Adding game window with ncurses

Author: baptiste-may

src/views/ncurses-view.c

@@ -1,77 +1,160 @@
 #include "ncurses-view.h"
 #include <ncurses.h>
+#include <stdbool.h>
 #include <string.h>
 
 int maxWidth, maxHeight;
 
-WINDOW *mainMenu;
-const char mainMenuTitle[] = "Space Inviders";
-const unsigned mainMenuWidth = 18, mainMenuHeight = 7, nbMainMenuButtons = 4;
-const char *mainMenuButtons[] = {"Play", "Settings", "About", "Quit"};
+// Main Menu
+WINDOW *mainMenu = NULL;
+const char mainMenuTitle[] = "Space Invaders";
+const unsigned mainMenuWidth = 18, mainMenuHeight = 8, nbMainMenuButtons = 4;
 int mainMenuSelection = 0;
 
+// Game Window
+WINDOW *gameWin = NULL;
+
+void deleteMainMenu() {
+  delwin(mainMenu);
+  mainMenu = NULL;
+}
+
 void drawMainMenu() {
   wclear(mainMenu);
   mvwin(mainMenu, (maxHeight - mainMenuHeight) / 2,
         (maxWidth - mainMenuWidth) / 2);
-  refresh();
   box(mainMenu, 0, 0);
   mvwprintw(mainMenu, 0, (mainMenuWidth - strlen(mainMenuTitle)) / 2,
             mainMenuTitle);
-  for (int i = 0; i < nbMainMenuButtons; i++) {
-    wattrset(mainMenu, mainMenuSelection == i ? A_REVERSE : A_NORMAL);
-    mvwprintw(mainMenu, i + 2, (mainMenuWidth - strlen(mainMenuButtons[i])) / 2,
-              "%s", mainMenuButtons[i]);
-  }
+
+  wattrset(mainMenu, mainMenuSelection == 0 ? A_REVERSE : A_NORMAL);
+  mvwprintw(mainMenu, 2, gameWin == NULL ? 7 : 5,
+            gameWin == NULL ? "Play" : "Continue");
+
+  wattrset(mainMenu, mainMenuSelection == 1 ? A_REVERSE : A_NORMAL);
+  mvwprintw(mainMenu, 3, 5, "Settings");
+
+  wattrset(mainMenu, mainMenuSelection == 2 ? A_REVERSE : A_NORMAL);
+  mvwprintw(mainMenu, 4, 6, "Credit");
+
+  wattrset(mainMenu, mainMenuSelection == 3 ? A_REVERSE : A_NORMAL);
+  mvwprintw(mainMenu, 5, 7, "Quit");
+
   wattrset(mainMenu, A_NORMAL);
   wrefresh(mainMenu);
 }
 
+void createMainMenu() {
+  mainMenu =
+      newwin(mainMenuHeight, mainMenuWidth, (maxHeight - mainMenuHeight) / 2,
+             (maxWidth - mainMenuWidth) / 2);
+  mainMenuSelection = 0;
+  drawMainMenu();
+}
+
+void drawGameWindow(Model *model) {
+  wclear(gameWin);
+  wresize(gameWin, maxHeight, maxWidth);
+  box(gameWin, 0, 0);
+
+  if (model->currentGame != NULL) {
+    Game *game = model->currentGame;
+
+    mvwprintw(gameWin, 2, 2, "Score: %d", game->score);
+    mvwprintw(gameWin, 2, maxWidth - 10, "Lives: %d", game->lives);
+  }
+
+  wrefresh(gameWin);
+}
+
+void createGameWindow(Model *model) {
+  gameWin = newwin(maxHeight, maxWidth, 0, 0);
+  drawGameWindow(model);
+}
+
 void initViewNcurses() {
   initscr();
   noecho();
-  cbreak();
+  halfdelay(1);
   curs_set(0);
   keypad(stdscr, TRUE);
 
   getmaxyx(stdscr, maxHeight, maxWidth);
   refresh();
 
-  mainMenu =
-      newwin(mainMenuHeight, mainMenuWidth, (maxHeight - mainMenuHeight) / 2,
-             (maxWidth - mainMenuWidth) / 2);
-  drawMainMenu();
+  createMainMenu();
 }
 
 void closeViewNcurses() {
   delwin(mainMenu);
+  mainMenu = NULL;
+  delwin(gameWin);
+  gameWin = NULL;
   endwin();
 }
 
 void loopViewNcurses(Model *model) {
   bool closeApp = FALSE;
+  int key;
   while (closeApp == FALSE) {
-    switch (getch()) {
-    case KEY_RESIZE:
+    key = getch();
+
+    if (key == KEY_RESIZE) {
       getmaxyx(stdscr, maxHeight, maxWidth);
+      if (mainMenu != NULL)
+        drawMainMenu();
+      if (gameWin != NULL)
+        drawGameWindow(model);
+      continue;
+    }
+
+    if (mainMenu != NULL) {
+      switch (key) {
+      case '\n':
+        switch (mainMenuSelection) {
+        case 0:
+          // Play or Continue
+          deleteMainMenu();
+          if (gameWin == NULL) {
+            startGame(model);
+            createGameWindow(model);
+          }
+          break;
+        case 1:
+          // Settings
+          break;
+        case 2:
+          // About
+          break;
+        case 3:
+          // Exit
+          closeApp = TRUE;
+          break;
+        }
+        break;
+      case 'z':
+      case KEY_UP:
+        mainMenuSelection--;
+        if (mainMenuSelection < 0)
+          mainMenuSelection = nbMainMenuButtons - 1;
+        break;
+      case 's':
+      case KEY_DOWN:
+        mainMenuSelection = (mainMenuSelection + 1) % nbMainMenuButtons;
+        break;
+      }
       drawMainMenu();
-      break;
-    case '\n':
-      if (mainMenuSelection == nbMainMenuButtons - 1)
-        closeApp = TRUE;
-      break;
-    case 'z':
-    case KEY_UP:
-      mainMenuSelection--;
-      if (mainMenuSelection < 0)
-        mainMenuSelection = nbMainMenuButtons - 1;
-      drawMainMenu();
-      break;
-    case 's':
-    case KEY_DOWN:
-      mainMenuSelection = (mainMenuSelection + 1) % nbMainMenuButtons;
-      drawMainMenu();
-      break;
+      continue;
+    }
+
+    if (gameWin != NULL) {
+      switch (key) {
+      case 27:
+        createMainMenu();
+        break;
+      }
+      drawGameWindow(model);
+      continue;
     }
   }
 }