/usr/include/GNUstep/AppKit/NSRulerView.h is in libgnustep-gui-dev 0.25.0-4+b1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 | /* -*-objc-*-
NSRulerView.h
The NSRulerView class.
Copyright (C) 1999-2002 Free Software Foundation, Inc.
Author: Michael Hanni <mhanni@sprintmail.com>
Date: Feb 1999
Author: Fred Kiefer <FredKiefer@gmx.de>
Date: Sept 2001
Author: Diego Kreutz (kreutz@inf.ufsm.br)
Date: January 2002
This file is part of the GNUstep GUI Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; see the file COPYING.LIB.
If not, see <http://www.gnu.org/licenses/> or write to the
Free Software Foundation, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef _GNUstep_H_NSRulerView
#define _GNUstep_H_NSRulerView
#import <AppKit/NSView.h>
/* Declaring classes, rather than #including the full class header,
* results in much faster compilations. */
@class NSScrollView;
@class NSString;
@class NSArray;
@class NSRulerMarker;
@class NSCoder;
@class NSEvent;
typedef enum {
NSHorizontalRuler,
NSVerticalRuler
} NSRulerOrientation;
@class GSRulerUnit;
@interface NSRulerView : NSView
{
GSRulerUnit *_unit;
NSScrollView *_scrollView;
NSView *_clientView; // Not retained
NSView *_accessoryView;
CGFloat _originOffset;
NSMutableArray *_markers;
NSRulerOrientation _orientation;
CGFloat _ruleThickness;
CGFloat _reservedThicknessForAccessoryView;
CGFloat _reservedThicknessForMarkers;
/* Cached values. It's a little expensive to calculate them and they
* change only when the unit or the originOffset is changed or when
* clientView changes it's size or zooming factor. This cache is
* invalidated by -invalidateHashMarks method. */
BOOL _cacheIsValid;
float _markDistance;
float _labelDistance;
int _marksToBigMark;
int _marksToMidMark;
int _marksToLabel;
float _UNUSED;
float _unitToRuler;
NSString *_labelFormat;
}
- (id) initWithScrollView:(NSScrollView *)aScrollView
orientation:(NSRulerOrientation)o;
+ (void) registerUnitWithName:(NSString *)uName
abbreviation:(NSString *)abbreviation
unitToPointsConversionFactor:(CGFloat)conversionFactor
stepUpCycle:(NSArray *)stepUpCycle
stepDownCycle:(NSArray *)stepDownCycle;
- (void) setMeasurementUnits: (NSString *)uName;
- (NSString *) measurementUnits;
- (void) setClientView: (NSView *)aView;
- (NSView *) clientView;
- (void) setAccessoryView: (NSView *)aView;
- (NSView *) accessoryView;
- (void) setOriginOffset: (CGFloat)offset;
- (CGFloat) originOffset;
- (void) setMarkers: (NSArray *)newMarkers;
- (NSArray *) markers;
- (void) addMarker: (NSRulerMarker *)aMarker;
- (void) removeMarker: (NSRulerMarker *)aMarker;
- (BOOL) trackMarker: (NSRulerMarker *)aMarker
withMouseEvent: (NSEvent *)theEvent;
- (void) moveRulerlineFromLocation: (CGFloat)oldLoc toLocation: (CGFloat)newLoc;
- (void) drawHashMarksAndLabelsInRect: (NSRect)aRect;
- (void) drawMarkersInRect: (NSRect)aRect;
- (void) invalidateHashMarks;
- (void) setScrollView:(NSScrollView *) scrollView;
- (NSScrollView *) scrollView;
- (void) setOrientation: (NSRulerOrientation)o;
- (NSRulerOrientation) orientation;
- (void) setReservedThicknessForAccessoryView: (CGFloat)thickness;
- (CGFloat) reservedThicknessForAccessoryView;
- (void) setReservedThicknessForMarkers: (CGFloat)thickness;
- (CGFloat) reservedThicknessForMarkers;
- (void) setRuleThickness: (CGFloat)thickness;
- (CGFloat) ruleThickness;
- (CGFloat) requiredThickness;
- (CGFloat) baselineLocation;
- (BOOL) isFlipped;
@end
/*
* Methods Implemented by the client view ... FIXME/TODO: we currently
* do not send all these messages to the client view ... while we
* should!
*/
@interface NSObject (NSRulerViewClientView)
- (void)rulerView: (NSRulerView *)aRulerView
didAddMarker: (NSRulerMarker *)aMarker;
- (void)rulerView: (NSRulerView *)aRulerView
didMoveMarker: (NSRulerMarker *)aMarker;
- (void)rulerView: (NSRulerView *)aRulerView
didRemoveMarker: (NSRulerMarker *)aMarker;
- (void)rulerView: (NSRulerView *)aRulerView
handleMouseDown: (NSEvent *)theEvent;
- (BOOL)rulerView: (NSRulerView *)aRulerView
shouldAddMarker: (NSRulerMarker *)aMarker;
- (BOOL)rulerView: (NSRulerView *)aRulerView
shouldMoveMarker: (NSRulerMarker *)aMarker;
- (BOOL)rulerView: (NSRulerView *)aRulerView
shouldRemoveMarker: (NSRulerMarker *)aMarker;
- (CGFloat)rulerView: (NSRulerView *)aRulerView
willAddMarker: (NSRulerMarker *)aMarker
atLocation: (CGFloat)location;
- (CGFloat)rulerView: (NSRulerView *)aRulerView
willMoveMarker: (NSRulerMarker *)aMarker
toLocation: (CGFloat)location;
- (void)rulerView: (NSRulerView *)aRulerView
willSetClientView: (NSView *)newClient;
@end
#endif /* _GNUstep_H_NSRulerView */
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