Android Open Source - MiraSlide Slide Fragment

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From Project

Back to project page MiraSlide.

License

The source code is released under:

Apache License

Java Source Code

package fr.cmoatoto.miraslide.fragments;
/* w w w  . j  av  a  2  s .  com*/
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.TypedValue;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.webkit.WebView;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.TextView;
import fr.cmoatoto.miraslide.MainActivity;
import fr.cmoatoto.miraslide.PdfViewerPresentation;
import fr.cmoatoto.miraslide.R;

/**
 * This fragment is only an ImageView, the same as the {@link PdfViewerPresentation}, but with a white background. <br>
 * It gets the number of the page as argument, then get the appropriate bitmap from the pdf.
 * 
 * @author CmoaToto
 */
public class SlideFragment extends Fragment {

  public static final String KEY_PAGE = "fr.cmoatoto.miraslide.fragments.SlideFragment.KeyPage";

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

    View v = getActivity().getLayoutInflater().inflate(R.layout.fragment_slide, null);

    final boolean html = ((MainActivity) getActivity()).getNotes().get(-2) != null && ((MainActivity) getActivity()).getNotes().get(-2).equals("html");

    // On Click on the SwitchView button, we switch between the slide view and the notes view.
    v.findViewById(R.id.fragment_slide_button_switchview).setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        if (getView().findViewById(R.id.fragment_slide_imageview_slide).getVisibility() == View.GONE) {
          ((ImageButton) v).setImageResource(R.drawable.ic_action_text);
          getView().findViewById(R.id.fragment_slide_imageview_slide).setVisibility(View.VISIBLE);
          getView().findViewById(R.id.fragment_slide_scrollview_note).setVisibility(View.GONE);
          getView().findViewById(R.id.fragment_slide_button_zoomin).setVisibility(View.GONE);
          getView().findViewById(R.id.fragment_slide_button_zoomout).setVisibility(View.GONE);
        } else {
          ((ImageButton) v).setImageResource(R.drawable.ic_action_picture);
          getView().findViewById(R.id.fragment_slide_imageview_slide).setVisibility(View.GONE);
          getView().findViewById(R.id.fragment_slide_scrollview_note).setVisibility(View.VISIBLE);
          getView().findViewById(R.id.fragment_slide_button_zoomin).setVisibility(View.VISIBLE);
          getView().findViewById(R.id.fragment_slide_button_zoomout).setVisibility(View.VISIBLE);
        }
      }
    });

    // On click on the zoom in and zoom out button, we (un)zoom the webview or change the textview text size
    v.findViewById(R.id.fragment_slide_button_zoomin).setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        if (html) {
          ((WebView) getView().findViewById(R.id.fragment_slide_textview_note_html)).zoomIn();
        } else {
          float size = ((TextView) getView().findViewById(R.id.fragment_slide_textview_note_txt)).getTextSize();
          ((TextView) getView().findViewById(R.id.fragment_slide_textview_note_txt)).setTextSize(TypedValue.COMPLEX_UNIT_PX, size * 1.2f);
        }
      }
    });
    v.findViewById(R.id.fragment_slide_button_zoomout).setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        if (html) {
          ((WebView) getView().findViewById(R.id.fragment_slide_textview_note_html)).zoomOut();
        } else {
          float size = ((TextView) getView().findViewById(R.id.fragment_slide_textview_note_txt)).getTextSize();
          ((TextView) getView().findViewById(R.id.fragment_slide_textview_note_txt)).setTextSize(TypedValue.COMPLEX_UNIT_PX, size / 1.2f);
        }
      }
    });

    int page = getArguments().getInt(KEY_PAGE);
    ((ImageView) v.findViewById(R.id.fragment_slide_imageview_slide)).setImageBitmap(((MainActivity) getActivity()).getPresentation().getPage(page));

    String note = ((MainActivity) getActivity()).getNotes().get(page + 1);

    // If there is a note for the slide, we show the note first (the user can switch to the slide's image with the display button). If there is no note, we
    // show the image and hide the zoom buttons
    if (note != null && note.length() > 0) {
      ((ImageButton) v.findViewById(R.id.fragment_slide_button_switchview)).setImageResource(R.drawable.ic_action_picture);
      if (html) {
        ((WebView) v.findViewById(R.id.fragment_slide_textview_note_html)).loadData(note, "text/html;charset=UTF-8", null);
        v.findViewById(R.id.fragment_slide_textview_note_txt).setVisibility(View.GONE);
      } else {
        ((TextView) v.findViewById(R.id.fragment_slide_textview_note_txt)).setText(note);
        v.findViewById(R.id.fragment_slide_textview_note_html).setVisibility(View.GONE);
      }
      v.findViewById(R.id.fragment_slide_imageview_slide).setVisibility(View.GONE);
      v.findViewById(R.id.fragment_slide_scrollview_note).setVisibility(View.VISIBLE);
      v.findViewById(R.id.fragment_slide_button_zoomin).setVisibility(View.VISIBLE);
      v.findViewById(R.id.fragment_slide_button_zoomout).setVisibility(View.VISIBLE);
      v.findViewById(R.id.fragment_slide_button_switchview).setEnabled(true);
    } else {
      v.findViewById(R.id.fragment_slide_imageview_slide).setVisibility(View.VISIBLE);
      v.findViewById(R.id.fragment_slide_scrollview_note).setVisibility(View.GONE);
      v.findViewById(R.id.fragment_slide_button_zoomin).setVisibility(View.GONE);
      v.findViewById(R.id.fragment_slide_button_zoomout).setVisibility(View.GONE);
      v.findViewById(R.id.fragment_slide_button_switchview).setVisibility(View.GONE);
    }

    return v;
  }
}

Java Source Code List

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