RayGUI Mouse Events

raygui_mouse.c

bool g_isMouseDown;
float g_mouseButtonPrevPressTime;
float g_mouseButtonLastPressTime;
Vector2 g_mouseDownPos;
Vector2 g_mousePos;
bool g_isDragging = false;

// Frame mouse events
bool _isDragStarted = false;
bool _isDragEnded = false;
bool _isSingleClick = false;
bool _isDoubleClick = false;

void MouseButtonUpdate()
{

    _isDragStarted = false;
    _isDragEnded = false;
    _isSingleClick = false;
    _isDoubleClick = false;

    static float timeVal = 0.0;
    timeVal += FRAME_DT;
    g_mousePos = GetMousePosition();
    
    if (IsMouseButtonReleased( MOUSE_LEFT_BUTTON )) {
        printf("release (%3.2f)...\n", timeVal);
        g_isMouseDown = false;

        if (!g_isDragging) {
            if (timeVal - g_mouseButtonPrevPressTime < 0.4) {
                printf("Double Clicked (%f)\n", timeVal - g_mouseButtonLastPressTime );
                _isDoubleClick = true;
            } else {
                printf("Single Clicked\n");
                _isSingleClick = true;
            }
        }
    }
    if (IsMouseButtonPressed( MOUSE_LEFT_BUTTON )) {
        g_mouseDownPos = g_mousePos;
        g_isMouseDown = true;
        g_mouseButtonPrevPressTime = g_mouseButtonLastPressTime;
        g_mouseButtonLastPressTime = timeVal;
        //printf("press (%3.2f)...\n", timeVal);
    }

    float moveAmt = Vector2Distance(g_mousePos, g_mouseDownPos );
    if ((g_isMouseDown) && (moveAmt > 0.1) && (!g_isDragging)) {
        g_isDragging = true;
        printf("Drag Started\n");
        _isDragStarted = true;
    } else if ((g_isDragging) && (!g_isMouseDown)) {
        printf("Drag Ended\n");
        g_isDragging = false;
        _isDragEnded = true;
    }

}