### Full Glide BlurTransformation Example with Error Handling

Source: https://context7.com/qmdeve/qmblurview/llms.txt

A comprehensive example of using Glide's BlurTransformation with placeholders, error images, and disk caching. This ensures robust image loading.

```java
Glide.with(context)
    .load(imageUrl)
    .transform(new BlurTransformation(25f))
    .placeholder(R.drawable.placeholder)
    .error(R.drawable.error)
    .diskCacheStrategy(DiskCacheStrategy.ALL)
    .into(imageView);
```

--------------------------------

### Picasso Blur Transformation Examples

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Demonstrates how to apply the BlurTransformation to images loaded with Picasso. Supports default and custom blur radii, rounded corners, and includes error handling with placeholders.

```java
Picasso.get()
    .load(imageUrl)
    .transform(new BlurTransformation())
    .into(imageView);
```

```java
Picasso.get()
    .load(imageUrl)
    .transform(new BlurTransformation(30f))
    .into(imageView);
```

```java
Picasso.get()
    .load(imageUrl)
    .transform(new BlurTransformation(25f, 16f)) // radius, cornerRadius
    .into(imageView);
```

```java
Picasso.get()
    .load(imageUrl)
    .transform(new BlurTransformation(20f, 8f))
    .placeholder(R.drawable.placeholder)
    .error(R.drawable.error)
    .into(imageView);
```

--------------------------------

### Configure QmBlur CMake Project

Source: https://github.com/qmdeve/qmblurview/blob/master/core/src/main/cpp/CMakeLists.txt

Sets up the CMake build system for the QmBlur project, defining the minimum required version and project name.

```cmake
cmake_minimum_required(VERSION 3.22.1)
project("QmBlur")
```

--------------------------------

### Programmatic Configuration of BlurBottomNavigationView

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Configure BlurBottomNavigationView programmatically, including binding to ViewPager2, setting menus, colors, blur properties, tab styling, and listeners. Remember to release resources when done.

```java
BlurBottomNavigationView bottomNav = findViewById(R.id.bottomNav);
ViewPager2 viewPager = findViewById(R.id.viewPager);

// Bind with ViewPager2 for automatic synchronization
bottomNav.bind(viewPager);

// Or bind with ViewPager (legacy)
// bottomNav.bind(viewPager1);

// Set menu programmatically
bottomNav.setMenu(R.menu.bottom_nav_menu);

// Set colors
bottomNav.setSelectedColor(Color.parseColor("#007AFF"));
bottomNav.setUnselectedColor(Color.parseColor("#8E8E93"));

// Set blur properties
bottomNav.setBlurRadius(25f);
bottomNav.setOverlayColor(0xEEFFFFFF);

// Set tab styling
bottomNav.setIconSize(24f);
bottomNav.setTextSize(12f);
bottomNav.setTextBold(false);

// Manually select a tab
bottomNav.setSelectedTab(1);

// Get current selection
int currentTab = bottomNav.getCurrentSelected();

// Listen for tab selection changes
bottomNav.setOnTabSelectedListener((newPosition, oldPosition) -> {
    Log.d("Navigation", "Switched from tab " + oldPosition + " to " + newPosition);
});

// Release resources when done
bottomNav.release();
```

--------------------------------

### Bottom Navigation Menu Resource

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Define menu items for BlurBottomNavigationView in an XML resource file. Each item requires an ID, icon, and title.

```xml
<menu xmlns:android="http://schemas.android.com/apk/res/android">
    <item
        android:id="@+id/nav_home"
        android:icon="@drawable/ic_home"
        android:title="Home" />
    <item
        android:id="@+id/nav_search"
        android:icon="@drawable/ic_search"
        android:title="Search" />
    <item
        android:id="@+id/nav_profile"
        android:icon="@drawable/ic_profile"
        android:title="Profile" />
</menu>
```

--------------------------------

### Set Linker Options for QmBlur

Source: https://github.com/qmdeve/qmblurview/blob/master/core/src/main/cpp/CMakeLists.txt

Applies a specific linker option to the QmBlur project to set the maximum page size to 16384 bytes.

```cmake
target_link_options(${CMAKE_PROJECT_NAME} PRIVATE "-Wl,-z,max-page-size=16384")
```

--------------------------------

### Find System Libraries

Source: https://github.com/qmdeve/qmblurview/blob/master/core/src/main/cpp/CMakeLists.txt

