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tenmon/3rdparty/include/pcl/Font.h
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nou 0fb27266c7 Support for XISF
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// ____ ______ __
// / __ \ / ____// /
// / /_/ // / / /
// / ____// /___ / /___ PixInsight Class Library
// /_/ \____//_____/ PCL 2.4.23
// ----------------------------------------------------------------------------
// pcl/Font.h - Released 2022-03-12T18:59:29Z
// ----------------------------------------------------------------------------
// This file is part of the PixInsight Class Library (PCL).
// PCL is a multiplatform C++ framework for development of PixInsight modules.
//
// Copyright (c) 2003-2022 Pleiades Astrophoto S.L. All Rights Reserved.
//
// Redistribution and use in both source and binary forms, with or without
// modification, is permitted provided that the following conditions are met:
//
// 1. All redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. All redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the names "PixInsight" and "Pleiades Astrophoto", nor the names
// of their contributors, may be used to endorse or promote products derived
// from this software without specific prior written permission. For written
// permission, please contact info@pixinsight.com.
//
// 4. All products derived from this software, in any form whatsoever, must
// reproduce the following acknowledgment in the end-user documentation
// and/or other materials provided with the product:
//
// "This product is based on software from the PixInsight project, developed
// by Pleiades Astrophoto and its contributors (https://pixinsight.com/)."
//
// Alternatively, if that is where third-party acknowledgments normally
// appear, this acknowledgment must be reproduced in the product itself.
//
// THIS SOFTWARE IS PROVIDED BY PLEIADES ASTROPHOTO AND ITS CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL PLEIADES ASTROPHOTO OR ITS
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, BUSINESS
// INTERRUPTION; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; AND LOSS OF USE,
// DATA OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
// ----------------------------------------------------------------------------
#ifndef __PCL_Font_h
#define __PCL_Font_h
/// \file pcl/Font.h
#ifndef __PCL_BUILDING_PIXINSIGHT_APPLICATION
#include <pcl/Defs.h>
#include <pcl/Rectangle.h>
#include <pcl/StringList.h>
#include <pcl/UIObject.h>
#endif // __PCL_BUILDING_PIXINSIGHT_APPLICATION
namespace pcl
{
// ----------------------------------------------------------------------------
/*!
* \namespace pcl::FontFamily
* \brief Platform-independent, standard font families
*
* <table border="1" cellpadding="4" cellspacing="0">
* <tr><td>FontFamily::Default</td> <td>Default font</td></tr>
* <tr><td>FontFamily::SansSerif</td> <td>Sans serif font: Helvetica, Swiss, Arial</td></tr>
* <tr><td>FontFamily::Helvetica</td> <td>Equivalent to SansSerif</td></tr>
* <tr><td>FontFamily::Swiss</td> <td>Equivalent to SansSerif</td></tr>
* <tr><td>FontFamily::Serif</td> <td>Serif font: Times, Garamond</td></tr>
* <tr><td>FontFamily::Times</td> <td>Equivalent to Serif</td></tr>
* <tr><td>FontFamily::Script</td> <td>Handwriting font: Script, Comic</td></tr>
* <tr><td>FontFamily::Monospace</td> <td>Fixed-pitch font: Courier, Vera Sans Mono</td></tr>
* <tr><td>FontFamily::TypeWriter</td> <td>Equivalent to Monospace</td></tr>
* <tr><td>FontFamily::Courier</td> <td>Equivalent to Monospace</td></tr>
* <tr><td>FontFamily::Teletype</td> <td>Equivalent to Monospace</td></tr>
* <tr><td>FontFamily::Decorative</td> <td>Decorative font: OldEnglish</td></tr>
* <tr><td>FontFamily::OldEnglish</td> <td>Equivalent to Decorative</td></tr>
* <tr><td>FontFamily::Symbol</td> <td>Math, greek, etc: Symbol</td></tr>
* </table>
*/
namespace FontFamily
{
enum value_type
{
Default, // default font
SansSerif, // sans serif font: Helvetica, Swiss, Arial
Helvetica = SansSerif,
Swiss = SansSerif,
Serif, // serif font: Times, Garamond
Times = Serif,
Script, // handwriting font: Script, Comic
Monospace, // fixed-pitch font: Courier, Vera Sans Mono
TypeWriter = Monospace,
Courier = Monospace,
Teletype = Monospace,
Decorative, // decorative font: OldEnglish,
OldEnglish = Decorative,
Symbol // math, greek, etc.: Symbol
};
String PCL_FUNC FamilyToFace( value_type family );
}
// ----------------------------------------------------------------------------
/*!
