| /********************************************************************************************** | |
| * | |
| *   raylib - Advance Game template | |
| * | |
| *   Logo Screen Functions Definitions (Init, Update, Draw, Unload) | |
| * | |
| *   Copyright (c) 2014 Ramon Santamaria (Ray San - raysan@raysanweb.com) | |
| * | |
| *   This software is provided "as-is", without any express or implied warranty. In no event | |
| *   will the authors be held liable for any damages arising from the use of this software. | |
| * | |
| *   Permission is granted to anyone to use this software for any purpose, including commercial | |
| *   applications, and to alter it and redistribute it freely, subject to the following restrictions: | |
| * | |
| *     1. The origin of this software must not be misrepresented; you must not claim that you | |
| *     wrote the original software. If you use this software in a product, an acknowledgment | |
| *     in the product documentation would be appreciated but is not required. | |
| * | |
| *     2. Altered source versions must be plainly marked as such, and must not be misrepresented | |
| *     as being the original software. | |
| * | |
| *     3. This notice may not be removed or altered from any source distribution. | |
| * | |
| **********************************************************************************************/ | |
| 
 | |
| #include "raylib.h" | |
| #include "screens.h" | |
|  | |
| #define LOGO_RECS_SIDE  16 | |
|  | |
| //---------------------------------------------------------------------------------- | |
| // Global Variables Definition (local to this module) | |
| //---------------------------------------------------------------------------------- | |
|  | |
| // Logo screen global variables | |
| static int framesCounter = 0; | |
| static int finishScreen; | |
| 
 | |
| static int logoPositionX; | |
| static int logoPositionY; | |
| 
 | |
| static int lettersCount = 0; | |
| 
 | |
| static int topSideRecWidth = LOGO_RECS_SIDE; | |
| static int leftSideRecHeight = LOGO_RECS_SIDE; | |
| 
 | |
| static int bottomSideRecWidth = LOGO_RECS_SIDE; | |
| static int rightSideRecHeight = LOGO_RECS_SIDE; | |
| 
 | |
| static char raylib[8];          // raylib text array, max 8 letters | |
| static int state = 0;           // Tracking animation states (State Machine) | |
| static float alpha = 1.0f;      // Useful for fading | |
|  | |
| //---------------------------------------------------------------------------------- | |
| // Logo Screen Functions Definition | |
| //---------------------------------------------------------------------------------- | |
|  | |
| // Logo Screen Initialization logic | |
| void rlInitLogoScreen(void) | |
| { | |
|     // TODO: Initialize LOGO screen variables here! | |
|     finishScreen = 0; | |
|      | |
|     logoPositionX = GetScreenWidth()/2 - 128; | |
|     logoPositionY = GetScreenHeight()/2 - 128; | |
|      | |
|     for (int i = 0; i < 8; i++) raylib[i] = '\0'; | |
| } | |
| 
 | |
| // Logo Screen Update logic | |
| void rlUpdateLogoScreen(void) | |
| { | |
|     // Update LOGO screen variables here! | |
|     if (state == 0)                 // State 0: Small box blinking | |
|     { | |
|         framesCounter++; | |
| 
 | |
|         if (framesCounter == 80) | |
|         { | |
|             state = 1; | |
|             framesCounter = 0;      // Reset counter... will be used later... | |
|         } | |
|     } | |
|     else if (state == 1)            // State 1: Top and left bars growing | |
|     { | |
|         topSideRecWidth += 8; | |
|         leftSideRecHeight += 8; | |
| 
 | |
|         if (topSideRecWidth == 256) state = 2; | |
|     } | |
|     else if (state == 2)            // State 2: Bottom and right bars growing | |
|     { | |
|         bottomSideRecWidth += 8; | |
|         rightSideRecHeight += 8; | |
| 
 | |
|         if (bottomSideRecWidth == 256) state = 3; | |
|     } | |
|     else if (state == 3)            // State 3: Letters appearing (one by one) | |
