Add span tag and bold, italic, underline, strikethrough styles to CGroupHTML

This commit is contained in:
Nimetu 2015-03-29 18:24:19 +03:00
parent be3c6610b8
commit 2b74943a5b
4 changed files with 213 additions and 4 deletions

View file

@ -425,6 +425,38 @@ namespace NLGUI
return _FontSize.back();
}
std::vector<uint> _FontWeight;
inline uint getFontWeight() const
{
if (_FontWeight.empty())
return 400;
return _FontWeight.back();
}
std::vector<bool> _FontOblique;
inline uint getFontOblique() const
{
if (_FontOblique.empty())
return false;
return _FontOblique.back();
}
std::vector<bool> _FontUnderlined;
inline uint getFontUnderlined() const
{
if (_FontUnderlined.empty())
return false;
return _FontUnderlined.back();
}
std::vector<bool> _FontStrikeThrough;
inline uint getFontStrikeThrough() const
{
if (_FontStrikeThrough.empty())
return false;
return _FontStrikeThrough.back();
}
// Current link
std::vector<std::string> _Link;
inline const char *getLink() const
@ -544,6 +576,26 @@ namespace NLGUI
};
std::vector<CCellParams> _CellParams;
class CStyleParams
{
public:
CStyleParams () : TextColor(255,255,255,255)
{
FontSize=10;
FontWeight=400;
FontOblique=false;
Underlined=false;
StrikeThrough=false;
}
uint FontSize;
uint FontWeight;
bool FontOblique;
NLMISC::CRGBA TextColor;
bool Underlined;
bool StrikeThrough;
};
// Indentation
uint _Indent;
@ -613,8 +665,10 @@ namespace NLGUI
typedef std::map<uint32, NLMISC::CRefPtr<CGroupHTML> > TGroupHtmlByUIDMap;
static TGroupHtmlByUIDMap _GroupHtmlByUID;
private:
// read style attribute
void getStyleParams(const std::string &styleString, CStyleParams &style, bool inherit = true);
private:
// decode all HTML entities
static ucstring decodeHTMLEntities(const ucstring &str);

View file

@ -218,6 +218,13 @@ namespace NLGUI
HTML_ATTR(DIV,STYLE),
};
enum
{
HTML_ATTR(SPAN,CLASS) = 0,
HTML_ATTR(SPAN,ID),
HTML_ATTR(SPAN,STYLE),
};
#undef HTML_ATTR

