"""
Text Texture Generator - Property Groups

This module contains all property group definitions for the text texture generator addon.
Extracted property definitions include:
- TEXT_TEXTURE_ImageOverlay: Single image overlay configuration
- TEXT_TEXTURE_Preset: Preset storage metadata  
- TEXT_TEXTURE_Properties: Main property group with all texture generation settings
"""

import bpy
from bpy.types import PropertyGroup
from bpy.props import (
    StringProperty, IntProperty, FloatVectorProperty, FloatProperty, 
    BoolProperty, EnumProperty, CollectionProperty, PointerProperty
)
import os

# Import update functions from the main module (will need to be adjusted during integration)
def update_live_preview(self, context):
    """Update preview when properties change"""
    if not hasattr(context, 'scene'):
        return
    
    props = context.scene.text_texture_props
    
    print(f"DEBUG: update_live_preview called, is_updating: {props.is_updating}")
    
    # Always update preview unless already updating
    if not props.is_updating:
        print("DEBUG: Triggering preview generation from property update")
        # Use a timer to debounce rapid property changes for better performance
        if hasattr(update_live_preview, '_timer'):
            bpy.app.timers.unregister(update_live_preview._timer)
        
        def delayed_preview():
            # Import generate_preview function (will need to be adjusted during integration)
            try:
                from . import generate_preview
                generate_preview(context)
            except ImportError:
                # Fallback during development
                print("DEBUG: generate_preview not available during extraction")
            return None  # Stop timer
        
        update_live_preview._timer = delayed_preview
        bpy.app.timers.register(delayed_preview, first_interval=0.1)

def get_font_enum_items(self, context):
    """Dynamic enum items for font selection"""
    items = [("default", "Default Font", "Use system default font", 0)]
    
    if not hasattr(get_font_enum_items, 'cached_fonts'):
        # Import get_system_fonts function (will need to be adjusted during integration)
        try:
            from ..utils.system import get_system_fonts
            get_font_enum_items.cached_fonts = get_system_fonts()
        except ImportError:
            # Fallback during development
            get_font_enum_items.cached_fonts = {}
    
    fonts = get_font_enum_items.cached_fonts
    
    for i, (font_name, font_path) in enumerate(sorted(fonts.items())[:50]):
        items.append((font_path, font_name, f"Font: {font_name}", i + 1))
    
    return items

class TEXT_TEXTURE_ImageOverlay(PropertyGroup):
    """Single image overlay item"""
    name: StringProperty(
        name="Image Name",
        description="Name identifier for this image overlay",
        default="Overlay",
        update=update_live_preview
    )
    
    image_path: StringProperty(
        name="Image File",
        description="Path to image file",
        subtype='FILE_PATH',
        default="",
        update=update_live_preview
    )
    
    x_position: FloatProperty(
        name="X Position",
        description="X position (0.0 = left, 1.0 = right)",
        default=0.5,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    y_position: FloatProperty(
        name="Y Position",
        description="Y position (0.0 = bottom, 1.0 = top)",
        default=0.5,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    scale: FloatProperty(
        name="Scale",
        description="Scale of the image",
        default=1.0,
        min=0.1,
        max=5.0,
        update=update_live_preview
    )
    
    rotation: FloatProperty(
        name="Rotation",
        description="Rotation in degrees",
        default=0.0,
        min=-360.0,
        max=360.0,
        update=update_live_preview
    )
    
    z_index: IntProperty(
        name="Z-Index",
        description="Layer order (0=text level, -1=below text, 1+=above text)",
        default=1,
        min=-10,
        max=10,
        update=update_live_preview
    )
    
    positioning_mode: EnumProperty(
        name="Positioning Mode",
        description="How the image overlay is positioned relative to the text",
        items=[
            ('ABSOLUTE', "Absolute", "Position overlay at absolute coordinates (legacy mode)"),
            ('APPEND', "Append", "Position overlay after the text content"),
            ('PREPEND', "Prepend", "Position overlay before the text content")
        ],
        default='ABSOLUTE',
        update=update_live_preview
    )
    
