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mi84kabv9 6 months ago
parent 72f0152892
commit 4f9a590b03
1 changed files with 823 additions and 0 deletions
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SEU_map.cpp
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#include<iostream>
#include<graphics.h>
#include"MyGraph.h"
#include<cmath>
#include<stack>
#include<fstream>
#include<string>
#include<stdio.h>
#include<conio.h>
#include<stdlib.h>
#include<io.h>
#include"Function.h"
#include"Stack.h"
#include"MessageBox.h"
#include"Account.h"
#define WIDTH (915 + (LEFTBORDER * 2))
#define HEIGHT (722 + TOPBORDER + LEFTBORDER)
#define UP 72
#define DOWN 80
#define BACKGROUND "seu map.png"
#define BKCOLOR RGB(240, 240, 240)
#define SELECTCOLOR RGB(255, 0, 0)
#define TEXTCOLOR RGB(7, 102, 198)
#define MENUCOLOR (208, 161, 227)
#define CheckCancel if(is_cancel) {return -1;}
int choose;
Graph_List graph;
Account account;
const int menu_num = 11;
int menu_top1 = 10;
int menu_top = menu_top + 3;
#define left (LEFTBORDER)
// 设置界面高度和宽度
int menu_width = ((WIDTH - 2 * LEFTBORDER) / (menu_num));
int menu_height = 30;
EasyTextBox txt_name;
EasyTextBox txt_password;
EasyButton btnOK;
int get_choose();
int front_menu(Graph_List & graph); // 界面
int show_all_vertex(Graph_List & graph); // 显示所有节点
int show_all_path(Graph_List & graph); // 显示所有路径
// 显示路径
int printroad(int dx, int dy, int sx, int sy) {
LINESTYLE linestyle; // 定义线的样式
getlinestyle(&linestyle);
setlinestyle(PS_SOLID, 3, NULL, 0);
line(sx, sy, dx, dy);
setlinestyle(&linestyle);
double x1 = (sx + dx) / 2;
double y1 = (sy + dy) / 2;
double x2 = ((3.0 / 8.0) * sx + (5.0 / 8.0) * dx);
double y2 = ((3.0 / 8.0) * sy + (5.0 / 8.0) * dy);
double k1 = (y2 - y1) / (x2 - x1);
double k2 = (-1) / k1;
double delta = 1600;
double a = sqrt((delta / 16) / (1 + k2 * k2));
double b = a * fabs(k2);
if (((x1 > x2) && (y1 < y2)) || ((x1 < x2) && (y1 > y2))) {
}
else b = -1 * b;
if (x1 == x2) {
a = 5;
b = 0;
}
if (y1 == y2) {
a = 0;
b = 3;
}
// 坐标
POINT pts[] = { {x1, y1}, {x2 + a, y2 + b}, {(x1 + x2) / 2, (y1 + y2) / 2} };
POINT pts1[] = { {x1, y1}, {x2 * 2 - (x2 + a), y2 * 2 - (y2 + b)}, {(x1 + x2) / 2, (y1 + y2) / 2} };
setfillcolor(BLUE);
solidpolygon(pts1, 3); // 画填充的多边形（无边框）
solidpolygon(pts, 3);
return 0;
}
// 获取鼠标位置
int get_mouse_xy(int& mousex, int& mousey) {
MOUSEMSG temp;
temp.mkLButton = false; // 鼠标左键是否按下
bool kick = false;
while (!kick) {
temp = GetMouseMsg();
FlushMouseMsgBuffer();
if (temp.mkLButton == false) {
mousex = temp.x;
mousey = temp.y;
}
else kick = temp.mkLButton;
}
return 0;
}
// 添加景点
int add_vertex(Graph_List& graph) {
LOGFONT font;
gettextstyle(&font);
settextstyle(10, 0, _T("宋体"));
BeginBatchDraw();
setlinecolor(GREEN);
for (int lx = LEFTBORDER; lx <= WIDTH; lx += 50) {
line(lx, TOPBORDER, lx, HEIGHT - LEFTBORDER);
}
for (int ly = TOPBORDER; ly <= HEIGHT - LEFTBORDER; ly += 50) {
line(LEFTBORDER, ly, WIDTH - LEFTBORDER, ly);
}
FlushBatchDraw();
setlinecolor(MENUCOLOR);
settextstyle(&font);
