lazarus-ccr/components/extrasyn/SyneditHighlighters/synhighlightergnuplot.pas
2018-04-18 23:43:21 +00:00

916 lines
26 KiB
ObjectPascal

{-------------------------------------------------------------------------------
The contents of this file are subject to the Mozilla Public License
Version 1.1 (the "License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.mozilla.org/MPL/
Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
the specific language governing rights and limitations under the License.
The Original Code is: SynHighlighterUNIXShellScript.pas, released 2001-11-13.
The Initial Author of this file is Stefan Ascher.
All Rights Reserved.
Portions by Jan Verhoeven (http://jansfreeware.com/jfdelphi.htm)
Contributors to the SynEdit and mwEdit projects are listed in the
Contributors.txt file.
Alternatively, the contents of this file may be used under the terms of the
GNU General Public License Version 2 or later (the "GPL"), in which case
the provisions of the GPL are applicable instead of those above.
If you wish to allow use of your version of this file only under the terms
of the GPL and not to allow others to use your version of this file
under the MPL, indicate your decision by deleting the provisions above and
replace them with the notice and other provisions required by the GPL.
If you do not delete the provisions above, a recipient may use your version
of this file under either the MPL or the GPL.
$Id: synhighlighterunixshellscript.pas 21053 2009-08-01 10:48:48Z martin $
You may retrieve the latest version of this file at the SynEdit home page,
located at http://SynEdit.SourceForge.net
Contributors:
Tom Lisjac <vlx@users.sourceforge.net>
Initially adapted for use with Lazarus and FPC - 2003-06-11
Changes can be found by searching for: ////TL
Known Issues:
-------------------------------------------------------------------------------}
{
@abstract(Provides a gnuplot highlighter for SynEdit)
@author(Werner Pamler)
@created(2011, maybe)
The SynHighlighterGnuplot unit provides SynEdit with a highlighter for gnuplot.
}
{$IFNDEF QSYNHIGHLIGHTERUNIXSHELLSCRIPT}
unit synhighlightergnuplot;
{$ENDIF}
// extrasyn.inc is the synedit.inc from laz 1.2.0 synedit package source,
// If it has changed in newer version you might need to copy it again.
// Remember to redclare the syn_lazarus define.
{$I extrasyn.inc}
interface
uses
{$IFDEF SYN_CLX}
QGraphics,
QSynEditTypes,
QSynEditHighlighter,
{$ELSE}
Graphics,
{$IFDEF SYN_LAZARUS}
GraphType, /////TL 2003-06-11: Added for font attribute declaration fsBold
{$ENDIF}
SynEditTypes,
SynEditHighlighter,
{$ENDIF}
SysUtils,
Classes;
type
TtkTokenKind = (tkComment, tkIdentifier, tkKey, tkNull, tkNumber, tkSecondKey,
tkThirdKey, tkSpace, tkString, tkSymbol, tkVariable, tkUnknown);
TRangeState = (rsUnknown, rsAnsi, rsPasStyle, rsCStyle);
TProcTableProc = procedure of object;
type
{ TSynGnuplotSyn }
TSynGnuplotSyn = class(TSynCustomHighlighter)
private
fRange: TRangeState;
fLine: PChar;
fProcTable: array[#0..#255] of TProcTableProc;