    text_spacing: FloatProperty(
        name="Text Spacing (%)",
        description="Spacing between text and image as percentage of canvas width (0-100%)",
        default=10.0,
        min=0.0,
        max=100.0,
        subtype='PERCENTAGE',
        update=update_live_preview
    )
    
    image_spacing: FloatProperty(
        name="Image Spacing (%)",
        description="Spacing between consecutive images as percentage of canvas width (0-100%)",
        default=5.0,
        min=0.0,
        max=100.0,
        subtype='PERCENTAGE',
        update=update_live_preview
    )
    
    enabled: BoolProperty(
        name="Enabled",
        description="Enable this image overlay",
        default=True,
        update=update_live_preview
    )

class TEXT_TEXTURE_Preset(PropertyGroup):
    """Single preset item"""
    name: StringProperty(
        name="Preset Name",
        description="Name of the preset",
        default="New Preset"
    )
    
    source: EnumProperty(
        name="Source",
        description="Where this preset is stored",
        items=[
            ('BLEND_FILE', 'Blend File', 'Preset stored in the blend file (travels with the file)'),
            ('PERSISTENT_FILE', 'Persistent File', 'Preset stored in persistent location (survives addon updates)'),
            ('LOCAL_FILE', 'Local File', 'Preset stored locally (legacy system)')
        ],
        default='BLEND_FILE'
    )

class TEXT_TEXTURE_Properties(PropertyGroup):
    """Properties for text texture generation"""
    
    is_updating: BoolProperty(default=False)
    
    preview_image: PointerProperty(
        type=bpy.types.Image,
        name="Preview Image"
    )
    
    # Collapsible section expand/collapse states
    expand_multiline: BoolProperty(
        name="Multiline Text",
        description="Show/hide Multiline Text section",
        default=False
    )
    
    expand_image_overlays: BoolProperty(
        name="Image Overlays",
        description="Show/hide Image Overlays section",
        default=False
    )
    
    expand_positioning: BoolProperty(
        name="Positioning & Layout",
        description="Show/hide Positioning & Layout section",
        default=False
    )
    
    expand_font_settings: BoolProperty(
        name="Font Settings",
        description="Show/hide Font Settings section",
        default=False
    )
    
    expand_preview_options: BoolProperty(
        name="Preview Options",
        description="Show/hide Preview Options section",
        default=False
    )
    
    expand_presets: BoolProperty(
        name="Presets",
        description="Show/hide Presets section",
        default=False
    )
    
    expand_colors: BoolProperty(
        name="Colors",
        description="Show/hide Colors section",
        default=False
    )
    
    text: StringProperty(
        name="Text",
        description="Text to render as texture",
        default="",
        maxlen=1024,
        update=update_live_preview
    )
    
    # Prepend/Append Text Properties
    prepend_text: StringProperty(
        name="Prepend Text",
        description="Text to prepend before main text",
        default="",
        maxlen=512,
        update=update_live_preview
    )
    
    append_text: StringProperty(
        name="Append Text",
        description="Text to append after main text",
        default="",
        maxlen=512,
        update=update_live_preview
    )
    
    prepend_margin: FloatProperty(
        name="Prepend Margin",
        description="Margin between prepend text and main text as percentage of font size",
        default=50.0,
        min=0.0,
        max=200.0,
        precision=1,
        update=update_live_preview
    )
    
    append_margin: FloatProperty(
        name="Append Margin",
        description="Margin between main text and append text as percentage of font size",
        default=50.0,
        min=0.0,
        max=200.0,
        precision=1,
        update=update_live_preview
    )
    
    prepend_append_layout: EnumProperty(
        name="Layout",
        description="Layout arrangement for prepend/main/append text",
        items=[
            ('HORIZONTAL', 'Horizontal', 'Arrange text horizontally: [prepend] [main] [append]'),
            ('VERTICAL', 'Vertical', 'Arrange text vertically: prepend above, main center, append below'),
        ],
        default='HORIZONTAL',
        update=update_live_preview
    )
    