// 弹出窗口
::MessageBox(GetHWnd(), (LPCSTR)"请点击您要添加景点的位置", (LPCTSTR)"添加景点", MB_OK);
int mousex, mousey;
get_mouse_xy(mousex, mousey);
char name[30];
bool is_cancel = false;
// 获取用户输入
is_cancel = !InputBox((LPTSTR)name, 30, (LPCTSTR)"输入名称", (LPCTSTR)"添加景点", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
char description[1000];
is_cancel = !InputBox((LPTSTR)(&(description[0])), 1000, (LPCTSTR)"输入简介：（按Ctrl+Enter确认输入）", (LPCTSTR)"添加景点", (LPCTSTR)"0", 0, 10, 0);
CheckCancel;
char mark[10];
int marki;
while (true) {
is_cancel = !InputBox(LPTSTR(&(mark[0])), 10, (LPCTSTR)"输入代号", (LPCTSTR)"添加景点", 0, 0, 0, 0);
CheckCancel;
marki = str_to_num(mark);
if (marki > 0 && graph.get_index(marki) == -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"此代号已存在，请重新输入", (LPCTSTR)"添加景点", MB_OK);
}
std::string namestr = "", descriptionstr = "";
// 把数据插入到节点
graph.insert_vertex((std::string)(namestr + name), (std::string)(descriptionstr + description), marki, mousex, mousey);
::MessageBox(GetHWnd(), (LPCTSTR)"添加成功", (LPCTSTR)"添加景点", MB_OK);
return 0;
}
int add_path(Graph_List& graph) {
bool is_cancel = false;
int v1, v2;
std::string source = "0000000000", destination = "0000000000", weightstr = "0000000000";
while (true) {
is_cancel = !InputBox(LPTSTR(&(source[0])), 10, (LPCTSTR)"输入起点代号", (LPCTSTR)"添加边", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v1 = str_to_num(source);
if (graph.get_index(v1) != -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重新输入", (LPCTSTR)"添加边", MB_OK);
}
while (true) {
is_cancel = !InputBox(LPTSTR(&(destination[0])), 10, (LPCTSTR)"请输入终点代号", (LPCTSTR)"添加边", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v2 = str_to_num(destination);
if (graph.get_index(v2) != -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重新输入", (LPCTSTR)"添加边", MB_OK);
}
double dx = graph.get_head()[graph.get_index(v2)].get_x();
double sx = graph.get_head()[graph.get_index(v1)].get_x();
double dy = graph.get_head()[graph.get_index(v2)].get_y();
double sy = graph.get_head()[graph.get_index(v1)].get_y();
double weight = (double)sqrt(((dx - sx) * (dx - sy) + (dy - sy) * (dy - sy)) / 30000.0) * 300.0;
int retop = graph.insert_edge(graph.get_index(v1), graph.get_index(v2), weight);
if (retop == -3) { ::MessageBox(GetHWnd(), (LPCTSTR)"起点与终点相同！", (LPCTSTR)"添加边", MB_OK); return -3; }
if (retop == -4) { ::MessageBox(GetHWnd(), (LPCTSTR)"边已存在！", (LPCTSTR)"添加边", MB_OK); return -4; }
::MessageBox(GetHWnd(), (LPCTSTR)"添加成功", (LPCTSTR)"添加边", MB_OK);
return 0;
}
int delete_vertex(Graph_List& graph) {
bool is_cancel = false;
char v[10];
int v1;
while (true) {
is_cancel = !InputBox(LPTSTR(&(v[0])), 10, (LPCTSTR)"输入代号", (LPCTSTR)"删除景点", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v1 = str_to_num(v);
if (graph.get_index(v1) != -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"此代号不存在，请重输", (LPCTSTR)"删除景点", MB_OK);
}
graph.delete_vertex(graph.get_index(v1));
return 0;
}
int delete_path(Graph_List& graph) {
bool is_cancel = false;
int v1, v2;
