GraphicPropertyItem.cpp

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/*  Copyright (C) 2008-2014 National Institute For Space Research (INPE) - Brazil.

    This file is part of the TerraLib - a Framework for building GIS enabled applications.

    TerraLib is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License,
    or (at your option) any later version.

    TerraLib is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with TerraLib. See COPYING. If not, write to
    TerraLib Team at <terralib-team@terralib.org>.
 */

/*!
  \file terralib/qt/widgets/se/GraphicPropertyItem.cpp

  \brief A widget used to define the general properties of a se object.
*/

// TerraLib
#include "../../../se/Utils.h"
#include "../../../se.h"
#include "../../../xlink/SimpleLink.h"
#include "../propertybrowser/AbstractPropertyManager.h"
#include "GraphicPropertyItem.h"

// QtPropertyBrowser
#include <QtPropertyBrowser/QtTreePropertyBrowser>
#include <QtPropertyBrowser/QtVariantPropertyManager>

// STL
#include <cassert>


te::qt::widgets::GraphicPropertyItem::GraphicPropertyItem(QtTreePropertyBrowser* pb, QColor c) : te::qt::widgets::AbstractPropertyItem(pb, c),
  m_setLocalGraphic(false), m_graphic(new te::se::Graphic)
{
  //build property browser basic stroke
  QtProperty* generalProperty = te::qt::widgets::AbstractPropertyManager::getInstance().m_groupManager->addProperty(tr("Graphic"));

  //size
  m_sizeProperty = te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->addProperty(tr("Size"));
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setValue(m_sizeProperty, 16);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setMinimum(m_sizeProperty, 1);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setMaximum(m_sizeProperty, 1024);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setSingleStep(m_sizeProperty, 1);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setDecimals(m_sizeProperty, 2);
  generalProperty->addSubProperty(m_sizeProperty);

  //angle
  m_angleProperty = te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->addProperty(tr("Angle"));
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setValue(m_angleProperty, 0);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setMinimum(m_angleProperty, 0);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setMaximum(m_angleProperty, 360);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setSingleStep(m_angleProperty, 10);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setDecimals(m_angleProperty, 2);
  generalProperty->addSubProperty(m_angleProperty);

  //opacity
  m_opacityProperty = te::qt::widgets::AbstractPropertyManager::getInstance().m_intSliderManager->addProperty(tr("Opacity"));
  te::qt::widgets::AbstractPropertyManager::getInstance().m_intSliderManager->setValue(m_opacityProperty, 100);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_intSliderManager->setMinimum(m_opacityProperty, 0);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_intSliderManager->setMaximum(m_opacityProperty, 100);
  te::qt::widgets::AbstractPropertyManager::getInstance().m_intSliderManager->setSingleStep(m_opacityProperty, 10);
  generalProperty->addSubProperty(m_opacityProperty);

  ////displacement
  //m_displacementProperty = te::qt::widgets::AbstractPropertyManager::getInstance().m_pointFManager->addProperty(tr("Displacement"));
  //te::qt::widgets::AbstractPropertyManager::getInstance().m_pointFManager->setValue(m_displacementProperty, QPointF(0., 0.));
  //te::qt::widgets::AbstractPropertyManager::getInstance().m_pointFManager->setDecimals(m_displacementProperty, 2);
  //generalProperty->addSubProperty(m_displacementProperty);

  ////anchor
  //m_anchorProperty = te::qt::widgets::AbstractPropertyManager::getInstance().m_pointFManager->addProperty(tr("Anchor"));
  //te::qt::widgets::AbstractPropertyManager::getInstance().m_pointFManager->setValue(m_anchorProperty, QPointF(0.5, 0.5));
  //te::qt::widgets::AbstractPropertyManager::getInstance().m_pointFManager->setDecimals(m_anchorProperty, 2);
  //generalProperty->addSubProperty(m_anchorProperty);

  addProperty(generalProperty, tr("Graphic"), QColor(210, 210, 210));
}

te::qt::widgets::GraphicPropertyItem::~GraphicPropertyItem()
{
}

bool te::qt::widgets::GraphicPropertyItem::setGraphic(const te::se::Graphic* graphic)
{
  assert(graphic);

  delete m_graphic;

