android.widget.TextView.getLineHeight()方法的使用及代码示例

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中android.widget.TextView.getLineHeight()方法的一些代码示例，展示了TextView.getLineHeight()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。TextView.getLineHeight()方法的具体详情如下：
包路径：android.widget.TextView
类名称：TextView
方法名：getLineHeight

TextView.getLineHeight介绍

暂无

代码示例

代码示例来源：origin: square/assertj-android

public S hasLineHeight(int height) {
 isNotNull();
 int actualHeight = actual.getLineHeight();
 assertThat(actualHeight) //
   .overridingErrorMessage("Expected line height <%s> but was <%s>.", height, actualHeight) //
   .isEqualTo(height);
 return myself;
}

代码示例来源：origin: wangdan/AisenWeiBo

lineH = textView.getLineHeight();

代码示例来源：origin: wangdan/AisenWeiBo

int lineHeight = tv.getLineHeight();
value.setSpan(backgroundColorSpan, findStart, findEnd, Spanned.SPAN_INCLUSIVE_INCLUSIVE);

代码示例来源：origin: stackoverflow.com

TextView tv = (TextView) findViewById(R.id.TextView02);
int height_in_pixels = tv.getLineCount() * tv.getLineHeight(); //approx height text
tv.setHeight(height_in_pixels);

代码示例来源：origin: MoMoWait/LeanbackLauncher

private int getDescriptionMaxHeight(Context context, TextView title) {
    Resources res = context.getResources();
    return (int) ((((float) ((WindowManager) context.getSystemService("window")).getDefaultDisplay().getHeight()) - (2.0f * res.getDimension(R.dimen.lb_dialog_list_item_vertical_padding))) - ((float) ((res.getInteger(R.integer.lb_dialog_action_title_max_lines) * 2) * title.getLineHeight())));
  }
}

代码示例来源：origin: stackoverflow.com

int scrollY; // This is your current scroll position in pixels.
int scrollViewHeight; // This is the height of your scrolling window.
TextView textView; // This is the TextView we're considering.

String text = (String) textView.getText();
int charsPerLine = text.length() / textView.getLineCount();
int lineHeight = textView.getLineHeight();

int startLine = scrollY / lineHeight;
int endLine = startLine + scrollViewHeight/lineHeight + 1;

int startChar = charsPerLine * startLine;
int endChar = charsPerLine * (endLine+1) + 1;
String approxVisibleString = text.substring(startChar, endChar);

代码示例来源：origin: stackoverflow.com

final TextView msgView = (TextView)view_aux.findViewById(R.id.accordion_msg);
String msg_text = dbStructure.getMsg();
if(msg_text.contains("href=\"")) {
  String[] msg_aux = msg_text.split("href=\"");
  if (!msg_aux[1].toLowerCase().startsWith("http"))
    msg_aux[1] = "http://" + msg_aux[1];
  msg_text = msg_aux[0] + "\"href=\"" + msg_aux[1];
}

msgView.setText(Html.fromHtml(msg_text));
msgView.setMovementMethod(LinkMovementMethod.getInstance());

int lines = (int)Math.round(height / msgView.getLineHeight());
SpannableString ss = new SpannableString(msgView.getText());
ss.setSpan(new MyLeadingMarginSpan2(lines, width+10), 0, ss.length(), 0);

msgView.setText(ss);

代码示例来源：origin: stackoverflow.com

ViewGroup layout=new LinearLayout(context);
TextView tv=new TextView(context); //your text
tv.setText("my text"); 
ImageView imageView=new ImageView(context); //your icon
//filling image view with icon bitmap (in this case from resource)
imageView.setImageBitmap(BitmapFactory.decodeStream(context.getResources().openRawResource(resourceId)));
//ensuring that icon size will be more or less like text height
imageView.setAdjustViewBounds(true);
imageView.setMaxHeight((int )(tv.getLineHeight()*1.5));
imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
layout.addView(imageView); //adding icon
tv.setGravity(Gravity.BOTTOM|Gravity.LEFT);
layout.addView(tv); //adding text

代码示例来源：origin: com.squareup.assertj/assertj-android

public S hasLineHeight(int height) {
 isNotNull();
 int actualHeight = actual.getLineHeight();
 assertThat(actualHeight) //
   .overridingErrorMessage("Expected line height <%s> but was <%s>.", height, actualHeight) //
   .isEqualTo(height);
 return myself;
}

代码示例来源：origin: sangxiaonian/AliBehaver

@Override
  public void run() {
    int lineCount= tv.getLineCount();
    int height = tv.getLineHeight();
    FloatView.this.mheight=tv.getHeight();
    if (lineCount>lines){
      isExpand=false;
      changeHeight(height*lines);
      ftv.setVisibility(VISIBLE);
    }else {
      isExpand=true;
      ftv.setVisibility(GONE);
    }
  }
});

