src/PartSet/PartSet_WidgetPoint2dDistance.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_WidgetPoint2dDistance.cpp
   4 // Created:     23 June 2014
   5 // Author:      Vitaly Smetannikov
   6
   7 #include "PartSet_WidgetPoint2dDistance.h"
   8 #include "PartSet_Tools.h"
   9
  10 #include <XGUI_Tools.h>
  11 #include <XGUI_Workshop.h>
  12 #include <XGUI_Displayer.h>
  13
  14 #include <ModuleBase_ParamSpinBox.h>
  15 #include <ModuleBase_IWorkshop.h>
  16 #include <ModuleBase_IViewWindow.h>
  17 #include <ModuleBase_IViewer.h>
  18 #include <ModuleBase_Tools.h>
  19 #include <ModuleBase_WidgetValidator.h>
  20
  21 #include <GeomAPI_Pnt2d.h>
  22 #include <Config_WidgetAPI.h>
  23 #include <GeomDataAPI_Point2D.h>
  24
  25 #include <ModelAPI_Data.h>
  26 #include <ModelAPI_AttributeDouble.h>
  27
  28 #include <QMouseEvent>
  29
  30 PartSet_WidgetPoint2dDistance::PartSet_WidgetPoint2dDistance(QWidget* theParent,
  31                                                              ModuleBase_IWorkshop* theWorkshop,
  32                                                              const Config_WidgetAPI* theData)
  33 : ModuleBase_WidgetDoubleValue(theParent, theData), myWorkshop(theWorkshop),
  34   myValueIsCashed(false), myIsFeatureVisibleInCash(true), myValueInCash(0)
  35 {
  36   myFirstPntName = theData->getProperty("first_point");
  37   myWidgetValidator = new ModuleBase_WidgetValidator(this, myWorkshop);
  38 }
  39
  40 PartSet_WidgetPoint2dDistance::~PartSet_WidgetPoint2dDistance()
  41 {
  42 }
  43
  44 bool PartSet_WidgetPoint2dDistance::isValidSelectionCustom(
  45                                       const std::shared_ptr<ModuleBase_ViewerPrs>& theValue)
  46 {
  47   return false;
  48 }
  49
  50 bool PartSet_WidgetPoint2dDistance::resetCustom()
  51 {
  52   bool aDone = false;
  53   if (!isUseReset() || isComputedDefault() || mySpinBox->hasVariable()) {
  54     aDone = false;
  55   }
  56   else {
  57     if (myValueIsCashed) {
  58       // if the restored value should be hidden, aDone = true to set
  59       // reset state for the widget in the parent
  60       aDone = restoreCurentValue();
  61       emit objectUpdated();
  62     }
  63     else
  64       aDone = ModuleBase_WidgetDoubleValue::resetCustom();
  65   }
  66   return aDone;
  67 }
  68
  69 void PartSet_WidgetPoint2dDistance::setPoint(FeaturePtr theFeature,
  70                                              const std::shared_ptr<GeomAPI_Pnt2d>& thePnt)
  71 {
  72   std::shared_ptr<ModelAPI_Data> aData = theFeature->data();
  73   std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  74       aData->attribute(myFirstPntName));
  75   if (!aPoint)
  76     return;
  77
  78   double aValue = computeValue(aPoint->pnt(), thePnt);
  79   AttributeDoublePtr aReal = aData->real(attributeID());
  80   if (aReal && (aReal->value() != aValue)) {
  81     aReal->setValue(aValue);
  82
  83     ModuleBase_Tools::setSpinValue(mySpinBox, aValue);
  84     storeValue();
  85   }
  86 }
  87
  88 double PartSet_WidgetPoint2dDistance::computeValue(const std::shared_ptr<GeomAPI_Pnt2d>& theFirstPnt,
  89                                                    const std::shared_ptr<GeomAPI_Pnt2d>& theCurrentPnt)
  90 {
  91   return theCurrentPnt->distance(theFirstPnt);
  92 }
  93
  94 void PartSet_WidgetPoint2dDistance::activateCustom()
  95 {
  96   ModuleBase_IViewer* aViewer = myWorkshop->viewer();
  97   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
  98           this, SLOT(onMouseMove(ModuleBase_IViewWindow*, QMouseEvent*)));
