mirror of
https://github.com/gnustep/libs-gui.git
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Added NSLevelIndicator, code by Nikolaus Schaller <hns@computer.org>.
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@24489 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Fred Kiefer
parent
ac14777bba
commit
98a1e3d934
9 changed files with 785 additions and 1 deletions
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@ -104,6 +104,8 @@ NSInputManager.m \
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NSInputServer.m \
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NSInterfaceStyle.m \
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NSLayoutManager.m \
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NSLevelIndicator.m \
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NSLevelIndicatorCell.m \
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NSMatrix.m \
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NSMenu.m \
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NSMenuView.m \
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@ -281,6 +283,8 @@ NSInputManager.h \
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NSInputServer.h \
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NSInterfaceStyle.h \
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NSLayoutManager.h \
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NSLevelIndicator.h \
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NSLevelIndicatorCell.h \
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NSMatrix.h \
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NSMenu.h \
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NSMenuItem.h \
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146
Source/NSLevelIndicator.m
Normal file
146
Source/NSLevelIndicator.m
Normal file
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@ -0,0 +1,146 @@
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/*
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NSLevelIndicator.m
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The level indicator class
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Copyright (C) 2007 Free Software Foundation, Inc.
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Author: H. Nikolaus Schaller
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Date: 2006
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This file is part of the GNUstep GUI Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <AppKit/NSLevelIndicator.h>
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static Class cellClass;
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@implementation NSLevelIndicator
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/*
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* Class methods
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*/
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+ (void) initialize
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{
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if (self == [NSLevelIndicator class])
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{
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// Initial version
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[self setVersion: 1];
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cellClass = [NSLevelIndicatorCell class];
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}
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}
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/**<p> Returns the cell Class used by NSLevelIndicator. Used by subclasses.</p>
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<p>See Also: +setCellClass:</p>
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*/
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+ (Class) cellClass
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{
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return cellClass;
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}
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/**<p> Sets the cell Class used by NSLevelIndicator to <var>factoryId</var>.
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Used by subclasses.</p> <p>See Also: +setCellClass:</p>
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*/
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+ (void) setCellClass: (Class)class
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{
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cellClass = class;
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}
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- (double) maxValue
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{
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return [_cell maxValue];
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}
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- (void) setMaxValue: (double) val
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{
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[_cell setMaxValue:val];
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}
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- (double) minValue
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{
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return [_cell minValue];
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}
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- (void) setMinValue: (double)val
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{
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[_cell setMinValue: val];
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}
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- (double) warningValue
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{
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return [_cell warningValue];
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}
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- (void) setWarningValue: (double)val
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{
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[_cell setWarningValue: val];
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}
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- (double) criticalValue
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{
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return [_cell criticalValue];
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}
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- (void) setCriticalValue: (double)val
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{
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[_cell setCriticalValue: val];
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}
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- (int) numberOfMajorTickMarks
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{
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return [_cell numberOfMajorTickMarks];
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}
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- (void) setNumberOfMajorTickMarks: (int)count
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{
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[_cell setNumberOfMajorTickMarks: count];
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}
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- (int) numberOfTickMarks
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{
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return [_cell numberOfTickMarks];
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}
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- (void) setNumberOfTickMarks: (int)count
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{
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[_cell setNumberOfTickMarks: count];
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}
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- (NSTickMarkPosition) tickMarkPosition
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{
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return [_cell tickMarkPosition];
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}
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- (void) setTickMarkPosition: (NSTickMarkPosition)pos
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{
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[_cell setTickMarkPosition:pos];
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}
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- (double) tickMarkValueAtIndex: (int)index
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{
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return [_cell tickMarkValueAtIndex:index];
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}
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- (NSRect) rectOfTickMarkAtIndex: (int)index
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{
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return [_cell rectOfTickMarkAtIndex:index];
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}
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@end
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467
Source/NSLevelIndicatorCell.m
Normal file
467
Source/NSLevelIndicatorCell.m
Normal file
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@ -0,0 +1,467 @@
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/*
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NSLevelIndicatorCell.m
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The level indicator cell class
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Copyright (C) 2007 Free Software Foundation, Inc.
