/**
 * @file XTPChartPieSeriesViewBase.cpp
 *
 * @copyright
 * (c) 1998-2025 Codejock Software, All Rights Reserved.
 *
 * This source file is the property of Codejock Software and must not be
 * redistributed by any means without the explicit written permission of
 * Codejock Software.
 *
 * The use of this source code is governed by the terms and conditions specified
 * in the Toolkit Pro license agreement. Codejock Software grants you, as a
 * single software developer, the limited right to use this software on one
 * computer only.
 *
 * Contact Information:
 * support@codejock.com
 * http://www.codejock.com
 *
 */

#include "StdAfx.h"

#include "Common/Base/Diagnostic/XTPDisableAdvancedWarnings.h"
#include <math.h>
#include "Common/Base/Diagnostic/XTPEnableAdvancedWarnings.h"

#include "Common/XTPTypeId.h"
#include "Common/Math/XTPMathUtils.h"
#include "Common/XTPFramework.h"
#include "Common/XTPXMLHelpers.h"
#include "Common/XTPSynchro.h"
#include "Common/XTPSystemHelpers.h"
#include "Common/XTPApplication.h"
#include "Common/XTPSingleton.h"
#include "Common/PropExchange/XTPPropExchangeSection.h"
#include "Common/XTPPropExchange.h"
#include "Common/PropExchange/XTPPropExchangeEnumerator.h"
#include "Common/PropExchange/XTPPropExchangeEnumeratorPtr.h"
#include "Common/PropExchange/XTPPropExchangeArchive.h"
#include "Common/PropExchange/XTPPropExchangeXMLNode.h"
#include "Common/PropExchange/XTPPropExchangeRegistry.h"
#include "Common/PropExchange/XTPPropExchangeIniFile.h"
#include "Common/Base/Types/XTPPoint2.h"
#include "Common/Base/Types/XTPPoint3.h"
#include "Common/Base/Types/XTPSize.h"
#include "Common/Base/Types/XTPRect.h"

#include "Chart/Types/XTPChartTypes.h"
#include "Chart/Types/XTPChartPie.h"
#include "Chart/XTPChartDefines.h"
#include "Chart/XTPChartElement.h"
#include "Chart/XTPChartLegendItem.h"
#include "Chart/XTPChartElementView.h"
#include "Chart/XTPChartSeries.h"
#include "Chart/XTPChartSeriesLabel.h"
#include "Chart/XTPChartSeriesView.h"
#include "Chart/XTPChartSeriesStyle.h"
#include "Chart/XTPChartSeriesPoint.h"
#include "Chart/XTPChartPanel.h"
#include "Chart/XTPChartDiagram.h"
#include "Chart/XTPChartDiagramView.h"
#include "Chart/XTPChartSeriesPointView.h"

#include "Chart/Appearance/XTPChartAppearance.h"
#include "Chart/Appearance/XTPChartBorder.h"
#include "Chart/Utils/XTPChartTextPainter.h"

#include "Chart/Drawing/XTPChartDeviceContext.h"
#include "Chart/Drawing/XTPChartDeviceCommand.h"
#include "Chart/Drawing/XTPChartPolygonDeviceCommand.h"

#include "Chart/XTPChartObjectFactory.h"
#include "Chart/Drawing/XTPChartDrawingObjectFactory.h"

#include "Chart/Styles/Pie/XTPChartPieDiagram.h"
#include "Chart/Styles/Pie/XTPChartPieDiagramView.h"
#include "Chart/Styles/Pie/XTPChartPieSeriesLabel.h"
#include "Chart/Styles/Pie/XTPChartPieSeriesStyle.h"
#include "Chart/Styles/Pie/XTPChartPieSeriesPointView.h"
#include "Chart/Styles/Pie/XTPChartPieSeriesView.h"

#include "Common/Base/Diagnostic/XTPDisableNoisyWarnings.h"

#ifdef _DEBUG
#	define new DEBUG_NEW
#	undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

//////////////////////////////////////////////////////////////////////////
// CXTPChartPieSeriesViewBase

CXTPChartPieSeriesViewBase::CXTPChartPieSeriesViewBase(CXTPChartSeries* pSeries,
													   CXTPChartDiagramView* pDiagramView)
	: CXTPChartSeriesView(pSeries, pDiagramView)
	, m_pDomain(NULL)
	, m_nMaxLabelWidth(0)
{
}

CXTPChartPieSeriesViewBase::~CXTPChartPieSeriesViewBase()
{
	SAFE_DELETE(m_pDomain);
}

