#include <assert.h>
  #include <stdlib.h>
  #include "string_layout.h"
  
  namespace Poincare {
  
  StringLayout::StringLayout(const char * string, size_t length, KDText::FontSize fontSize) :
    ExpressionLayout(),
    m_fontSize(fontSize)
  {
    m_string = new char[length+1];
    memcpy(m_string, string, length);
    m_string[length] = 0;
    // Half height of the font.
    m_baseline = (KDText::charSize(m_fontSize).height()+1)/2;
  }
  
  StringLayout::~StringLayout() {
    delete[] m_string;
  }
  
  char * StringLayout::text() {
    return m_string;
  }
  
  ExpressionLayout * StringLayout::child(uint16_t index) {
    return nullptr;
  }
  
  void StringLayout::render(KDContext * ctx, KDPoint p, KDColor expressionColor, KDColor backgroundColor) {
    ctx->drawString(m_string, p, m_fontSize, expressionColor, backgroundColor);
  }
  
  KDPoint StringLayout::positionOfChild(ExpressionLayout * child) {
    assert(false); // We should never be here
    return KDPointZero;
  }
  
  KDSize StringLayout::computeSize() {
    return KDText::stringSize(m_string, m_fontSize);
  }
  
  }