forked from upstream-mirrors/OpenTracks
Creates thumbnail from marker's photos for marker's list.
These thumbnails are created and loaded async using cache from free memory available. Fixes #545.
This commit is contained in:
Román Martínez
@@ -16,10 +16,9 @@
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package de.dennisguse.opentracks.util;
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import android.app.Activity;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.net.Uri;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.text.format.DateUtils;
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import android.view.Gravity;
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import android.view.View;
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@@ -37,15 +36,13 @@ import de.dennisguse.opentracks.R;
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*/
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public class ListItemUtils {
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private static final int LIST_PREFERRED_ITEM_HEIGHT_DEFAULT = 128;
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private ListItemUtils() {
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}
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/**
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* Sets a list item.
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*
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* @param activity the activity
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* @param context the context
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* @param view the list item view
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* @param isRecording true if recording
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* @param isPaused true if paused
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@@ -59,23 +56,9 @@ public class ListItemUtils {
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* @param useRelativeTime true to display relative time if appropriate
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* @param category the category value
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* @param description the description value
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* @param photoUrl the photo url
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* @param hasPhoto true if this list item has photo
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*/
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public static void setListItem(Activity activity, View view, boolean isRecording, boolean isPaused, int iconId, int iconContentDescriptionId, String name, String totalTime, String totalDistance, int markerCount, long startTime, boolean useRelativeTime, String category, String description, String photoUrl) {
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// Set photo
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ImageView photo = view.findViewById(R.id.list_item_photo);
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ImageView textGradient = view.findViewById(R.id.list_item_text_gradient);
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boolean hasPhoto = photoUrl != null && !photoUrl.equals("");
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photo.setVisibility(hasPhoto ? View.VISIBLE : View.GONE);
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textGradient.setVisibility(hasPhoto ? View.VISIBLE : View.GONE);
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if (hasPhoto) {
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photo.getLayoutParams().height = getPhotoHeight(activity);
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photo.setImageResource(android.R.color.transparent);
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photo.setImageURI(Uri.parse(photoUrl));
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}
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public static void setListItem(Context context, View view, boolean isRecording, boolean isPaused, int iconId, int iconContentDescriptionId, String name, String totalTime, String totalDistance, int markerCount, long startTime, boolean useRelativeTime, String category, String description, boolean hasPhoto) {
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// Set icon
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if (isRecording) {
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iconId = isPaused ? R.drawable.ic_track_paused : R.drawable.ic_track_recording;
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@@ -84,27 +67,27 @@ public class ListItemUtils {
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ImageView iconImageView = view.findViewById(R.id.list_item_icon);
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iconImageView.setImageResource(iconId);
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iconImageView.setContentDescription(activity.getString(iconContentDescriptionId));
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iconImageView.setContentDescription(context.getString(iconContentDescriptionId));
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// Set name
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TextView nameTextView = view.findViewById(R.id.list_item_name);
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setTextView(activity, nameTextView, name, hasPhoto);
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setTextView(context, nameTextView, name, hasPhoto);
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// Set totalTime/totalDistance
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TextView timeDistanceTextView = view.findViewById(R.id.list_item_time_distance);
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String timeDistanceText;
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if (isRecording) {
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timeDistanceTextView.setTextColor(activity.getResources().getColor(isPaused ? android.R.color.white : R.color.recording_text));
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timeDistanceText = activity.getString(isPaused ? R.string.generic_paused : R.string.generic_recording);
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timeDistanceTextView.setTextColor(context.getResources().getColor(isPaused ? android.R.color.white : R.color.recording_text));
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timeDistanceText = context.getString(isPaused ? R.string.generic_paused : R.string.generic_recording);
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} else {
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// Match list_item_time_distance in list_item.xml
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timeDistanceTextView.setTextAppearance(activity, R.style.TextSmall);
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timeDistanceTextView.setTextAppearance(context, R.style.TextSmall);
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timeDistanceText = getTimeDistance(totalTime, totalDistance);
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if (markerCount > 0) {
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timeDistanceText += " \u2027";
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}
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}
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setTextView(activity, timeDistanceTextView, timeDistanceText, hasPhoto);
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setTextView(context, timeDistanceTextView, timeDistanceText, hasPhoto);
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// Set markerCount
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ImageView markerCountIcon = view.findViewById(R.id.list_item_marker_count_icon);
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@@ -119,15 +102,15 @@ public class ListItemUtils {
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layoutParams.width = lineHeight;
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layoutParams.height = lineHeight;
