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Ali
2020-02-24 19:23:09 +04:00
parent 5380b12805
commit 92febb8319
228 changed files with 1638 additions and 980 deletions
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33
submodules/Display/Source/TextNode.swift
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@@ -132,7 +132,8 @@ public final class TextNodeLayout: NSObject {
fileprivate let truncationType: CTLineTruncationType
fileprivate let backgroundColor: UIColor?
fileprivate let constrainedSize: CGSize
fileprivate let alignment: NSTextAlignment
fileprivate let explicitAlignment: NSTextAlignment
fileprivate let resolvedAlignment: NSTextAlignment
fileprivate let lineSpacing: CGFloat
fileprivate let cutout: TextNodeCutout?
fileprivate let insets: UIEdgeInsets
@@ -147,12 +148,13 @@ public final class TextNodeLayout: NSObject {
fileprivate let textStroke: (UIColor, CGFloat)?
public let hasRTL: Bool
fileprivate init(attributedString: NSAttributedString?, maximumNumberOfLines: Int, truncationType: CTLineTruncationType, constrainedSize: CGSize, alignment: NSTextAlignment, lineSpacing: CGFloat, cutout: TextNodeCutout?, insets: UIEdgeInsets, size: CGSize, rawTextSize: CGSize, truncated: Bool, firstLineOffset: CGFloat, lines: [TextNodeLine], blockQuotes: [TextNodeBlockQuote], backgroundColor: UIColor?, lineColor: UIColor?, textShadowColor: UIColor?, textStroke: (UIColor, CGFloat)?) {
fileprivate init(attributedString: NSAttributedString?, maximumNumberOfLines: Int, truncationType: CTLineTruncationType, constrainedSize: CGSize, explicitAlignment: NSTextAlignment, resolvedAlignment: NSTextAlignment, lineSpacing: CGFloat, cutout: TextNodeCutout?, insets: UIEdgeInsets, size: CGSize, rawTextSize: CGSize, truncated: Bool, firstLineOffset: CGFloat, lines: [TextNodeLine], blockQuotes: [TextNodeBlockQuote], backgroundColor: UIColor?, lineColor: UIColor?, textShadowColor: UIColor?, textStroke: (UIColor, CGFloat)?) {
self.attributedString = attributedString
self.maximumNumberOfLines = maximumNumberOfLines
self.truncationType = truncationType
self.constrainedSize = constrainedSize
self.alignment = alignment
self.explicitAlignment = explicitAlignment
self.resolvedAlignment = resolvedAlignment
self.lineSpacing = lineSpacing
self.cutout = cutout
self.insets = insets
@@ -240,7 +242,7 @@ public final class TextNodeLayout: NSObject {
for line in self.lines {
lineIndex += 1
var lineFrame = CGRect(origin: CGPoint(x: line.frame.origin.x, y: line.frame.origin.y - line.frame.size.height + self.firstLineOffset), size: line.frame.size)
switch self.alignment {
switch self.resolvedAlignment {
case .center:
lineFrame.origin.x = floor((self.size.width - lineFrame.size.width) / 2.0)
case .natural:
@@ -308,7 +310,7 @@ public final class TextNodeLayout: NSObject {
for line in self.lines {
lineIndex += 1
var lineFrame = CGRect(origin: CGPoint(x: line.frame.origin.x, y: line.frame.origin.y - line.frame.size.height + self.firstLineOffset), size: line.frame.size)
switch self.alignment {
switch self.resolvedAlignment {
case .center:
lineFrame.origin.x = floor((self.size.width - lineFrame.size.width) / 2.0)
case .natural:
@@ -383,7 +385,7 @@ public final class TextNodeLayout: NSObject {
for line in self.lines {
lineIndex += 1
var lineFrame = CGRect(origin: CGPoint(x: line.frame.origin.x, y: line.frame.origin.y - line.frame.size.height + self.firstLineOffset), size: line.frame.size)
switch self.alignment {
switch self.resolvedAlignment {
case .center:
lineFrame.origin.x = floor((self.size.width - lineFrame.size.width) / 2.0)
case .natural:
@@ -823,17 +825,26 @@ public class TextNode: ASDisplayNode {
private class func calculateLayout(attributedString: NSAttributedString?, minimumNumberOfLines: Int, maximumNumberOfLines: Int, truncationType: CTLineTruncationType, backgroundColor: UIColor?, constrainedSize: CGSize, alignment: NSTextAlignment, lineSpacingFactor: CGFloat, cutout: TextNodeCutout?, insets: UIEdgeInsets, lineColor: UIColor?, textShadowColor: UIColor?, textStroke: (UIColor, CGFloat)?) -> TextNodeLayout {
if let attributedString = attributedString {
let stringLength = attributedString.length
let font: CTFont
let resolvedAlignment: NSTextAlignment
if stringLength != 0 {
if let stringFont = attributedString.attribute(NSAttributedString.Key.font, at: 0, effectiveRange: nil) {
font = stringFont as! CTFont
} else {
font = defaultFont
}
if let paragraphStyle = attributedString.attribute(NSAttributedString.Key.paragraphStyle, at: 0, effectiveRange: nil) as? NSParagraphStyle {
resolvedAlignment = paragraphStyle.alignment
} else {
resolvedAlignment = alignment
}
} else {
font = defaultFont
resolvedAlignment = alignment
}
let fontAscent = CTFontGetAscent(font)
@@ -847,7 +858,7 @@ public class TextNode: ASDisplayNode {
var maybeTypesetter: CTTypesetter?
