184 lines
4.7 KiB
C++
184 lines
4.7 KiB
C++
/**********************************************************************/
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/** Microsoft Windows/NT **/
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/** Copyright(c) Microsoft Corp., 1991 **/
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/**********************************************************************/
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/*
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bltmisc.hxx
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Misc. BLT classes
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FILE HISTORY:
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rustanl 21-Nov-1990 created
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rustanl 12-Mar-1991 added CURSOR and AUTO_CURSOR classes
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beng 14-May-1991 Hack for standalone compilation;
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delete TABSTOP objects;
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split off atom, cursor, dc files;
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add XYPOINT, XYDIMENSION
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rustanl 06-Aug-1991 Added SOLID_BRUSH
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beng 30-Sep-1991 PROC_INSTANCE removed elsewhere
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*/
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#ifndef _BLT_HXX_
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#error "Don't include this file directly; instead, include it through blt.hxx"
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#endif // _BLT_HXX_
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#ifndef _BLTMISC_HXX_
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#define _BLTMISC_HXX_
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#include "base.hxx"
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DLL_CLASS XYRECT;
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/*************************************************************************
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NAME: XYPOINT (xy)
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SYNOPSIS: Encapsulation of a (x, y) point
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This class replaces the Windows POINT structure.
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INTERFACE: QueryX() - access member fcns
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QueryY()
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SetX()
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SetY()
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ScreenToClient() - take a screen point and convert
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it to window-client coords
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ClientToScreen() - take a point in a window and convert
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it to screen coords
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InRect() - return whether point is within rect
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HISTORY:
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beng 15-May-1991 Created
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beng 22-Aug-1991 Made coordinates signed
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beng 09-Oct-1991 Win32 conversion
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**************************************************************************/
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DLL_CLASS XYPOINT
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{
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private:
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INT _x;
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INT _y;
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public:
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XYPOINT( INT x, INT y ) : _x(x), _y(y) {}
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#if defined(WIN32)
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XYPOINT( const POINT & pt ) : _x((INT)pt.x), _y((INT)pt.y) {}
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#else
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XYPOINT( POINT pt ) : _x(pt.x), _y(pt.y) {}
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#endif
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XYPOINT( LPARAM lGivenByWmMove )
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{
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#if defined(WIN32)
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POINT pt;
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pt.x = (SHORT)LOWORD( lGivenByWmMove );
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pt.y = (SHORT)HIWORD( lGivenByWmMove );
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#else
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POINT pt = *(POINT*)(&lGivenByWmMove);
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#endif
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_x = (INT)pt.x;
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_y = (INT)pt.y;
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}
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VOID SetX( INT x ) { _x = x; }
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VOID SetY( INT y ) { _y = y; }
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INT QueryX() const { return _x; }
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INT QueryY() const { return _y; }
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POINT QueryPoint() const
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{ POINT pt; pt.x = _x; pt.y = _y; return pt; }
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VOID ScreenToClient( HWND hwnd );
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VOID ClientToScreen( HWND hwnd );
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BOOL InRect( const XYRECT & ) const;
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};
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/*************************************************************************
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NAME: XYDIMENSION (dxy)
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SYNOPSIS: Encapsulation of (dx, dy) pair
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INTERFACE: XYDIMENSION() - constructor
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QueryHeight() - access functions
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QueryWidth()
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SetHeight()
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SetWidth()
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CAVEATS:
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NOTES:
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This class replaces digging directly through the value
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returned by GetTextExtent.
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HISTORY:
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beng 15-May-1991 Created
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beng 09-Oct-1991 Win32 conversion
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**************************************************************************/
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DLL_CLASS XYDIMENSION
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{
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private:
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UINT _dx;
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UINT _dy;
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public:
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XYDIMENSION( UINT dx, UINT dy ) : _dx(dx), _dy(dy) {}
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#if defined(WIN32)
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XYDIMENSION( const SIZE & size ) : _dx((UINT)size.cx),
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_dy((UINT)size.cy) {}
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#else
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// From GetTextExtent
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XYDIMENSION( ULONG ulRaw ) : _dx(LOWORD(ulRaw)), _dy(HIWORD(ulRaw)) {}
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#endif
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VOID SetWidth( UINT dWidth ) { _dx = dWidth; }
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VOID SetHeight( UINT dHeight ) { _dy = dHeight; }
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UINT QueryWidth() const { return _dx; }
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UINT QueryHeight() const { return _dy; }
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};
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/*************************************************************************
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NAME: SOLID_BRUSH
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SYNOPSIS: Solid brush used when painting windows
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INTERFACE: SOLID_BRUSH() - constructor
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~SOLID_BRUSH() - destructor
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QueryHandle() - returns the handle of the solid brush
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PARENT: BASE
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HISTORY:
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rustanl 22-Jul-1991 Created
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**************************************************************************/
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DLL_CLASS SOLID_BRUSH : public BASE
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{
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private:
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HBRUSH _hbrush;
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public:
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SOLID_BRUSH( INT iSolidBrush );
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~SOLID_BRUSH();
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HBRUSH QueryHandle() const
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{ return _hbrush; }
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};
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#endif // _BLTMISC_HXX_ - end of file
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