private void drawText(Canvas canvas) { if (!CommentUtil.isEmpty(mText)) { //获取文字宽度 Rect bounds = new Rect(); mPaint.setColor(Color.parseColor("#FFF45F1F")); mPaint.setTextSize(ScreenUtil.dpToPx(16,getResources())); mPaint.getTextBounds(mText, 0, mText.length(), bounds); int mTextwidth=bounds.width()/2;//文字一半的宽度 int mTexthight=bounds.height()/2;//文字一半的高度度 Paint.FontMetricsInt fontMetrics1 = mPaint.getFontMetricsInt(); int baseline1 = (getMeasuredHeight() - fontMetrics1.bottom + fontMetrics1.top) / 2 - fontMetrics1.top; //getMeasuredWidth() / 2-mTextwidth 获取文字开始写的位置,baseline1代表屏幕中间 //这里是计算了开始的位置,并且向上移了6dp canvas.drawText(mText, getMeasuredWidth() / 2-mTextwidth, baseline1-mTexthight-ScreenUtil.dpToPx(6,getResources()), mPaint); mPaint.setColor(Color.parseColor("#FF172F4D")); mPaint.setTextSize(ScreenUtil.dpToPx(14,getResources())); mPaint.getTextBounds("新风险", 0, "新风险".length(), bounds); Paint.FontMetricsInt fontMetrics2 = mPaint.getFontMetricsInt(); //getMeasuredWidth() / 2-mTextwidth 获取文字开始写的位置,baseline1代表屏幕中间 //这里是计算了开始的位置,并且向下移了6dp int baseline2 = (getMeasuredHeight() - fontMetrics2.bottom + fontMetrics2.top) / 2 - fontMetrics2.top; int mNewwidth=bounds.width()/2;//文字一半的宽度 int mNewhight=bounds.height()/2;//文字一半的高度度 canvas.drawText("新风险", getMeasuredWidth() / 2-mNewwidth, baseline2+mNewhight+ScreenUtil.dpToPx(6,getResources()), mPaint); } }
android drawText在组件的中心
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