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This commit is contained in:
Peter
2017-08-15 14:44:14 +03:00
parent b6ded073ad
commit cbbcb12b3b
200 changed files with 4890 additions and 1362 deletions
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97
TelegramUI/InstantPageControllerNode.swift
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@@ -8,8 +8,12 @@ final class InstantPageControllerNode: ASDisplayNode, UIScrollViewDelegate {
private var webPage: TelegramMediaWebpage?
private var containerLayout: ContainerViewLayout?
private let statusBar: StatusBar
private let navigationBar: InstantPageNavigationBar
private let scrollNode: ASScrollNode
private let scrollNodeHeader: ASDisplayNode
var currentLayout: InstantPageLayout?
var currentLayoutTiles: [InstantPageTile] = []
@@ -24,17 +28,25 @@ final class InstantPageControllerNode: ASDisplayNode, UIScrollViewDelegate {
var previousContentOffset: CGPoint?
var isDeceleratingBecauseOfDragging = false
init(account: Account) {
init(account: Account, strings: PresentationStrings, statusBar: StatusBar) {
self.account = account
self.statusBar = statusBar
self.navigationBar = InstantPageNavigationBar(strings: strings)
self.scrollNode = ASScrollNode()
self.scrollNodeHeader = ASDisplayNode()
self.scrollNodeHeader.backgroundColor = .black
super.init(viewBlock: {
super.init()
self.setViewBlock({
return UITracingLayerView()
}, didLoad: nil)
})
self.backgroundColor = .white
self.addSubnode(self.scrollNode)
self.scrollNode.addSubnode(self.scrollNodeHeader)
self.addSubnode(self.navigationBar)
self.scrollNode.view.delegate = self
}
@@ -55,13 +67,16 @@ final class InstantPageControllerNode: ASDisplayNode, UIScrollViewDelegate {
func containerLayoutUpdated(_ layout: ContainerViewLayout, navigationBarHeight: CGFloat, transition: ContainedViewLayoutTransition) {
self.containerLayout = layout
if self.scrollNode.bounds.size != layout.size {
let statusBarHeight: CGFloat = layout.statusBarHeight ?? 0.0
let scrollInsetTop = 44.0 + statusBarHeight
if self.scrollNode.bounds.size != layout.size || !self.scrollNode.view.contentInset.top.isEqual(to: scrollInsetTop) {
if !self.scrollNode.bounds.size.width.isEqual(to: layout.size.width) {
self.updateLayout()
}
self.scrollNode.frame = CGRect(x: 0.0, y: 0.0, width: layout.size.width, height: layout.size.height)
//_scrollViewHeader.frame = CGRectMake(0.0f, -2000.0f, bounds.size.width, 2000.0f);
//self.scrollView.contentInset = UIEdgeInsetsMake(_statusBarHeight + 44.0f, 0.0f, 0.0f, 0.0f);
self.scrollNodeHeader.frame = CGRect(origin: CGPoint(x: 0.0, y: -2000.0), size: CGSize(width: layout.size.width, height: 2000.0))
self.scrollNode.view.contentInset = UIEdgeInsetsMake(scrollInsetTop, 0.0, 0.0, 0.0)
if self.visibleItemsWithViews.isEmpty && self.visibleTiles.isEmpty {
self.scrollNode.view.contentOffset = CGPoint(x: 0.0, y: 0.0)
}
@@ -282,6 +297,76 @@ final class InstantPageControllerNode: ASDisplayNode, UIScrollViewDelegate {
}
func updateNavigationBar(forceState: Bool = false) {
let bounds = self.scrollNode.view.bounds
let contentOffset = self.scrollNode.view.contentOffset
let delta: CGFloat
if let previousContentOffset = self.previousContentOffset {
delta = contentOffset.y - previousContentOffset.y
} else {
delta = 0.0
}
self.previousContentOffset = contentOffset
/*void (^block)(CGRect) = ^(CGRect navigationBarFrame) {
_navigationBar.frame = navigationBarFrame;
CGFloat navigationBarHeight = _navigationBar.bounds.size.height;
if (navigationBarHeight < FLT_EPSILON)
navigationBarHeight = 64.0f;
CGFloat statusBarOffset = -MAX(0.0f, MIN(_statusBarHeight, _statusBarHeight + 44.0f - navigationBarHeight));
if (ABS(_statusBarOffset - statusBarOffset) > FLT_EPSILON) {
_statusBarOffset = statusBarOffset;
if (_statusBarOffsetUpdated) {
_statusBarOffsetUpdated(statusBarOffset);
}
_scrollView.scrollIndicatorInsets = UIEdgeInsetsMake(_navigationBar.bounds.size.height, 0.0f, 0.0f, 0.0f);
};
};*/
var transition: ContainedViewLayoutTransition = .immediate
var navigationBarFrame = self.navigationBar.frame
navigationBarFrame.size.width = bounds.size.width
if navigationBarFrame.size.height.isZero {
navigationBarFrame.size.height = 64.0
}
if forceState {
transition = .animated(duration: 0.3, curve: .spring)
if contentOffset.y <= -self.scrollNode.view.contentInset.top || CGFloat(32.0).isLess(than: navigationBarFrame.size.height) {
navigationBarFrame.size.height = 64.0
} else {
navigationBarFrame.size.height = 20.0
}
} else {
if contentOffset.y <= -self.scrollNode.view.contentInset.top {
navigationBarFrame.size.height = 64.0
} else {
navigationBarFrame.size.height -= delta
}
navigationBarFrame.size.height = max(20.0, min(64.0, navigationBarFrame.size.height))
}
if navigationBarFrame.height.isEqual(to: 64.0) {
assert(true)
}
let statusBarAlpha = min(1.0, max(0.0, (navigationBarFrame.size.height - 20.0) / 44.0))
transition.updateAlpha(node: self.statusBar, alpha: statusBarAlpha * statusBarAlpha)
self.statusBar.verticalOffset = navigationBarFrame.size.height - 64.0
transition.updateFrame(node: self.navigationBar, frame: navigationBarFrame)
self.navigationBar.updateLayout(size: navigationBarFrame.size, transition: transition)
transition.animateView {
self.scrollNode.view.scrollIndicatorInsets = UIEdgeInsets(top: navigationBarFrame.size.height, left: 0.0, bottom: 0.0, right: 0.0)
}
/*CGFloat progress = 0.0f;
if (_scrollView.contentSize.height > FLT_EPSILON) {
progress = MAX(0.0f, MIN(1.0f, (_scrollView.contentOffset.y + _scrollView.contentInset.top) / (_scrollView.contentSize.height - _scrollView.frame.size.height + _scrollView.contentInset.top)));
}
[_navigationBar setProgress:progress];*/
}
}