Visual C++编程欣赏.doc

Visual C+编程欣赏一、Visual C+的特点二、基于Visual C+的软件项目设计 2.1 软件开发过程2.1.1 项目计划阶段2.1.2 需求分析阶段2.1.3 软件开发阶段2.1.4 测试阶段2.2 系统设计的步骤2.3 软件开发工具的选择2.4 测试与改错2.4.1 对测试的理解2.4.2 测试方式2.4.3 测试的主要内容与常用方法2.4.4 改错2.5 Visual C+编程规范的制定2.5.1 基本要求 2.5.2 可读性要求2.5.3 结构化要求2.5.4 正确性与容错性要求2.5.5 编程规范示例2.6 软件文档三、MyDraw绘图软件3.1 MyDraw绘图软件的介绍3.1.1 MyDraw绘图软件的特色 1绘图元素对象化 2图形对象的动态修改 3存取操作3.1.2 MyDraw绘图软件的功能功能1：绘图功能功能2：选择功能功能3：修改对象属性功能4：文件存取功能3.1.3 MyDraw软件的客户定位1需要绘制工程现场图的单位2图形程序编程爱好者 3.2 系统设计与选型3.2.1 软件工具的选型3.2.2 MyDraw绘图软件1.0版模块分工设计项目名称：MyDraw文件名：MyDraw.dsw绘图元素类弧线类：CArc椭圆类：CEllipse矩形类：CRectangle文本类：CText直线类：CLine绘图元素属性对话框类椭圆、矩形属性对话框类名称：CEllipseProperties文本属性对话框类名称：CTextProperties直线、弧线属性对话框类名称：CLineProperties自动生成的类文档类名称：CMyDrawDocAbout对话框类名称：CAboutDlg主框架类名称：CMyFrame应用程序类名称：CMyDrawApp视图类名称：CMyDrawView3.3 MyDraw绘图软件1.0版功能模块的创建3.3.1 CLine类记录直线信息Cline类主要有两大功能：定义直线对象的属性和实现直线对象的序列化（完成直线对象与文件之间的存取操作）。Cline类的头文件Line.h的内容如下：/ Line.h: interface for the CLine class./#if _MSC_VER 1000#pragma once#endif / _MSC_VER 1000class CLine:public CObject / DECLARE_DYNAMIC(CLine) DECLARE_SERIAL(CLine)public:bool bIsSelected; /指示直线是否处于选中状态int startX;int startY;int endX;int endY;LOGPEN LinePen; /绘制直线采用的画笔CLine();virtual CLine();void Serialize(CArchive & ar); / Serialize函数用于完成具体的序列化操作。;在Cline类的实现文件Line.cpp中包含Cline类的构造函数以及序列化的代码，内容如下：/ Line.cpp: implementation of the CLine class./#include stdafx.h#include MyDraw.h#include Line.h#ifdef _DEBUG#undef THIS_FILEstatic char THIS_FILE=_FILE_;#define new DEBUG_NEW#endif/ Construction/Destruction/IMPLEMENT_DYNAMIC(CLine,CObject)IMPLEMENT_SERIAL(CLine,CObject,1)CLine:CLine()/设置各属性默认值bIsSelected=false;startX=0;startY=0;endX=100;endY=100;LinePen.lopnWidth.x=3;LinePen.lopnColor=RGB(0,0,0);LinePen.lopnStyle=PS_SOLID;CLine:CLine()/Serialize函数用于完成具体的序列化操作void CLine:Serialize(CArchive & ar)CObject:Serialize(ar); if(ar.IsLoading() arstartXstartYendXendYLinePen.lopnWidth.xLinePen.lopnColorLinePen.lopnStyle; else arstartXstartYendXendYLinePen.lopnWidth.xLinePen.lopnColor 1000#pragma once#endif / _MSC_VER 1000class CArc :public CObject DECLARE_SERIAL(CArc)public:bool bIsSelected;/指示弧线是否处于选中状态int startX;int startY;int endX;int endY;int Direction;/弧线的方向，逆时针或顺时针，取值为0或1LOGPEN LinePen;CArc();virtual CArc();void Serialize(CArchive & ar);在CArc类的实现文件Arc.cpp中包含CArc类的构造函数以及序列化的代码，内容如下：/ Arc.cpp: implementation of the CArc class./#include stdafx.h#include MyDraw.h#include Arc.h#ifdef _DEBUG#undef THIS_FILEstatic char THIS_FILE=_FILE_;#define