std::string source = "0000000000", destination = "0000000000";
while (true) {
is_cancel = !InputBox(LPTSTR(&(source[0])), 10, (LPCTSTR)"输入起点代号", (LPCTSTR)"删除边", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v1 = str_to_num(source);
if (graph.get_index(v1) != -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重输", (LPCTSTR)"删除边", MB_OK);
}
while (true) {
is_cancel = !InputBox(LPTSTR(&(destination[0])), 10, (LPCTSTR)"输入终点代号", (LPCTSTR)"删除边", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v2 = str_to_num(destination);
if (graph.get_index(v2) != -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重输", (LPCTSTR)"删除边", MB_OK);
}
int retop = graph.delete_edge(graph.get_index(v1), graph.get_index(v2));
if (retop == -1) { ::MessageBox(GetHWnd(), (LPCTSTR)"边不存在！", (LPCTSTR)"删除边", MB_OK); return -1; }
::MessageBox(GetHWnd(), (LPCTSTR)"删除成功", (LPCTSTR)"删除边", MB_OK);
return 0;
}
// 画出最短路径
int draw_shortest_path(Graph_List& graph, int v1, int v2) {
Vertex* Head = graph.get_head();
int* path = new int[graph.number_of_vertices()];
graph.dshortest_path(v1, path);
Stack<int> s;
if (path[v2] == -1) {
::MessageBox(GetHWnd(), (LPCTSTR)"*** 无路径 ***", (LPCTSTR)"查询路径", MB_OK);
return -1;
}
int i = v2;
while (i != path[v1]) {
s.push(i);
i = path[i];
}
delete[]path;
int temp = v1, temppre = v1, length = 0;
std::string pathstr, tempstr;
// 开始批量绘制
BeginBatchDraw();
while (!s.empty()) {
temp = s.peek();
s.pop();
// 显示路径
printroad(Head[temppre].get_x(), Head[temppre].get_y(), Head[temp].get_x(), Head[temp].get_y());
int path_weight = graph.get_weight(temppre, temp);
length += path_weight;
tempstr = tempstr + "从" + int_to_str(Head[temppre].get_mark()) + "到" + int_to_str(Head[temp].get_mark()) + "：" + int_to_str(path_weight) + "米\n";
temppre = temp;
}
FlushBatchDraw();
setbkcolor(BKCOLOR);
settextcolor(TEXTCOLOR);
std::string str = "最短路径长度为：";
str = str + int_to_str(length) + " 米\n步行所需时间：" + int_to_str(length / 90) + "分钟\n";
str += tempstr;
::MessageBox(GetHWnd(), LPTSTR(&str[0]), (LPCTSTR)"查询路径", MB_OK);
return 0;
}
// 查找路径
int find_path(Graph_List& graph) {
bool is_cancel = false;
int v1, v2;
std::string source = "0000000000", destination = "0000000000";
while (true) {
is_cancel = !InputBox(LPTSTR(&(source[0])), 10, (LPCTSTR)"输入起点代号", (LPCTSTR)"查询路径", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v1 = str_to_num(source);
if (graph.get_index(v1) != -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重输", (LPCTSTR)"查询路径", MB_OK);
}
while (true) {
is_cancel = !InputBox(LPTSTR(&(destination[0])), 10, (LPCTSTR)"输入终点代号", (LPCTSTR)"查询路径", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v2 = str_to_num(destination);
if (graph.get_index(v2) != -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重输", (LPCTSTR)"查询路径", MB_OK);
}
draw_shortest_path(graph, graph.get_index(v1), graph.get_index(v2));
return 0;
}
// 画出最长路径
int draw_longest_path(Graph_List& graph, int v1, int v2) {
Vertex* Head = graph.get_head();
int* path = new int[graph.number_of_vertices()];
