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build3/poincare/src/store.cpp 1.84 KB
6663b6c9   adorian   projet complet av...
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  extern "C" {
  #include <assert.h>
  #include <stdlib.h>
  #include <math.h>
  }
  #include <poincare/store.h>
  #include <ion.h>
  #include <poincare/complex.h>
  #include <poincare/context.h>
  #include "layout/horizontal_layout.h"
  #include "layout/string_layout.h"
  
  namespace Poincare {
  
  Expression::Type Store::type() const {
    return Type::Store;
  }
  
  Expression * Store::clone() const {
    return new Store(operands(), true);
  }
  
  static_assert('\x8F' == Ion::Charset::Sto, "Incorrect");
  int Store::writeTextInBuffer(char * buffer, int bufferSize, int numberOfSignificantDigits) const {
    return LayoutEngine::writeInfixExpressionTextInBuffer(this, buffer, bufferSize, numberOfSignificantDigits, "\x8F");
  }
  
  Expression * Store::shallowReduce(Context& context, AngleUnit angleUnit) {
    context.setExpressionForSymbolName(value(), symbol(), context);
    return replaceWith(editableOperand(1), true)->shallowReduce(context, angleUnit);
  }
  
  ExpressionLayout * Store::privateCreateLayout(FloatDisplayMode floatDisplayMode, ComplexFormat complexFormat) const {
    assert(floatDisplayMode != FloatDisplayMode::Default);
    assert(complexFormat != ComplexFormat::Default);
    ExpressionLayout * childrenLayouts[3];
    childrenLayouts[0] = value()->createLayout(floatDisplayMode, complexFormat);
    const char stoSymbol[2] = {Ion::Charset::Sto, 0};
    childrenLayouts[1] = new StringLayout(stoSymbol, 1);
    childrenLayouts[2] = symbol()->createLayout(floatDisplayMode, complexFormat);
    return new HorizontalLayout(childrenLayouts, 3);
  }
  
  template<typename T>
  Expression * Store::templatedApproximate(Context& context, AngleUnit angleUnit) const {
    context.setExpressionForSymbolName(value(), symbol(), context);
    if (context.expressionForSymbol(symbol()) != nullptr) {
      return context.expressionForSymbol(symbol())->approximate<T>(context, angleUnit);
    }
    return new Complex<T>(Complex<T>::Float(NAN));
  }
  
  }