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https://github.com/Swiftgram/Telegram-iOS.git
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281 lines
14 KiB
Swift
281 lines
14 KiB
Swift
import Foundation
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import Postbox
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enum InstantPageFontStyle {
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case sans
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case serif
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}
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struct InstantPageFont {
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let style: InstantPageFontStyle
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let size: CGFloat
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let lineSpacingFactor: CGFloat
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}
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struct InstantPageTextAttributes {
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let font: InstantPageFont
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let color: UIColor
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let underline: Bool
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init(font: InstantPageFont, color: UIColor, underline: Bool = false) {
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self.font = font
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self.color = color
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self.underline = underline
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}
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func withUnderline(_ underline: Bool) -> InstantPageTextAttributes {
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return InstantPageTextAttributes(font: self.font, color: self.color, underline: underline)
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}
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func withUpdatedFontStyles(sizeMultiplier: CGFloat, forceSerif: Bool) -> InstantPageTextAttributes {
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return InstantPageTextAttributes(font: InstantPageFont(style: forceSerif ? .serif : self.font.style, size: floor(self.font.size * sizeMultiplier), lineSpacingFactor: self.font.lineSpacingFactor), color: self.color, underline: self.underline)
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}
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}
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enum InstantPageTextCategoryType {
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case kicker
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case header
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case subheader
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case paragraph
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case caption
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case table
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}
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struct InstantPageTextCategories {
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let kicker: InstantPageTextAttributes
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let header: InstantPageTextAttributes
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let subheader: InstantPageTextAttributes
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let paragraph: InstantPageTextAttributes
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let caption: InstantPageTextAttributes
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let table: InstantPageTextAttributes
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func attributes(type: InstantPageTextCategoryType, link: Bool) -> InstantPageTextAttributes {
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switch type {
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case .kicker:
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return self.kicker.withUnderline(link)
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case .header:
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return self.header.withUnderline(link)
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case .subheader:
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return self.subheader.withUnderline(link)
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case .paragraph:
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return self.paragraph.withUnderline(link)
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case .caption:
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return self.caption.withUnderline(link)
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case .table:
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return self.table.withUnderline(link)
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}
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}
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func withUpdatedFontStyles(sizeMultiplier: CGFloat, forceSerif: Bool) -> InstantPageTextCategories {
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return InstantPageTextCategories(kicker: self.kicker.withUpdatedFontStyles(sizeMultiplier: sizeMultiplier, forceSerif: forceSerif), header: self.header.withUpdatedFontStyles(sizeMultiplier: sizeMultiplier, forceSerif: forceSerif), subheader: self.subheader.withUpdatedFontStyles(sizeMultiplier: sizeMultiplier, forceSerif: forceSerif), paragraph: self.paragraph.withUpdatedFontStyles(sizeMultiplier: sizeMultiplier, forceSerif: forceSerif), caption: self.caption.withUpdatedFontStyles(sizeMultiplier: sizeMultiplier, forceSerif: forceSerif), table: self.table.withUpdatedFontStyles(sizeMultiplier: sizeMultiplier, forceSerif: forceSerif))
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}
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}
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final class InstantPageTheme {
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let pageBackgroundColor: UIColor
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let textCategories: InstantPageTextCategories
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let serif: Bool
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let codeBlockBackgroundColor: UIColor
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let textHighlightColor: UIColor
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let linkHighlightColor: UIColor
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let markerColor: UIColor
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let panelBackgroundColor: UIColor
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let panelHighlightedBackgroundColor: UIColor
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let panelPrimaryColor: UIColor
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let panelSecondaryColor: UIColor
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let panelAccentColor: UIColor
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let tableBorderColor: UIColor
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let tableHeaderColor: UIColor
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let controlColor: UIColor
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init(pageBackgroundColor: UIColor, textCategories: InstantPageTextCategories, serif: Bool, codeBlockBackgroundColor: UIColor, textHighlightColor: UIColor, linkHighlightColor: UIColor, markerColor: UIColor, panelBackgroundColor: UIColor, panelHighlightedBackgroundColor: UIColor, panelPrimaryColor: UIColor, panelSecondaryColor: UIColor, panelAccentColor: UIColor, tableBorderColor: UIColor, tableHeaderColor: UIColor, controlColor: UIColor) {
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self.pageBackgroundColor = pageBackgroundColor
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self.textCategories = textCategories
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self.serif = serif
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self.codeBlockBackgroundColor = codeBlockBackgroundColor
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self.textHighlightColor = textHighlightColor
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self.linkHighlightColor = linkHighlightColor
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self.markerColor = markerColor
