Files
flameshot/src/tools/abstractpathtool.cpp
2020-09-04 20:40:45 -05:00

106 lines
2.3 KiB
C++

// Copyright(c) 2017-2019 Alejandro Sirgo Rica & Contributors
//
// This file is part of Flameshot.
//
// Flameshot is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Flameshot is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Flameshot. If not, see <http://www.gnu.org/licenses/>.
#include "abstractpathtool.h"
AbstractPathTool::AbstractPathTool(QObject* parent)
: CaptureTool(parent)
, m_thickness(0)
, m_padding(0)
{}
bool
AbstractPathTool::isValid() const
{
return m_points.length() > 1;
}
bool
AbstractPathTool::closeOnButtonPressed() const
{
return false;
}
bool
AbstractPathTool::isSelectable() const
{
return true;
}
bool
AbstractPathTool::showMousePreview() const
{
return true;
}
void
AbstractPathTool::undo(QPixmap& pixmap)
{
QPainter p(&pixmap);
const int val = m_thickness + m_padding;
QRect area = m_backupArea + QMargins(val, val, val, val);
p.drawPixmap(area.intersected(pixmap.rect()).topLeft(), m_pixmapBackup);
}
void
AbstractPathTool::drawEnd(const QPoint& p)
{
Q_UNUSED(p);
}
void
AbstractPathTool::drawMove(const QPoint& p)
{
addPoint(p);
}
void
AbstractPathTool::colorChanged(const QColor& c)
{
m_color = c;
}
void
AbstractPathTool::thicknessChanged(const int th)
{
m_thickness = th;
}
void
AbstractPathTool::updateBackup(const QPixmap& pixmap)
{
const int val = m_thickness + m_padding;
QRect area = m_backupArea.normalized() + QMargins(val, val, val, val);
m_pixmapBackup = pixmap.copy(area);
}
void
AbstractPathTool::addPoint(const QPoint& point)
{
if (m_backupArea.left() > point.x()) {
m_backupArea.setLeft(point.x());
} else if (m_backupArea.right() < point.x()) {
m_backupArea.setRight(point.x());
}
if (m_backupArea.top() > point.y()) {
m_backupArea.setTop(point.y());
} else if (m_backupArea.bottom() < point.y()) {
m_backupArea.setBottom(point.y());
}
m_points.append(point);
}