FretBoardEditor.java

package org.herac.tuxguitar.gui.editors;

import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.widgets.Composite;
import org.herac.tuxguitar.gui.TuxGuitar;
import org.herac.tuxguitar.gui.editors.fretboard.FretBoard;
import org.herac.tuxguitar.gui.system.icons.IconLoader;
import org.herac.tuxguitar.gui.system.language.LanguageLoader;
import org.herac.tuxguitar.gui.tools.scale.ScaleListener;
import org.herac.tuxguitar.song.models.TGBeat;

public class FretBoardEditor implements TGRedrawListener,
    TGExternalBeatViewerListener, IconLoader, LanguageLoader, ScaleListener {

  private FretBoard fretBoard;
  private boolean visible;

  public FretBoardEditor() {
    TuxGuitar.instance().getIconManager().addLoader(this);
    TuxGuitar.instance().getLanguageManager().addLoader(this);
    TuxGuitar.instance().getScaleManager().addListener(this);
  }

  public void dispose() {
    if (getFretBoard() != null && !getFretBoard().isDisposed()) {
      getFretBoard().dispose();
    }
  }

  public void doRedraw(int type) {
    if (type == TGRedrawListener.NORMAL) {
      this.redraw();
    } else if (type == TGRedrawListener.PLAYING_NEW_BEAT) {
      this.redrawPlayingMode();
    }
  }

  private FretBoard getFretBoard() {
    return this.fretBoard;
  }

  public void hideExternalBeat() {
    if (getFretBoard() != null && !getFretBoard().isDisposed()) {
      getFretBoard().setExternalBeat(null);
    }
  }

  public void hideFretBoard() {
    this.visible = false;
    getFretBoard().setVisible(this.visible);
    TuxGuitar.instance().getEditorManager().removeRedrawListener(this);
    TuxGuitar.instance().getEditorManager().removeBeatViewerListener(this);
    TuxGuitar.instance().updateShellFooter(0, 0, 0);
  }

  public boolean isVisible() {
    return (getFretBoard() != null && !getFretBoard().isDisposed() && this.visible);
  }

  public void loadIcons() {
    if (getFretBoard() != null && !getFretBoard().isDisposed()) {
      getFretBoard().loadIcons();
    }
  }

  public void loadProperties() {
    if (getFretBoard() != null && !getFretBoard().isDisposed()) {
      getFretBoard().loadProperties();
    }
  }

  public void loadScale() {
    if (getFretBoard() != null) {
      getFretBoard().loadScale();
    }
  }

  public void redraw() {
    if (getFretBoard() != null && !getFretBoard().isDisposed()
        && !TuxGuitar.instance().isLocked()) {
      getFretBoard().redraw();
    }
  }

  public void redrawPlayingMode() {
    if (getFretBoard() != null && !getFretBoard().isDisposed()
        && !TuxGuitar.instance().isLocked()) {
      getFretBoard().redrawPlayingMode();
    }
  }

  public void showExternalBeat(TGBeat beat) {
    if (getFretBoard() != null && !getFretBoard().isDisposed()) {
      getFretBoard().setExternalBeat(beat);
    }
  }

  public void showFretBoard() {
    this.visible = true;
    getFretBoard().setVisible(this.visible);
    TuxGuitar.instance().getEditorManager().addRedrawListener(this);
    TuxGuitar.instance().getEditorManager().addBeatViewerListener(this);
    TuxGuitar.instance()
        .updateShellFooter(getFretBoard().getHeight(), 730, 520);
  }

  public void showFretBoard(Composite parent) {
    FormData data = new FormData();
    data.left = new FormAttachment(0, 0);
    data.right = new FormAttachment(100, 0);
    data.top = new FormAttachment(0, 0);
    data.bottom = new FormAttachment(100, 0);

    this.fretBoard = new FretBoard(parent);
    this.fretBoard.setLayoutData(data);
  }
}