700 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			700 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
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| // Name:        wx/font.h
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| // Purpose:     wxFontBase class: the interface of wxFont
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| // Author:      Vadim Zeitlin
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| // Modified by:
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| // Created:     20.09.99
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| // Copyright:   (c) wxWidgets team
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| // Licence:     wxWindows licence
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| /////////////////////////////////////////////////////////////////////////////
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| 
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| #ifndef _WX_FONT_H_BASE_
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| #define _WX_FONT_H_BASE_
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| 
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| // ----------------------------------------------------------------------------
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| // headers
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| // ----------------------------------------------------------------------------
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| 
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| #include "wx/defs.h"        // for wxDEFAULT &c
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| #include "wx/fontenc.h"     // the font encoding constants
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| #include "wx/gdiobj.h"      // the base class
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| #include "wx/gdicmn.h"      // for wxGDIObjListBase
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| #include "wx/math.h"        // for wxRound()
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| 
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| // ----------------------------------------------------------------------------
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| // forward declarations
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| // ----------------------------------------------------------------------------
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| 
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| class WXDLLIMPEXP_FWD_CORE wxFont;
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| 
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| // ----------------------------------------------------------------------------
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| // font constants
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| // ----------------------------------------------------------------------------
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| 
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| // standard font families: these may be used only for the font creation, it
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| // doesn't make sense to query an existing font for its font family as,
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| // especially if the font had been created from a native font description, it
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| // may be unknown
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| enum wxFontFamily
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| {
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|     wxFONTFAMILY_DEFAULT = wxDEFAULT,
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|     wxFONTFAMILY_DECORATIVE = wxDECORATIVE,
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|     wxFONTFAMILY_ROMAN = wxROMAN,
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|     wxFONTFAMILY_SCRIPT = wxSCRIPT,
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|     wxFONTFAMILY_SWISS = wxSWISS,
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|     wxFONTFAMILY_MODERN = wxMODERN,
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|     wxFONTFAMILY_TELETYPE = wxTELETYPE,
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|     wxFONTFAMILY_MAX,
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|     wxFONTFAMILY_UNKNOWN = wxFONTFAMILY_MAX
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| };
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| 
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| // font styles
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| enum wxFontStyle
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| {
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|     wxFONTSTYLE_NORMAL = wxNORMAL,
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|     wxFONTSTYLE_ITALIC = wxITALIC,
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|     wxFONTSTYLE_SLANT = wxSLANT,
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|     wxFONTSTYLE_MAX
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| };
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| 
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| // font weights
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| enum wxFontWeight
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| {
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|     wxFONTWEIGHT_INVALID = 0,
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|     wxFONTWEIGHT_THIN = 100,
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|     wxFONTWEIGHT_EXTRALIGHT = 200,
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|     wxFONTWEIGHT_LIGHT = 300,
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|     wxFONTWEIGHT_NORMAL = 400,
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|     wxFONTWEIGHT_MEDIUM = 500,
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|     wxFONTWEIGHT_SEMIBOLD = 600,
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|     wxFONTWEIGHT_BOLD = 700,
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|     wxFONTWEIGHT_EXTRABOLD = 800,
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|     wxFONTWEIGHT_HEAVY = 900,
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|     wxFONTWEIGHT_EXTRAHEAVY = 1000,
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|     wxFONTWEIGHT_MAX = wxFONTWEIGHT_EXTRAHEAVY
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| };
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| 
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| // Symbolic font sizes as defined in CSS specification.
