318 lines
12 KiB
C
318 lines
12 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// Name: genergdi.h
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// Purpose: Generic gdi pen and colour
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// Author: John Labenski
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// Modified by:
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// Created: 12/1/2000
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// Copyright: (c) John Labenski
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// Licence: wxWidgets licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_GENERGDI_H_
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#define _WX_GENERGDI_H_
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#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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#pragma interface "genergdi.h"
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#endif
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#include "wx/colour.h"
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#include "wx/pen.h"
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#include "wx/brush.h"
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#include "wx/things/thingdef.h"
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class WXDLLIMPEXP_THINGS wxGenericColour;
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class WXDLLIMPEXP_THINGS wxGenericPen;
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class WXDLLIMPEXP_THINGS wxGenericBrush;
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// Uncreated and invalid versions of the generic colour, pen, and brush
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WXDLLIMPEXP_DATA_THINGS(extern const wxGenericColour) wxNullGenericColour;
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WXDLLIMPEXP_DATA_THINGS(extern const wxGenericPen) wxNullGenericPen;
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WXDLLIMPEXP_DATA_THINGS(extern const wxGenericBrush) wxNullGenericBrush;
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// Arrays of the generic colours, pens, and brushes
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WX_DECLARE_OBJARRAY_WITH_DECL(wxGenericColour, wxArrayGenericColour, class WXDLLIMPEXP_THINGS);
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WX_DECLARE_OBJARRAY_WITH_DECL(wxGenericPen, wxArrayGenericPen, class WXDLLIMPEXP_THINGS);
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WX_DECLARE_OBJARRAY_WITH_DECL(wxGenericBrush, wxArrayGenericBrush, class WXDLLIMPEXP_THINGS);
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//----------------------------------------------------------------------------
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// wxGenericColour - a RGBA colour that's converts from and to a wxColour.
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// You can have thousands of them without using up resources. (on MSW)
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_THINGS wxGenericColour : public wxObject
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{
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public:
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wxGenericColour() : wxObject() {}
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wxGenericColour( const wxGenericColour& c ) { Create(c); }
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wxGenericColour( const wxColour& c ) { Create(c); }
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wxGenericColour( unsigned char red, unsigned char green,
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unsigned char blue, unsigned char alpha=255 )
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: wxObject() { Create(red, green, blue, alpha); }
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wxGenericColour( unsigned long colABGR ) : wxObject() { CreateABGR(colABGR); }
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// Implicit conversion from the colour name
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wxGenericColour( const wxString &colourName ) : wxObject() { Create(colourName); }
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wxGenericColour( const char *colourName ) : wxObject() { Create(wxString::FromAscii(colourName)); }
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#if wxUSE_UNICODE
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wxGenericColour( const wxChar *colourName ) : wxObject() { Create(wxString(colourName)); }
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#endif
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virtual ~wxGenericColour() {}
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// Destroy the refed data
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void Destroy() { UnRef(); }
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// Is this colour valid, has refed data
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bool Ok() const { return m_refData != NULL; }
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// -----------------------------------------------------------------------
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// (re)Create this colour, unrefing this colour first.
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// Use these to detach this colour from it's refed copies.
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void Create( const wxGenericColour& c );
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void Create( const wxColour& c);
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void Create( unsigned char red = 0, unsigned char green = 0,
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unsigned char blue = 0, unsigned char alpha=255 );
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void CreateABGR( unsigned long colABGR );
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void CreateARGB( unsigned long colARGB );
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void Create( const wxString& colourName );
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// -----------------------------------------------------------------------
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// Set the colour values of the refed data.
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// Use these to adjust the values of all the refed copies.