graph.dlongest_path(v1, path);
Stack<int> s;
if (path[v2] == -1) {
::MessageBox(GetHWnd(), (LPCTSTR)"*** 无路径 ***", (LPCTSTR)"查询路径", MB_OK);
return -1;
}
int i = v2;
while (i != path[v1]) {
s.push(i);
i = path[i];
}
delete[] path;
int temp = v1, temppre = v1, length = 0;
std::string pathstr, tempstr;
BeginBatchDraw();// 开始批量绘制
while (!s.empty()) {
temp = s.peek();
s.pop();
printroad(Head[temppre].get_x(), Head[temppre].get_y(), Head[temp].get_x(), Head[temp].get_y());//显示路径
int pathweight = graph.get_weight(temppre, temp);
length += pathweight;
tempstr = tempstr + "从" + int_to_str(Head[temppre].get_mark()) + "到" + int_to_str(Head[temp].get_mark()) + " : " + int_to_str(pathweight) + " 米" + "\n";
temppre = temp;
}
FlushBatchDraw();// 执行未完成的绘制任务
setbkcolor(BKCOLOR);// 显示颜色
settextcolor(TEXTCOLOR);//显示颜色
std::string str = "最短路径长度为：";
str = str + int_to_str(length) + " 米\n" + "步行所需时间：" + int_to_str(length / 90) + "分钟\n";
str += tempstr;
::MessageBox(GetHWnd(), LPTSTR(&str[0]), (LPCTSTR)"查询路径", MB_OK);
return 0;
}
// 漫游模式
int wandering(Graph_List& grpah) {
bool is_cancel = false;
int v1, v2;
std::string source = "0000000000", destination = "0000000000";
while (true) {
is_cancel = !InputBox(LPTSTR(&(source[0])), 10, (LPCTSTR)"输入起点代号", (LPCTSTR)"漫游模式", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v1 = str_to_num(source);
if (graph.get_index(v1) == -1) ::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重输", (LPCTSTR)"漫游模式", MB_OK);
else break;
}
while (true) {
is_cancel = !InputBox(LPTSTR(&(destination[0])), 10, (LPCTSTR)"输入终点代号", (LPCTSTR)"漫游模式", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v2 = str_to_num(destination);
if (graph.get_index(v1) == -1) ::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重输", (LPCTSTR)"漫游模式", MB_OK);
else break;
}
draw_longest_path(graph, graph.get_index(v1), graph.get_index(v2));
return 0;
}
void show_vertex(Graph_List& graph, int i) {
Vertex* Head = graph.get_head();
if (i < 0 || i > graph.number_of_vertices() - 1) {
::MessageBox(GetHWnd(), (LPCTSTR)"查询位置不存在", (LPCTSTR)"景点查询", MB_OK); //GetHWnd()获得窗口句柄
return;
}
std::string str = "代号：" + int_to_str(Head[i].get_mark()) + "\n" + "简介: " + Head[i].get_Description();
str = "名称：" + Head[i].get_VerName() + "\n" + str;
::MessageBox(GetHWnd(), LPTSTR(&str[0]), (LPCTSTR)"景点查询", MB_OK); //GetHWnd()获得窗口句柄
}
// 修改菜单
int ModifyMenu() {
int choose1 = 1;
char temp = 0, key;
while (temp != '\r') {
if (_kbhit()) {
key = _getch(); // 读取字符
fflush(stdin); // 清除读写缓冲区
switch (key) {
case UP: choose1--; break;
case DOWN: choose1++; break;
}
}
if (choose1 == 6) choose1 = 5;
if (choose1 == 0) choose1 = 1;
IMAGE img;
loadimage(&img, (LPCTSTR)"R-C.jpg", WIDTH, HEIGHT);
cleardevice();
putimage(0, 0, &img);
// transparentimage3(NULL, 0, 0, &img);
outtextxy((WIDTH / 2) - 80, 120, (LPCTSTR)"修改景点");
outtextxy((WIDTH / 2) - 180, 230, (LPCTSTR)"按↑和↓选择选项");
outtextxy((WIDTH / 2) - 180, 250, (LPCTSTR)"按ENTER键确定选择");
outtextxy(300, 300, (LPCTSTR)"请选择选项：");
outtextxy(420, 350, (LPCTSTR)"修改名称");