View file

@ -485,7 +485,7 @@ namespace NLGUI
string fullstyle = style[1];
for (uint j=2; j < style.size(); j++)
fullstyle += ":"+style[j];
styles[trim(style[0])] = fullstyle;
styles[trim(style[0])] = trim(fullstyle);
}
}
@ -894,7 +894,20 @@ namespace NLGUI
switch(element_number)
{
case HTML_A:
_TextColor.push_back(LinkColor);
{
CStyleParams style;
style.FontSize = getFontSize();
style.TextColor = LinkColor;
style.Underlined = true;
style.StrikeThrough = getFontStrikeThrough();
if (present[HTML_A_STYLE] && value[HTML_A_STYLE])
getStyleParams(value[HTML_A_STYLE], style);
_FontSize.push_back(style.FontSize);
_TextColor.push_back(style.TextColor);
_FontUnderlined.push_back(style.Underlined);
_FontStrikeThrough.push_back(style.StrikeThrough);
_GlobalColor.push_back(LinkColorGlobalColor);
_A.push_back(true);
@ -903,6 +916,7 @@ namespace NLGUI
if (present[MY_HTML_A_CLASS] && value[MY_HTML_A_CLASS])
_LinkClass.push_back(value[MY_HTML_A_CLASS]);
}
break;
case HTML_DIV:
@ -1634,6 +1648,28 @@ namespace NLGUI
_Object = true;
break;
case HTML_SPAN:
{
CStyleParams style;
style.TextColor = getTextColor();
style.FontSize = getFontSize();
style.FontWeight = getFontWeight();
style.FontOblique = getFontOblique();
style.Underlined = getFontUnderlined();
style.StrikeThrough = getFontStrikeThrough();
if (present[MY_HTML_SPAN_STYLE] && value[MY_HTML_SPAN_STYLE])
getStyleParams(value[MY_HTML_SPAN_STYLE], style);
_TextColor.push_back(style.TextColor);
_FontSize.push_back(style.FontSize);
_FontWeight.push_back(style.FontWeight);
_FontOblique.push_back(style.FontOblique);
_FontUnderlined.push_back(style.Underlined);
_FontStrikeThrough.push_back(style.StrikeThrough);
}
break;
case HTML_STYLE:
_IgnoreText = true;
break;
@ -1655,7 +1691,10 @@ namespace NLGUI
popIfNotEmpty (_FontSize);
break;
case HTML_A:
popIfNotEmpty (_FontSize);
popIfNotEmpty (_TextColor);
popIfNotEmpty (_FontUnderlined);
popIfNotEmpty (_FontStrikeThrough);
popIfNotEmpty (_GlobalColor);
popIfNotEmpty (_A);
popIfNotEmpty (_Link);
@ -1763,6 +1802,14 @@ namespace NLGUI
popIfNotEmpty (_UL);
}
break;
case HTML_SPAN:
popIfNotEmpty (_FontSize);
popIfNotEmpty (_FontWeight);
popIfNotEmpty (_FontOblique);
popIfNotEmpty (_TextColor);
popIfNotEmpty (_FontUnderlined);
popIfNotEmpty (_FontStrikeThrough);
break;
case HTML_STYLE:
_IgnoreText = false;
break;
@ -3077,6 +3124,7 @@ namespace NLGUI
// Text added ?
bool added = false;
bool embolden = getFontWeight() >= 700;
// Number of child in this paragraph
if (_CurrentViewLink)
@ -3086,6 +3134,10 @@ namespace NLGUI
if (!skipLine &&
(getTextColor() == _CurrentViewLink->getColor()) &&
(getFontSize() == (uint)_CurrentViewLink->getFontSize()) &&
(getFontUnderlined() == _CurrentViewLink->getUnderlined()) &&
(getFontStrikeThrough() == _CurrentViewLink->getStrikeThrough()) &&
(embolden == _CurrentViewLink->getEmbolden()) &&
(getFontOblique() == _CurrentViewLink->getOblique()) &&
(getLink() == _CurrentViewLink->Link) &&
(getGlobalColor() == _CurrentViewLink->getModulateGlobalColor()))
{
@ -3141,12 +3193,15 @@ namespace NLGUI
if (!newLink->Link.empty())
{
newLink->setHTMLView (this);
newLink->setUnderlined (true);
}
}
newLink->setText(tmpStr);
newLink->setColor(getTextColor());
newLink->setFontSize(getFontSize());
newLink->setEmbolden(embolden);
newLink->setOblique(getFontOblique());
newLink->setUnderlined(getFontUnderlined());
newLink->setStrikeThrough(getFontStrikeThrough());
newLink->setMultiLineSpace((uint)((float)getFontSize()*LineSpaceFontFactor));
newLink->setMultiLine(true);
newLink->setModulateGlobalColor(getGlobalColor());
@ -3422,6 +3477,10 @@ namespace NLGUI
_TextColor.clear();
_GlobalColor.clear();
_FontSize.clear();
_FontWeight.clear();
_FontOblique.clear();
_FontUnderlined.clear();
_FontStrikeThrough.clear();
_Indent = 0;
_LI = false;
_UL.clear();
@ -4590,5 +4649,84 @@ namespace NLGUI
return result;
}
// ***************************************************************************
// CGroupHTML::CStyleParams style;
// style.FontSize; // font-size: 10px;
// style.TextColor; // color: #ABCDEF;
// style.Underlined; // text-decoration: underline; text-decoration-line: underline;
// style.StrikeThrough; // text-decoration: line-through; text-decoration-line: line-through;
void CGroupHTML::getStyleParams(const std::string &styleString, CStyleParams &style, bool inherit)
{
TStyle styles = parseStyle(styleString);
TStyle::iterator it;
for (it=styles.begin(); it != styles.end(); ++it)
{
if (it->first == "font-size")
{
float tmp;
sint size = 0;
getPercentage (size, tmp, it->second.c_str());
if (size > 0)
style.FontSize = size;
}
else
if (it->first == "font-style")
{
if (it->second == "italic" || it->second == "oblique")
style.FontOblique = true;
}
else
if (it->first == "font-weight")
{
// https://developer.mozilla.org/en-US/docs/Web/CSS/font-weight
uint weight = 400;
if (it->second == "normal")
weight = 400;
else
if (it->second == "bold")
weight = 700;
else
if (it->second == "lighter")
{
const uint lighter[] = {100, 100, 100, 100, 100, 400, 400, 700, 700};
int index = getFontWeight() / 100 - 1;
clamp(index, 1, 9);
weight = lighter[index-1];
}
else
if (it->second == "bolder")
{
const uint bolder[] = {400, 400, 400, 700, 700, 900, 900, 900, 900};
uint index = getFontWeight() / 100 + 1;
clamp(index, 1, 9);
weight = bolder[index-1];
}
else
if (fromString(it->second, weight))
{
weight = (weight / 100);
clamp(weight, 1, 9);
weight *= 100;
}
style.FontWeight = weight;
}
else
if (it->first == "color")
scanHTMLColor(it->second.c_str(), style.TextColor);
else
if (it->first == "text-decoration" || it->first == "text-decoration-line")
{
std::string prop(strlwr(it->second));
style.Underlined = (prop.find("underline") != std::string::npos);
style.StrikeThrough = (prop.find("line-through") != std::string::npos);
}
}
if (inherit)
{
style.Underlined = getFontUnderlined() || style.Underlined;
style.StrikeThrough = getFontStrikeThrough() || style.StrikeThrough;
}
}
}

View file

@ -233,6 +233,14 @@ namespace NLGUI
{ 0 }
};
HTAttr span_attr[] =
{
HTML_ATTR(SPAN,CLASS),
HTML_ATTR(SPAN,ID),
HTML_ATTR(SPAN,STYLE),
{ 0 }
};
// ***************************************************************************
void _VerifyLibWWW(const char *function, bool ok, const char *file, int line)
@ -699,6 +707,8 @@ namespace NLGUI
HTML_DTD->tags[HTML_I].number_of_attributes = 0;
HTML_DTD->tags[HTML_DIV].attributes = div_attr;
HTML_DTD->tags[HTML_DIV].number_of_attributes = sizeof(div_attr) / sizeof(HTAttr) - 1;
HTML_DTD->tags[HTML_SPAN].attributes = span_attr;
HTML_DTD->tags[HTML_SPAN].number_of_attributes = sizeof(span_attr) / sizeof(HTAttr) - 1;
// Set a request timeout
// HTHost_setEventTimeout (30000);