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flameshot/src/tools/abstracttwopointtool.h

61 lines
1.8 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/>.
#pragma once
#include "capturetool.h"
class AbstractTwoPointTool : public CaptureTool
{
Q_OBJECT
public:
explicit AbstractTwoPointTool(QObject* parent = nullptr);
bool isValid() const override;
bool closeOnButtonPressed() const override;
bool isSelectable() const override;
bool showMousePreview() const override;
void undo(QPixmap& pixmap) override;
public slots:
void drawEnd(const QPoint& p) override;
void drawMove(const QPoint& p) override;
void drawMoveWithAdjustment(const QPoint& p) override;
void colorChanged(const QColor& c) override;
void thicknessChanged(const int th) override;
protected:
void updateBackup(const QPixmap& pixmap);
QRect backupRect(const QRect& limits) const;
QPixmap m_pixmapBackup;
QPair<QPoint, QPoint> m_points;
QColor m_color;
int m_thickness;
// use m_padding to extend the area of the backup
int m_padding;
bool m_supportsOrthogonalAdj = false;
bool m_supportsDiagonalAdj = false;
virtual ToolType nameID() const = 0;
private:
QPoint adjustedVector(QPoint v) const;
};