using FastReport.Dialog;
using FastReport.Forms;
using System.Drawing;

namespace FastReport.Design.PageDesigners.Dialog
{
    internal partial class DialogPageDesigner : PageDesignerBase
    {
        #region Fields
        private DialogWorkspace workspace;
        #endregion

        #region Properties
        public DialogPage DialogPage
        {
            get { return Page as DialogPage; }
        }
        #endregion

        #region Private Methods
        private void UpdateName()
        {
            if (Page != null)//need refactor
            {
                if (Page.Name == "")
                    Text = Page.ClassName + (Page.ZOrder + 1).ToString();
                else
                    Text = Page.Name;
            }
        }

        #endregion

        #region Public Methods
        public override void PageActivated()
        {
            base.PageActivated();
            UpdatePageFormLocation();
        }

        public override void PageDeactivated()
        {
            base.PageDeactivated();
            HidePageForm();
        }

        public override void Paste(ObjectCollection list, InsertFrom source)
        {
            workspace.Paste(list, source);
        }

        public override void CancelPaste()
        {
            workspace.CancelPaste();
        }

        public override void SelectAll()
        {
            Designer.SelectedObjects.Clear();
            foreach (Base c in Page.AllObjects)
            {
                Designer.SelectedObjects.Add(c);
            }
            if (Designer.SelectedObjects.Count == 0)
                Designer.SelectedObjects.Add(Page);
            Designer.SelectionChanged(null);
        }
        #endregion

        #region IDesignerPlugin
        public override void SaveState()
        {
            Storage.SetBool("ShowGrid", DialogWorkspace.ShowGrid);
            Storage.SetBool("SnapToGrid", DialogWorkspace.SnapToGrid);
            Storage.SetFloat("SnapSize", DialogWorkspace.Grid.SnapSize);
        }

        public override void RestoreState()
        {
            DialogWorkspace.ShowGrid = Storage.GetBool("ShowGrid");
            DialogWorkspace.SnapToGrid = Storage.GetBool("SnapToGrid", true);
            DialogWorkspace.Grid.SnapSize = Storage.GetFloat("SnapSize", 4);
        }

        public override void SelectionChanged()
        {
            base.SelectionChanged();
            UpdateContent();
        }

        public override void UpdateContent()
        {
            if (Locked)
                return;
            base.UpdateContent();
            UpdateName();
            workspace.Refresh();
        }

        public override DesignerOptionsPage GetOptionsPage()
        {
            return new DialogPageOptions(this);
        }

        public override void UpdateDpiDependencies()
        {
            base.UpdateDpiDependencies();
            if (!Locked)
                UpdatePageFormLocation();
            workspace.Refresh();
        }
        #endregion

        public DialogPageDesigner(Designer designer) : base(designer)
        {
            Name = "Dialog";

            workspace = new DialogWorkspace(this);
            // Avalonia: need some positive size to start draw. Actual size will be set during the draw
            workspace.Size = new Size(1, 1);
            Controls.Add(workspace);

            BackColor = SystemColors.Window;
            AutoScroll = true;
        }
    }
}