* \namespace pcl::FontWeight
* \brief Standard font weights
*
* <table border="1" cellpadding="4" cellspacing="0">
* <tr><td>FontWeight::Thin</td> <td>100</td></tr>
* <tr><td>FontWeight::ExtraLight</td> <td>200</td></tr>
* <tr><td>FontWeight::UltraLight</td> <td>= ExtraLight</td></tr>
* <tr><td>FontWeight::Light</td> <td>300</td></tr>
* <tr><td>FontWeight::Normal</td> <td>400</td></tr>
* <tr><td>FontWeight::Regular</td> <td>= Normal</td></tr>
* <tr><td>FontWeight::Medium</td> <td>500</td></tr>
* <tr><td>FontWeight::SemiBold</td> <td>600</td></tr>
* <tr><td>FontWeight::DemiBold</td> <td>= SemiBold</td></tr>
* <tr><td>FontWeight::Bold</td> <td>700</td></tr>
* <tr><td>FontWeight::ExtraBold</td> <td>800</td></tr>
* <tr><td>FontWeight::UltraBold</td> <td>= ExtraBold</td></tr>
* <tr><td>FontWeight::Heavy</td> <td>850</td></tr>
* <tr><td>FontWeight::Black</td> <td>900</td></tr>
* </table>
*/
namespace FontWeight
{
enum value_type
{
Thin = 100,
ExtraLight = 200,
UltraLight = ExtraLight,
Light = 300,
Normal = 400,
Regular = Normal,
Medium = 500,
SemiBold = 600,
DemiBold = SemiBold,
Bold = 700,
ExtraBold = 800,
UltraBold = ExtraBold,
Heavy = 850,
Black = 900
};
}
// ----------------------------------------------------------------------------
/*!
* \namespace pcl::FontStretch
* \brief Standard font stretchs
*
* <table border="1" cellpadding="4" cellspacing="0">
* <tr><td>FontStretch::UltraCondensed</td> <td>50</td></tr>
* <tr><td>FontStretch::ExtraCondensed</td> <td>62</td></tr>
* <tr><td>FontStretch::Condensed</td> <td>75</td></tr>
* <tr><td>FontStretch::SemiCondensed</td> <td>87</td></tr>
* <tr><td>FontStretch::Unstretched</td> <td>100</td></tr>
* <tr><td>FontStretch::SemiExpanded</td> <td>112</td></tr>
* <tr><td>FontStretch::Expanded</td> <td>125</td></tr>
* <tr><td>FontStretch::ExtraExpanded</td> <td>150</td></tr>
* <tr><td>FontStretch::UltraExpanded</td> <td>200</td></tr>
* </table>
*/
namespace FontStretch
{
enum value_type
{
UltraCondensed = 50,
ExtraCondensed = 62,
Condensed = 75,
SemiCondensed = 87,
Unstretched = 100,
SemiExpanded = 112,
Expanded = 125,
ExtraExpanded = 150,
UltraExpanded = 200
};
}
// ----------------------------------------------------------------------------
#ifndef __PCL_BUILDING_PIXINSIGHT_APPLICATION
// ----------------------------------------------------------------------------
/*!
* \class Font
* \brief Client-side interface to a PixInsight %Font object
*
* ### TODO: Write a detailed description for %Font.
*/
class PCL_CLASS Font : public UIObject
{
public:
/*!
* Represents a standard font family.
*/
typedef FontFamily::value_type family;
/*!
* Represents a standard font weight.
*/
typedef FontWeight::value_type std_weight;
/*!
* Represents a standard font stretch.
*/
typedef FontStretch::value_type std_stretch;
/*!
* Constructs a %Font object with the specified family and \a size in
* points.
*
* ### TODO: Elaborate on font families, font matching, etc.
*/
Font( family f = FontFamily::Default, double size = 12.0 );
/*!
* Constructs a %Font object with the specified font \a face and \a size
* in points.
*
* ### TODO: Elaborate on font faces, font matching, etc.
*/
Font( const String& face, double size = 12.0 );
/*!
* Copy constructor. This object will reference the same server-side font
* as the specified instance \a f.
*/
Font( const Font& f ) : UIObject( f )
{
}
/*!
* Move constructor.
*/
Font( Font&& x ) : UIObject( std::move( x ) )
{
}
/*!
* Destroys a %Font object. If this object references an existing font in
* the PixInsight core application, its reference count is decremented. If
* it becomes unreferenced, it will be garbage-collected.
*/
virtual ~Font()
{
}
/*!
