void EarthquakeApp::parseEarthquakes( const string &url )
{
const XmlTree xml( loadUrl( Url( url ) ) );
for( XmlTree::ConstIter itemIter = xml.begin( "feed/entry" ); itemIter != xml.end(); ++itemIter ) {
string titleLine( itemIter->getChild( "title" ).getValue() );
size_t firstComma = titleLine.find( ',' );
float magnitude = fromString<float>( titleLine.substr( titleLine.find( ' ' ) + 1, firstComma - 2 ) );
string title = titleLine.substr( firstComma + 2 );
istringstream locationString( itemIter->getChild( "georss:point" ).getValue() );
Vec2f locationVector;
locationString >> locationVector.x >> locationVector.y;
mEarth.addQuake( locationVector.x, locationVector.y, magnitude, title );
}
console() << xml << std::endl;
//mEarth.addQuake( 37.7f, -122.0f, 8.6f, "San Francisco" );
}
void FlickrTestApp::setup()
{
glEnable( GL_TEXTURE_2D );
const XmlTree xml( loadUrl( Url( "http://api.flickr.com/services/feeds/groups_pool.gne?id=1423039@N24&lang=en-us&format=rss_200" ) ) );
for( XmlTree::ConstIter item = xml.begin( "rss/channel/item" ); item != xml.end(); ++item ) {
mUrls.push_back( item->getChild( "media:content" ).getAttributeValue<Url>( "url" ) );
}
createTextureFromURL();
lastTime = getElapsedSeconds();
activeTex = 0;
}
void CanvasComponent::initFromXml(const XmlTree& xml, bool createNodes)
{
id = xml.getAttributeValue<int>("id");
// when loading a patch, update globalID so future
// nodes will be created with a unique id
if (globalComponentID <= id) {
// increment global id so each component will have a unique id
globalComponentID = id+1;
}
setName(xml.getAttributeValue<std::string>("name"));
Vec2f pos = Vec2f(xml.getAttributeValue<float>("position.x"), xml.getAttributeValue<float>("position.y"));
Vec2f size = Vec2f(xml.getAttributeValue<float>("size.x"), xml.getAttributeValue<float>("size.y"));
canvasRect = Rectf(pos, pos+size);
setSize(size);
showInputPlus = xml.getAttributeValue<bool>("showInputPlus");
showOutputPlus = xml.getAttributeValue<bool>("showOutputPlus");
if (createNodes)
{
// add inputs and outputs
XmlTree inputNodesTree = xml.getChild("InputNodes");
for(XmlTree::ConstIter iter = inputNodesTree.begin(); iter != inputNodesTree.end(); ++iter)
{
if (iter->getTag() == "Node") {
addInputNodeFromXml(iter->getChild(""));
}
}
XmlTree outputNodesTree = xml.getChild("OutputNodes");
for(XmlTree::ConstIter iter = outputNodesTree.begin(); iter != outputNodesTree.end(); ++iter)
{
if (iter->getTag() == "Node") {
addOutputNodeFromXml(iter->getChild(""));
}
}
}
}
WarpList Warp::readSettings( const DataSourceRef &source )
{
XmlTree doc;
WarpList warps;
// try to load the specified xml file
try {
doc = XmlTree( source );
}
catch( ... ) {
return warps;
}
// check if this is a valid file
bool isWarp = doc.hasChild( "warpconfig" );
if( !isWarp ) return warps;
//
if( isWarp ) {
// get first profile
XmlTree profileXml = doc.getChild( "warpconfig/profile" );
// iterate maps
for( XmlTree::ConstIter child = profileXml.begin( "map" ); child != profileXml.end(); ++child ) {
XmlTree warpXml = child->getChild( "warp" );
// create warp of the correct type
std::string method = warpXml.getAttributeValue<std::string>( "method", "unknown" );
if( method == "bilinear" ) {
WarpBilinearRef warp( new WarpBilinear() );
warp->fromXml( warpXml );
warps.push_back( warp );
}
else if( method == "perspective" ) {
WarpPerspectiveRef warp( new WarpPerspective() );
warp->fromXml( warpXml );
warps.push_back( warp );
}
else if( method == "perspectivebilinear" ) {
WarpPerspectiveBilinearRef warp( new WarpPerspectiveBilinear() );
warp->fromXml( warpXml );
warps.push_back( warp );
}
}
}
return warps;
}