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}
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setTextView(activity, markerCountTextView, markerCountValue, hasPhoto);
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setTextView(context, markerCountTextView, markerCountValue, hasPhoto);
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// Set date/time
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String[] dateTime = getDateTime(isRecording, activity, startTime, useRelativeTime);
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String[] dateTime = getDateTime(isRecording, context, startTime, useRelativeTime);
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TextView dateTextView = view.findViewById(R.id.list_item_date);
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setTextView(activity, dateTextView, dateTime[0], hasPhoto);
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setTextView(context, dateTextView, dateTime[0], hasPhoto);
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TextView timeTextView = view.findViewById(R.id.list_item_time);
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setTextView(activity, timeTextView, dateTime[1], hasPhoto);
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setTextView(context, timeTextView, dateTime[1], hasPhoto);
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// Set category and description
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TextView categoryDescriptionTextView = view.findViewById(R.id.list_item_category_description);
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@@ -135,15 +118,15 @@ public class ListItemUtils {
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// Place categoryDescription in either ownerTimeDistanceTextView or categoryDescriptionTextView
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if (timeDistanceTextView.getVisibility() == View.GONE && markerCountIcon.getVisibility() == View.GONE) {
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setTextView(activity, categoryDescriptionTextView, null, hasPhoto);
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setTextView(context, categoryDescriptionTextView, null, hasPhoto);
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// Match list_item_category_description in list_item.xml
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timeDistanceTextView.setSingleLine(false);
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timeDistanceTextView.setMaxLines(2);
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setTextView(activity, timeDistanceTextView, categoryDescription, hasPhoto);
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setTextView(context, timeDistanceTextView, categoryDescription, hasPhoto);
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} else {
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// Match list_item_time_distance in list_item.xml
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timeDistanceTextView.setSingleLine(true);
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setTextView(activity, categoryDescriptionTextView, categoryDescription, hasPhoto);
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setTextView(context, categoryDescriptionTextView, categoryDescription, hasPhoto);
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}
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// Adjust iconImageView layout gravity
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@@ -151,6 +134,41 @@ public class ListItemUtils {
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params.gravity = timeDistanceTextView.getVisibility() == View.GONE && markerCountIcon.getVisibility() == View.GONE ? Gravity.TOP : Gravity.CENTER_VERTICAL;
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}
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private static Bitmap decodeSampledBitmapFromResource(String photoUrl, int reqWidth, int reqHeight) {
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// First decode with inJustDecodeBounds=true to check dimensions
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final BitmapFactory.Options options = new BitmapFactory.Options();
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options.inJustDecodeBounds = true;
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BitmapFactory.decodeFile(photoUrl, options);
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// Calculate inSampleSize
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options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);
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// Decode bitmap with inSampleSize set
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options.inJustDecodeBounds = false;
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return BitmapFactory.decodeFile(photoUrl, options);
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}
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private static int calculateInSampleSize(BitmapFactory.Options options, int reqWidth, int reqHeight) {
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// Raw height and width of image
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final int height = options.outHeight;
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final int width = options.outWidth;
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int inSampleSize = 1;
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if (height > reqHeight || width > reqWidth) {
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final int halfHeight = height / 2;
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final int halfWidth = width / 2;
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// Calculate the largest inSampleSize value that is a power of 2 and keeps both height and width larger than the requested height and width.
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while ((halfHeight / inSampleSize) >= reqHeight
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&& (halfWidth / inSampleSize) >= reqWidth) {
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inSampleSize *= 2;
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}
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}
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return inSampleSize;
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}
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/**
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* Gets a string for share owner, total time, and total distance.
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*
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@@ -220,17 +238,4 @@ public class ListItemUtils {
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textView.setShadowLayer(0, 0, 0, 0);
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}
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}
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/**
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* Gets the photo height.
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*
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* @param context the context
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*/
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private static int getPhotoHeight(Context context) {
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int[] attrs = new int[]{android.R.attr.listPreferredItemHeight};
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TypedArray typeArray = context.obtainStyledAttributes(attrs);
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int height = typeArray.getDimensionPixelSize(0, LIST_PREFERRED_ITEM_HEIGHT_DEFAULT);
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typeArray.recycle();
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return 2 * height;
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}
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}
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