50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
//-----------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
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// = FileName : TTempZoomWindow.h
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// = Version : ver2.0
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// = Author : xlc
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// = CreateDate : 2002-09-09
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// = Description: 类的声明
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// = Maintainers:
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//
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//-----------------------------------------------------------------------------+
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#ifndef _TTEMPZOOMWINDOW_H_
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#define _TTEMPZOOMWINDOW_H_
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#ifndef _TADSGEPOINT3D_H_
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#include "TADSGePoint3d.h"
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#endif
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// 根据需要临时执行ZOOM, 并在析构时恢复视图
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class GEOAPI TTempZoomWindow
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{
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public:
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TTempZoomWindow(const TADSGePoint3d &ptMin, const TADSGePoint3d &ptMax);
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~TTempZoomWindow();
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protected:
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TADSGePoint3d m_ptLowViewCorner, m_ptUpViewCorner;
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BOOL m_bRestoreView;
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};
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inline TTempZoomWindow::TTempZoomWindow(const TADSGePoint3d &ptMin, const TADSGePoint3d &ptMax)
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{
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GetScreenCorner(m_ptLowViewCorner, m_ptUpViewCorner);
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m_bRestoreView = (AssureInCurrentView(ptMin, ptMax) == Acad::eOk);
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}
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inline TTempZoomWindow::~TTempZoomWindow()
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{
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if (m_bRestoreView)
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{
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ArxZoom(m_ptLowViewCorner, m_ptUpViewCorner); //恢复视口
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}
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}
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#endif |