std::string Menu::chopString(const std::string& src, const float h, const Ogre::FontPtr& glyphs)
{
if (h<=0.0f or glyphs.isNull()) return src;
const float maxWidth = 1.05;
unsigned int i;
std::string result = "";
float currentWidth = 0.0f;
for (i=0; i<src.size(); ++i)
{
if (src.at(i)=='\n')
{
currentWidth = 0.0f;
result.append(1, '\n');
}
else
{
const float add_w = glyphs->getGlyphAspectRatio(src.at(i))*h;
if (currentWidth+add_w>maxWidth)
{
result = result+"\n"+src.at(i);
currentWidth = add_w;
}//if
else
{
result = result + src.at(i);
currentWidth = currentWidth + add_w;
}//else
}//else
}//for
return result;
}
void gkFontManager::parseScript(utMemoryStream* buffer)
{
utScript script;
script.parseBuffer("FontManager:parseScript", gkString((const char*)buffer->ptr()));
utScriptTree* treePtr = script.getTreePtr();
if (treePtr->getNodes().empty())
return;
utScriptTree::Nodes::Iterator niter = treePtr->getNodes().iterator();
while (niter.hasMoreElements())
{
utScriptNode* tree = niter.getNext();
if (!tree->hasAttribute("source"))
{
gkLogMessage("FontManager: Missing font script attribute 'source'");
continue;
}
const gkString src = tree->getAttribute("source")->getValue();
if (!exists(src))
{
gkLogMessage("FontManager: Missing internal font " << src);
continue;
}
const gkString name = tree->getType();
Ogre::FontPtr fp = Ogre::FontManager::getSingleton().getByName(name);
if (!fp.isNull())
{
// use it
return;
}
gkFont* gkf = (gkFont*)getByName(src);
int size = 0, res = UT_NPOS;
if (tree->hasAttribute("size"))
gkFromString(tree->getAttribute("size")->getValue(), size);
if (tree->hasAttribute("resolution"))
gkFromString(tree->getAttribute("resolution")->getValue(), res);
try
{
gkFont::Loader* fl = gkf->addLoader(size > 0 && size != UT_NPOS ? size : 12, res != UT_NPOS ? res : 55);
fp = Ogre::FontManager::getSingleton().create(name, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, true, fl);
fl->setFont(fp.getPointer());
}
catch (Ogre::Exception& e)
{
gkLogMessage("FontManager::parseScript: " << e.getDescription());
}
}
}