From a48863642431ff8ee275dbc6eebf90c8b52256d2 Mon Sep 17 00:00:00 2001
From: Daniel Weber <djweber12@hotmail.com>
Date: Mon, 9 Jan 2023 21:46:55 -0500
Subject: [PATCH] Adding an end game lighting. Now to add the logic for the win
 condition...

---
 src/chess_board.cpp                |  6 ++-
 src/chess_board.h                  |  6 +++
 src/user_interface_abstraction.cpp | 83 +++++++++++++++++++++++++++++-
 3 files changed, 93 insertions(+), 2 deletions(-)

diff --git a/src/chess_board.cpp b/src/chess_board.cpp
index 7f256d8..0208bb2 100644
--- a/src/chess_board.cpp
+++ b/src/chess_board.cpp
@@ -5,7 +5,6 @@
 #include "pieces.hpp"
 
 
-
 static uint8_t Board_State[12][8] = {{0}};
 static uint8_t Saved_Binary_Board[12] = {0};
 static uint8_t Board_Lights[12][8] = {{0}};
@@ -1038,3 +1037,8 @@ void chess_board_init(void)
         Board_State[6][i] = PAWN_WHITE;
     }
 }
+
+void Board_get_game_state(uint8_t * game_state)
+{
+    *game_state = Game_State;
+}
diff --git a/src/chess_board.h b/src/chess_board.h
index e6f0650..85f13eb 100644
--- a/src/chess_board.h
+++ b/src/chess_board.h
@@ -36,6 +36,12 @@
 #define GAME_STATE_P2_TURN_TAKING       6u
 #define GAME_STATE_ERROR_DETECTED       7u
 
+#define GAME_STATE_OVER                 8u
+#define GAME_STATE_OVER_WHITE_WIN       8u
+#define GAME_STATE_OVER_BLACK_WIN       9u
+#define GAME_STATE_OVER_STALE_MATE      10u
+
 void chess_board_init(void);
 void Board_Changed(uint8_t current_binary_board[12]);
 void Board_get_lights_and_state(uint8_t board_lights[12][8], uint8_t board_state[12][8]);
+void Board_get_game_state(uint8_t * game_state);
diff --git a/src/user_interface_abstraction.cpp b/src/user_interface_abstraction.cpp
index 6a72194..810bebe 100644
--- a/src/user_interface_abstraction.cpp
+++ b/src/user_interface_abstraction.cpp
@@ -24,6 +24,77 @@ SDL_Texture * bitmapTextures[12] = {NULL};
 static uint8_t Current_Binary_Board[12] = {0};
 
 
+static void ui_draw_end_game(SDL_Renderer *p_renderer, uint8_t board_state[12][8], uint8_t game_state)
+{
+    SDL_SetRenderTarget(p_renderer, Board_Texture);
+    SDL_SetRenderDrawColor(p_renderer, 0x7f, 0x7f, 0x7f, 0);
+    SDL_RenderClear(p_renderer);
+    SDL_RenderDrawRect(p_renderer, &Rectangle);
+    SDL_SetRenderDrawColor(p_renderer, 0xFF, 0xFF, 0xFF, 0x00);
+    Rectangle.w = Board_Width;
+    Rectangle.h = Board_Width;
+    Rectangle.x = (Width - Board_Width) / 2;
+    Rectangle.y = (Height - Board_Width) / 2;
+    SDL_RenderFillRect(p_renderer, &Rectangle);
+    SDL_SetRenderDrawColor(p_renderer, 0x85, 0x5E, 0x42, 0x00);
+    const int square_size = Board_Width / 8;
+    int starting_x = Rectangle.x;
+    Rectangle.w = square_size;
+    Rectangle.h = square_size;
+    uint8_t white_color[4] = {0xFF, 0xFF, 0x00, 0x00};
+    uint8_t black_color[4] = {0xFF, 0xFF, 0x00, 0x00};
+    if(game_state == GAME_STATE_OVER_WHITE_WIN)
+    {
+        white_color[0] = 0x00; white_color[1] = 0xFF; white_color[2] = 0x00; white_color[3] = 0x00;
+        black_color[0] = 0xFF; black_color[1] = 0x00; black_color[2] = 0x00; black_color[3] = 0x00;
+    }
+    else if (game_state == GAME_STATE_OVER_BLACK_WIN)
+    {
+        black_color[0] = 0x00; black_color[1] = 0xFF; black_color[2] = 0x00; black_color[3] = 0x00;
+        white_color[0] = 0xFF; white_color[1] = 0x00; white_color[2] = 0x00; white_color[3] = 0x00;
+    }
+    
+
+    for (size_t j = 0; j < 8; j++)
+    {
+        Rectangle.x = starting_x;
+        for (size_t i = 0; i < 8; i++)
+        {
+            if((board_state[j][i] & 0x0Fu) != SQUARE_EMPTY)
+            {
+                uint8_t * render_color;
+                if((board_state[j][i] % 2u) == 0u )
+                {
+                    render_color = white_color;
+                }
+                else
+                {
+                    render_color = black_color;
+                }
+                SDL_SetRenderDrawColor(p_renderer, render_color[0], render_color[1], render_color[2], render_color[3]);
+                SDL_RenderFillRect(p_renderer, &Rectangle);
+                SDL_SetRenderDrawColor(p_renderer, 0x85, 0x5E, 0x42, 0x00);
+                SDL_RenderCopy(p_renderer, bitmapTextures[(board_state[j][i] & 0x0Fu)], NULL, &Rectangle);
+            }
+            else if (((i % 2) + (j % 2))  == 1)
+            {
+                SDL_RenderFillRect(p_renderer, &Rectangle);
+            }
+            else
+            {
+                /* code */
+            }
+            
+
+            Rectangle.x += square_size;
+        }
+        Rectangle.y += square_size;
+    }
+
+    SDL_SetRenderTarget(p_renderer, NULL);
+    SDL_RenderCopy(p_renderer, Board_Texture, NULL, NULL);
+}
+
 /**
  * @brief  Funtion for that will draw the current state of the board including pecies and colors for suggested and possible moves.
  * @param  *p_renderer pointer to the renderer object: 
@@ -158,8 +229,18 @@ void ui_redraw_board(SDL_Renderer *p_renderer)
 {
     uint8_t board_lights[12][8];
     uint8_t board_state[12][8];
+    uint8_t game_state;
+    Board_get_game_state(&game_state);
     Board_get_lights_and_state(board_lights, board_state);
-    ui_draw_board(p_renderer, board_lights, board_state);
+    if(game_state < GAME_STATE_OVER)
+    {
+        ui_draw_board(p_renderer, board_lights, board_state);
+    }
+    else
+    {
+        ui_draw_end_game(p_renderer, board_state, game_state);
+    }
+
 }
 
 /**