自适应屏幕宽高

auto fit calculation

    private static int[] calculateAutoFitWidthHeight(Size parentSize, Size originSize) {
        int width = parentSize.getWidth();
        int height = parentSize.getHeight();

        int originW = originSize.getWidth();
        int originH = originSize.getHeight();
        
        float v1 = height / ((float) originH);
        float v2 = width / ((float) originW);

        float v = Math.min(v1, v2);
        float targetWidth = originW * v + 0.5f;
        float targetHeight = originH * v + 0.5f;
        return new int[]{(int) targetWidth, (int) targetHeight};
    }