Method draw

src/Interface/TextButton.cpp:199–261

* Draws the labeled button. * The colors are inverted if the button is pressed. */

 * The colors are inverted if the button is pressed.
 */
void TextButton::draw()
{
	Surface::draw();
	SDL_Rect square;

	int mul = 1;
	if (_contrast)
	{
		mul = 2;
	}

	int color = _color + 1 * mul;

	square.x = 0;
	square.y = 0;
	square.w = getWidth();
	square.h = getHeight();

	for (int i = 0; i < 5; ++i)
	{
		drawRect(&square, color);

		if (i % 2 == 0)
		{
			square.x++;
			square.y++;
		}
		square.w--;
		square.h--;

		switch (i)
		{
		case 0:
			color = _color + 5 * mul;
			setPixel(square.w, 0, color);
			break;
		case 1:
			color = _color + 2 * mul;
			break;
		case 2:
			color = _color + 4 * mul;
			setPixel(square.w+1, 1, color);
			break;
		case 3:
			color = _color + 3 * mul;
			break;
		}
	}

	bool press;
	if (_group == 0)
		press = isButtonPressed();
	else
		press = (*_group == this);

	if (press)
	{
		this->invert(_color + 3 * mul);