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| enum wxFontSymbolicSize
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| {
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|     wxFONTSIZE_XX_SMALL = -3,
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|     wxFONTSIZE_X_SMALL,
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|     wxFONTSIZE_SMALL,
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|     wxFONTSIZE_MEDIUM,
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|     wxFONTSIZE_LARGE,
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|     wxFONTSIZE_X_LARGE,
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|     wxFONTSIZE_XX_LARGE
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| };
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| 
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| // the font flag bits for the new font ctor accepting one combined flags word
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| enum wxFontFlag
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| {
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|     // no special flags: font with default weight/slant/anti-aliasing
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|     wxFONTFLAG_DEFAULT          = 0,
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| 
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|     // slant flags (default: no slant)
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|     wxFONTFLAG_ITALIC           = 1 << 0,
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|     wxFONTFLAG_SLANT            = 1 << 1,
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| 
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|     // weight flags (default: medium):
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|     wxFONTFLAG_LIGHT            = 1 << 2,
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|     wxFONTFLAG_BOLD             = 1 << 3,
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| 
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|     // anti-aliasing flag: force on or off (default: the current system default)
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|     wxFONTFLAG_ANTIALIASED      = 1 << 4,
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|     wxFONTFLAG_NOT_ANTIALIASED  = 1 << 5,
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| 
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|     // underlined/strikethrough flags (default: no lines)
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|     wxFONTFLAG_UNDERLINED       = 1 << 6,
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|     wxFONTFLAG_STRIKETHROUGH    = 1 << 7,
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| 
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|     // the mask of all currently used flags
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|     wxFONTFLAG_MASK = wxFONTFLAG_ITALIC             |
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|                       wxFONTFLAG_SLANT              |
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|                       wxFONTFLAG_LIGHT              |
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|                       wxFONTFLAG_BOLD               |
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|                       wxFONTFLAG_ANTIALIASED        |
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|                       wxFONTFLAG_NOT_ANTIALIASED    |
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|                       wxFONTFLAG_UNDERLINED         |
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|                       wxFONTFLAG_STRIKETHROUGH
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| };
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| 
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| // ----------------------------------------------------------------------------
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| // wxFontInfo describes a wxFont
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| // ----------------------------------------------------------------------------
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| 
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| class wxFontInfo
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| {
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| public:
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|     // Default ctor uses the default font size appropriate for the current
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|     // platform.
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|     wxFontInfo()
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|         : m_pointSize(-1.0)
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|         , m_pixelSize(wxDefaultSize)
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|     {
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|         Init();
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|     }
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| 
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|     // These ctors specify the font size, either in points or in pixels.
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|     explicit wxFontInfo(double pointSize)
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|         : m_pointSize(pointSize >= 0.0 ? pointSize : -1.0)
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|         , m_pixelSize(wxDefaultSize)
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|     {
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|         Init();
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|         if (!wxIsSameDouble(m_pointSize, pointSize))
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|         {
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|             wxFAIL_MSG("Invalid font point size");
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|         }
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|     }
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|     explicit wxFontInfo(const wxSize& pixelSize)
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|         : m_pointSize(-1.0)
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|         , m_pixelSize(pixelSize)
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|     {
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|         Init();
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|     }
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|     // Default copy ctor, assignment operator and dtor are OK
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| 
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|     // Setters for the various attributes. All of them return the object itself
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|     // so that the calls to them could be chained.
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|     wxFontInfo& Family(wxFontFamily family)
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|         { m_family = family; return *this; }
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|     wxFontInfo& FaceName(const wxString& faceName)
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|         { m_faceName = faceName; return *this; }
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| 
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|     wxFontInfo& Weight(int weight)
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|         { m_weight = weight; return *this; }
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|     wxFontInfo& Bold(bool bold = true)
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|         { return Weight(bold ? wxFONTWEIGHT_BOLD : wxFONTWEIGHT_NORMAL); }
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|     wxFontInfo& Light(bool light = true)
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|         { return Weight(light ? wxFONTWEIGHT_LIGHT : wxFONTWEIGHT_NORMAL); }
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| 
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|     wxFontInfo& Italic(bool italic = true)
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|         { SetFlag(wxFONTFLAG_ITALIC, italic); return *this; }
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|     wxFontInfo& Slant(bool slant = true)
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|         { SetFlag(wxFONTFLAG_SLANT, slant); return *this; }
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|     wxFontInfo& Style(wxFontStyle style)
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|     {
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|         if ( style == wxFONTSTYLE_ITALIC )
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|             return Italic();
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| 
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|         if ( style == wxFONTSTYLE_SLANT )
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|             return Slant();
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| 
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|         return *this;
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|     }
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| 
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|     wxFontInfo& AntiAliased(bool antiAliased = true)
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|         { SetFlag(wxFONTFLAG_ANTIALIASED, antiAliased); return *this; }
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|     wxFontInfo& Underlined(bool underlined = true)
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|         { SetFlag(wxFONTFLAG_UNDERLINED, underlined); return *this; }
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|     wxFontInfo& Strikethrough(bool strikethrough = true)
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|         { SetFlag(wxFONTFLAG_STRIKETHROUGH, strikethrough); return *this; }
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| 
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|     wxFontInfo& Encoding(wxFontEncoding encoding)
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|         { m_encoding = encoding; return *this; }
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| 
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|     // Set all flags at once.
