoice);
xDiff = absDiff(xMid(aSelectedChoice), xMid(p));
if((yDiff < ySmallestDiff) && (xDiff<(yDiff/aSearchRange))) {
ySmallestDiff = yDiff;
p_nextChoice = p;
}
}
}
}
return p_nextChoice;
}
static const T_choice *IFindChoiceLeft(const T_choice *aChoiceList, const T_choice *aSelectedChoice, TUInt32 aSearchRange)
{
const T_choice *p;
TUInt32 xSmallestDiff = UEZPlatform_LCDGetWidth();
TUInt32 xDiff, yDiff;
const T_choice *p_nextChoice = aSelectedChoice;
for (p = aChoiceList; p->iText; p++) {
if(p != aSelectedChoice) {
xDiff = xMid(aSelectedChoice) - xMid(p);
yDiff = absDiff(yMid(aSelectedChoice), yMid(p));
if((xDiff < xSmallestDiff) && (yDiff<(xDiff/aSearchRange))) {
xSmallestDiff = xDiff;
p_nextChoice = p;
}
}
}
// If we didn't find a new, choice. Lets wrap around our search
if(p_nextChoice == aSelectedChoice) {
xSmallestDiff = UEZPlatform_LCDGetWidth();
for (p = aChoiceList; p->iText; p++) {
if(p != aSelectedChoice) {
xDiff = UEZPlatform_LCDGetWidth() - xMid(p);
yDiff = absDiff(yMid(p), yMid(aSelectedChoice));
if((xDiff < xSmallestDiff) && (yDiff<(xDiff/aSearchRange))) {
xSmallestDiff = xDiff;
p_nextChoice = p;
}
}
}
}
return p_nextChoice;
}
BBox BBox::getSe() const { return BBox(xMid(), yMin, xMax, yMid()); }
BBox BBox::getSw() const { return BBox(xMin, yMin, xMid(), yMid()); }
BBox BBox::getNe() const { return BBox(xMid(), yMid(), xMax, yMax); }
BBox BBox::getNw() const { return BBox(xMin, yMid(), xMid(), yMax); }
bool BBox::overlaps(const BBox& other) const
{
return
std::abs(xMid() - other.xMid()) < width() / 2 + other.width() / 2 &&
std::abs(yMid() - other.yMid()) < height() / 2 + other.height() / 2;
}
