From 2fbd39c63d146830743bcdc32d915df554794932 Mon Sep 17 00:00:00 2001
From: Jelena Petrovic <jelenapetrovic.7119@gmail.com>
Date: Fri, 9 Dec 2022 05:11:38 +0100
Subject: Omoguceno zumiranje i preuzimanje slika kada se uvelicaju #83

---
 Client/BrzoDoLokacije/app/build.gradle             |  3 ++
 .../Activities/ActivityOpenedImages.kt             | 34 +++++++++++++++++++++-
 .../Adapters/OpenedPostImageAdapter.kt             | 13 +++++----
 .../src/main/res/layout/activity_opened_images.xml | 24 +++++++--------
 .../app/src/main/res/layout/opened_post_image.xml  | 12 ++++----
 .../app/src/main/res/values/colors.xml             |  1 +
 6 files changed, 61 insertions(+), 26 deletions(-)

(limited to 'Client')

diff --git a/Client/BrzoDoLokacije/app/build.gradle b/Client/BrzoDoLokacije/app/build.gradle
index 9ce9b96..0bc0fe8 100644
--- a/Client/BrzoDoLokacije/app/build.gradle
+++ b/Client/BrzoDoLokacije/app/build.gradle
@@ -76,4 +76,7 @@ dependencies {
 
     //KeyboardVisibilityEvents
     implementation 'net.yslibrary.keyboardvisibilityevent:keyboardvisibilityevent:3.0.0-RC3'
+
+    //zoom
+    implementation 'com.github.piasy:GlideImageLoader:1.8.1'
 }
\ No newline at end of file
diff --git a/Client/BrzoDoLokacije/app/src/main/java/com/example/brzodolokacije/Activities/ActivityOpenedImages.kt b/Client/BrzoDoLokacije/app/src/main/java/com/example/brzodolokacije/Activities/ActivityOpenedImages.kt
index 183f460..d1f1e4c 100644
--- a/Client/BrzoDoLokacije/app/src/main/java/com/example/brzodolokacije/Activities/ActivityOpenedImages.kt
+++ b/Client/BrzoDoLokacije/app/src/main/java/com/example/brzodolokacije/Activities/ActivityOpenedImages.kt
@@ -1,16 +1,25 @@
 package com.example.brzodolokacije.Activities
 
+import android.graphics.Bitmap
+import android.graphics.drawable.Drawable
 import android.os.Build
 import android.os.Bundle
+import android.provider.MediaStore
+import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.PagerSnapHelper
 import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.SnapHelper
+import com.bumptech.glide.Glide
+import com.bumptech.glide.request.target.CustomTarget
+import com.bumptech.glide.request.transition.Transition
 import com.example.brzodolokacije.Adapters.OpenedPostImageAdapter
 import com.example.brzodolokacije.Models.PostImage
 import com.example.brzodolokacije.Models.PostPreview
+import com.example.brzodolokacije.Services.RetrofitHelper
 import com.example.brzodolokacije.databinding.ActivityOpenedImagesBinding
+import java.util.*
 
 class ActivityOpenedImages : AppCompatActivity() {
     lateinit var binding:ActivityOpenedImagesBinding
@@ -31,10 +40,33 @@ class ActivityOpenedImages : AppCompatActivity() {
         }
 
         setRecyclerView()
+        setListeners()
     }
 
     fun setListeners(){
-
+        binding.btnBackToPost.setOnClickListener {
+            finish()
+        }
+        binding.btnDownload.setOnClickListener {
+            //uzmi id trenutne slike
+            var selected:PostImage?=null
+            linearLayout?.findFirstVisibleItemPosition()?.let { it1 -> selected=images?.get(it1) }
+            if(selected!=null){
+                //sacuvaj na telefonu
+                var image=Glide.with(this)
+                    .asBitmap()
+                    .load(RetrofitHelper.baseUrl + "/api/post/image/" + selected!!._id)
+                    .into(object : CustomTarget<Bitmap>(){
+                        override fun onResourceReady(resource: Bitmap, transition: Transition<in Bitmap>?) {
+                            Toast.makeText(this@ActivityOpenedImages,"Slika se preuzima...",Toast.LENGTH_LONG).show()
+                            MediaStore.Images.Media.insertImage(contentResolver, resource, "odyssey_"+ Calendar.getInstance().timeInMillis , "");
+                            Toast.makeText(this@ActivityOpenedImages,"Slika je sačuvana.",Toast.LENGTH_LONG).show()
+                        }
+                        override fun onLoadCleared(placeholder: Drawable?) {
+                        }
+                    })
+            }
+        }
     }
 
     fun setRecyclerView(){
diff --git a/Client/BrzoDoLokacije/app/src/main/java/com/example/brzodolokacije/Adapters/OpenedPostImageAdapter.kt b/Client/BrzoDoLokacije/app/src/main/java/com/example/brzodolokacije/Adapters/OpenedPostImageAdapter.kt
index 53f2a37..525549d 100644
--- a/Client/BrzoDoLokacije/app/src/main/java/com/example/brzodolokacije/Adapters/OpenedPostImageAdapter.kt
+++ b/Client/BrzoDoLokacije/app/src/main/java/com/example/brzodolokacije/Adapters/OpenedPostImageAdapter.kt
@@ -1,13 +1,16 @@
 package com.example.brzodolokacije.Adapters
 