Locates the 'log' and 'jnigraphics' libraries, which are necessary for Android NDK development.

```cmake
find_library(
        log-lib
        log
)

find_library(
        jni-graphics-lib
        jnigraphics
)
```

--------------------------------

### Programmatic Configuration of BlurFloatingButtonView

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Configure BlurFloatingButtonView programmatically by setting its icon, size, corner radius, colors, blur radius, position, and click/long press listeners.

```java
BlurFloatingButtonView fab = findViewById(R.id.fab);

// Set icon from resource
fab.setIcon(R.drawable.ic_add);

// Or set icon drawable
fab.setIconDrawable(ContextCompat.getDrawable(this, R.drawable.ic_edit));

// Set icon tint color
fab.setIconTint(Color.WHITE);

// Set icon size in DP
fab.setIconSize(28f);

// Set button size in DP
fab.setButtonSize(60f);

// Set corner radius
fab.setCornerRadius(16f);

// Set overlay color
fab.setOverlayColor(Color.WHITE);

// Set blur radius
fab.setBlurRadius(20f);

// Set position (LEFT or RIGHT)
fab.setPosition(BlurFloatingButtonView.POSITION_RIGHT);
// fab.setPosition(BlurFloatingButtonView.POSITION_LEFT);

// Set click listener
fab.setOnClickListener(v -> {
    createNewItem();
});

// Set long press listener
fab.setOnLongPressListener(view -> {
    showContextMenu();
});
```

--------------------------------

### Create QmBlur Shared Library

Source: https://github.com/qmdeve/qmblurview/blob/master/core/src/main/cpp/CMakeLists.txt

Defines the QmBlur library as a shared library, including the native source file.

```cmake
add_library(
        QmBlur
        SHARED
        BlurNative.c
)
```

--------------------------------

### ProgressiveBlurView Programmatic Configuration

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Configure ProgressiveBlurView properties like gradient direction, blur radius, and overlay color programmatically. Ensure the view is found by its ID.

```java
// Programmatic configuration
ProgressiveBlurView progressiveBlur = findViewById(R.id.progressiveBlur);

// Set gradient direction
// Options: DIRECTION_TOP_TO_BOTTOM (0), DIRECTION_BOTTOM_TO_TOP (1),
//          DIRECTION_LEFT_TO_RIGHT (2), DIRECTION_RIGHT_TO_LEFT (3)
progressiveBlur.setGradientDirection(ProgressiveBlurView.DIRECTION_TOP_TO_BOTTOM);

// Set blur radius
progressiveBlur.setBlurRadius(30f);

// Set overlay color (applied as gradient)
progressiveBlur.setOverlayColor(0xAAFFFFFF);

// Or use color resource
progressiveBlur.setOverlayColorRes(R.color.blur_overlay);
```

--------------------------------

### BlurSwitchButtonView Programmatic Configuration

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Programmatically control the BlurSwitchButtonView's state, colors, and mode. Set checked state with or without animation, toggle, and listen for changes.

```java
// Programmatic configuration
BlurSwitchButtonView switchView = findViewById(R.id.blurSwitch);

// Set checked state
switchView.setChecked(true, true); // (checked, animate)

// Toggle state
switchView.toggle();

// Check current state
boolean isChecked = switchView.isChecked();

// Set base color for blur mode
switchView.setBaseColor(Color.parseColor("#0161F2"));

// Switch to solid color mode
switchView.setUseSolidColorMode(true);

// Set solid colors for on/off states
switchView.setSolidColors(
    Color.parseColor("#34C759"),  // On color (green)
    Color.parseColor("#E5E5EA")   // Off color (gray)
);

// Listen for state changes
switchView.setOnCheckedChangeListener(isChecked -> {
    if (isChecked) {
        enableFeature();
    } else {
        disableFeature();
    }
});
```

--------------------------------

### Link Libraries to QmBlur

Source: https://github.com/qmdeve/qmblurview/blob/master/core/src/main/cpp/CMakeLists.txt

Links the found 'log' and 'jnigraphics' libraries to the QmBlur target library.

```cmake
target_link_libraries(
        QmBlur
        ${log-lib}
        ${jni-graphics-lib}
)
```

