Android Open Source - bitfynd-wallet-android Currency Text View

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Copyright 2013-2014 the original author or authors.
 */*  w ww .  j a v  a2s.c  om*/
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.schildbach.wallet.ui;

import javax.annotation.Nonnull;

import org.bitcoinj.core.Monetary;
import org.bitcoinj.utils.MonetaryFormat;

import android.content.Context;
import android.graphics.Paint;
import android.text.style.ForegroundColorSpan;
import android.text.style.RelativeSizeSpan;
import android.util.AttributeSet;
import android.widget.TextView;
import de.schildbach.wallet.Constants;
import de.schildbach.wallet.util.MonetarySpannable;
import de.schildbach.wallet.R;

/**
 * @author Andreas Schildbach
 */
public final class CurrencyTextView extends TextView
{
  private Monetary amount = null;
  private MonetaryFormat format = null;
  private boolean alwaysSigned = false;
  private RelativeSizeSpan prefixRelativeSizeSpan = null;
  private ForegroundColorSpan prefixColorSpan = null;
  private RelativeSizeSpan insignificantRelativeSizeSpan = null;

  public CurrencyTextView(final Context context)
  {
    super(context);
  }

  public CurrencyTextView(final Context context, final AttributeSet attrs)
  {
    super(context, attrs);
  }

  public void setAmount(@Nonnull final Monetary amount)
  {
    this.amount = amount;
    updateView();
  }

  public void setFormat(@Nonnull final MonetaryFormat format)
  {
    this.format = format.codeSeparator(Constants.CHAR_HAIR_SPACE);
    updateView();
  }

  public void setAlwaysSigned(final boolean alwaysSigned)
  {
    this.alwaysSigned = alwaysSigned;
    updateView();
  }

  public void setStrikeThru(final boolean strikeThru)
  {
    if (strikeThru)
      setPaintFlags(getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
    else
      setPaintFlags(getPaintFlags() & ~Paint.STRIKE_THRU_TEXT_FLAG);
  }

  public void setInsignificantRelativeSize(final float insignificantRelativeSize)
  {
    if (insignificantRelativeSize != 1)
    {
      this.prefixRelativeSizeSpan = new RelativeSizeSpan(insignificantRelativeSize);
      this.insignificantRelativeSizeSpan = new RelativeSizeSpan(insignificantRelativeSize);
    }
    else
    {
      this.prefixRelativeSizeSpan = null;
      this.insignificantRelativeSizeSpan = null;
    }
  }

  public void setPrefixColor(final int prefixColor)
  {
    this.prefixColorSpan = new ForegroundColorSpan(prefixColor);
    updateView();
  }

  @Override
  protected void onFinishInflate()
  {
    super.onFinishInflate();

    setPrefixColor(getResources().getColor(R.color.balance_light));
    setInsignificantRelativeSize(0.85f);
    setSingleLine();
  }

  private void updateView()
  {
    final MonetarySpannable text;

    if (amount != null)
      text = new MonetarySpannable(format, alwaysSigned, amount).applyMarkup(prefixRelativeSizeSpan, prefixColorSpan,
          insignificantRelativeSizeSpan);
    else
      text = null;

    setText(text);
  }
}

Java Source Code List

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