|     { | |
|         framesCounter++; | |
| 
 | |
|         if (framesCounter/10)       // Every 12 frames, one more letter! | |
|         { | |
|             lettersCount++; | |
|             framesCounter = 0; | |
|         } | |
| 
 | |
|         switch (lettersCount) | |
|         { | |
|             case 1: raylib[0] = 'r'; break; | |
|             case 2: raylib[1] = 'a'; break; | |
|             case 3: raylib[2] = 'y'; break; | |
|             case 4: raylib[3] = 'l'; break; | |
|             case 5: raylib[4] = 'i'; break; | |
|             case 6: raylib[5] = 'b'; break; | |
|             default: break; | |
|         } | |
| 
 | |
|         // When all letters have appeared... | |
|         if (lettersCount >= 10) | |
|         { | |
|             state = 4; | |
|             framesCounter = 0; | |
|         } | |
|     } | |
|     else if (state == 4) | |
|     { | |
|         framesCounter++; | |
|          | |
|         if (framesCounter > 100) | |
|         { | |
|             alpha -= 0.02f; | |
| 
 | |
|             if (alpha <= 0.0f) | |
|             { | |
|                 alpha = 0.0f; | |
|                 finishScreen = 1; | |
|             } | |
|         } | |
|     } | |
| } | |
| 
 | |
| // Logo Screen Draw logic | |
| void rlDrawLogoScreen(void) | |
| { | |
|     if (state == 0) | |
|     { | |
|         if ((framesCounter/10)%2) DrawRectangle(logoPositionX, logoPositionY, 16, 16, BLACK); | |
|     } | |
|     else if (state == 1) | |
|     { | |
|         DrawRectangle(logoPositionX, logoPositionY, topSideRecWidth, 16, BLACK); | |
|         DrawRectangle(logoPositionX, logoPositionY, 16, leftSideRecHeight, BLACK); | |
|     } | |
|     else if (state == 2) | |
|     { | |
|         DrawRectangle(logoPositionX, logoPositionY, topSideRecWidth, 16, BLACK); | |
|         DrawRectangle(logoPositionX, logoPositionY, 16, leftSideRecHeight, BLACK); | |
| 
 | |
|         DrawRectangle(logoPositionX + 240, logoPositionY, 16, rightSideRecHeight, BLACK); | |
|         DrawRectangle(logoPositionX, logoPositionY + 240, bottomSideRecWidth, 16, BLACK); | |
|     } | |
|     else if (state == 3) | |
|     { | |
|         DrawRectangle(logoPositionX, logoPositionY, topSideRecWidth, 16, Fade(BLACK, alpha)); | |
|         DrawRectangle(logoPositionX, logoPositionY + 16, 16, leftSideRecHeight - 32, Fade(BLACK, alpha)); | |
| 
 | |
|         DrawRectangle(logoPositionX + 240, logoPositionY + 16, 16, rightSideRecHeight - 32, Fade(BLACK, alpha)); | |
|         DrawRectangle(logoPositionX, logoPositionY + 240, bottomSideRecWidth, 16, Fade(BLACK, alpha)); | |
| 
 | |
|         DrawRectangle(GetScreenWidth()/2 - 112, GetScreenHeight()/2 - 112, 224, 224, Fade(RAYWHITE, alpha)); | |
| 
 | |
|         DrawText(raylib, GetScreenWidth()/2 - 44, GetScreenHeight()/2 + 48, 50, Fade(BLACK, alpha)); | |
|     } | |
|     else if (state == 4) | |
|     { | |
|         DrawRectangle(logoPositionX, logoPositionY, topSideRecWidth, 16, Fade(BLACK, alpha)); | |
|         DrawRectangle(logoPositionX, logoPositionY + 16, 16, leftSideRecHeight - 32, Fade(BLACK, alpha)); | |
| 
 | |
|         DrawRectangle(logoPositionX + 240, logoPositionY + 16, 16, rightSideRecHeight - 32, Fade(BLACK, alpha)); | |
|         DrawRectangle(logoPositionX, logoPositionY + 240, bottomSideRecWidth, 16, Fade(BLACK, alpha)); | |
| 
 | |
|         DrawRectangle(GetScreenWidth()/2 - 112, GetScreenHeight()/2 - 112, 224, 224, Fade(RAYWHITE, alpha)); | |
| 
 | |
|         DrawText(raylib, GetScreenWidth()/2 - 44, GetScreenHeight()/2 + 48, 50, Fade(BLACK, alpha)); | |
|          | |
|         if (framesCounter > 20) DrawText("powered by", logoPositionX, logoPositionY - 27, 20, Fade(DARKGRAY, alpha)); | |
|     } | |
| } | |
| 
 | |
| // Logo Screen Unload logic | |
| void rlUnloadLogoScreen(void) | |
| { | |
|     // TODO: Unload LOGO screen variables here! | |
| } | |
| 
 | |
| // Logo Screen should finish? | |
| int rlFinishLogoScreen(void) | |
| { | |
|     return finishScreen; | |
| } |