wx.lib.ogl.canvas.ShapeCanvas

The ShapeCanvas class.

Class Hierarchy

Inheritance diagram for class ShapeCanvas:

Known Superclasses

wx.ScrolledWindow

Methods Summary

__init__	Default class constructor.
AddShape	Add a shape to canvas.
Draw	Update the buffer with the background and redraw the full diagram.
FindShape	Find shape at given position.
GetBuffer
GetDiagram	Get the diagram associated with this canvas.
GetQuickEditMode	Get quick edit mode.
InsertShape	Insert a shape to canvas.
OnBeginDragLeft	not implemented???
OnBeginDragRight	not implemented???
OnDragLeft	not implemented???
OnDragRight	not implemented???
OnEndDragLeft	not implemented???
OnEndDragRight	not implemented???
OnLeftClick	not implemented???
OnMouseEvent	The mouse event handler.
OnPaint	The paint handler, uses BufferedPaintDC to draw the
OnRightClick	not implemented???
OnSize	The size handler, it initializes the buffer to the size of the window.
Redraw	Redraw the diagram.
RemoveShape	Remove a shape from canvas.
SetDiagram	Set the diagram associated with this canvas.
Snap	Snap ???

Class API

---

class ShapeCanvas(wx.ScrolledWindow)

The ShapeCanvas class.

Methods

---

__init__(self, parent = None, id = -1, pos = wx.DefaultPosition, size = wx.DefaultSize, style = wx.BORDER, name = "ShapeCanvas")

Default class constructor.

Default class constructor.

Parameters:

• parent (wx.Window) – parent window
• id (integer) – window identifier. A value of -1 indicates a default value
• pos (tuple or wx.Point) – the control position. A value of (-1, -1) indicates a default position, chosen by either the windowing system or wxPython, depending on platform
• size (tuple or wx.Size) – the control size. A value of (-1, -1) indicates a default size, chosen by either the windowing system or wxPython, depending on platform
• style (integer) – the underlying wx.Window style
• name (str) – the window name

---

AddShape(self, object, addAfter = None)

Add a shape to canvas.

Parameters:

• object – the Shape instance to add
• addAfter – None or the Shape after which above shape is to be added.

---

Draw(self)

Update the buffer with the background and redraw the full diagram.

---

FindShape(self, x, y, info = None, notObject = None)

Find shape at given position.

Parameters:

• x – the x position
• y – the y position
• info – ???

• notObject – ???

---

GetBuffer(self)

---

GetDiagram(self)

Get the diagram associated with this canvas.

---

GetQuickEditMode(self)

Get quick edit mode.

---

InsertShape(self, object)

Insert a shape to canvas.

Parameters:object – the Shape instance to insert

---

OnBeginDragLeft(self, x, y, keys = 0)

not implemented???

---

OnBeginDragRight(self, x, y, keys = 0)

not implemented???

---

OnDragLeft(self, draw, x, y, keys = 0)

not implemented???

---

OnDragRight(self, draw, x, y, keys = 0)

not implemented???

---

OnEndDragLeft(self, x, y, keys = 0)

not implemented???

---

OnEndDragRight(self, x, y, keys = 0)

not implemented???

---

OnLeftClick(self, x, y, keys = 0)

not implemented???

---

OnMouseEvent(self, evt)

The mouse event handler.

---

OnPaint(self, evt)

The paint handler, uses BufferedPaintDC to draw the buffer to the screen.

---

OnRightClick(self, x, y, keys = 0)

not implemented???

---

OnSize(self, evt)

The size handler, it initializes the buffer to the size of the window.

---

Redraw(self, dc)

Redraw the diagram.

---

RemoveShape(self, object)

Remove a shape from canvas.

Parameters:object – the Shape instance to be removed

---

SetDiagram(self, diag)

Set the diagram associated with this canvas.

Parameters:diag – an instance of Diagram

---

Snap(self, x, y)

Snap ???

Parameters:

• x – the x position
• y – the y position