7#ifndef BACKGROUND_STATE_ABSTRACT_BASE_H
8#define BACKGROUND_STATE_ABSTRACT_BASE_H
10#include <QGraphicsPixmapItem>
48 virtual void end() = 0;
54 QImage
image ()
const;
70 const QString &curveSelected) = 0;
77 const QPixmap &pixmap,
78 const QString &curveSelected) = 0;
81 virtual QString
state()
const = 0;
88 const QString &curveSelected) = 0;
106 QGraphicsPixmapItem *m_imageItem;
BackgroundState
Set of possible states of background image.
@ BACKGROUND_STATE_UNLOADED
@ BACKGROUND_STATE_ORIGINAL
BackgroundStateAbstractBase(BackgroundStateContext &context, GraphicsScene &scene)
Single constructor.
QGraphicsPixmapItem & imageItem() const
Graphics image item for the current state.
virtual void end()=0
Method that is called at the exact moment a state is exited. Typically called just before begin for t...
GraphicsScene & scene()
Reference to the GraphicsScene, without const.
virtual void setCurveSelected(bool isGnuplot, const Transformation &transformation, const DocumentModelGridRemoval &modelGridRemoval, const DocumentModelColorFilter &colorFilter, const QString &curveSelected)=0
Update the currently selected curve name.
BackgroundStateContext & context()
Reference to the BackgroundStateContext that contains all the BackgroundStateAbstractBase subclasses,...
virtual void updateColorFilter(bool isGnuplot, const Transformation &transformation, const DocumentModelGridRemoval &modelGridRemoval, const DocumentModelColorFilter &modelColorFilter, const QString &curveSelected)=0
Apply color filter settings.
virtual QString state() const =0
State name for debugging.
void setImageVisible(bool visible)
Show/hide background image.
virtual void setPixmap(bool isGnuplot, const Transformation &transformation, const DocumentModelGridRemoval &modelGridRemoval, const DocumentModelColorFilter &modelColorFilter, const QPixmap &pixmap, const QString &curveSelected)=0
Update the image for this state, after the leaf class processes it appropriately.
QImage image() const
Image for the current state.
virtual ~BackgroundStateAbstractBase()
void setProcessedPixmap(const QPixmap &pixmap)
Save the image for this state after it has been processed by the leaf class.
virtual void fitInView(GraphicsView &view)=0
Zoom so background fills the window.
virtual void begin()=0
Method that is called at the exact moment a state is entered. Typically called just after end for the...
Context class that manages the background image state machine.
Model for DlgSettingsColorFilter and CmdSettingsColorFilter.
Model for DlgSettingsGridRemoval and CmdSettingsGridRemoval.
Add point and line handling to generic QGraphicsScene.
QGraphicsView class with event handling added. Typically the events are sent to the active digitizing...