Copy-on-write for class VGrainlineData.

--HG--
branch : feature

src/app/valentina/xml/vpattern.cpp

@@ -874,8 +874,7 @@ void VPattern::ParsePieceGrainline(const QDomElement &domElement, VPiece &detail
     detail.GetGrainlineGeometry().SetLength(qsLength);
     QString qsRot = GetParametrString(domElement, AttrRotation, "90");
     detail.GetGrainlineGeometry().SetRotation(qsRot);
-    VGrainlineData::ArrowType eAT =
-            VGrainlineData::ArrowType(GetParametrUInt(domElement, AttrArrows, "0"));
+    ArrowType eAT = static_cast<ArrowType>(GetParametrUInt(domElement, AttrArrows, "0"));
     detail.GetGrainlineGeometry().SetArrowType(eAT);
 }
 

src/libs/vlayout/vlayoutpiece.cpp

@@ -267,7 +267,7 @@ void VLayoutPiece::SetGrainline(const VGrainlineData& geom, const VContainer& rP
 
     v << pt1;
 
-    if (geom.GetArrowType() != VGrainlineData::atRear) {
+    if (geom.GetArrowType() != ArrowType::atRear) {
         pt.setX(pt1.x() + dArrowLen * qCos(dAng + dArrowAng));
         pt.setY(pt1.y() - dArrowLen * qSin(dAng + dArrowAng));
         v << pt;
@@ -280,7 +280,7 @@ void VLayoutPiece::SetGrainline(const VGrainlineData& geom, const VContainer& rP
 
     v << pt2;
 
-    if (geom.GetArrowType() != VGrainlineData::atFront)
+    if (geom.GetArrowType() != ArrowType::atFront)
     {
         dAng += M_PI;
 

src/libs/vpatterndb/floatItemData/floatitemdef.h

@@ -0,0 +1,41 @@
+/************************************************************************
+ **
+ **  @file
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   23 2, 2017
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2017 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina 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 General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#ifndef FLOATITEMDEF_H
+#define FLOATITEMDEF_H
+
+// denotes the type of arrow for the grainline
+enum class ArrowType : char
+{
+    atBoth,
+    atFront,
+    atRear
+};
+
+#endif // FLOATITEMDEF_H
+

src/libs/vpatterndb/floatItemData/vgrainlinedata.cpp

@@ -29,18 +29,32 @@
 #include <QPointF>
 
 #include "vgrainlinedata.h"
-#include "../ifc/ifcdef.h"
+#include "vgrainlinedata_p.h"
 
 //---------------------------------------------------------------------------------------------------------------------
 VGrainlineData::VGrainlineData()
     : VAbstractFloatItemData(),
-      m_qsLength(),
-      m_dRotation(),
-      m_eArrowType(atBoth),
-      m_topPin(NULL_ID),
-      m_bottomPin(NULL_ID)
+      d(new VGrainlineDataPrivate())
 {}
 
+//---------------------------------------------------------------------------------------------------------------------
+VGrainlineData::VGrainlineData(const VGrainlineData &data)
+    : VAbstractFloatItemData(data),
+      d (data.d)
+{}
+
+//---------------------------------------------------------------------------------------------------------------------
+VGrainlineData &VGrainlineData::operator=(const VGrainlineData &data)
+{
+    if ( &data == this )
+    {
+        return *this;
+    }
+    VAbstractFloatItemData::operator=(data);
+    d = data.d;
+    return *this;
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 VGrainlineData::~VGrainlineData()
 {}
@@ -48,59 +62,59 @@ VGrainlineData::~VGrainlineData()
 //---------------------------------------------------------------------------------------------------------------------
 QString VGrainlineData::GetLength() const
 {
-    return m_qsLength;
+    return d->m_qsLength;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VGrainlineData::SetLength(const QString& qsLen)
 {
-    m_qsLength = qsLen;
+    d->m_qsLength = qsLen;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 QString VGrainlineData::GetRotation() const
 {
-    return m_dRotation;
+    return d->m_dRotation;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VGrainlineData::SetRotation(const QString& qsRot)
 {
-    m_dRotation = qsRot;
+    d->m_dRotation = qsRot;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-VGrainlineData::ArrowType VGrainlineData::GetArrowType() const
+ArrowType VGrainlineData::GetArrowType() const
 {
-    return m_eArrowType;
+    return d->m_eArrowType;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VGrainlineData::SetArrowType(ArrowType eAT)
 {
-    m_eArrowType = eAT;
+    d->m_eArrowType = eAT;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 quint32 VGrainlineData::TopPin() const
 {
-    return m_topPin;
+    return d->m_topPin;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VGrainlineData::SetTopPin(const quint32 &topPin)
+void VGrainlineData::SetTopPin(quint32 topPin)
 {
-    m_topPin = topPin;
+    d->m_topPin = topPin;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 quint32 VGrainlineData::BottomPin() const
 {
-    return m_bottomPin;
+    return d->m_bottomPin;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-void VGrainlineData::SetBottomPin(const quint32 &bottomPin)
+void VGrainlineData::SetBottomPin(quint32 bottomPin)
 {
-    m_bottomPin = bottomPin;
+    d->m_bottomPin = bottomPin;
 }