 import android.app.Activity
+import android.net.Uri
 import android.view.LayoutInflater
 import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
-import com.bumptech.glide.Glide
 import com.example.brzodolokacije.Models.PostImage
 import com.example.brzodolokacije.Services.RetrofitHelper
 import com.example.brzodolokacije.databinding.OpenedPostImageBinding
+import com.github.piasy.biv.BigImageViewer
+import com.github.piasy.biv.loader.glide.GlideImageLoader
+import com.github.piasy.biv.view.BigImageView
 
 class OpenedPostImageAdapter(val items:List<PostImage>?,val activity:Activity): RecyclerView.Adapter<OpenedPostImageAdapter.ViewHolder>() {
     lateinit var binding:OpenedPostImageBinding
@@ -15,16 +18,14 @@ class OpenedPostImageAdapter(val items:List<PostImage>?,val activity:Activity):
     inner class ViewHolder(itemView: OpenedPostImageBinding) : RecyclerView.ViewHolder(itemView.root) {
         fun bind(item:PostImage){
             binding.apply {
-                if(item!=null) {
-                    Glide.with(activity)
-                        .load(RetrofitHelper.baseUrl + "/api/post/image/compress/" + item._id)
-                        .into(ivOpenedImage)
-                }
+                ivOpenedImage.setInitScaleType(BigImageView.INIT_SCALE_TYPE_FIT_START)
+                ivOpenedImage.showImage(Uri.parse(RetrofitHelper.baseUrl + "/api/post/image/compress/" + item._id))
             }
         }
     }
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+        BigImageViewer.initialize(GlideImageLoader.with(activity))
         val inflater = LayoutInflater.from(parent.context)
         binding= OpenedPostImageBinding.inflate(inflater,parent,false)
         return ViewHolder(binding)
diff --git a/Client/BrzoDoLokacije/app/src/main/res/layout/activity_opened_images.xml b/Client/BrzoDoLokacije/app/src/main/res/layout/activity_opened_images.xml
index 2d3de20..3a1fbbc 100644
--- a/Client/BrzoDoLokacije/app/src/main/res/layout/activity_opened_images.xml
+++ b/Client/BrzoDoLokacije/app/src/main/res/layout/activity_opened_images.xml
@@ -8,40 +8,38 @@
     android:background="@color/design_default_color_background">
     <androidx.constraintlayout.widget.ConstraintLayout
         android:layout_width="match_parent"
-        android:layout_height="40dp"
+        android:layout_height="50dp"
         android:elevation="5dp"
         app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintStart_toStartOf="parent"
+        android:background="@color/unfollow_transparent"
         android:id="@+id/clImageHeader">
         <ImageButton
-            android:layout_width="35dp"
-            android:layout_height="35dp"
+            android:layout_width="50dp"
+            android:layout_height="50dp"
             app:layout_constraintStart_toStartOf="parent"
-            android:foregroundGravity="center_vertical"
-            android:background="@color/design_default_color_background"
+            android:background="@null"
             android:src="@drawable/ic_baseline_arrow_back"
             android:id="@+id/btnBackToPost"/>
 
         <ImageButton
-            android:layout_width="35dp"
-            android:layout_height="35dp"
+            android:layout_width="50dp"
+            android:layout_height="50dp"
             app:layout_constraintEnd_toEndOf="parent"
-            android:foregroundGravity="center_vertical"
-            android:background="@color/design_default_color_background"
+            android:background="@null"
             android:src="@drawable/ic_baseline_arrow_back"
             android:id="@+id/btnDownload"/>
     </androidx.constraintlayout.widget.ConstraintLayout>
-    <androidx.constraintlayout.widget.ConstraintLayout
+    <androidx.appcompat.widget.LinearLayoutCompat
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
+        android:orientation="vertical"
         android:id="@+id/rvParent">
 
         <androidx.recyclerview.widget.RecyclerView
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:id="@+id/rvImages"/>
-    </androidx.constraintlayout.widget.ConstraintLayout>
+    </androidx.appcompat.widget.LinearLayoutCompat>
 
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/Client/BrzoDoLokacije/app/src/main/res/layout/opened_post_image.xml b/Client/BrzoDoLokacije/app/src/main/res/layout/opened_post_image.xml
index 739e557..e63a903 100644
--- a/Client/BrzoDoLokacije/app/src/main/res/layout/opened_post_image.xml
+++ b/Client/BrzoDoLokacije/app/src/main/res/layout/opened_post_image.xml
@@ -1,14 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.appcompat.widget.LinearLayoutCompat xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
-    <ImageView
+    <com.github.piasy.biv.view.BigImageView
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintBottom_toBottomOf="parent"
+        android:layout_height="match_parent"
+        app:initScaleType="centerInside"
+        app:optimizeDisplay="true"
         android:id="@+id/ivOpenedImage"/>
 
-</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
+</androidx.appcompat.widget.LinearLayoutCompat>
\ No newline at end of file
diff --git a/Client/BrzoDoLokacije/app/src/main/res/values/colors.xml b/Client/BrzoDoLokacije/app/src/main/res/values/colors.xml
index 9cd2082..e5ec888 100644
--- a/Client/BrzoDoLokacije/app/src/main/res/values/colors.xml
+++ b/Client/BrzoDoLokacije/app/src/main/res/values/colors.xml
@@ -8,6 +8,7 @@
     <color name="black">#FF000000</color>
     <color name="white">#FFFFFFFF</color>
     <color name="unfollow">#c4c4c4</color>
+    <color name="unfollow_transparent">#66c4c4c4</color>
     <color name="dark_blue_transparent">#DE093A4C</color>
     <color name="button_main">#183e4b</color>
     <color name="grey">#747474</color>
-- 
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