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Copy pathGraphicsViewStyle.cpp
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95 lines (75 loc) · 2.51 KB
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#include "GraphicsViewStyle.hpp"
#include "StyleCollection.hpp"
#include <QtCore/QFile>
#include <QtCore/QJsonArray>
#include <QtCore/QJsonObject>
#include <QtCore/QJsonValueRef>
using QtNodes::GraphicsViewStyle;
inline void initResources()
{
Q_INIT_RESOURCE(resources);
}
GraphicsViewStyle::GraphicsViewStyle()
{
// 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");
}
GraphicsViewStyle::GraphicsViewStyle(QString jsonText)
{
loadJsonText(jsonText);
}
void GraphicsViewStyle::setStyle(QString jsonText)
{
GraphicsViewStyle style(jsonText);
StyleCollection::setGraphicsViewStyle(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()); \
} \
}
#define FLOW_VIEW_STYLE_WRITE_COLOR(values, variable) \
{ \
values[#variable] = variable.name(); \
}
void GraphicsViewStyle::loadJson(QJsonObject const &json)
{
QJsonValue nodeStyleValues = json["GraphicsViewStyle"];
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);
}
QJsonObject GraphicsViewStyle::toJson() const
{
QJsonObject obj;
FLOW_VIEW_STYLE_WRITE_COLOR(obj, BackgroundColor);
FLOW_VIEW_STYLE_WRITE_COLOR(obj, FineGridColor);
FLOW_VIEW_STYLE_WRITE_COLOR(obj, CoarseGridColor);
QJsonObject root;
root["GraphicsViewStyle"] = obj;
return root;
}