P.I.G.A.L.E.
1.3.9
Public Implementation of a Graph Algorithm
Library and Editor
H. de Fraysseix      P. Ossona de Mendez

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GraphEditor Class Reference

Collaboration diagram for GraphEditor:

[legend]

List of all members.

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Detailed Description

The main class of the Pigale Editor.

It derives from QGraphicsView and displays the QGraphicsScene constructed by its parent

Public Slots

• void showGrid (bool show)
• void fitgridChanged (bool i)
• void ForceToGrid ()
• void UndoGrid ()
• void sizegridChanged (int i)

Public Member Functions

• GraphEditor (GraphWidget *parent, pigaleWindow *mywindow)
• ~GraphEditor ()
• QSize sizeHint () const
• void setsize ()
• void clear ()
• void load (bool initgrid=true)
• void print (QPrinter *printer)
• void image (QPrinter *printer, QString suffix)
• void Normalise ()
• bool InitGrid (Tgrid &g)
• Tgrid ParamGrid (int nx)
• void DrawGrid (const Tgrid &g)
• void PrintSizeGrid ()
• void clearGrid ()
• void ToGrid (tvertex &v)
• void ToGrid (QPoint &p)
• void Zoom (int dir)
• void Spring ()
• void SpringPreservingMap (bool draw=true)
• int SpringJacquard ()
• int FindItem (QPoint &p, NodeItem *&node, EdgeItem *&edge)
• int FindItem (QPoint &p, EdgeItem *&edge)
• int FindItem (QPoint &p, ColorItem *&coloritem)
• int FindItem (QPoint &p, ThickItem *&thickitem)
• void resizeEvent (QResizeEvent *)
• void update (int compute)

Private Member Functions

• void mousePressEvent (QMouseEvent *)
• void mouseReleaseEvent (QMouseEvent *)
• void mouseMoveEvent (QMouseEvent *)
• void wheelEvent (QWheelEvent *event)
• void UpdateSizeGrid ()
• void keyPressEvent (QKeyEvent *k)

Private Attributes

• GraphWidget * gwp
• pigaleWindow * mywindow
• QPoint start_position
• bool DoNormalise
• bool is_init
• short color_node
• short color_edge
• int width_edge
• double xepsilon
• double yepsilon
• double min_used_x
• double max_used_x
• double min_used_y
• double max_used_y
• double xminstep
• double yminstep
• double x_min
• double x_max
• double y_min
• double y_max
• double xstep
• double ystep
• double undoxstep
• double undoystep
• int key_pressed
• bool IsGrid
• double zoom
• int nxstep
• int nystep
• bool GridDrawn
• Tgrid current_grid
• Tgrid graph_grid
• Tgrid old_grid
• Tgrid undo_grid
• bool ShowGrid
• bool FitToGrid
• bool ForceGrid
• bool ForceGridOk
• bool RedrawGrid
• int FitSizeGrid
• int OldFitSizeGrid
• int SizeGrid

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Constructor & Destructor Documentation

GraphEditor	(	GraphWidget *	parent,
		pigaleWindow *	mywindow
	)

~GraphEditor

(

)

[inline]

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Member Function Documentation

QSize sizeHint

(

)

const

void setsize

(

)

void clear

(

)

void load

(

bool

initgrid = true

)

void print

(

QPrinter *

printer

)

void image	(	QPrinter *	printer,
		QString	suffix
	)

void Normalise

(

)

bool InitGrid

(

Tgrid &

g

)

Tgrid ParamGrid

(

int

nx

)

void DrawGrid

(

const Tgrid &

grid

)

input: min_used_x, max_used_x, nxstep (id for y) compute xstep and the grid

void PrintSizeGrid

(

)

void clearGrid

(

)

void ToGrid

(

tvertex &

v

)

void ToGrid

(

QPoint &

p

)

void Zoom

(

int

dir

)

void Spring

(

)

void SpringPreservingMap

(

bool

draw = true

)

int SpringJacquard

(

)

int FindItem	(	QPoint &	p,
		NodeItem *&	node,
		EdgeItem *&	edge
	)

int FindItem	(	QPoint &	p,
		EdgeItem *&	edge
	)

int FindItem	(	QPoint &	p,
		ColorItem *&	coloritem
	)

int FindItem	(	QPoint &	p,
		ThickItem *&	thickitem
	)

void resizeEvent

(

QResizeEvent *

e

)

void update

(

int

compute

)

void showGrid

(

bool

show

)

[slot]

void fitgridChanged

(

bool

i

)

[slot]

void ForceToGrid

(

)

[slot]

void UndoGrid

(

)

[slot]

void sizegridChanged

(

int

i

)

[slot]

void mousePressEvent

(

QMouseEvent *

e

)

[private]

void mouseReleaseEvent

(

QMouseEvent *

event

)

[private]

void mouseMoveEvent

(

QMouseEvent *

e

)

[private]

void wheelEvent

(

QWheelEvent *

event

)

[private]

void UpdateSizeGrid

(

)

[private]

void keyPressEvent

(

QKeyEvent *

k

)

[private]

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Member Data Documentation

GraphWidget* gwp [private]

pigaleWindow* mywindow [private]

QPoint start_position [private]

bool DoNormalise [private]

bool is_init [private]

short color_node [private]

short color_edge [private]

int width_edge [private]

double xepsilon [private]

double yepsilon [private]

double min_used_x [private]

double max_used_x [private]

double min_used_y [private]

double max_used_y [private]

double xminstep [private]

double yminstep [private]

double x_min [private]

double x_max [private]

double y_min [private]

double y_max [private]

double xstep [private]

double ystep [private]

double undoxstep [private]

double undoystep [private]

int key_pressed [private]

bool IsGrid [private]

double zoom [private]

int nxstep [private]

int nystep [private]

bool GridDrawn [private]

Tgrid current_grid [private]

Tgrid graph_grid [private]

Tgrid old_grid [private]

Tgrid undo_grid [private]

bool ShowGrid [private]

bool FitToGrid [private]

bool ForceGrid [private]

bool ForceGridOk [private]

bool RedrawGrid [private]

int FitSizeGrid [private]

int OldFitSizeGrid [private]

int SizeGrid [private]

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