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void Set( const wxGenericColour &c );
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void Set( const wxColour& c );
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void Set( unsigned char red, unsigned char green,
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unsigned char blue, unsigned char alpha=255 );
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void SetABGR( unsigned long colABGR );
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void SetARGB( unsigned long colARGB );
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void Set( const wxString& colourName );
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void SetRed ( unsigned char r );
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void SetGreen( unsigned char g );
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void SetBlue ( unsigned char b );
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void SetAlpha( unsigned char a );
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// -----------------------------------------------------------------------
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// Get the colour values
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inline wxColour GetColour() const { return wxColour(GetRed(), GetGreen(), GetBlue()); }
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unsigned char GetRed() const;
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unsigned char GetGreen() const;
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unsigned char GetBlue() const;
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unsigned char GetAlpha() const;
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// wxWidgets wxColour compatibility functions
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unsigned char Red() const { return GetRed(); }
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unsigned char Green() const { return GetGreen(); }
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unsigned char Blue() const { return GetBlue(); }
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unsigned char Alpha() const { return GetAlpha(); }
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// -----------------------------------------------------------------------
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// Equivalency tests
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bool IsSameAs( const wxGenericColour& c ) const;
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bool IsSameAs( const wxColour& c ) const;
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// Get a "hot to cold" colour where i ranges from 0 to 255
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wxGenericColour GetHotColdColour(double i) const;
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// Read colour to and from string
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//wxString WriteString(const wxString& format = wxT("%d,%d,%d,%d")) const;
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//bool ReadString(const wxString& str, const wxString& format = wxT("%d,%d,%d,%d"));
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// operators
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bool operator == (const wxGenericColour& c) const
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{ return m_refData == c.m_refData; }
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bool operator != (const wxGenericColour& c) const
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{ return m_refData != c.m_refData; }
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wxGenericColour& operator = (const wxGenericColour& c)
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{
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if ( (*this) != c )
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Ref(c);
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return *this;
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}
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wxGenericColour& operator = ( const wxColour& c ) { Create(c); return *this; }
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private:
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// ref counting code
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virtual wxObjectRefData *CreateRefData() const;
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virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
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DECLARE_DYNAMIC_CLASS(wxGenericColour)
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};
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//----------------------------------------------------------------------------
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// wxGenericPen - a pen structure that converts to and from wxPen
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// You can have thousands of them without using up resources. (on MSW)
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_THINGS wxGenericPen : public wxObject
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{
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public:
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wxGenericPen() : wxObject() {}
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wxGenericPen( const wxGenericPen &pen ) : wxObject() { Create(pen); }
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wxGenericPen( const wxPen &pen ) : wxObject() { Create(pen); }
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wxGenericPen( const wxGenericColour &colour, int width = 1, int style = wxSOLID,
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int cap = wxCAP_ROUND, int join = wxJOIN_ROUND ) : wxObject()
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{ Create(colour, width, style, cap, join); }
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wxGenericPen( const wxColour &colour, int width = 1, int style = wxSOLID,
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int cap = wxCAP_ROUND, int join = wxJOIN_ROUND ) : wxObject()
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{ Create(colour, width, style, cap, join); }
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virtual ~wxGenericPen() {}
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// Destroy the refed data
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void Destroy() { UnRef(); }
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// Is this colour valid, has refed data
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bool Ok() const { return m_refData != NULL; }
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// -----------------------------------------------------------------------
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// (re)Create this pen, unrefing this pen first.
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// Use these to detach this pen from it's refed copies.
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void Create( const wxGenericPen &pen );
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void Create( const wxPen &pen );
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void Create( const wxGenericColour &colour, int width = 1, int style = wxSOLID,
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int cap = wxCAP_ROUND, int join = wxJOIN_ROUND );
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void Create( const wxColour &colour, int width = 1, int style = wxSOLID,
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int cap = wxCAP_ROUND, int join = wxJOIN_ROUND );
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// -----------------------------------------------------------------------
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// Set the values of the refed data.
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// Use these to adjust the values of all the refed copies.
