58 lines
2.2 KiB
C
58 lines
2.2 KiB
C
/*******************************************************************************************
|
|
*
|
|
* raylib [core] examples - Mouse wheel input
|
|
*
|
|
* 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(void)
|
|
{
|
|
// Initialization
|
|
//--------------------------------------------------------------------------------------
|
|
const int screenWidth = 800;
|
|
const int screenHeight = 450;
|
|
|
|
InitWindow(screenWidth, screenHeight, "raylib [core] example - input mouse wheel");
|
|
|
|
int boxPositionY = screenHeight/2 - 40;
|
|
int scrollSpeed = 4; // Scrolling speed in pixels
|
|
|
|
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
|
|
//--------------------------------------------------------------------------------------
|
|
|
|
// 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(TextFormat("Box position Y: %03i", boxPositionY), 10, 40, 20, LIGHTGRAY);
|
|
|
|
EndDrawing();
|
|
//----------------------------------------------------------------------------------
|
|
}
|
|
|
|
// De-Initialization
|
|
//--------------------------------------------------------------------------------------
|
|
CloseWindow(); // Close window and OpenGL context
|
|
//--------------------------------------------------------------------------------------
|
|
|
|
return 0;
|
|
} |