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Diffstat (limited to 'src/screen_logo.c')
| -rw-r--r-- | src/screen_logo.c | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/src/screen_logo.c b/src/screen_logo.c new file mode 100644 index 0000000..16d4e15 --- /dev/null +++ b/src/screen_logo.c @@ -0,0 +1,202 @@ +/********************************************************************************************** +* +* raylib - Advance Game template +* +* Logo Screen Functions Definitions (Init, Update, Draw, Unload) +* +* Copyright (c) 2014-2021 Ramon Santamaria (@raysan5) +* +* 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" + +//---------------------------------------------------------------------------------- +// Module Variables Definition (local) +//---------------------------------------------------------------------------------- +static int framesCounter = 0; +static int finishScreen = 0; + +static int logoPositionX = 0; +static int logoPositionY = 0; + +static int lettersCount = 0; + +static int topSideRecWidth = 0; +static int leftSideRecHeight = 0; + +static int bottomSideRecWidth = 0; +static int rightSideRecHeight = 0; + +static char raylib[8] = { 0 }; // 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 InitLogoScreen(void) +{ + // Initialize LOGO screen variables here! + finishScreen = 0; + framesCounter = 0; + lettersCount = 0; + + logoPositionX = GetScreenWidth()/2 - 128; + logoPositionY = GetScreenHeight()/2 - 128; + + for (int i = 0; i < 8; i++) raylib[i] = '\0'; + + state = 0; + alpha = 1.0f; +} + +// Logo Screen Update logic +void UpdateLogoScreen(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 DrawLogoScreen(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 UnloadLogoScreen(void) +{ + // Unload LOGO screen variables here! +} + +// Logo Screen should finish? +int FinishLogoScreen(void) +{ + return finishScreen; +} |