//*******************************************************************************
void CBCGPChartTextObject::OnDrawShape(CBCGPGraphicsManager* pGM, const CBCGPRect& rectDiagram)
{
	if (m_bDrawConnector && !m_format.m_outlineFormat.m_brLineColor.IsEmpty())
	{
		CBCGPRect rectShape = m_rectScreen;
		rectShape.Normalize();

		if (!rectShape.PtInRect(m_ptAnchor))
		{
			CBCGPPoint pt;

			if (bcg_CS_intersect(rectShape, m_ptAnchor, rectShape.CenterPoint(), pt))
			{
				pGM->DrawLine(m_ptAnchor, pt, m_format.m_outlineFormat.m_brLineColor, 
					m_format.m_outlineFormat.GetLineWidth(TRUE), &m_format.m_outlineFormat.m_strokeStyle);
			}
			
			CBCGPEllipse ellipse(m_ptAnchor, 2 * m_format.GetScaleRatio().cx, 2 * m_format.GetScaleRatio().cy);

			pGM->FillEllipse(ellipse, m_format.m_brFillColor);
			pGM->DrawEllipse(ellipse, m_format.m_outlineFormat.m_brLineColor);
		}
	}

	CBCGPChartObject::OnDrawShape(pGM, rectDiagram);
}
Ejemplo n.º 2
0
bool bcg_pointInPie (const CBCGPRect& rect, double dblAngleStart, double dblAngleFinish, const CBCGPPoint& ptTestIn, double dblDoughnutPercent)
{
    if (!rect.PtInRect(ptTestIn))
    {
        return false;
    }

	CBCGPPoint ptTest = ptTestIn;
	CBCGPPoint ptCenter = rect.CenterPoint();
	double dblRadiusX = 0.5 * rect.Width();
	double dblRadiusY = 0.5 * rect.Height();

	if (dblRadiusX > dblRadiusY && dblRadiusX != 0.)
	{
		ptTest.Scale(CBCGPPoint(dblRadiusY / dblRadiusX, 1.0), ptCenter);
	}
	else if (dblRadiusY > dblRadiusX && dblRadiusY != 0.)
	{
		ptTest.Scale(CBCGPPoint(1.0, dblRadiusX / dblRadiusY, 1.0), ptCenter);
	}
	
	double dblAngle = bcg_normalize_rad(bcg_angle(ptCenter, ptTest));

	dblAngleStart = bcg_normalize_rad(dblAngleStart);
	dblAngleFinish = bcg_normalize_rad(dblAngleFinish);

	BOOL bIn = FALSE;
	const BOOL bIsFullEllipse = bcg_IsFullEllipse(bcg_rad2deg(dblAngleStart), bcg_rad2deg(dblAngleFinish), TRUE, 0.1f);

	if (bIsFullEllipse)
	{
		bIn = TRUE;
	}
	else
	{
		if (dblAngleStart > dblAngleFinish)
		{
			bIn = (dblAngle <= dblAngleFinish) || (dblAngleStart <= dblAngle);
		}
		else
		{
			bIn = (dblAngle >= dblAngleStart) && (dblAngle <= dblAngleFinish);
		}
	}

	if (bIn)
	{
		double angleCos = cos(dblAngle);
		double angleSin = sin(dblAngle);

		CBCGPPoint ptEdge(ptCenter.x + angleCos * .5 * rect.Width(), ptCenter.y + angleSin * .5 * rect.Height());
		double r = bcg_distance(ptEdge, ptCenter);
		double distToCenter = bcg_distance(ptTestIn, ptCenter);

		return (distToCenter <= r && distToCenter > r * dblDoughnutPercent);
	}

	return false;
}
//***************************************************************************************
int CBCGPRadialMenuObject::HitTestShape(const CBCGPPoint& pt)
{
	CBCGPRect rect = m_rect;
	if (rect.Width() < rect.Height())
	{
		rect.top += (rect.Height() - rect.Width()) / 2;
		rect.bottom = rect.top + rect.Width();
	}
	else if (rect.Height() < rect.Width())
	{
		rect.left += (rect.Width() - rect.Height()) / 2;
		rect.right = rect.left + rect.Height();
	}

	rect.DeflateRect(2., 2.);

	rect.right -= m_nShadowDepth;
	rect.bottom -= m_nShadowDepth;

	const double radius = rect.Width() / 2;
	const double radiusSmall = INTERNAL_PART * rect.Width() + 1.0;
	const CBCGPPoint center = rect.CenterPoint();

	double dblDistanceToCenter = bcg_distance(pt, center);

	if (dblDistanceToCenter > radius)
	{
		return -1;
	}
	
	const int nItems = (int)m_arItems.GetSize();
	if (dblDistanceToCenter <= radiusSmall)
	{
		return m_bHasCenterButton ? nItems - 1 : -1;
	}

