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/*****************************************************************************
* $CAMITK_LICENCE_BEGIN$
*
* CamiTK - Computer Assisted Medical Intervention ToolKit
* (c) 2001-2025 Univ. Grenoble Alpes, CNRS, Grenoble INP - UGA, TIMC, 38000 Grenoble, France
*
* Visit http://camitk.imag.fr for more information
*
* This file is part of CamiTK.
*
* CamiTK is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* CamiTK is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with CamiTK. If not, see <http://www.gnu.org/licenses/>.
*
* $CAMITK_LICENCE_END$
****************************************************************************/
#include "FrameOfReference.h"
namespace camitk {
// -------------------- FrameOfReference constructors --------------------
FrameOfReference::FrameOfReference(): index(-1) {}
FrameOfReference::FrameOfReference(QString name, QString description): index(-1) {
setName(name);
setDescription(description);
}
FrameOfReference::FrameOfReference(QUuid uuid, QString name, QString description, int numberOfDimensions, const AnatomicalOrientation& ao, std::vector<Unit>& units): uuid(uuid), anatomicalOrientation(ao), numberOfDimensions(numberOfDimensions), units(units), index(-1) {
setName(name);
setDescription(description);
}
FrameOfReference::FrameOfReference(const FrameOfReference& fr): FrameOfReference(fr.name, fr.description) {
uuid = QUuid::createUuid();
numberOfDimensions = fr.numberOfDimensions;
anatomicalOrientation = fr.anatomicalOrientation;
units = fr.units;
}
// -------------------- setUuid --------------------
bool FrameOfReference::resetUuid(QUuid newId) {
uuid = newId;
return true;
}
// -------------------- setNumberOfDimensions --------------------
void FrameOfReference::setNumberOfDimensions(int numberOfDimensions) {
if (numberOfDimensions > 0 && numberOfDimensions <= 5) {
this->numberOfDimensions = numberOfDimensions;
if (units.size() < numberOfDimensions) {
units.resize(numberOfDimensions, "");
}
} // >5 numberOfDimensions is NOT supported
}
// -------------------- getIndex --------------------
int FrameOfReference::getIndex() {
// ensure index is initialized
init();
return index;
}
// -------------------- getUnit --------------------
Unit FrameOfReference::getUnit(int dimension) {
if (dimension >= 0 && dimension < numberOfDimensions) {
return units[dimension];
}
else {
return Unit();
}
}
// -------------------- setUnit --------------------
void FrameOfReference::setUnit(int dimension, Unit u) {
if (dimension >= 0 && dimension < numberOfDimensions) {
units[dimension] = u;
}
}
// -------------------- setUuid --------------------
bool FrameOfReference::setUuid(QUuid newId) {
if (uuid.isNull()) {
uuid = newId;
return true;
}
else {
return false;
}
}
// -------------------- toVariant --------------------
QVariant FrameOfReference::toVariant() const {
QStringList unitsList(units.begin(), units.end());
QVariantMap map = {
{"uuid", uuid},
{"name", name},
{"description", description},
{"numberOfDimensions", numberOfDimensions},
{"units", unitsList},
{"anatomicalOrientation", anatomicalOrientation.toVariant()}
};
return map;
}
// -------------------- fromVariant --------------------
void FrameOfReference::fromVariant(const QVariant& variant) {
QVariantMap data = variant.toMap();
uuid = data.value("uuid").toUuid();
name = data.value("name").toString();
description = data.value("description").toString();
numberOfDimensions = data.value("numberOfDimensions", 3).toInt();
QStringList qUnits = data.value("units").toStringList();
units = std::vector<Unit>(qUnits.constBegin(), qUnits.constEnd());
anatomicalOrientation.fromVariant(data.value("anatomicalOrientation"));
}
// -------------------- init --------------------
void FrameOfReference::init() {
if (index == -1) {
auto [newColor, newIndex] = FrameOfReference::getNextColorAndIndex();
color = newColor;
index = newIndex; // world will have index 0, and other subsequent index will start at 1
}
}
// -------------------- setColor --------------------
void FrameOfReference::setColor(const QColor& color) {
// ensure index is valid
init();
this->color = color;
}
// -------------------- getColor --------------------
const QColor& FrameOfReference::getColor() {
// ensure color is initialized
init();
return color;
}
// -------------------- getNextColorAndIndex --------------------
QPair<QColor, int> FrameOfReference::getNextColorAndIndex() {
static int index = -1;
static QList<QColor> colors = QList<QColor>({
QColorConstants::White, // for world
// -- R set3 palette
// from the Qt doc:
// lighter = multiplies the value (V) component by the given factor
QColor("#8DD3C7"),
QColor("#FFFFB3"),
QColor("#BEBADA"),
QColor("#FB8072"),
QColor("#80B1D3"),
QColor("#FDB462"),
QColor("#B3DE69"),
QColor("#FCCDE5"),
QColor("#D9D9D9"),
QColor("#BC80BD"),
QColor("#CCEBC5"),
QColor("#FFED6F"),
// -- initial colors from D3 category20
// QColor("#aec7e8"), QColor("#ffbb78"), QColor("#98df8a"), QColor("#ff9896"), QColor("#c5b0d5"), QColor("#c49c94"), QColor("#f7b6d2"), QColor("#c7c7c7"), QColor("#dbdb8d"), QColor("#9edae5")
// -- R Accent palette
// QColor("#7FC97F"), QColor("#BEAED4"), QColor("#FDC086"), QColor("#FFFF99"), QColor("#386CB0"), QColor("#F0027F"), QColor("#BF5B17"), QColor("#666666"), QColor("#B3E2CD")
});
// go to next color
index++;
QColor currentColor = colors.at(index % colors.size());
if (index > 0 && currentColor == QColorConstants::White) {
currentColor.setHsv(currentColor.hue(), currentColor.saturation(), 200);
}
// if the first colors are used (index >= 12), add some hue
currentColor.setHsv(currentColor.hue() + (16 * (index / colors.size())) % 255, currentColor.saturation(), currentColor.value());
return {currentColor, index};
}
} // namespace
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