Function IsGoodAutoPlace1

src/window.cpp:1542–1564

* Decide whether a given rectangle is a good place to open a completely visible new window. * The new window should be within screen borders, and not overlap with another already * existing window (except for the main window in the background). * @param left Left edge of the rectangle * @param top Top edge of the rectangle * @param width Width of the rectangle * @param height Heigh

 * @return Boolean indication that the rectangle is a good place for the new window
 */
static bool IsGoodAutoPlace1(int left, int top, int width, int height, int toolbar_y, Point &pos)
{
	int right  = width + left;
	int bottom = height + top;

	if (left < 0 || top < toolbar_y || right > _screen.width || bottom > _screen.height) return false;

	/* Make sure it is not obscured by any window. */
	for (const Window *w : Window::Iterate()) {
		if (w->window_class == WC_MAIN_WINDOW) continue;

		if (right > w->left &&
				w->left + w->width > left &&
				bottom > w->top &&
				w->top + w->height > top) {
			return false;
		}
	}

	pos.x = left;
	pos.y = top;
	return true;
}

/**
 * Decide whether a given rectangle is a good place to open a mostly visible new window.