94 lines
2.9 KiB
Swift
94 lines
2.9 KiB
Swift
//
|
|
// Copyright 2023 Signal Messenger, LLC
|
|
// SPDX-License-Identifier: AGPL-3.0-only
|
|
//
|
|
|
|
import UIKit
|
|
|
|
final class ImageEditorStickerItem: ImageEditorItem, ImageEditorTransformable {
|
|
let sticker: EditorSticker
|
|
/// The timestamp for when the sticker item was created. Used for displaying clock stickers.
|
|
///
|
|
/// This timestamp is stored so that the time displayed on a clock sticker
|
|
/// does not change from when it's placed on the image to when it's
|
|
/// rendered in the final image.
|
|
let date: Date
|
|
let referenceImageWidth: CGFloat
|
|
let unitCenter: ImageEditorSample
|
|
let rotationRadians: CGFloat
|
|
let scaling: CGFloat
|
|
|
|
init(
|
|
sticker: EditorSticker,
|
|
referenceImageWidth: CGFloat,
|
|
unitCenter: ImageEditorSample = .unitMidpoint,
|
|
rotationRadians: CGFloat,
|
|
scaling: CGFloat
|
|
) {
|
|
self.sticker = sticker
|
|
self.date = Date()
|
|
self.referenceImageWidth = referenceImageWidth
|
|
self.unitCenter = unitCenter
|
|
self.rotationRadians = rotationRadians
|
|
self.scaling = scaling
|
|
super.init(itemType: .sticker)
|
|
}
|
|
|
|
private init(
|
|
itemId: String,
|
|
sticker: EditorSticker,
|
|
date: Date,
|
|
referenceImageWidth: CGFloat,
|
|
unitCenter: ImageEditorSample,
|
|
rotationRadians: CGFloat,
|
|
scaling: CGFloat
|
|
) {
|
|
self.sticker = sticker
|
|
self.date = date
|
|
self.referenceImageWidth = referenceImageWidth
|
|
self.unitCenter = unitCenter
|
|
self.rotationRadians = rotationRadians
|
|
self.scaling = scaling
|
|
super.init(itemId: itemId, itemType: .sticker)
|
|
}
|
|
|
|
func copy(unitCenter: ImageEditorSample) -> ImageEditorStickerItem {
|
|
ImageEditorStickerItem(
|
|
itemId: self.itemId,
|
|
sticker: self.sticker,
|
|
date: self.date,
|
|
referenceImageWidth: self.referenceImageWidth,
|
|
unitCenter: unitCenter,
|
|
rotationRadians: self.rotationRadians,
|
|
scaling: self.scaling
|
|
)
|
|
}
|
|
|
|
func copy(scaling: CGFloat, rotationRadians: CGFloat) -> ImageEditorStickerItem {
|
|
ImageEditorStickerItem(
|
|
itemId: self.itemId,
|
|
sticker: self.sticker,
|
|
date: self.date,
|
|
referenceImageWidth: self.referenceImageWidth,
|
|
unitCenter: self.unitCenter,
|
|
rotationRadians: rotationRadians,
|
|
scaling: scaling
|
|
)
|
|
}
|
|
|
|
func copy(sticker: EditorSticker) -> ImageEditorStickerItem {
|
|
ImageEditorStickerItem(
|
|
itemId: self.itemId,
|
|
sticker: sticker,
|
|
date: self.date,
|
|
referenceImageWidth: self.referenceImageWidth,
|
|
unitCenter: self.unitCenter,
|
|
rotationRadians: self.rotationRadians,
|
|
scaling: self.scaling
|
|
)
|
|
}
|
|
|
|
override func outputScale() -> CGFloat {
|
|
return scaling
|
|
}
|
|
}
|