    texture_width: IntProperty(
        name="Width",
        description="Texture width in pixels",
        default=1024,
        min=64,
        max=4096,
        update=update_live_preview
    )
    
    texture_height: IntProperty(
        name="Height",
        description="Texture height in pixels",
        default=1024,
        min=64,
        max=4096,
        update=update_live_preview
    )
    
    font_size: IntProperty(
        name="Font Size",
        description="Font size in pixels",
        default=96,
        min=8,
        max=500,
        update=update_live_preview
    )
    
    padding: IntProperty(
        name="Padding",
        description="Padding around text in pixels",
        default=20,
        min=0,
        max=200,
        update=update_live_preview
    )
    
    text_color: FloatVectorProperty(
        name="Text Color",
        description="Color of the text",
        subtype='COLOR',
        default=(1.0, 1.0, 1.0, 1.0),
        size=4,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    background_transparent: BoolProperty(
        name="Transparent Background",
        description="Use transparent background",
        default=True,
        update=update_live_preview
    )
    
    background_color: FloatVectorProperty(
        name="Background Color",
        description="Background color (when not transparent)",
        subtype='COLOR',
        default=(0.0, 0.0, 0.0, 1.0),
        size=4,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    font_path: EnumProperty(
        name="Font",
        description="Font to use for text rendering",
        items=get_font_enum_items,
        update=update_live_preview
    )
    
    custom_font_path: StringProperty(
        name="Custom Font File",
        description="Path to custom font file (.ttf, .otf)",
        subtype='FILE_PATH',
        default="",
        update=update_live_preview
    )
    
    use_custom_font: BoolProperty(
        name="Use Custom Font",
        description="Use custom font file instead of system fonts",
        default=False,
        update=update_live_preview
    )
    
    text_align: EnumProperty(
        name="Alignment",
        description="Text alignment",
        items=[
            ('left', 'Left', 'Align text to the left'),
            ('center', 'Center', 'Center text'),
            ('right', 'Right', 'Align text to the right'),
        ],
        default='center',
        update=update_live_preview
    )
    
    # ============================================================================
    # ENHANCED POSITIONING & ALIGNMENT PROPERTIES
    # ============================================================================
    
    # 9-point anchor system
    anchor_point: EnumProperty(
        name="Anchor Point",
        description="Text anchor position on canvas",
        items=[
            ('TOP_LEFT', 'Top Left', 'Position text from top-left corner'),
            ('TOP_CENTER', 'Top Center', 'Position text from top center'),
            ('TOP_RIGHT', 'Top Right', 'Position text from top-right corner'),
            ('MIDDLE_LEFT', 'Middle Left', 'Position text from middle-left'),
            ('MIDDLE_CENTER', 'Middle Center', 'Position text from center (default)'),
            ('MIDDLE_RIGHT', 'Middle Right', 'Position text from middle-right'),
            ('BOTTOM_LEFT', 'Bottom Left', 'Position text from bottom-left corner'),
            ('BOTTOM_CENTER', 'Bottom Center', 'Position text from bottom center'),
            ('BOTTOM_RIGHT', 'Bottom Right', 'Position text from bottom-right corner'),
        ],
        default='MIDDLE_CENTER',
        update=update_live_preview
    )
    
    # Position mode toggle
    position_mode: EnumProperty(
        name="Position Mode",
        description="Choose between preset anchor positions or manual positioning",
        items=[
            ('PRESET', 'Preset', 'Use anchor points with margins and offsets'),
            ('MANUAL', 'Manual', 'Manually specify X,Y coordinates'),
        ],
        default='PRESET',
        update=update_live_preview
    )
    
