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easy_profiler/profiler_gui/round_progress_widget.cpp
2018-05-19 23:41:01 +03:00

302 lines
8.4 KiB
C++

/************************************************************************
* file name : round_progress_widget.cpp
* ----------------- :
* creation time : 2018/05/17
* author : Victor Zarubkin
* email : v.s.zarubkin@gmail.com
* ----------------- :
* description : The file contains implementation of RoundProgressWidget.
* ----------------- :
* license : Lightweight profiler library for c++
* : Copyright(C) 2016-2018 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.
************************************************************************/
#include "round_progress_widget.h"
#include <math.h>
#include <easy/utility.h>
#include <QFontMetrics>
#include <QHBoxLayout>
#include <QLabel>
#include <QPainter>
#include <QVBoxLayout>
#ifdef max
# undef max
#endif
RoundProgressIndicator::RoundProgressIndicator(QWidget* parent)
: Parent(parent)
, m_text("0%")
, m_background(Qt::transparent)
, m_color(Qt::green)
, m_value(0)
{
setWindowFlags(Qt::FramelessWindowHint);
setAttribute(Qt::WA_TranslucentBackground);
}
RoundProgressIndicator::~RoundProgressIndicator()
{
}
int RoundProgressIndicator::value() const
{
return m_value;
}
void RoundProgressIndicator::setValue(int value)
{
m_value = static_cast<int8_t>(estd::clamp(0, value, 100));
m_text = QString("%1%").arg(m_value);
update();
}
void RoundProgressIndicator::reset()
{
m_value = 0;
m_text = "0%";
update();
}
QColor RoundProgressIndicator::background() const
{
return m_background;
}
void RoundProgressIndicator::setBackground(QColor color)
{
m_background = std::move(color);
update();
}
void RoundProgressIndicator::setBackground(QString color)
{
m_background.setNamedColor(color);
update();
}
QColor RoundProgressIndicator::color() const
{
return m_color;
}
void RoundProgressIndicator::setColor(QColor color)
{
m_color = std::move(color);
update();
}
void RoundProgressIndicator::setColor(QString color)
{
m_color.setNamedColor(color);
update();
}
void RoundProgressIndicator::showEvent(QShowEvent* event)
{
Parent::showEvent(event);
const QFontMetrics fm(font());
const QString text = QStringLiteral("100%");
const int size = std::max(fm.width(text), fm.height()) + 4 * 4;
setFixedSize(size, size);
}
void RoundProgressIndicator::paintEvent(QPaintEvent* /*event*/)
{
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing);
painter.setBrush(Qt::NoBrush);
const auto r = rect().adjusted(4, 4, -4, -4);
auto p = painter.pen();
// Draw circle
p.setWidth(4);
p.setColor(m_background);
painter.setPen(p);
painter.drawArc(r, 0, 360 * 16);
p.setColor(m_color);
painter.setPen(p);
painter.drawArc(r, 90 * 16, -1 * static_cast<int>(m_value) * 16 * 360 / 100);
// Draw text
p.setWidth(1);
p.setColor(palette().foreground().color());
painter.setPen(p);
painter.drawText(r, Qt::AlignCenter, m_text);
}
RoundProgressWidget::RoundProgressWidget(QWidget* parent)
: RoundProgressWidget(QString(), parent)
{
}
RoundProgressWidget::RoundProgressWidget(const QString& title, QWidget* parent)
: Parent(parent)
, m_title(new QLabel(title, this))
, m_indicatorWrapper(new QWidget(this))
, m_indicator(new RoundProgressIndicator(this))
, m_titlePosition(RoundProgressWidget::Top)
{
setWindowFlags(Qt::FramelessWindowHint);
setAttribute(Qt::WA_TranslucentBackground);
m_indicatorWrapper->setWindowFlags(Qt::FramelessWindowHint);
m_indicatorWrapper->setAttribute(Qt::WA_TranslucentBackground);
auto wlay = new QHBoxLayout(m_indicatorWrapper);
wlay->setContentsMargins(0, 0, 0, 0);
wlay->addWidget(m_indicator, 0, Qt::AlignCenter);
auto lay = new QVBoxLayout(this);
lay->addWidget(m_title);
lay->addWidget(m_indicatorWrapper);
}
RoundProgressWidget::~RoundProgressWidget()
{
}
void RoundProgressWidget::setTitle(const QString& title)
{
m_title->setText(title);
}
int RoundProgressWidget::value() const
{
return m_indicator->value();
}
void RoundProgressWidget::setValue(int value)
{
const auto prev = m_indicator->value();
const auto newValue = static_cast<int8_t>(estd::clamp(0, value, 100));
if (prev == newValue)
return;
m_indicator->setValue(newValue);
const auto v = m_indicator->value();
emit valueChanged(v);
if (v == 100)
emit finished();
}
void RoundProgressWidget::reset()
{
m_indicator->reset();
}
RoundProgressWidget::TitlePosition RoundProgressWidget::titlePosition() const
{
return m_titlePosition;
}
void RoundProgressWidget::setTitlePosition(TitlePosition pos)
{
const auto prev = m_titlePosition;
if (prev == pos)
return;
m_titlePosition = pos;
auto lay = static_cast<QVBoxLayout*>(layout());
if (pos == RoundProgressWidget::Top)
{
lay->removeWidget(m_indicatorWrapper);
lay->removeWidget(m_title);
lay->addWidget(m_title);
lay->addWidget(m_indicatorWrapper);
}
else
{
lay->removeWidget(m_title);
lay->removeWidget(m_indicator);
lay->addWidget(m_indicator);
lay->addWidget(m_title);
}
emit titlePositionChanged();
}
bool RoundProgressWidget::isTopTitlePosition() const
{
return m_titlePosition == RoundProgressWidget::Top;
}
void RoundProgressWidget::setTopTitlePosition(bool isTop)
{
setTitlePosition(isTop ? RoundProgressWidget::Top : RoundProgressWidget::Bottom);
}
RoundProgressDialog::RoundProgressDialog(const QString& title, QWidget* parent)
: Parent(parent)
, m_progress(new RoundProgressWidget(title, this))
{
auto lay = new QVBoxLayout(this);
lay->addWidget(m_progress);
}
RoundProgressDialog::~RoundProgressDialog()
{
}
void RoundProgressDialog::showEvent(QShowEvent* event)
{
Parent::showEvent(event);
adjustSize();
}
void RoundProgressDialog::setValue(int value)
{
m_progress->setValue(value);
if (value == 100)
hide();
}