/**
* Create the array of branch choices and set the mode which forces the user to select from among
* the branch choices.
*
* @param iBranchParent int Index which identifies the parent branch.
* @param iBranchPoint int Index which identifies the point along the branch path where the
* branching occurs for the choices.
*/
private void setupBranchChoices(int iBranchParent, int iBranchPoint) {
// Get list of possible sub-branches for the parent.
int[] aiBranchChildIndex = m_kFlyPathGraph.getBranchPointBranches(iBranchParent, iBranchPoint);
// Get the information for the parent branch.
BranchState kBranchStateParent = m_akBranchState[iBranchParent];
// Build the list of possible branches.
// First branch choice is the parent branch, current direction
// Last branch choice is the parent branch, reverse direction
// Reset all of the sub-branches to their start state.
m_akBranchChoice = new BranchState[2 + aiBranchChildIndex.length];
m_akBranchChoice[0] = kBranchStateParent.createCopy();
m_akBranchChoice[m_akBranchChoice.length - 1] = kBranchStateParent.createReverseCopy();
for (int i = 0; i < aiBranchChildIndex.length; i++) {
int iBranchChild = aiBranchChildIndex[i];
m_akBranchState[iBranchChild].start();
m_akBranchChoice[i + 1] = m_akBranchState[iBranchChild].createCopy();
}
m_bChooseBranch = true;
m_iBranchChoiceIndex = -1;
}
/**
* Get the current state of traversing.
*
* @return BranchState
*/
public BranchState getBranchState() {
return m_kBranchState.createCopy();
}
