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