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Text File | 1993-09-16 | 2.1 KB | 92 lines | [TEXT/MPS ] |
- {
- Created: Friday, October 20, 1989 at 8:56 AM
- Picker.p
- Pascal Interface to the Macintosh Libraries
-
- Copyright Apple Computer, Inc. 1987-1989
- All rights reserved
- }
-
-
- {$IFC UNDEFINED UsingIncludes}
- {$SETC UsingIncludes := 0}
- {$ENDC}
-
- {$IFC NOT UsingIncludes}
- UNIT Picker;
- INTERFACE
- {$ENDC}
-
- {$IFC UNDEFINED UsingPicker}
- {$SETC UsingPicker := 1}
-
- {$I+}
- {$SETC PickerIncludes := UsingIncludes}
- {$SETC UsingIncludes := 1}
- {$IFC UNDEFINED UsingQuickdraw}
- {$I $$Shell(PInterfaces)Quickdraw.p}
- {$ENDC}
- {$SETC UsingIncludes := PickerIncludes}
-
- CONST
-
- {
-
- }
-
- MaxSmallFract = $0000FFFF; {Maximum small fract value, as long}
-
-
- TYPE
-
- SmallFract = INTEGER;
-
- HSVColor = RECORD
- hue: SmallFract; {Fraction of circle, red at 0}
- saturation: SmallFract; {0-1, 0 for gray, 1 for pure color}
- value: SmallFract; {0-1, 0 for black, 1 for max intensity}
- END;
-
- { For developmental simplicity in switching between the HLS and HSVmodels, HLS
- is reordered into HSL. Thus both models start with hue and saturation values;
- value/lightness/brightness is last. }
- HSLColor = RECORD
- hue: SmallFract; {Fraction of circle, red at 0}
- saturation: SmallFract; {0-1, 0 for gray, 1 for pure color}
- lightness: SmallFract; {0-1, 0 for black, 1 for white}
- END;
-
- CMYColor = RECORD
- cyan: SmallFract;
- magenta: SmallFract;
- yellow: SmallFract;
- END;
-
-
-
- FUNCTION Fix2SmallFract(f: Fixed): SmallFract;
- INLINE $3F3C,$0001,$A82E;
- FUNCTION SmallFract2Fix(s: SmallFract): Fixed;
- INLINE $3F3C,$0002,$A82E;
- PROCEDURE CMY2RGB(cColor: CMYColor;VAR rColor: RGBColor);
- INLINE $3F3C,$0003,$A82E;
- PROCEDURE RGB2CMY(rColor: RGBColor;VAR cColor: CMYColor);
- INLINE $3F3C,$0004,$A82E;
- PROCEDURE HSL2RGB(hColor: HSLColor;VAR rColor: RGBColor);
- INLINE $3F3C,$0005,$A82E;
- PROCEDURE RGB2HSL(rColor: RGBColor;VAR hColor: HSLColor);
- INLINE $3F3C,$0006,$A82E;
- PROCEDURE HSV2RGB(hColor: HSVColor;VAR rColor: RGBColor);
- INLINE $3F3C,$0007,$A82E;
- PROCEDURE RGB2HSV(rColor: RGBColor;VAR hColor: HSVColor);
- INLINE $3F3C,$0008,$A82E;
- FUNCTION GetColor(where: Point;prompt: Str255;inColor: RGBColor;VAR outColor: RGBColor): BOOLEAN;
- INLINE $3F3C,$0009,$A82E;
-
- {$ENDC} { UsingPicker }
-
- {$IFC NOT UsingIncludes}
- END.
- {$ENDC}
-
-