|
|
|
|
/*
|
|
|
|
|
* This program 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.
|
|
|
|
|
*
|
|
|
|
|
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef UBGRAPHICSCOMPASS_H_
|
|
|
|
|
#define UBGRAPHICSCOMPASS_H_
|
|
|
|
|
|
|
|
|
|
#include <QtGui>
|
|
|
|
|
#include <QtSvg>
|
|
|
|
|
|
|
|
|
|
#include "core/UB.h"
|
|
|
|
|
#include "domain/UBItem.h"
|
|
|
|
|
|
|
|
|
|
class UBGraphicsScene;
|
|
|
|
|
|
|
|
|
|
class UBGraphicsCompass: public QObject, public QGraphicsRectItem, public UBItem
|
|
|
|
|
{
|
|
|
|
|
Q_OBJECT;
|
|
|
|
|
|
|
|
|
|
public:
|
|
|
|
|
UBGraphicsCompass();
|
|
|
|
|
virtual ~UBGraphicsCompass();
|
|
|
|
|
|
|
|
|
|
enum { Type = UBGraphicsItemType::CompassItemType };
|
|
|
|
|
|
|
|
|
|
virtual int type() const
|
|
|
|
|
{
|
|
|
|
|
return Type;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
virtual UBItem* deepCopy() const;
|
|
|
|
|
|
|
|
|
|
signals:
|
|
|
|
|
|
|
|
|
|
void hidden();
|
|
|
|
|
|
|
|
|
|
protected:
|
|
|
|
|
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *styleOption, QWidget *widget);
|
|
|
|
|
virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value);
|
|
|
|
|
|
|
|
|
|
// Events
|
|
|
|
|
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);
|
|
|
|
|
|
|
|
|
|
private slots:
|
|
|
|
|
void penColorChanged();
|
|
|
|
|
void lineWidthChanged();
|
|
|
|
|
|
|
|
|
|
private:
|
|
|
|
|
// Helpers
|
|
|
|
|
void paintAngleDisplay(QPainter *painter);
|
|
|
|
|
void paintRadiusDisplay(QPainter *painter);
|
|
|
|
|
void rotateAroundNeedle(qreal angle);
|
|
|
|
|
void drawArc();
|
|
|
|
|
void updateResizeCursor();
|
|
|
|
|
void updateDrawCursor();
|
|
|
|
|
void paintCenterCross();
|
|
|
|
|
|
|
|
|
|
QCursor moveCursor() const;
|
|
|
|
|
QCursor resizeCursor() const;
|
|
|
|
|
QCursor rotateCursor() const;
|
|
|
|
|
QCursor closeCursor() const;
|
|
|
|
|
QCursor drawCursor() const;
|
|
|
|
|
QRectF hingeRect() const;
|
|
|
|
|
QPointF needlePosition() const;
|
|
|
|
|
QPointF pencilPosition() const;
|
|
|
|
|
QRectF closeButtonRect() const;
|
|
|
|
|
QRectF resizeButtonRect() const;
|
|
|
|
|
virtual QPainterPath shape() const;
|
|
|
|
|
QPainterPath needleShape() const;
|
|
|
|
|
QPainterPath pencilShape() const;
|
|
|
|
|
QPainterPath needleBaseShape() const;
|
|
|
|
|
QPainterPath needleArmShape() const;
|
|
|
|
|
QPainterPath hingeShape() const;
|
|
|
|
|
QPainterPath pencilBaseShape() const;
|
|
|
|
|
QPainterPath pencilArmShape() const;
|
|
|
|
|
UBGraphicsScene* scene() const;
|
|
|
|
|
QColor drawColor() const;
|
|
|
|
|
QColor middleFillColor() const;
|
|
|
|
|
QColor edgeFillColor() const;
|
|
|
|
|
QFont font() const;
|
|
|
|
|
qreal angleInDegrees() const;
|
|
|
|
|
|
|
|
|
|
// Members
|
|
|
|
|
QCursor mOuterCursor;
|
|
|
|
|
QCursor mResizeCursor;
|
|
|
|
|
QCursor mDrawCursor;
|
|
|
|
|
bool mResizing;
|
|
|
|
|
bool mRotating;
|
|
|
|
|
bool mDrawing;
|
|
|
|
|
bool mShowButtons;
|
|
|
|
|
qreal mSpanAngleInDegrees;
|
|
|
|
|
QPointF mSceneArcStartPoint;
|
|
|
|
|
bool mDrewCircle;
|
|
|
|
|
QGraphicsSvgItem* mCloseSvgItem;
|
|
|
|
|
QGraphicsSvgItem* mResizeSvgItem;
|
|
|
|
|
qreal mAntiScaleRatio;
|
|
|
|
|
bool mDrewCenterCross;
|
|
|
|
|
|
|
|
|
|
// Constants
|
|
|
|
|
static const QRect sDefaultRect;
|
|
|
|
|
static const int sNeedleLength = 24;
|
|
|
|
|
static const int sNeedleBaseLength = 16;
|
|
|
|
|
static const int sPencilLength = 16;
|
|
|
|
|
static const int sPencilBaseLength = 24;
|
|
|
|
|
static const int sMinRadius;
|
|
|
|
|
static const int sDegreeToQtAngleUnit = 16;
|
|
|
|
|
static const int sFillTransparency = 127;
|
|
|
|
|
static const int sDrawTransparency = 192;
|
|
|
|
|
static const QColor sLightBackgroundEdgeFillColor;
|
|
|
|
|
static const QColor sLightBackgroundMiddleFillColor;
|
|
|
|
|
static const QColor sLightBackgroundDrawColor;
|
|
|
|
|
static const QColor sDarkBackgroundEdgeFillColor;
|
|
|
|
|
static const QColor sDarkBackgroundMiddleFillColor;
|
|
|
|
|
static const QColor sDarkBackgroundDrawColor;
|
|
|
|
|
static const int sPixelsPerMillimeter = 5;
|
|
|
|
|
static const int sDisplayRadiusOnPencilArmMinLength = 300;
|
|
|
|
|
static const int sDisplayRadiusUnitMinLength = 250;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#endif /* UBGRAPHICSCOMPASS_H_ */
|