  99   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 100           this, SLOT(onMouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)));
 101 }
 102
 103 void PartSet_WidgetPoint2dDistance::deactivate()
 104 {
 105   ModuleBase_ModelWidget::deactivate();
 106   ModuleBase_IViewer* aViewer = myWorkshop->viewer();
 107   disconnect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 108              this, SLOT(onMouseMove(ModuleBase_IViewWindow*, QMouseEvent*)));
 109   disconnect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 110              this, SLOT(onMouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)));
 111 }
 112
 113 void PartSet_WidgetPoint2dDistance::onMouseRelease(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 114 {
 115   // the contex menu release by the right button should not be processed by this widget
 116   if (theEvent->button() != Qt::LeftButton)
 117     return;
 118
 119   if (mySpinBox->hasVariable())
 120     return;
 121
 122   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWnd->v3dView());
 123
 124   double aX, aY;
 125   PartSet_Tools::convertTo2D(aPoint, mySketch, theWnd->v3dView(), aX, aY);
 126
 127   std::shared_ptr<GeomAPI_Pnt2d> aPnt = std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(aX, aY));
 128   setPoint(feature(), aPnt);
 129
 130   // if the validator of the control returns false, focus should not be switched
 131   if (getError().isEmpty())
 132     emit focusOutWidget(this);
 133 }
 134
 135 void PartSet_WidgetPoint2dDistance::onMouseMove(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 136 {
 137   if (isEditingMode())
 138     return;
 139
 140   if (mySpinBox->hasVariable())
 141     return;
 142
 143   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWnd->v3dView());
 144
 145   double aX, aY;
 146   PartSet_Tools::convertTo2D(aPoint, mySketch, theWnd->v3dView(), aX, aY);
 147
 148   std::shared_ptr<GeomAPI_Pnt2d> aPnt = std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(aX, aY));
 149   if (myState != ModifiedInViewer)
 150     storeCurentValue();
 151
 152   bool isBlocked = blockValueState(true);
 153   setPoint(feature(), aPnt);
 154   blockValueState(isBlocked);
 155   setValueState(ModifiedInViewer);
 156 }
 157
 158 void PartSet_WidgetPoint2dDistance::storeCurentValue()
 159 {
 160   // do not use cash if a variable is used
 161   if (mySpinBox->hasVariable())
 162     return;
 163
 164   myValueIsCashed = true;
 165   myIsFeatureVisibleInCash = XGUI_Displayer::isVisible(
 166                        XGUI_Tools::workshop(myWorkshop)->displayer(), myFeature);
 167   myValueInCash = mySpinBox->value();
 168 }
 169
 170 bool PartSet_WidgetPoint2dDistance::restoreCurentValue()
 171 {
 172   bool aRestoredAndHidden = true;
 173
 174   bool isVisible = myIsFeatureVisibleInCash;
 175   // fill the control widgets by the cashed value
 176
 177   myValueIsCashed = false;
 178   myIsFeatureVisibleInCash = true;
 179   ModuleBase_Tools::setSpinValue(mySpinBox, myValueInCash);
 180
 181   // store value to the model
 182   storeValueCustom();
 183   if (isVisible) {
 184     setValueState(Stored);
 185     aRestoredAndHidden = false;
 186   }
 187   else
 188     aRestoredAndHidden = true;
 189
 190   return aRestoredAndHidden;
 191 }
 192
 193 bool PartSet_WidgetPoint2dDistance::processEnter()
 194 {
 195   bool isModified = getValueState() == ModifiedInPP;
 196   if (isModified) {
 197     emit valuesChanged();
 198     mySpinBox->selectAll();
 199   }
 200   return isModified;
 201 }