Engauge Digitizer  2
DigitizeStateCurve.h
1 /******************************************************************************************************
2  * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released *
3  * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
4  * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission. *
5  ******************************************************************************************************/
6 
7 #ifndef DIGITIZE_STATE_CURVE_H
8 #define DIGITIZE_STATE_CURVE_H
9 
10 #include "DigitizeStateAbstractBase.h"
11 
14 {
15 public:
18  virtual ~DigitizeStateCurve();
19 
20  virtual QString activeCurve () const;
21  virtual void begin(CmdMediator *cmdMediator,
22  DigitizeState previousState);
23  virtual QCursor cursor (CmdMediator *cmdMediator) const;
24  virtual void end();
25  virtual void handleContextMenuEventAxis (CmdMediator *cmdMediator,
26  const QString &pointIdentifier);
27  virtual void handleContextMenuEventGraph (CmdMediator *cmdMediator,
28  const QStringList &pointIdentifiers);
29  virtual void handleCurveChange(CmdMediator *cmdMediator);
30  virtual void handleKeyPress (CmdMediator *cmdMediator,
31  Qt::Key key,
32  bool atLeastOneSelectedItem);
33  virtual void handleMouseMove (CmdMediator *cmdMediator,
34  QPointF posScreen);
35  virtual void handleMousePress (CmdMediator *cmdMediator,
36  QPointF posScreen);
37  virtual void handleMouseRelease (CmdMediator *cmdMediator,
38  QPointF posScreen);
39  virtual QString state() const;
40  virtual void updateAfterPointAddition ();
41  virtual void updateModelDigitizeCurve (CmdMediator *cmdMediator,
42  const DocumentModelDigitizeCurve &modelDigitizeCurve);
43  virtual void updateModelSegments(const DocumentModelSegments &modelSegments);
44 
45 private:
47 };
48 
49 #endif // DIGITIZE_STATE_CURVE_H
virtual void end()
Method that is called at the exact moment a state is exited. Typically called just before begin for t...
virtual void begin(CmdMediator *cmdMediator, DigitizeState previousState)
Method that is called at the exact moment a state is entered.
virtual void handleContextMenuEventAxis(CmdMediator *cmdMediator, const QString &pointIdentifier)
Handle a right click, on an axis point, that was intercepted earlier.
DigitizeStateContext & context()
Reference to the DigitizeStateContext that contains all the DigitizeStateAbstractBase subclasses...
virtual void handleContextMenuEventGraph(CmdMediator *cmdMediator, const QStringList &pointIdentifiers)
Handle a right click, on a graph point, that was intercepted earlier.
Model for DlgSettingsDigitizeCurve and CmdSettingsDigitizeCurve.
virtual void handleMousePress(CmdMediator *cmdMediator, QPointF posScreen)
Handle a mouse press that was intercepted earlier.
virtual void updateModelSegments(const DocumentModelSegments &modelSegments)
Update the segments given the new settings.
Container for all DigitizeStateAbstractBase subclasses. This functions as the context class in a stan...
virtual QString activeCurve() const
Name of the active Curve. This can include AXIS_CURVE_NAME.
virtual void updateAfterPointAddition()
Update graphics attributes after possible new points. This is useful for highlight opacity...
virtual void handleMouseMove(CmdMediator *cmdMediator, QPointF posScreen)
Handle a mouse move. This is part of an experiment to see if augmenting the cursor in Point Match mod...
virtual void handleCurveChange(CmdMediator *cmdMediator)
Handle the selection of a new curve. At a minimum, DigitizeStateSegment will generate a new set of Se...
Command queue stack.
Definition: CmdMediator.h:23
Model for DlgSettingsSegments and CmdSettingsSegments.
Digitizing state for creating Curve Points, one at a time.
Base class for all digitizing states. This serves as an interface to DigitizeStateContext.
virtual QCursor cursor(CmdMediator *cmdMediator) const
Returns the state-specific cursor shape.
virtual void handleKeyPress(CmdMediator *cmdMediator, Qt::Key key, bool atLeastOneSelectedItem)
Handle a key press that was intercepted earlier.
virtual void updateModelDigitizeCurve(CmdMediator *cmdMediator, const DocumentModelDigitizeCurve &modelDigitizeCurve)
Update the digitize curve settings.
virtual QString state() const
State name for debugging.
virtual void handleMouseRelease(CmdMediator *cmdMediator, QPointF posScreen)
Handle a mouse release that was intercepted earlier.