代码示例来源：origin: hibernate2011/RosClient

@Override
  public void run() {
    if(tvLog.getText().length() > 2000) {
      tvLog.setText("");
    }
    tvLog.setText(tvLog.getText() + "\ninfo:  " + event.msg + "\n");
    int offset=tvLog.getLineCount()*tvLog.getLineHeight();
    if(offset>tvLog.getHeight()){
      tvLog.scrollTo(0,offset-tvLog.getHeight());
    }
  }
});

代码示例来源：origin: CNCoderX/ExpandableTextView

private int getLinesHeight(int lines) {
  int lineHeight = mTextView.getLineHeight() * lines;
  int padding = mTextView.getCompoundPaddingTop() + mTextView.getCompoundPaddingBottom();
  return lineHeight + padding;
}

代码示例来源：origin: stackoverflow.com

private void TextMeasure(String text,
             TextView tvl, TextView tvr) {
  int linesPerScreen = tvl.getHeight() / (tvl.getLineHeight() + (int) tvl.getLineSpacingExtra());
  Paint paint = tvl.getPaint();
  int textWidth = paint.breakText(text, 0, text.length(),
      true, tvl.getWidth(), null);
  int totalText = textWidth * linesPerScreen;
  String leftText = text.substring(0, totalText);
  String rightText = text.substring(totalText,
      text.length());
  tvl.setText(leftText);
  tvr.setText(rightText);
}

代码示例来源：origin: stackoverflow.com

final TextView tv = ((TextView) myLayout.findViewById(R.id.mytextview));
tv.setText(value);
ViewTreeObserver vto = tv.getViewTreeObserver();
vto.addOnGlobalLayoutListener(new OnGlobalLayoutListener() {
  private int maxLines = -1;

  @Override
  public void onGlobalLayout() {
    if (maxLines < 0 && tv.getHeight() > 0 && tv.getLineHeight() > 0) {
      int height = tv.getHeight();
      int lineHeight = tv.getLineHeight();
      maxLines = height / lineHeight;
      tv.setMaxLines(maxLines);
    }
  }
});

代码示例来源：origin: stackoverflow.com

public static void bringPointIntoView (TextView textView,
ScrollView scrollView, int offset)
{
 int line = textView.getLayout ().getLineForOffset (offset);
 int y = (int) ((line + 0.5) * textView.getLineHeight ());
 scrollView.smoothScrollTo (0, y - scrollView.getHeight () / 2);
}

代码示例来源：origin: stackoverflow.com

private int getMeasuredHeight(TextView textView) {
  textView.measure(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
  int height = textView.getMeasuredHeight();
    height += (textView.getLineCount()-1) * textView.getLineHeight();
  return height;
}

代码示例来源：origin: ahmadaghazadeh/CodeEditor

public int getTopVisibleLine(TextView editor) {
  int lineHeight = editor.getLineHeight();
  if (lineHeight == 0) {
    return 0;
  }
  int line = editor.getScrollY() / lineHeight;
  if (line < 0) {
    return 0;
  }
  if (line >= editor.getLineCount()) {
    return editor.getLineCount() - 1;
  }
  return line;
}

代码示例来源：origin: stackoverflow.com

final TextView dSTextView = (TextView)findViewById(R.id.annoyingTextView);
dSTextView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

  @Override
  public void onGlobalLayout() {
    dSTextView.getViewTreeObserver().removeOnGlobalLayoutListener(this);

    float lineHeight = dSTextView.getLineHeight();
    int maxLines = (int) (dSTextView.getHeight() / lineHeight);

    if (dSTextView.getLineCount() != maxLines) {
      dSTextView.setLines(maxLines);
    }

  }
});

代码示例来源：origin: stackoverflow.com

final TextView dSTextView = (TextView)findViewById(R.id.annoyingTextView);
dSTextView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

  @Override
  public void onGlobalLayout() {
    dSTextView.getViewTreeObserver().removeOnGlobalLayoutListener(this);

    float lineHeight = dSTextView.getLineHeight();
    int maxLines = (int) (dSTextView.getHeight() / lineHeight);

    if (dSTextView.getLineCount() != maxLines) {
      dSTextView.setLines(maxLines);
    }

  }
});

代码示例来源：origin: stackoverflow.com

final TextView dSTextView = (TextView)findViewById(R.id.annoyingTextView);
dSTextView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

  @Override
  public void onGlobalLayout() {
    dSTextView.getViewTreeObserver().removeOnGlobalLayoutListener(this);

    float lineHeight = dSTextView.getLineHeight();
    int maxLines = (int) (dSTextView.getHeight() / lineHeight);

    if (dSTextView.getLineCount() != maxLines) {
      dSTextView.setLines(maxLines);
    }

  }
});

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