This is an automated email from the ASF dual-hosted git repository.
harbs pushed a commit to branch develop
in repository https://gitbox.apache.org/repos/asf/royale-asjs.git
The following commit(s) were added to refs/heads/develop by this push:
new dd1c6e4 Added animateFunction
dd1c6e4 is described below
commit dd1c6e4cd7b082207a39efbf71de31adbb6de0d9
Author: Harbs <[email protected]>
AuthorDate: Wed Jan 5 09:31:10 2022 +0200
Added animateFunction
---
.../projects/Core/src/main/royale/CoreClasses.as | 1 +
.../royale/utils/functional/animateFunction.as | 130 +++++++++++++++++++++
.../src/test/royale/flexUnitTests/CoreTester.as | 2 +-
.../test/royale/flexUnitTests/FunctionalTests.as | 34 ++++++
4 files changed, 166 insertions(+), 1 deletion(-)
diff --git a/frameworks/projects/Core/src/main/royale/CoreClasses.as
b/frameworks/projects/Core/src/main/royale/CoreClasses.as
index 50c3c71..48189b5 100644
--- a/frameworks/projects/Core/src/main/royale/CoreClasses.as
+++ b/frameworks/projects/Core/src/main/royale/CoreClasses.as
@@ -382,6 +382,7 @@ internal class CoreClasses
import org.apache.royale.utils.functional.debounceLong; debounceLong;
import org.apache.royale.utils.functional.debounceShort; debounceShort;
import org.apache.royale.utils.functional.throttle; throttle;
+ import org.apache.royale.utils.functional.animateFunction;
animateFunction;
import org.apache.royale.core.TextLineMetrics; TextLineMetrics;
import org.apache.royale.utils.ClassSelectorList; ClassSelectorList;
diff --git
a/frameworks/projects/Core/src/main/royale/org/apache/royale/utils/functional/animateFunction.as
b/frameworks/projects/Core/src/main/royale/org/apache/royale/utils/functional/animateFunction.as
new file mode 100644
index 0000000..32b9fbf
--- /dev/null
+++
b/frameworks/projects/Core/src/main/royale/org/apache/royale/utils/functional/animateFunction.as
@@ -0,0 +1,130 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+// Licensed to the Apache Software Foundation (ASF) under one or more
+// contributor license agreements. See the NOTICE file distributed with
+// this work for additional information regarding copyright ownership.
+// The ASF licenses this file to You under the Apache License, Version 2.0
+// (the "License"); you may not use this file except in compliance with
+// the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////////
+package org.apache.royale.utils.functional
+{
+ COMPILE::SWF{
+ import flash.utils.setTimeout;
+ import flash.utils.clearTimeout;
+ }
+ /**
+ * Returns a debounced function to run after a delay.
+ * The first invocation of the function will be run after its delay.
+ * Any invocations between the first invocation and the delay will be
ignored.
+ *
+ * @royalesuppressexport
+ * @langversion 3.0
+ * @productversion Royale 0.9.9
+ *
+ */
+ public function animateFunction(method:Function, fps:Number):Function
+ {
+ COMPILE::SWF
+ {
+ var limit:Number = 1000/fps;
+ var timeStamp:Number = 0;
+ var timeoutRef:*;
+ var invocations:Array = [];
+ return function(...args):void
+ {
+ if(timeoutRef){
+ clearTimeout(timeoutRef);
+ timeoutRef = null;
+ }
+ invocations.push(args);
+ var currentTime:Number = new Date().getTime();
+ var timeDiff:Number = currentTime - timeStamp;
+ if(timeDiff >= limit)
+ {
+ if(timeStamp == 0)
+ timeStamp = currentTime;
+ else
+ timeStamp += limit;
+ method.apply(null,invocations.shift());
+ }
+ if(invocations.length && timeoutRef == null)
+ {
+ // currentTime = new Date().getTime();
+ timeDiff = currentTime - timeStamp +
limit;
+ var nextInterval:Number =
Math.max(timeDiff,0);
+ timeoutRef = setTimeout(callback,
nextInterval);
+ }
+
+ function callback():void
+ {
+ timeoutRef = null;
+
+ if(!invocations.length)
+ return;
+
+ var currentArgs:Array =
invocations.shift();
+ method.apply(null,currentArgs);
+ timeStamp += limit;
+ var timeDiff:Number = new
Date().getTime() - timeStamp + limit;
+ while(timeDiff < 0)
+ {
+ // catch up on the missing
frames
+
method.apply(null,invocations.shift());
+ if(invocations.length == 0)
+ {
+ return;
+ }
+ timeDiff+=limit;
+ }
+ if(invocations.length)
+ {
+ timeoutRef =
setTimeout(callback, timeDiff);
+ }
+ }
+ }
+
+ }
+
+ COMPILE::JS
+ {
+ var limit:Number = 1000/fps;
+ var lastTimeStamp:Number = 0;
+ var timeoutRef:*;
+ var invocations:Array = [];
+ return function(...args):void
+ {
+ invocations.push(args);
+ requestAnimationFrame(callback);
+ function callback(timeStamp:Number):void
+ {
+ if(invocations.length == 0)
+ return;
+
+ // we can't rely on getting time stamps
ourselves,
+ // so hopefully this is not slower than
our target rate...
