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/*
* In the original BSD license, both occurrences of the phrase "COPYRIGHT
* HOLDERS AND CONTRIBUTORS" in the disclaimer read "REGENTS AND CONTRIBUTORS".
*
* Here is the license template:
*
* Copyright (c) 2011, Johan Thelin <johan@thelins.se>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* Neither the name of Johan Thelin nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "robotwidget.h"
#include <QPainter>
#include "robot.h"
RobotWidget::RobotWidget(QWidget *parent)
: QWidget(parent)
, m_robot(0)
{
m_paper = QPixmap(500, 500);
reset();
setMinimumSize(sizeHint());
setMaximumSize(sizeHint());
}
void RobotWidget::setRobot(Robot *robot)
{
m_robot = robot;
reset();
}
QSize RobotWidget::sizeHint()
{
return m_paper.size();
}
void RobotWidget::reset()
{
m_paper.fill(Qt::white);
QPainter p(&m_paper);
QPen pen(Qt::black);
pen.setWidth(10);
p.setPen(pen);
p.drawEllipse(100, 100, 300, 300);
if (m_robot)
m_robot->reset(m_paper);
update();
}
void RobotWidget::step()
{
m_robot->step(&m_paper);
update();
}
void RobotWidget::paintEvent(QPaintEvent *)
{
QPainter p(this);
p.drawPixmap(0, 0, m_paper);
p.setRenderHint(QPainter::Antialiasing);
if (m_robot)
m_robot->drawOverlay(p);
}
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