/*
* Copyright (C) 2010 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.carouseltest;
import com.android.ex.carousel.CarouselView;
import com.android.ex.carousel.CarouselViewHelper;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.os.Bundle;
import android.util.Log;
public class CarouselTestActivity extends Activity {
private static final String TAG = "CarouselTestActivity";
private static final int CARD_SLOTS = 56;
private static final int TOTAL_CARDS = 100;
private static final int TEXTURE_HEIGHT = 256;
private static final int TEXTURE_WIDTH = 256;
private static final int SLOTS_VISIBLE = 7;
protected static final boolean DBG = false;
private static final int DETAIL_TEXTURE_WIDTH = 200;
private static final int DETAIL_TEXTURE_HEIGHT = 80;
private static final int VISIBLE_DETAIL_COUNT = 3;
private static boolean INCREMENTAL_ADD = false; // To debug incrementally adding cards
private CarouselView mView;
private Paint mPaint = new Paint();
private CarouselViewHelper mHelper;
private Bitmap mGlossyOverlay;
private Bitmap mBorder;
class LocalCarouselViewHelper extends CarouselViewHelper {
private static final int PIXEL_BORDER = 3;
private DetailTextureParameters mDetailTextureParameters
= new DetailTextureParameters(5.0f, 5.0f, 3.0f, 10.0f);
LocalCarouselViewHelper(Context context) {
super(context);
}
@Override
public void onCardSelected(final int id) {
postMessage("Selection", "Card " + id + " was selected");
}
@Override
public void onDetailSelected(final int id, int x, int y) {
postMessage("Selection", "Detail for card " + id + " was selected");
}
@Override
public void onCardLongPress(int n, int touchPosition[], Rect detailCoordinates) {
postMessage("Selection", "Long press on card " + n);
}
@Override
public DetailTextureParameters getDetailTextureParameters(int id) {
return mDetailTextureParameters;
}
@Override
public Bitmap getTexture(int n) {
Bitmap bitmap = Bitmap.createBitmap(TEXTURE_WIDTH, TEXTURE_HEIGHT,
Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.drawARGB(0, 0, 0, 0);
mPaint.setColor(0x40808080);
canvas.drawRect(2, 2, TEXTURE_WIDTH-2, TEXTURE_HEIGHT-2, mPaint);
mPaint.setTextSize(100.0f);
mPaint.setAntiAlias(true);
mPaint.setColor(0xffffffff);
canvas.drawText("" + n, 2, TEXTURE_HEIGHT-10, mPaint);
canvas.drawBitmap(mGlossyOverlay, null,
new Rect(PIXEL_BORDER, PIXEL_BORDER,
TEXTURE_WIDTH - PIXEL_BORDER, TEXTURE_HEIGHT - PIXEL_BORDER), mPaint);
return bitmap;
}
@Override
public Bitmap getDetailTexture(int n) {
Bitmap bitmap = Bitmap.createBitmap(DETAIL_TEXTURE_WIDTH, DETAIL_TEXTURE_HEIGHT,
Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.drawARGB(32, 10, 10, 10);
mPaint.setTextSize(15.0f);
mPaint.setAntiAlias(true);
canvas.drawText("Detail text for card " + n, 0, DETAIL_TEXTURE_HEIGHT/2, mPaint);
return bitmap;
}
};
@Override
public CharSequence onCreateDescription() {
return getText(R.string.carousel_test_activity_description);
}
private Runnable mAddCardRunnable = new Runnable() {
public void run() {
if (mView.getCardCount() < TOTAL_CARDS) {
mView.createCards(mView.getCardCount() + 1);
mView.postDelayed(mAddCardRunnable, 2000);
}
}
};
void postMessage(final CharSequence title, final CharSequence msg) {
runOnUiThread(new Runnable() {
public void run() {
new AlertDialog.Builder(CarouselTestActivity.this)
.setTitle(title)
.setMessage(msg)
.setPositiveButton("OK", null)
.create()
.show();
}
});
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.carousel_test);
mView = (CarouselView) findViewById(R.id.carousel);
mView.getHolder().setFormat(PixelFormat.RGBA_8888);
mPaint.setColor(0xffffffff);
final Resources res = getResources();
mHelper = new LocalCarouselViewHelper(this);
mHelper.setCarouselView(mView);
mView.setSlotCount(CARD_SLOTS);
mView.createCards(INCREMENTAL_ADD ? 1: TOTAL_CARDS);
mView.setVisibleSlots(SLOTS_VISIBLE);
mView.setStartAngle((float) -(2.0f*Math.PI * 5 / CARD_SLOTS));
mBorder = BitmapFactory.decodeResource(res, R.drawable.border);
mView.setDefaultBitmap(mBorder);
mView.setLoadingBitmap(mBorder);
mView.setBackgroundColor(0.25f, 0.25f, 0.5f, 0.5f);
mView.setRezInCardCount(3.0f);
mView.setFadeInDuration(250);
mView.setVisibleDetails(VISIBLE_DETAIL_COUNT);
mView.setDragModel(CarouselView.DRAG_MODEL_PLANE);
if (INCREMENTAL_ADD) {
mView.postDelayed(mAddCardRunnable, 2000);
}
mGlossyOverlay = BitmapFactory.decodeResource(res, R.drawable.glossy_overlay);
}
@Override
protected void onResume() {
super.onResume();
mHelper.onResume();
}
@Override
protected void onPause() {
super.onPause();
mHelper.onPause();
}
}