office-gobmx/starmath/inc/utility.hxx
2000-11-02 14:07:16 +00:00

468 lines
14 KiB
C++

/*************************************************************************
*
* $RCSfile: utility.hxx,v $
*
* $Revision: 1.2 $
*
* last change: $Author: tl $ $Date: 2000-11-02 15:07:16 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef UTILITY_HXX
#define UTILITY_HXX
#ifndef _SFXVARARR_HXX //autogen
#include <sfx2/minarray.hxx>
#endif
#ifndef _FONT_HXX //autogen
#include <vcl/font.hxx>
#endif
#ifndef _SV_FIXED_HXX //autogen
#include <vcl/fixed.hxx>
#endif
#ifndef _SV_COMBOBOX_HXX //autogen
#include <vcl/combobox.hxx>
#endif
#ifndef _SV_LSTBOX_HXX //autogen
#include <vcl/lstbox.hxx>
#endif
#ifndef _FRACT_HXX //autogen
#include <tools/fract.hxx>
#endif
class SmRect;
class String;
#define C2S(cChar) String::CreateFromAscii(RTL_CONSTASCII_STRINGPARAM(cChar))
const ByteString ExportString(const String& rString);
inline long SmPtsTo100th_mm(long nNumPts)
// returns the length (in 100th of mm) that corresponds to the length
// 'nNumPts' (in units points).
// 72.27 [pt] = 1 [inch] = 2,54 [cm] = 2540 [100th of mm].
// result is being rounded to the nearest integer.
{
DBG_ASSERT(nNumPts >= 0, "Sm : Ooops...");
// broken into multiple and fraction of 'nNumPts' to reduce chance
// of overflow
// (7227 / 2) is added in order to round to the nearest integer
return 35 * nNumPts + (nNumPts * 1055L + (7227 / 2)) / 7227L;
}
inline long SmPtsTo100th_mm(const Fraction &rNumPts)
// as above but with argument 'rNumPts' as 'Fraction'
{
Fraction aTmp (254000L, 7227L);
return aTmp *= rNumPts;
}
inline Fraction Sm100th_mmToPts(long nNum100th_mm)
// returns the length (in points) that corresponds to the length
// 'nNum100th_mm' (in 100th of mm).
{
DBG_ASSERT(nNum100th_mm >= 0, "Sm : Ooops...");
Fraction aTmp (7227L, 254000L);
return aTmp *= Fraction(nNum100th_mm);
}
inline long SmRoundFraction(const Fraction &rFrac)
{
DBG_ASSERT(rFrac > Fraction(), "Sm : Ooops...");
return (rFrac.GetNumerator() + rFrac.GetDenominator() / 2) / rFrac.GetDenominator();
}
class SmViewShell;
SmViewShell * SmGetActiveView();
////////////////////////////////////////////////////////////
class SmFace;
SvStream& operator << (SvStream& rStream, const SmFace& rFont);
SvStream& operator >> (SvStream& rStream, SmFace& rFont);
void ReadSM20Font(SvStream& rStream, Font& rFont);
////////////////////////////////////////////////////////////
//
// SmRectCache
//
class SmRectCache
{
VirtualDevice *pVirDev;
SmRectCache(const SmRectCache &);
SmRectCache & operator = (const SmRectCache &);
public:
struct Key
{ XubString aText,
aFontName;
Size aFontSize;
FontWeight eFontWeight;
FontItalic eFontItalic;
Key(const XubString &rText, const Font &rFont);
BOOL operator < (const Key &rKey) const;
BOOL operator == (const Key &rKey) const;
};
SmRectCache();
~SmRectCache();
const SmRect * Search(const Key &rKey) const;
const SmRect * Add(const Key &rKey, const SmRect &rRect);
VirtualDevice * GetVirDev();
void Reset();
};
////////////////////////////////////////////////////////////
//
// SmFace
//
class SmFace : public Font
{
long nBorderWidth;
public:
SmFace() :
Font(), nBorderWidth(-1) {}
SmFace(const Font& rFont) :
Font(rFont), nBorderWidth(-1) { SetSize(GetSize()); }
SmFace(const String& rName, const Size& rSize) :
Font(rName, rSize), nBorderWidth(-1) { SetSize(GetSize()); }
SmFace( FontFamily eFamily, const Size& rSize) :
Font(eFamily, rSize), nBorderWidth(-1) { SetSize(GetSize()); }
SmFace(const SmFace &rFace) :
Font(rFace), nBorderWidth(-1) { SetSize(GetSize()); }
// overloaded version in order to supply a min value
// for font size (height). (Also used in ctor's to do so.)
