📄 csdn_文档中心_使用vc开发程序经验谈（二 续）.htm
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CShape Class</SPAN><SPAN lang=EN-US
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Construction/Destruction</SPAN><SPAN lang=EN-US
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<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
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style="COLOR: #009900; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">//////////////////////////////////////////////////////////////////////</SPAN><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><o:p></o:p></SPAN></P>
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style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">CShape::~CShape()<o:p></o:p></SPAN></P>
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style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">{<o:p></o:p></SPAN></P>
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</SPAN>list<CMyBase*>::iterator iter;<o:p></o:p></SPAN></P>
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</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">for</SPAN><SPAN
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style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">(iter=m_List.begin();iter!=m_List.end();iter++)<o:p></o:p></SPAN></P>
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</SPAN>{<o:p></o:p></SPAN></P>
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</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">delete</SPAN><SPAN
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(*iter);<o:p></o:p></SPAN></P>
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style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
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</SPAN>}<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
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</SPAN>m_List.clear();<o:p></o:p></SPAN></P>
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<P align=left class=MsoNormal
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CShape::Draw(</SPAN><SPAN lang=EN-US
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lDevice)<o:p></o:p></SPAN></P>
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style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">{<o:p></o:p></SPAN></P>
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</SPAN>list<CMyBase*>::iterator iter;<o:p></o:p></SPAN></P>
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</SPAN></SPAN><SPAN lang=EN-US
style="COLOR: blue; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">for</SPAN><SPAN
lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">(iter=m_List.begin();iter!=m_List.end();iter++)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
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</SPAN>{<o:p></o:p></SPAN></P>
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</SPAN><SPAN
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</SPAN>(*iter)->Draw(lDevice);<o:p></o:p></SPAN></P>
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</SPAN>}<o:p></o:p></SPAN></P>
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</SPAN></SPAN><SPAN lang=EN-US
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0;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
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lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">}<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
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</SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">至此，几何元素对象类实现完成，可以在主程序中进行测试：</SPAN></FONT></P>
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CShapeView::OnDraw(CDC* pDC)<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
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lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt">{<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
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lang=EN-US
style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
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</SPAN>CShapeDoc* pDoc = GetDocument();<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
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style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
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</SPAN>ASSERT_VALID(pDoc);<o:p></o:p></SPAN></P>
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style="COLOR: black; FONT-SIZE: 10pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>{<o:p></o:p></SPAN></P>
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</SPAN><SPAN
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