#include "cnonogramsolver.h"
#include "cnonogram.h"

namespace libqcross {
	CNonogramSolver::CNonogramSolver(QObject * parent) : QObject(parent), m_Nonogram(NULL), m_OverlayData(NULL) {
	}
	
	CNonogramSolver::~CNonogramSolver() {
		cleanup();
	}
	
	bool CNonogramSolver::solve() {
		if (!m_Nonogram)
			return false;
		
		cleanup();
		
		m_OverlayData = new int *[m_Nonogram->width()];
		for (int i = 0; i < m_Nonogram->width(); i++) {
			m_OverlayData[i] = new int[m_Nonogram->height()];
			for (int j = 0; j < m_Nonogram->height(); j++)
				m_OverlayData[i][j] = 0;
		}
		
		for (int i = 0; i < m_Nonogram->height(); i++)
			solveRow(i);
		
		return false;
	}
	
	void CNonogramSolver::cleanup() {
		if (m_OverlayData && m_Nonogram) {
			for (int i = 0; i < m_Nonogram->width(); i++)
				delete[] m_OverlayData[i];
			delete[] m_OverlayData;
		}
	}
	
	bool CNonogramSolver::solveRow(int /*y*/) {
		return false;
//		int left = 0;
//		int right = m_Nonogram->width()-1;
//		
//		foreach (int k, m_Nonogram->rowNumbers(y)) {
//			if (k == m_Nonogram->width())
//				for (int i = 0; )
//					m_OverlayData[i][y] = 1;
//		}
		
//		
//		while (m_OverlayData[right][y] && left < right)
//			right++;
//		
//		if (left == right)
//			return true;
//		
//		if (m_Nonogram->rowNumbers(y)[0] == 0)
//			for (int i = left; i <= right; i++)
//				m_OverlayData[i][y] = MT_CROSSED;
//		
//		foreach (int k, m_Nonogram->rowNumbers(y)) {
//			
//		}
	}
}