初具模型的扫雷

src/context.c

@@ -0,0 +1,57 @@
+#include <stdio.h>
+#include <rend.h>
+#include <time.h>
+#include <SDL_image.h>
+
+#include "../include/Global.h"
+
+char * img_paths[10] =  {
+    "./res/1.png",
+    "./res/2.png",
+    "./res/3.png",
+    "./res/4.png",
+    "./res/5.png",
+    "./res/6.png",
+    "./res/7.png",
+    "./res/8.png",
+    "./res/boom.png",
+    "./res/flag.png"
+};
+
+// 初始化数据
+void contextInit() {
+    // 设置随机位置为-1
+    srand((unsigned)time(NULL));
+    for (int i = 0; i < BOOM;) {
+        char k, l;
+        k = rand() % ROW;
+        l = rand() % COL;
+        if (!global.context.map[k][l]) {
+            global.context.map[k][l] = -1;
+            i++;
+        }
+    }
+
+    // 把以 -1 为中心的九宫格数据都+1，-1除外
+    for (int i = 0; i < ROW; i++) {
+        for (int j = 0; j < COL; j++) {
+            if (global.context.map[i][j] == -1) {
+                for (int k = i-1; k <= i+1; k++) {
+                    for (int l = j-1; l <= j+1; l++) {
+                        if ((k >= 0 && k < ROW && l >= 0 && l < COL ) && global.context.map[k][l] != -1) {
+                            global.context.map[k][l]++;
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
+
+void imgInit () {
+    for (int i = 0; i < sizeof(global.context.imgs)/sizeof(global.context.imgs[0]); i++) {
+        SDL_Surface * surface = IMG_Load(img_paths[i]);
+        global.context.imgs[i] = SDL_CreateTextureFromSurface(global.window.Renderer,surface);
+        SDL_FreeSurface(surface);
+    }
+}