github/flutter
7
0
Fork 0
mirror of https://github.com/flutter/flutter.git synced 2025-06-03 00:51:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

Update engine

Browse Source 
This patch updates our use of Mozart to the latest version of the protocol.
This commit is contained in:
Adam Barth 2016-03-30 15:28:53 -07:00
parent 040ff9b037
commit 04adf211d7
2 changed files with 35 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
bin/cache/engine.version vendored
View File

@ -1 +1 @@
516c096d987f9b04ac24af440396f693947e98ab
3d944e1c36ebe543e16ecd808336594340186fe4

49
packages/flutter/lib/src/rendering/child_view.dart
View File

@ -8,11 +8,12 @@ import 'dart:ui' as ui;
import 'package:flutter/services.dart';
import 'package:mojo_services/mojo/gfx/composition/scene_token.mojom.dart' as mojom;
import 'package:mojo_services/mojo/ui/layouts.mojom.dart' as mojom;
import 'package:mojo_services/mojo/ui/view_containers.mojom.dart' as mojom;
import 'package:mojo_services/mojo/ui/view_provider.mojom.dart' as mojom;
import 'package:mojo_services/mojo/ui/view_properties.mojom.dart' as mojom;
import 'package:mojo_services/mojo/ui/view_token.mojom.dart' as mojom;
import 'package:mojo_services/mojo/ui/views.mojom.dart' as mojom;
import 'package:mojo_services/mojo/geometry.mojom.dart' as mojom;
import 'package:mojo/application.dart';
import 'package:mojo/core.dart' as core;
import 'package:mojo/mojo/service_provider.mojom.dart' as mojom;
@ -102,6 +103,9 @@ class ChildViewConnection {
static int _nextViewKey = 1;
int _viewKey;
int _sceneVersion = 1;
mojom.ViewProperties _currentViewProperties;
VoidCallback _onViewInfoAvailable;
mojom.ViewInfo _viewInfo;
@ -138,6 +142,7 @@ class ChildViewConnection {
_viewContainer?.removeChild(_viewKey, _viewOwner);
_viewKey = null;
_viewInfo = null;
_currentViewProperties = null;
}
// The number of render objects attached to this view. In between frames, we
@ -166,24 +171,38 @@ class ChildViewConnection {
_removeChildFromViewHost();
}
void _layout({ int physicalWidth, int physicalHeight, double devicePixelRatio }) {
mojom.ViewProperties _createViewProperties(int physicalWidth,
int physicalHeight,
double devicePixelRatio) {
if (_currentViewProperties != null &&
_currentViewProperties.displayMetrics.devicePixelRatio == devicePixelRatio &&
_currentViewProperties.viewLayout.size.width == physicalWidth &&
_currentViewProperties.viewLayout.size.height == physicalHeight)
return null;
mojom.DisplayMetrics displayMetrics = new mojom.DisplayMetrics()
..devicePixelRatio = devicePixelRatio;
mojom.Size size = new mojom.Size()
..width = physicalWidth
..height = physicalHeight;
mojom.ViewLayout viewLayout = new mojom.ViewLayout()
..size = size;
_currentViewProperties = new mojom.ViewProperties()
..displayMetrics = displayMetrics
..viewLayout = viewLayout;
return _currentViewProperties;
}
void _setChildProperties(int physicalWidth, int physicalHeight, double devicePixelRatio) {
assert(_attached);
assert(_attachments == 1);
assert(_viewKey != null);
if (_view == null)
return;
// TODO(abarth): Ideally we would propagate our actual constraints to be
// able to support rich cross-app layout. For now, we give the child tight
// constraints for simplicity.
mojom.BoxConstraints childConstraints = new mojom.BoxConstraints()
..minWidth = physicalWidth
..maxWidth = physicalWidth
..minHeight = physicalHeight
..maxHeight = physicalHeight;
mojom.ViewLayoutParams layoutParams = new mojom.ViewLayoutParams()
..constraints = childConstraints
..devicePixelRatio = devicePixelRatio;
_viewContainer.layoutChild(_viewKey, layoutParams);
mojom.ViewProperties viewProperties = _createViewProperties(physicalWidth, physicalHeight, devicePixelRatio);
if (viewProperties == null)
return;
_viewContainer.setChildProperties(_viewKey, _sceneVersion++, viewProperties);
}
}
@ -257,7 +276,7 @@ class RenderChildView extends RenderBox {
if (_child != null) {
_physicalWidth = (size.width * scale).round();
_physicalHeight = (size.height * scale).round();
_child._layout(physicalWidth: _physicalWidth, physicalHeight: _physicalHeight, devicePixelRatio: scale);
_child._setChildProperties(_physicalWidth, _physicalHeight, scale);
assert(() {
if (_view == null) {
_debugErrorMessage ??= new TextPainter()