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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.android.test.layout;
import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewParent;
import android.widget.Button;
import android.widget.EditText;
import android.widget.GridLayout;
import android.widget.TextView;
import static android.widget.GridLayout.*;
public class AlignmentTest extends Activity {
public static final String[] HORIZONTAL_NAMES = {"LEFT", "center", "east", "fill"};
public static final Alignment[] HORIZONTAL_ALIGNMENTS = {LEFT, CENTER, RIGHT, FILL};
public static final String[] VERTICAL_NAMES = {"north", "center", "baseline", "south", "fill"};
public static final Alignment[] VERTICAL_ALIGNMENTS = {TOP, CENTER, BASELINE, BOTTOM, FILL};
private static Context CONTEXT;
public static interface ViewFactory {
View create(String name, int size);
}
public static final ViewFactory BUTTON_FACTORY = new ViewFactory() {
public View create(String name, int size) {
Button result = new Button(CONTEXT);
result.setText(name);
result.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
animate(v);
}
});
return result;
}
};
public static final ViewFactory LABEL_FACTORY = new ViewFactory() {
public View create(String name, int size) {
TextView result = new TextView(CONTEXT);
result.setText(name);
result.setTextSize(40);
return result;
}
};
public static final ViewFactory TEXT_FIELD_FACTORY = new ViewFactory() {
public View create(String name, int size) {
EditText result = new EditText(CONTEXT);
result.setText(name);
return result;
}
};
public static final ViewFactory[] FACTORIES =
{BUTTON_FACTORY, LABEL_FACTORY, TEXT_FIELD_FACTORY};
public static ViewGroup create(Context context1) {
CONTEXT = context1;
GridLayout container = new GridLayout(context1);
container.setUseDefaultMargins(true);
for (int i = 0; i < VERTICAL_ALIGNMENTS.length; i++) {
Alignment va = VERTICAL_ALIGNMENTS[i];
for (int j = 0; j < HORIZONTAL_ALIGNMENTS.length; j++) {
Alignment ha = HORIZONTAL_ALIGNMENTS[j];
Group rowGroup = new Group(i, va);
Group colGroup = new Group(j, ha);
LayoutParams layoutParams = new LayoutParams(rowGroup, colGroup);
String name = VERTICAL_NAMES[i] + "-" + HORIZONTAL_NAMES[j];
ViewFactory factory = FACTORIES[(i + j) % FACTORIES.length];
container.addView(factory.create(name, 20), layoutParams);
}
}
return container;
}
public static void animate(View v) {
long start = System.currentTimeMillis();
int N = 1000;
for (int i = 0; i < N; i++) {
ViewGroup.LayoutParams lp = v.getLayoutParams();
lp.width += 1; // width;
lp.height += 1; // height;
v.requestLayout();
GridLayout p = (GridLayout) v.getParent();
p.layout(0, 0, 1000 + (i % 2), 500 + (i % 2));
}
float time = (float) (System.currentTimeMillis() - start) / N * 1000;
System.out.println("Time: " + time + "mics");
}
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(create(getBaseContext()));
}
}
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