布局文件：
activity_main.xml：
1.<?xml version="1.0" encoding="utf-8"?>
2.<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
3. xmlns:app="http://schemas.android.com/apk/res-auto"
4. xmlns:tools="http://schemas.android.com/tools"
5. android:layout_width="match_parent"
6. android:layout_height="match_parent"
7. tools:context=".MainActivity">
8.
9. <android.support.v7.widget.RecyclerView
10. android:id="@+id/recyclerView"
11. android:layout_width="0dp"
12. android:layout_height="0dp"
13. android:layout_marginStart="8dp"
14. android:layout_marginLeft="8dp"
15. android:layout_marginTop="8dp"
16. android:layout_marginEnd="8dp"
17. android:layout_marginRight="8dp"
18. android:layout_marginBottom="8dp"
19. app:layout_constraintBottom_toTopOf="@+id/linearLayout"
20. app:layout_constraintEnd_toEndOf="parent"
21. app:layout_constraintStart_toStartOf="parent"
22. app:layout_constraintTop_toTopOf="parent" />
23.
24. <LinearLayout
25. android:id="@+id/linearLayout"
26. android:layout_width="match_parent"
27. android:layout_height="60dp"
28. android:layout_marginStart="8dp"
29. android:layout_marginLeft="8dp"
30. android:layout_marginEnd="8dp"
31. android:layout_marginRight="8dp"
32. android:layout_marginBottom="8dp"
33. android:orientation="horizontal"
34. app:layout_constraintBottom_toBottomOf="parent"
35. app:layout_constraintEnd_toEndOf="parent"
36. app:layout_constraintStart_toStartOf="parent"
37. app:layout_constraintTop_toBottomOf="@+id/recyclerView">
38.
39. <TextView
40. android:id="@+id/textView"
41. android:layout_width="wrap_content"
42. android:layout_height="wrap_content"
43. android:layout_weight="1"
44. android:text="score:" />
45.
46. <Button
47. android:id="@+id/button"
48. android:layout_width="wrap_content"
49. android:layout_height="wrap_content"
50. android:onClick="reset"
51. android:text="reset" />
52.
53. <Button
54. android:id="@+id/button2"
55. android:layout_width="wrap_content"
56. android:layout_height="wrap_content"
57. android:onClick="showHistory"
58. android:text="history" />
59. </LinearLayout>
60.</android.support.constraint.ConstraintLayout>
activity_history.xml
1.<?xml version="1.0" encoding="utf-8"?>
2.<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
3. xmlns:app="http://schemas.android.com/apk/res-auto"
4. xmlns:tools="http://schemas.android.com/tools"
5. android:layout_width="match_parent"
6. android:layout_height="match_parent"
7. tools:context=".HistoryActivity">
8.
9. <ListView
10. android:id="@+id/listView"
11. android:layout_width="0dp"
12. android:layout_height="0dp"
13. android:layout_marginStart="8dp"
14. android:layout_marginLeft="8dp"
15. android:layout_marginTop="8dp"
16. android:layout_marginEnd="8dp"
17. android:layout_marginRight="8dp"
18. android:layout_marginBottom="8dp"
19. app:layout_constraintBottom_toBottomOf="parent"
20. app:layout_constraintEnd_toEndOf="parent"
21. app:layout_constraintStart_toStartOf="parent"
22. app:layout_constraintTop_toTopOf="parent" />
23.</android.support.constraint.ConstraintLayout>
Java文件
MainActivity.java
1.package com.example.recyclercardgame2;
2.
3.import android.support.annotation.NonNull;
4.import android.support.v7.widget.RecyclerView;
5.import android.view.View;
6.import android.view.ViewGroup;
7.import android.widget.Button;
8.
9.import com.example.recyclercardgame2.model.Card;
10.import com.example.recyclercardgame2.model.CardMatchingGame;
11.
12.public class CardGameAdapter extends RecyclerView.Adapter<CardGameAdapter.ViewHolder> {
13.
14. private CardMatchingGame game;
15. private View.OnClickListener monClickListener;
16.
17. public void setonClickListener(View.OnClickListener monClickListener) {
18. this.monClickListener = monClickListener;
19. }
20.
21.
22. public CardGameAdapter(CardMatchingGame game) {
23. this.game = game;
24. }
25.
