/***

  Olive - Non-Linear Video Editor
  Copyright (C) 2019 Olive Team

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

  This program 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.

***/

#include "timelineviewghostitem.h"

#include <QPainter>

TimelineViewGhostItem::TimelineViewGhostItem(QGraphicsItem *parent) :
  TimelineViewRect(parent),
  stream_(nullptr)
{
  setBrush(Qt::NoBrush);
  setPen(QPen(Qt::yellow, 2)); // FIXME: Make customizable via CSS
}

const rational &TimelineViewGhostItem::In()
{
  return in_;
}

const rational &TimelineViewGhostItem::Out()
{
  return out_;
}

rational TimelineViewGhostItem::Length()
{
  return out_ - in_;
}

rational TimelineViewGhostItem::AdjustedLength()
{
  return GetAdjustedOut() - GetAdjustedIn();
}

void TimelineViewGhostItem::SetIn(const rational &in)
{
  in_ = in;

  UpdateRect();
}

void TimelineViewGhostItem::SetOut(const rational &out)
{
  out_ = out;

  UpdateRect();
}

void TimelineViewGhostItem::SetInAdjustment(const rational &in_adj)
{
  in_adj_ = in_adj;

  UpdateRect();
}

void TimelineViewGhostItem::SetOutAdjustment(const rational &out_adj)
{
  out_adj_ = out_adj;

  UpdateRect();
}

rational TimelineViewGhostItem::GetAdjustedIn()
{
  return in_ + in_adj_;
}

rational TimelineViewGhostItem::GetAdjustedOut()
{
  return out_ + out_adj_;
}

const QVariant &TimelineViewGhostItem::data()
{
  return data_;
}

void TimelineViewGhostItem::SetData(const QVariant &data)
{
  data_ = data;
}

void TimelineViewGhostItem::UpdateRect()
{
  rational length = GetAdjustedOut() - GetAdjustedIn();

  setRect(0, 0, TimeToScreenCoord(length), 100);

  setPos(TimeToScreenCoord(GetAdjustedIn()), 0);
}