outtextxy(420, 380, (LPCTSTR)"修改简介");
outtextxy(420, 410, (LPCTSTR)"修改代号");
outtextxy(420, 440, (LPCTSTR)"修改坐标");
outtextxy(420, 470, (LPCTSTR)"返回");
outtextxy(390, 350 + (choose1 - 1) * 30, (LPCTSTR)"→");
FlushBatchDraw();// 执行未完成的绘制任务
temp = _getch();
}
return choose1;
}
// 修改景点
int modify_vertex(Graph_List& graph) {
bool is_cancel = false;
int v1;
char v1str[10] = { 'a' };
while (true) {
is_cancel = !InputBox(LPTSTR(&(v1str[0])), 10, (LPCTSTR)"输入代号", (LPCTSTR)"修改景点", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v1 = str_to_num(v1str);
if (graph.get_index(v1) != -1) break;
::MessageBox(GetHWnd(), (LPCTSTR)"该位置不存在，请重输", (LPCTSTR)"修改景点", MB_OK);
}
int v = graph.get_index(v1);
Vertex* Head = graph.get_head();
std::string name = Head[v].get_VerName();
std::string description = Head[v].get_Description();
int marki = Head[v].get_mark();
int x = Head[v].get_x();
int y = Head[v].get_y();
bool is_return = false;
while (!is_return) {
int in = ModifyMenu();
switch (in) {
case 1: {
is_cancel = !InputBox(LPTSTR(&(name[0])), 30, (LPCTSTR)"输入名称", (LPCTSTR)"修改景点", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
break;
}
case 2: {
is_cancel = !InputBox(LPTSTR(&(description[0])), 1000, (LPCTSTR)"输入简介：(按Ctrl+Enter确认输入)", (LPCTSTR)"修改景点", (LPCTSTR)"0", 0, 10, 0);
CheckCancel;
break;
}
case 3: {
char mark[10];
while (true) {
is_cancel = !InputBox(LPTSTR(&(mark[0])), 10, (LPCTSTR)"输入代号", (LPCTSTR)"修改景点", 0, 0, 0, 0);
CheckCancel;
marki = str_to_num(mark);
if (marki > 0 && (marki == Head[v].get_mark() || graph.get_index(marki) == -1)) {
break;
}
::MessageBox(GetHWnd(), (LPCTSTR)"输入有误或代号已存在，请重输", (LPCTSTR)"修改景点", MB_OK);
}
break;
}
case 4: {
char xstr[10], ystr[10];
while (true) {
is_cancel = !InputBox(LPTSTR(&(xstr[0])), 10, (LPCTSTR)"输入X坐标", (LPCTSTR)"修改景点", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
x = str_to_num(xstr);
if (x > 0 && x < WIDTH) break;
::MessageBox(GetHWnd(), (LPCTSTR)"您所输入的坐标不在图像范围内", (LPCTSTR)"修改景点", MB_OK);
}
while (true) {
is_cancel = !InputBox(LPTSTR(&(ystr[0])), 10, (LPCTSTR)"输入Y坐标", (LPCTSTR)"修改景点", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
y = str_to_num(ystr);
if (y > 0 && y < HEIGHT) break;
::MessageBox(GetHWnd(), (LPCTSTR)"您所输入的坐标不在图像范围内", (LPCTSTR)"修改景点", MB_OK);
}
break;
}
case 5: {
graph.modify_vertex(v, name, description, marki, x, y);
show_vertex(graph, v);
is_return = true;
break;
}
default: break;
}
}
return 0;
}
// 显示节点
int show_all_vertex(Graph_List& graph) {
Vertex* Head = graph.get_head();
setbkcolor(RGB(240, 240, 240));
settextcolor(RED);
setfillcolor(RGB(255, 0, 0));
LOGFONT font1;
gettextstyle(&font1);
settextstyle(font1.lfHeight - 2, 0, _T("宋体"));
for (int i = 0; i < graph.number_of_vertices(); i++) {
int x = Head[i].get_x(), y = Head[i].get_y();
std::string str = "";
str += int_to_str(Head[i].get_mark()); // 在地图上显示名称
if (Head[i].get_VerName() != "*") str = str + " " + Head[i].get_VerName();
solidcircle(x, y, 4); // 显示节点
outtextxy(x, y, (LPCTSTR)&str[0]); // 输出str字符串
}
settextstyle(&font1);