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|     wxFontInfo& AllFlags(int flags)
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|     {
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|         m_flags = flags;
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| 
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|         m_weight = m_flags & wxFONTFLAG_BOLD
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|                         ? wxFONTWEIGHT_BOLD
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|                         : m_flags & wxFONTFLAG_LIGHT
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|                             ? wxFONTWEIGHT_LIGHT
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|                             : wxFONTWEIGHT_NORMAL;
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| 
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|         return *this;
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|     }
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| 
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|     // Accessors are mostly meant to be used by wxFont itself to extract the
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|     // various pieces of the font description.
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| 
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|     bool IsUsingSizeInPixels() const { return m_pixelSize != wxDefaultSize; }
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|     double GetFractionalPointSize() const { return m_pointSize; }
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|     int GetPointSize() const { return wxRound(m_pointSize); }
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|     wxSize GetPixelSize() const { return m_pixelSize; }
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| 
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|     // If face name is not empty, it has priority, otherwise use family.
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|     bool HasFaceName() const { return !m_faceName.empty(); }
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|     wxFontFamily GetFamily() const { return m_family; }
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|     const wxString& GetFaceName() const { return m_faceName; }
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| 
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|     wxFontStyle GetStyle() const
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|     {
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|         return m_flags & wxFONTFLAG_ITALIC
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|                         ? wxFONTSTYLE_ITALIC
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|                         : m_flags & wxFONTFLAG_SLANT
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|                             ? wxFONTSTYLE_SLANT
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|                             : wxFONTSTYLE_NORMAL;
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|     }
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| 
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|     int GetNumericWeight() const
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|     {
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|         return m_weight;
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|     }
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| 
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|     wxFontWeight GetWeight() const
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|     {
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|         return GetWeightClosestToNumericValue(m_weight);
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|     }
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| 
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|     bool IsAntiAliased() const
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|     {
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|         return (m_flags & wxFONTFLAG_ANTIALIASED) != 0;
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|     }
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| 
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|     bool IsUnderlined() const
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|     {
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|         return (m_flags & wxFONTFLAG_UNDERLINED) != 0;
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|     }
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| 
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|     bool IsStrikethrough() const
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|     {
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|         return (m_flags & wxFONTFLAG_STRIKETHROUGH) != 0;
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|     }
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| 
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|     wxFontEncoding GetEncoding() const { return m_encoding; }
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| 
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|     // Another helper for converting arbitrary numeric weight to the closest
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|     // value of wxFontWeight enum. It should be avoided in the new code (also
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|     // note that the function for the conversion in the other direction is
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|     // trivial and so is not provided, we only have GetNumericWeightOf() which
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|     // contains backwards compatibility hacks, but we don't need it here).
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|     static wxFontWeight GetWeightClosestToNumericValue(int numWeight)
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|     {
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|         wxASSERT(numWeight > 0);
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|         wxASSERT(numWeight <= 1000);
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| 
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|         // round to nearest hundredth = wxFONTWEIGHT_ constant
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|         int weight = ((numWeight + 50) / 100) * 100;
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| 
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|         if (weight < wxFONTWEIGHT_THIN)
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|             weight = wxFONTWEIGHT_THIN;
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|         if (weight > wxFONTWEIGHT_MAX)
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|             weight = wxFONTWEIGHT_MAX;
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| 
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|         return static_cast<wxFontWeight>(weight);
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|     }
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| 
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| private:
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|     void Init()
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|     {
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|         m_family = wxFONTFAMILY_DEFAULT;
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|         m_flags = wxFONTFLAG_DEFAULT;
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|         m_weight = wxFONTWEIGHT_NORMAL;
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|         m_encoding = wxFONTENCODING_DEFAULT;
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|     }
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| 
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|     // Turn on or off the given bit in m_flags depending on the value of the
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|     // boolean argument.
