/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

*

* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions are met:

*

* - Redistributions of source code must retain the above copyright notice,

*   this list of conditions and the following disclaimer.

* - Redistributions in binary form must reproduce the above copyright notice,

*   this list of conditions and the following disclaimer in the documentation

*   and/or other materials provided with the distribution.

* - Neither the name of Nokia Corporation nor the names of its contributors

*   may be used to endorse or promote products derived from this software

*   without specific prior written permission.

*

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

* POSSIBILITY OF SUCH DAMAGE.

* 

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

using System;

using System.Drawing;

using System.Collections;

using System.Collections.Generic;

using HeapLib;

using HeapLib.Cells;

using HeapLib.Array;

using HeapLib.Reconstructor;

using HeapLib.Statistics.Tracking.Base;

using SymbianUtils.Graphics;

using HeapCtrlLib.Dialogs;

using HeapCtrlLib.Factories;

using HeapCtrlLib.Interfaces;

using HeapCtrlLib.Utilities;

using HeapCtrlLib.Renderers;

using HeapCtrlLib.Renderers.Utilities;

using HeapCtrlLib.Renderers.Contents.Bases;

namespace HeapCtrlLib.Renderers.Contents

{

    internal class HeapCellRendererColourByObject : HeapCellRendererByColour, IHeapCellRendererContent 

    {

        #region Constructors & destructor

        public HeapCellRendererColourByObject()

        {

        }

        #endregion

        #region From IHeapCellRendererContent

        public void Initialise( HeapCellArray aCells, HeapReconstructor aReconstructor, HeapDataRenderer aRenderer )

        {

            iRenderer = aRenderer;

            //

            iFactory = (FactoryByObject) aRenderer.Factory;

            iFactory.PrepareColourHashes( aReconstructor, StandardColours );

        }

        public void PrepareToNavigate( HeapRenderingNavigator aNavigator )

        {

            iLargestRectangleCalculator = new HeapCellLargestRectangleCalculator( aNavigator );

        }

        public void HeapCellRenderingComplete( Graphics aGraphics, HeapCell aCell, HeapCellMetaData aMetaData )

        {

            Color fillColour = ColorForCell( aCell );

            //

            string text = "Unknown";

            if ( aCell.Symbol != null )

            {

                text = aCell.Symbol.ObjectWithoutSection;

            }

            //

            PaintBoxedTextWithLuminanceHandling( text, aGraphics, fillColour );

        }

        public void RenderingComplete( Graphics aGraphics )

        {

        }

        public void PaintContent( Graphics aGraphics, HeapCellMetaData aMetaData, HeapCell aCell, uint aAddress, Point aPosition, Size aBoxSize, Size aPaddingSize )

        {

            // Get the cell colour that is associated with the cell symbol object type

            aMetaData.CellBoxColor = RampedColourByBoxNumber( ColorForCell( aCell ), aMetaData.CellBoxCount, aCell.Address, aAddress );

            // Draw actual cell

            SymRect boxRect = new SymRect( aPosition, aBoxSize );

            boxRect.HalfOffset( aPaddingSize );

            using ( SolidBrush brush = new SolidBrush( aMetaData.CellBoxColor ) )

            {

                aGraphics.FillRectangle( brush, boxRect.Rectangle );

            }

        }

        public bool SupportsFiltering

        {

            get { return true; }

        }

        public void SetupFilters()

        {

            if ( iRenderer != null )

            {

                HeapCellFilterTripletDictionary dictionary = new HeapCellFilterTripletDictionary( ColourHashes );

                HeapRendererFilterConfigDialog dialog = new HeapRendererFilterConfigDialog( dictionary );

                if ( dialog.ShowDialog() == System.Windows.Forms.DialogResult.OK )

                {

                    ColourHashes = dialog.Dictionary;

                    iRenderer.Invalidate();

                }

            }

        }

        #endregion

        #region Internal methods

        private HeapCellFilterTripletDictionary ColourHashes

        {

            get { return iFactory.ColourHashes; }

            set { iFactory.ColourHashes = value; }

        }

        private Color ColorForCell( HeapCell aCell )

        {

            Color fillColour = HeapCellRendererColour.ColourByCellType( aCell );

            //

            if ( aCell.Type == HeapCell.TType.EAllocated && !aCell.IsUnknown )

            {

                string hash = aCell.Symbol.ObjectWithoutSection;

                //

                HeapCellFilterTriplet val = ColourHashes[ hash ];

                System.Diagnostics.Debug.Assert( val != null );

                fillColour = val.Color;

            }

            //

            return fillColour;

        }

        #endregion

        #region Data members

        private HeapDataRenderer iRenderer = null;

        private FactoryByObject iFactory = null;

        #endregion

    }

}