Copy-on-write for class VPatternLabelData.

--HG--
branch : feature

src/libs/vpatterndb/floatItemData/vpatternlabeldata.cpp

@@ -27,19 +27,33 @@
  *************************************************************************/
 
 #include "vpatternlabeldata.h"
+#include "vpatternlabeldata_p.h"
 #include "../ifc/ifcdef.h"
 
 //---------------------------------------------------------------------------------------------------------------------
 VPatternLabelData::VPatternLabelData()
     : VAbstractFloatItemData(),
-      m_dLabelWidth(0),
-      m_dLabelHeight(0),
-      m_iFontSize(0),
-      m_dRotation(0),
-      m_topLeftPin(NULL_ID),
-      m_bottomRightPin(NULL_ID)
+      d(new VPatternLabelDataPrivate())
 {}
 
+//---------------------------------------------------------------------------------------------------------------------
+VPatternLabelData::VPatternLabelData(const VPatternLabelData &data)
+    : VAbstractFloatItemData(data),
+      d (data.d)
+{}
+
+//---------------------------------------------------------------------------------------------------------------------
+VPatternLabelData &VPatternLabelData::operator=(const VPatternLabelData &data)
+{
+    if ( &data == this )
+    {
+        return *this;
+    }
+    VAbstractFloatItemData::operator=(data);
+    d = data.d;
+    return *this;
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 VPatternLabelData::~VPatternLabelData()
 {}
@@ -47,71 +61,71 @@ VPatternLabelData::~VPatternLabelData()
 //---------------------------------------------------------------------------------------------------------------------
 qreal VPatternLabelData::GetLabelWidth() const
 {
-    return m_dLabelWidth;
+    return d->m_dLabelWidth;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VPatternLabelData::SetLabelWidth(qreal dLabelW)
 {
-    m_dLabelWidth = dLabelW;
+    d->m_dLabelWidth = dLabelW;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 qreal VPatternLabelData::GetLabelHeight() const
 {
-    return m_dLabelHeight;
+    return d->m_dLabelHeight;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VPatternLabelData::SetLabelHeight(qreal dLabelH)
 {
-    m_dLabelHeight = dLabelH;
+    d->m_dLabelHeight = dLabelH;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 int VPatternLabelData::GetFontSize() const
 {
-    return m_iFontSize;
+    return d->m_iFontSize;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VPatternLabelData::SetFontSize(int iSize)
 {
-    m_iFontSize = iSize;
+    d->m_iFontSize = iSize;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 qreal VPatternLabelData::GetRotation() const
 {
-    return m_dRotation;
+    return d->m_dRotation;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VPatternLabelData::SetRotation(qreal dRot)
 {
-    m_dRotation = dRot;
+    d->m_dRotation = dRot;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 quint32 VPatternLabelData::TopLeftPin() const
 {
-    return m_topLeftPin;
+    return d->m_topLeftPin;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VPatternLabelData::SetTopLeftPin(const quint32 &topLeftPin)
 {
-    m_topLeftPin = topLeftPin;
+    d->m_topLeftPin = topLeftPin;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 quint32 VPatternLabelData::BottomRightPin() const
 {
-    return m_bottomRightPin;
+    return d->m_bottomRightPin;
 }
 
 //---------------------------------------------------------------------------------------------------------------------
 void VPatternLabelData::SetBottomRightPin(const quint32 &bottomRightPin)
 {
-    m_bottomRightPin = bottomRightPin;
+    d->m_bottomRightPin = bottomRightPin;
 }

src/libs/vpatterndb/floatItemData/vpatternlabeldata.h

@@ -33,6 +33,8 @@
 
 #include "vabstractfloatitemdata.h"
 
+class VPatternLabelDataPrivate;
+
 /**
  * @brief The VPatternLabelData class holds the information about pattern info label geometry
  */
@@ -40,6 +42,8 @@ class VPatternLabelData : public VAbstractFloatItemData
 {
 public:
     VPatternLabelData();
+    VPatternLabelData(const VPatternLabelData &data);
+    VPatternLabelData &operator=(const VPatternLabelData &data);
     virtual ~VPatternLabelData();
 