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|     void SetFlag(int flag, bool on)
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|     {
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|         if ( on )
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|             m_flags |= flag;
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|         else
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|             m_flags &= ~flag;
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|     }
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| 
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|     // The size information: if m_pixelSize is valid (!= wxDefaultSize), then
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|     // it is used. Otherwise m_pointSize is used, except if it is < 0, which
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|     // means that the platform dependent font size should be used instead.
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|     double m_pointSize;
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|     wxSize m_pixelSize;
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| 
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|     wxFontFamily m_family;
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|     wxString m_faceName;
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|     int m_flags;
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|     int m_weight;
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|     wxFontEncoding m_encoding;
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| };
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| 
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| // ----------------------------------------------------------------------------
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| // wxFontBase represents a font object
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| // ----------------------------------------------------------------------------
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| 
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| class WXDLLIMPEXP_FWD_CORE wxNativeFontInfo;
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| 
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| class WXDLLIMPEXP_CORE wxFontBase : public wxGDIObject
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| {
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| public:
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|     /*
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|         derived classes should provide the following ctors:
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| 
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|     wxFont();
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|     wxFont(const wxFontInfo& info);
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|     wxFont(const wxString& nativeFontInfoString);
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|     wxFont(const wxNativeFontInfo& info);
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|     wxFont(int size,
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|            wxFontFamily family,
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|            wxFontStyle style,
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|            wxFontWeight weight,
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|            bool underlined = false,
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|            const wxString& face = wxEmptyString,
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|            wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
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|     wxFont(const wxSize& pixelSize,
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|            wxFontFamily family,
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|            wxFontStyle style,
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|            wxFontWeight weight,
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|            bool underlined = false,
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|            const wxString& face = wxEmptyString,
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|            wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
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|     */
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| 
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|     // creator function
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|     virtual ~wxFontBase();
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| 
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| 
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|     // from the font components
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|     static wxFont *New(
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|         int pointSize,              // size of the font in points
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|         wxFontFamily family,        // see wxFontFamily enum
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|         wxFontStyle style,          // see wxFontStyle enum
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|         wxFontWeight weight,        // see wxFontWeight enum
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|         bool underlined = false,    // not underlined by default
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|         const wxString& face = wxEmptyString,              // facename
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|         wxFontEncoding encoding = wxFONTENCODING_DEFAULT); // ISO8859-X, ...
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| 
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|     // from the font components
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|     static wxFont *New(
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|         const wxSize& pixelSize,    // size of the font in pixels
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|         wxFontFamily family,        // see wxFontFamily enum
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|         wxFontStyle style,          // see wxFontStyle enum
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|         wxFontWeight weight,        // see wxFontWeight enum
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|         bool underlined = false,    // not underlined by default
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|         const wxString& face = wxEmptyString,              // facename
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|         wxFontEncoding encoding = wxFONTENCODING_DEFAULT); // ISO8859-X, ...
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| 
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|     // from the font components but using the font flags instead of separate
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|     // parameters for each flag
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|     static wxFont *New(int pointSize,
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|                        wxFontFamily family,
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|                        int flags = wxFONTFLAG_DEFAULT,
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|                        const wxString& face = wxEmptyString,
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|                        wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
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| 
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| 
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|     // from the font components but using the font flags instead of separate
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|     // parameters for each flag
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|     static wxFont *New(const wxSize& pixelSize,
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|                        wxFontFamily family,
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|                        int flags = wxFONTFLAG_DEFAULT,
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|                        const wxString& face = wxEmptyString,
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|                        wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
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| 
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|     // from the (opaque) native font description object
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|     static wxFont *New(const wxNativeFontInfo& nativeFontDesc);
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| 
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|     // from the string representation of wxNativeFontInfo
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|     static wxFont *New(const wxString& strNativeFontDesc);
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| 
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|     // Load the font from the given file and return true on success or false on
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|     // error (an error message will be logged in this case).
