// BaseShape.h文件
#include
using namespace std;
class BaseShape {
public:
BaseShape() {};
virtual ~BaseShape() {};
virtual void DrawShape() = 0;
};
//*********************************
//ShapeFactory.h文件
#include
#include
#include " Echelon.h"
#include "Line.h"
#include "EquilateralTriangle.h"
#include "RightTriangle.h"
#include "Rectangle.h"
#include "Square.h"
#include "Diamond.h"
#include "BaseShape.h"
//定义工厂类
class ShapeFactory {
public:
ShapeFactory();
~ShapeFactory();
//BaseShape* SelectShape(string);
BaseShape* SelectShape(string shape) {
if(shape=="Line" || shape=="线") return new Line();
if(shape=="RightTriangle" || shape=="直角三角形") return new RightTriangle();
if(shape=="EquilateralTriangle" || shape=="等边三角形") return new EquilateralTriangle();
if(shape=="Rectangle" || shape=="矩形") return new Rectangle();
if(shape=="Square" || shape=="正方形") return new Square();
if(shape=="Diamond" || shape=="菱形") return new Diamond();
if(shape==" Echelon " ||shape=="梯形") return new Echelon ();
else cout<< "输入的图形名称错误！" <<endl;
}
};
// ShapeFactory.cpp文件
#include "ShapeFactory.h"
ShapeFactory::ShapeFactory(void)
{ }
ShapeFactory::~ShapeFactory(void)
{ }
//********************************************
// Line.h文件
///////////////////直线Line/////////////////////
#include "BaseShape.h"
class Line : public BaseShape {
private:
int n;
static int L;
public:
Line() {};
virtual ~Line() {};
//构造函数成员初始化列表，构造函数之后，函数体之前。
Line ( int n) : n(n) { }
//覆盖抽象类的纯虚函数
virtual void DrawShape();
};
// Line.cpp文件
#include "Line.h"
//绘制直线
void Line ::DrawShape() {
int n;
static int L;
cout<< "请选择直线长度： " <<endl;
cin>> n;
for(int i=0; i<n; i++) {
cout<< "*" ;
}
L++;
cout<<endl<< "^_^ 您已经绘制"<< L << "条直线^_^ "<<endl;
}
//********************************************
//Echelon.h文件
///////////////////梯形Echelon/////////////////////
#include "BaseShape.h"
class Echelon : public BaseShape {
private:
int upside, downside;
static int E;
public:
Echelon() {};
virtual ~Echelon() {};
Echelon ( int upside, int downside)
: upside(upside), downside(downside) { }
virtual void DrawShape();
};
//Echelon.cpp文件
//绘制梯形
void Echelon::DrawShape() {
int upside, downside;
static int E;
cout<< "请选择输入要组成梯形的上底、下底:";
cin>> upside >> downside;
for (int i=upside; i<downside; i++) {
for(int j=downside-i; j>0; j--)
{ cout<<" "; }
for(int k=1; k<=i+2; k++)
{ cout<< "* "; }
cout<<endl;
}
E++;
cout<<endl<< "^_^ 您已经绘制"<< E << "个梯形^_^ " <<endl;
}
//*********************************************
// Diamond.h文件
///////////////////菱形Diamond/////////////////////
#include "BaseShape.h"
class Diamond :public BaseShape {
private:
int n;
static int D;
public:
Diamond(){};
virtual ~Diamond() {};
//构造函数成员初始化列表，构造函数之后，函数体之前。
Diamond ( int n) : n(n) { }
//覆盖抽象类的纯虚函数
virtual void DrawShape();
};
// Diamond.cpp文件
#include "Diamond.h"
//绘制菱形
void Diamond::DrawShape () {
int n;
static int D;
cout<<"要得到的菱形的边长大小:"<<endl;
cin>> n;
////////////上三角//////////
for(int i=1;i<=n;++i) {
for(int j=1;j<=n-i;++j)
cout<<" ";
for(j=1;j<=i;++j)
cout<<"* ";
cout<<endl;
}
//////////下三角///////////
for( i=n;i>=1;--i) {
for(int j=1;j<=n-i;++j)
cout<<" ";
for(j=1;j<=i;++j)
cout<<"* ";
cout<<endl;
}
D++;
cout<<endl<< "^_^ 您已经绘制"<< D << "个菱形^_^ "<<endl;
}
//*********************************************
// EquilateralTriangle.h文件
////////////////等边三角形EquilateralTriangle//////////////////
#include "BaseShape.h"
class EquilateralTriangle : public BaseShape {
private:
int n;
static int ET;
public:
EquilateralTriangle() {};
virtual ~EquilateralTriangle() {};
//构造函数成员初始化列表，构造函数之后，函数体之前。
EquilateralTriangle ( int n) : n(n) { }
//覆盖抽象类的纯虚函数
virtual void DrawShape();
};
// EquilateralTriangle.cpp文件.