Run: LongInt;
fTokenPos: Integer;
FTokenID: TtkTokenKind;
fLineNumber: Integer;
fStringAttri: TSynHighlighterAttributes;
fSymbolAttri: TSynHighlighterAttributes;
fKeyAttri: TSynHighlighterAttributes;
fSecondKeyAttri: TSynHighlighterAttributes;
fThirdKeyAttri : TSynHighlighterAttributes;
fNumberAttri: TSynHighlighterAttributes;
fCommentAttri: TSynHighlighterAttributes;
fSpaceAttri: TSynHighlighterAttributes;
fIdentifierAttri: TSynHighlighterAttributes;
fVarAttri: TSynHighlighterAttributes;
fKeyWords: TStrings;
fSecondKeys: TStrings;
fThirdKeys : TStrings;
procedure BraceOpenProc;
procedure PointCommaProc;
procedure CRProc;
procedure IdentProc;
procedure LFProc;
procedure NullProc;
procedure NumberProc;
procedure RoundOpenProc;
procedure SlashProc;
procedure SpaceProc;
procedure StringProc;
procedure UnknownProc;
procedure MakeMethodTables;
procedure AnsiProc;
procedure PasStyleProc;
procedure CStyleProc;
procedure DollarProc;
procedure DotProc;
procedure SetSecondKeys(const Value: TStrings);
procedure SetThirdKeys(const Value: TStrings);
protected
function GetIdentChars: TSynIdentChars; override;
function GetSampleSource: String; override;
public
{$IFNDEF SYN_CPPB_1} class {$ENDIF}
function GetLanguageName: string; override;
public
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
function GetDefaultAttribute(Index: integer): TSynHighlighterAttributes;
override;
function GetEol: Boolean; override;
function GetRange: Pointer; override;
function GetTokenID: TtkTokenKind;
procedure SetLine({$IFDEF FPC}const {$ENDIF}NewValue: String; LineNumber:Integer); override; /////TL: Added 2003-06-11
function IsKeyword(const AKeyword: string): boolean; override; //mh 2000-11-08
function IsSecondKeyWord(aToken: string): Boolean;
function IsThirdKeyWord(aToken: string) : boolean;
function GetToken: string; override;
{$IFDEF SYN_LAZARUS}
procedure GetTokenEx(out TokenStart: PChar; out TokenLength: integer); override; /////TL: Added 2003-06-11
{$ENDIF}
function GetTokenAttribute: TSynHighlighterAttributes; override;
function GetTokenKind: integer; override;
function GetTokenPos: Integer; override;
procedure Next; override;
procedure SetRange(Value: Pointer); override;
procedure ResetRange; override;
published
property CommentAttri: TSynHighlighterAttributes read fCommentAttri
write fCommentAttri;
property IdentifierAttri: TSynHighlighterAttributes read fIdentifierAttri
write fIdentifierAttri;
property KeyAttri: TSynHighlighterAttributes read fKeyAttri write fKeyAttri;
property SecondKeyAttri: TSynHighlighterAttributes read fSecondKeyAttri
write fSecondKeyAttri;
property SecondKeyWords: TStrings read fSecondKeys write SetSecondKeys;
property ThirdKeyAttri: TSynHighlighterAttributes read fThirdKeyAttri
write fThirdKeyAttri;
property ThirdKeyWords: TStrings read fThirdKeys write SetThirdKeys;
property NumberAttri: TSynHighlighterAttributes read fNumberAttri
write fNumberAttri;
property SpaceAttri: TSynHighlighterAttributes read fSpaceAttri
write fSpaceAttri;