--------------------------------

### XML Layout for BlurBottomNavigationView

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Declare a BlurBottomNavigationView in your layout, specifying the menu resource and various styling attributes for blur, colors, and item sizes.

```xml
<com.qmdeve.blurview.widget.BlurBottomNavigationView
    android:id="@+id/bottomNav"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_gravity="bottom"
    app:menu="@menu/bottom_nav_menu"
    app:navBlurRadius="25dp"
    app:navOverlayColor="#EEFFFFFF"
    app:navSelectedColor="#007AFF"
    app:navUnselectedColor="#8E8E93"
    app:item_iconSize="24dp"
    app:item_textSize="12sp"
    app:item_textBold="false" />
```

--------------------------------

### Programmatically Configure BlurButtonView

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Configure BlurButtonView properties such as text, text styling, icon, corner radius, and gravity programmatically. You can also set click listeners and enable/disable the button.

```java
// Programmatic configuration
BlurButtonView blurButton = findViewById(R.id.blurButton);

// Set button textlurButton.setText("Submit");

// Set text stylinglurButton.setTextSize(18f); // in SP
blurButton.setTextColor(Color.BLACK);
blurButton.setTextColorPressed(Color.GRAY);
blurButton.setTextBold(true);

// Set icon from resourcelurButton.setIconResource(R.drawable.ic_send);
blurButton.setIconSize(24); // in DP
blurButton.setIconPadding(8); // in DP
blurButton.setIconTintColor(Color.DKGRAY);

// Set corner radius
blurButton.setButtonCornerRadius(16f);

// Set gravity for content alignment
blurButton.setGravity(Gravity.CENTER);

// Set click listener
blurButton.setOnClickListener(v -> {
    Toast.makeText(this, "Button clicked!", Toast.LENGTH_SHORT).show();
});

// Enable/disable button
blurButton.setEnabled(false);
```

--------------------------------

### Programmatically Configure BlurView

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Configure BlurView properties like blur radius, overlay color, corner radius, downsample factor, and blur rounds programmatically in your Java/Kotlin code. Remember to release resources when done.

```java
// Programmatic configuration
BlurView blurView = findViewById(R.id.blurView);

// Set blur intensity (higher value = more blur)
blurView.setBlurRadius(30f);

// Set overlay color with transparency
blurView.setOverlayColor(0xAAFFFFFF); // Semi-transparent white

// Set corner radius for rounded corners
blurView.setCornerRadius(24f);

// Set downsample factor for performance (higher = faster but lower quality)
blurView.setDownsampleFactor(3f);

// Set blur iterations for stronger blur effect
blurView.setBlurRounds(3);

// Get the blurred bitmap if needed
Bitmap blurredBitmap = blurView.getBlurredBitmap();

// Release resources when done
blurView.release();
```

--------------------------------

### Configure BlurButtonView in XML Layout

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Define a BlurButtonView in your XML layout to create a button with a real-time blur background. Customize text, icon, colors, corner radius, and text boldness.

```xml
<!-- XML Layout Usage -->
<com.qmdeve.blurview.widget.BlurButtonView
    android:id="@+id/blurButton"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="Click Me"
    android:textSize="16sp"
    android:textColor="#000000"
    android:icon="@drawable/ic_star"
    android:gravity="center"
    app:blurRadius="20dp"
    app:overlayColor="#AAFFFFFF"
    app:buttonCornerRadius="12dp"
    app:buttonTextBold="true"
    app:buttonIconSize="24dp"
    app:buttonIconPadding="8dp"
    app:buttonIconTint="#333333"
    app:buttonTextColorPressed="#666666"
    app:buttonTextColorDisabled="#999999" />
```

--------------------------------

### BlurSwitchButtonView XML Layout (Solid Color Mode)

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Define a BlurSwitchButtonView in XML for solid color mode. Set 'useSolidColorMode' to true and specify 'solidOnColor' and 'solidOffColor'.

```xml
<!-- XML Layout Usage - Solid Color Mode -->
<com.qmdeve.blurview.widget.BlurSwitchButtonView
    android:id="@+id/solidSwitch"
    android:layout_width="60dp"
    android:layout_height="30dp"
    app:useSolidColorMode="true"
    app:solidOnColor="#34C759"
    app:solidOffColor="#E5E5EA" />
```

--------------------------------

### XML Layout for BlurFloatingButtonView

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Use this XML to declare a BlurFloatingButtonView in your layout file. It supports standard layout attributes.

```xml
<com.qmdeve.blurview.widget.BlurFloatingButtonView
    android:id="@+id/fab"
    android:layout_width="55dp"
    android:layout_height="55dp" />
```

