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// XTPChartPieSeriesView.cpp
//
// This file is a part of the XTREME TOOLKIT PRO MFC class library.
// (c)1998-2012 Codejock Software, All Rights Reserved.
//
// THIS SOURCE FILE IS THE PROPERTY OF CODEJOCK SOFTWARE AND IS NOT TO BE
// RE-DISTRIBUTED BY ANY MEANS WHATSOEVER WITHOUT THE EXPRESSED WRITTEN
// CONSENT OF CODEJOCK SOFTWARE.
//
// THIS SOURCE CODE CAN ONLY BE USED UNDER THE TERMS AND CONDITIONS OUTLINED
// IN THE XTREME TOOLKIT PRO LICENSE AGREEMENT. CODEJOCK SOFTWARE GRANTS TO
// YOU (ONE SOFTWARE DEVELOPER) THE LIMITED RIGHT TO USE THIS SOFTWARE ON A
// SINGLE COMPUTER.
//
// CONTACT INFORMATION:
// support@codejock.com
// http://www.codejock.com
//
/////////////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include <math.h>
#include "Common/XTPPropExchange.h"
#include "../../Types/XTPChartTypes.h"
#include "Common/Base/Types/XTPPoint3.h"
#include "../../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 <Common/XTPMathUtils.h>
#include <Chart/Utils/XTPChartTextPainter.h>
#include <Chart/Drawing/XTPChartDeviceCommand.h>
#include "XTPChartPieDiagram.h"
#include "XTPChartPieDiagramView.h"
#include "XTPChartPieSeriesLabel.h"
#include "XTPChartPieSeriesStyle.h"
#include "XTPChartPieSeriesPointView.h"
#include "XTPChartPieSeriesView.h"
class CXTPChartPieDiagramDomain : public CXTPChartDiagramDomain
{
public:
CXTPChartPieDiagramDomain(CXTPChartRectF rcInnerBounds);
protected:
virtual CXTPChartRectF GetInnerBounds() const;
protected:
CXTPChartRectF m_rcInnerBounds;
};
CXTPChartPieDiagramDomain::CXTPChartPieDiagramDomain(CXTPChartRectF rcInnerBounds)
{
m_rcInnerBounds = rcInnerBounds;
}
CXTPChartRectF CXTPChartPieDiagramDomain::GetInnerBounds() const
{
return m_rcInnerBounds;
}
//////////////////////////////////////////////////////////////////////////
// CXTPChartPieSeriesView
CXTPChartPieSeriesView::CXTPChartPieSeriesView(CXTPChartSeries* pSeries, CXTPChartDiagramView* pDiagramView)
: CXTPChartSeriesView(pSeries, pDiagramView)
{
m_pDomain = NULL;
m_nMaxLabelWidth = 0;
m_rcBounds.SetRectEmpty();
}
CXTPChartPieSeriesView::~CXTPChartPieSeriesView()
{
SAFE_DELETE(m_pDomain);
}
void CXTPChartPieSeriesView::CalculatePointLayout(CXTPChartDeviceContext* pDC, CRect rcBounds)
{
SAFE_DELETE(m_pDomain);
UNREFERENCED_PARAMETER(pDC);
CalculateValues();
m_pDomain = CreateDiagramDomain(pDC, rcBounds);
double circleStartAngle = CXTPMathUtils::Degree2Radian(((CXTPChartPieSeriesStyleBase*)GetStyle())->GetRotation());
CXTPChartEllipse ellipse(CXTPPoint3d(), m_pDomain->GetInnerBounds().Width / 2, m_pDomain->GetInnerBounds().Height / 2);
double dAngle = ellipse.CalcEllipseAngleFromCircleAngle(circleStartAngle);
for (int i = 0; i < m_pPointsView->GetCount(); i++)
{
CXTPChartPieSeriesPointView* pPointView = (CXTPChartPieSeriesPointView*)m_pPointsView->GetAt(i);
pPointView->CalculateLayout(dAngle);
}
}
CXTPChartDiagramDomain* CXTPChartPieSeriesView::CreateDiagramDomain(CXTPChartDeviceContext* pDC, CRect rcBounds)
{
m_rcBounds = rcBounds;
CRect rcInnerBounds = rcBounds;
CXTPChartPieSeriesStyleBase* pStyle = (CXTPChartPieSeriesStyleBase*)m_pSeries->GetStyle();
CXTPChartPieSeriesLabel* pLabel = (CXTPChartPieSeriesLabel*)pStyle->GetLabel();
