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Add support for RCTText under FlatUIImplementation

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Summary: @public Initial version of FlatUIImplementation lacks any primitives support (such as RCTText, RCTImageView or RCTView). This diff add the first part, RCTText (alongside with RCTVirtualText and RCTRawText).

Reviewed By: sriramramani

Differential Revision: D2693348
This commit is contained in:
Denis Koroskin
2015-12-06 16:00:36 -08:00
committed by Ahmed El-Helw
parent 44d2ee1c3f
commit 5c2f536e9a
21 changed files with 1466 additions and 20 deletions
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77
ReactAndroid/src/main/java/com/facebook/react/flat/FlatNativeViewHierarchyManager.java Normal file
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/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
package com.facebook.react.flat;
import android.view.View;
import android.view.View.MeasureSpec;
import com.facebook.react.uimanager.NativeViewHierarchyManager;
import com.facebook.react.uimanager.SizeMonitoringFrameLayout;
import com.facebook.react.uimanager.ThemedReactContext;
import com.facebook.react.uimanager.ViewManagerRegistry;
/**
* FlatNativeViewHierarchyManager is the only class that performs View manipulations. All of this
* class methods can only be called from UI thread by {@link FlatUIViewOperationQueue}.
*/
/* package */ final class FlatNativeViewHierarchyManager extends NativeViewHierarchyManager {
/* package */ FlatNativeViewHierarchyManager(ViewManagerRegistry viewManagers) {
super(viewManagers);
}
@Override
public void addRootView(
int tag,
SizeMonitoringFrameLayout view,
ThemedReactContext themedContext) {
FlatViewGroup root = new FlatViewGroup(themedContext);
view.addView(root);
addRootViewGroup(tag, root, themedContext);
}
/**
* Assigns new DrawCommands to a FlatViewGroup specified by a reactTag.
*
* @param reactTag reactTag to lookup FlatViewGroup by
* @param drawCommands new draw commands to execute during the drawing.
*/
/* package */ void updateMountState(int reactTag, DrawCommand[] drawCommands) {
FlatViewGroup view = (FlatViewGroup) resolveView(reactTag);
view.mountDrawCommands(drawCommands);
}
/**
* Updates View bounds, possibly re-measuring and re-layouting it if the size changed.
*
* @param reactTag reactTag to lookup a View by
* @param left left coordinate relative to parent
* @param top top coordinate relative to parent
* @param right right coordinate relative to parent
* @param bottom bottom coordinate relative to parent
*/
/* package */ void updateViewBounds(int reactTag, int left, int top, int right, int bottom) {
View view = resolveView(reactTag);
int width = right - left;
int height = bottom - top;
if (view.getWidth() != width || view.getHeight() != height) {
// size changed, we need to measure and layout the View
view.measure(
MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY),
MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY));
view.layout(left, top, right, bottom);
} else {
// same size, only location changed, there is a faster route.
view.offsetLeftAndRight(left - view.getLeft());
view.offsetTopAndBottom(top - view.getTop());
}
}
}