using System;
using System.Collections.Generic;
using System.Text;
using CommonAI.ZoneClient;
using System.Drawing;
using GameEditorPlugin.Win32.Runtime;
using CommonAI.Zone.ZoneEditor;
using CommonAI.Zone;
using CommonLang;
using CommonAI.Zone.Helper;
using CommonAI.RTS;
using CommonLang.Vector;
using GameEditorPlugin.Tools;
using CommonLang.Vector;
using CommonFroms.Drawing;

namespace GameEditorPlugin.Win32.BattleClient
{
    public class DisplayGameFlag : DisplayObject
    {
        readonly public ZoneFlag Flag;
        readonly public DisplayLayerWorld world;
        readonly public Pen pen;
        readonly public SolidBrush brush;
        public string Name { get { return Flag.Name; } }

        protected bool mIsRect = false;
        protected RectangleF mLocalBounds;

        public DisplayGameFlag(DisplayLayerWorld wd, ZoneFlag data)
        {
            this.world = wd;
            this.Flag = data;
            this.pen = new Pen(Color.FromArgb(Flag.EditorData.Color));
            this.brush = new SolidBrush(Color.FromArgb(Flag.EditorData.Color));
        }

        public override void render(Graphics g)
        {
            float penscale = 1f / world.getCameraScale();
            pen.Width = penscale;
            if (mIsRect)
            {
                g.FillRectangle(brush, mLocalBounds);
            }
            else
            {
                g.FillEllipse(brush, mLocalBounds);
            }
        }

        public override bool Visible { get { return true; } }
        public override float X { get { return Flag.X; } }
        public override float Y { get { return Flag.Y; } }
        public override float Z { get { return 0; } }
        public override RectangleF LocalBounds { get { return mLocalBounds; } }
    }

    public class DisplayGameDecoration : DisplayGameFlag
    {
        private ZoneEditorDecoration LayerFlag;

        public DisplayGameDecoration(DisplayLayerWorld wd, ZoneEditorDecoration zed) :
            base(wd, zed)
        {
            DecorationData rg = zed.Data as DecorationData;
            this.mLocalBounds = new RectangleF(-rg.W / 2, -rg.H / 2, rg.W, rg.H);
            this.mIsRect = rg.RegionType == DecorationData.Shape.RECTANGLE ? true : false;
            LayerFlag = zed;
        }
        public override void renderName(Graphics g, Font font, Brush brush)
        {
            if (world.ShowFlagName)
            {
                SizeF fsize = g.MeasureString(this.Name, font);
                g.DrawString(LayerFlag.Name, font, brush, -fsize.Width / 2, -fsize.Height);
            }
        }
        public override void render(Graphics g)
        {
            float penscale = 1f / world.getCameraScale();
            pen.Width = penscale;
            var Data = LayerFlag.Data;
            if (LayerFlag.Enable && Data.Blockable)
            {
                var brush = new SolidBrush(Color.FromArgb(0x80, pen.Color));
                if (Data.RegionType == DecorationData.Shape.RECTANGLE)
                {
                    g.FillRectangle(brush, -Data.W / 2, -Data.H / 2, Data.W, Data.H);
                }
                else if (Data.RegionType == DecorationData.Shape.ROUND)
                {
                    g.FillEllipse(brush, -Data.W / 2, -Data.H / 2, Data.W, Data.H);
                }
                else if (Data.RegionType == DecorationData.Shape.STRIP)
                {
                    float line_r = Data.W / 2;
                    Line2 line = new Line2(0, 0, 0, 0);
                    MathVector.movePolar(line.p, Data.StripDirection, -Data.H / 2);
                    MathVector.movePolar(line.q, Data.StripDirection, +Data.H / 2);
                    DrawingUtils.FillLineRect(g, brush, line.p.X, line.p.Y, line.q.X, line.q.Y, line_r);
                }
            }
            if (Data.RegionType == DecorationData.Shape.RECTANGLE)
            {
                g.DrawRectangle(pen, -Data.W / 2, -Data.H / 2, Data.W, Data.H);
            }
            else if (Data.RegionType == DecorationData.Shape.ROUND)
            {
                g.DrawEllipse(pen, -Data.W / 2, -Data.H / 2, Data.W, Data.H);
            }
            else if (Data.RegionType == DecorationData.Shape.STRIP)
            {
                float line_r = Data.W / 2;
                Line2 line = new Line2(0, 0, 0, 0);
                MathVector.movePolar(line.p, Data.StripDirection, -Data.H / 2);
                MathVector.movePolar(line.q, Data.StripDirection, +Data.H / 2);
                DrawingUtils.DrawLineRect(g, pen, line.p.X, line.p.Y, line.q.X, line.q.Y, line_r);
            }
        }
    }
}