/**
* 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 javax.annotation.Nullable;
import java.util.Map;
import android.graphics.Rect;
import android.os.Build;
import com.facebook.react.bridge.JSApplicationIllegalArgumentException;
import com.facebook.react.bridge.ReadableArray;
import com.facebook.react.bridge.ReadableMap;
import com.facebook.react.common.MapBuilder;
import com.facebook.react.uimanager.PixelUtil;
import com.facebook.react.uimanager.PointerEvents;
import com.facebook.react.uimanager.ViewProps;
import com.facebook.react.uimanager.annotations.ReactProp;
import com.facebook.react.uimanager.ReactClippingViewGroupHelper;
import com.facebook.react.views.view.ReactDrawableHelper;
/**
* ViewManager that creates instances of RCTView.
*/
public final class RCTViewManager extends FlatViewManager {
private static final int[] TMP_INT_ARRAY = new int[2];
private static final int CMD_HOTSPOT_UPDATE = 1;
private static final int CMD_SET_PRESSED = 2;
@Override
public String getName() {
return ViewProps.VIEW_CLASS_NAME;
}
public Map<String, Integer> getCommandsMap() {
return MapBuilder.of("hotspotUpdate", CMD_HOTSPOT_UPDATE, "setPressed", CMD_SET_PRESSED);
}
@Override
public RCTView createShadowNodeInstance() {
return new RCTView();
}
@Override
public Class<RCTView> getShadowNodeClass() {
return RCTView.class;
}
@ReactProp(name = "nativeBackgroundAndroid")
public void setHotspot(FlatViewGroup view, @Nullable ReadableMap bg) {
view.setHotspot(bg == null ?
null : ReactDrawableHelper.createDrawableFromJSDescription(view.getContext(), bg));
}
@Override
public void receiveCommand(
FlatViewGroup view,
int commandId,
@Nullable ReadableArray args) {
switch (commandId) {
case CMD_HOTSPOT_UPDATE: {
if (args == null || args.size() != 2) {
throw new JSApplicationIllegalArgumentException(
"Illegal number of arguments for 'updateHotspot' command");
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
view.getLocationOnScreen(TMP_INT_ARRAY);
float x = PixelUtil.toPixelFromDIP(args.getDouble(0)) - TMP_INT_ARRAY[0];
float y = PixelUtil.toPixelFromDIP(args.getDouble(1)) - TMP_INT_ARRAY[1];
view.drawableHotspotChanged(x, y);
}
break;
}
case CMD_SET_PRESSED: {
if (args == null || args.size() != 1) {
throw new JSApplicationIllegalArgumentException(
"Illegal number of arguments for 'setPressed' command");
}
view.setPressed(args.getBoolean(0));
break;
}
}
}
@ReactProp(name = ViewProps.NEEDS_OFFSCREEN_ALPHA_COMPOSITING)
public void setNeedsOffscreenAlphaCompositing(
FlatViewGroup view,
boolean needsOffscreenAlphaCompositing) {
view.setNeedsOffscreenAlphaCompositing(needsOffscreenAlphaCompositing);
}
@ReactProp(name = "pointerEvents")
public void setPointerEvents(FlatViewGroup view, @Nullable String pointerEventsStr) {
view.setPointerEvents(parsePointerEvents(pointerEventsStr));
}
@ReactProp(name = ReactClippingViewGroupHelper.PROP_REMOVE_CLIPPED_SUBVIEWS)
public void setRemoveClippedSubviews(FlatViewGroup view, boolean removeClippedSubviews) {
view.setRemoveClippedSubviews(removeClippedSubviews);
}
private static PointerEvents parsePointerEvents(@Nullable String pointerEventsStr) {
if (pointerEventsStr != null) {
switch (pointerEventsStr) {
case "none":
return PointerEvents.NONE;
case "auto":
return PointerEvents.AUTO;
case "box-none":
return PointerEvents.BOX_NONE;
case "box-only":
return PointerEvents.BOX_ONLY;
}
}
// default or invalid
return PointerEvents.AUTO;
}
@ReactProp(name = "hitSlop")
public void setHitSlop(FlatViewGroup view, @Nullable ReadableMap hitSlop) {
if (hitSlop == null) {
view.setHitSlopRect(null);
} else {
view.setHitSlopRect(new Rect(
(int) PixelUtil.toPixelFromDIP(hitSlop.getDouble("left")),
(int) PixelUtil.toPixelFromDIP(hitSlop.getDouble("top")),
(int) PixelUtil.toPixelFromDIP(hitSlop.getDouble("right")),
(int) PixelUtil.toPixelFromDIP(hitSlop.getDouble("bottom"))
));
}
}
}