eric4.Graphics.PixmapDiagram

Module implementing a dialog showing a pixmap.

Global Attributes

None

Classes

PixmapDiagram Class implementing a dialog showing a pixmap.

Functions

None


PixmapDiagram

Class implementing a dialog showing a pixmap.

Derived from

KQMainWindow

Class Attributes

None

Class Methods

None

Methods

PixmapDiagram Constructor
__adjustScrollBar Private method to adjust a scrollbar by a certain factor.
__doZoom Private method to perform the zooming.
__initActions Private method to initialize the view actions.
__initContextMenu Private method to initialize the context menu.
__initToolBars Private method to populate the toolbars with our actions.
__print Private slot to the actual printing.
__printDiagram Private slot called to print the diagram.
__printPreviewDiagram Private slot called to show a print preview of the diagram.
__showContextMenu Private slot to show the context menu of the listview.
__showPixmap Private method to show a file.
__zoom Private method to handle the zoom context menu action.
__zoomIn Private method to handle the zoom in context menu entry.
__zoomOut Private method to handle the zoom out context menu entry.
__zoomReset Private method to handle the reset zoom context menu entry.
getDiagramName Method to retrieve a name for the diagram.
getStatus Method to retrieve the status of the canvas.

Static Methods

None

PixmapDiagram (Constructor)

PixmapDiagram(pixmap, parent = None, name = None)

Constructor

pixmap
filename of a graphics file to show (QString or string)
parent
parent widget of the view (QWidget)
name
name of the view widget (QString or string)

PixmapDiagram.__adjustScrollBar

__adjustScrollBar(scrollBar, factor)

Private method to adjust a scrollbar by a certain factor.

scrollBar
reference to the scrollbar object (QScrollBar)
factor
factor to adjust by (float)

PixmapDiagram.__doZoom

__doZoom(factor)

Private method to perform the zooming.

factor
zoom factor (float)

PixmapDiagram.__initActions

__initActions()

Private method to initialize the view actions.

PixmapDiagram.__initContextMenu

__initContextMenu()

Private method to initialize the context menu.

PixmapDiagram.__initToolBars

__initToolBars()

Private method to populate the toolbars with our actions.

PixmapDiagram.__print

__print(printer)

Private slot to the actual printing.

printer
reference to the printer object (QPrinter)

PixmapDiagram.__printDiagram

__printDiagram()

Private slot called to print the diagram.

PixmapDiagram.__printPreviewDiagram

__printPreviewDiagram()

Private slot called to show a print preview of the diagram.

PixmapDiagram.__showContextMenu

__showContextMenu(coord)

Private slot to show the context menu of the listview.

coord
the position of the mouse pointer (QPoint)

PixmapDiagram.__showPixmap

__showPixmap(filename)

Private method to show a file.

filename
name of the file to be shown (string or QString)
Returns:
flag indicating success

PixmapDiagram.__zoom

__zoom()

Private method to handle the zoom context menu action.

PixmapDiagram.__zoomIn

__zoomIn()

Private method to handle the zoom in context menu entry.

PixmapDiagram.__zoomOut

__zoomOut()

Private method to handle the zoom out context menu entry.

PixmapDiagram.__zoomReset

__zoomReset()

Private method to handle the reset zoom context menu entry.

PixmapDiagram.getDiagramName

getDiagramName()

Method to retrieve a name for the diagram.

Returns:
name for the diagram

PixmapDiagram.getStatus

getStatus()

Method to retrieve the status of the canvas.

Returns:
flag indicating a successful pixmap loading (boolean)
Up