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| #if wxUSE_PRIVATE_FONTS
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|     static bool AddPrivateFont(const wxString& filename);
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| #endif // wxUSE_PRIVATE_FONTS
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| 
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|     // comparison
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|     bool operator==(const wxFont& font) const;
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|     bool operator!=(const wxFont& font) const { return !(*this == font); }
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| 
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|     // accessors: get the font characteristics
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|     virtual int GetPointSize() const;
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|     virtual double GetFractionalPointSize() const = 0;
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|     virtual wxSize GetPixelSize() const;
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|     virtual bool IsUsingSizeInPixels() const;
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|     wxFontFamily GetFamily() const;
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|     virtual wxFontStyle GetStyle() const = 0;
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|     virtual int GetNumericWeight() const = 0;
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|     virtual bool GetUnderlined() const = 0;
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|     virtual bool GetStrikethrough() const { return false; }
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|     virtual wxString GetFaceName() const = 0;
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|     virtual wxFontEncoding GetEncoding() const = 0;
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|     virtual const wxNativeFontInfo *GetNativeFontInfo() const = 0;
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| 
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|     // Accessors that can be overridden in the platform-specific code but for
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|     // which we provide a reasonable default implementation in the base class.
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|     virtual wxFontWeight GetWeight() const;
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|     virtual bool IsFixedWidth() const;
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| 
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|     wxString GetNativeFontInfoDesc() const;
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|     wxString GetNativeFontInfoUserDesc() const;
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| 
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|     // change the font characteristics
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|     virtual void SetPointSize( int pointSize );
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|     virtual void SetFractionalPointSize( double pointSize ) = 0;
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|     virtual void SetPixelSize( const wxSize& pixelSize );
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|     virtual void SetFamily( wxFontFamily family ) = 0;
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|     virtual void SetStyle( wxFontStyle style ) = 0;
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|     virtual void SetNumericWeight( int weight ) = 0;
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| 
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|     virtual void SetUnderlined( bool underlined ) = 0;
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|     virtual void SetStrikethrough( bool WXUNUSED(strikethrough) ) {}
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|     virtual void SetEncoding(wxFontEncoding encoding) = 0;
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|     virtual bool SetFaceName( const wxString& faceName );
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|     void SetNativeFontInfo(const wxNativeFontInfo& info)
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|         { DoSetNativeFontInfo(info); }
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| 
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|     // Similarly to the accessors above, the functions in this group have a
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|     // reasonable default implementation in the base class.
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|     virtual void SetWeight( wxFontWeight weight );
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| 
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|     bool SetNativeFontInfo(const wxString& info);
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|     bool SetNativeFontInfoUserDesc(const wxString& info);
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| 
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|     // Symbolic font sizes support: set the font size to "large" or "very
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|     // small" either absolutely (i.e. compared to the default font size) or
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|     // relatively to the given font size.
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|     void SetSymbolicSize(wxFontSymbolicSize size);
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|     void SetSymbolicSizeRelativeTo(wxFontSymbolicSize size, int base)
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|     {
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|         SetPointSize(AdjustToSymbolicSize(size, base));
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|     }
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| 
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|     // Adjust the base size in points according to symbolic size.
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|     static int AdjustToSymbolicSize(wxFontSymbolicSize size, int base);
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| 
 | |
| 
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|     // translate the fonts into human-readable string (i.e. GetStyleString()
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|     // will return "wxITALIC" for an italic font, ...)
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|     wxString GetFamilyString() const;
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|     wxString GetStyleString() const;
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|     wxString GetWeightString() const;
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| 
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|     // the default encoding is used for creating all fonts with default
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|     // encoding parameter
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|     static wxFontEncoding GetDefaultEncoding() { return ms_encodingDefault; }
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|     static void SetDefaultEncoding(wxFontEncoding encoding);
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| 
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|     // Account for legacy font weight values: if the argument is one of
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|     // wxNORMAL, wxLIGHT or wxBOLD, return the corresponding wxFONTWEIGHT_XXX
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|     // enum value. Otherwise just return it unchanged.
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|     static int ConvertFromLegacyWeightIfNecessary(int weight);
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| 
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|     // Convert between symbolic and numeric font weights. This function uses
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|     // ConvertFromLegacyWeightIfNecessary(), so takes legacy values into
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|     // account as well.
