ImageCardView.java revision b6e24f60743bd2022dd496126f0ff683ff6b3713 
1/*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
5 * in compliance with the License. You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software distributed under the License
10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
11 * or implied. See the License for the specific language governing permissions and limitations under
12 * the License.
13 */
14package android.support.v17.leanback.widget;
15
16import android.content.Context;
17import android.graphics.drawable.Drawable;
18import android.support.v17.leanback.R;
19import android.text.TextUtils;
20import android.util.AttributeSet;
21import android.view.LayoutInflater;
22import android.view.View;
23import android.view.ViewGroup;
24import android.widget.ImageView;
25import android.widget.TextView;
26
27public class ImageCardView extends BaseCardView {
28
29    private ImageView mImageView;
30    private View mInfoArea;
31    private TextView mTitleView;
32    private TextView mContentView;
33    private ImageView mBadgeImage;
34    private ImageView mBadgeFadeMask;
35
36    public ImageCardView(Context context) {
37        this(context, null);
38    }
39
40    public ImageCardView(Context context, AttributeSet attrs) {
41        this(context, attrs, R.attr.imageCardViewStyle);
42    }
43
44    public ImageCardView(Context context, AttributeSet attrs, int defStyle) {
45        super(context, attrs, defStyle);
46
47        LayoutInflater inflater = LayoutInflater.from(context);
48        View v = inflater.inflate(R.layout.lb_image_card_view, this);
49
50        mImageView = (ImageView) v.findViewById(R.id.main_image);
51        mImageView.setVisibility(View.INVISIBLE);
52        mInfoArea = v.findViewById(R.id.info_field);
53        mTitleView = (TextView) v.findViewById(R.id.title_text);
54        mContentView = (TextView) v.findViewById(R.id.content_text);
55        mBadgeImage = (ImageView) v.findViewById(R.id.extra_badge);
56        mBadgeFadeMask = (ImageView) v.findViewById(R.id.fade_mask);
57    }
58
59    public void setMainImage(Drawable drawable) {
60        if (mImageView == null) {
61            return;
62        }
63
64        mImageView.setImageDrawable(drawable);
65        if (drawable == null) {
66            mImageView.setVisibility(View.INVISIBLE);
67        } else {
68            mImageView.setVisibility(View.VISIBLE);
69            fadeIn(mImageView);
70        }
71    }
72
73    public void setMainImageDimensions(int width, int height) {
74        ViewGroup.LayoutParams lp = mImageView.getLayoutParams();
75        lp.width = width;
76        lp.height = height;
77        mImageView.setLayoutParams(lp);
78    }
79
80    public Drawable getMainImage() {
81        if (mImageView == null) {
82            return null;
83        }
84
85        return mImageView.getDrawable();
86    }
87
88    public void setTitleText(CharSequence text) {
89        if (mTitleView == null) {
90            return;
91        }
92
93        mTitleView.setText(text);
94        setTextMaxLines();
95    }
96
97    public CharSequence getTitleText() {
98        if (mTitleView == null) {
99            return null;
100        }
101
102        return mTitleView.getText();
103    }
104
105    public void setContentText(CharSequence text) {
106        if (mContentView == null) {
107            return;
108        }
109
110        mContentView.setText(text);
111        setTextMaxLines();
112    }
113
114    public CharSequence getContentText() {
115        if (mContentView == null) {
116            return null;
117        }
118
119        return mContentView.getText();
120    }
121
122    public void setBadgeImage(Drawable drawable) {
123        if (mBadgeImage == null) {
124            return;
125        }
126
127        if (drawable != null) {
128            mBadgeImage.setImageDrawable(drawable);
129            mBadgeImage.setVisibility(View.VISIBLE);
130            mBadgeFadeMask.setVisibility(View.VISIBLE);
131        } else {
132            mBadgeImage.setVisibility(View.GONE);
133            mBadgeFadeMask.setVisibility(View.GONE);
134        }
135    }
136
137    public Drawable getBadgeImage() {
138        if (mBadgeImage == null) {
139            return null;
140        }
141
142        return mBadgeImage.getDrawable();
143    }
144
145    private void fadeIn(View v) {
146        v.setAlpha(0f);
147        v.animate().alpha(1f).setDuration(v.getContext().getResources().getInteger(
148                android.R.integer.config_shortAnimTime)).start();
149    }
150
151    private void setTextMaxLines() {
152        if (TextUtils.isEmpty(getTitleText())) {
153            mContentView.setMaxLines(2);
154        } else {
155            mContentView.setMaxLines(1);
156        }
157        if (TextUtils.isEmpty(getContentText())) {
158            mTitleView.setMaxLines(2);
159        } else {
160            mTitleView.setMaxLines(1);
161        }
162    }
163}
164