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self.panelBackgroundColor = panelBackgroundColor
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self.panelHighlightedBackgroundColor = panelHighlightedBackgroundColor
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self.panelPrimaryColor = panelPrimaryColor
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self.panelSecondaryColor = panelSecondaryColor
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self.panelAccentColor = panelAccentColor
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self.tableBorderColor = tableBorderColor
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self.tableHeaderColor = tableHeaderColor
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self.controlColor = controlColor
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}
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func withUpdatedFontStyles(sizeMultiplier: CGFloat, forceSerif: Bool) -> InstantPageTheme {
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return InstantPageTheme(pageBackgroundColor: pageBackgroundColor, textCategories: self.textCategories.withUpdatedFontStyles(sizeMultiplier: sizeMultiplier, forceSerif: forceSerif), serif: forceSerif, codeBlockBackgroundColor: codeBlockBackgroundColor, textHighlightColor: textHighlightColor, linkHighlightColor: linkHighlightColor, markerColor: markerColor, panelBackgroundColor: panelBackgroundColor, panelHighlightedBackgroundColor: panelHighlightedBackgroundColor, panelPrimaryColor: panelPrimaryColor, panelSecondaryColor: panelSecondaryColor, panelAccentColor: panelAccentColor, tableBorderColor: tableBorderColor, tableHeaderColor: tableHeaderColor, controlColor: controlColor)
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}
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}
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private let lightTheme = InstantPageTheme(
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pageBackgroundColor: .white,
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textCategories: InstantPageTextCategories(
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kicker: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 0.685), color: .black),
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header: InstantPageTextAttributes(font: InstantPageFont(style: .serif, size: 24.0, lineSpacingFactor: 0.685), color: .black),
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subheader: InstantPageTextAttributes(font: InstantPageFont(style: .serif, size: 19.0, lineSpacingFactor: 0.685), color: .black),
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paragraph: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 17.0, lineSpacingFactor: 1.0), color: .black),
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caption: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0x79828b)),
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table: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 1.0), color: .black)
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),
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serif: false,
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codeBlockBackgroundColor: UIColor(rgb: 0xf5f8fc),
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textHighlightColor: UIColor(rgb: 0, alpha: 0.12),
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linkHighlightColor: UIColor(rgb: 0, alpha: 0.12),
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markerColor: UIColor(rgb: 0xfef3bc),
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panelBackgroundColor: UIColor(rgb: 0xf3f4f5),
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panelHighlightedBackgroundColor: UIColor(rgb: 0xe7e7e7),
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panelPrimaryColor: .black,
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panelSecondaryColor: UIColor(rgb: 0x79828b),
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panelAccentColor: UIColor(rgb: 0x007ee5),
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tableBorderColor: UIColor(rgb: 0xe2e2e2),
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tableHeaderColor: UIColor(rgb: 0xf4f4f4),
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controlColor: UIColor(rgb: 0xc7c7cd)
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)
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private let sepiaTheme = InstantPageTheme(
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pageBackgroundColor: UIColor(rgb: 0xf8f1e2),
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textCategories: InstantPageTextCategories(
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kicker: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0x4f321d)),
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header: InstantPageTextAttributes(font: InstantPageFont(style: .serif, size: 24.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0x4f321d)),
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subheader: InstantPageTextAttributes(font: InstantPageFont(style: .serif, size: 19.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0x4f321d)),
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paragraph: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 17.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0x4f321d)),
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caption: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0x927e6b)),
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table: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0x4f321d))
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),
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serif: false,
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codeBlockBackgroundColor: UIColor(rgb: 0xefe7d6),
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textHighlightColor: UIColor(rgb: 0, alpha: 0.1),
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linkHighlightColor: UIColor(rgb: 0, alpha: 0.1),
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markerColor: UIColor(rgb: 0xe5ddcd),
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panelBackgroundColor: UIColor(rgb: 0xefe7d6),
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panelHighlightedBackgroundColor: UIColor(rgb: 0xe3dccb),
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panelPrimaryColor: .black,
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panelSecondaryColor: UIColor(rgb: 0x927e6b),
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panelAccentColor: UIColor(rgb: 0xd19601),
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tableBorderColor: UIColor(rgb: 0xddd1b8),
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tableHeaderColor: UIColor(rgb: 0xf0e7d4),
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controlColor: UIColor(rgb: 0xddd1b8)
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)
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private let grayTheme = InstantPageTheme(
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pageBackgroundColor: UIColor(rgb: 0x5a5a5c),
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textCategories: InstantPageTextCategories(
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kicker: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0xcecece)),
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header: InstantPageTextAttributes(font: InstantPageFont(style: .serif, size: 24.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0xcecece)),
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subheader: InstantPageTextAttributes(font: InstantPageFont(style: .serif, size: 19.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0xcecece)),
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paragraph: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 17.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0xcecece)),
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caption: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0xa0a0a0)),
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table: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0xcecece))
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),
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serif: false,
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codeBlockBackgroundColor: UIColor(rgb: 0x555556),
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textHighlightColor: UIColor(rgb: 0, alpha: 0.16),