maybeTypesetter = CTTypesetterCreateWithAttributedString(attributedString as CFAttributedString)
if maybeTypesetter == nil {
return TextNodeLayout(attributedString: attributedString, maximumNumberOfLines: maximumNumberOfLines, truncationType: truncationType, constrainedSize: constrainedSize, alignment: alignment, lineSpacing: lineSpacingFactor, cutout: cutout, insets: insets, size: CGSize(), rawTextSize: CGSize(), truncated: false, firstLineOffset: 0.0, lines: [], blockQuotes: [], backgroundColor: backgroundColor, lineColor: lineColor, textShadowColor: textShadowColor, textStroke: textStroke)
return TextNodeLayout(attributedString: attributedString, maximumNumberOfLines: maximumNumberOfLines, truncationType: truncationType, constrainedSize: constrainedSize, explicitAlignment: alignment, resolvedAlignment: resolvedAlignment, lineSpacing: lineSpacingFactor, cutout: cutout, insets: insets, size: CGSize(), rawTextSize: CGSize(), truncated: false, firstLineOffset: 0.0, lines: [], blockQuotes: [], backgroundColor: backgroundColor, lineColor: lineColor, textShadowColor: textShadowColor, textStroke: textStroke)
}
let typesetter = maybeTypesetter!
@@ -1056,9 +1067,9 @@ public class TextNode: ASDisplayNode {
}
}
return TextNodeLayout(attributedString: attributedString, maximumNumberOfLines: maximumNumberOfLines, truncationType: truncationType, constrainedSize: constrainedSize, alignment: alignment, lineSpacing: lineSpacingFactor, cutout: cutout, insets: insets, size: CGSize(width: ceil(layoutSize.width) + insets.left + insets.right, height: ceil(layoutSize.height) + insets.top + insets.bottom), rawTextSize: CGSize(width: ceil(rawLayoutSize.width) + insets.left + insets.right, height: ceil(rawLayoutSize.height) + insets.top + insets.bottom), truncated: truncated, firstLineOffset: firstLineOffset, lines: lines, blockQuotes: blockQuotes, backgroundColor: backgroundColor, lineColor: lineColor, textShadowColor: textShadowColor, textStroke: textStroke)
return TextNodeLayout(attributedString: attributedString, maximumNumberOfLines: maximumNumberOfLines, truncationType: truncationType, constrainedSize: constrainedSize, explicitAlignment: alignment, resolvedAlignment: resolvedAlignment, lineSpacing: lineSpacingFactor, cutout: cutout, insets: insets, size: CGSize(width: ceil(layoutSize.width) + insets.left + insets.right, height: ceil(layoutSize.height) + insets.top + insets.bottom), rawTextSize: CGSize(width: ceil(rawLayoutSize.width) + insets.left + insets.right, height: ceil(rawLayoutSize.height) + insets.top + insets.bottom), truncated: truncated, firstLineOffset: firstLineOffset, lines: lines, blockQuotes: blockQuotes, backgroundColor: backgroundColor, lineColor: lineColor, textShadowColor: textShadowColor, textStroke: textStroke)
} else {
return TextNodeLayout(attributedString: attributedString, maximumNumberOfLines: maximumNumberOfLines, truncationType: truncationType, constrainedSize: constrainedSize, alignment: alignment, lineSpacing: lineSpacingFactor, cutout: cutout, insets: insets, size: CGSize(), rawTextSize: CGSize(), truncated: false, firstLineOffset: 0.0, lines: [], blockQuotes: [], backgroundColor: backgroundColor, lineColor: lineColor, textShadowColor: textShadowColor, textStroke: textStroke)
return TextNodeLayout(attributedString: attributedString, maximumNumberOfLines: maximumNumberOfLines, truncationType: truncationType, constrainedSize: constrainedSize, explicitAlignment: alignment, resolvedAlignment: alignment, lineSpacing: lineSpacingFactor, cutout: cutout, insets: insets, size: CGSize(), rawTextSize: CGSize(), truncated: false, firstLineOffset: 0.0, lines: [], blockQuotes: [], backgroundColor: backgroundColor, lineColor: lineColor, textShadowColor: textShadowColor, textStroke: textStroke)
}
}
@@ -1110,7 +1121,7 @@ public class TextNode: ASDisplayNode {
let textPosition = context.textPosition
context.textMatrix = CGAffineTransform(scaleX: 1.0, y: -1.0)
let alignment = layout.alignment
let alignment = layout.resolvedAlignment
let offset = CGPoint(x: layout.insets.left, y: layout.insets.top)
for i in 0 ..< layout.lines.count {
@@ -1187,7 +1198,7 @@ public class TextNode: ASDisplayNode {
let layout: TextNodeLayout
var updated = false
if let existingLayout = existingLayout, existingLayout.constrainedSize == arguments.constrainedSize && existingLayout.maximumNumberOfLines == arguments.maximumNumberOfLines && existingLayout.truncationType == arguments.truncationType && existingLayout.cutout == arguments.cutout && existingLayout.alignment == arguments.alignment && existingLayout.lineSpacing.isEqual(to: arguments.lineSpacing) {
if let existingLayout = existingLayout, existingLayout.constrainedSize == arguments.constrainedSize && existingLayout.maximumNumberOfLines == arguments.maximumNumberOfLines && existingLayout.truncationType == arguments.truncationType && existingLayout.cutout == arguments.cutout && existingLayout.explicitAlignment == arguments.alignment && existingLayout.lineSpacing.isEqual(to: arguments.lineSpacing) {
let stringMatch: Bool
var colorMatch: Bool = true