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Author: H. Nikolaus Schaller
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Date: 2006
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This file is part of the GNUstep GUI Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <Foundation/NSException.h>
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#include "AppKit/NSBezierPath.h"
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#include "AppKit/NSGraphics.h"
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#include "AppKit/NSImage.h"
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#include "AppKit/NSLevelIndicatorCell.h"
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@implementation NSLevelIndicatorCell
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- (id) init
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{
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return [self initWithLevelIndicatorStyle: NSRatingLevelIndicatorStyle];
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}
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- (id) initWithLevelIndicatorStyle: (NSLevelIndicatorStyle)style
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{
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self = [super init];
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if (self)
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{
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[self setAlignment: NSCenterTextAlignment];
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[self setLevelIndicatorStyle: style];
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//_minValue = 0.0;
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if ((style == NSContinuousCapacityLevelIndicatorStyle) ||
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(style == NSRelevancyLevelIndicatorStyle))
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{
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_maxValue = 100.0;
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}
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else
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{
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_maxValue = 5.0;
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}
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[self setDoubleValue: 0.0];
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}
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return self;
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}
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- (id) copyWithZone:(NSZone *) zone;
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{
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NSLevelIndicatorCell *c = [super copyWithZone: zone];
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return c;
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}
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- (void) dealloc;
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{
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[super dealloc];
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}
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- (NSLevelIndicatorStyle) style
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{
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return _style;
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}
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- (double) maxValue
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{
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return _maxValue;
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}
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- (void) setMaxValue: (double)val
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{
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_maxValue = val;
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}
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- (double) minValue
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{
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return _minValue;
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}
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- (void) setMinValue:(double) val
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{
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_minValue = val;
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}
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- (double) criticalValue
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{
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return _criticalValue;
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}
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- (void) setCriticalValue: (double)val
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{
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_criticalValue = val;
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}
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- (double) warningValue
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{
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return _warningValue;
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}
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- (void) setWarningValue: (double)val
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{
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_warningValue=val;
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}
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- (void) setLevelIndicatorStyle: (NSLevelIndicatorStyle)style
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{
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_style = style;
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}
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- (int) numberOfMajorTickMarks
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{
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return _numberOfMajorTickMarks;
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}
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- (void) setNumberOfMajorTickMarks: (int)count
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{
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_numberOfMajorTickMarks = count;
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}
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- (int) numberOfTickMarks
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{
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return _numberOfTickMarks;
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}
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- (void) setNumberOfTickMarks: (int)count
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{
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_numberOfTickMarks = count;
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}
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- (NSTickMarkPosition) tickMarkPosition
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{
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return _tickMarkPosition;
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}
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- (void) setTickMarkPosition: (NSTickMarkPosition)pos
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{
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_tickMarkPosition = pos;
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}
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- (double) tickMarkValueAtIndex: (int)index
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{
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if ((index < 0) || (index > _numberOfTickMarks))
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{
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[NSException raise: NSRangeException
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format: @"tick mark index invalid"];
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}
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return _minValue + index * (_maxValue - _minValue) / _numberOfTickMarks;
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}
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- (NSRect) rectOfTickMarkAtIndex: (int)index;
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{
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if ((index < 0) || (index > _numberOfTickMarks))
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{
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[NSException raise: NSRangeException
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format: @"tick mark index invalid"];
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}
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// FIXME: Need to cache the cell frame for this
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return NSZeroRect;
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}
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- (NSSize) cellSize;
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{
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// FIXME: sum up all widths and use default height for controlSize
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return [super cellSize];
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}
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- (void) drawInteriorWithFrame: (NSRect)cellFrame inView: (NSView*)controlView
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{
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NSColor *fillColor;
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double value = [self doubleValue];
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double val = (value -_minValue) / (_maxValue -_minValue);
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BOOL vertical = (cellFrame.size.height > cellFrame.size.width);
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if (value < _warningValue)
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fillColor = [NSColor greenColor];
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else if (value < _criticalValue)
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fillColor = [NSColor yellowColor];
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else
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fillColor = [NSColor redColor];
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if (_numberOfTickMarks != 0)
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{
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// FIXME: this code only works for horizontal frames
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float x;
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float y0, y1;
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float step = _numberOfTickMarks > 1 ? (cellFrame.size.width - 1.0) / (_numberOfTickMarks - 1) : 1.0;
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int tick;
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if (_tickMarkPosition == NSTickMarkBelow)
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{
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cellFrame.origin.y += 8.0;
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cellFrame.size.height -= 8.0;
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y0 = 4.0;
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y1 = 8.0;
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}
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else
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{
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cellFrame.size.height -= 8.0;
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y0 = cellFrame.size.height;
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y1 = y0 + 4.0;
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}
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[[NSColor darkGrayColor] set];
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for(x = 0.0, tick = 0; tick <= _numberOfTickMarks; x += step, tick++)
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{
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[NSBezierPath strokeLineFromPoint: NSMakePoint(x, y0) toPoint: NSMakePoint(x, y1)];
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// FIXME: draw _numberOfMajorTickMarks thick ticks (ignore if more than _numberOfTickMarks)
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}
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}
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switch(_style)
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{
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case NSDiscreteCapacityLevelIndicatorStyle:
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{
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int segments = (int)(_maxValue - _minValue);
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// width of one segment
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float step = (segments > 0) ? ((vertical ? cellFrame.size.height : cellFrame.size.width) / segments) : 10.0;
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int i;
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int ifill = val * segments + 0.5;
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for( i = 0; i < segments; i++)
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{
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// draw segments
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NSRect seg = cellFrame;
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if (vertical)
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{
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seg.size.height = step - 1.0;
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seg.origin.y += i * step;
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}
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else
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{
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seg.size.width = step - 1.0;
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seg.origin.x += i * step;
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}
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if (i < ifill)
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[fillColor set];
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else
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// FIXME: Should not be needed.
