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Range.swift
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Range.swift
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// Workaround until Swift 4
public typealias UnboundedRange = (Int, Int) -> CountableClosedRange<Int>
extension CountableRange {
internal func contains(_ range: CountableRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
internal func contains(_ range: CountableClosedRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound < upperBound
}
internal func contains(_ range: Range<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
internal func contains(_ range: ClosedRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound < upperBound
}
}
extension CountableClosedRange {
internal func contains(_ range: CountableRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound.advanced(by: 1)
}
internal func contains(_ range: CountableClosedRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
internal func contains(_ range: Range<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound.advanced(by: 1)
}
internal func contains(_ range: ClosedRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
}
extension Range where Bound: Strideable, Bound.Stride: SignedInteger {
internal func contains(_ range: CountableRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
internal func contains(_ range: CountableClosedRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound < upperBound
}
}
extension Range {
internal func contains(_ range: Range<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
internal func contains(_ range: ClosedRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound < upperBound
}
}
extension ClosedRange where Bound: Strideable, Bound.Stride: SignedInteger {
internal func contains(_ range: CountableRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound.advanced(by: 1)
}
internal func contains(_ range: CountableClosedRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
internal func contains(_ range: Range<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound.advanced(by: 1)
}
}
extension ClosedRange {
internal func contains(_ range: Range<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
internal func contains(_ range: ClosedRange<Bound>) -> Bool {
return lowerBound <= range.lowerBound && range.upperBound <= upperBound
}
}
extension Image {
public subscript(xRange: CountableRange<Int>, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
return ImageSlice(image: self, xRange: xRange, yRange: yRange)
}
public subscript(xRange: CountableRange<Int>, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: CountableRange<Int>, yRange: Range<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: CountableRange<Int>, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: Range<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: Range<Int>, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: Range<Int>, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: Range<Int>, yRange: Range<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: Range<Int>, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: ClosedRange<Int>, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: ClosedRange<Int>, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: ClosedRange<Int>, yRange: Range<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
public subscript(xRange: ClosedRange<Int>, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
return self[CountableRange(xRange), CountableRange(yRange)]
}
}
extension Image {
public subscript(xRange: UnboundedRange, yRange: UnboundedRange) -> ImageSlice<Pixel> {
return self[0..<width, 0..<height]
}
public subscript(xRange: UnboundedRange, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
return self[0..<width, yRange]
}
public subscript(xRange: UnboundedRange, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
return self[0..<width, yRange]
}
public subscript(xRange: UnboundedRange, yRange: Range<Int>) -> ImageSlice<Pixel> {
return self[0..<width, yRange]
}
public subscript(xRange: UnboundedRange, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
return self[0..<width, yRange]
}
public subscript(xRange: CountableRange<Int>, yRange: UnboundedRange) -> ImageSlice<Pixel> {
return self[xRange, 0..<height]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: UnboundedRange) -> ImageSlice<Pixel> {
return self[xRange, 0..<height]
}
public subscript(xRange: Range<Int>, yRange: UnboundedRange) -> ImageSlice<Pixel> {
return self[xRange, 0..<height]
}
public subscript(xRange: ClosedRange<Int>, yRange: UnboundedRange) -> ImageSlice<Pixel> {
return self[xRange, 0..<height]
}
}
extension ImageSlice {
public subscript(xRange: CountableRange<Int>, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: CountableRange<Int>, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: CountableRange<Int>, yRange: Range<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: CountableRange<Int>, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: Range<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: Range<Int>, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: Range<Int>, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: Range<Int>, yRange: Range<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: Range<Int>, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: ClosedRange<Int>, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: ClosedRange<Int>, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: ClosedRange<Int>, yRange: Range<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
public subscript(xRange: ClosedRange<Int>, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[xRange, yRange]
}
}
extension ImageSlice {
public subscript(xRange: UnboundedRange, yRange: UnboundedRange) -> ImageSlice<Pixel> {
return image[self.xRange, self.yRange]
}
public subscript(xRange: UnboundedRange, yRange: CountableRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[self.xRange, yRange]
}
public subscript(xRange: UnboundedRange, yRange: CountableClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[self.xRange, yRange]
}
public subscript(xRange: UnboundedRange, yRange: Range<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[self.xRange, yRange]
}
public subscript(xRange: UnboundedRange, yRange: ClosedRange<Int>) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(yRange), "`yRange` is out of bounds: \(yRange)")
return image[self.xRange, yRange]
}
public subscript(xRange: CountableRange<Int>, yRange: UnboundedRange) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
return image[xRange, self.yRange]
}
public subscript(xRange: CountableClosedRange<Int>, yRange: UnboundedRange) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
return image[xRange, self.yRange]
}
public subscript(xRange: Range<Int>, yRange: UnboundedRange) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
return image[xRange, self.yRange]
}
public subscript(xRange: ClosedRange<Int>, yRange: UnboundedRange) -> ImageSlice<Pixel> {
precondition(self.xRange.contains(xRange), "`xRange` is out of bounds: \(xRange)")
return image[xRange, self.yRange]
}
}