设置界面

nilupeng

2022-08-11 6c29fda2b7408c13a486554c5be9d3c6b8296b95

 app/src/main/java/com/runt/open/mvvm/widgets/TitleBarView.java

@@ -102,36 +102,49 @@
        super.onDraw(canvas);
        Log.e("TitleBarView","onDraw mRect:"+mRect);
        if(leftDra != null){
            final Bitmap bitmap = drawableToBitmap(leftDra);
            float top = mRect.top+(viewHeight-bitmap.getHeight()*2f)/2;
            float left = mRect.left-bitmap.getWidth()*0.5f;
            leftClickRect = new RectF(left,top,left + (bitmap.getWidth()*2f),top + bitmap.getHeight()*2f);
            canvas.drawBitmap(bitmap,mRect.left,mRect.top+(viewHeight-bitmap.getHeight())/2,null);
            //点击的区域
            leftClickRect = drawBitmap(leftDra,canvas,getPaddingLeft());

        }
        if(rightDra != null){
            final Bitmap bitmap = drawableToBitmap(rightDra);
            float chaTop = (viewHeight-bitmap.getHeight())/2;
            float top = mRect.top+chaTop;
            float left = mRect.right-bitmap.getWidth();
            rightClickRect = new RectF(left-bitmap.getWidth()/2,top-bitmap.getHeight()/2,left+bitmap.getWidth()*2f,top+bitmap.getHeight()*1.5f);
            canvas.drawBitmap(bitmap,left,top,null);
            //点击的区域
            rightClickRect = drawBitmap(rightDra,canvas,getPaddingRight()+viewWidth);
        }
        if(titleText != null){
            final int textWidth = getTextWidth(textPaint, titleText);
            final int textHeight = getTextHeight(textPaint);
            final Paint.FontMetrics fontMetrics = textPaint.getFontMetrics();
            canvas.drawText(titleText,mRect.left+((viewWidth-textWidth)/2),mRect.top+((viewHeight-textHeight)/2)+(0-fontMetrics.ascent),textPaint);
            final float[] textHeight = getTextHeight(textPaint);
            float top = (getHeight()-textHeight[0])/2-textPaint.getFontMetrics().ascent;
            canvas.drawText(titleText,mRect.left+((viewWidth-textWidth)/2),top,textPaint);
        }
        if(rightText != null){
            final int textWidth = getTextWidth(rightTextPaint, rightText);
            final int textHeight = getTextHeight(rightTextPaint);
            final Paint.FontMetrics fontMetrics = rightTextPaint.getFontMetrics();
            final float[] textHeight = getTextHeight(rightTextPaint);
            float chaleft = textWidth*0.5f;
            float chaTop = textHeight[0]*0.5f;
            float left = mRect.right-textWidth;
            float top = mRect.top+((viewHeight-textHeight)/2)+(0-fontMetrics.ascent);
            rightClickRect = new RectF(left-textWidth/2,top-textHeight,left+textWidth*2f,top+textHeight/2);
            float top = (getHeight()-textHeight[0])/2-textPaint.getFontMetrics().ascent;
            rightClickRect = new RectF(left-chaleft,top-chaTop,left +chaleft*3,top + chaTop*3);
            canvas.drawText(rightText,left,top,rightTextPaint);
        }
    }

    /**
     * 绘制图片
     * @param drawable
     * @param canvas
     * @return  点击的区域
     */
    private RectF drawBitmap(Drawable drawable,Canvas canvas,float left){
        final Bitmap bitmap = drawableToBitmap(drawable);
        if(left>viewWidth){//右侧
            left -= bitmap.getWidth();
        }
        float chaTop = bitmap.getHeight()*0.5f;
        float chaleft = bitmap.getWidth()*0.5f;
        //绘制的位置
        float top = (getHeight()-bitmap.getHeight())/2;
        canvas.drawBitmap(bitmap,left,top,null);
        return new RectF(left-chaleft,top-chaTop,left +chaleft*3,top + chaTop*3);
    }
    @Override
    public boolean onTouchEvent(MotionEvent event) {
@@ -244,11 +257,11 @@
    }

    //第二个参数是一个数组.传进去个长度跟字符串长度相同的float数组,方法调用后,里边塞的是每个字符的长度.
    public  int  getTextHeight(Paint paint) {
    public float[] getTextHeight(Paint paint) {
        Paint.FontMetrics fm = paint.getFontMetrics();
        float height1 = fm.descent - fm.ascent;//文字的高度
        float height2 = fm.bottom - fm.top + fm.leading;//行高
        return (int) height2;
        return new float[]{height1,height2};
    }

    private void setTint(Drawable drawable, @ColorInt int color){