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Implemented wxTextAttrEx::CombineEx and wxRichTextAttr::Combine

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Setting the default style now combines the default with the
new style, instead of just overriding it, so it is possible to
select e.g. bold and italic simultaneously in the sample


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39941 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2006-07-02 13:43:42 +00:00
parent f2a59080e9
commit 05b4fddf49
2 changed files with 255 additions and 1 deletions
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236
src/richtext/richtextbuffer.cpp
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@@ -1671,7 +1671,13 @@ bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxRichTextAttr& style
/// Set default style
bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttrEx& style)
{
m_defaultAttributes = style;
// keep the old attributes if the new style doesn't specify them unless the
// new style is empty - then reset m_defaultStyle (as there is no other way
// to do it)
if ( style.IsDefault() )
m_defaultAttributes = style;
else
m_defaultAttributes = wxTextAttrEx::CombineEx(style, m_defaultAttributes, NULL);
return true;
}
@@ -4913,6 +4919,94 @@ bool wxRichTextAttr::GetFontAttributes(const wxFont& font)
return true;
}
wxRichTextAttr wxRichTextAttr::Combine(const wxRichTextAttr& attr,
const wxRichTextAttr& attrDef,
const wxTextCtrlBase *text)
{
wxColour colFg = attr.GetTextColour();
if ( !colFg.Ok() )
{
colFg = attrDef.GetTextColour();
if ( text && !colFg.Ok() )
colFg = text->GetForegroundColour();
}
wxColour colBg = attr.GetBackgroundColour();
if ( !colBg.Ok() )
{
colBg = attrDef.GetBackgroundColour();
if ( text && !colBg.Ok() )
colBg = text->GetBackgroundColour();
}
wxRichTextAttr newAttr(colFg, colBg);
if (attr.HasWeight())
newAttr.SetFontWeight(attr.GetFontWeight());
if (attr.HasSize())
newAttr.SetFontSize(attr.GetFontSize());
if (attr.HasItalic())
newAttr.SetFontStyle(attr.GetFontStyle());
if (attr.HasUnderlined())
newAttr.SetFontUnderlined(attr.GetFontUnderlined());
if (attr.HasFaceName())
newAttr.SetFontFaceName(attr.GetFontFaceName());
if (attr.HasAlignment())
newAttr.SetAlignment(attr.GetAlignment());
else if (attrDef.HasAlignment())
newAttr.SetAlignment(attrDef.GetAlignment());
if (attr.HasTabs())
newAttr.SetTabs(attr.GetTabs());
else if (attrDef.HasTabs())
newAttr.SetTabs(attrDef.GetTabs());
if (attr.HasLeftIndent())
newAttr.SetLeftIndent(attr.GetLeftIndent(), attr.GetLeftSubIndent());
else if (attrDef.HasLeftIndent())
newAttr.SetLeftIndent(attrDef.GetLeftIndent(), attr.GetLeftSubIndent());
if (attr.HasRightIndent())
newAttr.SetRightIndent(attr.GetRightIndent());
else if (attrDef.HasRightIndent())
newAttr.SetRightIndent(attrDef.GetRightIndent());
// NEW ATTRIBUTES
if (attr.HasParagraphSpacingAfter())
newAttr.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter());
if (attr.HasParagraphSpacingBefore())
newAttr.SetParagraphSpacingBefore(attr.GetParagraphSpacingBefore());
if (attr.HasLineSpacing())
newAttr.SetLineSpacing(attr.GetLineSpacing());
if (attr.HasCharacterStyleName())
newAttr.SetCharacterStyleName(attr.GetCharacterStyleName());
if (attr.HasParagraphStyleName())
newAttr.SetParagraphStyleName(attr.GetParagraphStyleName());
if (attr.HasBulletStyle())
newAttr.SetBulletStyle(attr.GetBulletStyle());
if (attr.HasBulletNumber())
newAttr.SetBulletNumber(attr.GetBulletNumber());
if (attr.HasBulletSymbol())
newAttr.SetBulletSymbol(attr.GetBulletSymbol());
return newAttr;
}
/*!
* wxTextAttrEx is an extended version of wxTextAttr with more paragraph attributes.
