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phoenix_title wx.lib.floatcanvas.FCObjects.ScaledBitmap2

Draws a scaled bitmap

An alternative scaled bitmap that only scaled the required amount of the main bitmap when zoomed in: EXPERIMENTAL!


class_hierarchy Class Hierarchy

Inheritance diagram for class ScaledBitmap2:

method_summary Methods Summary

__init__ Default class constructor.
CalcBoundingBox Calculate the bounding box.
WorldToBitmap Computes the bitmap coords from World coords.

api Class API



class ScaledBitmap2(TextObjectMixin, DrawObject)

Draws a scaled bitmap

An alternative scaled bitmap that only scaled the required amount of the main bitmap when zoomed in: EXPERIMENTAL!


Methods



__init__(self, Bitmap, XY, Height, Width=None, Position = 'tl', InForeground = False)

Default class constructor.

Parameters:
  • Bitmap (wx.Bitmap) – the bitmap to be drawn
  • XY – the (x, y) coordinate of the corner of the scaled bitmap, or a 2-tuple, or a (2,) NumPy array
  • Height – height to be used
  • Width – width to be used, if None width is calculated from the aspect ratio of the bitmap
  • Position (string) – a two character string indicating where in relation to the coordinates the bitmap should be oriented
    1st character Meaning
    t top
    c center
    b bottom
    2nd character Meaning
    l left
    c center
    r right
  • InForeground (boolean) – should object be in foreground


CalcBoundingBox(self)

Calculate the bounding box.



WorldToBitmap(self, Pw)

Computes the bitmap coords from World coords.