You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
192 lines
6.0 KiB
192 lines
6.0 KiB
/*
|
|
* Copyright (C) 2015-2022 Département de l'Instruction Publique (DIP-SEM)
|
|
*
|
|
* Copyright (C) 2013 Open Education Foundation
|
|
*
|
|
* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
|
|
* l'Education Numérique en Afrique (GIP ENA)
|
|
*
|
|
* This file is part of OpenBoard.
|
|
*
|
|
* OpenBoard 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, version 3 of the License,
|
|
* with a specific linking exception for the OpenSSL project's
|
|
* "OpenSSL" library (or with modified versions of it that use the
|
|
* same license as the "OpenSSL" library).
|
|
*
|
|
* OpenBoard 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 OpenBoard. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef UBGRAPHICSTRIANGLE_H_
|
|
#define UBGRAPHICSTRIANGLE_H_
|
|
|
|
#include <QtWidgets>
|
|
|
|
#include <QtSvg>
|
|
|
|
#include <QtWidgets/QGraphicsItem>
|
|
#include <QtWidgets/QGraphicsPolygonItem>
|
|
|
|
|
|
#include "core/UB.h"
|
|
#include "domain/UBItem.h"
|
|
#include "tools/UBAbstractDrawRuler.h"
|
|
|
|
|
|
class UBGraphicsScene;
|
|
class UBItem;
|
|
|
|
class UBGraphicsTriangle : public UBAbstractDrawRuler, public QGraphicsPolygonItem, public UBItem
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
UBGraphicsTriangle();
|
|
virtual ~UBGraphicsTriangle();
|
|
|
|
enum { Type = UBGraphicsItemType::TriangleItemType };
|
|
|
|
virtual int type() const
|
|
{
|
|
return Type;
|
|
}
|
|
|
|
|
|
virtual UBItem* deepCopy(void) const;
|
|
virtual void copyItemParameters(UBItem *copy) const;
|
|
|
|
virtual void StartLine(const QPointF& scenePos, qreal width);
|
|
virtual void DrawLine(const QPointF& position, qreal width);
|
|
virtual void EndLine();
|
|
|
|
enum UBGraphicsTriangleOrientation
|
|
{
|
|
BottomLeft = 0,
|
|
BottomRight,
|
|
TopLeft,
|
|
TopRight
|
|
};
|
|
|
|
static UBGraphicsTriangleOrientation orientationFromStr(QStringRef& str)
|
|
{
|
|
if (str == "BottomLeft") return BottomLeft;
|
|
if (str == "BottomRight") return BottomRight;
|
|
if (str == "TopLeft") return TopLeft;
|
|
if (str == "TopRight") return TopRight;
|
|
return sDefaultOrientation;
|
|
}
|
|
static QString orientationToStr(UBGraphicsTriangleOrientation orientation)
|
|
{
|
|
QString result;
|
|
if (orientation == 0) result = "BottomLeft";
|
|
else if (orientation == 1) result = "BottomRight";
|
|
else if (orientation == 2) result = "TopLeft";
|
|
else if (orientation == 3) result = "TopRight";
|
|
|
|
return result;
|
|
}
|
|
|
|
void setRect(const QRectF &rect, UBGraphicsTriangleOrientation orientation)
|
|
{
|
|
//qDebug() << "setRect"<<"rect = "<<rect<<"orientation :"<<orientation;
|
|
|
|
setRect(rect.x(), rect.y(), rect.width(), rect.height(), orientation);
|
|
}
|
|
void setRect(qreal x, qreal y, qreal w, qreal h, UBGraphicsTriangleOrientation orientation);
|
|
void setOrientation(UBGraphicsTriangleOrientation orientation);
|
|
UBGraphicsTriangleOrientation getOrientation() const {return mOrientation;}
|
|
QRectF rect() const {return boundingRect();}
|
|
|
|
UBGraphicsScene* scene() const;
|
|
|
|
protected:
|
|
|
|
void updateResizeCursor();
|
|
|
|
virtual void paint (QPainter *painter, const QStyleOptionGraphicsItem *styleOption, QWidget *widget);
|
|
virtual QPainterPath shape() const;
|
|
|
|
virtual void rotateAroundCenter(qreal angle);
|
|
|
|
virtual QPointF rotationCenter() const;
|
|
|
|
virtual QRectF closeButtonRect() const;
|
|
QPolygonF resize1Polygon() const;
|
|
QPolygonF resize2Polygon() const;
|
|
QRectF hFlipRect() const;
|
|
QRectF vFlipRect() const;
|
|
QRectF rotateRect() const;
|
|
|
|
QRectF bounding_Rect() const;
|
|
|
|
QCursor resizeCursor1() const;
|
|
QCursor resizeCursor2() const;
|
|
|
|
QCursor flipCursor() const;
|
|
|
|
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
|
|
virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
|
|
virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
|
|
void paintGraduations(QPainter *painter);
|
|
|
|
private:
|
|
|
|
QCursor mResizeCursor1;
|
|
QCursor mResizeCursor2;
|
|
|
|
QTransform calculateRotationTransform();
|
|
qreal angle;
|
|
void rotateAroundCenter(QTransform& transform, QPointF center);
|
|
|
|
bool mResizing1;
|
|
bool mResizing2;
|
|
bool mRotating;
|
|
QRect lastRect;
|
|
|
|
// Coordinates are transformed....
|
|
QPoint lastPos;
|
|
|
|
// Save the last bounds rect
|
|
QRectF bounds_rect;
|
|
|
|
|
|
QGraphicsSvgItem* mHFlipSvgItem;
|
|
QGraphicsSvgItem* mVFlipSvgItem;
|
|
QGraphicsSvgItem* mRotateSvgItem;
|
|
|
|
static const QRect sDefaultRect;
|
|
static const UBGraphicsTriangleOrientation sDefaultOrientation;
|
|
|
|
UBGraphicsTriangleOrientation mOrientation;
|
|
|
|
QPointF A1, B1, C1, A2, B2, C2; // coordinates of points in ext and int triangles
|
|
qreal C;
|
|
qreal W1, H1; // Neccessary for filling
|
|
QPointF CC; // Hyp. fillining gradient - top point
|
|
void calculatePoints(const QRectF& rect);
|
|
|
|
bool mShouldPaintInnerTriangle;
|
|
|
|
static const int d = 70; // width of triangle border
|
|
static const int sArrowLength = 30;
|
|
static const int sMinWidth = 240;
|
|
static const int sMinHeight = 120;
|
|
qreal mStrokeWidth;
|
|
|
|
bool contains(const QRectF &rect, bool strict = true);
|
|
};
|
|
|
|
#endif /* UBGRAPHICSTRIANGLE_H_ */
|
|
|