相关疑难解决方法(0)

我试图在我现有的画布中添加一些红色矩形,与特定的盒子一样,与预期的结果图像完全一样,但它们根本不显示,因为我的代码显示了当我部署应用程序时当前不希望的结果.我的代码是在顶行创建4个矩形,在底行创建4个矩形,但我只想在盒子2-6的顶部添加它,但我知道需要为盒子顶部的红色矩形添加额外的代码1和7.有谁知道我做错了什么以及如何解决这个问题？所有帮助将不胜感激.

public class RectangleTextView extends View {
    private final Paint mBlackPaint = new Paint();
    private final Paint mRedPaint = new Paint();
    private final TextPaint mTextPaint;

    public RectangleTextView(Context context, AttributeSet attrs) {
        super(context, attrs);
        int valueInDp = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1, getResources().getDisplayMetrics());
        int valueInSp = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, 20, getResources().getDisplayMetrics());

        mRedPaint.setColor(Color.parseColor("#CC3333"));

        mBlackPaint.setAntiAlias(false);
        mBlackPaint.setColor(Color.BLACK);
        mBlackPaint.setStrokeWidth(valueInDp);
        mBlackPaint.setStyle(Paint.Style.STROKE);

        mTextPaint = new TextPaint(TextPaint.ANTI_ALIAS_FLAG);
        mTextPaint.setColor(Color.BLACK);
        mTextPaint.setTextAlign(Paint.Align.CENTER);
        mTextPaint.setTextSize(valueInSp);

        mWindowPaint = new Paint();
        mWindowPaint.setColor(Color.parseColor("#CC3333"));
        mWindowPaint.setStrokeWidth(valueInDp);
    }

    private Paint mWindowPaint;

    @Override protected void onDraw(Canvas canvas) {
        super.onDraw(canvas); …