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/*
* Copyright (C) 2012-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#pragma once
#include "XBDateTime.h"
#include <functional>
#include <map>
#include <memory>
#include <unordered_map>
#include <utility>
#include <vector>
class CFileItem;
class CFileItemList;
namespace PVR
{
struct GridItem
{
GridItem(const std::shared_ptr<CFileItem>& _item, float _width, int _startBlock, int _endBlock)
: item(_item), originWidth(_width), width(_width), startBlock(_startBlock), endBlock(_endBlock)
{
}
bool operator==(const GridItem& other) const
{
return (startBlock == other.startBlock && endBlock == other.endBlock);
}
std::shared_ptr<CFileItem> item;
float originWidth = 0.0f;
float width = 0.0f;
int startBlock = 0;
int endBlock = 0;
};
class CPVREpgInfoTag;
class CGUIEPGGridContainerModel
{
public:
static constexpr int MINSPERBLOCK = 5; // minutes
CGUIEPGGridContainerModel() = default;
virtual ~CGUIEPGGridContainerModel() = default;
void Initialize(const std::unique_ptr<CFileItemList>& items,
const CDateTime& gridStart,
const CDateTime& gridEnd,
int iFirstChannel,
int iChannelsPerPage,
int iFirstBlock,
int iBlocksPerPage,
int iRulerUnit,
float fBlockSize);
void SetInvalid();
static const int INVALID_INDEX = -1;
void FindChannelAndBlockIndex(int channelUid,
unsigned int broadcastUid,
int eventOffset,
int& newChannelIndex,
int& newBlockIndex) const;
void FreeChannelMemory(int keepStart, int keepEnd);
bool FreeProgrammeMemory(int firstChannel, int lastChannel, int firstBlock, int lastBlock);
void FreeRulerMemory(int keepStart, int keepEnd);
std::shared_ptr<CFileItem> GetChannelItem(int iIndex) const { return m_channelItems[iIndex]; }
bool HasChannelItems() const { return !m_channelItems.empty(); }
int ChannelItemsSize() const { return static_cast<int>(m_channelItems.size()); }
int GetLastChannel() const
{
return m_channelItems.empty() ? -1 : static_cast<int>(m_channelItems.size()) - 1;
}
std::shared_ptr<CFileItem> GetRulerItem(int iIndex) const { return m_rulerItems[iIndex]; }
int RulerItemsSize() const { return static_cast<int>(m_rulerItems.size()); }
int GridItemsSize() const { return m_blocks; }
bool IsSameGridItem(int iChannel, int iBlock1, int iBlock2) const;
std::shared_ptr<CFileItem> GetGridItem(int iChannel, int iBlock) const;
int GetGridItemStartBlock(int iChannel, int iBlock) const;
int GetGridItemEndBlock(int iChannel, int iBlock) const;
CDateTime GetGridItemEndTime(int iChannel, int iBlock) const;
float GetGridItemWidth(int iChannel, int iBlock) const;
float GetGridItemOriginWidth(int iChannel, int iBlock) const;
void DecreaseGridItemWidth(int iChannel, int iBlock, float fSize);
bool IsZeroGridDuration() const { return (m_gridEnd - m_gridStart) == CDateTimeSpan(0, 0, 0, 0); }
const CDateTime& GetGridStart() const { return m_gridStart; }
const CDateTime& GetGridEnd() const { return m_gridEnd; }
unsigned int GetGridStartPadding() const;
unsigned int GetPageNowOffset() const;
int GetNowBlock() const;
int GetLastBlock() const { return m_blocks - 1; }
CDateTime GetStartTimeForBlock(int block) const;
int GetBlock(const CDateTime& datetime) const;
int GetFirstEventBlock(const std::shared_ptr<CPVREpgInfoTag>& event) const;
int GetLastEventBlock(const std::shared_ptr<CPVREpgInfoTag>& event) const;
bool IsEventMemberOfBlock(const std::shared_ptr<CPVREpgInfoTag>& event, int iBlock) const;
std::unique_ptr<CFileItemList> GetCurrentTimeLineItems(int firstChannel, int numChannels) const;
private:
GridItem* GetGridItemPtr(int iChannel, int iBlock) const;
std::shared_ptr<CFileItem> CreateGapItem(int iChannel) const;
std::shared_ptr<CFileItem> GetItem(int iChannel, int iBlock) const;
std::vector<std::shared_ptr<CPVREpgInfoTag>> GetEPGTimeline(int iChannel,
const CDateTime& minEventEnd,
const CDateTime& maxEventStart) const;
struct EpgTags
{
std::vector<std::shared_ptr<CFileItem>> tags;
int firstBlock = -1;
int lastBlock = -1;
};
using EpgTagsMap = std::unordered_map<int, EpgTags>;
std::shared_ptr<CFileItem> CreateEpgTags(int iChannel, int iBlock) const;
std::shared_ptr<CFileItem> GetEpgTags(EpgTagsMap::iterator& itEpg,
int iChannel,
int iBlock) const;
std::shared_ptr<CFileItem> GetEpgTagsBefore(EpgTags& epgTags, int iChannel, int iBlock) const;
std::shared_ptr<CFileItem> GetEpgTagsAfter(EpgTags& epgTags, int iChannel, int iBlock) const;
mutable EpgTagsMap m_epgItems;
CDateTime m_gridStart;
CDateTime m_gridEnd;
std::vector<std::shared_ptr<CFileItem>> m_channelItems;
std::vector<std::shared_ptr<CFileItem>> m_rulerItems;
struct GridCoordinates
{
GridCoordinates(int _channel, int _block) : channel(_channel), block(_block) {}
bool operator==(const GridCoordinates& other) const
{
return (channel == other.channel && block == other.block);
}
int channel = 0;
int block = 0;
};
struct GridCoordinatesHash
{
std::size_t operator()(const GridCoordinates& coordinates) const
{
return std::hash<int>()(coordinates.channel) ^ std::hash<int>()(coordinates.block);
}
};
mutable std::unordered_map<GridCoordinates, GridItem, GridCoordinatesHash> m_gridIndex;
int m_blocks = 0;
float m_fBlockSize = 0.0f;
int m_firstActiveChannel = 0;
int m_lastActiveChannel = 0;
int m_firstActiveBlock = 0;
int m_lastActiveBlock = 0;
};
} // namespace PVR
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