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|     static int GetNumericWeightOf(wxFontWeight weight);
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| 
 | |
|     // this doesn't do anything and is kept for compatibility only
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| #if WXWIN_COMPATIBILITY_2_8
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|     wxDEPRECATED_INLINE(void SetNoAntiAliasing(bool no = true), wxUnusedVar(no);)
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|     wxDEPRECATED_INLINE(bool GetNoAntiAliasing() const, return false;)
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| #endif // WXWIN_COMPATIBILITY_2_8
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| 
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|     wxDEPRECATED_MSG("use wxFONTWEIGHT_XXX constants instead of raw values")
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|     void SetWeight(int weight)
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|         { SetWeight(static_cast<wxFontWeight>(weight)); }
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| 
 | |
|     wxDEPRECATED_MSG("use wxFONTWEIGHT_XXX constants instead of wxLIGHT/wxNORMAL/wxBOLD")
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|     void SetWeight(wxDeprecatedGUIConstants weight)
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|         { SetWeight(static_cast<wxFontWeight>(weight)); }
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| 
 | |
|     // from the font components
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|     wxDEPRECATED_MSG("use wxFONT{FAMILY,STYLE,WEIGHT}_XXX constants")
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|     static wxFont *New(
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|         int pointSize,              // size of the font in points
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|         int family,                 // see wxFontFamily enum
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|         int style,                  // see wxFontStyle enum
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|         int weight,                 // see wxFontWeight enum
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|         bool underlined = false,    // not underlined by default
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|         const wxString& face = wxEmptyString,              // facename
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|         wxFontEncoding encoding = wxFONTENCODING_DEFAULT)  // ISO8859-X, ...
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|         { return New(pointSize, (wxFontFamily)family, (wxFontStyle)style,
 | |
|                      (wxFontWeight)weight, underlined, face, encoding); }
 | |
| 
 | |
|     // from the font components
 | |
|     wxDEPRECATED_MSG("use wxFONT{FAMILY,STYLE,WEIGHT}_XXX constants")
 | |
|     static wxFont *New(
 | |
|         const wxSize& pixelSize,    // size of the font in pixels
 | |
|         int family,                 // see wxFontFamily enum
 | |
|         int style,                  // see wxFontStyle enum
 | |
|         int weight,                 // see wxFontWeight enum
 | |
|         bool underlined = false,    // not underlined by default
 | |
|         const wxString& face = wxEmptyString,              // facename
 | |
|         wxFontEncoding encoding = wxFONTENCODING_DEFAULT)  // ISO8859-X, ...
 | |
|         { return New(pixelSize, (wxFontFamily)family, (wxFontStyle)style,
 | |
|                      (wxFontWeight)weight, underlined, face, encoding); }
 | |
| 
 | |
| 
 | |
| protected:
 | |
|     // the function called by both overloads of SetNativeFontInfo()
 | |
|     virtual void DoSetNativeFontInfo(const wxNativeFontInfo& info);
 | |
| 
 | |
|     // The function called by public GetFamily(): it can return
 | |
|     // wxFONTFAMILY_UNKNOWN unlike the public method (see comment there).
 | |
|     virtual wxFontFamily DoGetFamily() const = 0;
 | |
| 
 | |
| 
 | |
|     // Helper functions to recover wxFONTSTYLE/wxFONTWEIGHT and underlined flag
 | |
|     // values from flags containing a combination of wxFONTFLAG_XXX.
 | |
|     static wxFontStyle GetStyleFromFlags(int flags)
 | |
|     {
 | |
|         return flags & wxFONTFLAG_ITALIC
 | |
|                         ? wxFONTSTYLE_ITALIC
 | |
|                         : flags & wxFONTFLAG_SLANT
 | |
|                             ? wxFONTSTYLE_SLANT
 | |
|                             : wxFONTSTYLE_NORMAL;
 | |
|     }
 | |
| 
 | |
|     static wxFontWeight GetWeightFromFlags(int flags)
 | |
|     {
 | |
|         return flags & wxFONTFLAG_LIGHT
 | |
|                         ? wxFONTWEIGHT_LIGHT
 | |
|                         : flags & wxFONTFLAG_BOLD
 | |
|                             ? wxFONTWEIGHT_BOLD
 | |
|                             : wxFONTWEIGHT_NORMAL;
 | |
|     }
 | |
| 
 | |
|     static bool GetUnderlinedFromFlags(int flags)
 | |
|     {
 | |
|         return (flags & wxFONTFLAG_UNDERLINED) != 0;
 | |
|     }
 | |
| 
 | |
|     static bool GetStrikethroughFromFlags(int flags)
 | |
|     {
 | |
|         return (flags & wxFONTFLAG_STRIKETHROUGH) != 0;
 | |
|     }
 | |
| 
 | |
|     // Create wxFontInfo object from the parameters passed to the legacy wxFont
 | |
|     // ctor/Create() overload. This function implements the compatibility hack
 | |
|     // which interprets wxDEFAULT value of size as meaning -1 and also supports
 | |
|     // specifying wxNORMAL, wxLIGHT and wxBOLD as weight values.
