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Info window for thumbnail list view
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‎Views/thumbnail/PGThumbnailInfoView.h‎

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/* Copyright © 2007-2009, The Sequential Project
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the the Sequential Project nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE SEQUENTIAL PROJECT ''AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE SEQUENTIAL PROJECT BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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//#import "PGGeometryTypes.h"
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#import "PGBezelPanel.h"
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@interface PGThumbnailInfoView : NSView<PGBezelPanelContentView>
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{
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@private
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// NSString *_stringValue;
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NSUInteger _imageCount;
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uint64_t _byteSizeTotal;
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}
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@property(readonly) NSAttributedString *attributedStringValue;
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//@property(copy, nonatomic) NSString *stringValue;
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- (void)setImageCount:(NSUInteger)imageCount byteSizeTotal:(uint64_t)byteSizeTotal;
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@end

‎Views/thumbnail/PGThumbnailInfoView.m‎

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/* Copyright © 2007-2009, The Sequential Project
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the the Sequential Project nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE SEQUENTIAL PROJECT ''AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE SEQUENTIAL PROJECT BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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#import "PGThumbnailInfoView.h"
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// Other Sources
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#import "PGAppKitAdditions.h"
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#import "PGFoundationAdditions.h"
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#import "PGDocumentController.h" // for thumbnail userDefault keys
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// 2023/10/02 for _infoWindow:
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typedef enum SizeFormat { SizeFormatNone, SizeFormatBase10, SizeFormatBase2, SizeFormatBytes } SizeFormat;
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extern NSString* StringForByteSizeWithFormat(SizeFormat format, uint64_t bytes, int nDecimalDigits);
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extern NSString* StringForImageCount(NSUInteger const imageCount);
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extern NSInteger GetThumbnailSizeFormat(void);
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static
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NSString*
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StringForDisplay(NSUInteger imageCount, uint64_t byteSizeTotal) {
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enum { DECIMAL_DIGITS = 2 };
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return [NSString stringWithFormat:@"%@ %@", StringForImageCount(imageCount),
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StringForByteSizeWithFormat((SizeFormat) (1 + GetThumbnailSizeFormat()),
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byteSizeTotal, DECIMAL_DIGITS)];
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}
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@implementation PGThumbnailInfoView
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- (id)initWithFrame:(NSRect)frameRect {
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if((self = [super initWithFrame:frameRect])) {
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NSUserDefaults *sud = NSUserDefaults.standardUserDefaults;
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[sud addObserver:self
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forKeyPath:PGThumbnailSizeFormatKey
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options:kNilOptions
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context:NULL];
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}
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return self;
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}
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- (NSAttributedString *)attributedStringValue
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{
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NSMutableParagraphStyle *const style = [[[NSParagraphStyle defaultParagraphStyle] mutableCopy] autorelease];
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[style setAlignment:NSTextAlignmentCenter];
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[style setLineBreakMode:NSLineBreakByTruncatingMiddle];
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return [[[NSAttributedString alloc] initWithString:StringForDisplay(_imageCount, _byteSizeTotal)
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attributes:@{
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NSFontAttributeName: [NSFont labelFontOfSize:0.0f],
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NSForegroundColorAttributeName: NSColor.whiteColor,
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NSParagraphStyleAttributeName: style,
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}] autorelease];
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}
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- (void)setImageCount:(NSUInteger)imageCount byteSizeTotal:(uint64_t)byteSizeTotal {
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_imageCount = imageCount;
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_byteSizeTotal = byteSizeTotal;
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self.needsDisplay = YES;
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}
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#pragma mark - NSView
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- (BOOL)isFlipped
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{
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return NO;
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}
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#define PGMarginSize 4.0f // Outside the window.
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#define PGPaddingSize 2.0f // Inside the window.
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#define PGTotalPaddingSize (PGPaddingSize * 2.0f)
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#define PGTextBottomPadding (PGPaddingSize - 1.0f)
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#define PGTextTotalVertPadding (PGPaddingSize + PGTextBottomPadding)
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#define PGTextHorzPadding 4.0f
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#define PGTextTotalHorzPadding (PGTextHorzPadding * 2.0f)
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- (void)drawRect:(NSRect)aRect
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{
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NSRect const b = [self bounds];
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[[NSColor PG_bezelBackgroundColor] set];
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[[NSBezierPath bezierPathWithRect:b] fill];
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[[NSColor PG_bezelForegroundColor] set];
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[[self attributedStringValue] drawInRect:NSMakeRect(NSMinX(b) + PGPaddingSize + PGTextHorzPadding,
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NSMinY(b) + PGTextBottomPadding,
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NSWidth(b) - PGTotalPaddingSize - PGTextTotalHorzPadding,
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NSHeight(b) - PGTextTotalVertPadding)];
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}
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#pragma mark - NSObject
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- (void)dealloc
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{
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NSUserDefaults *sud = NSUserDefaults.standardUserDefaults;
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[sud removeObserver:self forKeyPath:PGThumbnailSizeFormatKey];
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[super dealloc];
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}
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#pragma mark - NSObject(NSKeyValueObserving)
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- (void)observeValueForKeyPath:(NSString *)keyPath
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ofObject:(id)object
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change:(NSDictionary *)change
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context:(void *)context
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{
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if(PGEqualObjects(keyPath, PGThumbnailSizeFormatKey))
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self.needsDisplay = YES;
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else
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[super observeValueForKeyPath:keyPath
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ofObject:object
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change:change
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context:context];
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}
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#pragma mark - <PGBezelPanelContentView>
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- (NSRect)bezelPanel:(PGBezelPanel *)sender frameForContentRect:(NSRect)aRect scale:(CGFloat)scaleFactor
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{
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NSSize const messageSize = [[self attributedStringValue] size];
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CGFloat const scaledMarginSize = PGMarginSize * scaleFactor;
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NSRect const frame = NSIntersectionRect(
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NSMakeRect(
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NSMinX(aRect) + scaledMarginSize,
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NSMinY(aRect) + scaledMarginSize,
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ceilf((messageSize.width + PGTextTotalHorzPadding + messageSize.width + PGTotalPaddingSize) * scaleFactor),
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ceilf(MAX(messageSize.height + PGTextTotalVertPadding, messageSize.height) * scaleFactor)),
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NSInsetRect(aRect, scaledMarginSize, scaledMarginSize));
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return frame;
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}
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@end

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