+ if ( (timeStamp - lastTimeStamp) >=
limit)
+ {
+ if(lastTimeStamp == 0)
+ lastTimeStamp =
timeStamp;
+ else
+ lastTimeStamp += limit;
// make sure we stick to the desired rate
+
+
method.apply(null,invocations.shift());
+ }
+ if(invocations.length)
+ requestAnimationFrame(callback);
+ }
+ }
+ }
+ }
+}
\ No newline at end of file
diff --git
a/frameworks/projects/Core/src/test/royale/flexUnitTests/CoreTester.as
b/frameworks/projects/Core/src/test/royale/flexUnitTests/CoreTester.as
index 7b15375..eeb4e76 100644
--- a/frameworks/projects/Core/src/test/royale/flexUnitTests/CoreTester.as
+++ b/frameworks/projects/Core/src/test/royale/flexUnitTests/CoreTester.as
@@ -45,7 +45,7 @@ package flexUnitTests
public var sanitizerTest:SanitizeTest;
public var eventsTest:EventsTest;
public var objectUtilTests:ObjectUtilsTest;
- public var functionelTests:FunctionalTests;
+ public var functionalTests:FunctionalTests;
}
}
diff --git
a/frameworks/projects/Core/src/test/royale/flexUnitTests/FunctionalTests.as
b/frameworks/projects/Core/src/test/royale/flexUnitTests/FunctionalTests.as
index 022c4da..75f320c 100644
--- a/frameworks/projects/Core/src/test/royale/flexUnitTests/FunctionalTests.as
+++ b/frameworks/projects/Core/src/test/royale/flexUnitTests/FunctionalTests.as
@@ -25,6 +25,8 @@ package flexUnitTests
import org.apache.royale.test.asserts.*;
import org.apache.royale.test.async.*;
import org.apache.royale.utils.functional.*;
+ import org.apache.royale.utils.functional.animateFunction;
+ import org.apache.royale.test.asserts.assertTrue;
public class FunctionalTests
{
@@ -192,6 +194,38 @@ package flexUnitTests
assertEquals(value,7,"value should be 7");
}, 300);
}
+ [Test(async,timeout="300")]
+ public function testAnimate():void
+ {
+ var foo:Foo = new Foo();
+ var animateThis:Function = animateFunction(foo.increment,20);
+ for(var i:int=0;i<30;i++){
+ animateThis(1);
+ }
+ var savedThisValue:Number;
+ setTimeout(function():void{
+ savedThisValue = foo.value;
+ },50);
+
+ var value:Number = 0;
+ function increment(val:Number):void{
+ value+=val;
+ }
+ var animated:Function = animateFunction(increment,20);
+ var savedValue:Number;
+ for(i=0;i<30;i++){
+ animated(1);
+ }
+
+ setTimeout(function():void{
+ savedValue = value;
+ },50);
+ Async.delayCall(this, function():void
+ {
+ assertTrue(savedThisValue<3,"foo value should be 2");
+ assertTrue(savedValue<3,"value should be 2");
+ }, 300);
+ }
}