#include "EquilateralTriangle.h"
//绘制等边三角形
void EquilateralTriangle::DrawShape() {
int n;
static int ET;
cout<< "请选择输入要组成等边三角形的行数n（n>2）:";
cin>>n;
for(int i=1; i<n+1; i++) { //控制行数
//控制每行星号个数
for(int j=n-i; j>=0; j--)
{ cout<< " "; }
for(int k=1; k<=2*i-1; k++)
{ cout<< "* "; }
cout<<endl;
}
ET++;
cout<<endl<< "^_^ 您已经绘制"<< ET << "个等边三角形^_^ "<<endl;
}
//*********************************************
// Rectangle.h文件
///////////////////矩形Rectangle/////////////////////
#include "BaseShape.h"
class Rectangle:public BaseShape {
private:
int width, height;
static int R;
public:
Rectangle() {};
virtual ~Rectangle() {};
Rectangle( int width, int height) : width(width), height(height){ }
virtual void DrawShape();
};
// Rectangle.cpp文件
#include "Rectangle.h"
//绘制矩形
void Rectangle::DrawShape() {
int width, height;
static int R;
cout<< "请选择输入矩形的长和宽: ";
cin>> width >> height;
cout<<endl;
for (int i=1; i<=height; i++) {
if (i==1 || i==height) {//输出长，即第一行和最后一行星号
for(int j=1; j<=width; j++)
cout<< "* ";
cout<<endl;
}
else {
cout<< "*";
for(int j=2; j<=2*(width-2)+2; j++)//其中2*(side-2)+2为宽除星号外的空格数
cout<< " ";
cout<< "*" <<endl;
}
}
R++;
cout<<endl<< "^_^ 您已经绘制"<< R << "个矩形^_^ "<<endl;
}
//*********************************************
// RightTriangle.h文件
///////////////////直角三角形RightTriangle /////////////////////
#include "BaseShape.h"
class RightTriangle : public BaseShape {
private:
int n;
static int RT;
public:
RightTriangle() {};
virtual ~RightTriangle() {};
//构造函数成员初始化列表，构造函数之后，函数体之前。
RightTriangle ( int n) : n(n) { }
//覆盖抽象类的纯虚函数
virtual void DrawShape();
};
// RightTriangle.cpp文件
#include "RightTriangle.h"
//绘制直角三角形
void RightTriangle::DrawShape() {
int n;
static int RT;
cout<< "请选择输入要组成直角三角形的行数n（n>2）:";
cin>>n;
for(int i=0; i<n; i++) { //控制行数
for(int j=1; j<=i+1; j++)//控制每行星号个数
{ cout<< "* "; }
cout<<endl;
}
RT++;
cout<<endl<< "^_^ 您已经绘制"<< RT << "个直角三角形^_^ "<<endl;
}
//*********************************************
// Square.h文件
///////////////////正方形Square/////////////////////
#include "BaseShape.h"
class Square : public BaseShape {
private:
int side;
static int s;
public:
Square() {};
virtual ~Square() {};
Square ( int side) : side(side) { }
virtual void DrawShape();
};
// Square.cpp文件
#include "Square.h"
//绘制正方形
void Square::DrawShape() {
static int s;
int side;
cout<< "请选择输入正方形的边长: ";
cin>> side;
cout<<endl;
for (int i=1; i<=side; i++) {
if (i==1 || i==side) {//输出长，即第一行和最后一行星号
for(int j=1; j<=side; j++)
cout<< "* ";
cout<<endl;
}
else {
cout<< "*";
for(int j=2;j<=2*(side-2)+2;j++)//其中2*(side-2)+2为宽除星号外的空格数
cout<< " ";
cout<< "*" <<endl;
}
}
s++;
cout<<endl<< "^_^ 您已经绘制"<< s << "个正方形^_^ "<<endl;
}
//*********************************************
/*
设计一个使用空格和星号绘制图形的工厂,该工厂可以根据用户选择绘制不同的图形(如矩形?三角形?菱形?平行四边形?梯形等)?
具体要求:
(1)至少能够绘制6种以上的图形?
(2)可以绘制的图形名称保存在文本文件中?
(3)根据用户选择设置图形参数绘制图形,并记录绘制了的图形的个数?
(4)显示已经绘制的图形的总数?
*/
#include
#include
#include
#include " Echelon.h"
#include "Line.h"
#include "EquilateralTriangle.h"
#include "RightTriangle.h"
#include "Rectangle.h"
#include "Square.h"
#include "Diamond.h"
#include "BaseShape.h"
#include "ShapeFactory.h"
#include
using namespace std;
int main() {
/*
读infile类 的文件ShapeFactoryFile.txt中可绘制的图形并为每行加上"行号-"，输出到运行屏幕上。
*/
ifstream infile("ShapeFactoryFile.txt");
if(!infile) {//检验文件是否成功打开
cout<< "sorry! Unable to open ShapeFactoryFile. " <<endl;
return -1;
}
string line;
vector<string> text;
while (getline(infile,line)) {
text.push_back(line);
}
for(int j=0; j<text.size(); j++)
cout<< j+1 << " - " << text[j] <<endl;
cout<<endl << "*************以上是可以绘制的图形名***************" <<endl<<endl;
//定义工厂对象、基类指针
ShapeFactory factory;
BaseShape * pBaseShape;
string shape;
int t=0;
while(true) {
cout<<"请输入图形（英文或中文）名称（以#为结束程序）: ";
cin>>shape;
if(shape=="#") break;
BaseShape* pBaseShape=factory.SelectShape(shape);//选择具体类
pBaseShape->DrawShape();//调用具体类的画法
delete pBaseShape;
t++;
cout<< "您总共已经输出"<< t <<"个图形。" <<endl;
}
return 0;
}
