/******************************************************************************************* * * raylib [core] examples - Mouse wheel * * This test has been created using raylib 1.1 (www.raylib.com) * raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details) * * Copyright (c) 2014 Ramon Santamaria (@raysan5) * ********************************************************************************************/ #include "raylib.h" int main() { // Initialization //-------------------------------------------------------------------------------------- int screenWidth = 800; int screenHeight = 450; InitWindow(screenWidth, screenHeight, "raylib [core] example - mouse wheel"); int boxPositionY = screenHeight/2 - 40; int scrollSpeed = 4; // Scrolling speed in pixels SetTargetFPS(60); //-------------------------------------------------------------------------------------- // Main game loop while (!WindowShouldClose()) // Detect window close button or ESC key { // Update //---------------------------------------------------------------------------------- boxPositionY -= (GetMouseWheelMove()*scrollSpeed); //---------------------------------------------------------------------------------- // Draw //---------------------------------------------------------------------------------- BeginDrawing(); ClearBackground(RAYWHITE); DrawRectangle(screenWidth/2 - 40, boxPositionY, 80, 80, MAROON); DrawText("Use mouse wheel to move the cube up and down!", 10, 10, 20, GRAY); DrawText(FormatText("Box position Y: %03i", boxPositionY), 10, 40, 20, LIGHTGRAY); EndDrawing(); //---------------------------------------------------------------------------------- } // De-Initialization //-------------------------------------------------------------------------------------- CloseWindow(); // Close window and OpenGL context //-------------------------------------------------------------------------------------- return 0; }