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227 rivejä
7.4 KiB
227 rivejä
7.4 KiB
/**********************************************************************************************
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*
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* raylib - Standard Game template
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*
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* Logo Screen Functions Definitions (Init, Update, Draw, Unload)
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*
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* Copyright (c) 2014 Ramon Santamaria (@raysan5)
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*
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* This software is provided "as-is", without any express or implied warranty. In no event
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* will the authors be held liable for any damages arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose, including commercial
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* applications, and to alter it and redistribute it freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not claim that you
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* wrote the original software. If you use this software in a product, an acknowledgment
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* in the product documentation would be appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and must not be misrepresented
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* as being the original software.
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*
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* 3. This notice may not be removed or altered from any source distribution.
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*
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**********************************************************************************************/
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#include "raylib.h"
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#include "screens.h"
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#include <string.h>
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//----------------------------------------------------------------------------------
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// Global Variables Definition (local to this module)
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//----------------------------------------------------------------------------------
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// Logo screen global variables
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static int framesCounter;
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static int finishScreen;
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const char msgLogoA[64] = "A simple and easy-to-use library";
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const char msgLogoB[64] = "to learn videogames programming";
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int logoPositionX;
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int logoPositionY;
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int raylibLettersCount = 0;
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int topSideRecWidth = 16;
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int leftSideRecHeight = 16;
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int bottomSideRecWidth = 16;
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int rightSideRecHeight = 16;
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char raylib[8] = " \0"; // raylib text array, max 8 letters
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int logoScreenState = 0; // Tracking animation states (State Machine)
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bool msgLogoADone = false;
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bool msgLogoBDone = false;
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int lettersCounter = 0;
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char msgBuffer[128] = { ' ' };
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//----------------------------------------------------------------------------------
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// Logo Screen Functions Definition
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//----------------------------------------------------------------------------------
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// Logo Screen Initialization logic
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void InitLogoScreen(void)
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{
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// Initialize LOGO screen variables here!
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framesCounter = 0;
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finishScreen = 0;
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logoPositionX = GetScreenWidth()/2 - 128;
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logoPositionY = GetScreenHeight()/2 - 128;
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}
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// Logo Screen Update logic
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void UpdateLogoScreen(void)
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{
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// Update LOGO screen
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framesCounter++; // Count frames
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// Update LOGO screen variables
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if (logoScreenState == 0) // State 0: Small box blinking
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{
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framesCounter++;
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if (framesCounter == 120)
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{
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logoScreenState = 1;
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framesCounter = 0; // Reset counter... will be used later...
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}
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}
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else if (logoScreenState == 1) // State 1: Top and left bars growing
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{
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topSideRecWidth += 4;
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leftSideRecHeight += 4;
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if (topSideRecWidth == 256) logoScreenState = 2;
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}
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else if (logoScreenState == 2) // State 2: Bottom and right bars growing
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{
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bottomSideRecWidth += 4;
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rightSideRecHeight += 4;
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if (bottomSideRecWidth == 256)
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{
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lettersCounter = 0;
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for (int i = 0; i < strlen(msgBuffer); i++) msgBuffer[i] = ' ';
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logoScreenState = 3;
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}
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}
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else if (logoScreenState == 3) // State 3: Letters appearing (one by one)
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{
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framesCounter++;
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// Every 12 frames, one more letter!
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if ((framesCounter%12) == 0) raylibLettersCount++;
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switch (raylibLettersCount)
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{
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case 1: raylib[0] = 'r'; break;
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case 2: raylib[1] = 'a'; break;
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case 3: raylib[2] = 'y'; break;
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case 4: raylib[3] = 'l'; break;
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case 5: raylib[4] = 'i'; break;
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case 6: raylib[5] = 'b'; break;
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default: break;
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}
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if (raylibLettersCount >= 10)
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{
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// Write raylib description messages
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if ((framesCounter%2) == 0) lettersCounter++;
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if (!msgLogoADone)
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{
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if (lettersCounter <= strlen(msgLogoA)) strncpy(msgBuffer, msgLogoA, lettersCounter);
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else
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{
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for (int i = 0; i < strlen(msgBuffer); i++) msgBuffer[i] = ' ';
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lettersCounter = 0;
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msgLogoADone = true;
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}
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}
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else if (!msgLogoBDone)
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{
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if (lettersCounter <= strlen(msgLogoB)) strncpy(msgBuffer, msgLogoB, lettersCounter);
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else
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{
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msgLogoBDone = true;
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framesCounter = 0;
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PlaySound(levelWin);
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}
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}
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}
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}
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// Wait for 2 seconds (60 frames) before jumping to TITLE screen
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if (msgLogoBDone)
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{
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framesCounter++;
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if (framesCounter > 90) finishScreen = true;
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}
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}
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// Logo Screen Draw logic
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void DrawLogoScreen(void)
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{
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// Draw LOGO screen
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if (logoScreenState == 0)
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{
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if ((framesCounter/15)%2) DrawRectangle(logoPositionX, logoPositionY - 60, 16, 16, BLACK);
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}
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else if (logoScreenState == 1)
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{
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DrawRectangle(logoPositionX, logoPositionY - 60, topSideRecWidth, 16, BLACK);
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DrawRectangle(logoPositionX, logoPositionY - 60, 16, leftSideRecHeight, BLACK);
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}
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else if (logoScreenState == 2)
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{
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DrawRectangle(logoPositionX, logoPositionY - 60, topSideRecWidth, 16, BLACK);
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DrawRectangle(logoPositionX, logoPositionY - 60, 16, leftSideRecHeight, BLACK);
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DrawRectangle(logoPositionX + 240, logoPositionY - 60, 16, rightSideRecHeight, BLACK);
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DrawRectangle(logoPositionX, logoPositionY + 240 - 60, bottomSideRecWidth, 16, BLACK);
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}
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else if (logoScreenState == 3)
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{
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DrawRectangle(logoPositionX, logoPositionY - 60, topSideRecWidth, 16, BLACK);
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DrawRectangle(logoPositionX, logoPositionY + 16 - 60, 16, leftSideRecHeight - 32, BLACK);
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DrawRectangle(logoPositionX + 240, logoPositionY + 16 - 60, 16, rightSideRecHeight - 32, BLACK);
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DrawRectangle(logoPositionX, logoPositionY + 240 - 60, bottomSideRecWidth, 16, BLACK);
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DrawRectangle(GetScreenWidth()/2 - 112, GetScreenHeight()/2 - 112 - 60, 224, 224, RAYWHITE);
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DrawText(raylib, GetScreenWidth()/2 - 44, GetScreenHeight()/2 + 48 - 60, 50, BLACK);
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if (!msgLogoADone) DrawText(msgBuffer, GetScreenWidth()/2 - MeasureText(msgLogoA, 30)/2, logoPositionY + 230, 30, GRAY);
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else
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{
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DrawText(msgLogoA, GetScreenWidth()/2 - MeasureText(msgLogoA, 30)/2, logoPositionY + 230, 30, GRAY);
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if (!msgLogoBDone) DrawText(msgBuffer, GetScreenWidth()/2 - MeasureText(msgLogoB, 30)/2, logoPositionY + 280, 30, GRAY);
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else
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{
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DrawText(msgLogoB, GetScreenWidth()/2 - MeasureText(msgLogoA, 30)/2, logoPositionY + 280, 30, GRAY);
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}
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}
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}
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}
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// Logo Screen Unload logic
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void UnloadLogoScreen(void)
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{
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// TODO: Unload LOGO screen variables here!
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}
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// Logo Screen should finish?
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int FinishLogoScreen(void)
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{
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return finishScreen;
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}
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