HOpMarkupMeasure

Detailed Description

class HOpMarkupMeasure : public HBaseOperator

The HOpMarkupAnnotate class inserts/manipulates annotation into the current scene.

HOpMarkupAnnotate implements three mouse event methods defined on the base class and maps the event information to operator routines. This operation consists of the following steps:

  1. Left Button Down: new annotation created/annotation selected
  2. Left Button Down and Drag: dragging
  3. Left Button Up: operation ended
More Detailed Description: see event methods

Public Functions

HOpMarkupMeasure(HBaseView *view, bool AddToLayer = false, int DoRepeat = 0, int DoCapture = 1)

constructor

virtual ~HOpMarkupMeasure()

destructor

virtual char const *GetName()
Returns:“HOpMarkupMeasure”
virtual int OnLButtonDown(HEventInfo &hevent)

OnLButtonDown either selects an existing annotation or inserts a new annotation at the current mouse position

Parameters:hevent – An HEventInfo object containing information about the current event.
Returns:A value indicating the result of the event handling.
virtual int OnLButtonDownAndMove(HEventInfo &hevent)

OnLButtonDownAndMove computes the translation transform based on the distance between the first and current pointer positions, and translates the annotation accordingly.

Parameters:hevent – An HEventInfo object containing information about the current event.
Returns:A value indicating the result of the event handling.
virtual int OnLButtonUp(HEventInfo &hevent)

OnLButtonUp finalizes movement of annotation

Parameters:hevent – An HEventInfo object containing information about the current event.
Returns:A value indicating the result of the event handling.
virtual int OnRButtonDown(HEventInfo &hevent)

OnRButtonDown finalizes movement of annotation

Parameters:hevent – An HEventInfo object containing information about the current event.
Returns:A value indicating the result of the event handling.
virtual int OnKeyDown(HEventInfo &hevent)

OnKeyDown adds/replaces text of the selected annotation

Parameters:hevent – An HEventInfo object containing information about the current event.
Returns:A value indicating the result of the event handling.
virtual HBaseOperator *Clone()

Creates a new operator which is associated with the same view as the current operator. The user is responsible for deleting the newly created operator.

Returns:A pointer to an HBaseOperator object