    # Percentage-based margins (0-50%)
    margin_x: FloatProperty(
        name="X Margin",
        description="Horizontal margin from edge as percentage (0-50%)",
        subtype='PERCENTAGE',
        default=0.0,
        min=0.0,
        max=50.0,
        precision=1,
        update=update_live_preview
    )
    
    margin_y: FloatProperty(
        name="Y Margin",
        description="Vertical margin from edge as percentage (0-50%)",
        subtype='PERCENTAGE',
        default=0.0,
        min=0.0,
        max=50.0,
        precision=1,
        update=update_live_preview
    )
    
    # Link margins option
    margins_linked: BoolProperty(
        name="Link Margins",
        description="Keep X and Y margins synchronized",
        default=False,
        update=update_live_preview
    )
    
    # Pixel offset fine-tuning (-200 to +200px)
    offset_x: IntProperty(
        name="X Offset",
        description="Fine-tune X position in pixels (-200 to +200)",
        default=0,
        min=-200,
        max=200,
        update=update_live_preview
    )
    
    offset_y: IntProperty(
        name="Y Offset",
        description="Fine-tune Y position in pixels (-200 to +200)",
        default=0,
        min=-200,
        max=200,
        update=update_live_preview
    )
    
    # Manual positioning properties
    manual_position_x: FloatProperty(
        name="Manual X",
        description="Manual X position as percentage (0-100%)",
        subtype='PERCENTAGE',
        default=50.0,
        min=0.0,
        max=100.0,
        precision=1,
        update=update_live_preview
    )
    
    manual_position_y: FloatProperty(
        name="Manual Y",
        description="Manual Y position as percentage (0-100%)",
        subtype='PERCENTAGE',
        default=50.0,
        min=0.0,
        max=100.0,
        precision=1,
        update=update_live_preview
    )
    
    manual_position_unit: EnumProperty(
        name="Position Unit",
        description="Units for manual positioning",
        items=[
            ('PERCENTAGE', 'Percentage', 'Position as percentage of canvas'),
            ('PIXELS', 'Pixels', 'Position in absolute pixels'),
        ],
        default='PERCENTAGE',
        update=update_live_preview
    )
    
    # Canvas constraint option
    constrain_to_canvas: BoolProperty(
        name="Constrain to Canvas",
        description="Keep text within canvas bounds",
        default=True,
        update=update_live_preview
    )
    
    # Visual feedback options
    show_position_guides: BoolProperty(
        name="Show Position Guides",
        description="Display positioning guide lines in preview",
        default=False,
        update=update_live_preview
    )
    
    show_text_bounds: BoolProperty(
        name="Show Text Bounds",
        description="Display text bounding box in preview",
        default=False,
        update=update_live_preview
    )
    
    show_canvas_grid: BoolProperty(
        name="Show Canvas Grid",
        description="Display alignment grid overlay in preview",
        default=False,
        update=update_live_preview
    )
    
    grid_density: IntProperty(
        name="Grid Density",
        description="Number of grid divisions (4-16)",
        default=8,
        min=4,
        max=16,
        update=update_live_preview
    )
    
    # Removed live_preview_enabled - preview is always on
    
    preview_size: IntProperty(
        name="Preview Size",
        description="Size of the preview image (does not affect final output)",
        default=512,
        min=128,
        max=2048,
        update=update_live_preview
    )
    
    preview_zoom_level: FloatProperty(
        name="Zoom",
        description="Zoom level for preview",
        default=1.0,
        min=0.5,
        max=4.0,
        update=update_live_preview
    )
    
    # Preview background options
    preview_bg_type: EnumProperty(
        name="Preview Background",
        description="Background type for preview display",
        items=[
            ('transparent', 'Transparent', 'Transparent checkerboard pattern'),
            ('color', 'Solid Color', 'Use a solid color background'),
            ('gradient', 'Gradient', 'Use a gradient background'),
        ],
        default='transparent',
        update=update_live_preview
    )
    
    preview_bg_color: FloatVectorProperty(
        name="Preview BG Color",
        description="Background color for preview",
        subtype='COLOR',
        default=(0.2, 0.2, 0.2, 1.0),
        size=4,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    preview_bg_color2: FloatVectorProperty(
        name="Preview BG Color 2",
        description="Second color for gradient background",
        subtype='COLOR',
        default=(0.4, 0.4, 0.4, 1.0),
        size=4,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    # Image overlays
    image_overlays: CollectionProperty(type=TEXT_TEXTURE_ImageOverlay)
    active_overlay_index: IntProperty(default=0)
    