*/
@@ -4962,6 +5056,146 @@ void wxTextAttrEx::operator= (const wxTextAttr& attr)
wxTextAttr::operator= (attr);
}
wxTextAttrEx wxTextAttrEx::CombineEx(const wxTextAttrEx& attr,
const wxTextAttrEx& attrDef,
const wxTextCtrlBase *text)
{
wxTextAttrEx newAttr;
// If attr specifies the complete font, just use that font, overriding all
// default font attributes.
if ((attr.GetFlags() & wxTEXT_ATTR_FONT) == wxTEXT_ATTR_FONT)
newAttr.SetFont(attr.GetFont());
else
{
// First find the basic, default font
long flags = 0;
wxFont font;
if (attrDef.HasFont())
{
flags = (attrDef.GetFlags() & wxTEXT_ATTR_FONT);
font = attrDef.GetFont();
}
else
{
if (text)
font = text->GetFont();
// We leave flags at 0 because no font attributes have been specified yet
}
if (!font.Ok())
font = *wxNORMAL_FONT;
// Otherwise, if there are font attributes in attr, apply them
if (attr.HasFont())
{
if (attr.HasSize())
{
flags |= wxTEXT_ATTR_FONT_SIZE;
font.SetPointSize(attr.GetFont().GetPointSize());
}
if (attr.HasItalic())
{
flags |= wxTEXT_ATTR_FONT_ITALIC;;
font.SetStyle(attr.GetFont().GetStyle());
}
if (attr.HasWeight())
{
flags |= wxTEXT_ATTR_FONT_WEIGHT;
font.SetWeight(attr.GetFont().GetWeight());
}
if (attr.HasFaceName())
{
flags |= wxTEXT_ATTR_FONT_FACE;
font.SetFaceName(attr.GetFont().GetFaceName());
}
if (attr.HasUnderlined())
{
flags |= wxTEXT_ATTR_FONT_UNDERLINE;
font.SetUnderlined(attr.GetFont().GetUnderlined());
}
newAttr.SetFont(font);
newAttr.SetFlags(newAttr.GetFlags()|flags);
}
}
// TODO: should really check we are specifying these in the flags,
// before setting them, as per above; or we will set them willy-nilly.
// However, we should also check whether this is the intention
// as per wxTextAttr::Combine, i.e. always to have valid colours
// in the style.
wxColour colFg = attr.GetTextColour();
if ( !colFg.Ok() )
{
colFg = attrDef.GetTextColour();
if ( text && !colFg.Ok() )
colFg = text->GetForegroundColour();
}
wxColour colBg = attr.GetBackgroundColour();
if ( !colBg.Ok() )
{
colBg = attrDef.GetBackgroundColour();
if ( text && !colBg.Ok() )
colBg = text->GetBackgroundColour();
}
newAttr.SetTextColour(colFg);
newAttr.SetBackgroundColour(colBg);
if (attr.HasAlignment())
newAttr.SetAlignment(attr.GetAlignment());
else if (attrDef.HasAlignment())
newAttr.SetAlignment(attrDef.GetAlignment());
if (attr.HasTabs())
newAttr.SetTabs(attr.GetTabs());
else if (attrDef.HasTabs())
newAttr.SetTabs(attrDef.GetTabs());
if (attr.HasLeftIndent())
newAttr.SetLeftIndent(attr.GetLeftIndent(), attr.GetLeftSubIndent());
else if (attrDef.HasLeftIndent())
newAttr.SetLeftIndent(attrDef.GetLeftIndent(), attr.GetLeftSubIndent());
if (attr.HasRightIndent())
newAttr.SetRightIndent(attr.GetRightIndent());
else if (attrDef.HasRightIndent())
newAttr.SetRightIndent(attrDef.GetRightIndent());
// NEW ATTRIBUTES
if (attr.HasParagraphSpacingAfter())
newAttr.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter());
if (attr.HasParagraphSpacingBefore())
newAttr.SetParagraphSpacingBefore(attr.GetParagraphSpacingBefore());
if (attr.HasLineSpacing())
newAttr.SetLineSpacing(attr.GetLineSpacing());
if (attr.HasCharacterStyleName())
newAttr.SetCharacterStyleName(attr.GetCharacterStyleName());
if (attr.HasParagraphStyleName())
newAttr.SetParagraphStyleName(attr.GetParagraphStyleName());
if (attr.HasBulletStyle())
newAttr.SetBulletStyle(attr.GetBulletStyle());
if (attr.HasBulletNumber())
newAttr.SetBulletNumber(attr.GetBulletNumber());
if (attr.HasBulletSymbol())
newAttr.SetBulletSymbol(attr.GetBulletSymbol());
return newAttr;
}
/*!
* wxRichTextFileHandler
* Base class for file handlers