if (pLabel->IsVisible() && !pLabel->IsInside())
{
CSize sz(0, 0);
BOOL bHasExanded = FALSE;
for (int i = 0; i < m_pPointsView->GetCount(); i++)
{
CXTPChartPieSeriesPointView* pPointView = (CXTPChartPieSeriesPointView*)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)
bHasExanded = TRUE;
}
int nLineLength = pStyle->GetLabel()->GetLineLength();
int nGap = 6;
if (bHasExanded)
{
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 CXTPChartPieDiagramDomain(rcInnerBoundsF);
}
void CXTPChartPieSeriesView::CalculateLabelLayout(CXTPChartDeviceContext* pDC)
{
for (int i = 0; i < m_pLabelsView->GetCount(); i++)
{
CXTPChartSeriesLabelView* pLabelView = (CXTPChartSeriesLabelView*)m_pLabelsView->GetAt(i);
pLabelView->CalculateLayout(pDC);
}
((CXTPChartPieSeriesLabelsView*)m_pLabelsView)->ResolveOverlapping();
}
CXTPChartRectF CXTPChartPieSeriesView::GetInnerBounds() const
{
return m_pDomain->GetInnerBounds();
}
CXTPChartSeriesPointView* CXTPChartPieSeriesView::CreateSeriesPointView(CXTPChartDeviceContext* pDC, CXTPChartSeriesPoint* pPoint, CXTPChartElementView* pParentView)
{
UNREFERENCED_PARAMETER(pDC);
return new CXTPChartPieSeriesPointView(pPoint, pParentView);
}
void CXTPChartPieSeriesView::CalculateValues()
{
if (m_pPointsView->GetCount() == 1)
{
CXTPChartPieSeriesPointView* pPointView = (CXTPChartPieSeriesPointView*)m_pPointsView->GetAt(0);
pPointView->m_dValue = 1;
return;
}
double dSum = 0;
int i;
for (i = 0; i < m_pPointsView->GetCount(); i++)
{
CXTPChartPieSeriesPointView* pPointView = (CXTPChartPieSeriesPointView*)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++)
{
CXTPChartPieSeriesPointView* pPointView = (CXTPChartPieSeriesPointView*)m_pPointsView->GetAt(i);
CXTPChartSeriesPoint* pPoint = pPointView->GetPoint();
double dValue = pPoint->GetValue(0);
pPointView->m_dValue = dValue >= 0 ? dValue / dSum : 0;
}
}
CXTPChartDeviceCommand* CXTPChartPieSeriesView::CreateDeviceCommand(CXTPChartDeviceContext* pDC)
{
CXTPChartDeviceCommand* pCommand = new CXTPChartPolygonAntialiasingDeviceCommand();
pCommand->AddChildCommand(CXTPChartSeriesView::CreateDeviceCommand(pDC));
return pCommand;
}
CXTPChartDeviceCommand* CXTPChartPieSeriesView::CreateLegendDeviceCommand(CXTPChartDeviceContext* pDC, CRect rcBounds)
{
UNREFERENCED_PARAMETER(pDC);
rcBounds.DeflateRect(1, 1);
CXTPChartDeviceCommand* pCommand = new CXTPChartPolygonAntialiasingDeviceCommand();
CXTPChartColor color1 = m_pSeries->GetColor();
CXTPChartColor color2 = m_pSeries->GetColor2();
CXTPChartEllipse explodeEllipse(CXTPChartPointF(rcBounds.left, rcBounds.bottom), rcBounds.Width(), rcBounds.Height());
CXTPChartPie pie(0, CXTPMathUtils::m_dPI / 2, explodeEllipse, 0, 0);
pCommand->AddChildCommand(pie.CreatePieDeviceCommand(color1, color2, CXTPChartPointF(0, 0)));
CXTPChartPieSeriesStyle* pStyle = DYNAMIC_DOWNCAST(CXTPChartPieSeriesStyle, GetStyle());
if (pStyle)
{
if (pStyle->GetBorder()->IsVisible())
{
pCommand->AddChildCommand(pie.CreateBoundedPieDeviceCommand(pStyle->GetBorderActualColor(), 1, CXTPChartPointF(0, 0)));
}
}
else
{
CXTPChartColor clrBorder = GetStyle()->GetAppearance()->GetPieStyleAppearance()->BorderColor;
pCommand->AddChildCommand(pie.CreateBoundedPieDeviceCommand(clrBorder, 1, CXTPChartPointF(0, 0)));
}
return pCommand;
}