ExtraViewportWindow Class Reference

Inheritance diagram for ExtraViewportWindow:
Window ZeroedMemoryAllocator

Public Member Functions

 ExtraViewportWindow (const WindowDesc *desc, int window_number, TileIndex tile)
virtual void SetStringParameters (int widget) const
 Initialize string parameters for a widget.
virtual void OnPaint ()
 The window must be repainted.
virtual void OnClick (Point pt, int widget, int click_count)
 A click with the left mouse button has been made on the window.
virtual void OnResize ()
 Called after the window got resized.
virtual void OnScroll (Point delta)
 Handle the request for (viewport) scrolling.
virtual void OnMouseWheel (int wheel)
 The mouse wheel has been turned.
virtual void OnInvalidateData (int data=0)
 Some data on this window has become invalid.

Detailed Description

Definition at line 61 of file viewport_gui.cpp.


Member Function Documentation

virtual void ExtraViewportWindow::OnClick ( Point  pt,
int  widget,
int  click_count 
) [inline, virtual]

A click with the left mouse button has been made on the window.

Parameters:
pt the point inside the window that has been clicked.
widget the clicked widget.
click_count Number of fast consecutive clicks at same position

Reimplemented from Window.

Definition at line 104 of file viewport_gui.cpp.

References ViewportData::dest_scrollpos_x, ViewportData::dest_scrollpos_y, FindWindowById(), ViewportData::follow_vehicle, INVALID_VEHICLE, ViewportData::scrollpos_x, ViewportData::scrollpos_y, Window::viewport, ViewPort::virtual_height, and ViewPort::virtual_width.

virtual void ExtraViewportWindow::OnInvalidateData ( int  data = 0  )  [inline, virtual]

Some data on this window has become invalid.

Parameters:
data information about the changed data.

Reimplemented from Window.

Definition at line 156 of file viewport_gui.cpp.

References HandleZoomMessage(), and Window::viewport.

virtual void ExtraViewportWindow::OnMouseWheel ( int  wheel  )  [inline, virtual]

The mouse wheel has been turned.

Parameters:
wheel the amount of movement of the mouse wheel.

Reimplemented from Window.

Definition at line 151 of file viewport_gui.cpp.

virtual void ExtraViewportWindow::OnPaint (  )  [inline, virtual]

The window must be repainted.

Note:
This method should not change any state, it should only use drawing functions.

Reimplemented from Window.

Definition at line 99 of file viewport_gui.cpp.

References Window::DrawWidgets().

virtual void ExtraViewportWindow::OnResize (  )  [inline, virtual]

Called after the window got resized.

For nested windows with a viewport, call NWidgetViewport::UpdateViewportCoordinates.

Reimplemented from Window.

Definition at line 132 of file viewport_gui.cpp.

References NWidgetViewport::UpdateViewportCoordinates(), and Window::viewport.

virtual void ExtraViewportWindow::OnScroll ( Point  delta  )  [inline, virtual]

Handle the request for (viewport) scrolling.

Parameters:
delta the amount the viewport must be scrolled.

Reimplemented from Window.

Definition at line 140 of file viewport_gui.cpp.

References ViewportData::dest_scrollpos_x, ViewportData::dest_scrollpos_y, IsPtInWindowViewport(), ScaleByZoom(), ViewportData::scrollpos_x, ViewportData::scrollpos_y, and Window::viewport.

virtual void ExtraViewportWindow::SetStringParameters ( int  widget  )  const [inline, virtual]

Initialize string parameters for a widget.

Calls to this function are made during initialization to measure the size (that is as part of InitNested()), during drawing, and while re-initializing the window. Only for widgets that render text initializing is requested.

Parameters:
widget Widget number.

Reimplemented from Window.

Definition at line 89 of file viewport_gui.cpp.

References SetDParam().


The documentation for this class was generated from the following file:

Generated on Wed Mar 17 23:50:55 2010 for OpenTTD by  doxygen 1.6.1