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