* Copy assignment operator. Returns a reference to this object.
*
* Makes this object reference the same server-side font as the specified
* instance \a f. If the previous font becomes unreferenced, it will be
* garbage-collected by the PixInsight core application.
*/
Font& operator =( const Font& f )
{
SetHandle( f.handle );
return *this;
}
/*!
* Move assignment operator. Returns a reference to this object.
*/
Font& operator =( Font&& x )
{
Transfer( x );
return *this;
}
/*!
* Returns a reference to a <em>null font</em>. A null %Font object does not
* correspond to an existing font object in the PixInsight core application.
*/
static Font& Null();
/*! #
*/
String Face() const;
/*! #
*/
void SetFace( const String& );
/*! #
*/
bool IsExactMatch() const;
/*! #
*/
StringList AvailableWritingSystems() const
{
return AvailableFontWritingSystems( Face() );
}
/*! #
*/
StringList AvailableStyles() const
{
return AvailableFontStyles( Face() );
}
/*! #
*/
bool IsScalable( const String& style = String() ) const
{
return IsScalableFont( Face(), style );
}
/*! #
*/
Array<double> OptimalPointSizes( const String& style = String() ) const
{
return OptimalFontPointSizes( Face(), style );
}
/*! #
*/
int PixelSize() const;
/*! #
*/
void SetPixelSize ( int );
/*! #
*/
double PointSize() const;
/*! #
*/
void SetPointSize( double );
/*! #
*/
bool IsFixedPitch() const;
/*! #
*/
bool IsFixedPitch( const String& style ) const
{
return IsFixedPitchFont( Face(), style );
}
/*! #
*/
void SetFixedPitch( bool = true );
/*! #
*/
bool IsKerningEnabled() const;
/*! #
*/
void EnableKerning( bool = true );
/*! #
*/
void DisableKerning( bool = true );
/*! #
*/
int StretchFactor() const;
/*! #
*/
void SetStretchFactor( int );
/*! #
*/
int Weight() const;
/*! #
*/
int Weight( const String& style ) const
{
return FontWeight( Face(), style );
}
/*! #
*/
void SetWeight( int );
/*! #
*/
bool IsBold() const
{
return Weight() >= FontWeight::Bold;
}
/*! #
*/
void SetBold( bool b = true )
{
SetWeight( b ? FontWeight::Bold : FontWeight::Normal );
}
/*! #
*/
bool IsItalic() const;
/*! #
*/
bool IsItalic( const String& style ) const
{
return IsItalicFont( Face(), style );
}
/*! #
*/
void SetItalic( bool = true );
/*! #
*/
bool IsUnderline() const;
/*! #
*/
void SetUnderline( bool = true );
/*! #
*/
bool IsOverline() const;
/*! #
*/
void SetOverline( bool = true );
/*! #
*/
bool IsStrikeOut() const;
/*! #
*/
void SetStrikeOut( bool = true );
/*! #
*/
int Ascent() const;
/*! #
*/
int Descent() const;
/*! #
*/
int Height() const;
/*! #
*/
int LineSpacing() const;
/*! #
*/
bool IsCharDefined( int ) const;
/*! #
*/
int MaxWidth() const;
/*! #
*/
int Width( const String& ) const;
/*! #
*/
int Width( int ch ) const;
/*! #
*/
Rect BoundingRect( const String& ) const;
/*! #
*/
Rect TightBoundingRect( const String& ) const;
/*! #
*/
static StringList AvailableFonts( const String& writingSystem = String() );
/*! #
*/
static StringList AvailableFontWritingSystems( const String& font );
/*! #
*/
static StringList AvailableFontStyles( const String& font );
/*! #
*/
static Array<double> OptimalFontPointSizes( const String& font, const String& style = String() );
/*! #
*/
static bool IsScalableFont( const String& font, const String& style = String() );
/*! #
*/
static bool IsFixedPitchFont( const String& font, const String& style = String() );
/*! #
*/
static bool IsItalicFont( const String& font, const String& style = String() );
/*! #
*/
static int FontWeight( const String& font, const String& style = String() );
private:
Font( void* h ) : UIObject( h )
{
}
void* CloneHandle() const override;
friend class InternalFontEnumerator;
friend class GraphicsContextBase;
friend class Control;
friend class TreeBox;
};
// ----------------------------------------------------------------------------
#endif // __PCL_BUILDING_PIXINSIGHT_APPLICATION
} // pcl
#endif // __PCL_Font_h
// ----------------------------------------------------------------------------
// EOF pcl/Font.h - Released 2022-03-12T18:59:29Z
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