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      1 /*
      2  * Copyright (C) 2014 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.example.android.wearable.recipeassistant;
     18 
     19 import android.app.Activity;
     20 import android.app.PendingIntent;
     21 import android.content.Intent;
     22 import android.graphics.Bitmap;
     23 import android.os.Bundle;
     24 import android.util.Log;
     25 import android.view.LayoutInflater;
     26 import android.view.Menu;
     27 import android.view.MenuItem;
     28 import android.view.View;
     29 import android.view.animation.Animation;
     30 import android.view.animation.AnimationUtils;
     31 import android.widget.ImageView;
     32 import android.widget.LinearLayout;
     33 import android.widget.TextView;
     34 
     35 import org.json.JSONObject;
     36 
     37 public class RecipeActivity extends Activity {
     38     private static final String TAG = "RecipeAssistant";
     39     private String mRecipeName;
     40     private Recipe mRecipe;
     41     private ImageView mImageView;
     42     private TextView mTitleTextView;
     43     private TextView mSummaryTextView;
     44     private TextView mIngredientsTextView;
     45     private LinearLayout mStepsLayout;
     46 
     47     @Override
     48     protected void onStart() {
     49         super.onStart();
     50         Intent intent = getIntent();
     51         mRecipeName = intent.getStringExtra(Constants.RECIPE_NAME_TO_LOAD);
     52         if (Log.isLoggable(TAG, Log.DEBUG)) {
     53             Log.d(TAG, "Intent: " + intent.toString() + " " + mRecipeName);
     54         }
     55         loadRecipe();
     56     }
     57 
     58     @Override
     59     protected void onCreate(Bundle savedInstanceState) {
     60         super.onCreate(savedInstanceState);
     61         setContentView(R.layout.recipe);
     62         mTitleTextView = (TextView) findViewById(R.id.recipeTextTitle);
     63         mSummaryTextView = (TextView) findViewById(R.id.recipeTextSummary);
     64         mImageView = (ImageView) findViewById(R.id.recipeImageView);
     65         mIngredientsTextView = (TextView) findViewById(R.id.textIngredients);
     66         mStepsLayout = (LinearLayout) findViewById(R.id.layoutSteps);
     67     }
     68 
     69     @Override
     70     public boolean onCreateOptionsMenu(Menu menu) {
     71         // Inflate the menu; this adds items to the action bar if it is present.
     72         getMenuInflater().inflate(R.menu.main, menu);
     73         return true;
     74     }
     75 
     76     @Override
     77     public boolean onOptionsItemSelected(MenuItem item) {
     78         switch(item.getItemId()) {
     79             case R.id.action_cook:
     80                 startCooking();
     81                 return true;
     82         }
     83         return super.onOptionsItemSelected(item);
     84     }
     85 
     86     private void loadRecipe() {
     87         JSONObject jsonObject = AssetUtils.loadJSONAsset(this, mRecipeName);
     88         if (jsonObject != null) {
     89             mRecipe = Recipe.fromJson(this, jsonObject);
     90             if (mRecipe != null) {
     91                 displayRecipe(mRecipe);
     92             }
     93         }
     94     }
     95 
     96     private void displayRecipe(Recipe recipe) {
     97         Animation fadeIn = AnimationUtils.loadAnimation(this, android.R.anim.fade_in);
     98         mTitleTextView.setAnimation(fadeIn);
     99         mTitleTextView.setText(recipe.titleText);
    100         mSummaryTextView.setText(recipe.summaryText);
    101         if (recipe.recipeImage != null) {
    102             mImageView.setAnimation(fadeIn);
    103             Bitmap recipeImage = AssetUtils.loadBitmapAsset(this, recipe.recipeImage);
    104             mImageView.setImageBitmap(recipeImage);
    105         }
    106         mIngredientsTextView.setText(recipe.ingredientsText);
    107 
    108         findViewById(R.id.ingredientsHeader).setAnimation(fadeIn);
    109         findViewById(R.id.ingredientsHeader).setVisibility(View.VISIBLE);
    110         findViewById(R.id.stepsHeader).setAnimation(fadeIn);
    111 
    112         findViewById(R.id.stepsHeader).setVisibility(View.VISIBLE);
    113 
    114         LayoutInflater inf = LayoutInflater.from(this);
    115         mStepsLayout.removeAllViews();
    116         int stepNumber = 1;
    117         for (Recipe.RecipeStep step : recipe.recipeSteps) {
    118             View view = inf.inflate(R.layout.step_item, null);
    119             ImageView iv = (ImageView) view.findViewById(R.id.stepImageView);
    120             if (step.stepImage == null) {
    121                 iv.setVisibility(View.GONE);
    122             } else {
    123                 Bitmap stepImage = AssetUtils.loadBitmapAsset(this, step.stepImage);
    124                 iv.setImageBitmap(stepImage);
    125             }
    126             ((TextView) view.findViewById(R.id.textStep)).setText(
    127                     (stepNumber++) + ". " + step.stepText);
    128             mStepsLayout.addView(view);
    129         }
    130     }
    131 
    132     private void startCooking() {
    133         Intent intent = new Intent(this, RecipeService.class);
    134         intent.setAction(Constants.ACTION_START_COOKING);
    135         intent.putExtra(Constants.EXTRA_RECIPE, mRecipe.toBundle());
    136         startService(intent);
    137     }
    138 }
    139