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linkHighlightColor: UIColor(rgb: 0, alpha: 0.16),
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markerColor: UIColor(rgb: 0x4b4b4b),
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panelBackgroundColor: UIColor(rgb: 0x555556),
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panelHighlightedBackgroundColor: UIColor(rgb: 0x505051),
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panelPrimaryColor: UIColor(rgb: 0xcecece),
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panelSecondaryColor: UIColor(rgb: 0xa0a0a0),
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panelAccentColor: UIColor(rgb: 0x54b9f8),
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tableBorderColor: UIColor(rgb: 0x484848),
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tableHeaderColor: UIColor(rgb: 0x555556),
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controlColor: UIColor(rgb: 0x484848)
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)
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private let darkTheme = InstantPageTheme(
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pageBackgroundColor: UIColor(rgb: 0x000000),
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textCategories: InstantPageTextCategories(
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kicker: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0xb0b0b0)),
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header: InstantPageTextAttributes(font: InstantPageFont(style: .serif, size: 24.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0xb0b0b0)),
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subheader: InstantPageTextAttributes(font: InstantPageFont(style: .serif, size: 19.0, lineSpacingFactor: 0.685), color: UIColor(rgb: 0xb0b0b0)),
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paragraph: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 17.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0xb0b0b0)),
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caption: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0x6a6a6a)),
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table: InstantPageTextAttributes(font: InstantPageFont(style: .sans, size: 15.0, lineSpacingFactor: 1.0), color: UIColor(rgb: 0xb0b0b0))
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),
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serif: false,
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codeBlockBackgroundColor: UIColor(rgb: 0x131313),
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textHighlightColor: UIColor(rgb: 0xffffff, alpha: 0.1),
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linkHighlightColor: UIColor(rgb: 0xffffff, alpha: 0.1),
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markerColor: UIColor(rgb: 0x313131),
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panelBackgroundColor: UIColor(rgb: 0x131313),
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panelHighlightedBackgroundColor: UIColor(rgb: 0x1f1f1f),
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panelPrimaryColor: UIColor(rgb: 0xb0b0b0),
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panelSecondaryColor: UIColor(rgb: 0x6a6a6a),
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panelAccentColor: UIColor(rgb: 0x50b6f3),
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tableBorderColor: UIColor(rgb: 0x303030),
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tableHeaderColor: UIColor(rgb: 0x131313),
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controlColor: UIColor(rgb: 0x303030)
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)
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private func fontSizeMultiplierForVariant(_ variant: InstantPagePresentationFontSize) -> CGFloat {
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switch variant {
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case .small:
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return 0.85
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case .standard:
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return 1.0
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case .large:
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return 1.15
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case .xlarge:
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return 1.3
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case .xxlarge:
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return 1.5
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}
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}
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func instantPageThemeTypeForSettingsAndTime(presentationTheme: PresentationTheme, settings: InstantPagePresentationSettings, time: Date?) -> InstantPageThemeType {
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if settings.autoNightMode {
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switch settings.themeType {
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case .light, .sepia, .gray:
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var useDarkTheme = false
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/*switch presentationTheme.name {
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case let .builtin(name):
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switch name {
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case .nightAccent, .nightGrayscale:
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useDarkTheme = true
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default:
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break
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}
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default:
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break
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}*/
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if let time = time {
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let calendar = Calendar.current
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let hour = calendar.component(.hour, from: time)
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if hour <= 8 || hour >= 22 {
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useDarkTheme = true
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}
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}
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if useDarkTheme {
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return .dark
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}
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case .dark:
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break
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}
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}
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return settings.themeType
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}
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func instantPageThemeForType(_ type: InstantPageThemeType, settings: InstantPagePresentationSettings) -> InstantPageTheme {
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switch type {
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case .light:
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return lightTheme.withUpdatedFontStyles(sizeMultiplier: fontSizeMultiplierForVariant(settings.fontSize), forceSerif: settings.forceSerif)
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case .sepia:
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return sepiaTheme.withUpdatedFontStyles(sizeMultiplier: fontSizeMultiplierForVariant(settings.fontSize), forceSerif: settings.forceSerif)
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case .gray:
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return grayTheme.withUpdatedFontStyles(sizeMultiplier: fontSizeMultiplierForVariant(settings.fontSize), forceSerif: settings.forceSerif)
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case .dark:
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return darkTheme.withUpdatedFontStyles(sizeMultiplier: fontSizeMultiplierForVariant(settings.fontSize), forceSerif: settings.forceSerif)
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}
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}
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