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Code Issues Releases Wiki Activity

Maintain aspect ratio when resizing images

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This commit is contained in:
Daniel Barber 2019-04-01 20:38:09 -04:00
parent 357cc794bf
commit d41faeb71e
Signed by: danbarber
GPG Key ID: 931D8112E0103DD8
2 changed files with 14 additions and 4 deletions
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12
Persephone/Extensions/NSImage.swift
View File

@ -15,7 +15,17 @@ extension NSImage {
static let defaultCoverArt = NSImage(named: "blankAlbum")
func toFitBox(size: NSSize) -> NSImage {
let newImage = NSImage(size: size)
var newSize: NSSize = NSSize.zero
let aspectRatio = self.size.width / self.size.height
let boxAspectRatio = size.width / size.height
if aspectRatio > boxAspectRatio {
newSize = NSSize(width: size.width, height: size.width / aspectRatio)
} else {
newSize = NSSize(width: size.height * aspectRatio, height: size.height)
}
let newImage = NSImage(size: newSize)
newImage.lockFocus()
self.draw(in: newImage.alignmentRect)
newImage.unlockFocus()

6
Persephone/Resources/AlbumViewItem.xib
View File

@ -1,8 +1,8 @@
<?xml version="1.0" encoding="UTF-8"?>
<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="14460.31" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="14490.70" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
<dependencies>
<deployment identifier="macosx"/>
<plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="14460.31"/>
<plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="14490.70"/>
<capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
</dependencies>
<objects>
@ -37,7 +37,7 @@
<color key="backgroundColor" name="textBackgroundColor" catalog="System" colorSpace="catalog"/>
</textFieldCell>
</textField>
<imageView identifier="albumArtwork" horizontalHuggingPriority="251" verticalHuggingPriority="251" translatesAutoresizingMaskIntoConstraints="NO" id="Kfb-8f-ean">
<imageView identifier="albumArtwork" horizontalHuggingPriority="251" verticalHuggingPriority="251" horizontalCompressionResistancePriority="250" verticalCompressionResistancePriority="250" translatesAutoresizingMaskIntoConstraints="NO" id="Kfb-8f-ean">
<rect key="frame" x="0.0" y="39" width="128" height="128"/>
<imageCell key="cell" refusesFirstResponder="YES" alignment="left" imageScaling="proportionallyUpOrDown" image="blankAlbum" id="FsA-JX-BFh"/>
</imageView>