void SetSize(const Size& rSize);
void SetBorderWidth(long nWidth) { nBorderWidth = nWidth; }
long GetBorderWidth() const;
long GetDefaultBorderWidth() const { return GetSize().Height() / 20 ; }
void FreezeBorderWidth() { nBorderWidth = GetDefaultBorderWidth(); }
SmFace & operator = (const SmFace &rFace);
};
SmFace & operator *= (SmFace &rFace, const Fraction &rFrac);
#ifdef NEVER
////////////////////////////////////////////////////////////
//
// SmInfoText
//
class SmInfoText : public FixedText
{
protected:
USHORT nMaxLen;
String aText;
public:
SmInfoText(Window* pParent, WinBits nWinStyle = 0, USHORT nMax = 128);
SmInfoText(Window* pParent, const ResId& rResId, USHORT nMax = 128);
void SetText(const String& rStr);
XubString GetText() const { return (aText); }
};
#endif
////////////////////////////////////////////////////////////
//
// SmPickList
//
class SmPickList : public SfxPtrArr
{
protected:
USHORT nSize;
virtual void *CreateItem(const String& rString) = 0;
virtual void *CreateItem(const void *pItem) = 0;
virtual void DestroyItem(void *pItem) = 0;
virtual BOOL CompareItem(const void *pFirstItem, const void *pSecondItem) const = 0;
virtual String GetStringItem(void *pItem) = 0;
virtual void LoadItem(SvStream& rStream, void *pItem) = 0;
virtual void SaveItem(SvStream& rStream, const void *pItem) const = 0;
void *GetPtr(USHORT nPos) const { return SfxPtrArr::GetObject(nPos); }
void *&GetPtr(USHORT nPos) { return SfxPtrArr::GetObject(nPos); }
void InsertPtr(USHORT nPos, void *pItem) { SfxPtrArr::Insert(nPos, pItem); }
void RemovePtr(USHORT nPos, USHORT nCount = 1) { SfxPtrArr::Remove(nPos, nCount); }
public:
SmPickList(USHORT nInitSize = 0, USHORT nMaxSize = 5);
~SmPickList();
SmPickList& operator = (const SmPickList& rList);
void *Get(USHORT nPos = 0) const { return GetPtr(nPos); }
void Insert(const void* pItem);
void Update(const void* pItem, const void *pNewItem);
void Remove(const void* pItem);
void *operator [] (USHORT nPos) const { return GetPtr(nPos); }
void SetSize(USHORT nNewSize);
USHORT GetSize() const { return nSize; }
USHORT Count() const { return SfxPtrArr::Count(); }
BOOL Contains(const void *pItem) const;
void Clear();
friend SvStream& operator << (SvStream& rStream, const SmPickList& rPickList);
friend SvStream& operator >> (SvStream& rStream, SmPickList& rPickList);
};
////////////////////////////////////////////////////////////
//
// SmStringPickList
//
#ifdef NEVER
class SmStringPickList : public SmPickList
{
protected:
virtual void *CreateItem(const String& rString);
virtual void *CreateItem(const void *pItem);
virtual void DestroyItem(void *pItem);
virtual BOOL CompareItem(const void *pFirstItem, const void *pSecondItem) const;
virtual String GetStringItem(void *pItem);
virtual void LoadItem(SvStream& rStream, void *pItem);
virtual void SaveItem(SvStream& rStream, const void *pItem) const;
public:
SmStringPickList()
: SmPickList(0, 5) {}
SmStringPickList(USHORT nInitSize, USHORT nMaxSize)
: SmPickList(nInitSize, nMaxSize) {}
SmStringPickList(const SmPickList& rOrig )
: SmPickList(rOrig) {}
~SmStringPickList() { Clear(); }
virtual void Insert(const String &rString);
virtual void Update(const String &rString, const String &rNewString);
virtual void Remove(const String &rString);
inline BOOL Contains(const String &rString) const;
inline String Get(USHORT nPos = 0) const;
inline SmStringPickList& operator = (const SmStringPickList& rList);
inline String operator [] (USHORT nPos) const;