    # Presets
    presets: CollectionProperty(type=TEXT_TEXTURE_Preset)
    active_preset_index: IntProperty(default=0)
    
    new_preset_name: StringProperty(
        name="Preset Name",
        description="Name for new preset (Press Enter to save)",
        default="New Preset"
    )
    
    # Property to track when user wants to save with Enter
    preset_save_requested: BoolProperty(
        name="Save Requested",
        description="Internal flag for Enter key save requests",
        default=False
    )
    
    # ============================================================================
    # SHADER GENERATION PROPERTIES
    # ============================================================================
    
    expand_shader: BoolProperty(
        name="Shader Settings",
        description="Show/hide Shader Settings section",
        default=False
    )
    
    shader_type: EnumProperty(
        name="Shader Type",
        description="Type of shader to generate",
        items=[
            ('PRINCIPLED', 'Principled BSDF', 'Standard PBR shader with text texture'),
            ('EMISSION', 'Emission', 'Emissive shader for glowing text effects'),
            ('TRANSPARENT', 'Transparent', 'Transparent shader with alpha blending'),
        ],
        default='PRINCIPLED'
    )
    
    shader_connection: EnumProperty(
        name="Texture Connection",
        description="How to connect the texture to the shader",
        items=[
            ('BASE_COLOR', 'Base Color', 'Connect texture to base color input'),
            ('EMISSION', 'Emission', 'Connect texture to emission input'),
            ('ALPHA', 'Alpha', 'Connect texture alpha to transparency'),
        ],
        default='BASE_COLOR'
    )
    
    use_alpha: BoolProperty(
        name="Use Alpha Channel",
        description="Use texture alpha channel for transparency",
        default=True
    )
    
    emission_strength: FloatProperty(
        name="Emission Strength",
        description="Strength of emission shader",
        default=1.0,
        min=0.0,
        max=10.0
    )
    
    auto_assign_material: BoolProperty(
        name="Auto-Assign Material",
        description="Automatically assign generated material to active object",
        default=True
    )
    
    custom_material_name: StringProperty(
        name="Custom Material Name",
        description="Custom name for the generated material (leave empty to use text-based naming)",
        default="",
        maxlen=128
    )
    
    disable_shadows: BoolProperty(
        name="Disable Shadows",
        description="Make material not cast shadows using light path",
        default=False
    )
    
    disable_reflections: BoolProperty(
        name="Disable Reflections",
        description="Make material not appear in reflections using light path",
        default=False
    )
    
    disable_backfacing: BoolProperty(
        name="Disable Backfacing",
        description="Make material not render on backfacing geometry using light path",
        default=False
    )
    
    # ============================================================================
    # NORMAL MAP GENERATION PROPERTIES
    # ============================================================================
    
    expand_normal_maps: BoolProperty(
        name="Normal Maps",
        description="Show/hide Normal Maps section",
        default=False
    )
    
    generate_normal_map: BoolProperty(
        name="Generate Normal Map",
        description="Automatically generate normal map from text alpha channel",
        default=False,
        update=update_live_preview
    )
    
    normal_map_strength: FloatProperty(
        name="Normal Strength",
        description="Intensity of the normal map effect (higher = more pronounced)",
        default=1.0,
        min=0.1,
        max=5.0,
        precision=2,
        update=update_live_preview
    )
    
    normal_map_blur_radius: FloatProperty(
        name="Blur Radius",
        description="Blur radius for smoothing normal map (0 = no blur)",
        default=1.0,
        min=0.0,
        max=10.0,
        precision=1,
        update=update_live_preview
    )
    
    normal_map_invert: BoolProperty(
        name="Invert Normal Map",
        description="Invert the normal map for different height effects (emboss vs deboss)",
        default=False,
        update=update_live_preview
    )
    
