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easy_profiler/profiler_gui/easy_frame_rate_viewer.h

126 lines
5.2 KiB
C++

/************************************************************************
* file name : easy_frame_rate_viewer.cpp
* ----------------- :
* creation time : 2017/04/02
* author : Victor Zarubkin
* email : v.s.zarubkin@gmail.com
* ----------------- :
* description : This file contains declaration of EasyFrameRateViewer widget.
* ----------------- :
* change log : * 2017/04/02 Victor Zarubkin: Initial commit.
* :
* : *
* ----------------- :
* 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__FRAME_RATE_VIEWER__H
#define EASY__FRAME_RATE_VIEWER__H
#include <QGraphicsView>
#include <QGraphicsItem>
#include <QTimer>
#include <vector>
#include <deque>
#include <easy/profiler.h>
//////////////////////////////////////////////////////////////////////////
class EasyFPSGraphicsItem : public QGraphicsItem
{
typedef QGraphicsItem Parent;
typedef EasyFPSGraphicsItem This;
typedef std::deque<std::pair<uint32_t, uint32_t> > FrameTimes;
std::vector<QPointF> m_points1, m_points2;
FrameTimes m_frames;
QRectF m_boundingRect;
public:
explicit EasyFPSGraphicsItem();
virtual ~EasyFPSGraphicsItem();
QRectF boundingRect() const override;
void paint(QPainter* _painter, const QStyleOptionGraphicsItem* _option, QWidget* _widget = nullptr) override;
void setBoundingRect(const QRectF& _boundingRect);
void setBoundingRect(qreal x, qreal y, qreal w, qreal h);
void clear();
void addPoint(uint32_t _maxFrameTime, uint32_t _avgFrameTime);
}; // END of class EasyFPSGraphicsItem.
//////////////////////////////////////////////////////////////////////////
class EasyFrameRateViewer : public QGraphicsView
{
Q_OBJECT
private:
typedef QGraphicsView Parent;
typedef EasyFrameRateViewer This;
EasyFPSGraphicsItem* m_fpsItem;
public:
explicit EasyFrameRateViewer(QWidget* _parent = nullptr);
virtual ~EasyFrameRateViewer();
void resizeEvent(QResizeEvent* _event) override;
void hideEvent(QHideEvent* _event) override;
void showEvent(QShowEvent* _event) override;
void contextMenuEvent(QContextMenuEvent* _event) override;
public slots:
void clear();
void addPoint(uint32_t _maxFrameTime, uint32_t _avgFrameTime);
}; // END of class EasyFrameRateViewer.
//////////////////////////////////////////////////////////////////////////
#endif // EASY__FRAME_RATE_VIEWER__H