Object PmgTrendViewer

Description:

See: PmgTrendViewer - Deatiled object description

Graphic Object used for viewing trends.

The whole panel containing this object used for viewing the trends including trend list table, the instrumental buttons, etc. can be easily created - see Preconfiguration "Trends viewer".

Action	Performs the action in the trend viewer
AddServer	Registration of server into list in viewer
AddTrend	Creates a new object of the tvTrend type
Autoscroll	Enable/disable Autoscroll
AutoscrollRate	Period of reading data in seconds while autoscroll is switched on
AutoscrollSize	How much to scroll
AutoscrollSizeUnit	Unit of AutoscrollSize property values
AutoscrollType	Automatic scroll type
BackgroundColor	Background color of the trend viewer
CompressType	Evaluation type for the data compression
CursorColor	Color of the cursor
CursorTime	Time referring to vertical cursor line
CursorTimeColor	Color of the cursor label time
CursorTimeLocation	Cursor time location
CursorType	Cursor type, its appearance
DataTimeout	Maximum time to wait for data
DlgTrends	Calling window for runtime configuration of trend viewer
Draw	Redrawing of whole object
FindTrend	Searching object of the tvTrend type
GetCfg	Returns current values of configuration data of the viewer and displayed treds
GetState	Returns viewer state
GetStateText	Returns the current state of the viewer in text form
GraphInit	Returns tvGraph object - initializing object for drawing
GridTime	Returns object of tvGrid type (vertical lines of grid on time axis)
GridValue	Returns object of the tvGrid type (horizontal lines of grid on value axis)
InsertTrend	Creates a new object of the tvTrend type
LastCfgSrc	Reference to recently loaded configuration file
LastCfgTitle	The name of the recently loaded configuration file
LastErr	Numeric code of the last risen error
LastErrText	Text of the last risen error
LoadCfg	Reading configuration data of viewer
PointsMaxVisibleCount	Maximum number of displayed points in viewer range
ReadData	Calls sending the request for current data
RemoveAllTrends	Deletes all trends
RemoveTrend	Removes the specified trend
SaveCfg	Saving current configuration data of viewer
SaveToHtm	Creates an HTML page for data of this viewer
ScaleTime	Returns object of the tvScale type (time scale)
ScaleValue	Returns object of the tvScale type (value scale)
ScrollTime	Scroll of viewer on the time scale
ScrollValue	Scroll of trend viewer on value scale
SetUserControl	Enables/disables the user control of the viewer
TableHeadBgColor	Background color of head in the table mode
TableHeadFont	Font of head legends in the table mode
TableHeadRowHigh	Height of head row in the table mode
TableHeadTextColor	Color of head legends in the table mode
TableOper	Setting some parameters in the table mode
TableRowHigh	Height of data row in the table mode
TableTimeBgColor	Background color of time column in the table mode
TableTimeColumnWidth	Width of time column in the table mode
TableTimeFont	Font of time column in the table mode
TableTimeFormat	Format of time column values in the table mode
TableTimeFormatType	Format type of time column values in the table mode
TableTimeTextColor	Color of time column values in the table mode
TimeMax	Time of viewer right edge
TimeMin	Time of viewer left edge
TimeSetType	Type of input time values in viewer methods
TimeType	Type of values on horizontal axis (time or number)
TimeZoomMax	Maximum limit of viewer time axis range
TimeZoomMaxForPoints	Maximum limit of viewer time axis range for displaying points
TimeZoomMaxForValues	Maximum limit of viewer time axis range for displaying point values
TimeZoomMin	Minimum limit of viewer time axis range
TimeZoomMinForCompress	Maximum range of viewer time axis range for displaying calculated points
TrendActive	Index of active tvTrend object
TrendArea	Returns tvTrendArea object (trends area)
Trends	Returns tvTrend object
TrendsCount	Returns number of tvTrend subobjects
ValueZoomMode	Value axis range setup method
ViewMode	Switches from/to the table mode
ZoomTime	Change of range, viewer zoom on time scale
ZoomValue	Zooming trends on value scale

onCursorTimeChange	Is triggered when time on vertical cursor line position changed
onDataTrendReady	Is triggered when viewer got data from server
onError	Is triggered if error occured in viewer
onMouseArea	Is triggered when user clicked into the graph drawing area by the mouse
onReadData	Is triggered any time when viewer asks for new data
onTimeChange	Is triggered when begin or end time of viewer changed
onTrendParamsChange	Is triggered on viewer start or if basic parameter of one of the tvTrend type object has been changed

tvTrendArea	(*TrendViewer area*) Object represents area where graphs are drawn
tvGraph	(*TrendViewer graph*) The object for drawing trend
tvGrid	(*TrendViewer grid*) Object that represents grid lines
tvPoints	(*TrendViewer points*) Object that holds data points of trend
tvScale	(*TrendViewer scale*) Object represents a scale
tvTicks	(*TrendViewer scale ticks*) Object for configuration of scale ticks or grid lines layout
tvTrend	(*TrendsView trend*) Object represents one trend variable

Object	General information about the object
Content	Content of the Pmg object in the XML form
Position	Setting the position, width and height of the Pmg object
Variables	List and configuration of user defined Pmg object variables
Events	Algorithms definition for the object events
Methods	Definition of designer's methods in the Pmg object
Panel	Setting the background area of the Pmg object
Viewer	Trend viewer basic parameters setup
Trends	Create and edit a list of trends
Appearance	Appearance setup of individual parts of the trend viewer.
Control	Controls setup of the trend viewer

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Object PmgTrendViewer

Description:

Properties and methods:

Events:

Related objects:

Configuration windows:

History: