Files
flameshot/src/widgets/capture/buttonhandler.h
2020-09-04 20:40:45 -05:00

91 lines
2.6 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 "capturebutton.h"
#include <QObject>
#include <QRegion>
#include <QVector>
class CaptureButton;
class QRect;
class QPoint;
class ButtonHandler : public QObject
{
Q_OBJECT
public:
ButtonHandler(const QVector<CaptureButton*>&, QObject* parent = nullptr);
explicit ButtonHandler(QObject* parent = nullptr);
void hideSectionUnderMouse(const QPoint& p);
bool isVisible() const;
bool buttonsAreInside() const;
size_t size() const;
void setButtons(const QVector<CaptureButton*>);
bool contains(const QPoint& p) const;
void updateScreenRegions(const QVector<QRect>& rects);
void updateScreenRegions(const QRect& rect);
public slots:
void updatePosition(const QRect& selection);
void hide();
void show();
private:
QVector<QPoint> horizontalPoints(const QPoint& center,
const int elements,
const bool leftToRight) const;
QVector<QPoint> verticalPoints(const QPoint& center,
const int elements,
const bool upToDown) const;
QRect intersectWithAreas(const QRect& rect);
QVector<CaptureButton*> m_vectorButtons;
QRegion m_screenRegions;
QRect m_selection;
int m_separator;
int m_buttonExtendedSize;
int m_buttonBaseSize;
bool m_buttonsAreInside;
bool m_blockedRight;
bool m_blockedLeft;
bool m_blockedBotton;
bool m_blockedTop;
bool m_oneHorizontalBlocked;
bool m_horizontalyBlocked;
bool m_allSidesBlocked;
// aux methods
void init();
void resetRegionTrack();
void updateBlockedSides();
void expandSelection();
void positionButtonsInside(int index);
void ensureSelectionMinimunSize();
void moveButtonsToPoints(const QVector<QPoint>& points, int& index);
void adjustHorizontalCenter(QPoint& center);
};