add strike-through font support to wxGraphicsContext on GTK

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70453 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Paul Cornett
2012-01-24 18:07:45 +00:00
parent 5dd0719e6a
commit 968c75e366

View File

@@ -293,6 +293,7 @@ public:
#ifdef __WXGTK__
const PangoFontDescription* GetFont() const { return m_font; }
bool GetUnderlined() const { return m_underlined; }
bool GetStrikethrough() const { return m_strikethrough; }
#endif
private :
void InitColour(const wxColour& col);
@@ -310,6 +311,7 @@ private :
#elif defined(__WXGTK__)
PangoFontDescription* m_font;
bool m_underlined;
bool m_strikethrough;
#endif
// These members are used when the font is created from its face name and
@@ -856,6 +858,7 @@ wxCairoFontData::wxCairoFontData( wxGraphicsRenderer* renderer, const wxFont &fo
#elif defined(__WXGTK__)
m_font = pango_font_description_copy( font.GetNativeFontInfo()->description );
m_underlined = font.GetUnderlined();
m_strikethrough = font.GetStrikethrough();
#else
InitFontComponents
(
@@ -1984,11 +1987,22 @@ void wxCairoContext::DoDrawText(const wxString& str, wxDouble x, wxDouble y)
pango_layout_set_font_description( layout, font_data->GetFont());
pango_layout_set_text(layout, data, datalen);
PangoAttrList* attrs = NULL;
if (font_data->GetUnderlined())
{
PangoAttrList *attrs = pango_attr_list_new();
attrs = pango_attr_list_new();
PangoAttribute *attr = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
pango_attr_list_insert(attrs, attr);
}
if (font_data->GetStrikethrough())
{
if (attrs == NULL)
attrs = pango_attr_list_new();
PangoAttribute* attr = pango_attr_strikethrough_new(true);
pango_attr_list_insert(attrs, attr);
}
if (attrs)
{
pango_layout_set_attributes(layout, attrs);
pango_attr_list_unref(attrs);
}