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Cool William,
Thank you,
I always wondered why experienced
users wrote AFL like;
Plot(MA(Close,9),"",colorDarkGreen,styleline);
instead of the neater/shorter;
Plot(Ma(C,9),"",19,1);
Now I know, I can save some time.
Thanks again
Regds Gerard
--- In amibroker@xxxxxxxxxxxxxxx, "William Peters"
<williampeters@xxxx> wrote:
> Gerard,
>
> Thanks for that contribution.
>
> Even after some years I'm still using help and the readme file
everyday simply because of the pace of development...I've even
invested in a state-of-the-art document and text retrieval system
that will retrieve any document on my hard drive within milliseconds
with the search text hi-lighted, time is money and its saved me a lot
of time over the years.
>
> I'm not sure whether you realised that the colors and style
constants and everything is available from within the code window. It
doesn't come with any description but at least you can see the color
and style names so you don't have to remember the numbers.
>
> So when you type say; Plot( then press {Ctl}{Space} keys at this
point you get the drop down list of constants etc
>
> Regards,
> William Peters
> www.amitools.com
>
>
>
> -----Original Message-----
> From: Gerard Carey [mailto:gcfinance@x...]
> Sent: Wednesday November 26, 2003 11:09 PM
> To: AB Yahoo group
> Subject: [amibroker] Newby...If You are as I...(you poor
unfortunate)
>
>
> Friend,
>
> If you are as I,
> Challenged IQ-ally,
> Memorially, Mathematically, Conceptually,
> To name but a few,
> Well this may interest you.
>
> You see I was damn sick of wasting time finding info. Continually
hitting
> the help button and ploughing thru page after page of the manual.
Talk
> about frustrating. Half the time I'd previously found what I was now
> looking for and not couldn't I remember it, I couldn't find it
again!
> A flash of inspiration suggested I use Indicator Builder to create a
> readily accessible source of stuff I regularly use.
>
> What you see underneath is a straight copy & paste from an IB pane
of
> mine named A INFO (that name keeps it at the top of the Indicators
list).
>
> In my custom A INFO indicator I keep easy to get at;
> AFL numbers of the colours I use.
> AFL numbers of the chart styles I use.
> AFL formuae I can copy/paste until I get to remember them.
> All Kinds of other guff I consider useful.
>
> This is all arranged in descending order of
useability/complication, for
> me that is.
> I mean when is a drongo like me ever gunna use;
> _TRACE - print text to system debug viewer
> Yeah right.
>
> I dump stuff when I am finally able to remember it.
>
> NB.
> PLEASE don't do a straight copy/paste of my file (I sure as hell
wouldn't
> trust me to be correct), but create your own. Your needs will be
> different.
>
> REGDS GERARD
>
> // A INFO
> // COLOURS
> 5=green 19=darkgreen 4=red 24=darkred 6=blue
21=darkBlue
> 7=yellow 1=black 2=white 25=orange 28=Teal 38=Violet
>
> // CHART STYLES
> 1-line 4-thick 2-histogram 8-line with dots 16-no
line
> 32-semi-log scale 64-candlestick 128-bar 256-styleNoDraw
> 512-staircase (square) 1024-middle dots for staircase 2048-no
> rescale 4096-no value label 8192-point AND figure 16384-
wide
> histogram 32768-styleOwnScale 65536-styleLeftAxisScale
> You can combine some styles but NOT all make sense, for example
(64+1)
> (candlestick + line) will result in candlestick chart (style=64 )
>
> // COPY / PASTE SAMPLES
>
> // To graph a (MA) Moving Average (6=Colour, 1=Chart style, see
above)
> insert-
> Plot(MA(C,30),"ma",6,1);
>
> // To scan for a MA Crossover, insert-
> Buy=Cross(MA(Close,3),MA(Close,18));
> Sell=Cross(MA(Close,18),MA(Close,3));
>
> // To scan for an Indicator Cross, insert-
> Buy = Cross( RSI(), 30 );
> Sell = Cross( 70, RSI() );
>
> /*To add a Title, insert */ Title=Name()+ "Put name here";
> /*To increase the no of Graphs in a pane, insert */ MaxGraph=10;
> /*To squash graphs into Indicator pane, insert */ GraphXSpace=5;