FlushBatchDraw();
return 0;
}
int show_all_path(Graph_List& graph) {
LINESTYLE linestyle;
getlinestyle(&linestyle);
setlinestyle(PS_SOLID, 3, NULL, 0);
setlinecolor(BLUE);
for (int i = 0; i < graph.number_of_vertices(); i++) {
Edge* p = graph.get_head()[i].get_adjacent();
while (p) {
// 画出当前节点与相邻节点的边
line(graph.get_head()[i].get_x(), graph.get_head()[i].get_y(),
graph.get_head()[p->get_VerAdj()].get_x(),
graph.get_head()[p->get_VerAdj()].get_y());
p = p->get_link(); // 指向下一个节点的邻边
}
} // 画出所有边
setlinestyle(&linestyle);
FlushBatchDraw();
return 0;
}
// 查找
int find_menu() {
int choose1 = 1;
char temp = 0, key;
while (temp != '\r') {
if (_kbhit()) {
key = _getch();
fflush(stdin);
switch (key) {
case UP: {
choose1--;
break;
}
case DOWN: {
choose1++;
break;
}
}
}
if (choose1 == 4) choose1 = 3;
if (choose1 == 0) choose1 = 1;
cleardevice();
IMAGE img;
loadimage(&img, (LPCTSTR)"R-C.jpg", WIDTH, HEIGHT);
putimage(0, 0, &img);
outtextxy((WIDTH / 2) - 80, 120, (LPCTSTR)"查询景点");//在指定位置输出字符串
outtextxy((WIDTH / 2) - 180, 230, (LPCTSTR)"按↑和↓选择选项");
outtextxy((WIDTH / 2) - 180, 250, (LPCTSTR)"按ENTER键确定选择");
outtextxy(300, 300, (LPCTSTR)"请选择选项：");
outtextxy(420, 350, (LPCTSTR)"按代号查询");
outtextxy(420, 380, (LPCTSTR)"按名称查询");
outtextxy(420, 410, (LPCTSTR)"返回");
outtextxy(390, 350 + (choose1 - 1) * 30, (LPCTSTR)"→");
FlushBatchDraw();
temp = _getch();
}
return choose1;
}
// 查找景点
int find_vertex(Graph_List& graph) {
bool is_cancel = false;
bool is_return = false;
while (!is_return) {
int in = find_menu();
switch (in) {
case 1: {
char v1str[10] = { 'a' };
int v1;
is_cancel = !InputBox(LPTSTR(&(v1str[0])), 10, (LPCTSTR)"输入代号", (LPCTSTR)"查询景点", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v1 = str_to_num(v1str);
show_vertex(graph, graph.get_index(v1));
break;
}
case 2: {
char v1str[10] = { 'a' };
std::string v1;
is_cancel = !InputBox(LPTSTR(&(v1str[0])), 10, (LPCTSTR)"输入名称", (LPCTSTR)"查询景点", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
v1 = "";
v1 += v1str;
show_vertex(graph, graph.get_index(v1));
break;
}
case 3: {
is_return = true;
break;
}
default: {} break;
}
}
return 0;
}
// 打开文件
int open(Graph_List& graph, bool is_first_open) {
std::fstream filestr;
char mapname[256] = { 'a' }; // map_name保存文件名
if (is_first_open) {
filestr.open("map.txt");
strcpy_s(mapname, "seu map.png");
}
else {
bool is_cancel = false;
char filename[256] = { 'a' };
while (true) {
is_cancel = !InputBox((LPTSTR) & (filename[0]), 10, (LPCTSTR)"输入文本文件名(不需输'.txt')", (LPCTSTR)"打开", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
strcat_s(filename, ".txt");
filestr.open(filename);
if (filestr.is_open()) break;
::MessageBox(GetHWnd(), (LPCTSTR)"无此文件，请重输", (LPCTSTR)"打开", MB_OK); //提示框
}
while (true) {
is_cancel = !InputBox((LPTSTR) & (mapname[0]), 10, (LPCTSTR)"输入图片文件名(不需输'.png')", (LPCTSTR)"打开", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
strcat_s(mapname, ".png");
if ((_access(mapname, 0)) != -1) { //_access,判断文件是否存在,如果文件具有指定的访问权限，则函数返回0；如果文件不存在或者不能访问指定的权限，则返回-1.
break;
}
::MessageBox(GetHWnd(), (LPCTSTR)"无此文件，请重输", (LPCTSTR)"打开", MB_OK);
}
}
// 从文件中提取节点和边信息绘制图
graph.graph_con(filestr, mapname);
filestr.close();
putimage(LEFTBORDER, TOPBORDER, graph.get_map());
return 0;
}
// 保存文件
int save(Graph_List& graph) {
bool is_cancel = false;
Vertex* head = graph.get_head();
char filename[256] = { 'a' };
is_cancel = !InputBox((LPTSTR) & (filename[0]), 10, (LPCTSTR)"输入文本文件名(不需输'.txt')", (LPCTSTR)"保存", (LPCTSTR)"0", 0, 0, 0);
CheckCancel;
strcat_s(filename, ".txt");
graph.save_file(filename);
::MessageBox(GetHWnd(), (LPCTSTR)"保存成功", (LPCTSTR)"保存", MB_OK);
return 0;
}
int get_choose() {
FlushMouseMsgBuffer(); // 清空鼠标消息缓冲区
MOUSEMSG temp;
temp.mkLButton = false;
bool kick = false;
while (!kick) {
temp = GetMouseMsg(); // 获取一个鼠标信息，若没有则等待
FlushMouseMsgBuffer();
if (temp.mkLButton == false) {
}
else {
if (temp.y < menu_top + menu_height && temp.y > menu_top) kick = true;
}
}
choose = (temp.x - left) / menu_width;
return 0;
}
// 菜单
int front_menu(Graph_List& graph) {
fflush(stdin);
settextcolor(TEXTCOLOR);
setfillcolor(BKCOLOR);
solidrectangle(5, TOPBORDER, WIDTH, HEIGHT); //以背景色刷新
setfillcolor(MENUCOLOR);
solidrectangle(5, 0, WIDTH - 5, menu_top1); //画最上方的绿色条
putimage(LEFTBORDER, TOPBORDER, graph.get_map());
setfillcolor(BKCOLOR);
solidrectangle(LEFTBORDER, menu_top + textheight('a'), WIDTH - LEFTBORDER, menu_top + textheight('a') + 5); //去掉选中的菜单下方的小绿块
setfillcolor(TEXTCOLOR);
setfillcolor(MENUCOLOR);
solidrectangle(choose * menu_width + left, menu_top + textheight('a'),
(choose + 1) * menu_width + left, menu_top + textheight('a') + 5); //画选中的菜单下方的小绿块
roundrect(5, menu_top + textheight('a') + 5, WIDTH - 5, HEIGHT - 5, 5, 3); //画图片周围的绿色边框
solidrectangle(5, menu_top + textheight('a') + 5, WIDTH - 5, menu_top + textheight('a') + 10); //画图片上方与小绿块相连的绿色条
setfillcolor(TEXTCOLOR);
LOGFONT font1;
gettextstyle(&font1);
settextstyle(font1.lfHeight, 0, _T("宋体"));
std::string menu[menu_num] = { " 打开", " 显示", " 查询路径",
" 查询景点", " 修改景点", " 添加景点", " 删除景点",
" 添加边", " 删除边"," 保存", " 退出"};//菜单栏
for (int index = 0; index <= menu_num - 1; index++) {
if (index == choose)settextcolor(SELECTCOLOR);
const char* p = menu[index].c_str();
outtextxy(left + index * menu_width, menu_top, (LPCTSTR)p);
if (index == choose)settextcolor(TEXTCOLOR);
}
settextstyle(&font1);
setlinecolor(MENUCOLOR);
for (int index1 = 0; index1 <= menu_num + 1; index1++) {
line(left + index1 * menu_width, menu_top, left + index1 * menu_width, menu_top + textheight('a'));
}
LOGFONT font;
gettextstyle(&font);
settextstyle(10, 0, _T("宋体"));
settextcolor(TEXTCOLOR);
for (int lx = LEFTBORDER; lx <= WIDTH; lx += 50) {
outtextxy(lx, TOPBORDER - 10, (LPCTSTR)&int_to_str(lx - LEFTBORDER)[0]);
}
