1/*
2 * Copyright (C) 2013 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
17package com.android.gallery3d.filtershow.info;
18
19import android.graphics.Bitmap;
20import android.graphics.Rect;
21import android.net.Uri;
22import android.os.Bundle;
23import android.support.v4.app.DialogFragment;
24import android.text.Html;
25import android.view.LayoutInflater;
26import android.view.View;
27import android.view.ViewGroup;
28import android.view.Window;
29import android.widget.ImageButton;
30import android.widget.ImageView;
31import android.widget.LinearLayout;
32import android.widget.TextView;
33import com.android.gallery3d.R;
34import com.android.gallery3d.exif.ExifInterface;
35import com.android.gallery3d.exif.ExifTag;
36import com.android.gallery3d.filtershow.cache.ImageLoader;
37import com.android.gallery3d.filtershow.imageshow.MasterImage;
38
39import java.util.List;
40
41public class InfoPanel extends DialogFragment {
42    public static final String FRAGMENT_TAG = "InfoPanel";
43    private static final String LOGTAG = FRAGMENT_TAG;
44    private LinearLayout mMainView;
45    private ImageView mImageThumbnail;
46    private TextView mImageName;
47    private TextView mImageSize;
48    private TextView mExifData;
49
50    private String createStringFromIfFound(ExifTag exifTag, int tag, int str) {
51        String exifString = "";
52        short tagId = exifTag.getTagId();
53        if (tagId == ExifInterface.getTrueTagKey(tag)) {
54            String label = getActivity().getString(str);
55            exifString += "<b>" + label + ": </b>";
56            exifString += exifTag.forceGetValueAsString();
57            exifString += "<br>";
58        }
59        return exifString;
60    }
61
62    @Override
63    public View onCreateView(LayoutInflater inflater, ViewGroup container,
64                             Bundle savedInstanceState) {
65        if (getDialog() != null) {
66            getDialog().getWindow().requestFeature(Window.FEATURE_NO_TITLE);
67        }
68
69        mMainView = (LinearLayout) inflater.inflate(
70                R.layout.filtershow_info_panel, null, false);
71
72        mImageThumbnail = (ImageView) mMainView.findViewById(R.id.imageThumbnail);
73        Bitmap bitmap = MasterImage.getImage().getFilteredImage();
74        mImageThumbnail.setImageBitmap(bitmap);
75
76        mImageName = (TextView) mMainView.findViewById(R.id.imageName);
77        mImageSize = (TextView) mMainView.findViewById(R.id.imageSize);
78        mExifData = (TextView) mMainView.findViewById(R.id.exifData);
79        TextView exifLabel = (TextView) mMainView.findViewById(R.id.exifLabel);
80
81        HistogramView histogramView = (HistogramView) mMainView.findViewById(R.id.histogramView);
82        histogramView.setBitmap(bitmap);
83
84        Uri uri = MasterImage.getImage().getUri();
85        String path = ImageLoader.getLocalPathFromUri(getActivity(), uri);
86        Uri localUri = null;
87        if (path != null) {
88            localUri = Uri.parse(path);
89        }
90
91        if (localUri != null) {
92            mImageName.setText(localUri.getLastPathSegment());
93        }
94        Rect originalBounds = MasterImage.getImage().getOriginalBounds();
95        mImageSize.setText("" + originalBounds.width() + " x " + originalBounds.height());
96
97        List<ExifTag> exif = MasterImage.getImage().getEXIF();
98        String exifString = "";
99        boolean hasExifData = false;
100        if (exif != null) {
101            for (ExifTag tag : exif) {
102                exifString += createStringFromIfFound(tag,
103                        ExifInterface.TAG_MODEL,
104                        R.string.filtershow_exif_model);
105                exifString += createStringFromIfFound(tag,
106                        ExifInterface.TAG_APERTURE_VALUE,
107                        R.string.filtershow_exif_aperture);
108                exifString += createStringFromIfFound(tag,
109                        ExifInterface.TAG_FOCAL_LENGTH,
110                        R.string.filtershow_exif_focal_length);
111                exifString += createStringFromIfFound(tag,
112                        ExifInterface.TAG_ISO_SPEED_RATINGS,
113                        R.string.filtershow_exif_iso);
114                exifString += createStringFromIfFound(tag,
115                        ExifInterface.TAG_SUBJECT_DISTANCE,
116                        R.string.filtershow_exif_subject_distance);
117                exifString += createStringFromIfFound(tag,
118                        ExifInterface.TAG_DATE_TIME_ORIGINAL,
119                        R.string.filtershow_exif_date);
120                exifString += createStringFromIfFound(tag,
121                        ExifInterface.TAG_F_NUMBER,
122                        R.string.filtershow_exif_f_stop);
123                exifString += createStringFromIfFound(tag,
124                        ExifInterface.TAG_EXPOSURE_TIME,
125                        R.string.filtershow_exif_exposure_time);
126                exifString += createStringFromIfFound(tag,
127                        ExifInterface.TAG_COPYRIGHT,
128                        R.string.filtershow_exif_copyright);
129                hasExifData = true;
130            }
131        }
132        if (hasExifData) {
133            exifLabel.setVisibility(View.VISIBLE);
134            mExifData.setText(Html.fromHtml(exifString));
135        } else {
136            exifLabel.setVisibility(View.GONE);
137        }
138        return mMainView;
139    }
140}
141