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assets.h

@@ -16,6 +16,22 @@
 #include <stdint.h>
 #include "map.h"
 
+static const char *LCR_texts[] =
+{
+  // menu tabs:
+  "main menu",
+  "play map",
+  "view repl",
+  "play repl",
+
+  // main menu items:
+  "camera",
+  "music",
+  "sound",
+  "save repl",
+  "exit"
+};
+
 static const char *LCR_internalResourceFile =
   "testmap;"
   "0 :*H1k0J"
@@ -61,10 +77,8 @@ static const char *LCR_internalResourceFile =
   " map end "
 
   "#map2;1 :*H1k0J :,s0s0 :fd190 "
-
 ;
 
-
 #define LCR_IMAGE_SIZE 64 ///< one-dimension resolution of bitmap image
 #define LCR_IMAGE_STORE_SIZE (LCR_IMAGE_SIZE * LCR_IMAGE_SIZE + 256 * 2)
 

game.h

@@ -175,9 +175,14 @@ uint8_t LCR_gameGetNextAudioSample(void);
 #define LCR_GAME_STATE_RUN_FINISHED 0x03
 
 
-#define LCR_RESOURCE_ITEM_CHUNK 8
+// TODO: move to consts?
+#define LCR_MENU_MAX_ITEMS 9
+#define LCR_RESOURCE_ITEM_CHUNK (LCR_MENU_MAX_ITEMS - 1)
+#define LCR_MENU_TABS 4
 #define LCR_MENU_STRING_SIZE 16
 
+
+
 struct
 {
   uint8_t state;
@@ -194,6 +199,9 @@ struct
                                           frames for which the key has been
                                           continuously held. */
 
+  uint8_t menuSelectedTab;
+  uint8_t menuSelectedItem;
+
   struct
   {
     int state;        ///< -1 if reading external res. f., else pos.
@@ -396,6 +404,9 @@ for (int i = 0; i < LCR_RESOURCE_ITEM_CHUNK; ++i)
 }
 
 
+LCR_game.menuSelectedTab = 0;
+LCR_game.menuSelectedItem = 0;
+
   LCR_game.frame = 0;
   LCR_game.musicVolume = 255;
   LCR_game.nextRenderFrameTime = 0;
@@ -519,8 +530,37 @@ uint8_t LCR_gameStep(uint32_t time)
     case LCR_GAME_STATE_MENU:
       paused = 1;
 
-      if (LCR_game.keyStates[LCR_KEY_B] == 1)
+      if (LCR_game.keyStates[LCR_KEY_RIGHT] == 1)
+      {
+        LCR_LOG1("menu tab right");
+        LCR_game.menuSelectedTab =
+          (LCR_game.menuSelectedTab + 1) % LCR_MENU_TABS;
+        LCR_game.menuSelectedItem = 0;
+      }
+      else if (LCR_game.keyStates[LCR_KEY_LEFT] == 1)
+      {
+        LCR_LOG1("menu tab left");
+        LCR_game.menuSelectedTab =
+          (LCR_game.menuSelectedTab + LCR_MENU_TABS - 1) % LCR_MENU_TABS;
+        LCR_game.menuSelectedItem = 0;
+      }
+      else if (LCR_game.keyStates[LCR_KEY_UP] == 1)
+      {
+        LCR_LOG1("menu item up");
+        LCR_game.menuSelectedItem -= LCR_game.menuSelectedItem ? 1 : 0;
+      }
+      else if (LCR_game.keyStates[LCR_KEY_DOWN] == 1)
+      {
+        LCR_LOG1("menu item down");
+        LCR_game.menuSelectedItem +=
+          (LCR_game.menuSelectedItem < (LCR_game.menuSelectedTab ?
+            LCR_game.resourceFile.loadedItemCount : 5) - 1) ? 1 : 0;
+      }
+      else if (LCR_game.keyStates[LCR_KEY_B] == 1)
+      {
+        LCR_LOG1("menu quit");
         LCR_gameSetState(LCR_GAME_STATE_RUN);
+      }
 
       break;
 
