Computer science assignment, please use C++ and Opencv to finish it

/* This class is used to visually show the puzzle game. All the code have already been provided. So you do not need */ /* to do any moidification here. The only thing you may touch is in the "showSolution()" function. As you may test */ /* different search functions by comment or uncomment a couple of lines there. */ #pragma once #include <opencv2/highgui/highgui.hpp> #include <opencv2/imgproc/imgproc.hpp> #include <opencv/cv.h> using namespace cv; #include "SolutionSearch.h" struct Square{ //this structure define a square region on the container (image) by using two points cv::Point top_left; cv::Point bottom_right; }; class VisualDisplay { private: int *original_states; int *current_states; vector<int> path; //the path for solution int target_pos; //Store the position of the 8-piece cv::Mat image; cv::Mat piece[9]; cv::Mat container; //the image that actually show the pieces and board Square piece_positions[9]; //define the position on the container that each piece will lay out. //here it has the order of 0, 1, 2, ..., 8. So initially, it is assign the position value in the constructor SolutionSearch solution_finder; //the most important component that is used to find the possible solutions //Below are used for mouse actions int selected_piece; //whether there is any piece has been selected -1 means no selection, 0-7 means a particular piece is selected std::vector<int> moving_directions[9]; public: VisualDisplay(void); ~VisualDisplay(void); void paintContainer(); //draw all the sub-images onto a single image void load(char* file_name, int* data, int pos); //load the image file to the image object void run(); //the main function of the class that shows different pieces of the image and support user's interaction friend void onMouse( int event, int x, int y, int flags, void* param ); void swap(int candidate); void generateVisualMotion(int candidate, int target); void showSolution(); void showPath(); };