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
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
|
/* HBToolbarBadgedItem.m
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr/>.
It may be used under the terms of the GNU General Public License.
*/
#import "HBToolbarBadgedItem.h"
@interface HBToolbarBadgedItem ()
@property (nonatomic) NSImage *primary;
@property (nonatomic) NSImage *cache;
@end
@implementation HBToolbarBadgedItem
- (instancetype)initWithItemIdentifier:(NSString *)itemIdentifier
{
self = [super initWithItemIdentifier:itemIdentifier];
if (self)
{
_badgeFillColor = [NSColor redColor];
_badgeTextColor = [NSColor whiteColor];
}
return self;
}
- (void)awakeFromNib
{
if ([self respondsToSelector:@selector(awakeFromNib)])
{
[super awakeFromNib];
}
[self HB_refreshBadge];
}
#pragma mark - Public
- (void)setImage:(NSImage *)image
{
_primary = image;
if (_badgeValue.length)
{
_cache = nil;
[super setImage:[self HB_badgeImage:_badgeValue]];
}
else
{
[super setImage:image];
}
}
- (void)setBadgeValue:(NSString *)badgeValue
{
if (![_badgeValue isEqualToString:badgeValue])
{
if (badgeValue.length)
{
[super setImage:[self HB_badgeImage:badgeValue]];
}
else
{
[super setImage:_primary];
}
_badgeValue = [badgeValue copy];
}
}
- (void)setBadgeTextColor:(NSColor *)badgeTextColor
{
_badgeTextColor = [badgeTextColor copy];
[self HB_refreshBadge];
}
- (void)setBadgeFillColor:(NSColor *)badgeFillColor
{
_badgeFillColor = [badgeFillColor copy];
[self HB_refreshBadge];
}
#pragma mark -- Private Methods
- (CGColorRef)copyNSColorToCGColor:(NSColor *)color
{
// CGColor property of NSColor has been added only in 10.8,
// we need to support 10.7 too.
NSInteger numberOfComponents = [color numberOfComponents];
CGFloat components[numberOfComponents];
CGColorSpaceRef colorSpace = [[color colorSpace] CGColorSpace];
[color getComponents:(CGFloat *)&components];
CGColorRef cgColor = CGColorCreate(colorSpace, components);
return cgColor;
}
- (void)HB_refreshBadge
{
if (_badgeValue.length)
{
_cache = [self HB_renderImage:_primary withBadge:_badgeValue];
[super setImage:_cache];
}
}
- (NSImage *)HB_badgeImage:(NSString *)badgeValue
{
if (![_badgeValue isEqualToString:badgeValue] || _cache == nil)
{
_cache = [self HB_renderImage:_primary withBadge:badgeValue];
}
return _cache;
}
- (NSImage *)HB_renderImage:(NSImage *)image withBadge:(NSString *)badge
{
NSMutableParagraphStyle *paragraphStyle = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];
paragraphStyle.minimumLineHeight = 0.0f;
NSImage *newImage = [[NSImage alloc] initWithSize:image.size];
for (NSImageRep *rep in image.representations)
{
NSSize size = rep.size;
NSBitmapImageRep *newRep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL
pixelsWide:(NSInteger)floor(size.width)
pixelsHigh:(NSInteger)floor(size.height)
bitsPerSample:8
samplesPerPixel:4
hasAlpha:YES
isPlanar:NO
colorSpaceName:NSDeviceRGBColorSpace
bytesPerRow:(NSInteger)floor(size.width) * 4
bitsPerPixel:32];
NSGraphicsContext *ctx = [NSGraphicsContext graphicsContextWithBitmapImageRep:newRep];
[NSGraphicsContext saveGraphicsState];
[NSGraphicsContext setCurrentContext:ctx];
CGContextRef context = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
CGContextSaveGState(context);
NSRect imageRect = NSMakeRect(0, 0, size.width, size.height);
CGImageRef ref = [image CGImageForProposedRect:&imageRect context:[NSGraphicsContext currentContext] hints:nil];
CGContextDrawImage(context, imageRect, ref);
// Work out the area
CGFloat iconsize = size.width * 0.5f;
CGFloat radius = iconsize * 0.5f;
NSPoint indent = NSMakePoint(10, 2);
NSFont *font = [NSFont boldSystemFontOfSize:10];
NSDictionary *attr = @{NSParagraphStyleAttributeName : paragraphStyle,
NSFontAttributeName : font,
NSForegroundColorAttributeName : _badgeTextColor };
NSRect textSize = [badge boundingRectWithSize:NSZeroSize options:NSStringDrawingOneShot attributes:attr];
NSRect badgeRect = NSMakeRect(size.width - textSize.size.width - indent.x, size.height - textSize.size.height - indent.y,
textSize.size.width + indent.x, textSize.size.height + indent.y);
// Draw the ellipse
CGFloat minx = CGRectGetMinX(badgeRect);
CGFloat midx = CGRectGetMidX(badgeRect);
CGFloat maxx = CGRectGetMaxX(badgeRect);
CGFloat miny = CGRectGetMinY(badgeRect);
CGFloat midy = CGRectGetMidY(badgeRect);
CGFloat maxy = CGRectGetMaxY(badgeRect);
// Fill the ellipse
CGContextSaveGState(context);
CGContextBeginPath(context);
CGContextMoveToPoint(context, minx, midy);
CGContextAddArcToPoint(context, minx, miny, midx, miny, radius);
CGContextAddArcToPoint(context, maxx, miny, maxx, midy, radius);
CGContextAddArcToPoint(context, maxx, maxy, midx, maxy, radius);
CGContextAddArcToPoint(context, minx, maxy, minx, midy, radius);
CGContextClosePath(context);
CGColorRef fillColor = [self copyNSColorToCGColor:_badgeFillColor];
CGContextSetFillColorWithColor(context,fillColor);
CFRelease(fillColor);
CGContextDrawPath(context, kCGPathFill);
// Draw the text
NSRect textBounds = [badge boundingRectWithSize:NSZeroSize
options:NSStringDrawingUsesDeviceMetrics
attributes:attr];
badgeRect.origin.x = CGRectGetMidX(badgeRect) - (textSize.size.width * 0.5f);
badgeRect.origin.x -= (textBounds.size.width - textSize.size.width) * 0.5f;
badgeRect.origin.y = CGRectGetMidY(badgeRect);
badgeRect.origin.y -= textBounds.origin.y;
badgeRect.origin.y -= ((textBounds.size.height - textSize.origin.y) * 0.5f);
badgeRect.size.height = textSize.size.height;
badgeRect.size.width = textSize.size.width;
[badge drawInRect:badgeRect withAttributes:attr];
CGContextRestoreGState(context);
CGContextFlush(context);
CGContextRestoreGState(context);
[newImage addRepresentation:newRep];
}
return newImage;
}
@end
|