new DEBUG_NEW#endif/ Construction/Destruction/IMPLEMENT_SERIAL(CArc,CObject,1)CArc:CArc()bIsSelected=false;startX=0;startY=0;endX=80;endY=80;Direction=0;LinePen.lopnWidth.x=3;LinePen.lopnColor=RGB(0,0,0);LinePen.lopnStyle=PS_SOLID;CArc:CArc()void CArc:Serialize(CArchive & ar)CObject:Serialize(ar); if(ar.IsLoading() arstartXstartYendXendYDirectionLinePen.lopnWidth.xLinePen.lopnColorLinePen.lopnStyle; else arstartXstartYendXendYDirectionLinePen.lopnWidth.xLinePen.lopnColor 1000#pragma once#endif / _MSC_VER 1000class CEllipse:public CObject / DECLARE_DYNAMIC(CEllipse) DECLARE_SERIAL(CEllipse)public:bool bIsSelected;int startX;int startY;int endX;int endY;LOGPEN LinePen;LOGBRUSH MyBrush;/绘制椭圆采用的画刷CEllipse();virtual CEllipse();void Serialize(CArchive & ar);在CEllipse类的实现文件Ellipse.cpp中包含CEllipse类的构造函数以及序列化的代码，内容如下：/ Ellipse.cpp: implementation of the CEllipse class./#include stdafx.h#include MyDraw.h#include Ellipse.h#ifdef _DEBUG#undef THIS_FILEstatic char THIS_FILE=_FILE_;#define new DEBUG_NEW#endif/ Construction/Destruction/IMPLEMENT_DYNAMIC(CEllipse,CObject)IMPLEMENT_SERIAL(CEllipse,CObject,1)CEllipse:CEllipse()bIsSelected=0;startX=0;startY=0;endX=100;endY=100;LinePen.lopnWidth.x=3;LinePen.lopnColor=RGB(0,0,0);LinePen.lopnStyle=PS_SOLID;MyBrush.lbColor=RGB(255,255,255);MyBrush.lbHatch=HS_CROSS;MyBrush.lbStyle=BS_NULL;CEllipse:CEllipse()void CEllipse:Serialize(CArchive & ar)CObject:Serialize(ar); if(ar.IsLoading() arstartXstartYendXendYLinePen.lopnWidth.xLinePen.lopnColorLinePen.lopnStyleMyBrush.lbColorMyBrush.lbHatchMyBrush.lbStyle; else arstartXstartYendXendYLinePen.lopnWidth.xLinePen.lopnColorLinePen.lopnStyleMyBrush.lbColorMyBrush.lbHatch 1000#pragma once#endif / _MSC_VER 1000class CRectangle:public CObject DECLARE_SERIAL(CRectangle)public:bool bIsSelected;int startX;int startY;int endX;int endY;LOGPEN LinePen;LOGBRUSH MyBrush;void Serialize(CArchive & ar);CRectangle();virtual CRectangle();在CRectangle类的实现文件Rectangle.cpp中包含CRectangle类的构造函数以及序列化的代码，内容如下：/ Rectangle.cpp: implementation of the CRectangle class./#include stdafx.h#include MyDraw.h#include Rectangle.h#ifdef _DEBUG#undef THIS_FILEstatic char THIS_FILE=_FILE_;#define new DEBUG_NEW#endif/ Construction/Destruction/IMPLEMENT_SERIAL(CRectangle,CObject,1)CRectangle:CRectangle()bIsSelected=0;startX=0;startY=0;endX=100;endY=100;LinePen.lopnWidth.x=3;LinePen.lopnColor=RGB(0,0,0);LinePen.lopnStyle=PS_SOLID;MyBrush.lbColor=RGB(255,255,255);MyBrush.lbHatch=HS_CROSS;MyBrush.lbStyle=BS_NULL;CRectangle:CRectangle()void