src/SketcherPrs/SketcherPrs_DimensionStyleListener.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        SketcherPrs_DimensionStyleListener.cpp
   4 // Created:     31 March 2016
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include "SketcherPrs_DimensionStyleListener.h"
   8 #include <Prs3d_DimensionAspect.hxx>
   9 #include "SketcherPrs_Tools.h"
  10
  11 #include <Events_Loop.h>
  12
  13 #include <AIS_Dimension.hxx>
  14 #include <TCollection_ExtendedString.hxx>
  15
  16 //#ifndef WNT
  17 //  #define COMPILATION_CORRECTION
  18 //#endif
  19
  20 // it is not possible to use 0x2211 as summ symbol because it is not supported by
  21 // debian Linux platform
  22 static const Standard_ExtCharacter MyEmptySymbol(' ');
  23 static const Standard_ExtCharacter MySigmaSymbol('=');//0x03A3); // using equal instead of sigma
  24
  25 SketcherPrs_DimensionStyleListener::DimensionValue::DimensionValue(double theDoubleValue,
  26                                      bool theHasParameters, const std::string& theTextValue)
  27 : myDoubleValue(theDoubleValue),
  28   myHasParameters(theHasParameters),
  29   myTextValue(theTextValue)
  30 {
  31 }
  32
  33 void SketcherPrs_DimensionStyleListener::DimensionValue::init(
  34                                                 const AttributeDoublePtr& theAttributeValue)
  35 {
  36   myDoubleValue = theAttributeValue->value();
  37   myHasParameters = theAttributeValue->usedParameters().size() > 0;
  38   myTextValue = theAttributeValue->text();
  39 }
  40
  41 SketcherPrs_DimensionStyleListener::SketcherPrs_DimensionStyleListener()
  42 {
  43   Events_Loop* aLoop = Events_Loop::loop();
  44   const Events_ID kDocCreatedEvent =
  45                 SketcherPrs_ParameterStyleMessage::eventId();
  46   aLoop->registerListener(this, kDocCreatedEvent, NULL, false);
  47 }
  48
  49 SketcherPrs_DimensionStyleListener::~SketcherPrs_DimensionStyleListener()
  50 {
  51   Events_Loop* aLoop = Events_Loop::loop();
  52   aLoop->removeListener(this);
  53 }
  54
  55 void SketcherPrs_DimensionStyleListener::processEvent(
  56   const std::shared_ptr<Events_Message>& theMessage)
  57 {
  58   const Events_ID kParameterStyleEvent = SketcherPrs_ParameterStyleMessage::eventId();
  59   if (theMessage->eventID() == kParameterStyleEvent) {
  60     std::shared_ptr<SketcherPrs_ParameterStyleMessage> aMessage = std::dynamic_pointer_cast<
  61                                             SketcherPrs_ParameterStyleMessage>(theMessage);
  62     myStyle = aMessage->style();
  63   }
  64 }
  65
  66 void SketcherPrs_DimensionStyleListener::updateDimensions(AIS_Dimension* theDimension,
  67           const SketcherPrs_DimensionStyleListener::DimensionValue& theDimensionValue)
  68 {
  69   if (!theDimension)
  70     return;
  71   updateDimensions(theDimension, theDimensionValue.myHasParameters,
  72                    theDimensionValue.myTextValue, theDimensionValue.myDoubleValue);
  73 }
  74
  75 void SketcherPrs_DimensionStyleListener::updateDimensions(AIS_Dimension* theDimension,
  76                                                           const bool theHasParameters,
  77                                                           const std::string& theTextValue,
  78                                                           const double theDoubleValue)
  79 {
  80   if (!theDimension)
  81     return;
  82
  83   /// do not show special symbols of dimension: previous implementation did not allow to unite them
  84   theDimension->SetSpecialSymbol(MyEmptySymbol);
  85   theDimension->SetDisplaySpecialSymbol(AIS_DSS_No);
  86
  87   TCollection_ExtendedString aCustomValue;
  88   if (theHasParameters) {
  89     bool isParameterTextStyle = myStyle == SketcherPrs_ParameterStyleMessage::ParameterText;
  90
  91     if (isParameterTextStyle)
  92       aCustomValue = theTextValue.c_str();
  93     else {
  94       // format value string using "sprintf"
  95       TCollection_AsciiString aFormatStr =
  96         theDimension->Attributes()->DimensionAspect()->ValueStringFormat();
  97       char aFmtBuffer[256];
  98       sprintf (aFmtBuffer, aFormatStr.ToCString(), theDoubleValue);
  99       aCustomValue = TCollection_ExtendedString (aFmtBuffer);
 100
 101       aCustomValue.Insert (1, MySigmaSymbol);
 102     }
 103   }
 104   else {
 105     // format value string using "sprintf"
 106     TCollection_AsciiString aFormatStr =
 107       theDimension->Attributes()->DimensionAspect()->ValueStringFormat();
 108     char aFmtBuffer[256];
 109     sprintf (aFmtBuffer, aFormatStr.ToCString(), theDoubleValue);
 110     aCustomValue = TCollection_ExtendedString (aFmtBuffer);
 111   }
 112 #ifdef COMPILATION_CORRECTION
 113   theDimension->SetCustomValue(theDoubleValue);
 114 #else
 115   theDimension->SetCustomValue(aCustomValue);
 116 #endif
 117 }
 118