WorldWind Source Analysis Series: Window custom control class Worldwindow

Source: Internet
Author: User

In the Worldwindow custom control is derived from the control class, you need to manipulate GDI + to draw the desired interface effect, more energy-intensive (different from the user control UserControl, also known as the composite control, mostly right. NET Toolbox provides a combination of default base controls and lightweight changes that are simpler to implement). To explicitly customize the system relationship between control and user control UserControl, the control class inheritance hierarchy (from MSDN) is given here:

The planets are drawn separately in the rendering of the planetary spheres in the Worldwindow and in the rendering of the graticule grids, and the planets are represented by world class world, and the graticule grids.

Not to be continued

WorldWind Source Analysis Series: Window custom control class Worldwindow

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