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[[NSColor controlBackgroundColor] set];
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// we could also fill with a scaled horizontal/vertical image
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NSRectFill(seg);
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// draw border
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[[NSColor lightGrayColor] set];
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NSFrameRect(seg);
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}
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break;
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}
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case NSContinuousCapacityLevelIndicatorStyle:
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{
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NSRect ind, fill;
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if (vertical)
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NSDivideRect(cellFrame, &ind, &fill, cellFrame.size.height * val, NSMinYEdge);
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else
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NSDivideRect(cellFrame, &ind, &fill, cellFrame.size.width * val, NSMinXEdge);
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[fillColor set];
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// we could also fill with a scaled horizontal/vertical image
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NSRectFill(ind);
|
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// FIXME: Not needed
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[[NSColor controlBackgroundColor] set];
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NSRectFill(fill);
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// draw border
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[[NSColor lightGrayColor] set];
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NSFrameRect(cellFrame);
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break;
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}
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case NSRelevancyLevelIndicatorStyle:
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{
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// FIXME: Not needed
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[[NSColor controlBackgroundColor] set];
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NSRectFill(cellFrame);
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|
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[[NSColor darkGrayColor] set];
|
||||
if (vertical)
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{
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float y;
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float yfill = val * cellFrame.size.height + 0.5;
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for (y = 0.0; y < yfill; y += 2.0)
|
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{
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[NSBezierPath strokeLineFromPoint: NSMakePoint(0.0, y)
|
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toPoint: NSMakePoint(cellFrame.size.width, y)];
|
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}
|
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}
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else
|
||||
{
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||||
float x;
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float xfill = val * cellFrame.size.width + 0.5;
|
||||
for (x = 0.0; x < xfill; x += 2.0)
|
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{
|
||||
[NSBezierPath strokeLineFromPoint: NSMakePoint(x, 0.0)
|
||||
toPoint: NSMakePoint(x, cellFrame.size.height)];
|
||||
}
|
||||
}
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break;
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}
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case NSRatingLevelIndicatorStyle:
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{
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NSImage *indicator = [self image];
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NSSize isize;
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|
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if (!indicator)
|
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indicator = [NSImage imageNamed: @"NSRatingLevelIndicator"];
|
||||
|
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isize = [indicator size];
|
||||
|
||||
// FIXME: Not needed
|
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[[NSColor controlBackgroundColor] set];
|
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NSRectFill(cellFrame);
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||||
|
||||
if (vertical)
|
||||
{
|
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int y;
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||||
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for (y = 0.0; y < (val + 0.5); y++)
|
||||
{
