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Android课程设计学号：20097869姓名：班级：指导老师： 目录：一：需求分析2二：实现效果及代码3三：总结24简单的扫雷游戏一：需求分析1. 开发平台及工具OS：Windows XP SP3CPU：Intel（R）Core（TM）2 Duo CPU T6570 2.00GHzRAM：2.00GBHardDisk：320GBJdk-http：//technetwork/java/javase/downloads/index.htmlEclipse-/downloadsSDK-/sdk/index.htmlADT-/sdk.eclipse-adt.html2. 题目描述由于个人能力有限，故而我选择了最简单的小游戏：扫雷。扫雷是一个很简单确最广为人知的小游戏，相信只要接触过电脑的人都知道这个游戏，扫雷的规则很简单，点开一个方格后，该方格如果不是地雷则会显示一个数字，该数字代表此方格周围的八个格子当中随机分布着几颗地雷，有些格子处于地图边缘则是五个格子，角落的四个格子由于处于两条地图边缘则只有三个格子，根据这种规律就可以推断出已打开的格子（已打开的格子会显示数字）周边哪些格子有地雷哪些格子没有地雷，游戏的最终目标是找出所有地雷。二：实现效果及代码 package com.china.square;import java.util.ArrayList;import java.util.List;import com.china.square.elossap.ElosSap;import com.china.square.linksee.LinkSee;import android.app.Activity;import android.content.Intent;import android.content.pm.PackageManager;import android.content.pm.ResolveInfo;import android.os.Bundle;import android.view.View;import android.widget.AdapterView;import android.widget.ArrayAdapter;import android.widget.ListView;import android.widget.TextView;import android.widget.AdapterView.OnItemClickListener;public class Square extends Activity /* Called when the activity is first created. */ Override public void onCreate(Bundle savedInstanceState) super.onCreate(savedInstanceState); setContentView(R.layout.main); PackageManager pm = getPackageManager(); Intent mainIntent = new Intent(SQUARE, null); mainIntent.addCategory(ent.category.SQUARE); List ls = pm.queryIntentActivities(mainIntent, 0); int i = 0; ArrayListal = new ArrayList(); setTitle(String.valueOf(ls.size(); while (i ls.size() ResolveInfo ri = ls.get(i); al.add(ri.loadLabel(pm).toString(); i+; ArrayAdaptera = new ArrayAdapter(this, android.R.layout.simple_list_item_1, al); ListView lv = (ListView)this.findViewById(R.id.lv); lv.setAdapter(a); lv.setOnItemClickListener(new ItemClickListener(); private class ItemClickListener implements OnItemClickListenerOverridepublic void onItemClick(AdapterView arg0, View arg1, int arg2,long arg3) / TODO Auto-generated method stubString strText = (TextView)arg1).getText().toString();if (strText = null) return;else if (strText.equals(扫雷)Intent in = new Intent(Square.this, ElosSap.class);startActivity(in); package com.china.square.elossap;import java.util.ArrayList;import java.util.HashMap;import java.util.Map;import com.china.square.R;import android.app.Activity;import android.app.AlertDialog;import android.content.Context;import android.content.DialogInterface;import android.content.res.Resources;import android.graphics.Canvas;import android.graphics.Color;import android.graphics.Paint;import android.graphics.Point;import android.graphics.Rect;import android.graphics.drawable.Drawable;import android.os.Bundle;import android.util.Log;import android.view.KeyEvent;import android.view.Menu;import android.view.MenuItem;import android.view.MotionEvent;import android.view.View;import android.widget.LinearLayout;import android.widget.Toast;public class ElosSap extends Activity String TAG = ELOS;private final int SQUARELEMENT_NUMBERS = 9;private ElosView evElos = null;int nTimeInterval = 500;int nCents = 0;int nStage = 1;int nSapBGChoice = 1;private final int ELOS_HEIGHT = 60;private final int ELOS_WIDTH = 50;boolean bPlaying = true;int nElosYOffset = 0;int nElosXOffset = 0;int nPlayerChoice = 0;int nDrawableChoice = 0;int ELOS_CHOICES = 15;int DRAWABLE_CHOICES = SQUARELEMENT_NUMBERS;private Rect rtElosArea = new Rect();private ElosLogic elosGuard = null;private int nTotalLines = 0;private int nTotalColumns = 0;private int nElosHeight = 0;private int nElosWidth = 0;private int nElosAreaWidth = 0;private int nElosAreaHeight = 0;private boolean bReset = true;private Drawable drArr = new DrawableSQUARELEMENT_NUMBERS;/ArrayListlstTrail = new ArrayList();/* 记录路径上的所有的ElosLogic */private void InitElosLogicGuard()elosGuard = new ElosLogicnTotalLinesnTotalColumns;int i = 0;while (i nTotalLines)for (int j = 0; j nTotalColumns; j+)elosGuardij = new ElosLogic();i+;Drawable drBGArr = new Drawable4;private Drawable drSap = null;private void RetriveDrawable(Context c)Resources res = c.getResources();drArr0 = res.getDrawable(R.drawable.blue);drArr1 = res.getDrawable(R.drawable.green);drArr2 = res.getDrawable(R.drawable.orange);drArr3 = res.getDrawable(R.drawable.purple);drArr4 = res.getDrawable(R.drawable.qing);drArr5 = res.getDrawable(R.drawable.red);drArr6 = res.getDrawable(R.drawable.yellow);drArr7 = res.getDrawable(R.drawable.blue);drArr8 = res.getDrawable(R.drawable.green);drBGArr0 = res.getDrawable(R.drawable.p2);drBGArr1 = res.getDrawable(R.drawable.p1);drBGArr2 = res.getDrawable(R.drawable.p3);drBGArr3 = res.getDrawable(R.drawable.p4);drSap = res.getDrawable(R.drawable.sap);private int GetElosHeight(Drawable dr)/return dr.getMinimumHeight();return ELOS_HEIGHT;private int GetElosWidth(Drawable dr)/return dr.getMinimumWidth();return ELOS_WIDTH;private boolean IsSuccessded()Log.d(TAG, IsSuccessded?);int nCount = 0;for (int i = 0; i elosGuard.length; i+)for (int j = 0; j elosGuardi.length; j+)if (!elosGuardij.bTouch)nCount+;if (nCount = this.nTotalSaps) return true;return false;Thread thdTimer = null;boolean bReportResult = false;final int ELOS_START = Menu.FIRST;final int ELOS_SETTING = ELOS_START + 1;final int ELOS_ABOUT = ELOS_SETTING + 1;final int ELOS_ZEROSHOW = ELOS_ABOUT + 1;final int ELOS_BG = ELOS_ZEROSHOW + 1;Overridepublic boolean onCreateOptionsMenu(Menu menu) / TODO Auto-generated method stubmenu.add(0, ELOS_START, 0, 开始);menu.add(0, ELOS_SETTING, 1, 设置);menu.add(0, ELOS_ABOUT, 2, 关于);menu.add(0, ELOS_ZEROSHOW, 3, 0显示模式);menu.add(0, ELOS_BG, 4, 切换背景);return super.onCreateOptionsMenu(menu);private String strSapCount = new String20;Overridepublic boolean onOptionsItemSelected(MenuItem item) / TODO Auto-generated method stubif (item.getItemId() = ELOS_START)MakeElosLogicNet(elosGuard);InitGame();evElos.invalidate();else if (item.getItemId() = ELOS_SETTING)AlertDialog.Builder builder = new AlertDialog.Builder(this);builder.setSingleChoiceItems(strSapCount, this.nTotalSaps - 1, listener);builder.setTitle(请选择地雷个数);builder.setIcon(drSap);builder.setNeutralButton(确定, null);builder.show();else if (item.getItemId() = ELOS_ABOUT)AlertDialog.Builder builder = new AlertDialog.Builder(this);builder.setMessage(扫雷1.0nCopyRight (C) ALL RIGHTS PRESERVEDn2012.10n作者：LIUYANGYANG);builder.setIcon(drSap);builder.setTitle(扫雷);builder.setPositiveButton(确定, null);builder.show();else if (item.getItemId() = ELOS_ZEROSHOW)this.bZeroShowTag = !this.bZeroShowTag;evElos.invalidate();else if (item.getItemId() = ELOS_BG)this.nSapBGChoice = (nSapBGChoice + 1)%5;evElos.invalidate();return super.onOptionsItemSelected(item);private DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener()Overridepublic void onClick(DialogInterface dialog, int which) / TODO Auto-generated method stublstSap.clear();nTotalSaps = Integer.parseInt(strSapCountwhich);MakeElosLogicNet(elosGuard);InitGame();evElos.invalidate();Overrideprotected