src/libs/vpatterndb/floatItemData/vgrainlinedata.h

@@ -33,6 +33,9 @@
 #include <QPointF>
 
 #include "vabstractfloatitemdata.h"
+#include "floatitemdef.h"
+
+class VGrainlineDataPrivate;
 
 /**
  * @brief The VGrainlineData class holds information about a grainline like
@@ -41,15 +44,9 @@
 class VGrainlineData : public VAbstractFloatItemData
 {
 public:
-    // denotes the type of arrow for the grainline
-    enum ArrowType
-    {
-        atBoth,
-        atFront,
-        atRear
-    };
-
     VGrainlineData();
+    VGrainlineData(const VGrainlineData &data);
+    VGrainlineData &operator=(const VGrainlineData &data);
     virtual ~VGrainlineData();
 
     // methods, which set and return values of different parameters
@@ -63,22 +60,13 @@ public:
     void      SetArrowType(ArrowType eAT);
 
     quint32 TopPin() const;
-    void    SetTopPin(const quint32 &topPin);
+    void    SetTopPin(quint32 topPin);
 
     quint32 BottomPin() const;
-    void    SetBottomPin(const quint32 &bottomPin);
+    void    SetBottomPin(quint32 bottomPin);
 
 private:
-    /** @brief m_dLength formula to calculate the length of grainline */
-    QString   m_qsLength;
-    /** @brief m_dRotation formula to calculate the rotation of grainline in [degrees] */
-    QString   m_dRotation;
-    /** @brief m_eArrowType type of arrow on the grainline */
-    ArrowType m_eArrowType;
-    /** @brief m_topPin top pin id */
-    quint32   m_topPin;
-    /** @brief m_bottomPin bottom pin id */
-    quint32   m_bottomPin;
+    QSharedDataPointer<VGrainlineDataPrivate> d;
 };
 
 #endif // VGRAINLINEGEOMETRY_H

src/libs/vpatterndb/floatItemData/vgrainlinedata_p.h

@@ -0,0 +1,85 @@
+/************************************************************************
+ **
+ **  @file
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   23 2, 2017
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2017 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina 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 General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#ifndef VGRAINLINEDATA_P_H
+#define VGRAINLINEDATA_P_H
+
+#include <QPointF>
+#include <QSharedData>
+
+#include "../vmisc/diagnostic.h"
+#include "floatitemdef.h"
+#include "../ifc/ifcdef.h"
+
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_GCC("-Weffc++")
+
+class VGrainlineDataPrivate : public QSharedData
+{
+public:
+    VGrainlineDataPrivate()
+        : m_qsLength(),
+          m_dRotation(),
+          m_eArrowType(ArrowType::atBoth),
+          m_topPin(NULL_ID),
+          m_bottomPin(NULL_ID)
+    {}
+
+    VGrainlineDataPrivate(const VGrainlineDataPrivate &data)
+        : QSharedData(data),
+          m_qsLength(data.m_qsLength),
+          m_dRotation(data.m_dRotation),
+          m_eArrowType(data.m_eArrowType),
+          m_topPin(data.m_topPin),
+          m_bottomPin(data.m_bottomPin)
+    {}
+
+    ~VGrainlineDataPrivate();
+
+    /** @brief m_dLength formula to calculate the length of grainline */
+    QString   m_qsLength;
+    /** @brief m_dRotation formula to calculate the rotation of grainline in [degrees] */
+    QString   m_dRotation;
+    /** @brief m_eArrowType type of arrow on the grainline */
+    ArrowType m_eArrowType;
+    /** @brief m_topPin top pin id */
+    quint32   m_topPin;
+    /** @brief m_bottomPin bottom pin id */
+    quint32   m_bottomPin;
+
+private:
+    VGrainlineDataPrivate &operator=(const VGrainlineDataPrivate &) Q_DECL_EQ_DELETE;
+};
+
+VGrainlineDataPrivate::~VGrainlineDataPrivate()
+{}
+
+QT_WARNING_POP
+
+#endif // VGRAINLINEDATA_P_H
+

src/libs/vpatterndb/vpatterndb.pri

@@ -68,4 +68,6 @@ HEADERS += \
     $$PWD/floatItemData/vpatternlabeldata.h \
     $$PWD/floatItemData/vgrainlinedata.h \
     $$PWD/floatItemData/vabstractfloatitemdata.h \
-    $$PWD/floatItemData/vabstractfloatitemdata_p.h
+    $$PWD/floatItemData/vabstractfloatitemdata_p.h \
+    $$PWD/floatItemData/vgrainlinedata_p.h \
+    $$PWD/floatItemData/floatitemdef.h

src/libs/vtools/dialogs/tools/dialogseamallowance.cpp

@@ -1307,7 +1307,7 @@ VPiece DialogSeamAllowance::CreatePiece() const
     piece.GetGrainlineGeometry().SetVisible(ui->checkBoxGrainline->isChecked());
     piece.GetGrainlineGeometry().SetRotation(GetFormulaFromUser(ui->lineEditRotFormula));
     piece.GetGrainlineGeometry().SetLength(GetFormulaFromUser(ui->lineEditLenFormula));
-    piece.GetGrainlineGeometry().SetArrowType(VGrainlineData::ArrowType(ui->comboBoxArrow->currentIndex()));
+    piece.GetGrainlineGeometry().SetArrowType(static_cast<ArrowType>(ui->comboBoxArrow->currentIndex()));
 
     return piece;
 }

src/libs/vwidgets/vgrainlineitem.cpp

@@ -65,7 +65,7 @@ VGrainlineItem::VGrainlineItem(QGraphicsItem* pParent)
       m_ptFinish(),
       m_ptCenter(),
       m_dAngle(0),
-      m_eArrowType(VGrainlineData::atBoth)
+      m_eArrowType(ArrowType::atBoth)
 {
     m_inactiveZ = 5;
     Reset();
@@ -107,7 +107,7 @@ void VGrainlineItem::paint(QPainter* pP, const QStyleOptionGraphicsItem* pOption
     QPolygonF poly;
     QPointF ptA;
     qreal dArrLen = ARROW_LENGTH*m_dScale;
-    if (m_eArrowType != VGrainlineData::atRear)
+    if (m_eArrowType != ArrowType::atRear)
     {
         // first arrow
         poly << pt1;
@@ -119,7 +119,7 @@ void VGrainlineItem::paint(QPainter* pP, const QStyleOptionGraphicsItem* pOption
         poly << ptA;
         pP->drawPolygon(poly);
     }
-    if (m_eArrowType != VGrainlineData::atFront)
+    if (m_eArrowType != ArrowType::atFront)
     {
         // second arrow
         poly.clear();
@@ -187,8 +187,7 @@ void VGrainlineItem::paint(QPainter* pP, const QStyleOptionGraphicsItem* pOption
  * @param dRotation rotation of the grainline in [degrees]
  * @param dLength length of the grainline in user's units
  */
-void VGrainlineItem::UpdateGeometry(const QPointF& ptPos, qreal dRotation, qreal dLength,
-                                    VGrainlineData::ArrowType eAT)
+void VGrainlineItem::UpdateGeometry(const QPointF& ptPos, qreal dRotation, qreal dLength, ArrowType eAT)
 {
     m_dRotation = qDegreesToRadians(dRotation);
     m_dLength = dLength;

src/libs/vwidgets/vgrainlineitem.h

@@ -40,8 +40,7 @@ public:
     virtual ~VGrainlineItem();
 
     virtual void paint(QPainter* pP, const QStyleOptionGraphicsItem* pOption, QWidget* pWidget) Q_DECL_OVERRIDE;
-    void         UpdateGeometry(const QPointF& ptPos, qreal dRotation, qreal dLength,
-                                VGrainlineData::ArrowType eAT);
+    void         UpdateGeometry(const QPointF& ptPos, qreal dRotation, qreal dLength, ArrowType eAT);
 
     bool IsContained(const QPointF &pt, qreal dRot, qreal &dX, qreal &dY) const;
     void SetScale(qreal dScale);
@@ -75,7 +74,7 @@ private:
     QPointF                       m_ptFinish;
     QPointF                       m_ptCenter;
     qreal                         m_dAngle;
-    VGrainlineData::ArrowType m_eArrowType;
+    ArrowType                     m_eArrowType;
 };
 
 #endif // VGRAINLINEITEM_H