rayjs/examples/input_keys.js

42 lines
1.6 KiB
JavaScript

// Initialization
//--------------------------------------------------------------------------------------
const screenWidth = 800;
const screenHeight = 450;
initWindow(screenWidth, screenHeight, "raylib [core] example - keyboard input");
const ballPosition = new Vector2(screenWidth/2, screenHeight/2);
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
//----------------------------------------------------------------------------------
if (isKeyDown(KEY_RIGHT)) ballPosition.x += 2;
if (isKeyDown(KEY_LEFT)) ballPosition.x -= 2;
if (isKeyDown(KEY_UP)) ballPosition.y -= 2;
if (isKeyDown(KEY_DOWN)) ballPosition.y += 2;
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
beginDrawing();
clearBackground(RAYWHITE);
drawText("move the ball with arrow keys", 10, 10, 20, DARKGRAY);
drawCircleV(ballPosition, 50, MAROON);
endDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
closeWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------