nodeeditor/src/FlowViewStyle.cpp at exmix-master · DigitalPulseSoftware/nodeeditor · GitHub

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#include "FlowViewStyle.hpp"

#include <QtCore/QFile>

#include <QtCore/QJsonDocument>

#include <QtCore/QJsonObject>

#include <QtCore/QJsonValueRef>

#include <QtCore/QJsonArray>

#include <QDebug>

#include "StyleCollection.hpp"

using QtNodes::FlowViewStyle;

inline void initResources() { Q_INIT_RESOURCE(resources); }

FlowViewStyle::

FlowViewStyle()

{

// Explicit resources inialization for preventing the static initialization

// order fiasco: https://isocpp.org/wiki/faq/ctors#static-init-order

initResources();

// This configuration is stored inside the compiled unit and is loaded statically

loadJsonFile(":DefaultStyle.json");

}

FlowViewStyle::

FlowViewStyle(QString jsonText)

{

loadJsonText(jsonText);

}

void

FlowViewStyle::

setStyle(QString jsonText)

{

FlowViewStyle style(jsonText);

StyleCollection::setFlowViewStyle(style);

}

#ifdef STYLE_DEBUG

#define FLOW_VIEW_STYLE_CHECK_UNDEFINED_VALUE(v, variable) { \

if (v.type() == QJsonValue::Undefined || \

v.type() == QJsonValue::Null) \

qWarning() << "Undefined value for parameter:" << #variable; \

}

#else

#define FLOW_VIEW_STYLE_CHECK_UNDEFINED_VALUE(v, variable)

#endif

#define FLOW_VIEW_STYLE_READ_COLOR(values, variable) { \

auto valueRef = values[#variable]; \

FLOW_VIEW_STYLE_CHECK_UNDEFINED_VALUE(valueRef, variable) \

if (valueRef.isArray()) { \

auto colorArray = valueRef.toArray(); \

std::vector<int> rgb; rgb.reserve(3); \

for (auto it = colorArray.begin(); it != colorArray.end(); ++it) { \

rgb.push_back((*it).toInt()); \

} \

variable = QColor(rgb[0], rgb[1], rgb[2]); \

} else { \

variable = QColor(valueRef.toString()); \

} \

}

void

FlowViewStyle::

loadJsonFile(QString styleFile)

{

QFile file(styleFile);

if (!file.open(QIODevice::ReadOnly))

{

qWarning() << "Couldn't open file " << styleFile;

return;

}

loadJsonFromByteArray(file.readAll());

}

void

FlowViewStyle::

loadJsonText(QString jsonText)

{

loadJsonFromByteArray(jsonText.toUtf8());

}

void

FlowViewStyle::

loadJsonFromByteArray(QByteArray const &byteArray)

{

QJsonDocument json(QJsonDocument::fromJson(byteArray));

QJsonObject topLevelObject = json.object();

QJsonValueRef nodeStyleValues = topLevelObject["FlowViewStyle"];

QJsonObject obj = nodeStyleValues.toObject();

FLOW_VIEW_STYLE_READ_COLOR(obj, BackgroundColor);

FLOW_VIEW_STYLE_READ_COLOR(obj, FineGridColor);

FLOW_VIEW_STYLE_READ_COLOR(obj, CoarseGridColor);

}

nodeeditor/src/FlowViewStyle.cpp at exmix-master · DigitalPulseSoftware/nodeeditor · GitHub

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