using FastReport.Controls;
using FastReport.Utils;
using System;
using System.Drawing;
using System.Windows.Forms;

namespace FastReport.Forms
{
    internal partial class BorderEditorForm : BaseDialogForm
    {
        private Border border;
        private bool changed;

        public Border Border
        {
            get { return border; }
            set
            {
                border = value;
                pnSample.Border = value;

                UpdateBorder();
                UpdateControls();
            }
        }

        public bool Changed
        {
            get { return changed; }
            set { changed = value; }
        }

        private LineStyle LineStyle
        {
            get { return lsLineStyle.Style; }
        }

        private float LineWidth
        {
            get { return cbxLineWidth.LineWidth; }
        }

        private Color LineColor
        {
            get { return cbxLineColor.Color; }
        }

        private void Change()
        {
            changed = true;
            UpdateControls();
        }

        private void UpdateBorder()
        {
            cbxLineWidth.LineWidth = Border.Width;
            cbxLineColor.Color = Border.Color;
            lsLineStyle.Style = Border.Style;
            lsLineStyle.LineColor = Border.Color;
            lsLineStyle.LineWidth = Border.Width;
            cbShadow.Checked = Border.Shadow;
            cbxShadowWidth.LineWidth = Border.ShadowWidth;
            cbxShadowColor.Color = Border.ShadowColor;
        }

        private void Line_Click(object sender, EventArgs e)
        {
            BorderLines line = BorderLines.None;
            if (sender == cbTopLine)
                line = BorderLines.Top;
            else if (sender == cbBottomLine)
                line = BorderLines.Bottom;
            else if (sender == cbLeftLine)
                line = BorderLines.Left;
            else if (sender == cbRightLine)
                line = BorderLines.Right;

            ToggleLine(line, (sender as CheckBox).Checked);
        }

        private void btnNoLines_Click(object sender, EventArgs e)
        {
            Border.Lines = BorderLines.None;
            Change();
        }

        private void btnAllLines_Click(object sender, EventArgs e)
        {
            Border.Lines = BorderLines.All;
            Border.Style = LineStyle;
            Border.Width = LineWidth;
            Border.Color = LineColor;
            Change();
        }

        private void cbShadow_CheckedChanged(object sender, EventArgs e)
        {
            Border.Shadow = cbShadow.Checked;
            Change();
        }

        private void cbxShadowColor_ColorSelected(object sender, EventArgs e)
        {
            Border.ShadowColor = cbxShadowColor.Color;
            Change();
        }

        private void cbxShadowWidth_WidthSelected(object sender, EventArgs e)
        {
            if (cbxShadowWidth.LineWidth == 0) return;
            Border.ShadowWidth = cbxShadowWidth.LineWidth;
            Change();
        }

        private void cbxLineColor_ColorSelected(object sender, EventArgs e)
        {
            lsLineStyle.LineColor = LineColor;
        }

        private void cbxLineWidth_WidthSelected(object sender, EventArgs e)
        {
            lsLineStyle.LineWidth = LineWidth;
        }

        public void ToggleLine(BorderLines line, bool state)
        {
            BorderLine line1 = null;
            switch (line)
            {
                case BorderLines.Top:
                    line1 = Border.TopLine;
                    break;
                case BorderLines.Bottom:
                    line1 = Border.BottomLine;
                    break;
                case BorderLines.Left:
                    line1 = Border.LeftLine;
                    break;
                case BorderLines.Right:
                    line1 = Border.RightLine;
                    break;
            }
            if (line1 != null)
            {
                if (state || (line1.Style != LineStyle || line1.Width != LineWidth || line1.Color != LineColor))
                {
                    Border.Lines = Border.Lines | line;
                    line1.Style = LineStyle;
                    line1.Width = LineWidth;
                    line1.Color = LineColor;
                }
                else
                {
                    Border.Lines = Border.Lines & ~line;
                }
            }
            Change();
        }

        private void pnSample_ToggleLine(object sender, ToggleLineEventArgs e)
        {
            ToggleLine(e.Line, e.Toggle);
        }

        private void btnOk_Click(object sender, EventArgs e)
        {
            Border.ShadowWidth = cbxShadowWidth.LineWidth;
        }

        public void UpdateControls()
        {
            cbTopLine.Checked = (Border.Lines & BorderLines.Top) != 0;
            cbBottomLine.Checked = (Border.Lines & BorderLines.Bottom) != 0;
            cbLeftLine.Checked = (Border.Lines & BorderLines.Left) != 0;
            cbRightLine.Checked = (Border.Lines & BorderLines.Right) != 0;
            cbShadow.Checked = Border.Shadow;
            cbxShadowWidth.LineWidth = Border.ShadowWidth;
            cbxShadowColor.Color = Border.ShadowColor;
            lblShadowWidth.Enabled = Border.Shadow;
            cbxShadowWidth.Enabled = Border.Shadow;
            lblShadowColor.Enabled = Border.Shadow;
            cbxShadowColor.Enabled = Border.Shadow;
            pnSample.Refresh();
        }

        public override void Localize()
        {
            base.Localize();
            MyRes res = new MyRes("Forms,Border");
            Text = res.Get("");
            gbBorder.Text = res.Get("Border");
            gbLine.Text = res.Get("Line");
            lblHint.Text = res.Get("Hint");
            cbShadow.Text = res.Get("Shadow");
            lblShadowWidth.Text = res.Get("Width");
            lblShadowColor.Text = res.Get("Color");
            lblStyle.Text = res.Get("Style");
            lblLineWidth.Text = res.Get("Width");
            lblLineColor.Text = res.Get("Color");
        }

        public override void UpdateDpiDependencies()
        {
            base.UpdateDpiDependencies();
            btnAllLines.Image = GetImage(36);
            btnNoLines.Image = GetImage(37);
            cbTopLine.Image = GetImage(32);
            cbBottomLine.Image = GetImage(33);
            cbLeftLine.Image = GetImage(34);
            cbRightLine.Image = GetImage(35);
            lblShadow.Left = cbShadow.Right + this.LogicalToDevice(4);
            lblShadow.Width = pnSample.Right - lblShadow.Left;
        }

        public BorderEditorForm()
        {
            InitializeComponent();
            Border = new Border();
            Border.Lines = BorderLines.All;
            pnSample.Border = Border;
            changed = false;

            Localize();
            UIUtils.CheckRTL(this);
            UpdateDpiDependencies();
        }
    }

}