26. @NonNull
27. @Override
28. public ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
29. View view = new Button(viewGroup.getContext());
30. view.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,360));
31. ViewHolder viewHolder = new ViewHolder(view);
32. return viewHolder;
33. }
34.
35. @Override
36. public void onBindViewHolder(@NonNull ViewHolder viewHolder, final int i) {
37. Card card = game.cardAtIndex(i);
38.
39. viewHolder.cardButton.setAlpha(card.isMatched() ? (float)0.5: 1);
40. if(card.isChosen()){
41. viewHolder.cardButton.setBackgroundResource(R.drawable.blankcard);
42. viewHolder.cardButton.setText(card.getContents());
43. } else {
44. viewHolder.cardButton.setBackgroundResource(R.drawable.stanfordtree);
45. viewHolder.cardButton.setText("");
46. }
47.
48. viewHolder.cardButton.setOnClickListener(new View.OnClickListener() {
49. @Override
50. public void onClick(View v) {
51. if (monClickListener != null ) {
52. v.setTag(i);
53. monClickListener.onClick(v);
54. }
55. }
56. });
57. }
58.
59. @Override
60. public int getItemCount() {
61. return game.count();
62. }
63.
64. public class ViewHolder extends RecyclerView.ViewHolder {
65. Button cardButton;
66. public ViewHolder(@NonNull View itemView) {
67. super(itemView);
68. cardButton = (Button) itemView;
69. }
70. }
71.}
HistoryActivity .java
1.package com.example.recyclercardgame2;
2.
3.import android.content.Intent;
4.import android.support.v7.app.AppCompatActivity;
5.import android.os.Bundle;
6.import android.widget.ArrayAdapter;
7.import android.widget.ListView;
8.
9.import java.util.ArrayList;
10.
11.public class HistoryActivity extends AppCompatActivity {
12.
13. @Override
14. protected void onCreate(Bundle savedInstanceState) {
15. super.onCreate(savedInstanceState);
16. setContentView(R.layout.activity_history);
17.
18. Intent intent = getIntent();
19. ArrayList<String> playHistory = intent.getStringArrayListExtra("history");
20.
21. ListView listView = findViewById(R.id.listView);
22.
23. ArrayAdapter<String> adapter = new ArrayAdapter<>(this,android.R.layout.simple_list_item_1,playHistory);
24. listView.setAdapter(adapter);
25.
26. }
27.
28. @Override
29. public void finish() {
30. super.finish();
31. overridePendingTransition(android.R.anim.slide_in_left,android.R.anim.slide_out_right);
32. }
33.}
CardGameAdapter.java
1.package com.example.recyclercardgame2;
2.
3.import android.support.annotation.NonNull;
4.import android.support.v7.widget.RecyclerView;
5.import android.view.View;
6.import android.view.ViewGroup;
7.import android.widget.Button;
8.
9.import com.example.recyclercardgame2.model.Card;
10.import com.example.recyclercardgame2.model.CardMatchingGame;
11.
12.public class CardGameAdapter extends RecyclerView.Adapter<CardGameAdapter.ViewHolder> {
13.
14. private CardMatchingGame game;
15. private View.OnClickListener monClickListener;
16.
17. public void setonClickListener(View.OnClickListener monClickListener) {
18. this.monClickListener = monClickListener;
19. }
20.
21.
22. public CardGameAdapter(CardMatchingGame game) {
23. this.game = game;
24. }
25.
26. @NonNull
27. @Override
28. public ViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
29. View view = new Button(viewGroup.getContext());
30. view.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,360));
31. ViewHolder viewHolder = new ViewHolder(view);
32. return viewHolder;
33. }
34.
35. @Override
36. public void onBindViewHolder(@NonNull ViewHolder viewHolder, final int i) {
37. Card card = game.cardAtIndex(i);
38.
39. viewHolder.cardButton.setAlpha(card.isMatched() ? (float)0.5: 1);
40. if(card.isChosen()){
41. viewHolder.cardButton.setBackgroundResource(R.drawable.blankcard);
42. viewHolder.cardButton.setText(card.getContents());
43. } else {
44. viewHolder.cardButton.setBackgroundResource(R.drawable.stanfordtree);
45. viewHolder.cardButton.setText("");
46. }
47.
