implemented builder pattern

AmosKorir · Oct 25, 2021 · dbc0c2c · dbc0c2c
1 parent 9d2ab78
commit dbc0c2c
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diff --git a/.idea/compiler.xml b/.idea/compiler.xml
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
diff --git a/README.md b/README.md
@@ -1,20 +1,19 @@
 # AvatarImageGenerator
 
- [![CircleCI](https://circleci.com/gh/circleci/circleci-docs.svg?style=shield)](https://app.circleci.com/pipelines/github/AmosKorir/AvatarImageGenerator/) [ ![Download](https://api.bintray.com/packages/skyways/AvatarGenerator/AvatarGenerator/images/download.svg?version=1.4) ](https://bintray.com/skyways/AvatarGenerator/AvatarGenerator/1.4/link)
+ [![CircleCI](https://circleci.com/gh/circleci/circleci-docs.svg?style=shield)](https://app.circleci.com/pipelines/github/AmosKorir/AvatarImageGenerator/) [Download](https://api.bintray.com/packages/skyways/AvatarGenerator/AvatarGenerator/images/download.svg?version=1.5) ](https://bintray.com/skyways/AvatarGenerator/AvatarGenerator/1.4/link)
 Generate first letter avatar Image like gmail's contact avatar. It generates an drawable that can be be set to an ImageView.
 <table>
 <tr>
 <td>
-<img  width="200" height="400" src="https://github.com/skyways/AvatarImageGenerator/blob/master/art/Screen2.png"/>
+<img  width="200" height="400" src="Screen2.jpg"/>
 </td>
 <td>
 
-<img  width="200" height="400" src="https://github.com/skyways/AvatarImageGenerator/blob/master/art/screen.jpeg"/>
+<img  width="200" height="400" src="screen.jpeg"/>
 </td>
 </tr>
 </table>
 
-
 **Installation**
 
 Add the Following to your gradle file.
@@ -23,6 +22,19 @@ Add the Following to your gradle file.
          implementation 'com.first.avatargenerator:AvatarImageGenerator:VERSION'
 ```
 
+New Builder pattern
+
+```kotlin
+ AvatarGenerator.AvatarBuilder(context)
+                .setLabel(users[position].login)
+                .setAvatarSize(120)
+                .setTextSize(30)
+                .toSquare()
+                .toCircle()
+                .setBackgroundColor(Color.RED)
+                .build()
+```
+
 **Supports**
 
 Using glide or Picasso you can set the drawable to an imageView as a placeholder.
@@ -61,28 +73,13 @@ imageView.setImageDrawable(
     )
 ```
 
-**Color Model**
-The current version supports material colors A 400,700 and 900.
-
-1. COLOR400
-2. COLOR700
-3. COLOR900
-
-```java
- Picasso.get()
-    .load("https://brokenfortest")
-    .resize(50, 50)
-    .placeholder(AvatarGenerator.avatarImage(this, 200, AvatarConstants.CIRCLE, "Android",AvatarConstants.COLOR900))
-    .into(imageView2)
-```
-
 **Shape**
 
 1. Circle
 2. Square
 
 ```java
-AvatarConstants.RECTANGLE,
-AvatarConstants.CIRCLE
+.toSquare(),
+.toCircle()
 
 ```
diff --git a/app/src/main/java/com/avatarfirst/avatagen/UsersAdapter.kt b/app/src/main/java/com/avatarfirst/avatagen/UsersAdapter.kt
@@ -1,6 +1,7 @@
 package com.avatarfirst.avatagen
 
 import android.content.Context
+import android.graphics.Color
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -32,12 +33,14 @@ class UsersAdapter(
     override fun onBindViewHolder(holder: UserViewHolder, position: Int) {
         holder.itemView.usename.text = users[position].login
         holder.itemView.userAvatar.setImageDrawable(
-            AvatarGenerator.avatarImage(
-                context,
-                200,
-                AvatarConstants.CIRCLE,
-                users[position].login
-            )
+            AvatarGenerator.AvatarBuilder(context)
+                .setLabel(users[position].login)
+                .setAvatarSize(120)
+                .setTextSize(30)
+                .toSquare()
+                .toCircle()
+                .setBackgroundColor(Color.RED)
+                .build()
         )
     }
 

diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
@@ -4,7 +4,6 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:background="@android:color/background_dark"
     tools:context=".MainActivity">
 
     <androidx.recyclerview.widget.RecyclerView

diff --git a/app/src/main/res/layout/user_layout.xml b/app/src/main/res/layout/user_layout.xml
@@ -3,13 +3,12 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:background="@color/item_background">
+    android:layout_height="wrap_content">
 
     <ImageView
         android:id="@+id/userAvatar"
-        android:layout_width="50dp"
-        android:layout_height="50dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
         android:layout_marginStart="16dp"
         android:layout_marginLeft="16dp"
         android:layout_marginTop="16dp"
@@ -21,10 +20,9 @@
         android:id="@+id/usename"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginStart="67dp"
-        android:layout_marginLeft="67dp"
+        android:layout_marginStart="16dp"
+        android:layout_marginLeft="16dp"
         android:text="TextView"
-        android:textColor="@android:color/white"
         android:textSize="18sp"
         app:layout_constraintBottom_toBottomOf="@+id/userAvatar"
         app:layout_constraintStart_toEndOf="@+id/userAvatar"
@@ -39,7 +37,7 @@
         android:layout_marginTop="8dp"
         android:layout_marginEnd="1dp"
         android:layout_marginRight="1dp"
-        android:background="@android:color/white"
+        android:background="#F1F0F0"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toEndOf="@+id/userAvatar"
         app:layout_constraintTop_toBottomOf="@+id/userAvatar" />

diff --git a/art/Screen2.png b/art/Screen2.png
diff --git a/art/screen2.jpg b/art/screen2.jpg
diff --git a/avatargenlib/src/main/java/com/avatarfirst/avatargenlib/AvatarGenerator.kt b/avatargenlib/src/main/java/com/avatarfirst/avatargenlib/AvatarGenerator.kt
@@ -5,38 +5,165 @@ import android.graphics.*
 import android.graphics.Bitmap.Config.ARGB_8888
 import android.graphics.drawable.BitmapDrawable
 import android.text.TextPaint
-import android.util.Log
 import java.util.*
 