};
inline SmStringPickList& SmStringPickList::operator = (const SmStringPickList& rList)
{
*(SmPickList *)this = *(SmPickList *)&rList; return *this;
}
inline String SmStringPickList::operator [] (USHORT nPos) const
{
return *((String *)SmPickList::operator[](nPos));
}
inline String SmStringPickList::Get(USHORT nPos) const
{
return nPos < Count() ? *((String *)SmPickList::Get(nPos)) : String();
}
inline BOOL SmStringPickList::Contains(const String &rString) const
{
return SmPickList::Contains((void *)&rString);
}
#endif
////////////////////////////////////////////////////////////
//
// SmFontPickList
//
class SmFontDialog;
class SmFontPickList : public SmPickList
{
protected:
virtual void *CreateItem(const String& rString);
virtual void *CreateItem(const void *pItem);
virtual void DestroyItem(void *pItem);
virtual BOOL CompareItem(const void *pFirstItem, const void *pSecondItem) const;
virtual String GetStringItem(void *pItem);
virtual void LoadItem(SvStream& rStream, void *pItem);
virtual void SaveItem(SvStream& rStream, const void *pItem) const;
public:
SmFontPickList()
: SmPickList(0, 5) {}
SmFontPickList(USHORT nInitSize, USHORT nMaxSize)
: SmPickList(nInitSize, nMaxSize) {}
SmFontPickList(const SmPickList& rOrig )
: SmPickList(rOrig) {}
~SmFontPickList() { Clear(); }
virtual void Insert(const Font &rFont);
virtual void Update(const Font &rFont, const Font &rNewFont);
virtual void Remove(const Font &rFont);
inline BOOL Contains(const Font &rFont) const;
inline Font Get(USHORT nPos = 0) const;
inline SmFontPickList& operator = (const SmFontPickList& rList);
inline Font operator [] (USHORT nPos) const;
void ReadFrom(const SmFontDialog& rDialog);
void WriteTo(SmFontDialog& rDialog) const;
};
inline SmFontPickList& SmFontPickList::operator = (const SmFontPickList& rList)
{
*(SmPickList *)this = *(SmPickList *)&rList; return *this;
}
inline Font SmFontPickList::operator [] (USHORT nPos) const
{
return *((Font *)SmPickList::operator[](nPos));
}
inline Font SmFontPickList::Get(USHORT nPos) const
{
return nPos < Count() ? *((Font *)SmPickList::Get(nPos)) : Font();
}
inline BOOL SmFontPickList::Contains(const Font &rFont) const
{
return SmPickList::Contains((void *)&rFont);
}
////////////////////////////////////////////////////////////
//
// SmStringPickComboBox
//
#ifdef NEVER
class SmStringPickComboBox : public SmStringPickList, public ComboBox
{
protected:
virtual void LoseFocus();
DECL_LINK(SelectHdl, ComboBox *);
public:
SmStringPickComboBox(Window* pParent, WinBits nWinStyle = 0, USHORT nMax = 4);
SmStringPickComboBox(Window* pParent, const ResId& rResId, USHORT nMax = 4);
SmStringPickComboBox& operator = (const SmStringPickList& rList);
void SetText(const String& rStr);
virtual void Insert(const String &rString);
virtual void Update(const String &rString, const String &rNewString);
virtual void Remove(const String &rString);
};
#endif
////////////////////////////////////////////////////////////
//
// SmFontPickListBox
//
class SmFontPickListBox : public SmFontPickList, public ListBox
{
protected:
DECL_LINK(SelectHdl, ListBox *);
public:
SmFontPickListBox(Window* pParent, WinBits nWinStyle = 0, USHORT nMax = 4);
SmFontPickListBox(Window* pParent, const ResId& rResId, USHORT nMax = 4);
SmFontPickListBox& operator = (const SmFontPickList& rList);
virtual void Insert(const Font &rFont);
virtual void Update(const Font &rFont, const Font &rNewFont);
virtual void Remove(const Font &rFont);
};
#endif