@@ -550,6 +590,7 @@ uint8_t LCR_gameStep(uint32_t time)
   else if (LCR_game.keyStates[LCR_KEY_B] == 30)
     LCR_gameResetRun();
 */
+
   LCR_GameUnit offsets[5];
 
   for (int i = 0; i < 5; ++i)
@@ -642,17 +683,28 @@ uint8_t LCR_gameStep(uint32_t time)
     while (time >= LCR_game.nextRenderFrameTime)
       LCR_game.nextRenderFrameTime += 1000 / LCR_SETTING_FPS;
 
-if (LCR_game.state == LCR_GAME_STATE_MENU)
-{
+    if (LCR_game.state == LCR_GAME_STATE_MENU)
+    {
+      const char *items[LCR_MENU_MAX_ITEMS];
+      uint8_t itemCount = 1;
 
-const char *aaa[] =
-{
-  "menu","absa","sasas","sasqw"
-};
+      items[0] = LCR_texts[LCR_game.menuSelectedTab];
 
-LCR_rendererDrawMenu(aaa,4,2);
-}
-else
+      switch (LCR_game.menuSelectedTab)
+      {
+        case 0:
+          for (int i = 0; i < 5; ++i)
+            items[1 + i] = LCR_texts[4 + i];
+
+          itemCount = 6;
+          break;
+
+        default: break;
+      }
+
+      LCR_rendererDrawMenu(items,itemCount,LCR_game.menuSelectedItem);
+    }
+    else
       LCR_gameDraw3DView(); 
   }
   else

renderer.h

@@ -1718,12 +1718,18 @@ void LCR_rendererDrawMenu(const char **items, unsigned char itemCount,
     ++i;
   }
 
+#if LCR_SETTING_POTATO_GRAPHICS
+  while (i < stripHeight * LCR_EFFECTIVE_RESOLUTION_X)
+  {
+    LCR_drawPixel(i,0x73ae);
+    ++i;
+  }
+#else
   for (int y = 0; y < stripHeight2; ++y) // strip with arrows
   {
     int limit = y > stripHeight2 / 2 ?
       (stripHeight2 / 2 - y) : (y - stripHeight2 / 2);
 
-
     for (int x = 0; x < LCR_EFFECTIVE_RESOLUTION_X; ++x)
     {
       LCR_drawPixel(i,(x > LCR_EFFECTIVE_RESOLUTION_X / 4 - limit && 
@@ -1732,6 +1738,7 @@ void LCR_rendererDrawMenu(const char **items, unsigned char itemCount,
       i++;
     }
   }
+#endif
 
   while (i < LCR_EFFECTIVE_RESOLUTION_Y * LCR_EFFECTIVE_RESOLUTION_X)
   {
@@ -1744,7 +1751,7 @@ void LCR_rendererDrawMenu(const char **items, unsigned char itemCount,
 
   for (int j = 0; j < itemCount; ++j)
   {
-    if (j == selectedItem)
+    if (j == selectedItem + 1)
       for (int y = i - 10; y < i + LCR_rendererComputeTextHeight(4) + 10; ++y)
         for (int x = LCR_EFFECTIVE_RESOLUTION_X / 4;
           x < LCR_EFFECTIVE_RESOLUTION_X - LCR_EFFECTIVE_RESOLUTION_X / 4; ++x)
@@ -1759,9 +1766,11 @@ void LCR_rendererDrawMenu(const char **items, unsigned char itemCount,
     i += LCR_rendererComputeTextHeight(7);
   }
 
+#if !LCR_SETTING_POTATO_GRAPHICS
   LCR_rendererBlitImage(21,(LCR_EFFECTIVE_RESOLUTION_X -
     LCR_IMAGE_SIZE * (stripHeight / LCR_IMAGE_SIZE)) / 2,0,
     stripHeight / LCR_IMAGE_SIZE,0xffff);
+#endif
 }
 
 void LCR_rendererCameraReset(void)