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epsilon-master/apps/graph/list/list_controller.cpp 2.92 KB
6663b6c9   adorian   projet complet av...
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  #include "list_controller.h"
  #include "../app.h"
  #include "../../i18n.h"
  #include <assert.h>
  #include <escher/metric.h>
  
  using namespace Shared;
  
  namespace Graph {
  
  ListController::ListController(Responder * parentResponder, CartesianFunctionStore * functionStore, ButtonRowController * header, ButtonRowController * footer) :
    Shared::FunctionListController(parentResponder, functionStore, header, footer, I18n::Message::AddFunction),
    m_functionTitleCells{},
    m_expressionCells{},
    m_parameterController(this, functionStore, I18n::Message::FunctionColor, I18n::Message::DeleteFunction)
  {
  }
  
  const char * ListController::title() {
    return I18n::translate(I18n::Message::FunctionTab);
  }
  
  ListParameterController * ListController::parameterController() {
    return &m_parameterController;
  }
  
  int ListController::maxNumberOfRows() {
    return k_maxNumberOfRows;
  }
  
  HighlightCell * ListController::titleCells(int index) {
    assert(index >= 0 && index < k_maxNumberOfRows);
    return m_functionTitleCells[index];
  }
  
  HighlightCell * ListController::expressionCells(int index) {
    assert(index >= 0 && index < k_maxNumberOfRows);
    return m_expressionCells[index];
  }
  
  
  void ListController::willDisplayTitleCellAtIndex(HighlightCell * cell, int j) {
    Shared::BufferFunctionTitleCell * myFunctionCell = (Shared::BufferFunctionTitleCell *)cell;
    CartesianFunction * function = ((CartesianFunctionStore *)m_functionStore)->modelAtIndex(j);
    char bufferName[5] = {*function->name(),'(', m_functionStore->symbol(),')', 0};
    myFunctionCell->setText(bufferName);
    KDColor functionNameColor = function->isActive() ? function->color() : Palette::GreyDark;
    myFunctionCell->setColor(functionNameColor);
  }
  
  void ListController::willDisplayExpressionCellAtIndex(HighlightCell * cell, int j) {
    Shared::FunctionListController::willDisplayExpressionCellAtIndex(cell, j);
    FunctionExpressionCell * myCell = (FunctionExpressionCell *)cell;
    Function * f = m_functionStore->modelAtIndex(j);
    bool active = f->isActive();
    KDColor textColor = active ? KDColorBlack : Palette::GreyDark;
    myCell->setTextColor(textColor);
  }
  
  bool ListController::removeModelRow(ExpressionModel * model) {
    if (m_functionStore->numberOfModels() > 1) {
      return Shared::FunctionListController::removeModelRow(model);
    }
    return false;
  }
  
  View * ListController::loadView() {
    for (int i = 0; i < k_maxNumberOfRows; i++) {
      m_functionTitleCells[i] = new Shared::BufferFunctionTitleCell(FunctionTitleCell::Orientation::VerticalIndicator);
      m_expressionCells[i] = new FunctionExpressionCell();
      m_expressionCells[i]->setLeftMargin(k_expressionMargin);
    }
    return Shared::FunctionListController::loadView();
  }
  
  void ListController::unloadView(View * view) {
    for (int i = 0; i < k_maxNumberOfRows; i++) {
      delete m_functionTitleCells[i];
      m_functionTitleCells[i] = nullptr;
      delete m_expressionCells[i];
      m_expressionCells[i] = nullptr;
    }
    Shared::FunctionListController::unloadView(view);
  }
  
  }