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void Set( const wxGenericPen& pen );
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void Set( const wxPen& pen );
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void SetColour( const wxGenericColour &colour );
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void SetColour( const wxColour &colour );
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void SetColour( int red, int green, int blue, int alpha=255 );
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void SetCap( int capStyle );
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void SetJoin( int joinStyle );
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void SetStyle( int style );
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void SetWidth( int width );
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void SetDashes( int number_of_dashes, const wxDash *dash );
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// -----------------------------------------------------------------------
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// Get the pen values
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wxPen GetPen() const;
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wxGenericColour GetGenericColour() const;
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wxColour GetColour() const;
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int GetWidth() const;
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int GetStyle() const;
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int GetCap() const;
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int GetJoin() const;
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int GetDashes(wxDash **ptr) const;
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int GetDashCount() const;
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wxDash* GetDash() const;
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// -----------------------------------------------------------------------
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// Equivalency tests
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bool IsSameAs(const wxGenericPen& pen) const;
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bool IsSameAs(const wxPen& pen) const;
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// Read pen to and from string
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//wxString WriteString() const;
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//bool ReadString(const wxString& str);
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// operators
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bool operator == (const wxGenericPen& pen) const
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{ return m_refData == pen.m_refData; }
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bool operator != (const wxGenericPen& pen) const
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{ return m_refData != pen.m_refData; }
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wxGenericPen& operator = (const wxGenericPen& pen)
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{
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if ( (*this) != pen )
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Ref(pen);
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return *this;
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}
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wxGenericPen& operator = ( const wxPen& pen ) { Create(pen); return *this; }
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private:
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// ref counting code
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virtual wxObjectRefData *CreateRefData() const;
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virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
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DECLARE_DYNAMIC_CLASS(wxGenericPen)
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};
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//----------------------------------------------------------------------------
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// wxGenericBrush - a brush structure that converts to and from wxBrush
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// You can have thousands of them without using up resources. (on MSW)
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_THINGS wxGenericBrush : public wxObject
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{
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public:
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wxGenericBrush() : wxObject() {}
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wxGenericBrush( const wxGenericBrush &brush ) : wxObject() { Create(brush); }
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wxGenericBrush( const wxBrush &brush ) : wxObject() { Create(brush); }
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wxGenericBrush( const wxGenericColour &colour, int style = wxSOLID)
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: wxObject() { Create(colour, style); }
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wxGenericBrush( const wxColour &colour, int style = wxSOLID)
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: wxObject() { Create(colour, style); }
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wxGenericBrush( const wxBitmap& stipple ) : wxObject() { Create(stipple); }
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virtual ~wxGenericBrush() {}
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// Destroy the refed data
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void Destroy() { UnRef(); }
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// Is this colour valid, has refed data
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bool Ok() const { return m_refData != NULL; }
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// -----------------------------------------------------------------------
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// (re)Create this brush, unrefing this pen first.
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// Use these to detach this pen from it's refed copies.
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void Create( const wxGenericBrush &brush );
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void Create( const wxBrush &brush );
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void Create( const wxGenericColour &colour, int style = wxSOLID );
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void Create( const wxColour &colour, int style = wxSOLID );
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void Create( const wxBitmap &stipple );
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// -----------------------------------------------------------------------
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// Set the values of the refed data.
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// Use these to adjust the values of all the refed copies.
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void Set( const wxGenericBrush& brush );
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void Set( const wxBrush& brush );
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void SetColour( const wxGenericColour &colour );
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void SetColour( const wxColour &colour );
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void SetColour( int red, int green, int blue, int alpha=255 );
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void SetStyle( int style );
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void SetStipple( const wxBitmap& stipple );
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// -----------------------------------------------------------------------
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// Get the brush values
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wxBrush GetBrush() const;
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wxGenericColour GetGenericColour() const;
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wxColour GetColour() const;
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int GetStyle() const;
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wxBitmap* GetStipple() const;
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bool IsHatch() const
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{ return (GetStyle()>=wxFIRST_HATCH) && (GetStyle()<=wxLAST_HATCH); }
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// -----------------------------------------------------------------------
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// Equivalency tests
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bool IsSameAs(const wxGenericBrush& brush) const;
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bool IsSameAs(const wxBrush& brush) const;
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// operators
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bool operator == (const wxGenericBrush& brush) const
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{ return m_refData == brush.m_refData; }
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bool operator != (const wxGenericBrush& brush) const
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{ return m_refData != brush.m_refData; }
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wxGenericBrush& operator = (const wxGenericBrush& brush)
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{
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if ( (*this) != brush )
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Ref(brush);
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return *this;
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}
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wxGenericBrush& operator = ( const wxBrush& brush ) { Create(brush); return *this; }
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private:
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// ref counting code
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virtual wxObjectRefData *CreateRefData() const;
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virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
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DECLARE_DYNAMIC_CLASS(wxGenericBrush)
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};
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#endif // _WX_GENERGDI_H_
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