--------------------------------

### BlurSwitchButtonView XML Layout (Blur Mode)

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Define a BlurSwitchButtonView in XML for blur mode. Set the base color and ensure 'useSolidColorMode' is false.

```xml
<!-- XML Layout Usage - Blur Mode -->
<com.qmdeve.blurview.widget.BlurSwitchButtonView
    android:id="@+id/blurSwitch"
    android:layout_width="60dp"
    android:layout_height="30dp"
    app:baseColor="#0161F2"
    app:useSolidColorMode="false" />
```

--------------------------------

### Glide BlurTransformation with Other Transformations

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Combine BlurTransformation with other Glide transformations like CenterCrop. Ensure the order of transformations is appropriate for the desired effect.

```java
Glide.with(context)
    .load(imageUrl)
    .transform(
        new CenterCrop(),
        new BlurTransformation(20f, 12f)
    )
    .into(imageView);
```

--------------------------------

### BlurTitlebarView Programmatic Configuration

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Configure BlurTitlebarView properties like title, subtitle, back button visibility, icons, and click listeners programmatically. Supports animated title centering.

```java
// Programmatic configuration
BlurTitlebarView titlebar = findViewById(R.id.blurTitlebar);

// Set title and subtitle
titlebar.setTitle("Settings");
titlebar.setSubtitle("Account settings");

// Show/hide back button
titlebar.setShowBack(true);

// Set custom back icon
titlebar.setBackIcon(ContextCompat.getDrawable(this, R.drawable.ic_arrow_back));
titlebar.setBackIconTint(Color.BLACK);

// Set menu text or icon (mutually exclusive - icon takes priority)
titlebar.setMenuText("Done");
titlebar.setMenuIcon(ContextCompat.getDrawable(this, R.drawable.ic_settings));
titlebar.setMenuIconTint(Color.BLACK);

// Center or left-align title (with animation)
titlebar.setCenterTitle(true);

// Set click listeners
titlebar.setOnBackClickListener(() -> {
    finish(); // Close activity
});

titlebar.setOnMenuClickListener(() -> {
    // Handle menu action
    saveSettings();
});
```

--------------------------------

### Add QmBlurView Dependencies to build.gradle

Source: https://github.com/qmdeve/qmblurview/blob/master/README.md

Include these dependencies in your module's build.gradle file to integrate QmBlurView into your Android project. The core library is required, while navigation and image loading transformations are optional.

```gradle
dependencies {
    // Core Library (Required)
    implementation 'com.qmdeve.blurview:core:1.1.4'

    // Navigation Support (Optional)
    implementation 'com.qmdeve.blurview:navigation:1.1.4'

    // Image Loading Transformations (Optional - Glide/Picasso)
    implementation 'com.qmdeve.blurview:transform:1.1.4'
}
```

--------------------------------

### Configure BlurView in XML Layout

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Use the BlurView component in your XML layout to apply real-time Gaussian blur effects to the underlying content. Customize blur radius, overlay color, corner radius, and downsample factor.

```xml
<!-- XML Layout Usage -->
<com.qmdeve.blurview.widget.BlurView
    android:id="@+id/blurView"
    android:layout_width="match_parent"
    android:layout_height="200dp"
    app:blurRadius="25dp"
    app:overlayColor="#AAFFFFFF"
    app:cornerRadius="16dp"
    app:downsampleFactor="2.5" />
```

--------------------------------

### BlurTitlebarView XML Layout

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Integrate BlurTitlebarView into your layout using XML. Customize title, subtitle, colors, back button, and menu actions with attributes.

```xml
<!-- XML Layout Usage -->
<com.qmdeve.blurview.widget.BlurTitlebarView
    android:id="@+id/blurTitlebar"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    app:blurRadius="25dp"
    app:overlayColor="#AAFFFFFF"
    app:titleText="Page Title"
    app:subtitleText="Subtitle text"
    app:titleTextColor="#000000"
    app:subtitleTextColor="#666666"
    app:showBack="true"
    app:backIcon="@drawable/ic_back"
    app:backIconTint="#333333"
    app:centerTitle="false"
    app:menuText="Save"
    app:menuTextColor="#007AFF"
    app:menuIcon="@drawable/ic_menu"
    app:menuIconTint="#333333" />
```

