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124 lines
5.0 KiB
124 lines
5.0 KiB
// The MIT License (MIT)
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//
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// Copyright (c) 2016 Luke Zhao <me@lkzhao.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import UIKit
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/// used to construct HeroModifier from heroModifierString
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extension HeroModifier: HeroStringConvertible {
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public static func from(node: ExprNode) -> HeroModifier? {
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let name: String = node.name
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let parameters: [ExprNode] = (node as? CallNode)?.arguments ?? []
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switch name {
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case "fade":
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return .fade
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case "opacity":
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return HeroModifier.opacity(CGFloat(parameters.getFloat(0) ?? 1))
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case "position":
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return .position(CGPoint(x: parameters.getCGFloat(0) ?? 0, y: parameters.getCGFloat(1) ?? 0))
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case "size":
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return .size(CGSize(width: parameters.getCGFloat(0) ?? 0, height: parameters.getCGFloat(1) ?? 0))
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case "scale":
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if parameters.count == 1 {
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return .scale(parameters.getCGFloat(0) ?? 1)
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} else {
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return .scale(x: parameters.getCGFloat(0) ?? 1,
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y: parameters.getCGFloat(1) ?? 1,
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z: parameters.getCGFloat(2) ?? 1)
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}
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case "rotate":
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if parameters.count == 1 {
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return .rotate(parameters.getCGFloat(0) ?? 0)
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} else {
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return .rotate(x: parameters.getCGFloat(0) ?? 0,
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y: parameters.getCGFloat(1) ?? 0,
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z: parameters.getCGFloat(2) ?? 0)
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}
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case "translate":
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return .translate(x: parameters.getCGFloat(0) ?? 0,
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y: parameters.getCGFloat(1) ?? 0,
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z: parameters.getCGFloat(2) ?? 0)
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case "overlay":
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return .overlay(color: UIColor(red: parameters.getCGFloat(0) ?? 1,
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green: parameters.getCGFloat(1) ?? 1,
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blue: parameters.getCGFloat(2) ?? 1,
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alpha: 1),
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opacity: parameters.getCGFloat(3) ?? 1)
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case "duration":
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if let duration = parameters.getDouble(0) {
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return .duration(duration)
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}
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case "durationMatchLongest":
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return .durationMatchLongest
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case "delay":
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if let delay = parameters.getDouble(0) {
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return .delay(delay)
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}
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case "spring":
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if #available(iOS 9, *) {
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return .spring(stiffness: parameters.getCGFloat(0) ?? 250, damping: parameters.getCGFloat(1) ?? 30)
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}
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case "timingFunction":
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if let c1 = parameters.getFloat(0),
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let c2 = parameters.getFloat(1),
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let c3 = parameters.getFloat(2),
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let c4 = parameters.getFloat(3) {
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return .timingFunction(CAMediaTimingFunction(controlPoints: c1, c2, c3, c4))
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} else if let name = parameters.get(0)?.name, let timingFunction = CAMediaTimingFunction.from(name: name) {
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return .timingFunction(timingFunction)
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}
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case "arc":
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return .arc(intensity: parameters.getCGFloat(0) ?? 1)
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case "cascade":
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var cascadeDirection = CascadeDirection.topToBottom
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if let directionString = parameters.get(1)?.name,
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let direction = CascadeDirection(directionString) {
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cascadeDirection = direction
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}
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return .cascade(delta: parameters.getDouble(0) ?? 0.02, direction: cascadeDirection, delayMatchedViews:parameters.getBool(2) ?? false)
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case "source":
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if let heroID = parameters.get(0)?.name {
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return .source(heroID: heroID)
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}
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case "useGlobalCoordinateSpace":
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return .useGlobalCoordinateSpace
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case "ignoreSubviewModifiers":
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return .ignoreSubviewModifiers(recursive:parameters.getBool(0) ?? false)
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case "zPosition":
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if let zPosition = parameters.getCGFloat(0) {
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return .zPosition(zPosition)
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}
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case "useOptimizedSnapshot":
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return .useOptimizedSnapshot
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case "useNormalSnapshot":
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return .useNormalSnapshot
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case "useLayerRenderSnapshot":
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return .useLayerRenderSnapshot
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case "useNoSnapshot":
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return .useNoSnapshot
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case "forceAnimate":
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return .forceAnimate
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default: break
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}
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return nil
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}
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}
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