CRectangle:Serialize(CArchive & ar)CObject:Serialize(ar); if(ar.IsLoading() arstartXstartYendXendYLinePen.lopnWidth.xLinePen.lopnColorLinePen.lopnStyleMyBrush.lbColorMyBrush.lbHatchMyBrush.lbStyle; else arstartXstartYendXendYLinePen.lopnWidth.xLinePen.lopnColorLinePen.lopnStyleMyBrush.lbColorMyBrush.lbHatch 1000#pragma once#endif / _MSC_VER 1000class CText :public CObject DECLARE_SERIAL(CText)public:bool bIsSelected;int startX;int startY;int endX;int endY;int BkMode;/文本背景是否透明，取值为0或1CString MyText;/文本对象显示的文本LOGFONT MyFont;/文本的字体COLORREF MyColor;/文本的颜色CText();virtual CText();void Serialize(CArchive & ar);在CText类的实现文件Text.cpp中包含CText类的构造函数以及序列化的代码，内容如下：/ Text.cpp: implementation of the CText class./#include stdafx.h#include MyDraw.h#include Text.h#ifdef _DEBUG#undef THIS_FILEstatic char THIS_FILE=_FILE_;#define new DEBUG_NEW#endif/ Construction/Destruction/IMPLEMENT_SERIAL(CText,CObject,1)CText:CText()bIsSelected=false;startX=0;startY=0;endX=100;endY=100;BkMode=TRANSPARENT;MyText=MyDraw;MyColor=RGB(0,0,0);MyFont.lfCharSet=DEFAULT_CHARSET;MyFont.lfClipPrecision=CLIP_DEFAULT_PRECIS;MyFont.lfEscapement=0;strcpy(MyFont.lfFaceName,Times New Roman);MyFont.lfHeight=80;MyFont.lfItalic=false;MyFont.lfOrientation=0;MyFont.lfOutPrecision=OUT_DEFAULT_PRECIS;MyFont.lfPitchAndFamily=FF_SWISS;MyFont.lfQuality=DEFAULT_QUALITY;MyFont.lfStrikeOut=false;MyFont.lfUnderline=false;MyFont.lfWeight=800;MyFont.lfWidth=20; CText:CText()void CText:Serialize(CArchive & ar)CObject:Serialize(ar); if(ar.IsLoading() arstartXstartYendXendYMyTextBkModeMyColorMyFont.lfCharSetMyFont.lfClipPrecisionMyFont.lfEscapement(CString)MyFont.lfFaceNameMyFont.lfHeightMyFont.lfItalicMyFont.lfOrientationMyFont.lfOutPrecisionMyFont.lfPitchAndFamilyMyFont.lfQualityMyFont.lfStrikeOutMyFont.lfUnderlineMyFont.lfWeightMyFont.lfWidth; elsearstartXstartYendXendYMyTextBkModeMyColorMyFont.lfCharSetMyFont.lfClipPrecisionMyFont.lfEscapement(CString)MyFont.lfFaceNameMyFont.lfHeightMyFont.lfItalicMyFont.lfOrientationMyFont.lfOutPrecisionMyFont.lfPitchAndFamilyMyFont.lfQualityMyFont.lfStrikeOutMyFont.lfUnderlineMyFont.lfWeightMyFont.lfWidth; 3.3.6 CLineProperties类显示和修改CLine和CArc类信息3.3.7 CEllipseProperties类显示和修改Cellipse和CRectangle类信息3.3.8 CTextProperties类显示和修改CText类信息3.3.9 CMyDrawView类实现绘图操作3.3.10 CMyDrawDoc类实现文档存取操作3.4 测试MyDraw绘图软件1.0版3.5 对MyDraw绘图软件1.0版的修改设计3.6 MyDraw绘图软件2.0版功能模块的创建3.6.1 CDrawElement类记录绘图元素