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Add support for stricken-through fonts.

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Support stricken-through fonts in wxMSW and wxGTK (including special support
in wxStaticText and wxTextCtrl).

Closes #9907.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70446 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2012-01-23 11:28:28 +00:00
parent 0634700a96
commit c7a49742ec
18 changed files with 361 additions and 101 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
include/wx/font.h
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@@ -227,6 +227,7 @@ public:
virtual wxFontStyle GetStyle() const = 0;
virtual wxFontWeight GetWeight() const = 0;
virtual bool GetUnderlined() const = 0;
virtual bool GetStrikethrough() const { return false; }
virtual wxString GetFaceName() const = 0;
virtual wxFontEncoding GetEncoding() const = 0;
virtual const wxNativeFontInfo *GetNativeFontInfo() const = 0;
@@ -244,6 +245,7 @@ public:
virtual void SetWeight( wxFontWeight weight ) = 0;
virtual void SetUnderlined( bool underlined ) = 0;
virtual void SetStrikethrough( bool WXUNUSED(strikethrough) ) {}
virtual void SetEncoding(wxFontEncoding encoding) = 0;
virtual bool SetFaceName( const wxString& faceName );
void SetNativeFontInfo(const wxNativeFontInfo& info)
@@ -356,6 +358,7 @@ WXDLLIMPEXP_CORE bool wxFromString(const wxString& str, wxFontBase* font);
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); \
@@ -363,6 +366,7 @@ WXDLLIMPEXP_CORE bool wxFromString(const wxString& str, wxFontBase* font);
wxFont Bold() 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

5
include/wx/fontutil.h
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@@ -172,6 +172,7 @@ public:
wxFontStyle m_style;
wxFontWeight m_weight;
bool m_underlined;
bool m_strikethrough;
wxString m_faceName;
wxFontEncoding m_encoding;
public :
@@ -187,6 +188,7 @@ public :
wxFontStyle style;
wxFontWeight weight;
bool underlined;
bool strikethrough;
wxString faceName;
wxFontEncoding encoding;
#endif // platforms
@@ -224,6 +226,7 @@ public:
SetStyle((wxFontStyle)font.GetStyle());
SetWeight((wxFontWeight)font.GetWeight());
SetUnderlined(font.GetUnderlined());
SetStrikethrough(font.GetStrikethrough());
#if defined(__WXMSW__)
if ( font.IsUsingSizeInPixels() )
SetPixelSize(font.GetPixelSize());
@@ -252,6 +255,7 @@ public:
wxFontStyle GetStyle() const;
wxFontWeight GetWeight() const;
bool GetUnderlined() const;
bool GetStrikethrough() const;
wxString GetFaceName() const;
wxFontFamily GetFamily() const;
wxFontEncoding GetEncoding() const;
@@ -261,6 +265,7 @@ public:
void SetStyle(wxFontStyle style);
void SetWeight(wxFontWeight weight);
void SetUnderlined(bool underlined);
void SetStrikethrough(bool strikethrough);
bool SetFaceName(const wxString& facename);
void SetFamily(wxFontFamily family);
void SetEncoding(wxFontEncoding encoding);

2
include/wx/gtk/font.h
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@@ -88,6 +88,7 @@ public:
virtual wxFontWeight GetWeight() const;
virtual wxString GetFaceName() const;
virtual bool GetUnderlined() const;
virtual bool GetStrikethrough() const;
virtual wxFontEncoding GetEncoding() const;
virtual const wxNativeFontInfo *GetNativeFontInfo() const;
virtual bool IsFixedWidth() const;
@@ -98,6 +99,7 @@ public:
virtual void SetWeight(wxFontWeight weight);
virtual bool SetFaceName( const wxString& faceName );
virtual void SetUnderlined( bool underlined );
virtual void SetStrikethrough(bool strikethrough);
virtual void SetEncoding(wxFontEncoding encoding);
wxDECLARE_COMMON_FONT_METHODS();

15
include/wx/gtk/private.h
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@@ -111,6 +111,21 @@ GtkWidget *GetSplitterWidget();
GtkWidget *GetTextEntryWidget();
GtkWidget *GetTreeWidget();
// Set Pango attributes corresponding to the given font for the span 0..len (or
// without any bounds if len == 0) in the specified layout. Currently only
// underlined and strike-through attributes are handled by this function.
//
// Special "addDummyAttrs" parameter is used to work around a bug in old Pango
// versions in wxWindowDCImpl::DoDrawText(), see comment there.
//
// If neither of them is specified, returns false, otherwise sets up the
// attributes and returns true.
//
// This function is implemented in src/gtk/dcclient.cpp.
bool
SetPangoAttrsForFont(const wxFont& font, PangoLayout* layout, size_t len = 0,
bool addDummyAttrs = false);
} // wxGTKPrivate
#endif // _WX_GTK_PRIVATE_H_

