fractorium/Source/Fractorium/VariationTreeWidgetItem.h
mfeemster a3ecbbf690 --User changes
-Add post_smartcrop.

--Bug fixes
 -Fix bug in crackle.
 -Wrong point assignment in hexaplay3D, hexnix3D.
 -Improper Z assignment in rblur.
 -Fix inconsistency with original in circlecrop.
 -Put EMBER_ROOT bakc to ./../../../ in default.pri. This is TBD.

--Code changes
 -Convert all enums to class enum to be consistent with C++11 style.
 -Convert some if/else statements in filter classes to case statements.
 -Add overloaded stream operators to print various enums.
 -Optimize crob, nBlur.
 -Fix weird assignment statement in falloff3.
 -Cleanup in VarFuncs::SimplexNoise3D().
 -Replace fabs() with std::abs().
 -General cleanup.
2016-01-12 20:42:12 -08:00

95 lines
3.0 KiB
C++

#pragma once
#include "FractoriumPch.h"
#include "DoubleSpinBox.h"
/// <summary>
/// VariationTreeWidgetItem class.
/// </summary>
/// <summary>
/// A derivation of QTreeWidgetItem which helps us with sorting.
/// This is used when the user chooses to sort the variations tree
/// by index or by weight. It supports weights less than, equal to, or
/// greater than zero.
/// </summary>
class VariationTreeWidgetItem : public QTreeWidgetItem
{
public:
/// <summary>
/// Constructor that takes a pointer to a QTreeWidget as the parent
/// and passes it to the base.
/// </summary>
/// <param name="id">The ID of the variation this widget will represent</param>
/// <param name="p">The parent widget</param>
VariationTreeWidgetItem(eVariationId id, QTreeWidget* p = 0)
: QTreeWidgetItem(p)
{
m_Id = id;
}
/// <summary>
/// Constructor that takes a pointer to a QTreeWidgetItem as the parent
/// and passes it to the base.
/// This is used for making sub items for parametric variation parameters.
/// </summary>
/// <param name="id">The ID of the variation this widget will represent</param>
/// <param name="p">The parent widget</param>
VariationTreeWidgetItem(eVariationId id, QTreeWidgetItem* p = 0)
: QTreeWidgetItem(p)
{
m_Id = id;
}
virtual ~VariationTreeWidgetItem() { }
eVariationId Id() { return m_Id; }
private:
/// <summary>
/// Less than operator used for sorting.
/// </summary>
/// <param name="other">The QTreeWidgetItem to compare against for sorting</param>
/// <returns>True if this is less than other, else false.</returns>
bool operator < (const QTreeWidgetItem& other) const
{
int column = treeWidget()->sortColumn();
eVariationId index1, index2;
double weight1 = 0, weight2 = 0;
VariationTreeWidgetItem* varItemWidget;
VariationTreeDoubleSpinBox* spinBox1, *spinBox2;
auto itemWidget1 = treeWidget()->itemWidget(const_cast<VariationTreeWidgetItem*>(this), 1);//Get the widget for the second column.
if ((spinBox1 = dynamic_cast<VariationTreeDoubleSpinBox*>(itemWidget1)))//Cast the widget to the VariationTreeDoubleSpinBox type.
{
auto itemWidget2 = treeWidget()->itemWidget(const_cast<QTreeWidgetItem*>(&other), 1);//Get the widget for the second column of the widget item passed in.
if ((spinBox2 = dynamic_cast<VariationTreeDoubleSpinBox*>(itemWidget2)))//Cast the widget to the VariationTreeDoubleSpinBox type.
{
if (spinBox1->IsParam() || spinBox2->IsParam())//Do not sort params, their order will always remain the same.
return false;
weight1 = spinBox1->value();
weight2 = spinBox2->value();
index1 = spinBox1->GetVariationId();
index2 = spinBox2->GetVariationId();
if (column == 0)//First column clicked, sort by variation index.
{
return index1 < index2;
}
else if (column == 1)//Second column clicked, sort by weight.
{
if (IsNearZero(weight1) && IsNearZero(weight2))
return index1 > index2;
else
return std::abs(weight1) < fabs(weight2);
}
}
}
return false;
}
eVariationId m_Id;
};