android之标签icon在文本多行背后或首次位置显示

来源：互联网发布：macair windows 编辑：程序博客网时间：2024/06/16 22:03

private void drawImageViewDone(int width, int height) {try{textWidth = content_top_tv.getTextSize();paint.setTextSize(textWidth);// 一行字体的高度int lineHeight = content_top_tv.getLineHeight();// 可以放多少行int lineCount = (int) height / lineHeight;// int lineCount = 4;// 一行的宽度float rowWidth = mScreenWidth - width - content_top_tv.getPaddingLeft()- content_top_tv.getPaddingRight();// 一行可以放多少个字int columnCount = (int) (rowWidth / textWidth);// 总共字体数等于 行数*每行个数count = lineCount * columnCount;if(text.length() < count){content_top_tv.setText(text);content_bottom_tv.setVisibility(View.GONE);return;}// 一个TextView中所有字符串的宽度和（字体数*每个字的宽度）textTotalWidth = (float) ((float) count * textWidth);measureText();content_top_tv.setText(text.substring(0, count));// 检查行数是否大于设定的行数，如果大于的话，就每次减少一个字符，重新计算行数与设定的一致while (content_top_tv.getLineCount() > lineCount) {count -= 1;content_top_tv.setText(text.substring(0, count));}//content_bottom_tv.setPadding(0, lineCount * lineHeight - height, 0, 0);//gz此处修改将原有布局中marginTop=8dp 删除，setPadding顶部取的值由  -8 改为 8， 从而解决textview顶部被砍掉的错乱问题content_bottom_tv.setPadding(0, height-lineCount * lineHeight , 0, 0);content_bottom_tv.setText(text.substring(count));}catch(Exception e){e.printStackTrace();}}

xml:

<LinearLayout                    android:layout_width="match_parent"                    android:layout_height="wrap_content"                    android:background="@drawable/preg_export_bg"                    android:orientation="horizontal"                    android:padding="6dip" >                    <RelativeLayout                        android:layout_width="match_parent"                        android:layout_height="wrap_content" >                        <ImageView                            android:id="@+id/epic"                            android:layout_width="90dip"                            android:layout_height="90dip"                            android:layout_alignParentRight="true"                            android:layout_marginRight="6dip"                            android:layout_marginTop="5dip"                            android:background="@drawable/default_user_head" />                        <TextView                            android:id="@+id/content_top_tv"                            android:layout_width="match_parent"                            android:layout_height="wrap_content"                            android:layout_marginLeft="6dip"                            android:layout_marginTop="6dip"                            android:layout_toLeftOf="@+id/epic"                            android:lineSpacingExtra="4dip"                            android:textColor="@color/gray3"                             android:text="打算发送到发送到发送到发送到发送到发送到发送到发的说法送到发送到asdfasdf发的说法gadf "                            android:textSize="16sp" />                        <TextView                            android:id="@+id/content_bottom_tv"                            android:layout_width="fill_parent"                            android:layout_height="wrap_content"                            android:layout_below="@+id/epic"                            android:layout_marginLeft="6dip"                            android:layout_marginRight="6dip"                            android:lineSpacingExtra="4dip"                            android:textColor="@color/gray3"                            android:text="打算发送到发送到发送到发送到发送到发送到发送到发的说法"                            android:textSize="16sp" />                    </RelativeLayout>                </LinearLayout>

demo :点击打开链接

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