98 lines
2.9 KiB
Plaintext
98 lines
2.9 KiB
Plaintext
(*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* http://www.opensource.org/licenses/cddl1.php.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* http://www.opensource.org/licenses/cddl1.php. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying * information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Portions Copyright 2009 Andreas Schneider
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*)
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unit UArtProvider;
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{$mode objfpc}{$H+}
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interface
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uses
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Graphics, UMulProvider, UMulBlock, UGenericIndex, UArt, UHue;
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type
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TArtProvider = class(TIndexedMulProvider)
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protected
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function GetData(AID: Integer; AIndex: TGenericIndex): TMulBlock; override;
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function GetArtData(AID: Integer; AIndex: TGenericIndex; AColor: Word; AHue: THue; APartialHue: Boolean): TArt;
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public
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function GetArt(AID: Integer; AColor: Word; AHue: THue; APartialHue: Boolean): TArt;
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function GetFlatLand(AID: Integer): TArt;
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end;
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implementation
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{ TArtProvider }
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function TArtProvider.GetData(AID: Integer; AIndex: TGenericIndex): TMulBlock;
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begin
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Result := GetArtData(AID, AIndex, clBlack, nil, False);
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end;
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function TArtProvider.GetArtData(AID: Integer; AIndex: TGenericIndex;
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AColor: Word; AHue: THue; APartialHue: Boolean): TArt;
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begin
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if (AIndex.Lookup > -1) and (AIndex.Size > 0) then
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begin
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if AID < $4000 then
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Result := TArt.Create(FData, AIndex, atLand, AColor, AHue, APartialHue)
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else
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Result := TArt.Create(FData, AIndex, atStatic, AColor, AHue, APartialHue);
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end else
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begin
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if AID < $4000 then
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Result := TArt.Create(nil, nil, atLand, AColor, AHue, APartialHue)
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else
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Result := TArt.Create(nil, nil, atStatic, AColor, AHue, APartialHue);
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end;
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Result.ID := AID;
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end;
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function TArtProvider.GetArt(AID: Integer; AColor: Word; AHue: THue; APartialHue: Boolean): TArt;
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var
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genericIndex: TGenericIndex;
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begin
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FIndex.Position := CalculateIndexOffset(AID);
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genericIndex := TGenericIndex.Create(FIndex);
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Result := GetArtData(AID, genericIndex, AColor, AHue, APartialHue);
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genericIndex.Free;
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Result.OnChanged := @OnChanged;
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Result.OnFinished := @OnFinished;
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end;
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function TArtProvider.GetFlatLand(AID: Integer): TArt;
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var
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genericIndex: TGenericIndex;
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begin
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FIndex.Position := CalculateIndexOffset(AID);
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genericIndex := TGenericIndex.Create(FIndex);
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Result := TArt.Create(FData, genericIndex, atLandFlat);
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genericIndex.Free;
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Result.OnChanged := @OnChanged;
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Result.OnFinished := @OnFinished;
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end;
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end.
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