for (int ly = TOPBORDER; ly <= HEIGHT - LEFTBORDER; ly += 50) {
outtextxy(10, ly - 5, (LPCTSTR)&int_to_str(ly - TOPBORDER)[0]);
}
settextstyle(&font);
settextcolor(TEXTCOLOR);
FlushBatchDraw();
setbkcolor(BKCOLOR);
settextcolor(TEXTCOLOR);
return choose;
}
void on_btnOK_click() {
if (wcscmp(L"123", txt_password.get_text())) {
MessageBox(GetHWnd(), (LPCTSTR)"密码错误", (LPCTSTR)"错误", MB_OK);
}
else {
wchar_t s[100] = L"Hello, ";
wcscat_s(s, 100, txt_name.get_text());
MessageBox(GetHWnd(), (LPCTSTR)s, (LPCTSTR)"登陆成功", MB_OK);
}
}
//void log_in() {
// initgraph(640, 480);
// setbkcolor(0xeeeeee);
// cleardevice();
// settextcolor(BLACK);
// outtextxy(50, 55, (LPCTSTR)"用户名：");
// txt_name.create(120, 50, 400, 75, 10);
// outtextxy(50, 105, (LPCTSTR)"密 码：");
// txt_password.create(120, 100, 400, 125, 10);
// btnOK.create(320, 150, 400, 175, L"OK", on_btnOK_click);
//
// ExMessage msg;
// while (true) {
// msg = getmessage(EX_MOUSE); // 获取消息输入
// if (msg.message == WM_LBUTTONDOWN) {
// // 判断控件
// if (txt_name.check(msg.x, msg.y)) txt_name.on_message();
// if (txt_password.check(msg.x, msg.y)) txt_password.on_message();
// if (btnOK.check(msg.x, msg.y)) btnOK.on_message();
// }
// }
// // 关闭窗口
// closegraph();
// return;
//}
int main() {
// log_in();
initgraph(WIDTH, HEIGHT);
setbkcolor(BKCOLOR);
cleardevice();
log_in_2(account);
bool is_first_open = true;
while (true) {
front_menu(graph);
if (is_first_open) choose = 0;
else get_choose();
front_menu(graph);
switch (choose) {
case 0: {
open(graph, is_first_open);
is_first_open = false;
break;
}
case 1: {
show_all_path(graph);
show_all_vertex(graph);
int vertex_num = graph.number_of_vertices();
int edge_num = graph.number_of_edges();
std::string num_of_vertices;
num_of_vertices = "图中共有景点 " + int_to_str(vertex_num) + "个\n" + "共有边" + int_to_str(edge_num) + "条\n";
::MessageBox(GetHWnd(), LPCSTR(&num_of_vertices[0]), (LPCSTR)"显示", MB_OK);
break;
}
case 2: {
show_all_vertex(graph);
find_path(graph);
show_all_vertex(graph);
break;
}
//case 3: {
// // std::cout << 1 << std::endl;
// show_all_vertex(graph);
// wandering(graph);
// show_all_vertex(graph);
// break;
//}
case 3: {
show_all_vertex(graph);
find_vertex(graph);
break;
}
case 4: {
show_all_vertex(graph);
modify_vertex(graph);
break;
}
case 5: {
show_all_vertex(graph);
add_vertex(graph);
break;
}
case 6: {
show_all_vertex(graph);
delete_vertex(graph);
break;
}
case 7: {
show_all_path(graph);
show_all_vertex(graph);
add_path(graph);
break;
}
case 8: {
show_all_path(graph);
show_all_vertex(graph);
delete_path(graph);
break;
}
case 9: {
save(graph);
break;
}
case 10: {
WinExec((LPCSTR)_T("taskkill /f /im conhost.ext /t"), 1);
exit(0);
break;
}
default: break;
}
}
return 0;
}
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