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/*
* Copyright (c) 2012 Mateusz Piękos
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
#include <Swiften/Parser/PayloadParsers/WhiteboardParser.h>
#include <Swiften/Whiteboard/Elements/WhiteboardLineElement.h>
#include <Swiften/Whiteboard/Elements/Color.h>
#include <boost/optional.hpp>
#include <boost/smart_ptr/make_shared.hpp>
namespace Swift {
WhiteboardParser::WhiteboardParser() : level_(0) {
}
void WhiteboardParser::handleStartElement(const std::string& element, const std::string&, const AttributeMap& attributes) {
if (level_ == 0) {
getPayloadInternal()->setType(stringToType(attributes.getAttributeValue("type").get_value_or("")));
} else if (level_ == 1) {
if (element == "line") {
int x1 = std::atoi(attributes.getAttributeValue("x1").get_value_or("0").c_str());
int y1 = std::atoi(attributes.getAttributeValue("y1").get_value_or("0").c_str());
int x2 = std::atoi(attributes.getAttributeValue("x2").get_value_or("0").c_str());
int y2 = std::atoi(attributes.getAttributeValue("y2").get_value_or("0").c_str());
WhiteboardLineElement::ref whiteboardElement = boost::make_shared<WhiteboardLineElement>(x1, y1, x2, y2);
Color color(attributes.getAttributeValue("stroke").get_value_or("#00000"));
std::string opacity = attributes.getAttributeValue("opacity").get_value_or("1");
if (opacity.find('.') != std::string::npos) {
opacity = opacity.substr(opacity.find('.')+1, 2);
color.setAlpha(std::atoi(opacity.c_str())*255/100);
}
whiteboardElement->setColor(color);
int penWidth = std::atoi(attributes.getAttributeValue("stroke-width").get_value_or("1").c_str());
whiteboardElement->setPenWidth(penWidth);
getPayloadInternal()->setElement(whiteboardElement);
}
}
++level_;
}
void WhiteboardParser::handleEndElement(const std::string& element, const std::string&) {
--level_;
if (level_ == 0) {
getPayloadInternal()->setData(data_);
}
}
void WhiteboardParser::handleCharacterData(const std::string& data) {
data_ += data;
}
WhiteboardPayload::Type WhiteboardParser::stringToType(const std::string& type) const {
if (type.empty()) {
return WhiteboardPayload::Data;
} else if (type == "session-request") {
return WhiteboardPayload::SessionRequest;
} else if (type == "session-accept") {
return WhiteboardPayload::SessionAccept;
} else if (type == "session-terminate") {
return WhiteboardPayload::SessionTerminate;
}
}
}
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Swift