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