#include "stdafx.h"
#include "SigmaView.h"
#include "SectionDoc.h"
#include "ItemMeshProcess.h"

static CCurveEx * GetCurveByPickup(CSigmaDoc * pDoc, int mouseX, int mouseY);

//mode 0--¹¹Ôìͼ  1--µÈºñͼ
extern "C" __declspec(dllexport)
int Surface_CalculateVolume(CSigmaView * pView, int mouseX, int mouseY, int mode, double * zOut, double * volumeOut)
{
	*zOut = *volumeOut;
	if (pView == 0)
		return -1;
	if (pView->m_pDoc == 0)
		return -1;	
	if (mode != 0 && mode != 1)
		return -1;
	
	CCurveEx * pc = GetCurveByPickup(pView->m_pDoc, mouseX, mouseY);
	CItemMeshProcess process(pView->m_pDoc);
	if (process.CalculateVolume(pc, mode, *zOut, *volumeOut))
		return 1;

	return -1;
}

extern "C" __declspec(dllexport)
int Surface_SetZValue(CSigmaView * pView, int mouseX, int mouseY, int zMode, double zIn)
{
	if (pView == 0)
		return -1;

	CSigmaDoc * pDoc = pView->m_pDoc;
	if (pDoc == 0)
		return -1;

	CCurveEx * pc = GetCurveByPickup(pDoc, mouseX, mouseY);
	CItemMeshProcess process(pDoc);
	if (process.SetZOfSurface(pc, zMode, zIn))
		return 1;

	return -1;
}

extern "C" __declspec(dllexport)
int Surface_GetZRange(CSigmaView * pView, POSITION surfacePos, double& zMin, double& zMax)
{
	if (pView == 0)
		return -1;
	CMesh* pMesh = (CMesh*)pView->m_pDoc->GetDraw()->GetAtValue(surfacePos);
	pMesh->GetM(zMin, zMax);
	return 1;
}

static CCurveEx * GetCurveByPickup(CSigmaDoc * pDoc, int mouseX, int mouseY)
{
	CPoint ptInCanvas(mouseX, mouseY);
	NBase::CPoint2D ptInModel = pDoc->GetDC().GetReal(ptInCanvas);

	POSITION pos = pDoc->GetSelectedItem(ptInModel);
	if (pos == 0)
		return 0;

	COne * pOne = pDoc->GetDraw()->GetAt(pos);
	if (pOne == 0)
		return 0;
	if (pOne->GetType() != DOUBLEFOX_CURVE)
		return 0;

	CCurveEx * pc = (CCurveEx*)pDoc->GetDraw()->GetAtValue(pos);
	return pc;
}
//bool NItem::CItemMeshProcess::SetZOfSurface(CCurveEx* pCurveRange, int zMode, double zIn)