97 lines
2.4 KiB
Swift
97 lines
2.4 KiB
Swift
// Copyright 2020-2021 Tokamak contributors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// Created by Carson Katri on 6/29/20.
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//
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import Foundation
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public struct Ellipse: Shape {
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public func path(in rect: CGRect) -> Path {
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.init(storage: .ellipse(rect), sizing: .flexible)
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}
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public init() {}
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}
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public struct Circle: Shape {
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public func path(in rect: CGRect) -> Path {
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.init(
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storage: .ellipse(
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.init(
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// Center the circle in the rect.
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x: rect.origin.x + (rect.width > rect.height ? (rect.width - rect.height) / 2 : 0),
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y: rect.origin.y + (rect.height > rect.width ? (rect.height - rect.width) / 2 : 0),
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width: min(rect.width, rect.height),
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height: min(rect.width, rect.height)
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)
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),
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sizing: .flexible
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)
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}
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public init() {}
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}
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extension Circle: InsettableShape {
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public func inset(by amount: CGFloat) -> _Inset {
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_Inset(amount: amount)
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}
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public struct _Inset: InsettableShape {
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public var amount: CGFloat
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init(amount: CGFloat) {
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self.amount = amount
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}
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public func path(in rect: CGRect) -> Path {
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.init(
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storage: .ellipse(CGRect(
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origin: rect.origin,
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size: CGSize(
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width: rect.size.width - (amount / 2),
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height: rect.size.height - (amount / 2)
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)
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)),
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sizing: .flexible
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)
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}
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public func inset(by amount: CGFloat) -> Circle._Inset {
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var copy = self
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copy.amount += amount
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return copy
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}
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}
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}
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public struct Capsule: Shape {
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public var style: RoundedCornerStyle
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public init(style: RoundedCornerStyle = .circular) {
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self.style = style
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}
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public func path(in rect: CGRect) -> Path {
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.init(
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storage: .roundedRect(.init(
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capsule: rect,
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style: style
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)),
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sizing: .flexible
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)
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}
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}
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