106 lines
3.4 KiB
Objective-C
106 lines
3.4 KiB
Objective-C
//
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// VTVerticalKeyLabelStripView.h
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//
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// Copyright (c) 2012 Lukhnos D. Liu (http://lukhnos.org)
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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//
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#import "VTVerticalKeyLabelStripView.h"
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@implementation VTVerticalKeyLabelStripView
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@synthesize keyLabelFont = _keyLabelFont;
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@synthesize labelOffsetY = _labelOffsetY;
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@synthesize keyLabels = _keyLabels;
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@synthesize highlightedIndex = _highlightedIndex;
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- (void)dealloc
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{
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[_keyLabelFont release];
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[_keyLabels release];
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[super dealloc];
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}
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- (id)initWithFrame:(NSRect)frameRect
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{
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self = [super initWithFrame:frameRect];
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if (self) {
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_keyLabelFont = [NSFont systemFontOfSize:[NSFont smallSystemFontSize]];
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}
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return self;
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}
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- (BOOL)isFlipped
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{
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return YES;
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}
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- (void)drawRect:(NSRect)dirtyRect
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{
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NSRect bounds = [self bounds];
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[[NSColor whiteColor] setFill];
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[NSBezierPath fillRect:bounds];
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NSUInteger count = [_keyLabels count];
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if (!count) {
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return;
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}
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CGFloat cellHeight = bounds.size.height / count;
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NSColor *black = [NSColor blackColor];
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NSColor *darkGray = [NSColor colorWithDeviceWhite:0.7 alpha:1.0];
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NSColor *lightGray = [NSColor colorWithDeviceWhite:0.8 alpha:1.0];
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NSMutableParagraphStyle *style = [[[NSParagraphStyle defaultParagraphStyle] mutableCopy] autorelease];
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[style setAlignment:NSCenterTextAlignment];
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NSDictionary *textAttr = [NSDictionary dictionaryWithObjectsAndKeys:
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_keyLabelFont, NSFontAttributeName,
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black, NSForegroundColorAttributeName,
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style, NSParagraphStyleAttributeName,
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nil];
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for (NSUInteger index = 0; index < count; index++) {
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NSRect textRect = NSMakeRect(0.0, index * cellHeight + _labelOffsetY, bounds.size.width, cellHeight - _labelOffsetY);
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NSRect cellRect = NSMakeRect(0.0, index * cellHeight, bounds.size.width, cellHeight - 1);
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// fill in the last cell
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if (index + 1 >= count) {
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cellRect.size.height += 1.0;
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}
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if (index == _highlightedIndex) {
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[darkGray setFill];
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}
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else {
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[lightGray setFill];
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}
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[NSBezierPath fillRect:cellRect];
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NSString *text = [_keyLabels objectAtIndex:index];
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[text drawInRect:textRect withAttributes:textAttr];
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}
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}
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@end
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