property StringAttri: TSynHighlighterAttributes read fStringAttri
write fStringAttri;
property SymbolAttri: TSynHighlighterAttributes read fSymbolAttri
write fSymbolAttri;
property VarAttri: TSynHighlighterAttributes read fVarAttri
write fVarAttri;
end;
procedure Register;
implementation
uses
{$IFDEF SYN_CLX}
QSynEditStrConst;
{$ELSE}
SynEditStrConst;
{$ENDIF}
const
SYNS_AttrThirdReservedWord = 'Third reserved word';
SYNS_XML_AttrThirdReservedWord : string = SYNS_AttrThirdReservedWord; // 'Third reserved word';
const
GnuplotScriptKeysCount = 35; //110;
GnuplotScriptKeys: array[1..GnuplotScriptKeysCount] of string = (
'CALL', 'CD', 'CLEAR', 'ELSE', 'EVAL', 'EXIT', 'FIT', 'FPRINTF', 'HELP', 'HISTORY', 'IF',
'FOR', 'LOAD', 'LOWER', 'PAUSE', 'PLOT', 'PRINT', 'PWD', 'QUIT',
'RAISE', 'REFRESH', 'REPLOT', 'REREAD', 'RESET',
'SAVE', 'SET', 'SHOW', 'SHELL', 'SPLOT', 'SPRINTF', 'SYSTEM',
'TEST', 'UNDEFINE', 'UNSET', 'UPDATE');
GnuplotScriptSecondKeysCount = 116; //23;
GnuplotScriptSecondKeys: array[1..GnuplotScriptSecondKeysCount] of string = (
'ANGLES', 'ARROW', 'AUTOSCALE', 'BARS', 'BIND', 'BMARGIN', 'BORDER',
'BOXWIDTH', 'CBDATA', 'CBDTICS', 'CBLABEL', 'CBMTICS', 'CBRANGE', 'CBTICS',
'CLABEL', 'CLIP', 'CNTRPARAM', 'COLORBOX', 'CONTOUR',
'DECIMALSIGN', 'DGRID3D', 'DUMMY', 'ENCODING', 'FIT', 'FONTPATH',
'FORMAT', 'FUNCTIONS', 'GRID', 'HIDDEN3D', 'HISTORYSIZE', 'ISOSAMPLES',
'KEY', 'LABEL', 'LMARGIN', 'LOADPATH', 'LOCALE', 'LOGSCALE', 'MACROS',
'MAPPING', 'MARGIN', 'MOUSE', 'MULTIPLOT', 'MX2TICS', 'MXTICS', 'MY2TICS',
'MYTICS', 'MZTICS', 'OBJECT', 'OFFSETS', 'ORIGIN', 'OUTPUT', 'PARAMETRIC',
'PLOT', 'PALETTE', 'POINTSIZE', 'POLAR', 'PRINT', 'RMARGIN', 'RRANGE',
'SAMPLES', 'SIZE', 'STYLE', 'SURFACE', 'TABLE', 'TERMINAL', 'TERMOPTION',
'TICS', 'TICSLEVEL', 'TICSCALE', 'TIMESTAMP', 'TIMEFMT', 'TITLE',
'TMARGIN', 'TRANGE', 'URANGE', 'VARIABLES', 'VERSION', 'VIEW', 'VRANGE',
'X2DATA', 'X2DTICS', 'X2LABEL', 'X2MTICS', 'X2RANGE', 'X2TICS', 'X2ZEROAXIS',
'XDATA', 'XDTICS', 'XLABEL', 'XMTICS', 'XRANGE', 'XTICS', 'XYPLANE',
'XZEROAXIS', 'Y2DATE', 'Y2DTICS', 'Y2LABEL', 'Y2MTCIS', 'Y2RANGE', 'Y2TICS',
'Y2ZEROAXIS', 'YDATA', 'YDTICS', 'YLABEL', 'YMTICS', 'YRANGE', 'YTICS',
'YZEROAXIS', 'ZDATA', 'ZDTICS', 'ZERO', 'ZLABEL', 'ZMTICS', 'ZRANGE',
'ZTICS', 'ZZEROAXIS');
GnuplotScriptThirdKeysCount = 134;
GnuplotScriptThirdKeys: array[1..GnuplotScriptThirdKeysCount] of string = (
'absolute', 'all', 'as', 'auto',
'back', 'backhead', 'base', 'bdefault', 'binary', 'border', 'both',
'box', 'boxes', 'boxerrorbars', 'boxxyerrorbars', 'bspline',
'candlesticks', 'cauchy', 'circles', 'column', 'columnheader', 'cubicspline',
'default', 'defined', 'discrete', 'dots',
'else', 'empty', 'end', 'errorbars', 'errorlines', 'errorvariables', 'every', 'exp',
'fill', 'filled', 'filledcurve', 'financebars', 'fix', 'fixmax', 'fixmin',
'font', 'from', 'front', 'fs', 'fsteps', 'fullwidth',
'keepfix',
'gauss',
'hann', 'head', 'heads', 'histeps', 'histograms', 'horizontal',
'image', 'impulses', 'in', 'incremental', 'index',