CXTPChartRectF CXTPChartPieSeriesViewBase::GetInnerBounds() const
{
	return m_pDomain->GetInnerBounds();
}

CXTPChartDiagramDomain* CXTPChartPieSeriesViewBase::CreateDiagramDomain(CXTPChartDeviceContext* pDC,
																		CRect rcBounds)
{
	m_rcBounds = rcBounds;

	CRect rcInnerBounds = rcBounds;

	CXTPChartPieSeriesStyleBase* pStyle = (CXTPChartPieSeriesStyleBase*)m_pSeries->GetStyle();
	CXTPChartPieSeriesLabelBase* pLabel = (CXTPChartPieSeriesLabelBase*)pStyle->GetLabel();

	if (pLabel->IsVisible() && !pLabel->IsInside())
	{
		CSize sz(0, 0);
		BOOL bHasExpanded = FALSE;
		for (int i = 0; i < m_pPointsView->GetCount(); i++)
		{
			CXTPChartPieSeriesPointViewBase* pPointView = (CXTPChartPieSeriesPointViewBase*)
															  m_pPointsView->GetAt(i);

			CXTPChartString text(pLabel->GetPointLabel(pPointView->GetPoint()));
			CXTPChartTextPainter painter(pDC, text, pLabel);

			sz.cx = max(sz.cx, (INT)painter.GetSize().Width);
			sz.cy = max(sz.cy, (INT)painter.GetSize().Height);

			if (pPointView->GetPoint()->m_bSpecial)
				bHasExpanded = TRUE;
		}

		int nLineLength = pStyle->GetLabel()->GetLineLength();
		int nGap		= 6;

		if (bHasExpanded)
		{
			nGap += min(rcInnerBounds.Width(), rcInnerBounds.Height())
					* pStyle->GetExplodedDistancePercent() / 2 / 100;
		}

		rcInnerBounds.DeflateRect(nGap + nLineLength + sz.cx, nGap + nLineLength + sz.cy);

		m_nMaxLabelWidth = nGap + sz.cx;
	}
	else
	{
		rcInnerBounds.DeflateRect(10, 10);
	}

	int nWidth = min(rcInnerBounds.Width(), rcInnerBounds.Height());

	if (nWidth < 0)
	{
		nWidth		  = 1;
		rcInnerBounds = CRect(rcBounds.CenterPoint(), CSize(nWidth, nWidth));
	}

	int nHeight = nWidth;

	CXTPChartRectF rcInnerBoundsF(float(rcInnerBounds.left + rcInnerBounds.right - nWidth) / 2,
								  float(rcInnerBounds.top + rcInnerBounds.bottom - nHeight) / 2,
								  (float)nWidth, (float)nHeight);

	return new CXTPChartDiagramDomain(rcInnerBoundsF);
}

void CXTPChartPieSeriesViewBase::CalculateLabelLayout(CXTPChartDeviceContext* pDC)
{
	for (int i = 0; i < m_pLabelsView->GetCount(); i++)
	{
		CXTPChartSeriesLabelView* pLabelView = (CXTPChartSeriesLabelView*)m_pLabelsView->GetAt(i);

		pLabelView->CalculateLayout(pDC);
	}

	((CXTPChartPieSeriesLabelsViewBase*)m_pLabelsView)->ResolveOverlapping();
}

void CXTPChartPieSeriesViewBase::CalculateValues()
{
	if (m_pPointsView->GetCount() == 1)
	{
		CXTPChartPieSeriesPointViewBase* pPointView = (CXTPChartPieSeriesPointViewBase*)
														  m_pPointsView->GetAt(0);
		pPointView->m_dValue = 1;
		return;
	}

	double dSum = 0;
	int i;

	for (i = 0; i < m_pPointsView->GetCount(); i++)
	{
		CXTPChartPieSeriesPointViewBase* pPointView = (CXTPChartPieSeriesPointViewBase*)
														  m_pPointsView->GetAt(i);

		CXTPChartSeriesPoint* pPoint = pPointView->GetPoint();

		double dValue = pPoint->GetValue(0);

		if (dValue >= 0)
			dSum += dValue;
	}

	if (dSum == 0)
		dSum = 1;

	for (i = 0; i < m_pPointsView->GetCount(); i++)
	{
		CXTPChartPieSeriesPointViewBase* pPointView = (CXTPChartPieSeriesPointViewBase*)
														  m_pPointsView->GetAt(i);

		CXTPChartSeriesPoint* pPoint = pPointView->GetPoint();

		double dValue = pPoint->GetValue(0);

		pPointView->m_dValue = dValue >= 0 ? dValue / dSum : 0;
	}
}