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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed 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 com.test.tilebenchmark;
import android.content.Context;
import android.util.AttributeSet;
import android.util.Log;
import android.webkit.WebView;
import com.test.tilebenchmark.ProfileActivity.ProfileCallback;
import com.test.tilebenchmark.RunData.TileData;
public class ProfiledWebView extends WebView {
private int mSpeed;
private boolean isTesting = false;
private boolean isScrolling = false;
private ProfileCallback mCallback;
private long mContentInvalMillis;
public ProfiledWebView(Context context) {
super(context);
}
public ProfiledWebView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public ProfiledWebView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
public ProfiledWebView(Context context, AttributeSet attrs, int defStyle,
boolean privateBrowsing) {
super(context, attrs, defStyle, privateBrowsing);
}
@Override
protected void onDraw(android.graphics.Canvas canvas) {
if (isTesting && isScrolling) {
if (canScrollVertically(1)) {
scrollBy(0, mSpeed);
} else {
stopScrollTest();
isScrolling = false;
}
}
super.onDraw(canvas);
}
/*
* Called once the page is loaded to start scrolling for evaluating tiles.
* If autoScrolling isn't set, stop must be called manually. Before
* scrolling, invalidate all content and redraw it, measuring time taken.
*/
public void startScrollTest(ProfileCallback callback, boolean autoScrolling) {
isScrolling = autoScrolling;
mCallback = callback;
isTesting = false;
mContentInvalMillis = System.currentTimeMillis();
registerPageSwapCallback();
contentInvalidateAll();
invalidate();
}
/*
* Called after the manual contentInvalidateAll, after the tiles have all
* been redrawn.
*/
@Override
protected void pageSwapCallback() {
mContentInvalMillis = System.currentTimeMillis() - mContentInvalMillis;
super.pageSwapCallback();
Log.d("ProfiledWebView", "REDRAW TOOK " + mContentInvalMillis
+ "millis");
isTesting = true;
invalidate(); // ensure a redraw so that auto-scrolling can occur
tileProfilingStart();
}
/*
* Called once the page has stopped scrolling
*/
public void stopScrollTest() {
tileProfilingStop();
isTesting = false;
if (mCallback == null) {
tileProfilingClear();
return;
}
RunData data = new RunData(super.tileProfilingNumFrames());
data.singleStats.put(getResources().getString(R.string.render_millis),
(double)mContentInvalMillis);
for (int frame = 0; frame < data.frames.length; frame++) {
data.frames[frame] = new TileData[
tileProfilingNumTilesInFrame(frame)];
for (int tile = 0; tile < data.frames[frame].length; tile++) {
int left = tileProfilingGetInt(frame, tile, "left");
int top = tileProfilingGetInt(frame, tile, "top");
int right = tileProfilingGetInt(frame, tile, "right");
int bottom = tileProfilingGetInt(frame, tile, "bottom");
boolean isReady = super.tileProfilingGetInt(
frame, tile, "isReady") == 1;
int level = tileProfilingGetInt(frame, tile, "level");
float scale = tileProfilingGetFloat(frame, tile, "scale");
data.frames[frame][tile] = data.new TileData(left, top, right, bottom,
isReady, level, scale);
}
}
tileProfilingClear();
mCallback.profileCallback(data);
}
@Override
public void loadUrl(String url) {
if (!url.startsWith("http://") && !url.startsWith("file://")) {
url = "http://" + url;
}
super.loadUrl(url);
}
public void setAutoScrollSpeed(int speedInt) {
mSpeed = speedInt;
}
}
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