'labels', 'large', 'levels', 'linear', 'lines',
'linecolor', 'linespoints', 'linestyle', 'linetype', 'linewidth',
'locale', 'lc', 'ls', 'lt', 'lw',
'matrix', 'max', 'min', 'missing',
'noborder', 'nocontours', 'noerrorvariables', 'nohead', 'nohidden3d',
'nosurface', 'notitle',
'offset', 'order', 'origin',
'pm3d', 'points', 'pointsize', 'pointtype', 'ps', 'pt',
'qnorm',
'radians', 'relative', 'rgb', 'rgbformulae', 'rgbalpha', 'rgbimage',
'rotate by', 'rto',
'size', 'small', 'smooth', 'splines', 'square', 'steps', 'surface',
'textcolor', 'thru', 'to', 'trianglepattern',
'user', 'using',
'vectors', 'vertical', 'volatile',
'with',
'x', 'x1', 'x2', 'xerrorbar', 'xerrorlines', 'xyerrorbars', 'xyerrorlines',
'y', 'y1', 'y2', 'yerrorbars', 'yerrorlines',
'z'
);
var
Identifiers: array[#0..#255] of ByteBool;
{$IFNDEF SYN_LAZARUS}
mHashTable: array[#0..#255] of Integer;
{$ENDIF}
procedure MakeIdentTable;
var
I: Char;
{$IFNDEF SYN_LAZARUS}
K: Char;
{$ENDIF}
begin
for I := #0 to #255 do
begin
case I of
'_', '0'..'9', 'a'..'z', 'A'..'Z':
Identifiers[I] := True;
else
Identifiers[I] := False;
end;
{$IFNDEF SYN_LAZARUS}
J := UpCase(I);
case I in ['_', 'a'..'z', 'A'..'Z'] of
True: mHashTable[I] := Ord(J) - 64
else mHashTable[I] := 0;
end;
{$ENDIF}
end;
end;
function TSynGnuplotSyn.IsKeyword(const AKeyword: string): boolean; //mh 2000-11-08
var
First, Last, I, Compare: Integer;
Token: String;
begin
First := 0;
Last := fKeywords.Count - 1;
Result := False;
Token := UpperCase(AKeyword);
while First <= Last do begin
I := (First + Last) shr 1;
Compare := CompareStr(fKeywords[I], Token);
if Compare = 0 then begin
Result := True;
break;
end else
if Compare < 0 then First := I + 1 else Last := I - 1;
end;
end; { IsKeyWord }
function TSynGnuplotSyn.IsSecondKeyWord(aToken: String): Boolean;
var
First, Last, I, Compare: Integer;
Token: String;
begin
First := 0;
Last := fSecondKeys.Count - 1;
Result := False;
Token := UpperCase(aToken);
while First <= Last do
begin
I := (First + Last) shr 1;
Compare := CompareStr(fSecondKeys[i], Token);
if Compare = 0 then
begin
Result := True;
break;
end
else
if Compare < 0 then First := I + 1 else Last := I - 1;
end;
end; { IsSecondKeyWord }
function TSynGnuplotSyn.IsThirdKeyWord(aToken: String): Boolean;
var
First, Last, I, Compare: Integer;
Token: String;
begin
First := 0;
Last := fThirdKeys.Count - 1;
Result := False;
Token := UpperCase(aToken);
while First <= Last do begin
I := (First + Last) shr 1;
Compare := CompareStr(fThirdKeys[i], Token);
if Compare = 0 then begin
Result := True;
break;
end else
if Compare < 0 then First := I + 1 else Last := I - 1;
end;
end; { IsThirdKeyWord }
procedure TSynGnuplotSyn.MakeMethodTables;
var
I: Char;
begin
for I := #0 to #255 do
case I of /////TL 2003-06-11: added "@" prefix to function identifiers being assigned
'#': fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}SlashProc{!@#$AsciiCharProc};
'{': fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}BraceOpenProc;
';': fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}PointCommaProc;
'.': fProcTable[i] := {$IFDEF SYN_LAZARUS}@{$ENDIF}DotProc;
#13: fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}CRProc;
'A'..'Z', 'a'..'z', '_': fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}IdentProc;
#10: fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}LFProc;
#0: fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}NullProc;
'0'..'9': fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}NumberProc;
'(': fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}RoundOpenProc;
'/': fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}SlashProc;
'$': fProcTable[i] := {$IFDEF SYN_LAZARUS}@{$ENDIF}DollarProc;
#1..#9, #11, #12, #14..#32: fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}SpaceProc;
#34, #39{!@#$#39}: fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}StringProc;
else fProcTable[I] := {$IFDEF SYN_LAZARUS}@{$ENDIF}UnknownProc;
end;
end;
constructor TSynGnuplotSyn.Create(AOwner: TComponent);
var
i: integer;
begin
inherited Create(AOwner);
fKeyWords := TStringList.Create;
TStringList(fKeyWords).Sorted := True;
TStringList(fKeyWords).Duplicates := dupIgnore;
fSecondKeys := TStringList.Create;
TStringList(fSecondKeys).Sorted := True;
TStringList(fSecondKeys).Duplicates := dupIgnore;
fThirdKeys := TStringList.Create;
TStringList(fThirdKeys).Sorted := True;
TStringList(fThirdKeys).Duplicates := dupIgnore;
if not (csDesigning in ComponentState) then begin
for i := 1 to GnuplotScriptKeysCount do
fKeyWords.Add(GnuplotScriptKeys[i]);
for i := 1 to GnuplotScriptSecondKeysCount do
fSecondKeys.Add(GnuplotScriptSecondKeys[i]);
for i := 1 to GnuplotScriptThirdKeysCount do
fThirdKeys.Add(Uppercase(GnuplotScriptThirdKeys[i]));
end;
fCommentAttri := TSynHighlighterAttributes.Create(SYNS_AttrComment, SYNS_XML_AttrComment);
fCommentAttri.Foreground := clGreen;
AddAttribute(fCommentAttri);
fIdentifierAttri := TSynHighlighterAttributes.Create(SYNS_AttrIdentifier, SYNS_XML_AttrIdentifier);
AddAttribute(fIdentifierAttri);
fKeyAttri := TSynHighlighterAttributes.Create(SYNS_AttrReservedWord, SYNS_XML_AttrReservedWord);
fKeyAttri.Foreground := clNavy;
fKeyAttri.Style := [fsBold];
AddAttribute(fKeyAttri);
fSecondKeyAttri := TSynHighlighterAttributes.Create(SYNS_AttrSecondReservedWord, SYNS_XML_AttrSecondReservedWord);
AddAttribute(fSecondKeyAttri);
fThirdKeyAttri := TSynHighlighterAttributes.Create(SYNS_AttrThirdReservedWord, SYNS_XML_AttrThirdReservedWord);
AddAttribute(fThirdKeyAttri);
fNumberAttri := TSynHighlighterAttributes.Create(SYNS_AttrNumber, SYNS_XML_AttrNumber);
fNumberAttri.Foreground := clGreen; //Blue;
AddAttribute(fNumberAttri);
fSpaceAttri := TSynHighlighterAttributes.Create(SYNS_AttrSpace, SYNS_XML_AttrSpace);
AddAttribute(fSpaceAttri);
fStringAttri := TSynHighlighterAttributes.Create(SYNS_AttrString, SYNS_XML_AttrString);
fStringAttri.Foreground := clMaroon;
AddAttribute(fStringAttri);
fSymbolAttri := TSynHighlighterAttributes.Create(SYNS_AttrSymbol, SYNS_XML_AttrSymbol);
