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Code Issues Releases Wiki Activity
dandelion/patches/vanitasvitae-Add-first-image-viewer-design.patch

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From 90ae580fa732962127156a333b5d879cd4a80d36 Mon Sep 17 00:00:00 2001
From: vanitasvitae <vanitasvitae@fsfe.org>
Date: Mon, 10 Apr 2017 21:43:24 +0200
Subject: [PATCH] Add first image viewer design
---
app/build.gradle | 1 +
.../activity/ImageViewFragment.java | 77 +++++++++++++++++++
.../activity/MainActivity.java | 4 +
.../service/ImageDownloadTask.java | 17 ++++
.../web/ContextMenuWebView.java | 16 ++++
.../main/res/layout/image_view__fragment.xml | 19 +++++
6 files changed, 134 insertions(+)
create mode 100644 app/src/main/java/com/github/dfa/diaspora_android/activity/ImageViewFragment.java
create mode 100644 app/src/main/res/layout/image_view__fragment.xml
diff --git a/app/build.gradle b/app/build.gradle
index 5449e9fc..c46301ed 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -85,6 +85,7 @@ dependencies {
compile 'info.guardianproject.netcipher:netcipher:2.0.0-alpha1'
compile 'info.guardianproject.netcipher:netcipher-webkit:2.0.0-alpha1'
compile 'com.github.DASAR:ShiftColorPicker:v0.5'
+ compile 'com.davemorrissey.labs:subsampling-scale-image-view:3.6.0'
apt 'com.jakewharton:butterknife-compiler:8.0.1'
}
diff --git a/app/src/main/java/com/github/dfa/diaspora_android/activity/ImageViewFragment.java b/app/src/main/java/com/github/dfa/diaspora_android/activity/ImageViewFragment.java
new file mode 100644
index 00000000..164e37ae
--- /dev/null
+++ b/app/src/main/java/com/github/dfa/diaspora_android/activity/ImageViewFragment.java
@@ -0,0 +1,77 @@
+package com.github.dfa.diaspora_android.activity;
+
+import android.graphics.Bitmap;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ProgressBar;
+
+import com.davemorrissey.labs.subscaleview.ImageSource;
+import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView;
+import com.github.dfa.diaspora_android.R;
+import com.github.dfa.diaspora_android.service.ImageDownloadTask;
+import com.github.dfa.diaspora_android.ui.theme.ThemedFragment;
+import com.github.dfa.diaspora_android.util.AppLog;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+
+/**
+ * Created by vanitas on 10.04.17.
+ */
+
+public class ImageViewFragment extends ThemedFragment {
+ public static final String TAG = "com.github.dfa.diaspora_android.ImageViewFragment";
+ public static final String IMAGE_SOURCE = "IMAGE_SOURCE";
+
+ @BindView(R.id.imageView)
+ SubsamplingScaleImageView imageView;
+ @BindView(R.id.marker_progress)
+ ProgressBar progressBar;
+
+ @Override
+ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+ AppLog.d(this, "onCreateView()");
+ View view = inflater.inflate(R.layout.image_view__fragment, container, false);
+ ButterKnife.bind(this, view);
+ return view;
+ }
+
+ @Override
+ public void onViewCreated(View view, Bundle savedInstanceState) {
+ super.onViewCreated(view, savedInstanceState);
+ new ImageDownloadTask.ImageViewFragmentDownloadTask(this)
+ .execute(getArguments().getString(IMAGE_SOURCE));
+ imageView.setMaxScale(5);
+ imageView.setDoubleTapZoomStyle(SubsamplingScaleImageView.ZOOM_FOCUS_CENTER);
+ imageView.setZoomEnabled(true);
+ }
+
+ @Override
+ protected void applyColorToViews() {
+
+ }
+
+ @Override
+ public String getFragmentTag() {
+ return TAG;
+ }
+
+ @Override
+ public void onCreateBottomOptionsMenu(Menu menu, MenuInflater inflater) {
+
+ }
+
+ @Override
+ public boolean onBackPressed() {
+ return false;
+ }
+
+ public void showBitmap(Bitmap bitmap) {
+ progressBar.setVisibility(View.GONE);
+ imageView.setImage(ImageSource.bitmap(bitmap));
+ }
+}
diff --git a/app/src/main/java/com/github/dfa/diaspora_android/activity/MainActivity.java b/app/src/main/java/com/github/dfa/diaspora_android/activity/MainActivity.java
index 8019fb6d..031b624f 100644
--- a/app/src/main/java/com/github/dfa/diaspora_android/activity/MainActivity.java
+++ b/app/src/main/java/com/github/dfa/diaspora_android/activity/MainActivity.java
@@ -321,6 +321,10 @@ protected CustomFragment getFragment(String fragmentTag) {
PodSelectionFragment psf = new PodSelectionFragment();
fm.beginTransaction().add(psf, fragmentTag).commit();
return psf;
+ case ImageViewFragment.TAG:
+ ImageViewFragment ivf = new ImageViewFragment();
+ fm.beginTransaction().add(ivf, fragmentTag).commit();
+ return ivf;
default:
AppLog.e(this, "Invalid Fragment Tag: " + fragmentTag
+ "\nAdd Fragments Tag to getFragment()'s switch case.");
