Intro (#100)v1.4.1

* Create base activity

* Created some testers

* Update theme and fix mess up

* Update theme and replace paint

* WIP intro drawables

* Create intro screens

* Clear unnecessary dependencies

* Finalize intro panels

* Clean up intro

* Attack intro to settings

* Fix lint

* Finalize intro

9 files changed, 281 insertions, 8 deletions

diff --git a/app/src/main/res/layout/activity_image_textless.xml b/app/src/main/res/layout/activity_image_textless.xml
index 3c0cc685..c5da87e6 100644
--- a/app/src/main/res/layout/activity_image_textless.xml
+++ b/app/src/main/res/layout/activity_image_textless.xml
@@ -24,7 +24,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="end|bottom"
-        android:layout_margin="@dimen/fab_margin"
+        android:layout_margin="@dimen/kau_fab_margin"
         android:visibility="invisible" />
 
 </android.support.design.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_intro.xml b/app/src/main/res/layout/activity_intro.xml
new file mode 100644
index 00000000..839e33a9
--- /dev/null
+++ b/app/src/main/res/layout/activity_intro.xml
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:fitsSystemWindows="true">
+
+    <ca.allanwang.kau.ui.views.RippleCanvas
+        android:id="@+id/intro_ripple"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <android.support.constraint.Guideline
+        android:id="@+id/intro_bar_guide"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_end="@dimen/intro_bar_height" />
+
+    <android.support.v4.view.ViewPager
+        android:id="@+id/intro_viewpager"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toTopOf="@id/intro_bar_guide"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <Button
+        android:id="@+id/intro_skip"
+        style="@style/IntroBarButton"
+        android:layout_width="wrap_content"
+        android:layout_height="0dp"
+        android:text="@string/skip"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_bar_guide" />
+
+    <ca.allanwang.kau.ui.widgets.InkPageIndicator
+        android:id="@+id/intro_indicator"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.5"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_bar_guide"
+        app:layout_constraintVertical_bias="0.5" />
+
+    <ImageButton
+        android:id="@+id/intro_next"
+        style="@style/IntroBarButton"
+        android:layout_width="wrap_content"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_bar_guide" />
+
+</android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 0da7f179..440cbba3 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -43,7 +43,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="end|bottom"
-        android:layout_margin="@dimen/fab_margin"
+        android:layout_margin="@dimen/kau_fab_margin"
         android:visibility="gone" />
 
 </android.support.design.widget.CoordinatorLayout>
diff --git a/app/src/main/res/layout/activity_selector.xml b/app/src/main/res/layout/activity_selector.xml
index e3e9642a..a5f90aab 100644
--- a/app/src/main/res/layout/activity_selector.xml
+++ b/app/src/main/res/layout/activity_selector.xml
@@ -5,17 +5,17 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:id="@+id/container"
-    android:paddingBottom="@dimen/activity_vertical_margin"
-    android:paddingEnd="@dimen/activity_horizontal_margin"
-    android:paddingStart="@dimen/activity_horizontal_margin"
-    android:paddingTop="@dimen/activity_vertical_margin">
+    android:paddingBottom="@dimen/kau_activity_vertical_margin"
+    android:paddingEnd="@dimen/kau_activity_horizontal_margin"
+    android:paddingStart="@dimen/kau_activity_horizontal_margin"
+    android:paddingTop="@dimen/kau_activity_vertical_margin">
 
     <android.support.v7.widget.AppCompatTextView
         android:id="@+id/text_select_account"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="center_horizontal"
-        android:layout_marginTop="@dimen/activity_vertical_margin"
+        android:layout_marginTop="@dimen/kau_activity_vertical_margin"
         android:text="@string/select_facebook_account"
         android:textColor="@android:color/white"
         app:layout_constraintEnd_toEndOf="parent"
diff --git a/app/src/main/res/layout/intro_end.xml b/app/src/main/res/layout/intro_end.xml
new file mode 100644
index 00000000..10132546
--- /dev/null
+++ b/app/src/main/res/layout/intro_end.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:id="@+id/intro_end_container"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:id="@id/intro_title"
+        style="@style/IntroTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/intro_end"
+        app:layout_constraintBottom_toTopOf="@+id/intro_image"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_chainStyle="spread" />
+
+    <ImageView
+        android:id="@id/intro_image"
+        android:layout_width="120dp"
+        android:layout_height="120dp"
+        android:scaleType="fitCenter"
+        android:src="@drawable/frost_f_256"
+        app:layout_constraintBottom_toTopOf="@id/intro_desc"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_title"
+        tools:layout_editor_absoluteX="112dp" />
+
+    <TextView
+        android:id="@id/intro_desc"
+        style="@style/IntroSubTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/intro_tap_to_exit"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_image" />
+
+</android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/intro_image.xml b/app/src/main/res/layout/intro_image.xml
new file mode 100644
index 00000000..5b1e317d
--- /dev/null
+++ b/app/src/main/res/layout/intro_image.xml
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:id="@id/intro_title"
+        style="@style/IntroTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:lines="1"
+        android:padding="@dimen/kau_padding_large"
+        app:layout_constraintBottom_toTopOf="@id/intro_image"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_chainStyle="spread" />
+
+    <ImageView
+        android:id="@id/intro_image"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:padding="@dimen/kau_padding_large"
+        android:scaleType="fitCenter"
+        app:layout_constraintBottom_toTopOf="@id/intro_desc"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_title"
+        tools:layout_editor_absoluteX="112dp" />
+
+    <TextView
+        android:id="@id/intro_desc"
+        style="@style/IntroSubTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:lines="3"
+        android:padding="@dimen/kau_padding_large"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_image" />
+
+</android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/intro_theme.xml b/app/src/main/res/layout/intro_theme.xml
new file mode 100644
index 00000000..2a8cead3
--- /dev/null
+++ b/app/src/main/res/layout/intro_theme.xml
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:id="@id/intro_title"
+        style="@style/IntroTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/intro_select_theme"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.5"
+        app:layout_constraintVertical_bias="0.15"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <Button
+        android:id="@+id/intro_theme_light"
+        style="@style/IntroButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/kau_light"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.25"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_title"
+        app:layout_constraintVertical_bias="0.33"
+        tools:layout_editor_absoluteX="112dp" />
+
+    <Button
+        android:id="@+id/intro_theme_dark"
+        style="@style/IntroButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/kau_dark"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.75"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_title"
+        app:layout_constraintVertical_bias="0.33"
+        tools:layout_editor_absoluteX="112dp" />
+
+    <Button
+        android:id="@+id/intro_theme_amoled"
+        style="@style/IntroButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/kau_amoled"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.25"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_title"
+        app:layout_constraintVertical_bias="0.66"
+        tools:layout_editor_absoluteX="112dp" />
+
+    <Button
+        android:id="@+id/intro_theme_glass"
+        style="@style/IntroButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/kau_glass"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.75"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_title"
+        app:layout_constraintVertical_bias="0.66"
+        tools:layout_editor_absoluteX="112dp" />
+
+
+</android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/intro_welcome.xml b/app/src/main/res/layout/intro_welcome.xml
new file mode 100644
index 00000000..b53af755
--- /dev/null
+++ b/app/src/main/res/layout/intro_welcome.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:id="@id/intro_title"
+        style="@style/IntroTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/intro_welcome_to_frost"
+        app:layout_constraintBottom_toTopOf="@id/intro_image"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_chainStyle="spread" />
+
+    <ImageView
+        android:id="@id/intro_image"
+        android:layout_width="120dp"
+        android:layout_height="120dp"
+        android:scaleType="fitCenter"
+        android:src="@drawable/frost_f_256"
+        app:layout_constraintBottom_toTopOf="@id/intro_desc"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_title"
+        tools:layout_editor_absoluteX="112dp" />
+
+    <TextView
+        android:id="@id/intro_desc"
+        style="@style/IntroSubTitle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/intro_slide_to_continue"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/intro_image" />
+
+</android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/view_account.xml b/app/src/main/res/layout/view_account.xml
index 92486184..63d3e9cd 100644
--- a/app/src/main/res/layout/view_account.xml
+++ b/app/src/main/res/layout/view_account.xml
@@ -3,7 +3,7 @@
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
     android:orientation="vertical"
-    android:padding="@dimen/activity_vertical_margin">
+    android:padding="@dimen/kau_activity_vertical_margin">
 
     <ImageView
         android:id="@+id/account_image"