 | |
|     static wxFontInfo InfoFromLegacyParams(int pointSize,
 | |
|                                            wxFontFamily family,
 | |
|                                            wxFontStyle style,
 | |
|                                            wxFontWeight weight,
 | |
|                                            bool underlined,
 | |
|                                            const wxString& face,
 | |
|                                            wxFontEncoding encoding);
 | |
| 
 | |
|     static wxFontInfo InfoFromLegacyParams(const wxSize& pixelSize,
 | |
|                                            wxFontFamily family,
 | |
|                                            wxFontStyle style,
 | |
|                                            wxFontWeight weight,
 | |
|                                            bool underlined,
 | |
|                                            const wxString& face,
 | |
|                                            wxFontEncoding encoding);
 | |
| 
 | |
| private:
 | |
|     // the currently default encoding: by default, it's the default system
 | |
|     // encoding, but may be changed by the application using
 | |
|     // SetDefaultEncoding() to make all subsequent fonts created without
 | |
|     // specifying encoding parameter using this encoding
 | |
|     static wxFontEncoding ms_encodingDefault;
 | |
| };
 | |
| 
 | |
| // wxFontBase <-> wxString utilities, used by wxConfig
 | |
| WXDLLIMPEXP_CORE wxString wxToString(const wxFontBase& font);
 | |
| WXDLLIMPEXP_CORE bool wxFromString(const wxString& str, wxFontBase* font);
 | |
| 
 | |
| 
 | |
| // this macro must be used in all derived wxFont classes declarations
 | |
| #define wxDECLARE_COMMON_FONT_METHODS() \
 | |
|     wxDEPRECATED_MSG("use wxFONTFAMILY_XXX constants") \
 | |
|     void SetFamily(int family) \
 | |
|         { SetFamily((wxFontFamily)family); } \
 | |
|     wxDEPRECATED_MSG("use wxFONTSTYLE_XXX constants") \
 | |
|     void SetStyle(int style) \
 | |
|         { SetStyle((wxFontStyle)style); } \
 | |
|     wxDEPRECATED_MSG("use wxFONTFAMILY_XXX constants") \
 | |
|     void SetFamily(wxDeprecatedGUIConstants family) \
 | |
|         { SetFamily((wxFontFamily)family); } \
 | |
|     wxDEPRECATED_MSG("use wxFONTSTYLE_XXX constants") \
 | |
|     void SetStyle(wxDeprecatedGUIConstants style) \
 | |
|         { SetStyle((wxFontStyle)style); } \
 | |
|  \
 | |
|     /* functions for modifying font in place */ \
 | |
|     wxFont& MakeBold(); \
 | |
|     wxFont& MakeItalic(); \
 | |
|     wxFont& MakeUnderlined(); \
 | |
|     wxFont& MakeStrikethrough(); \
 | |
|     wxFont& MakeLarger() { return Scale(1.2f); } \
 | |
|     wxFont& MakeSmaller() { return Scale(1/1.2f); } \
 | |
|     wxFont& Scale(float x); \
 | |
|     /* functions for creating fonts based on this one */ \
 | |
|     wxFont Bold() const; \
 | |
|     wxFont GetBaseFont() const; \
 | |
|     wxFont Italic() const; \
 | |
|     wxFont Underlined() const; \
 | |
|     wxFont Strikethrough() const; \
 | |
|     wxFont Larger() const { return Scaled(1.2f); } \
 | |
|     wxFont Smaller() const { return Scaled(1/1.2f); } \
 | |
|     wxFont Scaled(float x) const
 | |
| 
 | |
| // include the real class declaration
 | |
| #if defined(__WXMSW__)
 | |
|     #include "wx/msw/font.h"
 | |
| #elif defined(__WXMOTIF__)
 | |
|     #include "wx/motif/font.h"
 | |
| #elif defined(__WXGTK20__)
 | |
|     #include "wx/gtk/font.h"
 | |
| #elif defined(__WXGTK__)
