raylib/examples/core_input_mouse.c

/*******************************************************************************************
*
*   raylib [core] example - Mouse input
*
*   This example has been created using raylib 1.0 (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 input");

    Vector2 ballPosition = { -100.0f, -100.0f };
    Color ballColor = DARKBLUE;
    
    SetTargetFPS(60);
    //---------------------------------------------------------------------------------------

    // Main game loop
    while (!WindowShouldClose())    // Detect window close button or ESC key
    {
        // Update
        //----------------------------------------------------------------------------------
        ballPosition = GetMousePosition();
        
        if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) ballColor = MAROON;
        else if (IsMouseButtonPressed(MOUSE_MIDDLE_BUTTON)) ballColor = LIME;
        else if (IsMouseButtonPressed(MOUSE_RIGHT_BUTTON)) ballColor = DARKBLUE;
        //----------------------------------------------------------------------------------

        // Draw
        //----------------------------------------------------------------------------------
        BeginDrawing();

            ClearBackground(RAYWHITE);

            DrawCircleV(ballPosition, 40, ballColor);

            DrawText("move ball with mouse and click mouse button to change color", 10, 10, 20, DARKGRAY);

        EndDrawing();
        //----------------------------------------------------------------------------------
    }

    // De-Initialization
    //--------------------------------------------------------------------------------------
    CloseWindow();        // Close window and OpenGL context
    //--------------------------------------------------------------------------------------

    return 0;
}