/
SpinnerCardView.java
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/
SpinnerCardView.java
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/**
* @author Aaron Hastings
*
* Copyright 2015-2018 Aaron Hastings
*
* This file is part of Luas at a Glance.
*
* Luas at a Glance is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Luas at a Glance 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Luas at a Glance. If not, see <http://www.gnu.org/licenses/>.
*/
package org.thecosmicfrog.luasataglance.view;
import android.content.Context;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.support.v4.content.ContextCompat;
import android.support.v7.widget.CardView;
import android.util.AttributeSet;
import android.util.Log;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import org.thecosmicfrog.luasataglance.R;
public class SpinnerCardView extends CardView {
private final String LOG_TAG = SpinnerCardView.class.getSimpleName();
private ArrayAdapter<CharSequence> adapterStops;
private Spinner spinnerStops;
public SpinnerCardView(Context context) {
super(context);
init(context);
}
public SpinnerCardView(Context context, AttributeSet attrs) {
super(context, attrs);
init(context);
}
public SpinnerCardView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init(context);
}
/**
* Initialise custom View.
* @param context Context.
*/
public void init(Context context) {
inflate(context, R.layout.cardview_spinner, this);
spinnerStops = findViewById(R.id.card_view_spinner);
/*
* Set the Spinner's colour to Luas purple.
*/
if (spinnerStops.getBackground().getConstantState() != null) {
Drawable spinnerDrawable =
spinnerStops.getBackground().getConstantState().newDrawable();
spinnerDrawable.setColorFilter(
ContextCompat.getColor(getContext(), R.color.luas_purple),
PorterDuff.Mode.SRC_ATOP
);
spinnerStops.setBackground(spinnerDrawable);
}
}
/**
* Initialise the ArrayAdapter for stops.
* @param resArrayStops Resource ID for array of stops.
*/
private void initAdapterStops(int resArrayStops) {
adapterStops = ArrayAdapter.createFromResource(
getContext(), resArrayStops, R.layout.spinner_stops
);
adapterStops.setDropDownViewResource(R.layout.spinner_stops);
spinnerStops.setAdapter(adapterStops);
}
/**
* Setter method which also triggers an initialisation of the ArrayAdapter for stops.
* @param line Line to initialise.
*/
public void setLine(String line) {
final String RED_LINE = "red_line";
final String GREEN_LINE = "green_line";
int resArrayStops = 0;
switch (line) {
case RED_LINE:
resArrayStops = R.array.array_stops_redline;
break;
case GREEN_LINE:
resArrayStops = R.array.array_stops_greenline;
break;
default:
/* If for some reason the line doesn't make sense. */
Log.wtf(LOG_TAG, "Invalid line specified.");
}
initAdapterStops(resArrayStops);
}
public Spinner getSpinnerStops() {
return spinnerStops;
}
public void setSelection(String stopName) {
spinnerStops.setSelection(adapterStops.getPosition(stopName));
}
}