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add indicator for missing alt texts

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closes sk22#355
This commit is contained in:
sk
2023-01-23 19:21:21 +01:00
parent d30b1f7bbd
commit c0c276f03e
10 changed files with 80 additions and 10 deletions
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46
mastodon/src/main/java/org/joinmastodon/android/ui/displayitems/PhotoStatusDisplayItem.java
View File

@@ -11,9 +11,11 @@ import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.widget.FrameLayout;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.ScrollView;
import android.widget.TextView;
import org.joinmastodon.android.GlobalUserPreferences;
import org.joinmastodon.android.R;
import org.joinmastodon.android.fragments.BaseStatusListFragment;
import org.joinmastodon.android.model.Attachment;
@@ -22,6 +24,7 @@ import org.joinmastodon.android.ui.PhotoLayoutHelper;
import me.grishka.appkit.imageloader.requests.UrlImageLoaderRequest;
import me.grishka.appkit.utils.CubicBezierInterpolator;
import me.grishka.appkit.utils.V;
public class PhotoStatusDisplayItem extends ImageStatusDisplayItem{
public PhotoStatusDisplayItem(String parentID, Status status, Attachment photo, BaseStatusListFragment parentFragment, int index, int totalPhotos, PhotoLayoutHelper.TiledLayoutResult tiledLayout, PhotoLayoutHelper.TiledLayoutResult.Tile thisTile){
@@ -37,10 +40,12 @@ public class PhotoStatusDisplayItem extends ImageStatusDisplayItem{
public static class Holder extends ImageStatusDisplayItem.Holder<PhotoStatusDisplayItem>{
private final FrameLayout altTextWrapper;
private final TextView altTextButton;
private final ImageView noAltTextButton;
private final View altTextScroller;
private final ImageButton altTextClose;
private final TextView altText;
private View altOrNoAltButton;
private boolean altTextShown;
private AnimatorSet currentAnim;
@@ -48,11 +53,13 @@ public class PhotoStatusDisplayItem extends ImageStatusDisplayItem{
super(activity, R.layout.display_item_photo, parent);
altTextWrapper=findViewById(R.id.alt_text_wrapper);
altTextButton=findViewById(R.id.alt_button);
noAltTextButton=findViewById(R.id.no_alt_button);
altTextScroller=findViewById(R.id.alt_text_scroller);
altTextClose=findViewById(R.id.alt_text_close);
altText=findViewById(R.id.alt_text);
altTextButton.setOnClickListener(this::onShowHideClick);
noAltTextButton.setOnClickListener(this::onShowHideClick);
altTextClose.setOnClickListener(this::onShowHideClick);
// altTextScroller.setNestedScrollingEnabled(true);
}
@@ -60,23 +67,46 @@ public class PhotoStatusDisplayItem extends ImageStatusDisplayItem{
@Override
public void onBind(ImageStatusDisplayItem item){
super.onBind(item);
boolean altTextMissing = TextUtils.isEmpty(item.attachment.description);
altOrNoAltButton = altTextMissing ? noAltTextButton : altTextButton;
altTextShown=false;
if(currentAnim!=null)
currentAnim.cancel();
altTextScroller.setVisibility(View.GONE);
altTextClose.setVisibility(View.GONE);
altTextButton.setVisibility(View.VISIBLE);
noAltTextButton.setVisibility(View.VISIBLE);
altTextButton.setAlpha(1f);
if(TextUtils.isEmpty(item.attachment.description)){
altTextWrapper.setVisibility(View.GONE);
noAltTextButton.setAlpha(1f);
altTextWrapper.setVisibility(View.VISIBLE);
if (altTextMissing){
if (GlobalUserPreferences.showNoAltIndicator) {
noAltTextButton.setVisibility(View.VISIBLE);
altTextWrapper.setBackgroundResource(R.drawable.bg_image_no_alt_overlay);
altTextButton.setVisibility(View.GONE);
altText.setText(R.string.sk_no_alt_text);
altText.setPadding(V.dp(8), 0, 0, 0);
} else {
altTextWrapper.setVisibility(View.GONE);
}
}else{
altTextWrapper.setVisibility(View.VISIBLE);
altText.setText(item.attachment.description);
if (GlobalUserPreferences.showAltIndicator) {
noAltTextButton.setVisibility(View.GONE);
altTextWrapper.setBackgroundResource(R.drawable.bg_image_alt_overlay);
altTextButton.setVisibility(View.VISIBLE);
altTextButton.setText(R.string.sk_alt_button);
altText.setText(item.attachment.description);
altText.setPadding(0, 0, 0, 0);
} else {
altTextWrapper.setVisibility(View.GONE);
}
}
}
private void onShowHideClick(View v){
boolean show=v.getId()==R.id.alt_button;
boolean show=v.getId()==R.id.alt_button || v.getId()==R.id.no_alt_button;
if(altTextShown==show)
return;
@@ -88,7 +118,7 @@ public class PhotoStatusDisplayItem extends ImageStatusDisplayItem{
altTextScroller.setVisibility(View.VISIBLE);
altTextClose.setVisibility(View.VISIBLE);
}else{
altTextButton.setVisibility(View.VISIBLE);
altOrNoAltButton.setVisibility(View.VISIBLE);
// Hide these views temporarily so FrameLayout measures correctly
altTextScroller.setVisibility(View.GONE);
altTextClose.setVisibility(View.GONE);
@@ -115,7 +145,7 @@ public class PhotoStatusDisplayItem extends ImageStatusDisplayItem{
ObjectAnimator.ofInt(altTextWrapper, "left", prevLeft, altTextWrapper.getLeft()),
ObjectAnimator.ofInt(altTextWrapper, "right", prevRight, altTextWrapper.getRight()),
ObjectAnimator.ofInt(altTextWrapper, "top", prevTop, altTextWrapper.getTop()),
ObjectAnimator.ofFloat(altTextButton, View.ALPHA, show ? 1f : 0f, show ? 0f : 1f),
ObjectAnimator.ofFloat(altOrNoAltButton, View.ALPHA, show ? 1f : 0f, show ? 0f : 1f),
ObjectAnimator.ofFloat(altTextScroller, View.ALPHA, show ? 0f : 1f, show ? 1f : 0f),
ObjectAnimator.ofFloat(altTextClose, View.ALPHA, show ? 0f : 1f, show ? 1f : 0f)
);
@@ -125,7 +155,7 @@ public class PhotoStatusDisplayItem extends ImageStatusDisplayItem{
@Override
public void onAnimationEnd(Animator animation){
if(show){
altTextButton.setVisibility(View.GONE);
altOrNoAltButton.setVisibility(View.GONE);
}else{
altTextScroller.setVisibility(View.GONE);
altTextClose.setVisibility(View.GONE);