// MathOutWnd.cpp : implementation file
//

#include "stdafx.h"
#include "math.h"
#include "MathOutWnd.h"
#include "MathDoc.h"
#include "MathView.h"

// Olectra Chart Includes
#include "Axis.h"
#include "AxisCollection.h"
#include "Border.h"
#include "Chart3DData.h"
#include "ChartArea.h"
#include "ChartGroup.h"
#include "ChartGroupCollection.h"
#include "CubeFont.h"
#include "DerivedLong.h"
#include "Font.h"
#include "Interior.h"
#include "Label.h"
#include "Legend.h"
#include "Location.h"
#include "PlotCube.h"
#include "Title.h"
#include "View3d.h"

#include "3dConst.h"
#include "oc_color.h"


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

/////////////////////////////////////////////////////////////////////////////
// CMathOutWnd

CMathOutWnd::CMathOutWnd()
{
	m_IsModify = false;				// the chart is currently NOT being modified
	m_OldRegion = oc3dRegionNone;	// the mouse is currently NOT over the chart
}

CMathOutWnd::~CMathOutWnd()
{
	// nothing to do!
}

BEGIN_MESSAGE_MAP(CMathOutWnd, CWnd)
	//{{AFX_MSG_MAP(CMathOutWnd)
	ON_WM_CREATE()
	ON_WM_SIZE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

// Get a pointer to the Chart via Member functions
CChart3D *CMathOutWnd::GetChart() {
	return &m_chart;
}

// Helper function to update the footer
void CMathOutWnd::UpdateFooter(long Row, long Col, long Region) {
	// Show the present value of this index in the footer.

    double Value;
	char charArr[MAX_STRING_LEN];
	CLabel footTxt;

	// get the footer for convenience
	footTxt = m_chart.GetFooter().GetText();

	// check where we are and update the footer text.
    if (Row > 0 && Col > 0) {
		Value = m_chart.GetChartGroups().GetItem(COleVariant(1L)).GetElevationData().GetValue(Row, Col);

		sprintf(charArr, "Closest Grid Index(%d, %d) = %.2f", Row, Col, Value);
		footTxt.SetText(charArr);

	} else if (Region == oc3dRegionInHeader) {
		footTxt.SetText("In the Header.");

	} else if (Region == oc3dRegionInFooter) {
		footTxt.SetText("In the Footer.");

	}else if (Region == oc3dRegionInLegend) {
		footTxt.SetText("In the Legend.");
	
	} else {
		footTxt.SetText("Nowhere.");
	}
}

// Helper function to initialize the chart
void CMathOutWnd::InitialChartSetup(void) {
	CTitle header;
	CTitle footer;
	COleCurrency hFontSize;

	// set the border properties
	GetChart()->GetBorder().SetType(oc3dBorderPlain);
	GetChart()->GetBorder().SetWidth(1);

	// Add a border to the chart area
	GetChart()->GetChartArea().GetBorder().SetType(oc3dBorderShadow);
	GetChart()->GetChartArea().GetBorder().SetWidth(4);

	// Set the Control's Colors
	GetChart()->GetInterior().SetBackgroundColor(ocColorLightBlue);
	GetChart()->GetChartArea().GetInterior().SetBackgroundColor(ocColorHoneydew);
	GetChart()->GetChartArea().GetPlotCube().GetInterior().SetBackgroundColor(ocColorGray94);

	// Change the Legend Font
	GetChart()->GetLegend().GetFont().SetName("Courier New");
	GetChart()->GetLegend().GetFont().SetBold(true);
	hFontSize.SetCurrency(10, 0);
	GetChart()->GetLegend().GetFont().SetSize(hFontSize);

	// Set the Control's Axis properties
	GetChart()->GetChartArea().GetAxes().GetItem(COleVariant(1L)).GetTitle().SetText("X-Axis");
	GetChart()->GetChartArea().GetAxes().GetItem(COleVariant(2L)).GetTitle().SetText("Y-Axis");
	hFontSize.SetCurrency(12, 0);
	GetChart()->GetChartArea().GetAxes().GetItem(COleVariant(3L)).GetTitle().SetText("Z-Axis");

	GetChart()->GetChartArea().GetAxes().GetItem(COleVariant(1L)).GetTitleFont().SetSize(100);
	GetChart()->GetChartArea().GetAxes().GetItem(COleVariant(1L)).GetAnnotationFont().GetTrueType().SetName("Arial");
	GetChart()->GetChartArea().GetAxes().GetItem(COleVariant(1L)).GetAnnotationFont().GetTrueType().SetSize(hFontSize);