    # ============================================================================
    # TEXT FITTING PROPERTIES
    # ============================================================================
    
    expand_text_fitting: BoolProperty(
        name="Text Fitting",
        description="Show/hide Text Fitting section",
        default=False
    )
    
    enable_text_fitting: BoolProperty(
        name="Enable Text Fitting",
        description="Automatically adjust text size to fit within the canvas dimensions",
        default=False,
        update=update_live_preview
    )
    
    text_fitting_mode: EnumProperty(
        name="Fitting Mode",
        description="How to fit text within the canvas",
        items=[
            ('FIT_WIDTH', 'Fit Width', 'Scale text to fit canvas width'),
            ('FIT_HEIGHT', 'Fit Height', 'Scale text to fit canvas height'),
            ('FIT_BOTH', 'Fit Both', 'Scale text to fit both width and height (may cause distortion)'),
            ('FIT_CONTAIN', 'Fit Contain', 'Scale text to fit entirely within canvas (preserves aspect ratio)'),
        ],
        default='FIT_CONTAIN',
        update=update_live_preview
    )
    
    text_fitting_margin: FloatProperty(
        name="Fitting Margin",
        description="Margin to leave around text when fitting (as percentage of canvas)",
        default=10.0,
        min=0.0,
        max=50.0,
        precision=1,
        subtype='PERCENTAGE',
        update=update_live_preview
    )
    
    min_font_size: IntProperty(
        name="Minimum Font Size",
        description="Minimum font size when fitting text (prevents text from becoming too small)",
        default=8,
        min=4,
        max=200,
        update=update_live_preview
    )
    
    max_font_size: IntProperty(
        name="Maximum Font Size",
        description="Maximum font size when fitting text (prevents text from becoming too large)",
        default=500,
        min=20,
        max=1000,
        update=update_live_preview
    )
    
    # ============================================================================
    # MULTILINE TEXT PROPERTIES
    # ============================================================================
    
    enable_multiline: BoolProperty(
        name="Enable Multiline",
        description="Enable multiline text rendering",
        default=False,
        update=update_live_preview
    )
    
    line_height: FloatProperty(
        name="Line Height",
        description="Line height multiplier (1.0 = normal, 1.5 = 150% spacing)",
        default=1.2,
        min=0.1,
        max=5.0,
        step=0.1,
        precision=2,
        update=update_live_preview
    )
    
    text_alignment: EnumProperty(
        name="Text Alignment",
        description="Text alignment for multiline text",
        items=[
            ('LEFT', "Left", "Left align text"),
            ('CENTER', "Center", "Center align text"),
            ('RIGHT', "Right", "Right align text")
        ],
        default='CENTER',
        update=update_live_preview
    )
    
    auto_wrap: BoolProperty(
        name="Auto Wrap",
        description="Automatically wrap text to fit texture width",
        default=True,
        update=update_live_preview
    )
    
    wrap_width: IntProperty(
        name="Wrap Width",
        description="Maximum width in pixels before text wraps (0 = use texture width)",
        default=0,
        min=0,
        max=10000,
        update=update_live_preview
    )
    
    max_lines: IntProperty(
        name="Max Lines",
        description="Maximum number of lines (0 = unlimited)",
        default=0,
        min=0,
        max=100,
        update=update_live_preview
    )
    
    line_spacing_pixels: IntProperty(
        name="Line Spacing (px)",
        description="Additional spacing between lines in pixels",
        default=0,
        min=-50,
        max=200,
        update=update_live_preview
    )
    