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NSPoint pos = NSMakePoint(0, y * isize.height + 2.0);
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if (pos.y >= cellFrame.size.height)
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break;
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// here we can strech the image as needed by using drawInRect:
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[indicator drawAtPoint: pos
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fromRect: (NSRect){NSZeroPoint, isize}
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||||
operation: NSCompositeCopy
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fraction:1.0];
|
||||
}
|
||||
|
||||
// FIXME: Should draw place holder for the rest of the cell frame
|
||||
}
|
||||
else
|
||||
{
|
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int x;
|
||||
|
||||
for (x = 0.0; x < (val + 0.5); x++)
|
||||
{
|
||||
NSPoint pos = NSMakePoint(x * isize.width + 2.0, 0.0);
|
||||
|
||||
if(pos.x >= cellFrame.size.width)
|
||||
break;
|
||||
|
||||
[indicator drawAtPoint: pos
|
||||
fromRect: (NSRect){NSZeroPoint, isize}
|
||||
operation: NSCompositeCopy
|
||||
fraction: 1.0];
|
||||
}
|
||||
|
||||
// FIXME: Should draw place holder for the rest of the cell frame
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
- (void) encodeWithCoder: (NSCoder *) aCoder
|
||||
{
|
||||
[super encodeWithCoder:aCoder];
|
||||
|
||||
if ([aCoder allowsKeyedCoding])
|
||||
{
|
||||
[aCoder encodeDouble: _minValue forKey: @"NSMinValue"];
|
||||
[aCoder encodeDouble: _maxValue forKey: @"NSMaxValue"];
|
||||
[aCoder encodeDouble: _warningValue forKey: @"NSWarningValue"];
|
||||
[aCoder encodeDouble: _criticalValue forKey: @"NSCriticalValue"];
|
||||
[aCoder encodeDouble: [self doubleValue] forKey: @"NSValue"];
|
||||
[aCoder encodeInt: _style forKey: @"NSIndicatorStyle"];
|
||||
[aCoder encodeInt: _numberOfMajorTickMarks forKey: @"NSNumberOfMajorTickMarks"];
|
||||
[aCoder encodeInt: _numberOfTickMarks forKey: @"NSNumberOfTickMarks"];
|
||||
[aCoder encodeInt: _tickMarkPosition forKey: @"NSTickMarkPosition"];
|
||||
}
|
||||
else
|
||||
{
|
||||
[aCoder encodeValueOfObjCType: @encode(double) at: &_minValue];
|
||||
[aCoder encodeValueOfObjCType: @encode(double) at: &_maxValue];
|
||||
[aCoder encodeValueOfObjCType: @encode(double) at: &_warningValue];
|
||||
[aCoder encodeValueOfObjCType: @encode(double) at: &_criticalValue];
|
||||
[aCoder encodeValueOfObjCType: @encode(int) at: &_style];
|
||||
[aCoder encodeValueOfObjCType: @encode(int) at: &_numberOfMajorTickMarks];
|
||||
[aCoder encodeValueOfObjCType: @encode(int) at: &_numberOfTickMarks];
|
||||
[aCoder encodeValueOfObjCType: @encode(int) at: &_tickMarkPosition];
|
||||
}
|
||||
}
|
||||
|
||||
- (id) initWithCoder:(NSCoder *) aDecoder
|
||||
{
|
||||
self = [super initWithCoder:aDecoder];
|
||||
|
||||
if ([aDecoder allowsKeyedCoding])
|
||||
{
|
||||
if ([aDecoder containsValueForKey: @"NSMinValue"])
|
||||
{
|
||||
_minValue = [aDecoder decodeDoubleForKey: @"NSMinValue"];
|
||||
}
|
||||
if ([aDecoder containsValueForKey: @"NSMaxValue"])
|
||||
{
|
||||
_maxValue = [aDecoder decodeDoubleForKey: @"NSMaxValue"];
|
||||
}
|
||||
if ([aDecoder containsValueForKey: @"NSWarningValue"])
|
||||
{
|
||||
_warningValue = [aDecoder decodeDoubleForKey: @"NSWarningValue"];
|
||||
}
|
||||
if ([aDecoder containsValueForKey: @"NSCriticalValue"])
|
||||
{
|
||||
_criticalValue = [aDecoder decodeDoubleForKey: @"NSCriticalValue"];
|
||||
}
|
||||
if ([aDecoder containsValueForKey: @"NSValue"])
|
||||
{
|
||||
[self setDoubleValue: [aDecoder decodeDoubleForKey: @"NSValue"]];
|
||||
}
|
||||
if ([aDecoder containsValueForKey: @"NSIndicatorStyle"])
|
||||
{
|
||||
_style = [aDecoder decodeIntForKey: @"NSIndicatorStyle"];
|
||||
}
|
||||
if ([aDecoder containsValueForKey: @"NSNumberOfMajorTickMarks"])
|
||||
{
|
||||
_numberOfMajorTickMarks = [aDecoder decodeIntForKey: @"NSNumberOfMajorTickMarks"];
|
||||
}
|
||||
if ([aDecoder containsValueForKey: @"NSNumberOfTickMarks"])
|
||||
{
|
||||
_numberOfTickMarks = [aDecoder decodeIntForKey: @"NSNumberOfTickMarks"];
|
||||
}
|
||||
if ([aDecoder containsValueForKey: @"NSTickMarkPosition"])
|
||||
{
|
||||
_tickMarkPosition = [aDecoder decodeIntForKey: @"NSTickMarkPosition"];
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
[aDecoder decodeValueOfObjCType: @encode(double) at: &_minValue];
|
||||
[aDecoder decodeValueOfObjCType: @encode(double) at: &_maxValue];
|
||||
[aDecoder decodeValueOfObjCType: @encode(double) at: &_warningValue];
|
||||
[aDecoder decodeValueOfObjCType: @encode(double) at: &_criticalValue];
|
||||
[aDecoder decodeValueOfObjCType: @encode(int) at: &_style];
|
||||
[aDecoder decodeValueOfObjCType: @encode(int) at: &_numberOfMajorTickMarks];
|
||||
[aDecoder decodeValueOfObjCType: @encode(int) at: &_numberOfTickMarks];
|
||||
[aDecoder decodeValueOfObjCType: @encode(int) at: &_tickMarkPosition];
|
||||
}
|
||||
|
||||
return self;
|
||||
}
|
||||
|
||||
@end
|
||||
Loading…
Add table
Add a link
Reference in a new issue