/************************************************************************
* file name : easy_graphics_item.h
* ----------------- :
* creation time : 2016/09/15
* author : Victor Zarubkin
* email : v.s.zarubkin@gmail.com
* ----------------- :
* description : The file contains declaration of EasyGraphicsItem - an item
* : used to draw profiler blocks on graphics scene.
* ----------------- :
* change log : * 2016/09/15 Victor Zarubkin: moved sources from blocks_graphics_view.h/.cpp
* :
* : *
* ----------------- :
* license : Lightweight profiler library for c++
* : Copyright(C) 2016-2017 Sergey Yagovtsev, Victor Zarubkin
* :
* : Licensed under either of
* : * MIT license (LICENSE.MIT or http://opensource.org/licenses/MIT)
* : * Apache License, Version 2.0, (LICENSE.APACHE or http://www.apache.org/licenses/LICENSE-2.0)
* : at your option.
* :
* : The MIT License
* :
* : Permission is hereby granted, free of charge, to any person obtaining a copy
* : of this software and associated documentation files (the "Software"), to deal
* : in the Software without restriction, including without limitation the rights
* : to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
* : of the Software, and to permit persons to whom the Software is furnished
* : to do so, subject to the following conditions:
* :
* : The above copyright notice and this permission notice shall be included in all
* : copies or substantial portions of the Software.
* :
* : THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* : INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* : PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* : LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* : TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* : USE OR OTHER DEALINGS IN THE SOFTWARE.
* :
* : The Apache License, Version 2.0 (the "License")
* :
* : You may not use this file except in compliance with the License.
* : You may obtain a copy of the License at
* :
* : http://www.apache.org/licenses/LICENSE-2.0
* :
* : Unless required by applicable law or agreed to in writing, software
* : distributed under the License is distributed on an "AS IS" BASIS,
* : WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* : See the License for the specific language governing permissions and
* : limitations under the License.
************************************************************************/
#ifndef EASY_GRAPHICS_ITEM_H
#define EASY_GRAPHICS_ITEM_H
#include <stdlib.h>
#include <QGraphicsItem>
#include <QRectF>
#include <QString>
#include <easy/reader.h>
#include "common_types.h"
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
class EasyGraphicsView;
class EasyGraphicsItem : public QGraphicsItem
{
typedef ::profiler_gui::EasyItems Children;
typedef ::std::vector<uint32_t> DrawIndexes;
typedef ::std::vector<qreal> RightBounds;
typedef ::std::vector<Children> Sublevels;
DrawIndexes m_levelsIndexes; ///< Indexes of first item on each level from which we must start painting
RightBounds m_rightBounds; ///<
Sublevels m_levels; ///< Arrays of items for each level
QRectF m_boundingRect; ///< boundingRect (see QGraphicsItem)
QString m_threadName; ///<
const ::profiler::BlocksTreeRoot* m_pRoot; ///< Pointer to the root profiler block (thread block). Used by ProfTreeWidget to restore hierarchy.
uint8_t m_index; ///< This item's index in the list of items of EasyGraphicsView
public:
explicit EasyGraphicsItem(uint8_t _index, const::profiler::BlocksTreeRoot& _root);
virtual ~EasyGraphicsItem();
// Public virtual methods
QRectF boundingRect() const override;
void paint(QPainter* _painter, const QStyleOptionGraphicsItem* _option, QWidget* _widget = nullptr) override;
public:
// Public non-virtual methods
void validateName();
const ::profiler::BlocksTreeRoot* root() const;
const QString& threadName() const;
QRect getRect() const;
void setBoundingRect(qreal x, qreal y, qreal w, qreal h);
void setBoundingRect(const QRectF& _rect);
::profiler::thread_id_t threadId() const;
///< Returns number of levels
uint8_t levels() const;
float levelY(uint8_t _level) const;
/** \brief Sets number of levels.
\note Must be set before doing anything else.
\param _levels Desired number of levels */
void setLevels(uint8_t _levels);
/** \brief Reserves memory for desired number of items on specified level.
\param _level Index of the level
\param _items Desired number of items on this level */
void reserve(uint8_t _level, unsigned int _items);
/**\brief Returns reference to the array of items of specified level.
\param _level Index of the level */
const Children& items(uint8_t _level) const;
/**\brief Returns reference to the item with required index on specified level.
\param _level Index of the level
\param _index Index of required item */
const ::profiler_gui::EasyBlockItem& getItem(uint8_t _level, unsigned int _index) const;
/**\brief Returns reference to the item with required index on specified level.
\param _level Index of the level
\param _index Index of required item */
::profiler_gui::EasyBlockItem& getItem(uint8_t _level, unsigned int _index);
/** \brief Adds new item to required level.
\param _level Index of the level
\retval Index of the new created item */
unsigned int addItem(uint8_t _level);
/** \brief Finds top-level blocks which are intersects with required selection zone.
\note Found blocks will be added into the array of selected blocks.
\param _left Left bound of the selection zone
\param _right Right bound of the selection zone
\param _blocks Reference to the array of selected blocks */
void getBlocks(qreal _left, qreal _right, ::profiler_gui::TreeBlocks& _blocks) const;
const ::profiler_gui::EasyBlock* intersect(const QPointF& _pos, ::profiler::block_index_t& _blockIndex) const;
const ::profiler_gui::EasyBlock* intersectEvent(const QPointF& _pos) const;
private:
///< Returns pointer to the EasyGraphicsView widget.
const EasyGraphicsView* view() const;
#ifdef EASY_GRAPHICS_ITEM_RECURSIVE_PAINT
void paintChildren(const float _minWidth, const int _narrowSizeHalf, const uint8_t _levelsNumber, QPainter* _painter, struct EasyPainterInformation& p, ::profiler_gui::EasyBlockItem& _item, const ::profiler_gui::EasyBlock& _itemBlock, RightBounds& _rightBounds, uint8_t _level, int8_t _mode);
#endif
public:
// Public inline methods
///< Returns this item's index in the list of graphics items of EasyGraphicsView
inline uint8_t index() const
{
return m_index;
}
}; // END of class EasyGraphicsItem.
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
#endif // EASY_GRAPHICS_ITEM_H