 /**
  * Created by Korir on 1/21/20.
  */
-class AvatarGenerator {
+class AvatarGenerator(private val builder: AvatarBuilder) {
+
+    class AvatarBuilder(private val context: Context) {
+
+        private var textSize = 100
+        private var size = 14
+        private var name = " "
+        private var backgroundColor: Int? = null
+        private var shapeType = AvatarConstants.CIRCLE
+
+
+        fun setTextSize(textSize: Int) = apply {
+            this.textSize = textSize
+        }
+
+        fun setAvatarSize(int: Int) = apply {
+            this.size = int
+        }
+
+        fun setLabel(label: String) = apply {
+            this.name = label
+        }
+
+        fun setBackgroundColor(color: Int) = apply {
+            this.backgroundColor = color
+        }
+
+        fun toSquare() = apply {
+            this.shapeType = AvatarConstants.RECTANGLE
+        }
+
+        fun toCircle() = apply {
+            this.shapeType = AvatarConstants.CIRCLE
+        }
+
+
+        fun build(): BitmapDrawable {
+            return avatarImageGenerate(
+                context,
+                size,
+                shapeType,
+                name,
+                textSize,
+                AvatarConstants.COLOR700
+            )
+        }
+
+
+        private fun avatarImageGenerate(
+            context: Context,
+            size: Int,
+            shape: Int,
+            name: String,
+            textSize: Int,
+            colorModel: Int
+        ): BitmapDrawable {
+            uiContext = context
+
+            texSize = calTextSize(textSize)
+            val label = firstCharacter(name)
+            val textPaint = textPainter()
+            val painter = painter()
+            painter.isAntiAlias = true
+            val areaRect = Rect(0, 0, size, size)
+
+            if (shape == 0) {
+                val firstLetter = firstCharacter(name)
+                val r = firstLetter[0]
+                painter.color = backgroundColor ?: RandomColors(colorModel).getColor()
+            } else {
+                painter.color = Color.TRANSPARENT
+            }
+
+            val bitmap = Bitmap.createBitmap(size, size, ARGB_8888)
+            val canvas = Canvas(bitmap)
+            canvas.drawRect(areaRect, painter)
+
+            //reset painter
+            if (shape == 0) {
+                painter.color = Color.TRANSPARENT
+            } else {
+                val firstLetter = firstCharacter(name)
+                val r = firstLetter[0]
+                painter.color = backgroundColor ?: RandomColors(colorModel).getColor()
+            }
+
+            val bounds = RectF(areaRect)
+            bounds.right = textPaint.measureText(label, 0, 1)
+            bounds.bottom = textPaint.descent() - textPaint.ascent()
+
+            bounds.left += (areaRect.width() - bounds.right) / 2.0f
+            bounds.top += (areaRect.height() - bounds.bottom) / 2.0f
+
+            canvas.drawCircle(size.toFloat() / 2, size.toFloat() / 2, size.toFloat() / 2, painter)
+            canvas.drawText(label, bounds.left, bounds.top - textPaint.ascent(), textPaint)
+            return BitmapDrawable(uiContext.resources, bitmap)
+
+        }
+
+        private fun firstCharacter(name: String): String {
+            if (name.isEmpty()) {
+                return "-"
+            }
+            return name.first().toString()
+        }
+
+        private fun textPainter(): TextPaint {
+            val textPaint = TextPaint()
+            textPaint.isAntiAlias = true
+            textPaint.textSize = texSize * uiContext.resources.displayMetrics.scaledDensity
+            textPaint.color = Color.WHITE
+            return textPaint
+        }
+
+        private fun painter(): Paint {
+            return Paint()
+        }
+
+        private fun calTextSize(size: Int): Float {
+            return (size).toFloat()
+        }
+
+    }
+
+
+    /**
+     * Deprecate and will be removed
+     */
     companion object {
         private lateinit var uiContext: Context
         private var texSize = 0F
 
+        @Deprecated("Switch to using builder method")
         fun avatarImage(context: Context, size: Int, shape: Int, name: String): BitmapDrawable {
             return avatarImageGenerate(context, size, shape, name, AvatarConstants.COLOR700)
         }
 
 
         fun avatarImage(
-                context: Context,
-                size: Int,
-                shape: Int,
-                name: String,
-                colorModel: Int
+            context: Context,
+            size: Int,
+            shape: Int,
+            name: String,
+            colorModel: Int
         ): BitmapDrawable {
             return avatarImageGenerate(context, size, shape, name, colorModel)
         }
 
         private fun avatarImageGenerate(
-                context: Context,
-                size: Int,
-                shape: Int,
-                name: String,
-                colorModel: Int
+            context: Context,
+            size: Int,
+            shape: Int,
+            name: String,
+            colorModel: Int
         ): BitmapDrawable {
             uiContext = context
 
@@ -99,7 +226,7 @@ class AvatarGenerator {
         }
 
         private fun calTextSize(size: Int): Float {
-            return (size / 3.125).toFloat()
+            return (size).toFloat()
         }
     }
 }