Java tutorial
package com.landenlabs.all_devtool; /* * Copyright (c) 2016 Dennis Lang (LanDen Labs) landenlabs@gmail.com * <p/> * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and * associated documentation files (the "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the * following conditions: * <p/> * The above copyright notice and this permission notice shall be included in all copies or substantial * portions of the Software. * <p/> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT * LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN * NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * @author Dennis Lang (3/21/2015) * @see http://LanDenLabs.com/ */ import android.graphics.Bitmap; import android.graphics.Typeface; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.support.v4.app.FragmentActivity; import android.util.TypedValue; import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.widget.TableLayout; import android.widget.TableRow; import android.widget.TextView; import com.landenlabs.all_devtool.dialogs.TextInfoDialog; import com.landenlabs.all_devtool.util.Ui; import com.landenlabs.all_devtool.util.Utils; import java.util.ArrayList; import java.util.List; /** * Display Text / Font / Style examples and how much vertical space they use. * * <ul> * <li> click on font to see 10 line sample * <li> swipe on sample to advance/decrease point size * </ul> * * @author Dennis Lang * */ public class TextFragment extends DevFragment { public static final String s_name = "Text"; FragmentActivity m_context; TableLayout m_tableLayout; final ArrayList<TextInfo> m_textInfoList = new ArrayList<TextInfo>(); public static final int s_MSG_SHARE_PATH_KEY = 1; public static final String s_MSG_SHARE_PATH = "path"; public final Handler m_handler = new Handler() { public void handleMessage(Message msg) { switch (msg.what) { case s_MSG_SHARE_PATH_KEY: TabPagerAdapter.sharePage(msg.getData().getString(s_MSG_SHARE_PATH)); break; } } }; public TextFragment() { } public static TextFragment create() { return new TextFragment(); } // ============================================================================================ // DevFragment methods @Override public String getName() { return s_name; } @Override public List<Bitmap> getBitmaps(int maxHeight) { List<Bitmap> images = Utils.getTableLayoutAsBitmaps(m_tableLayout, 3000); fillLayout(); // rebuild because getTable... corrupts layout return images; // List bitmapList = new ArrayList<Bitmap>(); // bitmapList.add(Utils.grabScreen(this.getActivity())); // return bitmapList; } public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { super.onCreate(savedInstanceState); View rootView = inflater.inflate(R.layout.text_tab, container, false); m_context = this.getActivity(); m_tableLayout = Ui.viewById(rootView, R.id.text_tablelayout); fillLayout(); return rootView; } private void fillLayout() { m_tableLayout.removeAllViews(); m_textInfoList.clear(); int minSP = 8; int maxSP = 20; int stepSP = 2; int[] colors = new int[] { 0xffe0e0e0, 0xffffe0e0, 0xffe0ffe0, 0xffe0e0ff }; TableLayout.LayoutParams tableLP = new TableLayout.LayoutParams(TableLayout.LayoutParams.MATCH_PARENT, TableLayout.LayoutParams.WRAP_CONTENT); TableRow.LayoutParams rowLP = new TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT, TableRow.LayoutParams.MATCH_PARENT); TextView textView; TableRow tableRow; int textColor = 0xff000000; for (int tfIdx = 0; tfIdx < TextInfo.getCount(); tfIdx++) { Typeface typeface = TextInfo.getTypeface(tfIdx); String typefaceStr = TextInfo.getTypefaceStr(tfIdx); textView = new TextView(m_context); textView.setBackgroundColor(Utils.blend(colors[tfIdx], 0x20000000)); textView.setText(typefaceStr); textView.setGravity(Gravity.CENTER); textView.setTextColor(textColor); m_tableLayout.addView(textView, tableLP); for (int sizeSP = minSP; sizeSP <= maxSP; sizeSP += stepSP) { tableRow = new TableRow(m_context); tableRow.setBackgroundColor(colors[tfIdx]); tableRow.setTag(Integer.valueOf(m_textInfoList.size())); m_textInfoList.add(new TextInfo(sizeSP, tfIdx)); tableRow.setClickable(true); tableRow.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { int idx = (Integer) v.getTag(); showTextDialog(m_textInfoList, idx); } }); textView = new TextView(m_context); textView.setText(String.valueOf(sizeSP) + "sp "); textView.setBackgroundColor(0x20000000); textView.setPadding(8, 0, 8, 0); textView.setGravity(Gravity.CENTER); textView.setTextColor(textColor); tableRow.addView(textView, rowLP); textView = new TextView(m_context); textView.setText("Normal"); textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, sizeSP); textView.setTypeface(typeface, Typeface.NORMAL); textView.setGravity(Gravity.CENTER); textView.setTextColor(textColor); tableRow.addView(textView, rowLP); textView = new TextView(m_context); textView.setText("Bold"); textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, sizeSP); textView.setTypeface(typeface, Typeface.BOLD); textView.setPadding(8, 0, 8, 0); textView.setGravity(Gravity.CENTER); textView.setTextColor(textColor); tableRow.addView(textView, rowLP); textView = new TextView(m_context); textView.setText("Italic"); textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, sizeSP); textView.setTypeface(typeface, Typeface.ITALIC); textView.setGravity(Gravity.CENTER); textView.setTextColor(textColor); tableRow.addView(textView, rowLP); m_tableLayout.addView(tableRow, tableLP); } } } private void showTextDialog(final ArrayList<TextInfo> textInfoList, final int idx) { TextInfoDialog.showDialog(this, textInfoList, idx); } }