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 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, bool gui_scope=true)
 Some data on this window has become invalid.

Detailed Description

Definition at line 60 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 98 of file viewport_gui.cpp.

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

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

Some data on this window has become invalid.

Parameters:
data Information about the changed data.
gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See InvalidateWindowData() for details.

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 144 of file viewport_gui.cpp.

References _settings_client, ClientSettings::gui, and GUISettings::scrollwheel_scrolling.

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 128 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 136 of file viewport_gui.cpp.

References ViewportData::dest_scrollpos_x, ViewportData::dest_scrollpos_y, 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 88 of file viewport_gui.cpp.

References SetDParam().


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

Generated on Sun Jun 5 04:20:57 2011 for OpenTTD by  doxygen 1.6.1