void FormatCoordsUnits::formattedToUnformatted (const QString &xThetaFormatted,
const QString &yRadiusFormatted,
const DocumentModelCoords &modelCoords,
double &xThetaUnformatted,
double &yRadiusUnformatted) const
{
LOG4CPP_DEBUG_S ((*mainCat)) << "FormatCoordsUnits::formattedToUnformatted";
FormatCoordsUnitsStrategyNonPolarTheta formatNonPolarTheta;
FormatCoordsUnitsStrategyPolarTheta formatPolarTheta;
if (modelCoords.coordsType() == COORDS_TYPE_CARTESIAN) {
xThetaUnformatted = formatNonPolarTheta.formattedToUnformatted (xThetaFormatted,
modelCoords.coordUnitsX(),
modelCoords.coordUnitsDate(),
modelCoords.coordUnitsTime());
yRadiusUnformatted = formatNonPolarTheta.formattedToUnformatted (yRadiusFormatted,
modelCoords.coordUnitsY(),
modelCoords.coordUnitsDate(),
modelCoords.coordUnitsTime());
} else {
xThetaUnformatted = formatPolarTheta.formattedToUnformatted (xThetaFormatted,
modelCoords.coordUnitsTheta());
yRadiusUnformatted = formatNonPolarTheta.formattedToUnformatted (yRadiusFormatted,
modelCoords.coordUnitsRadius(),
modelCoords.coordUnitsDate(),
modelCoords.coordUnitsTime());
}
}
void FormatCoordsUnits::unformattedToFormatted (double xThetaUnformatted,
double yRadiusUnformatted,
const DocumentModelCoords &modelCoords,
QString &xThetaFormatted,
QString &yRadiusFormatted,
const Transformation &transformation) const
{
LOG4CPP_DEBUG_S ((*mainCat)) << "FormatCoordsUnits::unformattedToFormatted";
FormatCoordsUnitsStrategyNonPolarTheta formatNonPolarTheta;
FormatCoordsUnitsStrategyPolarTheta formatPolarTheta;
if (modelCoords.coordsType() == COORDS_TYPE_CARTESIAN) {
xThetaFormatted = formatNonPolarTheta.unformattedToFormatted (xThetaUnformatted,
modelCoords.coordUnitsX(),
modelCoords.coordUnitsDate(),
modelCoords.coordUnitsTime(),
IS_X_THETA,
transformation,
yRadiusUnformatted);
yRadiusFormatted = formatNonPolarTheta.unformattedToFormatted (yRadiusUnformatted,
modelCoords.coordUnitsY(),
modelCoords.coordUnitsDate(),
modelCoords.coordUnitsTime(),
IS_NOT_X_THETA,
transformation,
xThetaUnformatted);
} else {
xThetaFormatted = formatPolarTheta.unformattedToFormatted (xThetaUnformatted,
modelCoords.coordUnitsTheta(),
transformation,
yRadiusUnformatted);
yRadiusFormatted = formatNonPolarTheta.unformattedToFormatted (yRadiusUnformatted,
modelCoords.coordUnitsRadius(),
modelCoords.coordUnitsDate(),
modelCoords.coordUnitsTime(),
IS_NOT_X_THETA,
transformation,
xThetaUnformatted);
}
}
QPointF Transformation::cartesianFromCartesianOrPolar (const DocumentModelCoords &modelCoords,
const QPointF &posGraphIn)
{
// Initialize assuming input coordinates are already cartesian
QPointF posGraphCartesian = posGraphIn;
if (modelCoords.coordsType() == COORDS_TYPE_POLAR) {
// Input coordinates are polar so convert them
double angleRadians = 0; // Initialized to prevent compiler warning
switch (modelCoords.coordUnitsTheta())
{
case COORD_UNITS_POLAR_THETA_DEGREES:
case COORD_UNITS_POLAR_THETA_DEGREES_MINUTES:
case COORD_UNITS_POLAR_THETA_DEGREES_MINUTES_SECONDS:
case COORD_UNITS_POLAR_THETA_DEGREES_MINUTES_SECONDS_NSEW:
angleRadians = posGraphIn.x () * PI / 180.0;
break;
case COORD_UNITS_POLAR_THETA_GRADIANS:
angleRadians = posGraphIn.x () * PI / 200.0;
break;
case COORD_UNITS_POLAR_THETA_RADIANS:
angleRadians = posGraphIn.x ();
break;
case COORD_UNITS_POLAR_THETA_TURNS:
angleRadians = posGraphIn.x () * 2.0 * PI;
break;
default:
ENGAUGE_ASSERT (false);
}
double radius = posGraphIn.y ();
posGraphCartesian.setX (radius * cos (angleRadians));
posGraphCartesian.setY (radius * sin (angleRadians));
}
return posGraphCartesian;
}
QPointF Transformation::cartesianOrPolarFromCartesian (const DocumentModelCoords &modelCoords,
const QPointF &posGraphIn)
{
// Initialize assuming output coordinates are to be cartesian
QPointF posGraphCartesianOrPolar = posGraphIn;
if (modelCoords.coordsType() == COORDS_TYPE_POLAR) {
// Output coordinates are to be polar so convert them
double angleRadians = qAtan2 (posGraphIn.y (),
posGraphIn.x ());
switch (modelCoords.coordUnitsTheta())
{
case COORD_UNITS_POLAR_THETA_DEGREES:
case COORD_UNITS_POLAR_THETA_DEGREES_MINUTES:
case COORD_UNITS_POLAR_THETA_DEGREES_MINUTES_SECONDS:
case COORD_UNITS_POLAR_THETA_DEGREES_MINUTES_SECONDS_NSEW:
posGraphCartesianOrPolar.setX (angleRadians * 180.0 / PI);
break;
case COORD_UNITS_POLAR_THETA_GRADIANS:
posGraphCartesianOrPolar.setX (angleRadians * 200.0 / PI);
break;
case COORD_UNITS_POLAR_THETA_RADIANS:
posGraphCartesianOrPolar.setX (angleRadians);
break;
case COORD_UNITS_POLAR_THETA_TURNS:
posGraphCartesianOrPolar.setX (angleRadians / 2.0 / PI);
break;
default:
ENGAUGE_ASSERT (false);
}
double radius = qSqrt (posGraphIn.x () * posGraphIn.x () + posGraphIn.y () * posGraphIn.y ());
posGraphCartesianOrPolar.setY (radius);
}
return posGraphCartesianOrPolar;
}