--------------------------------

### ProgressiveBlurView XML Layout

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Use this XML to add a ProgressiveBlurView to your layout. Configure blur radius, overlay color, and direction via attributes.

```xml
<!-- XML Layout Usage -->
<com.qmdeve.blurview.widget.ProgressiveBlurView
    android:id="@+id/progressiveBlur"
    android:layout_width="match_parent"
    android:layout_height="100dp"
    app:progressiveBlurRadius="25dp"
    app:progressiveOverlayColor="#AAFFFFFF"
    app:progressiveDirection="topToBottom" />

<!-- Direction options: topToBottom, bottomToTop, leftToRight, rightToLeft -->
```

--------------------------------

### BlurSwitchButtonView XML Attributes

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Reference for XML attributes specific to BlurSwitchButtonView. These attributes define base colors, whether to use solid colors, and specific colors for the on/off states.

```xml
<attr name="baseColor" format="color" />           <!-- Base color for blur mode -->
```

```xml
<attr name="useSolidColorMode" format="boolean" /> <!-- Use solid colors instead of blur -->
```

```xml
<attr name="solidOnColor" format="color" />        <!-- Color when checked -->
```

```xml
<attr name="solidOffColor" format="color" />       <!-- Color when unchecked -->
```

--------------------------------

### Glide BlurTransformation with Rounded Corners

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Apply blur and rounded corners to images using Glide's BlurTransformation. Provide both the blur radius and the corner radius.

```java
Glide.with(context)
    .load(imageUrl)
    .transform(new BlurTransformation(25f, 16f)) // radius, cornerRadius
    .into(imageView);
```

--------------------------------

### BlurView XML Attributes

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Reference for XML attributes used to configure BlurView components. These control blur intensity, overlay color, corner radius, and performance.

```xml
<attr name="blurRadius" format="dimension" />      <!-- Blur intensity (default: 25dp) -->
```

```xml
<attr name="overlayColor" format="color" />        <!-- Overlay tint color -->
```

```xml
<attr name="cornerRadius" format="dimension" />    <!-- Corner radius for rounded edges -->
```

```xml
<attr name="downsampleFactor" format="float" />    <!-- Performance factor (higher = faster) -->
```

--------------------------------

### BlurButtonView XML Attributes

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Reference for XML attributes specific to BlurButtonView. Includes standard text attributes and custom properties for button appearance and behavior.

```xml
<attr name="android:text" />                       <!-- Button text -->
```

```xml
<attr name="android:textSize" />                   <!-- Text size -->
```

```xml
<attr name="android:textColor" />                  <!-- Text color -->
```

```xml
<attr name="android:icon" />                       <!-- Button icon -->
```

```xml
<attr name="android:gravity" />                    <!-- Content alignment -->
```

```xml
<attr name="buttonCornerRadius" format="dimension" />
```

```xml
<attr name="buttonTextBold" format="boolean" />
```

```xml
<attr name="buttonTextColorPressed" format="color" />
```

```xml
<attr name="buttonTextColorDisabled" format="color" />
```

```xml
<attr name="buttonIconSize" format="dimension" />
```

```xml
<attr name="buttonIconPadding" format="dimension" />
```

```xml
<attr name="buttonIconTint" format="color" />
```

--------------------------------

### Glide BlurTransformation with Custom Radius

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Apply a blur effect with a custom blur radius using Glide's BlurTransformation. Specify the desired radius in pixels.

```java
Glide.with(context)
    .load(imageUrl)
    .transform(new BlurTransformation(30f))
    .into(imageView);
```

--------------------------------

### ProgressiveBlurView XML Attributes

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Reference for XML attributes used to configure ProgressiveBlurView. These attributes control the blur radius, overlay color, and the direction of the progressive blur effect.

```xml
<attr name="progressiveBlurRadius" format="dimension" />
```

```xml
<attr name="progressiveOverlayColor" format="color" />
```

```xml
<attr name="progressiveDirection" format="enum">
    <enum name="topToBottom" value="0" />
    <enum name="bottomToTop" value="1" />
    <enum name="leftToRight" value="2" />
    <enum name="rightToLeft" value="3" />
</attr>
```

--------------------------------

### Basic Glide BlurTransformation

Source: https://context7.com/qmdeve/qmblurview/llms.txt

Apply a basic blur effect to images loaded with Glide using the BlurTransformation. The default blur radius is 25.

```java
Glide.with(context)
    .load(imageUrl)
    .transform(new BlurTransformation())
    .into(imageView);
```

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