fSymbolAttri.Foreground := clRed;
AddAttribute(fSymbolAttri);
fVarAttri := TSynHighlighterAttributes.Create(SYNS_AttrVariable, SYNS_XML_AttrVariable);
fVarAttri.Foreground := clPurple;
AddAttribute(fVarAttri);
SetAttributesOnChange({$IFDEF SYN_LAZARUS}@{$ENDIF}DefHighlightChange); ////TL 2003-06-11: added the @prefix to DefHighlightChange
MakeMethodTables;
fRange := rsUnknown;
fDefaultFilter := SYNS_FilterUNIXShellScript;
end; { Create }
procedure TSynGnuplotSyn.SetLine(
{$IFDEF FPC}const {$ENDIF}NewValue: String;
LineNumber:Integer);
begin
fLine := PChar(NewValue);
Run := 0;
fLineNumber := LineNumber;
Next;
end; { SetLine }
destructor TSynGnuplotSyn.Destroy;
begin
fKeyWords.Free;
fSecondKeys.Free;
fThirdKeys.Free;
inherited Destroy;
end; { Destroy }
procedure TSynGnuplotSyn.AnsiProc;
begin
fTokenID := tkComment;
case FLine[Run] of
#0:
begin
NullProc;
exit;
end;
#10:
begin
LFProc;
exit;
end;
#13:
begin
CRProc;
exit;
end;
end;
while fLine[Run] <> #0 do
case fLine[Run] of
'*':
if fLine[Run + 1] = ')' then
begin
fRange := rsUnKnown;
inc(Run, 2);
break;
end else inc(Run);
#10: break;
#13: break;
else inc(Run);
end;
end;
procedure TSynGnuplotSyn.PasStyleProc;
begin
fTokenID := tkComment;
case FLine[Run] of
#0:
begin
NullProc;
exit;
end;
#10:
begin
LFProc;
exit;
end;
#13:
begin
CRProc;
exit;
end;
end;
while FLine[Run] <> #0 do
case FLine[Run] of
'}':
begin
fRange := rsUnKnown;
inc(Run);
break;
end;
#10: break;
#13: break;
else inc(Run);
end;
end;
procedure TSynGnuplotSyn.CStyleProc;
begin
case fLine[Run] of
#0: NullProc;
#10: LFProc;
#13: CRProc;
else
fTokenID := tkComment;
repeat
if (fLine[Run] = '*') and (fLine[Run + 1] = '/') then
begin
fRange := rsUnKnown;
Inc(Run, 2);
break;
end;
Inc(Run);
until fLine[Run] in [#0, #10, #13];
end;
end;
procedure TSynGnuplotSyn.DollarProc;
var
cc: Char;
begin
inc(Run);
fTokenID := tkVariable;
if FLine[Run] = #0 then Exit;
cc := FLine[Run];
inc(Run);
if (cc = '{') then begin
// ${var}
while FLine[Run] in IdentChars do begin
case FLine[Run] of
#0, #10, #13: Break;
end;
inc(Run);
end;
if FLine[Run] = '}' then Inc(Run);
end else
// $var
while FLine[Run] in IdentChars do
inc(Run);
end;
procedure TSynGnuplotSyn.DotProc;
function TestDot: boolean;
var
i: integer;
begin
result := false;
i := run;
inc(i);
while (FLine[i] in ['a'..'z', 'A'..'Z']) do
inc(i);
if i > (run + 1) then
result := true;
if result then
run := i;
end;
begin
// Don't highlight filenames like filename.zip
if TestDot then
fTokenID := tkIdentifier
else begin
inc(Run);
fTokenID := tkSymbol;
end;
end;
procedure TSynGnuplotSyn.BraceOpenProc;
begin
inc(Run);
fTokenID := tkSymbol;
end;
procedure TSynGnuplotSyn.PointCommaProc;
begin
inc(Run);
fTokenID := tkSymbol;
end;
procedure TSynGnuplotSyn.CRProc;
begin
fTokenID := tkSpace;
case FLine[Run + 1] of
#10: inc(Run, 2);
else inc(Run);
end;
end;
procedure TSynGnuplotSyn.IdentProc;
begin
while Identifiers[fLine[Run]] do inc(Run);
if IsKeyWord(GetToken) then begin
fTokenId := tkKey;
Exit;
end else