2
include/wx/msw/font.h
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@@ -123,6 +123,7 @@ public:
virtual wxFontStyle GetStyle() const;
virtual wxFontWeight GetWeight() const;
virtual bool GetUnderlined() const;
virtual bool GetStrikethrough() const;
virtual wxString GetFaceName() const;
virtual wxFontEncoding GetEncoding() const;
virtual const wxNativeFontInfo *GetNativeFontInfo() const;
@@ -134,6 +135,7 @@ public:
virtual void SetWeight(wxFontWeight weight);
virtual bool SetFaceName(const wxString& faceName);
virtual void SetUnderlined(bool underlined);
virtual void SetStrikethrough(bool strikethrough);
virtual void SetEncoding(wxFontEncoding encoding);
wxDECLARE_COMMON_FONT_METHODS();

7
include/wx/textctrl.h
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@@ -171,11 +171,12 @@ enum wxTextAttrFlags
wxTEXT_ATTR_FONT_WEIGHT = 0x00000010,
wxTEXT_ATTR_FONT_ITALIC = 0x00000020,
wxTEXT_ATTR_FONT_UNDERLINE = 0x00000040,
wxTEXT_ATTR_FONT_STRIKETHROUGH = 0x08000000,
wxTEXT_ATTR_FONT_ENCODING = 0x02000000,
wxTEXT_ATTR_FONT_FAMILY = 0x04000000,
wxTEXT_ATTR_FONT = \
( wxTEXT_ATTR_FONT_FACE | wxTEXT_ATTR_FONT_SIZE | wxTEXT_ATTR_FONT_WEIGHT | \
wxTEXT_ATTR_FONT_ITALIC | wxTEXT_ATTR_FONT_UNDERLINE | wxTEXT_ATTR_FONT_ENCODING | wxTEXT_ATTR_FONT_FAMILY ),
wxTEXT_ATTR_FONT_ITALIC | wxTEXT_ATTR_FONT_UNDERLINE | wxTEXT_ATTR_FONT_STRIKETHROUGH | wxTEXT_ATTR_FONT_ENCODING | wxTEXT_ATTR_FONT_FAMILY ),
wxTEXT_ATTR_ALIGNMENT = 0x00000080,
wxTEXT_ATTR_LEFT_INDENT = 0x00000100,
@@ -317,6 +318,7 @@ public:
void SetFontWeight(wxFontWeight fontWeight) { m_fontWeight = fontWeight; m_flags |= wxTEXT_ATTR_FONT_WEIGHT; }
void SetFontFaceName(const wxString& faceName) { m_fontFaceName = faceName; m_flags |= wxTEXT_ATTR_FONT_FACE; }
void SetFontUnderlined(bool underlined) { m_fontUnderlined = underlined; m_flags |= wxTEXT_ATTR_FONT_UNDERLINE; }
void SetFontStrikethrough(bool strikethrough) { m_fontStrikethrough = strikethrough; m_flags |= wxTEXT_ATTR_FONT_STRIKETHROUGH; }
void SetFontEncoding(wxFontEncoding encoding) { m_fontEncoding = encoding; m_flags |= wxTEXT_ATTR_FONT_ENCODING; }
void SetFontFamily(wxFontFamily family) { m_fontFamily = family; m_flags |= wxTEXT_ATTR_FONT_FAMILY; }
@@ -355,6 +357,7 @@ public:
wxFontStyle GetFontStyle() const { return m_fontStyle; }
wxFontWeight GetFontWeight() const { return m_fontWeight; }
bool GetFontUnderlined() const { return m_fontUnderlined; }
bool GetFontStrikethrough() const { return m_fontStrikethrough; }
const wxString& GetFontFaceName() const { return m_fontFaceName; }
wxFontEncoding GetFontEncoding() const { return m_fontEncoding; }
wxFontFamily GetFontFamily() const { return m_fontFamily; }
@@ -389,6 +392,7 @@ public:
bool HasFontSize() const { return HasFlag(wxTEXT_ATTR_FONT_SIZE); }
bool HasFontItalic() const { return HasFlag(wxTEXT_ATTR_FONT_ITALIC); }
bool HasFontUnderlined() const { return HasFlag(wxTEXT_ATTR_FONT_UNDERLINE); }
bool HasFontStrikethrough() const { return HasFlag(wxTEXT_ATTR_FONT_STRIKETHROUGH); }
bool HasFontFaceName() const { return HasFlag(wxTEXT_ATTR_FONT_FACE); }
bool HasFontEncoding() const { return HasFlag(wxTEXT_ATTR_FONT_ENCODING); }
bool HasFontFamily() const { return HasFlag(wxTEXT_ATTR_FONT_FAMILY); }
@@ -500,6 +504,7 @@ private:
wxFontWeight m_fontWeight;
wxFontFamily m_fontFamily;
bool m_fontUnderlined;
bool m_fontStrikethrough;
wxString m_fontFaceName;
// Character style