> /*To add a Filter (Volume) to an Exploration, insert */ Filter =
> Volume > 500000;
> /*To add a Column to AA Exploration RESULTS, insert */ AddColumn(
Close,
> "Closing price", 1.4 );
>
> /*To add FULL NAMES to AA Exploration RESULTS, insert */
> AddColumn(C,"C"); AddTextColumn(FullName(),"NAME");
>
> /*To put an Indicator on main price chart. Right click on price
chart
> select edit formula AND paste your formula on the very top line
above the
> //--Indicator-End-- line. eg. */
> Plot( WMA( Close, 20 ), "WMA20", colorRed );
>
> /*To add a custom line to a graph, insert */
> Plot(50,"My line",colorBlack);
>
> // AFL REFERENCE
> // INDICATORS
> AccDist - accumulation/distribution
> ADX - average directional movement index
> ATR - average True range
> BBandBot - bottom bollinger band
> BBandTop - top bollinger band
> CCI - commodity channel index
> Chaikin - Chaikin oscillator
> MACD - moving average convergence/Divergence
> MDI - minus directional movement indicator (-DI)
> MFI - money flow index
> NVI - negative Volume index
> OBV - on balance Volume
> OscP - price oscillator
> OscV - Volume oscillator
> PDI - plus directional movement indicator
> PVI - positive Volume index
> RMI - Relative Momentum Index
> ROC - percentage rate of change
> RSI - relative strength index
> RWI - Random walk index
> RWIHi - Random walk index of highs
> RWILo - Random walk index of lows
> SAR - parabolic stop-AND-reverse
> Signal - MACD Signal line
> StochD - stochastic slow %D
> StochK - stochastic slow %K
> Trix - triple exponential smoothed price
> Ultimate - Ultimate oscillator
>
> // MOVING AVERAGES, SUMMATION
> MA - simple moving average
> EMA - exponential moving average
> DEMA - double exponential moving average
> TEMA - triple exponential moving average
> WMA - weighted moving average
> Wilders - Wilder's smoothing
> AMA - adaptive moving average
> AMA2 - adaptive moving average
> Cum - cumulative Sum
> Sum - Sum data over specified number of bars
>
> // EXPLORATION / INDICATOR BUILDER
> AddColumn - add numeric exploration column
> AddTextColumn - add text exploration column
> EncodeColor - encodes color for indicator Title
> GetChartID - get current chart ID
> Param - add user user-definable numeric parameter
> ParamColor - add user user-definable color parameter
> ParamStr - add user user-definable string parameter
> Plot - Plot indicator graph
> PlotGrid - Plot horizontal grid line
> PlotOHLC - Plot custom OHLC chart
> PlotShapes - plots arrows AND other shapes
> PlotVAPOverlay - Plot Volume-At-Price overlay chart
> SelectedValue - retrieves value of the array at currently selected
> Date/time point
> WriteIf - commentary conditional text output
> WriteVal - write number OR value of the array
> _N - no text output
>
> // COMPOSITES
> AddToComposite - add value to composite ticker
> ADLine - advance/decline line
> AdvIssues - advancing issues
> AdvVolume - advancing issues Volume
> DecIssues - declining issues
> DecVolume - declining issues Volume
> Trin - traders (Arms) index
> UncIssues - unchanged issues
> UncVolume - unchaged issues Volume
>
> // REFERENCING OTHER SYMBOL DATA
> Foreign - access Foreign security data
> GetBaseIndex - retrieves symbol of relative strength base index
> PlotForeign - Plot Foreign security data
> RelStrength - comparative relative strength
>
> // LOWEST/HIGHEST
> HHV - Highest High value
> HHVBars - bars since Highest High
> Highest - Highest value
> HighestBars - bars since Highest value
> HighestSince - Highest value since condition met
> HighestSinceBars - bars since Highest value since condition met
> LLV - Lowest Low value
> LLVBars - bars since Lowest Low
> Lowest - Lowest value
> LowestBars - bars since Lowest
> LowestSince - Lowest value since condition met
> LowestSinceBars - BarsSince Lowest value since condition met
>
> // BASIC PRICE PATTERN DETECTION
> GapDown - gap down
> GapUp - gap up
> Inside - Inside Day
> Outside - Outside bar
> Peak - Peak
> PeakBars - bars since Peak
> Trough -Trough
> TroughBars - bars since Trough
> Zig-zag indicator
>
> // INFORMATION/CATEGORIES
> FullName - full Name of the symbol
> GetCategorySymbols - retrieves comma-separated list of symbols
belonging
> to given category (AFL 2.4)
> GetDatabaseName - retrieves folder Name of current database
> GroupID - get group ID/Name
> IndustryID - get industry ID / Name
> InWatchList - watch list membership test
> MarketID - market ID / Name
> Name - ticker symbol
> SectorID - get sector ID / Name
>
> // DATE/TIME
> BarIndex - get zero-based bar number
> BeginValue - Value of the array at the begin of the range
> Date - Date
> DateNum - Date number
> DateTime - retrieves encoded Date time
> Day - Day of Month
> DayOfWeek - Day of week
> DayOfYear - get ordinal number of Day in A Year
> EndValue - value of the array at the begin of the selected range
> Hour - get current bar's Hour
> Interval - get bar Interval (in seconds)
> Minute - get current bar's Minute
> Month - Month
> Now - gets current system Date/time
> Second - get current bar's Second
> TimeNum - get current bar time
> Year - Year
>
> // MATH FUNCTIONS
> abs - absolute value
> atan - arc tan
> ceil - ceil value
> cos - cosine
> exp - exponential function
> floor - floor value
> frac - fractional part
> int - integer part
> log - natural logarithm
> log10 - decimal logarithm
> Max - maximum value of two numbers / arrays
> Min - minimum value of two numbers / arrays
> Prec - adjust number of decimal points of floating point number
> round - round number to nearest integer
> sin - sine function
> sqrt - square root
>
> // STATISTICAL FUNCTIONS
> Correlation - Correlation
> LinearReg - linear regression end-point
> LinRegIntercept -
> LinRegSlope - linear regression slope
> Random - Random number
> StdErr - standard error
> StDev - standard deviation
> TSF - time series forecast
>
> // STRING MANIPULATION
> StrExtract - extracts given item (substring) from comma-separated
string
> StrLeft - extracts the leftmost part
> StrLen - string length
> StrMid - extracts part of the string
> StrRight - extracts the rightmost part of the string
>
> // TRADING SYSTEM TOOLBOX
> AlertIf - trigger alerts
> ApplyStop - apply built-in stop
> BarsSince - bars since
> Cross - crossover check
> Equity - calculate Equity line
> ExRem - remove excessive signals
> ExRemSpan - remove excessive signals spanning given number of bars
> Flip - (AFL 1.5)
> Hold - Hold the alert Signal
> IIf - immediate if function
> LastValue - last value of the array
> Optimize - define optimization variable
> Ref - reference past/future values of the array
> SetOption - sets options in automatic analysis settings
> SetTradeDelays - allows to control trade delays applied by the
backtester
> ValueWhen - get value of the array when condition met
>
> // MISCELLANEOUS FUNCTIONS
> #include - preprocessor include command
> #pragma - sets AFL pre-processor option
> CreateObject - create COM object
> CreateStaticObject - create static COM object
> EnableScript - enable scripting engine
> EnableTextOutput - enables/disables text output in the Chart
Commentary
> window
> GetExtraData - get extra data from external data source
> GetScriptObject - get access to script COM object
> IsEmpty - empty value check
> IsFinite - check if value is NOT infinite
> IsNan - checks for NaN (NOT A number)
> IsNull - check for Null (empty) value
> IsTrue - True value (non-empty AND non-zero) check
> Nz - Null (Null/Nan/Infinity) to zero
> Prefs - retrieve preferences settings
> SetBarsRequired - set number of previous AND future bars needed for
> script/DLL to properly execute
> Status - get run-time AFL Status information
> Study - reference hand-drawn Study
> Version - get Version info
> _TRACE - print text to system debug viewer
>
>
> /* Gerard Carey
> Last altered: 12th Nov 2003 */
>
> /*xxxx end xxxx*/
>
> --
> http://www.fastmail.fm - One of many happy users:
> http://www.fastmail.fm/docs/quotes.html
>
>
> Send BUG REPORTS to bugs@xxxx
> Send SUGGESTIONS to suggest@xxxx
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