fTokenId := tkIdentifier;
if IsSecondKeyWord(GetToken) then begin
fTokenId := tkSecondKey;
exit;
end else
fTokenId := tkIdentifier;
if IsThirdKeyword(GetToken) then
fTokenID := tkThirdKey
else
fTokenId := tkIdentifier;
end;
procedure TSynGnuplotSyn.LFProc;
begin
fTokenID := tkSpace;
inc(Run);
end;
procedure TSynGnuplotSyn.NullProc;
begin
fTokenID := tkNull;
end;
procedure TSynGnuplotSyn.NumberProc;
begin
inc(Run);
fTokenID := tkNumber;
while FLine[Run] in ['0'..'9', '.', 'e', 'E'] do
begin
case FLine[Run] of
'.':
if FLine[Run + 1] = '.' then break;
end;
inc(Run);
end;
end;
procedure TSynGnuplotSyn.RoundOpenProc;
begin
inc(Run);
fTokenId := tkSymbol;
end;
procedure TSynGnuplotSyn.SlashProc;
begin
if FLine[Run] = '#' then begin
// Perl Styled Comment
inc(Run);
fTokenID := tkComment;
while FLine[Run] <> #0 do
begin
case FLine[Run] of
#10, #13: break;
end;
inc(Run);
end;
end else begin
inc(Run);
fTokenID := tkSymbol;
end;
end;
procedure TSynGnuplotSyn.SpaceProc;
begin
inc(Run);
fTokenID := tkSpace;
while FLine[Run] in [#1..#9, #11, #12, #14..#32] do inc(Run);
end;
procedure TSynGnuplotSyn.StringProc;
var
QuoteChar: Char;
begin
// Single and Double Quotes.
fTokenID := tkString;
QuoteChar := FLine[Run]; // either " or '
if (FLine[Run + 1] = QuoteChar) and (FLine[Run + 2] = QuoteChar)
then inc(Run, 2);
repeat
case FLine[Run] of
#0, #10, #13: break;
end;
inc(Run);
until FLine[Run] = QuoteChar;
if FLine[Run] <> #0 then inc(Run);
end;
procedure TSynGnuplotSyn.UnknownProc;
begin
inc(Run);
{$IFDEF SYN_LAZARUS}
while (fLine[Run] in [#128..#191]) or // continued utf8 subcode
((fLine[Run]<>#0) and (fProcTable[fLine[Run]] = @UnknownProc)) do inc(Run);
{$ENDIF}
fTokenID := tkUnKnown;
end;
procedure TSynGnuplotSyn.Next;
begin
fTokenPos := Run;
case fRange of
rsAnsi: AnsiProc;
rsPasStyle: PasStyleProc;
rsCStyle: CStyleProc;
else
fProcTable[fLine[Run]];
end;
end;
function TSynGnuplotSyn.GetDefaultAttribute(Index: integer): TSynHighlighterAttributes;
begin
case Index of
SYN_ATTR_COMMENT: Result := fCommentAttri;
SYN_ATTR_IDENTIFIER: Result := fIdentifierAttri;
SYN_ATTR_KEYWORD: Result := fKeyAttri;
SYN_ATTR_STRING: Result := fStringAttri;
SYN_ATTR_WHITESPACE: Result := fSpaceAttri;
else
Result := nil;
end;
end;
function TSynGnuplotSyn.GetEol: Boolean;
begin
Result := False;
if fTokenId = tkNull then Result := True;
end;
function TSynGnuplotSyn.GetRange: Pointer;
begin
Result := Pointer(PtrInt(fRange));
end;
function TSynGnuplotSyn.GetToken: string;
var
Len: LongInt;
begin
Result := '';
Len := Run - fTokenPos;
SetString(Result, (FLine + fTokenPos), Len);
end;
////TL 2003-06-11: Added the following to satisfy abstract method override
{$IFDEF SYN_LAZARUS}
procedure TSynGnuplotSyn.GetTokenEx(out TokenStart: PChar;
out TokenLength: integer);
begin
TokenLength:=Run-fTokenPos;
TokenStart:=FLine + fTokenPos;
end;
{$ENDIF}
function TSynGnuplotSyn.GetTokenID: TtkTokenKind;
begin
Result := fTokenId;
end;
function TSynGnuplotSyn.GetTokenAttribute: TSynHighlighterAttributes;
begin
case fTokenID of