     // methods, which set up label parameters
@@ -62,18 +66,7 @@ public:
     void    SetBottomRightPin(const quint32 &bottomRightPin);
 
 protected:
-    /** @brief m_dLabelWidth label width */
-    qreal   m_dLabelWidth;
-    /** @brief m_dLabelHeight label height */
-    qreal   m_dLabelHeight;
-    /** @brief m_iFontSize label text base font size */
-    int     m_iFontSize;
-    /** @brief m_dRotation label rotation */
-    qreal   m_dRotation;
-    /** @brief m_topLeftPin top left corner pin id */
-    quint32 m_topLeftPin;
-    /** @brief m_bottomRightPin bottom right corner pin id */
-    quint32 m_bottomRightPin;
+    QSharedDataPointer<VPatternLabelDataPrivate> d;
 };
 
 #endif // VPATTERNINFOGEOMETRY_H

src/libs/vpatterndb/floatItemData/vpatternlabeldata_p.h

@@ -0,0 +1,88 @@
+/************************************************************************
+ **
+ **  @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 VPATTERNLABELDATA_P_H
+#define VPATTERNLABELDATA_P_H
+
+#include <QPointF>
+#include <QSharedData>
+
+#include "../vmisc/diagnostic.h"
+#include "../ifc/ifcdef.h"
+
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_GCC("-Weffc++")
+
+class VPatternLabelDataPrivate : public QSharedData
+{
+public:
+    VPatternLabelDataPrivate()
+        : m_dLabelWidth(0),
+          m_dLabelHeight(0),
+          m_iFontSize(0),
+          m_dRotation(0),
+          m_topLeftPin(NULL_ID),
+          m_bottomRightPin(NULL_ID)
+    {}
+
+    VPatternLabelDataPrivate(const VPatternLabelDataPrivate &data)
+        : QSharedData(data),
+          m_dLabelWidth(data.m_dLabelWidth),
+          m_dLabelHeight(data.m_dLabelHeight),
+          m_iFontSize(data.m_iFontSize),
+          m_dRotation(data.m_dRotation),
+          m_topLeftPin(data.m_topLeftPin),
+          m_bottomRightPin(data.m_bottomRightPin)
+    {}
+
+    ~VPatternLabelDataPrivate();
+
+    /** @brief m_dLabelWidth label width */
+    qreal   m_dLabelWidth;
+    /** @brief m_dLabelHeight label height */
+    qreal   m_dLabelHeight;
+    /** @brief m_iFontSize label text base font size */
+    int     m_iFontSize;
+    /** @brief m_dRotation label rotation */
+    qreal   m_dRotation;
+    /** @brief m_topLeftPin top left corner pin id */
+    quint32 m_topLeftPin;
+    /** @brief m_bottomRightPin bottom right corner pin id */
+    quint32 m_bottomRightPin;
+
+private:
+    VPatternLabelDataPrivate &operator=(const VPatternLabelDataPrivate &) Q_DECL_EQ_DELETE;
+};
+
+VPatternLabelDataPrivate::~VPatternLabelDataPrivate()
+{}
+
+QT_WARNING_POP
+
+#endif // VPATTERNLABELDATA_P_H
+

src/libs/vpatterndb/vpatterndb.pri

@@ -70,4 +70,5 @@ HEADERS += \
     $$PWD/floatItemData/vabstractfloatitemdata.h \
     $$PWD/floatItemData/vabstractfloatitemdata_p.h \
     $$PWD/floatItemData/vgrainlinedata_p.h \
-    $$PWD/floatItemData/floatitemdef.h
+    $$PWD/floatItemData/floatitemdef.h \
+    $$PWD/floatItemData/vpatternlabeldata_p.h