void onStop() / TODO Auto-generated method stubif (thdTimer != null)if (thdTimer.isAlive()thdTimer.stop();super.onStop();Overrideprotected void onCreate(Bundle savedInstanceState) / TODO Auto-generated method stubsuper.onCreate(savedInstanceState);setContentView(R.layout.elos);LinearLayout ll = (LinearLayout)this.findViewById(R.id.elos);LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.FILL_PARENT);params.leftMargin = 1;params.rightMargin = 1;ll.addView(evElos = new ElosView(this), params);params = new LinearLayout.LayoutParams(params);RetriveDrawable(this);nElosHeight = GetElosHeight(drArr0);nElosWidth = GetElosWidth(drArr0);nElosYOffset = nElosHeight;for (int i = 0; i = this.nTotalLines | nCurRow = this.nTotalColumns | nCurCol 0) return null;return elosGuardnCurRownCurCol;private boolean bZeroShowTag = true;Rect rtDraw = new Rect();Paint ptFrame = new Paint();private void DrawElos(ElosLogic elosLogic, Canvas canvas, int nOffset)ptFrame.setColor(Color.BLACK);if (!elosLogic.IsDraw() return;Drawable dr = elosLogic.GetDrawable();if (dr = null) Log.d(TAG, drawble is null.);rtDraw.set(elosLogic.GetRect();rtDraw.right = rtDraw.right - nOffset;rtDraw.bottom = rtDraw.bottom - nOffset;Rect rt = new Rect();if (elosLogic.nSaps != 0 | !bZeroShowTag | elosLogic.bSap) rt.set(rtDraw);rt.left+;rt.right-;rt.top+;rt.bottom-;if (elosLogic.bTouch) dr.setBounds(rt);else dr.setBounds(rtDraw);dr.draw(canvas);if (!elosLogic.bTouch)/canvas.drawRoundRect(new RectF(rtDraw.left-1, rtDraw.top-1, rtDraw.right+1, rtDraw.bottom+1), 1, 1, ptFrame);canvas.drawLine(rtDraw.left-1, rtDraw.top-1, rtDraw.right+1, rtDraw.top-1, ptFrame);canvas.drawLine(rtDraw.right+1, rtDraw.bottom+1, rtDraw.right+1, rtDraw.top-1, ptFrame);canvas.drawLine(rtDraw.right+1, rtDraw.bottom+1, rtDraw.left-1, rtDraw.bottom+1, ptFrame);canvas.drawLine(rtDraw.left-1, rtDraw.top-1, rtDraw.left-1, rtDraw.bottom+1, ptFrame);else if (elosLogic.nSaps != 0)/canvas.drawRoundRect(new RectF(rt.left-1, rt.top-1, rt.right+1, rt.bottom+1), 1, 1, ptFrame);canvas.drawLine(rt.left-1, rt.top-1, rt.right+1, rt.top-1, ptFrame);canvas.drawLine(rt.right+1, rt.bottom+1, rt.right+1, rt.top-1, ptFrame);canvas.drawLine(rt.right+1, rt.bottom+1, rt.left-1, rt.bottom+1, ptFrame);canvas.drawLine(rt.left-1, rt.top-1, rt.left-1, rt.bottom+1, ptFrame);if (elosLogic.bTouch)if (!elosLogic.bSap & elosLogic.nSaps != 0)int nNum = elosLogic.nSaps;ptFrame.setTextSize(20);canvas.drawText( + nNum, rt.centerX() - 5, rt.centerY() - 5, ptFrame);private void DrawElosLogicNet(Canvas canvas, ElosLogic elosLogicGuard)for (int i = 0; i elosLogicGuard.length; i+)for (int j = 0; j elosLogicGuardi.length; j+)if (elosLogicGuardij.IsDraw()DrawElos(elosLogicGuardij, canvas, 1);private void MakeElosLogicNet(ElosLogic elosGuard)int nLen = elosGuard.length;if (nLen != this.nTotalLines) Log.d(TAG, guard len is error); int nColumns = this.nTotalColumns;if (nColumns != elosGuard0.length) Log.d(TAG, guard len is error);int i = 0;Rect rt = new Rect();while (i nLen)/process j = 0;for (; j this.nTotalColumns; j+)/-left-if (j = 0)elosGuardij.SetElosLogicLeft(null);elseelosGuardij.SetElosLogicLeft(elosGuardij - 1);/-right-if (j = this.nTotalColumns - 1)elosGuardij.SetElosLogicRight(null);elseelosGuardij.SetElosLogicRight(elosGuardij + 1);/-up-if (i = 0)elosGuardij.SetElosLogicUp(null);elseelosGuardij.SetElosLogicUp(elosGuardi - 1j);/-down-if (i = this.nTotalLines - 1)elosGuardij.SetElosLogicDown(null);elseelosGuardij.SetElosLogicDown(elosGuardi + 1j);/-assign rect for elos logic-rt.left = j*this.nElosWidth + nElosXOffset;rt.top = i*this.nElosHeight + this.nElosYOffset;rt.right = rt.left + this.nElosWidth;rt.bottom = rt.top + this.nElosHeight;elosGuardij.SetRect(rt);elosGuardij.SetDrawable(drArr6);/if (i = 0 | i = this.nTotalLines - 1 |j = this.nTotalColumns - 1 | j = 0)elosGuardij.SetDraw(false);elosGuardij.SetDraw(true);elosGuardij.bSap = false;elosGuardij.nSaps = 0;/elosGuardij.bIsPressed = false;elosGuardij.bTouch = false;i+;private class ElosView extends Viewpublic ElosView(Context context) super(context);/ TODO Auto-generated constructor stubint vvvv = 0;protected void onDraw(Canvas canvas) / TODO Auto-generated method stubsuper.onDraw(canvas);Rect rt = new Rect(0, 0, canvas.getWidth(), canvas.getHeight();rtElosArea.set(rt);if (nSapBGChoice != 4)drBGArrnSapBGChoice.setBounds(rt);drBGArrnSapBGChoice.draw(canvas);else Paint pt = new Paint();pt.setColor(Color.WHITE);canvas.drawRect(rt, pt);if (bReset)/-nElosAreaHeight = this.getHeight();nElosAreaWidth = this.getWidth();/-nTotalLines = nElosAreaHeight/nElosHeight;nElosYOffset = nElosAreaHeight%nElosHeight;nTotalColumns = nElosAreaWidth/nElosWidth;nElosXOffset = nElosAreaWidth%nElosWidth/2;InitElosLogicGuard();MakeElosLogicNet(elosGuard);InitGame();/evElos.invalidate();bReset = false;vvvv+;DrawElosLogicNet(canvas, elosGuard);if (bReportResult)Toast.makeText(ElosSap.this, 游戏结束,得分： + nCents, Toast.LENGTH_SHORT).show();vvvv+;bReportResult = false;Overridepublic boolean onTouchEvent(MotionEvent event) / TODO Auto-generated method stubif (event.getAction() = MotionEvent.ACTION_DOWN)Log.d(TAG, onTouchEvent);int ix = (int)event.getX();int iy = (int)event.getY();Point pt = new Point(ix, iy);ElosLogic logic = GetElosLogicByPoint(pt);if (logic != null & !logic.bTouch)logic.bTouch = true;if (!logic.bSap)logic.SetDrawable(drArrlogic.nSaps);else /game failedReportFail();ClearSaps();ProcessSapAfterTouch(logic);RestoreElosLogicRecursive(logic);this.invalidate(logic.GetRect();if (IsSuccessded()Log.d(TAG, Succeeded true);ShowSaps();ClearSaps();ReportWinner();elseLog.d(TAG, Succeeded false);else if (event.getAction() = MotionEvent.ACTION_UP)Log.d(TAG, onTouchEvent exited);return super.onTouchEvent(event);private void ReportWinner()Toast.makeText(this, 你胜利了, Toast.LENGTH_SHORT).show();private void IncreaseCentAroundSap(ElosLogic sap)if (sap = null) return;if (sap.GetElosLogicLeft() != null)sap.GetElosLogicLeft().nSaps+;if (sap.GetElosLogicRight() != null)sap.GetElosLogicRight().nSaps+;if (sap.GetElosLogicUp() != null)sap.GetElosLogicUp().nSaps+;if (sap.GetElosLogicDown() != null)sap.GetElosLogicDown().nSaps+;if (sap.GetElosLogicLeft() != null & sap.GetElosLogicLeft().GetElosLogicUp() != null)sap.GetElosLogicLeft().GetElosLogicUp().nSaps+;if (sap.GetElosLogicLeft() != null & sap.GetElosLogicLeft().GetElosLogicDown() != null)sap.GetElosLogicLeft().GetElosLogicDown().nSaps+;if (sap.GetElosLogicRight() != null & sap.GetElosLogicRight().GetElosLogicUp() != null)sap.GetElosLogicRight().GetElosLogicUp().nSaps+;if (sap.GetElosLogicRight() != null & sap.GetElosLogicRight().GetElosLogicDown() != null)sap.GetElosLogicRight().GetElosLogicDown().nSaps+;private int nTotalSaps = 10;private void InitSapElosLogic(ElosLogic logic)if (logic = null) return;IncreaseCentAroundSap(logic);/在MakeElosLogicNet之后使用private void InitGame()CreateSaps(nTotalSaps);private ArrayListMap lstSap = new ArrayListMap();private void Create