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Coordinate.cpp
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// Copyright (c) 2008-2019 OpenShot Studios, LLC
//
// SPDX-License-Identifier: LGPL-3.0-or-later
#include "Coordinate.h"
#include "Exceptions.h"
using namespace openshot;
// Default constructor for a coordinate, delegating to the full signature
Coordinate::Coordinate() : Coordinate::Coordinate(0, 0) {}
// Constructor which also allows the user to set the X and Y
Coordinate::Coordinate(double x, double y) : X(x), Y(y) {}
// Constructor which accepts a std::pair for (X, Y)
Coordinate::Coordinate(const std::pair<double, double>& co)
: X(co.first), Y(co.second) {}
// Generate JSON string of this object
std::string Coordinate::Json() const {
// Return formatted string
return JsonValue().toStyledString();
}
// Generate Json::Value for this object
Json::Value Coordinate::JsonValue() const {
// Create root json object
Json::Value root;
root["X"] = X;
root["Y"] = Y;
//root["increasing"] = increasing;
//root["repeated"] = Json::Value(Json::objectValue);
//root["repeated"]["num"] = repeated.num;
//root["repeated"]["den"] = repeated.den;
//root["delta"] = delta;
// return JsonValue
return root;
}
// Load JSON string into this object
void Coordinate::SetJson(const std::string value) {
// Parse JSON string into JSON objects
try
{
const Json::Value root = openshot::stringToJson(value);
// Set all values that match
SetJsonValue(root);
}
catch (const std::exception& e)
{
// Error parsing JSON (or missing keys)
throw InvalidJSON("JSON is invalid (missing keys or invalid data types)");
}
}
// Load Json::Value into this object
void Coordinate::SetJsonValue(const Json::Value root) {
// Set data from Json (if key is found)
if (!root["X"].isNull())
X = root["X"].asDouble();
if (!root["Y"].isNull())
Y = root["Y"].asDouble();
}
Coordinate.h
Header file for Coordinate class.
Exceptions.h
Header file for all Exception classes.
openshot::Coordinate
A Cartesian coordinate (X, Y) used in the Keyframe animation system.
Definition Coordinate.h:38
openshot::Coordinate::SetJsonValue
void SetJsonValue(const Json::Value root)
Load Json::Value into this object.
Definition Coordinate.cpp:70
openshot::Coordinate::JsonValue
Json::Value JsonValue() const
Generate Json::Value for this object.
Definition Coordinate.cpp:36
openshot::Coordinate::Json
std::string Json() const
Generate JSON string of this object.
Definition Coordinate.cpp:29
openshot::Coordinate::SetJson
void SetJson(const std::string value)
Load JSON string into this object.
Definition Coordinate.cpp:53
openshot::Coordinate::X
double X
The X value of the coordinate (usually representing the frame #)
Definition Coordinate.h:40
openshot::Coordinate::Y
double Y
The Y value of the coordinate (usually representing the value of the property being animated)
Definition Coordinate.h:41
openshot::Coordinate::Coordinate
Coordinate()
The default constructor, which defaults to (0,0)
Definition Coordinate.cpp:19
openshot::InvalidJSON
Exception for invalid JSON.
Definition Exceptions.h:218
openshot
This namespace is the default namespace for all code in the openshot library.
Definition Compressor.h:29
openshot::stringToJson
const Json::Value stringToJson(const std::string value)
Definition Json.cpp:16