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111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
/**
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* @file
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* @brief Source file for Coordinate class
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* @author Jonathan Thomas <jonathan@openshot.org>
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*
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* @section LICENSE
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*
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* Copyright (c) 2008-2014 OpenShot Studios, LLC
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* <http://www.openshotstudios.com/>. This file is part of
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* OpenShot Library (libopenshot), an open-source project dedicated to
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* delivering high quality video editing and animation solutions to the
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* world. For more information visit <http://www.openshot.org/>.
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*
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* OpenShot Library (libopenshot) is free software: you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* OpenShot Library (libopenshot) is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "../include/Coordinate.h"
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using namespace std;
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using namespace openshot;
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// Default constructor for a coordinate, which defaults the X and Y to zero (0,0)
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Coordinate::Coordinate() :
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X(0), Y(0), increasing(true), repeated(1,1), delta(0.0) {
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}
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// Constructor which also allows the user to set the X and Y
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Coordinate::Coordinate(float x, float y) :
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X(x), Y(y), increasing(true), repeated(1,1), delta(0.0) {
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}
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// Generate JSON string of this object
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string Coordinate::Json() {
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// Return formatted string
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return JsonValue().toStyledString();
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}
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// Generate Json::JsonValue for this object
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Json::Value Coordinate::JsonValue() {
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// Create root json object
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Json::Value root;
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root["X"] = X;
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root["Y"] = Y;
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//root["increasing"] = increasing;
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//root["repeated"] = Json::Value(Json::objectValue);
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//root["repeated"]["num"] = repeated.num;
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//root["repeated"]["den"] = repeated.den;
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//root["delta"] = delta;
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// return JsonValue
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return root;
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}
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// Load JSON string into this object
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void Coordinate::SetJson(string value) throw(InvalidJSON) {
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// Parse JSON string into JSON objects
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Json::Value root;
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Json::Reader reader;
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bool success = reader.parse( value, root );
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if (!success)
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// Raise exception
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throw InvalidJSON("JSON could not be parsed (or is invalid)", "");
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try
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{
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// Set all values that match
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SetJsonValue(root);
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}
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catch (exception e)
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{
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// Error parsing JSON (or missing keys)
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throw InvalidJSON("JSON is invalid (missing keys or invalid data types)", "");
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}
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}
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// Load Json::JsonValue into this object
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void Coordinate::SetJsonValue(Json::Value root) {
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// Set data from Json (if key is found)
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if (!root["X"].isNull())
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X = root["X"].asDouble();
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if (!root["Y"].isNull())
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Y = root["Y"].asDouble();
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if (!root["increasing"].isNull())
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increasing = root["increasing"].asBool();
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if (!root["repeated"].isNull() && root["repeated"].isObject())
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{
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if (!root["repeated"]["num"].isNull())
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repeated.num = root["repeated"]["num"].asInt();
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if (!root["repeated"]["den"].isNull())
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repeated.den = root["repeated"]["den"].asInt();
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}
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if (!root["delta"].isNull())
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delta = root["delta"].asDouble();
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}
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