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feat: add observeScrollingInterval in coordinator plugin

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This commit is contained in:
pengfei.zhou
2023-03-13 22:09:57 +08:00
committed by osborn
parent 7db5d68db5
commit 52e5977d20
12 changed files with 247 additions and 15 deletions
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86
doric-android/doric/src/main/java/pub/doric/plugin/CoordinatorPlugin.java
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@@ -18,10 +18,14 @@ package pub.doric.plugin;
import android.graphics.Color;
import android.view.View;
import com.github.pengfeizhou.jscore.JSArray;
import com.github.pengfeizhou.jscore.JSNumber;
import com.github.pengfeizhou.jscore.JSObject;
import com.github.pengfeizhou.jscore.JSValue;
import com.github.pengfeizhou.jscore.JavaValue;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Callable;
import pub.doric.DoricContext;
@@ -173,4 +177,86 @@ public class CoordinatorPlugin extends DoricJavaPlugin {
viewNode.blend(jsObject);
}
}
@DoricMethod(thread = ThreadMode.UI)
public void observeScrollingInterval(final JSObject argument, final DoricPromise doricPromise) {
getDoricContext().getDriver().asyncCall(new Callable<Object>() {
@Override
public Object call() throws Exception {
JSValue[] scrollableIds = argument.getProperty("scrollable").asArray().toArray();
ViewNode<?> scrollNode = null;
for (JSValue value : scrollableIds) {
if (scrollNode == null) {
scrollNode = getDoricContext().targetViewNode(value.asString().value());
} else {
if (value.isString() && scrollNode instanceof SuperNode) {
String viewId = value.asString().value();
scrollNode = ((SuperNode<?>) scrollNode).getSubNodeById(viewId);
}
}
}
if (scrollNode == null) {
throw new Exception("Cannot find scrollable view");
}
String callbackId = argument.getProperty("onScrolledInterval").asString().value();
final DoricPromise currentPromise = new DoricPromise(getDoricContext(), callbackId);
JSArray observingInterval = argument.getProperty("observingInterval").asArray();
final List<Float> interval = new ArrayList<>();
for (int i = 0; i < observingInterval.size(); i++) {
interval.add(observingInterval.get(i).asNumber().toFloat());
}
JSValue inclusive = argument.getProperty("inclusive");
final boolean leftInclusive = inclusive.isString() && "Left".equals(inclusive.asString().value());
final ViewNode<?> finalScrollNode = scrollNode;
final int[] rangeIdx = {0};
if (finalScrollNode instanceof IDoricScrollable) {
((IDoricScrollable) finalScrollNode).addScrollChangeListener(new DoricScrollChangeListener() {
@Override
public void onScrollChange(View v, int scrollX, int scrollY, int oldScrollX, int oldScrollY) {
int currentRangeIdx = interval.size();
for (int i = 0; i < interval.size(); i++) {
if (leftInclusive) {
if (scrollY < interval.get(i)) {
currentRangeIdx = i;
break;
}
} else {
if (scrollY <= interval.get(i)) {
currentRangeIdx = i;
break;
}
}
}
if (rangeIdx[0] != currentRangeIdx) {
rangeIdx[0] = currentRangeIdx;
currentPromise.resolve(new JavaValue(rangeIdx[0]));
}
}
});
return null;
} else {
throw new Exception("Scroller type error");
}
}
}, ThreadMode.UI).setCallback(new AsyncResult.Callback<Object>() {
@Override
public void onResult(Object result) {
doricPromise.resolve();
}
@Override
public void onError(Throwable t) {
doricPromise.reject();
}
@Override
public void onFinish() {
}
});
}
}