  m_setLocalGraphic = true;

  m_graphic = graphic->clone();

  updateUi();

  m_setLocalGraphic = false;

  return true;
}

te::se::Graphic* te::qt::widgets::GraphicPropertyItem::getGraphic() const
{
  return m_graphic->clone();
}

void te::qt::widgets::GraphicPropertyItem::valueChanged(QtProperty *p, int value)
{
  if(m_setLocalGraphic)
    return;

  if(p == m_opacityProperty)
  {
    double opacity = value / 100.0;
    m_graphic->setOpacity(new te::se::ParameterValue(QString::number(opacity, 'g', 2).toStdString()));
    emit graphicChanged();
  }
}

void te::qt::widgets::GraphicPropertyItem::valueChanged(QtProperty *p, double value)
{
  if(m_setLocalGraphic)
    return;

  QString valueStr;
  valueStr.setNum(value);

  if(p == m_sizeProperty)
  {
    m_graphic->setSize(new te::se::ParameterValue(valueStr.toStdString()));
    emit graphicChanged();
  }
  else if(p == m_angleProperty)
  {
    m_graphic->setRotation(new te::se::ParameterValue(valueStr.toStdString()));
    emit graphicChanged();
  }
}

void te::qt::widgets::GraphicPropertyItem::valueChanged(QtProperty* p, const QPointF &value)
{
  if(m_setLocalGraphic)
    return;

  QString xStr, yStr;
  xStr.setNum(value.x());
  yStr.setNum(value.y());

  //if(p == m_displacementProperty)
  //{
  //  te::se::Displacement* disp = new te::se::Displacement;
  //  disp->setDisplacementX(new te::se::ParameterValue(xStr.toStdString()));
  //  disp->setDisplacementY(new te::se::ParameterValue(yStr.toStdString()));
  //  m_graphic->setDisplacement(disp);

  //  emit graphicChanged();
  //}
  //else if(p == m_anchorProperty)
  //{
  //  te::se::AnchorPoint* ac = new te::se::AnchorPoint;
  //  ac->setAnchorPointX(new te::se::ParameterValue(xStr.toStdString()));
  //  ac->setAnchorPointY(new te::se::ParameterValue(yStr.toStdString()));
  //  m_graphic->setAnchorPoint(ac);

  //  emit graphicChanged();
  //}
}

void te::qt::widgets::GraphicPropertyItem::updateUi()
{
  // Size
  const te::se::ParameterValue* size = m_graphic->getSize();
  if(size)
    te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setValue(m_sizeProperty, te::se::GetDouble(size));

  // Rotation
  const te::se::ParameterValue* rotation = m_graphic->getRotation();
  if(rotation)
    te::qt::widgets::AbstractPropertyManager::getInstance().m_doubleManager->setValue(m_angleProperty, te::se::GetDouble(rotation));

  // Opacity
  const te::se::ParameterValue* opacity = m_graphic->getOpacity();
  if(opacity)
    te::qt::widgets::AbstractPropertyManager::getInstance().m_intSliderManager->setValue(m_opacityProperty, te::se::GetDouble(opacity) * 100);

  //// Displacement
  //const te::se::Displacement* disp = m_graphic->getDisplacement();
  //if(disp)
  //{
  //  const te::se::ParameterValue* dispx = disp->getDisplacementX();
  //  const te::se::ParameterValue* dispy = disp->getDisplacementY();
  //  if(dispx && dispy)
  //    te::qt::widgets::AbstractPropertyManager::getInstance().m_pointFManager->setValue(m_displacementProperty, 
  //      QPointF(te::map::GetDouble(dispx), te::map::GetDouble(dispy)));
  //}

  //// Anchor Point
  //const te::se::AnchorPoint* ac = m_graphic->getAnchorPoint();
  //if(ac)
  //{
  //  const te::se::ParameterValue* acx = ac->getAnchorPointX();
  //  const te::se::ParameterValue* acy = ac->getAnchorPointY();
  //  if(acx && acy)
  //    te::qt::widgets::AbstractPropertyManager::getInstance().m_pointFManager->setValue(m_anchorProperty, 
  //      QPointF(te::map::GetDouble(acx), te::map::GetDouble(acy)));
  //}
}