Android Open Source - Musicdroid Note Sheet View Fragment

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Musicdroid: An on-device music generator for Android
 * Copyright (C) 2010-2014 The Catrobat Team
 * (<http://developer.catrobat.org/credits>)
 */*from   w  w w  . j  ava 2 s  .c  o  m*/
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * An additional term exception under section 7 of the GNU Affero
 * General Public License, version 3, is available at
 * http://developer.catrobat.org/license_additional_term
 *
 * 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.catrobat.musicdroid.pocketmusic.instrument.noteSheet;

import android.app.Fragment;
import android.graphics.Point;
import android.os.Bundle;
import android.view.Display;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import org.catrobat.musicdroid.pocketmusic.R;
import org.catrobat.musicdroid.pocketmusic.instrument.InstrumentActivity;
import org.catrobat.musicdroid.pocketmusic.note.Track;

public  class NoteSheetViewFragment extends Fragment {

    public static int X_POS = 0;
    public static int Y_POS = 1;

    private NoteSheetView noteSheetView;
    private TextView trackSizeTextView;

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

        View rootView = inflater.inflate(R.layout.fragment_notesheetview, container, false);
        rootView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, getDisplayHeight() / 2));
        noteSheetView = (NoteSheetView) rootView.findViewById(R.id.note_sheet_view);
        trackSizeTextView = (TextView) rootView.findViewById(R.id.track_size_text_view);

        return rootView;
    }

    private int[] initializeDisplay() {
        Display display = getActivity().getWindowManager().getDefaultDisplay();
        Point size = new Point();
        display.getSize(size);
        int[] widthAndHeight = new int[2];
        widthAndHeight[0] = size.x;
        widthAndHeight[1] = size.y;

        return widthAndHeight;
    }

    public void redraw(Track track) {
        noteSheetView.redraw(track);
        trackSizeTextView.setText(track.size()/2 +" / " + InstrumentActivity.MAX_TRACK_SIZE_IN_SYMBOLS);
    }
    public String getTrackSizeTextViewText(){
        return trackSizeTextView.getText().toString();
    }
    public int getDisplayWidth() {
        return initializeDisplay()[X_POS];
    }

    public int getDisplayHeight() {
        return initializeDisplay()[Y_POS];
    }

    public boolean checkForScrollAndRecalculateWidth() {
        return noteSheetView.checkForScrollAndRecalculateWidth();
    }
}

Java Source Code List

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