tkComment: Result := fCommentAttri;
tkIdentifier: Result := fIdentifierAttri;
tkKey: Result := fKeyAttri;
tkSecondKey: Result := fSecondKeyAttri;
tkThirdKey : result := fThirdKeyAttri;
tkNumber: Result := fNumberAttri;
tkSpace: Result := fSpaceAttri;
tkString: Result := fStringAttri;
tkSymbol: Result := fSymbolAttri;
tkVariable: Result := fVarAttri;
tkUnknown: Result := fSymbolAttri;
else
Result := nil;
end;
end;
function TSynGnuplotSyn.GetTokenKind: integer;
begin
Result := Ord(fTokenId);
end;
function TSynGnuplotSyn.GetTokenPos: Integer;
begin
Result := fTokenPos;
end;
procedure TSynGnuplotSyn.ResetRange;
begin
fRange := rsUnknown;
end;
procedure TSynGnuplotSyn.SetRange(Value: Pointer);
begin
fRange := TRangeState(PtrUInt(Value));
end;
function TSynGnuplotSyn.GetSampleSource: String;
begin
Result :=
'#' + LineEnding +
'# gnuplot sample source'+ LineEnding +
'# see: http://gnuplot.sourceforge.net/demo_5.0/multiaxis.html' + LineEnding +
'#' + LineEnding +
'# Use the 3rd plot of the electronics demo to show off' + LineEnding +
'# the use of multiple x and y axes in the same plot.'+ LineEnding +
'#' + LineEnding +
'A(jw) = ({0,1}*jw/({0,1}*jw+p1)) * (1/(1+{0,1}*jw/p2))' + LineEnding +
'p1 = 10' + LineEnding +
'p2 = 10000' + LineEnding +
'set dummy jw' + LineEnding +
'set grid x y2' + LineEnding +
'set key center top title " "' + LineEnding +
'set logscale xy' + LineEnding +
'set log x2' + LineEnding +
'unset log y2' + LineEnding +
'set title "Transistor Amplitude and Phase Frequency Response"' + LineEnding +
'set xlabel "jw (radians)"' + LineEnding +
'set xrange [1.1 : 90000.0]' + LineEnding +
'set x2range [1.1 : 90000.0]' + LineEnding +
'set ylabel "magnitude of A(jw)"' + LineEnding +
'set y2label "Phase of A(jw) (degrees)"' + LineEnding +
'set ytics nomirror' + LineEnding +
'set y2tics' + LineEnding +
'set tics out' + LineEnding +
'set autoscale y' + LineEnding +
'set autoscale y2' + LineEnding +
'plot abs(A(jw)) axes x1y1, 180./pi*arg(A(jw)) axes x2y2';
end;
procedure TSynGnuplotSyn.SetSecondKeys(const Value: TStrings);
var
i: Integer;
begin
if Value <> nil then
begin
Value.BeginUpdate;
for i := 0 to Value.Count - 1 do
Value[i] := UpperCase(Value[i]);
Value.EndUpdate;
end;
fSecondKeys.Assign(Value);
DefHighLightChange(nil);
end;
procedure TSynGnuplotSyn.SetThirdKeys(const Value: TStrings);
var
i: Integer;
begin
if Value <> nil then
begin
Value.BeginUpdate;
for i := 0 to Value.Count - 1 do
Value[i] := UpperCase(Value[i]);
Value.EndUpdate;
end;
fThirdKeys.Assign(Value);
DefHighLightChange(nil);
end;
function TSynGnuplotSyn.GetIdentChars: TSynIdentChars;
begin
Result := ['_', '0'..'9', 'a'..'z', 'A'..'Z'];
end;
resourcestring
LangName = 'Gnuplot Script';
{$IFNDEF SYN_CPPB_1} class {$ENDIF}
function TSynGnuplotSyn.GetLanguageName: string;
begin
Result := LangName;
end;
procedure Register;
begin
RegisterComponents('SynEdit', [TSynGnuplotSyn]);
end;
initialization
MakeIdentTable;
{$IFNDEF SYN_CPPB_1}
RegisterPlaceableHighlighter(TSynGnuplotSyn);
{$ENDIF}
end.