kev/Drawer/UCDraw/PcgDrawR_wellPole/WellWorkDataUI/helpers/HighDpiPainter.cs

// ***********************************************************************
// Assembly         : Construction
// Author           : flythink
// Created          : 06-30-2020
//
// Last Modified By : flythink
// Last Modified On : 09-01-2020
// ***********************************************************************
// <copyright file="HighDpiPainter.cs" company="jindongfang">
// Copyright (c) jindongfang. All rights reserved.
// </copyright>
// <summary></summary>
// ***********************************************************************

namespace WellWorkDataUI
{
    using DevExpress.Utils;
    using DevExpress.Utils.Drawing;
    using DevExpress.Utils.Paint;
    using DevExpress.XtraEditors.Drawing;
    using System;
    using System.Drawing;

    /// <summary>
    /// 高分辨率绘制类
    /// </summary>
    public static class HighDpiPainter
    {
        /// <summary>
        /// The chinese white space
        /// </summary>
        public const string ChineseWhiteSpace = "　";

        private static CustomButtonEditPainter buttonEditPainter = new CustomButtonEditPainter();

        private static CustomTextEditPainter textEditPainter = new CustomTextEditPainter();

        /// <summary>
        /// Gets the new painter.
        /// </summary>
        /// <typeparam name="TPainter">The type of the t painter.</typeparam>
        /// <param name="origin">The origin.</param>
        /// <returns>TPainter.</returns>
        public static TPainter GetNewPainter<TPainter>(TPainter origin)
            where TPainter : BaseControlPainter
        {
            Type type = origin.GetType();

            if (type == typeof(TextEditPainter))
            {
                return textEditPainter as TPainter;
            }
            else if (type == typeof(ButtonEditPainter))
            {
                return buttonEditPainter as TPainter;
            }

            return origin;
        }

        /// <summary>
        /// Switches the x paint.
        /// </summary>
        /// <param name="cache">The cache.</param>
        /// <returns>IDisposable.</returns>
        public static IDisposable SwitchXPaint(GraphicsCache cache)
        {
            if (cache.Paint is XPaintMixed)
            {
                return XPaintHelper.Switch(cache, CustomXPaintMixed.Default);
            }
            else if (cache.Paint is XPaintTextRender)
            {
                return XPaintHelper.Switch(cache, CustomXPaintTextRender.Default);
            }
            else
            {
                return XPaintHelper.Switch(cache, CustomXPaint.Default);
            }
        }

        private static Font ConvertFont(Font font)
        {
            // return font;
            return new Font(font.FontFamily, font.SizeInPoints - 0.25f);
        }

        /// <summary>
        /// Class CustomButtonEditPainter.
        /// Implements the <see cref="DevExpress.XtraEditors.Drawing.ButtonEditPainter" />
        /// </summary>
        /// <seealso cref="DevExpress.XtraEditors.Drawing.ButtonEditPainter" />
        public class CustomButtonEditPainter : ButtonEditPainter
        {
            /// <summary>
            /// Draws the text.
            /// </summary>
            /// <param name="info">The information.</param>
            protected override void DrawText(ControlGraphicsInfoArgs info)
            {
                using (SwitchXPaint(info.Cache))
                {
                    base.DrawText(info);
                }
            }
        }

        /// <summary>
        /// Class CustomTextEditPainter.
        /// Implements the <see cref="DevExpress.XtraEditors.Drawing.TextEditPainter" />
        /// </summary>
        /// <seealso cref="DevExpress.XtraEditors.Drawing.TextEditPainter" />
        public class CustomTextEditPainter : TextEditPainter
        {
            /// <summary>
            /// Draws the text.
            /// </summary>
            /// <param name="info">The information.</param>
            protected override void DrawText(ControlGraphicsInfoArgs info)
            {
                using (SwitchXPaint(info.Cache))
                {
                    base.DrawText(info);
                }
            }
        }

        /// <summary>
        /// Class CustomXPaint.
        /// Implements the <see cref="DevExpress.Utils.Paint.XPaint" />
        /// </summary>
        /// <seealso cref="DevExpress.Utils.Paint.XPaint" />
        public class CustomXPaint : XPaint
        {
            /// <summary>
            /// Gets the default.
            /// </summary>
            /// <value>The default.</value>
            public static CustomXPaint Default { get; } = new CustomXPaint();

            /// <summary>
            /// Creates the instance.
            /// </summary>
            /// <returns>XPaint.</returns>
            protected override XPaint CreateInstance()
            {
                return new CustomXPaint();
            }
        }

        /// <summary>
        /// Class CustomXPaintMixed.
        /// Implements the <see cref="DevExpress.Utils.Paint.XPaintMixed" />
        /// </summary>
        /// <seealso cref="DevExpress.Utils.Paint.XPaintMixed" />
        public class CustomXPaintMixed : XPaintMixed
        {
            /// <summary>
            /// Gets the default.
            /// </summary>
            /// <value>The default.</value>
            public static CustomXPaintMixed Default { get; } = new CustomXPaintMixed();

            /// <summary>
            /// Creates the instance.
            /// </summary>
            /// <returns>XPaint.</returns>
            protected override XPaint CreateInstance()
            {
                return new CustomXPaintMixed();
            }

            /// <summary>
            /// Internals the draw string.
            /// </summary>
            /// <param name="cache">The cache.</param>
            /// <param name="s">The s.</param>
            /// <param name="font">The font.</param>
            /// <param name="r">The r.</param>
            /// <param name="foreBrush">The fore brush.</param>
            /// <param name="strFormat">The string format.</param>
            protected override void InternalDrawString(
                GraphicsCache cache,
                string s,
                Font font,
                Rectangle r,
                Brush foreBrush,
                StringFormat strFormat)
            {
                if ( /*!IsLockStringDrawing &&*/ s != null && this.CanDraw(r))
                {
                    if (s.Length >= 65536)
                    {
                        s = s.Substring(0, 65535);
                    }

                    cache.Graphics.DrawString(s, font, foreBrush, r, strFormat);
                }
            }

            /// <summary>
            /// Internals the draw string.
            /// </summary>
            /// <param name="cache">The cache.</param>
            /// <param name="s">The s.</param>
            /// <param name="font">The font.</param>
            /// <param name="r">The r.</param>
            /// <param name="foreBrush">The fore brush.</param>
            /// <param name="strFormat">The string format.</param>
            protected override void InternalDrawString(
                GraphicsCache cache,
                string s,
                Font font,
                Rectangle r,
                Brush foreBrush,
                StringFormatInfo strFormat)
            {
                if ( /*!IsLockStringDrawing &&*/ s != null && this.CanDraw(r))
                {
                    if (s.Length >= 65536)
                    {
                        s = s.Substring(0, 65535);
                    }

                    cache.Graphics.DrawString(
                        s,
                        font,
                        foreBrush,
                        r,
                        strFormat.StringFormat);
                }
            }
        }

        /// <summary>
        /// Class CustomXPaintTextRender.
        /// Implements the <see cref="DevExpress.Utils.Paint.XPaintTextRender" />
        /// </summary>
        /// <seealso cref="DevExpress.Utils.Paint.XPaintTextRender" />
        public class CustomXPaintTextRender : XPaintTextRender
        {
            /// <summary>
            /// Gets the default.
            /// </summary>
            /// <value>The default.</value>
            public static CustomXPaintTextRender Default { get; } = new CustomXPaintTextRender();

            /// <summary>
            /// Creates the instance.
            /// </summary>
            /// <returns>XPaint.</returns>
            protected override XPaint CreateInstance()
            {
                return new CustomXPaintTextRender();
            }
        }
    }
}