ShowCaseManager.java

package de.devland.masterpassword.util;

import android.app.Activity;
import android.graphics.Point;
import android.view.Display;
import android.view.View;

import com.github.amlcurran.showcaseview.ShowcaseView;
import com.github.amlcurran.showcaseview.targets.PointTarget;
import com.github.amlcurran.showcaseview.targets.ViewTarget;

import de.devland.esperandro.Esperandro;
import de.devland.masterpassword.App;
import de.devland.masterpassword.R;
import de.devland.masterpassword.prefs.ShowCasePrefs;

/**
 * Created by David Kunzler on 01.09.2014.
 */
public enum ShowCaseManager {
    INSTANCE;

    private ShowCasePrefs showCasePrefs;

    private ShowCaseManager() {
        showCasePrefs = Esperandro.getPreferences(ShowCasePrefs.class, App.get());
    }

    public void showEditShowCase(Activity activity, View target) {
        if (!showCasePrefs.editShown()) {
            try {
                ShowcaseView.Builder showCaseBuilder = new ShowcaseView.Builder(activity, true);
                showCaseBuilder.hideOnTouchOutside().setContentTitle(R.string.title_edit)
                               .setStyle(R.style.ShowcaseLightTheme)
                               .setContentText(R.string.content_edit)
                               .setTarget(new ViewTarget(target));
                showCaseBuilder.build().show();
            } catch (IllegalArgumentException e) {
            } finally {
                showCasePrefs.editShown(true);
            }
        }
    }

    public void showLoginShowCase(Activity activity, View target) {
        if (!showCasePrefs.loginShown()) {
            try {
                ShowcaseView.Builder showCaseBuilder = new ShowcaseView.Builder(activity, true);
                showCaseBuilder.hideOnTouchOutside().setContentTitle(R.string.title_login)
                               .setStyle(R.style.ShowcaseLightTheme)
                               .setContentText(R.string.content_login)
                               .setTarget(new ViewTarget(target));
                showCaseBuilder.build().show();
            } catch (IllegalArgumentException e) {
            } finally {
                showCasePrefs.loginShown(true);
            }
        }
    }

    public void showAddShowCase(Activity activity) {
        if (!showCasePrefs.addCardShown()) {
            try {

                ShowcaseView.Builder showCaseBuilder = new ShowcaseView.Builder(activity, true);
                showCaseBuilder.hideOnTouchOutside().setContentTitle(R.string.title_add)
                               .setStyle(R.style.ShowcaseLightTheme)
                               .setContentText(R.string.content_add)
                               .setTarget(new ViewTarget(R.id.floating_action_search, activity));
                showCaseBuilder.build().show();
            } catch (IllegalArgumentException e) {
            } finally {
                showCasePrefs.addCardShown(true);
            }
        }
    }

    public void showFirstCardShowCase(Activity activity) {
        if (!showCasePrefs.firstCardShown()) {
            try {
                ShowcaseView.Builder showCaseBuilder = new ShowcaseView.Builder(activity, true);
                Display display = activity.getWindowManager().getDefaultDisplay();
                Point size = new Point();
                display.getSize(size);

                showCaseBuilder.hideOnTouchOutside().setStyle(R.style.ShowcaseLightTheme)
                               .setContentText(R.string.content_firstCard)
                               .setTarget(new PointTarget(size.x / 2, size.y / 4));
                showCaseBuilder.build().show();
            } catch (IllegalArgumentException e) {
            } finally {
                showCasePrefs.firstCardShown(true);
            }
        }
    }

}