48. viewHolder.cardButton.setOnClickListener(new View.OnClickListener() {
49. @Override
50. public void onClick(View v) {
51. if (monClickListener != null ) {
52. v.setTag(i);
53. monClickListener.onClick(v);
54. }
55. }
56. });
57. }
58.
59. @Override
60. public int getItemCount() {
61. return game.count();
62. }
63.
64. public class ViewHolder extends RecyclerView.ViewHolder {
65. Button cardButton;
66. public ViewHolder(@NonNull View itemView) {
67. super(itemView);
68. cardButton = (Button) itemView;
69. }
70. }
71.}
Card.java文件
1.package com.example.recyclercardgame2.model;
2.
3.import java.io.Serializable;
4.
5./**
6. * Created by lys on 19/3/20.
7. */
8.public abstract class Card implements Serializable {
9. private boolean _chosen;
10. private boolean _matched;
11. public abstract String getContents();
12. public boolean isChosen(){
13. return _chosen;
14. }
15. public void setChosen(boolean chosen){
16. _chosen = chosen;
17. }
18. public boolean isMatched(){
19. return _matched;
20. }
21. public void setMatched(boolean matched){
22. _matched = matched;
23. }
24. public int match(Card[] otherCards){
25. int score = 0;
26. for (Card card : otherCards) {
27. if (card.getContents().equals(this)){
28. score = 1;
29. }
30. }
31. return score;
32. }
33.}
Deck.java文件
1.package com.example.recyclercardgame2.model;
2.
3.import java.util.ArrayList;
4.import java.util.Random;
5.
6./**
7. * Created by liguiyang on 16/3/7.
8. */
9.public class Deck {
10. private ArrayList<Card> _cards = new ArrayList<>();
11. private Random r = new Random();
12.
13. public void addCard(Card card,boolean atTop){
14. if (atTop) {
15. _cards.add(0,card);
16. }else{
17. _cards.add(card);
18. }
19. }
20.
21. public void addCard(Card card){
22. addCard(card,false);
23. }
24.
25. public Card drawRandomCard(){
26. Card randomCard = null;
27. if (_cards.size()>0){
28. randomCard = _cards.remove(r.nextInt(_cards.size()));
29. }
30. return randomCard;
31. }
32.}
PlayingCard.java文件
1.package com.example.recyclercardgame2.model;
2.
3.import java.util.Arrays;
4.
5.public class PlayingCard extends Card{
6. private String _suit;
7. private int _rank;
8.
9. public String getSuit(){
10. return _suit;
11. }
12. public void setSuit(String suit){
13. if(Arrays.asList(PlayingCard.validSuits()).contains(suit)){
14. _suit = suit;
15. }
16. }
17. public int getRank(){
18. return _rank;
19. }
20. public void setRank(int rank){
21. if(rank <= PlayingCard.maxRank()) {
22. _rank = rank;
23. }
24. }
25. public static String[] validSuits(){
26. return new String[]{"♥","♦","♠","♣"};
27. }
28. private static String[] rankStrings(){
29. return new String[]{"?","A","2","3","4","5","6","7","8","9","10","J","Q","K"};
30. }
31.
32. public static int maxRank(){
33. return PlayingCard.rankStrings().length - 1;
34. }
35.
36. @Override
37. public int match(Card[] otherCards) {
38. int score = 0;
39. if(otherCards.length == 1){
40. PlayingCard otherCard = (PlayingCard) otherCards[0];
41. if(otherCard.getRank()==this.getRank()){
42. score = 4;
43. }else if (otherCard.getSuit().equals(this.getSuit())){
44. score = 1;
45. }
46. }
47.
48. return score;
49. }
50.
51. @Override
52. public String getContents() {
53. return PlayingCard.rankStrings()[_rank] + _suit;
54. }
55.}
PlayingDeck.java文件
1.package com.example.recyclercardgame2.model;
2.
3.
4.public class PlayingDeck extends Deck{
5. public PlayingDeck(){
6. super();
7. for (String suit :
8. PlayingCard.validSuits()) {
9. for (int rank = 1 ; rank <= PlayingCard.maxRank() ; rank++) {
10. PlayingCard card = new PlayingCard();
11. card.setRank(rank);
12. card.setSuit(suit);
13. addCard(card);
14. }
15. }
16. }
17.}
运行结果：