	// Set some initial Header Properties
	header = GetChart()->GetHeader();
	header.GetText().SetText("f(x,y) = cos(sin(x*y)) + sin(cos(x/y))");

	header.GetLocation().GetLeft().SetValue(25);
	header.GetLocation().GetTop().SetValue(15);

	header.GetFont().SetBold(true);
	header.GetFont().SetItalic(true);
	header.GetFont().SetName("Times New Roman");

	hFontSize.SetCurrency(12, 0);
	header.GetFont().SetSize(hFontSize);

	// Set Some initial Footer Properties
	footer = GetChart()->GetFooter();
	footer.GetText().SetText("Nowhere.");

	footer.GetLocation().GetLeft().SetValue(25);

	footer.GetFont().SetBold(true);
	footer.GetFont().SetName("Courier New");

	hFontSize.SetCurrency(10, 0);
	footer.GetFont().SetSize(hFontSize);
}

// this is used to set a pointer to the Input View Window
void CMathOutWnd::SetInWindow(CMathView* inWndView) {
	m_pInWndView = inWndView;
}

/////////////////////////////////////////////////////////////////////////////
// CMathOutWnd message handlers

int CMathOutWnd::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CWnd::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	// Create the chart
	if (!m_chart.Create(NULL,
                       WS_VISIBLE,
                       CRect(0, 0, 462, 356),
                       this,
                       100)) {
        return -1;
    }
	
	// Setup the Chart With Initial Look Here
	InitialChartSetup();

	return 0;
}

void CMathOutWnd::OnSize(UINT nType, int cx, int cy) 
{
	// Call parent's OnSize
	CWnd::OnSize(nType, cx, cy);

	// Streach/Squeeze the Chart's window to fit
	m_chart.MoveWindow(0, 0, cx, cy);


	// if we restored the output window
	if (nType == SIZE_RESTORED) {

		// check if the input window has been created
		if (::IsWindow(m_pInWndView->m_hWnd)) {

			// restore the input window
			m_pInWndView->GetParentFrame()->ShowWindow(SW_RESTORE);
		}
	}
}

BEGIN_EVENTSINK_MAP(CMathOutWnd, CWnd)
    //{{AFX_EVENTSINK_MAP(CMathOutWnd)
	ON_EVENT(CMathOutWnd, 100, -606 /* MouseMove */, OnMouseMoveChart3d1, VTS_I2 VTS_I2 VTS_I4 VTS_I4)
	ON_EVENT(CMathOutWnd, 100, 2 /* ModifyStart */, OnModifyStartChart3d1, VTS_PBOOL)
	ON_EVENT(CMathOutWnd, 100, 1 /* ModifyEnd */, OnModifyEndChart3d1, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()
//	ON_EVENT(CMathOutWnd, 100, 2 /* ModifyStart */, OnModifyStartChart3d1, VTS_PBOOL)
//	ON_EVENT(CMathOutWnd, IDC_CHART2D1, 1 /* ModifyEnd */, OnModifyEndChart3d1, VTS_NONE)

void CMathOutWnd::OnMouseMoveChart3d1(short Button, short Shift, long X, long Y) 
{
	// When the mouse moves over the chart, update the footer at the bottom
	// with the index and value of the point the mouse is on.

	// User is modifying the chart, so get out of here
    if (m_IsModify) { return; }
    
	long px, py;
	long Row, Col;
	long Distance;
    long Region;

    // Convert to pixels
    px = X;
    py = Y;

	// See if the mouse is over the Chart
	Region = m_chart.GetChartGroups().GetItem(COleVariant(1L)).CoordToDataIndex(px, py, &Row, &Col, &Distance);

	if (Region != oc3dRegionInChartArea || Row <= 0 || Col <= 0 || Distance > 15) {
		// Not directly on any index, so force row and col to zero
		Row = Col = 0;
	}

	if ((Row != m_LastRow || Col != m_LastCol || Region != m_OldRegion) && Distance < 15) {
		// This is a different index than last time, so change the value shown in the footer

		// Keep the footer current
		UpdateFooter(Row, Col, Region);

		// Remember current grid selection
		m_LastRow = Row;
		m_LastCol = Col;
		m_OldRegion = Region;
	}
}

void CMathOutWnd::OnModifyStartChart3d1 (BOOL FAR* IsOK)
{
	// Chart is being modified.
	m_IsModify = true;
}

void CMathOutWnd::OnModifyEndChart3d1 (void)
{
	char XRot[MAX_STRING_LEN];
	char YRot[MAX_STRING_LEN];
	char ZRot[MAX_STRING_LEN];
	
	// update rotation edit boxes
	sprintf(XRot, "%g", m_chart.GetChartArea().GetView3D().GetXRotation() );
	sprintf(YRot, "%g", m_chart.GetChartArea().GetView3D().GetYRotation() );
	sprintf(ZRot, "%g", m_chart.GetChartArea().GetView3D().GetZRotation() );

	m_pInWndView->SetXYZAngleEdit(XRot, YRot, ZRot);

	// Chart is NO longer being modified.
	m_IsModify = false;
}