    # ============================================================================
    # STROKE SYSTEM PROPERTIES
    # ============================================================================
    
    expand_stroke: BoolProperty(
        name="Stroke & Outlines",
        description="Show/hide Stroke & Outlines section",
        default=False
    )
    
    enable_stroke: BoolProperty(
        name="Enable Stroke",
        description="Enable text stroke/outline rendering",
        default=False,
        update=update_live_preview
    )
    
    stroke_width: IntProperty(
        name="Stroke Width",
        description="Width of the text stroke in pixels",
        default=2,
        min=0,
        max=20,
        update=update_live_preview
    )
    
    stroke_position: EnumProperty(
        name="Stroke Position",
        description="How the stroke is positioned relative to the text",
        items=[
            ('OUTER', 'Outer', 'Stroke outside text (expands text bounds)'),
            ('INNER', 'Inner', 'Stroke inside text (shrinks text)'),
            ('CENTER', 'Center', 'Stroke centered on text edge'),
        ],
        default='OUTER',
        update=update_live_preview
    )
    
    stroke_color: FloatVectorProperty(
        name="Stroke Color",
        description="Color of the text stroke",
        subtype='COLOR',
        default=(0.0, 0.0, 0.0, 1.0),
        size=4,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    # ============================================================================
    # SHADOW/GLOW SYSTEM PROPERTIES
    # ============================================================================
    
    expand_shadow_glow: BoolProperty(
        name="Shadow & Glow Effects",
        description="Show/hide Shadow & Glow Effects section",
        default=False
    )
    
    enable_shadow: BoolProperty(
        name="Enable Drop Shadow",
        description="Enable drop shadow effect",
        default=False,
        update=update_live_preview
    )
    
    shadow_offset_x: FloatProperty(
        name="Shadow Offset X",
        description="Horizontal offset for drop shadow",
        default=8.0,
        min=-100.0,
        max=100.0,
        step=0.1,
        precision=1,
        update=update_live_preview
    )
    
    shadow_offset_y: FloatProperty(
        name="Shadow Offset Y",
        description="Vertical offset for drop shadow",
        default=8.0,
        min=-100.0,
        max=100.0,
        step=0.1,
        precision=1,
        update=update_live_preview
    )
    
    shadow_blur: FloatProperty(
        name="Shadow Blur",
        description="Blur radius for drop shadow",
        default=6.0,
        min=0.0,
        max=50.0,
        step=0.1,
        precision=1,
        update=update_live_preview
    )
    
    shadow_color: FloatVectorProperty(
        name="Shadow Color",
        description="Color of drop shadow",
        subtype='COLOR',
        default=(0.0, 0.0, 0.0, 1.0),
        size=4,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    shadow_spread: FloatProperty(
        name="Shadow Spread",
        description="Controls how far the shadow extends from the text (multiplies shadow offset)",
        default=1.0,
        min=0.0,
        max=3.0,
        precision=2,
        step=0.1,
        update=update_live_preview
    )
    
    enable_glow: BoolProperty(
        name="Enable Glow",
        description="Enable glow effect",
        default=False,
        update=update_live_preview
    )
    
    glow_blur: FloatProperty(
        name="Glow Blur",
        description="Blur radius for glow effect",
        default=10.0,
        min=0.0,
        max=50.0,
        step=0.1,
        precision=1,
        update=update_live_preview
    )
    
    glow_color: FloatVectorProperty(
        name="Glow Color",
        description="Color of glow effect",
        subtype='COLOR',
        default=(1.0, 1.0, 1.0, 0.8),
        size=4,
        min=0.0,
        max=1.0,
        update=update_live_preview
    )
    
    
    # ============================================================================
    # BLUR PROPERTIES
    # ============================================================================
    
    expand_blur: BoolProperty(
        name="Blur Effects",
        description="Show/hide Blur Effects section",
        default=False
    )
    
    enable_blur: BoolProperty(
        name="Enable Blur",
        description="Enable blur effect on main text content",
        default=False,
        update=update_live_preview
    )
    
    blur_radius: FloatProperty(
        name="Blur Radius",
        description="Blur radius for text content (0-50 pixels)",
        default=2.0,
        min=0.0,
        max=50.0,
        step=0.1,
        precision=1,
        update=update_live_preview
    )