IntroPageFragment.java

package com.distantfuture.videos.introactivity;

import android.graphics.Point;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.text.util.Linkify;
import android.view.Display;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.distantfuture.videos.R;
import com.distantfuture.videos.imageutils.ToolbarIcons;
import com.distantfuture.videos.misc.Utils;

public class IntroPageFragment extends Fragment {
  private int mHeaderTextColor;

  public IntroPageFragment() {
    super();
  }

  public static IntroPageFragment newInstance(int sectionNumber) {
    IntroPageFragment fragment = new IntroPageFragment();
    Bundle args = new Bundle();
    args.putInt("sectionNumber", sectionNumber);
    fragment.setArguments(args);
    return fragment;
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_intro_page, container, false);

    mHeaderTextColor = getActivity().getResources().getColor(R.color.intro_header_color);

    int sectionNumber = getArguments().getInt("sectionNumber");

    ActivityAccess access = (ActivityAccess) getActivity();
    IntroXMLParser.IntroPage page = access.pageAtIndex(sectionNumber);

    TextView titleView = (TextView) rootView.findViewById(R.id.title);
    ImageView imageView = (ImageView) rootView.findViewById(R.id.image_view);

    if (page != null) {
      String title = page.title;

      int iconSize = 64;
      int color = getActivity().getResources().getColor(R.color.intro_drawable_color);

      Drawable icon = ToolbarIcons.icon(getActivity(), page.icon(), color, iconSize);

      titleView.setText(title);
      titleView.setTextColor(getResources().getColor(R.color.intro_header_color));

      imageView.setImageDrawable(icon);

      // insert the fields
      ViewGroup fieldContainer = (ViewGroup) rootView.findViewById(R.id.field_container);

      for (IntroXMLParser.IntroPageField field : page.fields) {
        fieldContainer.addView(createFieldView(field));
      }

      // gets the content top centered
      View spacer = rootView.findViewById(R.id.spacer_view);
      Display display = getActivity().getWindowManager().getDefaultDisplay();
      Point size = new Point();
      display.getSize(size);
      int offset = (int) (((float) size.y) * .2f);

      spacer.getLayoutParams().height = offset;
      spacer.setLayoutParams(spacer.getLayoutParams());
    } else
      titleView.setText("wtf?");

    return rootView;
  }

  private View createFieldView(IntroXMLParser.IntroPageField field) {
    final int headerSize = 20;
    final int titleSize = 16;

    TextView textView = new TextView(getActivity());
    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
    textView.setLayoutParams(params);
    textView.setAutoLinkMask(Linkify.ALL);
    textView.setTextSize(titleSize);
    textView.setText(field.text);
    textView.setMaxWidth((int) Utils.dpToPx(440, getActivity()));

    if (field.isHeader()) {
      textView.setTextSize(headerSize);
      textView.setTextColor(mHeaderTextColor);
      textView.setTypeface(Typeface.DEFAULT_BOLD);
    }

    ImageView imageView = null;
    if (field.isBullet()) {
      imageView = new ImageView(getActivity());
      imageView.setImageResource(R.drawable.white_circle);

      int imageSize = (int) Utils.dpToPx(12, getActivity());

      LinearLayout.LayoutParams imageParams = new LinearLayout.LayoutParams(imageSize, imageSize);
      int leftMarginPx = (int) Utils.dpToPx(20, getActivity());
      int rightMarginPx = (int) Utils.dpToPx(6, getActivity());
      int topMarginPx = (int) Utils.dpToPx(6, getActivity());
      imageParams.setMargins(leftMarginPx, topMarginPx, rightMarginPx, 0);
      imageView.setLayoutParams(imageParams);
    }

    LinearLayout linearLayout = new LinearLayout(getActivity());
    LinearLayout.LayoutParams duhParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
    int topPaddingPx = (int) Utils.dpToPx(field.topMargin(), getActivity());
    duhParams.setMargins(0, topPaddingPx, 0, 0);
    linearLayout.setLayoutParams(duhParams);

    if (imageView != null)
      linearLayout.addView(imageView);
    linearLayout.addView(textView);

    return linearLayout;
  }

  public interface ActivityAccess {
    IntroXMLParser.IntroPage pageAtIndex(int position);
  }
}