void cheat_manager::load_cheats(const char *filename)
{
std::string searchstr(machine().options().cheat_path());
std::string curpath;
for (path_iterator path(searchstr); path.next(curpath); )
{
searchstr.append(";").append(curpath).append(PATH_SEPARATOR).append("cheat");
}
emu_file cheatfile(std::move(searchstr), OPEN_FLAG_READ);
try
{
// loop over all instrances of the files found in our search paths
for (osd_file::error filerr = cheatfile.open(filename, ".xml"); filerr == osd_file::error::NONE; filerr = cheatfile.open_next())
{
osd_printf_verbose("Loading cheats file from %s\n", cheatfile.fullpath());
// read the XML file into internal data structures
xml_parse_options options = { nullptr };
xml_parse_error error;
options.error = &error;
std::unique_ptr<xml_data_node, void (*)(xml_data_node *)> rootnode(xml_data_node::file_read(cheatfile, &options), [] (xml_data_node *node) { node->file_free(); });
// if unable to parse the file, just bail
if (rootnode == nullptr)
throw emu_fatalerror("%s.xml(%d): error parsing XML (%s)\n", filename, error.error_line, error.error_message);
// find the layout node
xml_data_node *mamecheatnode = rootnode->get_child("mamecheat");
if (mamecheatnode == nullptr)
throw emu_fatalerror("%s.xml: missing mamecheatnode node", filename);
// validate the config data version
int version = mamecheatnode->get_attribute_int("version", 0);
if (version != CHEAT_VERSION)
throw emu_fatalerror("%s.xml(%d): Invalid cheat XML file: unsupported version", filename, mamecheatnode->line);
// parse all the elements
for (xml_data_node const *cheatnode = mamecheatnode->get_child("cheat"); cheatnode != nullptr; cheatnode = cheatnode->get_next_sibling("cheat"))
{
// load this entry
auto curcheat = std::make_unique<cheat_entry>(*this, m_symtable, filename, *cheatnode);
// make sure we're not a duplicate
if (REMOVE_DUPLICATE_CHEATS && curcheat->is_duplicate())
{
osd_printf_verbose("Ignoring duplicate cheat '%s' from file %s\n", curcheat->description(), cheatfile.fullpath());
}
else // add to the end of the list
m_cheatlist.push_back(std::move(curcheat));
}
}
}
// handle errors cleanly
catch (emu_fatalerror &err)
{
osd_printf_error("%s\n", err.string());
m_cheatlist.clear();
}
}
bool BTree::open(const char *filename, bool destruct) {
if(!db.open(filename, destruct)) return false;
if(destruct) {
BTreeNode rootnode(numElements, elementSize);
BTreeNode leafnode(numElements, elementSize);
rootnode.insertElement(MAXKEY, 1);
leafnode.insertElement(MAXKEY, 0);
rootnode.makeIndex();
leafnode.makeLeaf(0);
db.writeRecord(0, rootnode.getbuf());
db.writeRecord(1, leafnode.getbuf());
blockman.setnextblock(2);
} else {
int j = 2;
char *buf = new char[elementSize];
while(db.readRecord(j, buf)) j++;
blockman.setnextblock(j);
}
return true;
}
svgtiny_code svgtiny_parse(svgInfo &info,struct svgtiny_diagram *diagram, const char *buffer,int viewport_width, int viewport_height){
Poco::XML::Document *document;
Poco::XML::Element *svg;
struct svgtiny_parse_state state;
float x, y, width, height;
svgtiny_code code;
assert(diagram);
assert(buffer);
string rawXMLstring(buffer);
//info.rawXML = rawXMLstring;
//parser is statically allocated
Poco::XML::DOMParser parser;
/*
Why does this upset the internal SVG parser?
*/
//parser.setFeature(Poco::XML::XMLReader::FEATURE_NAMESPACES, false);
document = parser.parseString(rawXMLstring);
svg = document->documentElement();
//std::cout << svg->localName() << std::endl;
if (!svg){
code = svgtiny_NOT_SVG;
return code;
}else if(svg->localName().compare("svg") != 0){
code= svgtiny_NOT_SVG;
return code;
}else{
/* get graphic dimensions */
state.diagram = diagram;
state.document = document;
state.viewport_width = viewport_width;
state.viewport_height = viewport_height;
svgtiny_parse_position_attributes(svg, state, &x, &y, &width, &height);
diagram->width = width;
diagram->height = height;
/* set up parsing state */
state.viewport_width = width;
state.viewport_height = height;
state.ctm.a = 1; /*(float) viewport_width / (float) width;*/
state.ctm.b = 0;
state.ctm.c = 0;
state.ctm.d = 1; /*(float) viewport_height / (float) height;*/
state.ctm.e = 0; /*x;*/
state.ctm.f = 0; /*y;*/
/*state.style = css_base_style;
state.style.font_size.value.length.value = option_font_size * 0.1;*/
state.fill = 0x000000;
state.stroke = svgtiny_TRANSPARENT;
state.stroke_width = 1;
state.linear_gradient_stop_count = 0;
//borg
state.info = &info;
/* parse tree */
ofPtr<svgNode> rootnode(new svgNode());
rootnode->type = SVG_TAG_TYPE_DOCUMENT;
info.rootnode = rootnode;
//store root svg info
info.width = ofToString(svg->getAttribute("width").c_str());
info.height = ofToString(svg->getAttribute("height").c_str());
info.x = ofToString(svg->getAttribute("x").c_str());
info.y = ofToString(svg->getAttribute("y").c_str());
info.viewbox = ofToString(svg->getAttribute("viewBox").c_str());
info.id = ofToString(svg->getAttribute("id").c_str());
info.xmlns = ofToString(svg->getAttribute("xmlns").c_str());
info.version = ofToString(svg->getAttribute("version").c_str());
info.preserveAspectRatio = ofToString(svg->getAttribute("preserveAspectRatio").c_str());
code = svgtiny_parse_svg(info,svg, state,rootnode);
}
/* free XML tree */
//xmlFreeDoc(document);
//return without namespace
//parser.setFeature(Poco::XML::XMLReader::FEATURE_NAMESPACES, false);
//document = parser.parseString(rawXMLstring);
return code;
}