diff --git a/app/src/main/java/com/github/dfa/diaspora_android/service/ImageDownloadTask.java b/app/src/main/java/com/github/dfa/diaspora_android/service/ImageDownloadTask.java
index 0834ee95..f11cfb82 100644
--- a/app/src/main/java/com/github/dfa/diaspora_android/service/ImageDownloadTask.java
+++ b/app/src/main/java/com/github/dfa/diaspora_android/service/ImageDownloadTask.java
@@ -24,6 +24,9 @@
import android.support.annotation.Nullable;
import android.widget.ImageView;
+import com.davemorrissey.labs.subscaleview.ImageSource;
+import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView;
+import com.github.dfa.diaspora_android.activity.ImageViewFragment;
import com.github.dfa.diaspora_android.util.AppLog;
import java.io.FileOutputStream;
@@ -95,4 +98,18 @@ protected void onPostExecute(Bitmap result) {
imageView.setImageBitmap(result);
}
}
+
+ public static class ImageViewFragmentDownloadTask extends ImageDownloadTask {
+ ImageViewFragment ivf;
+
+ public ImageViewFragmentDownloadTask(ImageViewFragment imageViewFragment) {
+ super(null, null);
+ this.ivf = imageViewFragment;
+ }
+
+ @Override
+ protected void onPostExecute(Bitmap result) {
+ ivf.showBitmap(result);
+ }
+ }
}
diff --git a/app/src/main/java/com/github/dfa/diaspora_android/web/ContextMenuWebView.java b/app/src/main/java/com/github/dfa/diaspora_android/web/ContextMenuWebView.java
index c4c0e278..6c8947bd 100644
--- a/app/src/main/java/com/github/dfa/diaspora_android/web/ContextMenuWebView.java
+++ b/app/src/main/java/com/github/dfa/diaspora_android/web/ContextMenuWebView.java
@@ -30,6 +30,7 @@
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.net.Uri;
+import android.os.Bundle;
import android.os.Environment;
import android.support.v4.content.LocalBroadcastManager;
import android.util.AttributeSet;
@@ -38,6 +39,7 @@
import android.widget.Toast;
import com.github.dfa.diaspora_android.R;
+import com.github.dfa.diaspora_android.activity.ImageViewFragment;
import com.github.dfa.diaspora_android.activity.MainActivity;
import com.github.dfa.diaspora_android.service.ImageDownloadTask;
@@ -53,6 +55,7 @@
public static final int ID_SAVE_IMAGE = 10;
public static final int ID_IMAGE_EXTERNAL_BROWSER = 11;
public static final int ID_COPY_IMAGE_LINK = 15;
+ public static final int ID_VIEW_IMAGE = 16;
public static final int ID_COPY_LINK = 12;
public static final int ID_SHARE_LINK = 13;
public static final int ID_SHARE_IMAGE = 14;
@@ -82,6 +85,18 @@ public boolean onMenuItemClick(MenuItem item) {
HitTestResult result = getHitTestResult();
String url = result.getExtra();
switch (item.getItemId()) {
+
+ case ID_VIEW_IMAGE: {
+ ImageViewFragment ivf = new ImageViewFragment();
+ Bundle b = new Bundle();
+ b.putString(ImageViewFragment.IMAGE_SOURCE, url);
+ ivf.setArguments(b);
+ ((MainActivity) parentActivity).getSupportFragmentManager().beginTransaction()
+ .addToBackStack(null)
+ .replace(R.id.fragment_container, ivf).commit();
+ break;
+ }
+
//Save image to external memory
case ID_SAVE_IMAGE: {
boolean writeToStoragePermitted = true;
@@ -224,6 +239,7 @@ protected void onPostExecute(Bitmap result) {
menu.add(0, ID_IMAGE_EXTERNAL_BROWSER, 0, context.getString(R.string.context_menu_open_external_browser)).setOnMenuItemClickListener(handler);
menu.add(0, ID_SHARE_IMAGE, 0, context.getString(R.string.context_menu_share_image)).setOnMenuItemClickListener(handler);
menu.add(0, ID_COPY_IMAGE_LINK, 0, context.getString(R.string.context_menu_copy_image_link)).setOnMenuItemClickListener(handler);
+ menu.add(0, ID_VIEW_IMAGE, 0, "View").setOnMenuItemClickListener(handler);
} else if (result.getType() == HitTestResult.ANCHOR_TYPE ||
result.getType() == HitTestResult.SRC_ANCHOR_TYPE) {
// Menu options for a hyperlink.
diff --git a/app/src/main/res/layout/image_view__fragment.xml b/app/src/main/res/layout/image_view__fragment.xml
new file mode 100644
index 00000000..2b91c501
--- /dev/null
+++ b/app/src/main/res/layout/image_view__fragment.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:orientation="vertical" android:layout_width="match_parent"
+ android:layout_height="match_parent">
+ <ProgressBar
+ android:layout_centerVertical="true"
+ android:layout_centerHorizontal="true"
+ android:indeterminate="true"
+ android:id="@+id/marker_progress"
+ style="?android:attr/progressBarStyle"
+ android:layout_height="50dp"
+ android:layout_width="50dp"/>
+ <com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
+ android:id="@+id/imageView"
+ android:layout_centerHorizontal="true"
+ android:layout_centerVertical="true"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"/>
+</RelativeLayout>
\ No newline at end of file
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