 | |
|     #include "wx/gtk1/font.h"
 | |
| #elif defined(__WXX11__)
 | |
|     #include "wx/x11/font.h"
 | |
| #elif defined(__WXDFB__)
 | |
|     #include "wx/dfb/font.h"
 | |
| #elif defined(__WXMAC__)
 | |
|     #include "wx/osx/font.h"
 | |
| #elif defined(__WXQT__)
 | |
|     #include "wx/qt/font.h"
 | |
| #endif
 | |
| 
 | |
| class WXDLLIMPEXP_CORE wxFontList: public wxGDIObjListBase
 | |
| {
 | |
| public:
 | |
|     wxFont *FindOrCreateFont(int pointSize,
 | |
|                              wxFontFamily family,
 | |
|                              wxFontStyle style,
 | |
|                              wxFontWeight weight,
 | |
|                              bool underline = false,
 | |
|                              const wxString& face = wxEmptyString,
 | |
|                              wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
 | |
| 
 | |
|     wxDEPRECATED_MSG("use wxFONT{FAMILY,STYLE,WEIGHT}_XXX constants")
 | |
|     wxFont *FindOrCreateFont(int pointSize, int family, int style, int weight,
 | |
|                               bool underline = false,
 | |
|                               const wxString& face = wxEmptyString,
 | |
|                               wxFontEncoding encoding = wxFONTENCODING_DEFAULT)
 | |
|         { return FindOrCreateFont(pointSize, (wxFontFamily)family, (wxFontStyle)style,
 | |
|                                   (wxFontWeight)weight, underline, face, encoding); }
 | |
| 
 | |
|     wxFont *FindOrCreateFont(const wxFontInfo& fontInfo)
 | |
|         { return FindOrCreateFont(fontInfo.GetPointSize(), fontInfo.GetFamily(),
 | |
|                                   fontInfo.GetStyle(), fontInfo.GetWeight(),
 | |
|                                   fontInfo.IsUnderlined(), fontInfo.GetFaceName(),
 | |
|                                   fontInfo.GetEncoding()); }
 | |
| };
 | |
| 
 | |
| extern WXDLLIMPEXP_DATA_CORE(wxFontList*)    wxTheFontList;
 | |
| 
 | |
| 
 | |
| // provide comparison operators to allow code such as
 | |
| //
 | |
| //      if ( font.GetStyle() == wxFONTSTYLE_SLANT )
 | |
| //
 | |
| // to compile without warnings which it would otherwise provoke from some
 | |
| // compilers as it compares elements of different enums
 | |
| 
 | |
| wxDEPRECATED_MSG("use wxFONTFAMILY_XXX constants") \
 | |
| inline bool operator==(wxFontFamily s, wxDeprecatedGUIConstants t)
 | |
|     { return static_cast<int>(s) == static_cast<int>(t); }
 | |
| wxDEPRECATED_MSG("use wxFONTFAMILY_XXX constants") \
 | |
| inline bool operator!=(wxFontFamily s, wxDeprecatedGUIConstants t)
 | |
|     { return static_cast<int>(s) != static_cast<int>(t); }
 | |
| wxDEPRECATED_MSG("use wxFONTSTYLE_XXX constants") \
 | |
| inline bool operator==(wxFontStyle s, wxDeprecatedGUIConstants t)
 | |
|     { return static_cast<int>(s) == static_cast<int>(t); }
 | |
| wxDEPRECATED_MSG("use wxFONTSTYLE_XXX constants") \
 | |
| inline bool operator!=(wxFontStyle s, wxDeprecatedGUIConstants t)
 | |
|     { return static_cast<int>(s) != static_cast<int>(t); }
 | |
| wxDEPRECATED_MSG("use wxFONTWEIGHT_XXX constants") \
 | |
| inline bool operator==(wxFontWeight s, wxDeprecatedGUIConstants t)
 | |
|     { return static_cast<int>(s) == static_cast<int>(t); }
 | |
| wxDEPRECATED_MSG("use wxFONTWEIGHT_XXX constants") \
 | |
| inline bool operator!=(wxFontWeight s, wxDeprecatedGUIConstants t)
 | |
|     { return static_cast<int>(s) != static_cast<int>(t); }
 | |
| 
 | |
| #endif // _WX_FONT_H_BASE_
 |