3rdpartylibs/fastreports/Fast-Report/FastReport.DesignExt/Controls/BorderSample.cs

using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.ComponentModel;
using System.Drawing;
using FastReport.Utils;

namespace FastReport.Controls
{
#if !DEBUG
    [DesignTimeVisible(false)]
#endif
    internal class ToggleLineEventArgs
    {
        private Border border;
        private BorderLines line;
        private bool toggle;

        public Border Border
        {
            get { return border; }
            set { border = value; }
        }
        public BorderLines Line
        {
            get { return line; }
            set { line = value; }
        }
        public bool Toggle
        {
            get { return toggle; }
            set { toggle = value; }
        }

        public ToggleLineEventArgs(Border border, BorderLines line, bool toggle)
        {
            Border = border;
            Line = line;
            Toggle = toggle;
        }
    }

    internal delegate void ToggleLineEventHandler(object sender, ToggleLineEventArgs e);

#if !DEBUG
    [DesignTimeVisible(false)]
#endif
    internal class BorderSample : Control
    {
        private Border border;
        public event ToggleLineEventHandler ToggleLine;

        [Browsable(false)]
        [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public Border Border
        {
            get { return border; }
            set { border = value; }
        }

        protected override void OnPaint(PaintEventArgs e)
        {
            Graphics g = e.Graphics;
            // draw control frame
            Pen p = new Pen(Color.FromArgb(127, 157, 185));
            g.DrawRectangle(p, 0, 0, Width - 1, Height - 1);
            p.Dispose();
            // draw corners
            p = SystemPens.ControlDark;
            g.DrawLine(p, 10, 10, 10, 5);
            g.DrawLine(p, 10, 10, 5, 10);
            g.DrawLine(p, 10, Height - 11, 10, Height - 6);
            g.DrawLine(p, 10, Height - 11, 5, Height - 11);
            g.DrawLine(p, Width - 11, 10, Width - 11, 5);
            g.DrawLine(p, Width - 11, 10, Width - 6, 10);
            g.DrawLine(p, Width - 11, Height - 11, Width - 11, Height - 6);
            g.DrawLine(p, Width - 11, Height - 11, Width - 6, Height - 11);
            // draw text
            using (StringFormat sf = new StringFormat())
            {
                sf.Alignment = StringAlignment.Center;
                sf.LineAlignment = StringAlignment.Center;
                g.DrawString(Res.Get("Misc,Sample"), Font, SystemBrushes.WindowText, DisplayRectangle, sf);
            }
            // draw border
            if (Border != null)
            {
                using (GraphicCache cache = new GraphicCache())
                {
                    Border.Draw(new FRPaintEventArgs(g, 1, 1, cache), new RectangleF(10, 10, Width - 21, Height - 21));
                }
            }
        }

        protected override void OnMouseDown(MouseEventArgs e)
        {
            BorderLines line = BorderLines.None;
            if (e.X > 12 && e.X < Width - 12 && e.Y > 5 && e.Y < 18)
                line = BorderLines.Top;
            else if (e.X > 12 && e.X < Width - 12 && e.Y > Height - 18 && e.Y < Height - 5)
                line = BorderLines.Bottom;
            else if (e.X > 5 && e.X < 18 && e.Y > 12 && e.Y < Height - 12)
                line = BorderLines.Left;
            else if (e.X > Width - 18 && e.X < Width - 5 && e.Y > 12 && e.Y < Height - 12)
                line = BorderLines.Right;
            if (Border != null && ToggleLine != null)
            {
                ToggleLine(this, new ToggleLineEventArgs(Border, line, (Border.Lines & line) == 0));
                Refresh();
            }
        }

        public BorderSample()
        {
            SetStyle(ControlStyles.AllPaintingInWmPaint, true);
            SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
            BackColor = SystemColors.Window;
            Size = new Size(160, 94);
        }
    }
}