DesktopGraphicsUtil.java 文件源码

/**
 * @return The new windowed size for the application after applying the safe window size limits.
 */
public static Dim limitInitialWindowSize(Graphics graphics) {
    if (graphics.isFullscreen()) {

        // If fullscreen, we fill the entire screen already so nothing needs to be done

    } else {
        // Width/height of the window in physical pixels
        int w = graphics.getBackBufferWidth();
        int h = graphics.getBackBufferHeight();

        // Limit window size so it fits inside the current monitor (with a margin for OS bars/decorations)
        DisplayMode displayMode = graphics.getDisplayMode();
        int maxW = displayMode.width - 100;
        int maxH = displayMode.height - 150;

        int dw = Math.min(0, maxW - w);
        int dh = Math.min(0, maxH - h);
        graphics.setWindowedMode(w + dw, h + dh);

        // Also change the window's position so it's centered on its previous location
        Lwjgl3Window window = getCurrentWindow();
        window.setPosition(window.getPositionX() - dw / 2, window.getPositionY() - dh /  2);
    }

    return Dim.of(graphics.getBackBufferWidth(), graphics.getBackBufferHeight());
}