//------------------------------------------------------------------------------
// <copyright file="ButtonBase.cs" company="Microsoft">
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// </copyright>                                                                
//------------------------------------------------------------------------------
 
namespace System.Windows.Forms.ButtonInternal {
    using System;
    using System.Diagnostics;
    using System.Drawing;
    using System.Drawing.Drawing2D;
    using System.Drawing.Imaging;
    using System.Drawing.Text;
    using System.Windows.Forms;
 
    internal class RadioButtonPopupAdapter : RadioButtonFlatAdapter {
 
        internal RadioButtonPopupAdapter(ButtonBase control) : base(control) {}
 
        internal override void PaintUp(PaintEventArgs e, CheckState state) {
            System.Drawing.Graphics g = e.Graphics;
            if (Control.Appearance == Appearance.Button) {
                ButtonPopupAdapter adapter = new ButtonPopupAdapter(Control);
                adapter.PaintUp(e, Control.Checked ? CheckState.Checked : CheckState.Unchecked);
            }
            else {
                ColorData colors = PaintPopupRender(e.Graphics).Calculate();
                LayoutData layout = Layout(e).Layout();
 
                PaintButtonBackground(e, Control.ClientRectangle, null);
                
                PaintImage(e, layout);
                
                DrawCheckBackgroundFlat(e, layout.checkBounds, colors.buttonShadow, colors.options.highContrast ? colors.buttonFace : colors.highlight);
                DrawCheckOnly(e, layout, colors.windowText, colors.highlight, true);
 
                AdjustFocusRectangle(layout);
                PaintField(e, layout, colors, colors.windowText, true);
            }
        }
 
        internal override void PaintOver(PaintEventArgs e, CheckState state) {
            System.Drawing.Graphics g = e.Graphics;
            if (Control.Appearance == Appearance.Button) {
                ButtonPopupAdapter adapter = new ButtonPopupAdapter(Control);
                adapter.PaintOver(e, Control.Checked ? CheckState.Checked : CheckState.Unchecked);
            }
            else {
                ColorData colors = PaintPopupRender(e.Graphics).Calculate();
                LayoutData layout = Layout(e).Layout();
 
                PaintButtonBackground(e, Control.ClientRectangle, null);
                
                PaintImage(e, layout);
                
                Color checkBackgroundColor = (colors.options.highContrast && AccessibilityImprovements.Level1) ? colors.buttonFace : colors.highlight;
                DrawCheckBackground3DLite(e, layout.checkBounds, colors.windowText, checkBackgroundColor, colors, true);
                DrawCheckOnly(e, layout, colors.windowText, colors.highlight, true);
 
                AdjustFocusRectangle(layout);
                PaintField(e, layout, colors, colors.windowText, true);
            }
        }
 
        internal override void PaintDown(PaintEventArgs e, CheckState state) {
            System.Drawing.Graphics g = e.Graphics;
            if (Control.Appearance == Appearance.Button) {
                ButtonPopupAdapter adapter = new ButtonPopupAdapter(Control);
                adapter.PaintDown(e, Control.Checked ? CheckState.Checked : CheckState.Unchecked);
            }
            else {
                ColorData colors = PaintPopupRender(e.Graphics).Calculate();
                LayoutData layout = Layout(e).Layout();
 
                PaintButtonBackground(e, Control.ClientRectangle, null);
                
                PaintImage(e, layout);
                
                DrawCheckBackground3DLite(e, layout.checkBounds, colors.windowText, colors.highlight, colors, true);
                DrawCheckOnly(e, layout, colors.buttonShadow, colors.highlight, true);
 
                AdjustFocusRectangle(layout);
                PaintField(e, layout, colors, colors.windowText, true);
            }
        }
 
        #region Layout
 
        protected override ButtonBaseAdapter CreateButtonAdapter() {
            return new ButtonPopupAdapter(Control);
        }
 
        protected override LayoutOptions Layout(PaintEventArgs e) {
            LayoutOptions layout = base.Layout(e);
 
            if (!Control.MouseIsDown && !Control.MouseIsOver) {
                layout.shadowedText = true;
            }
            
            return layout;
        }
 
        #endregion
    }
}