	const int nCircleItems = m_bHasCenterButton ? nItems - 1 : nItems;
	if (nCircleItems == 0)
	{
		return -1;
	}

	double dblDeltaAngle = 360. / nCircleItems;
	double dblStartAngle = 90. - dblDeltaAngle / 2;
	double dblAngle = bcg_normalize_deg(bcg_rad2deg(acos((pt.x - center.x) / dblDistanceToCenter)));
	if (pt.y > center.y)
	{
		dblAngle = 360 - dblAngle;
	}

	int nHit = (int)((dblAngle - dblStartAngle) / dblDeltaAngle);
	if (dblAngle < dblStartAngle)
	{
		nHit = nCircleItems - 1 - (int)((dblStartAngle - dblAngle) / dblDeltaAngle);
	}

	return nHit;
}
//***************************************************************************************
void CBCGPRadialMenuObject::OnDraw(CBCGPGraphicsManager* pGM, const CBCGPRect& /*rectClip*/, DWORD dwFlags)
{
	if (dwFlags == BCGP_DRAW_STATIC)
	{
		return;
	}

	m_nShadowDepth = pGM->IsSupported(BCGP_GRAPHICS_MANAGER_COLOR_OPACITY) ? GetShadowDepth() : 0;

	CBCGPRect rect = m_rect;
	if (rect.Width() < rect.Height())
	{
		rect.top += (rect.Height() - rect.Width()) / 2;
		rect.bottom = rect.top + rect.Width();
	}
	else if (rect.Height() < rect.Width())
	{
		rect.left += (rect.Width() - rect.Height()) / 2;
		rect.right = rect.left + rect.Height();
	}

	rect.DeflateRect(2., 2.);

	rect.right -= m_nShadowDepth;
	rect.bottom -= m_nShadowDepth;

	const double radius = rect.Width() / 2;
	const double radiusSmall = INTERNAL_PART * rect.Width() + 1.0;
	const CBCGPPoint center = rect.CenterPoint();

	CBCGPSize sizeIcon((double)m_cxIcon, 16);

	if (!m_Icons.IsNull())
	{
		sizeIcon.cy = pGM->GetImageSize(m_Icons).cy;
	}

	const int nItems = (int)m_arItems.GetSize();

	if (IsDirty())
	{
		int nCircleItems = m_bHasCenterButton ? nItems - 1 : nItems;

		double dblDeltaAngle = nCircleItems == 0 ? 0. : 360. / nCircleItems;
		double dblStartAngle = 90. - dblDeltaAngle / 2;

		for (int i = 0; i < nItems; i++)
		{
			CBCGPRadialMenuItem* pItem = m_arItems[i];
			ASSERT_VALID(pItem);

			pItem->m_bIsCenter = i == nItems -1 && m_bHasCenterButton;

			pItem->m_Shape.Destroy();
			pItem->m_Shape.Clear();

			if (!pItem->m_bIsCenter)
			{
				double dblFinishAngle = dblStartAngle + dblDeltaAngle;

				const double dblStartAngleRad = bcg_deg2rad(dblStartAngle);
				const double dblFinishAngleRad = bcg_deg2rad(dblFinishAngle);
				const double dblMiddleAngleRad = bcg_deg2rad(dblStartAngle + dblDeltaAngle / 2);

				double angleStartCos = cos(dblStartAngleRad);
				double angleStartSin = sin(dblStartAngleRad);
				double angleFinishCos = cos(dblFinishAngleRad);
				double angleFinishSin = sin(dblFinishAngleRad);

				pItem->m_Shape.SetStart(
					CBCGPPoint(center.x + angleStartCos * radius, center.y - angleStartSin * radius));
				pItem->m_Shape.AddArc(
					CBCGPPoint(center.x + angleFinishCos * radius, center.y - angleFinishSin * radius),
					CBCGPSize(radius, radius), dblStartAngle > dblFinishAngle, FALSE);
				pItem->m_Shape.AddLine(
					CBCGPPoint(center.x + angleFinishCos * radiusSmall, center.y - angleFinishSin * radiusSmall));
				pItem->m_Shape.AddArc(
					CBCGPPoint(center.x + angleStartCos * radiusSmall, center.y - angleStartSin * radiusSmall),
					CBCGPSize(radiusSmall, radiusSmall), dblStartAngle < dblFinishAngle, FALSE);

				pItem->m_ptCenter = CBCGPPoint(
					center.x + cos(dblMiddleAngleRad) * 2 * radius / 3,
					center.y - sin(dblMiddleAngleRad) * 2 * radius / 3);

				dblStartAngle = dblFinishAngle;
			}
			else
			{
				pItem->m_Shape.SetStart(center);
				pItem->m_Shape.AddLine(center);
				pGM->CombineGeometry(pItem->m_Shape, pItem->m_Shape, CBCGPEllipseGeometry(CBCGPEllipse(center, radiusSmall, radiusSmall)), RGN_OR);

				pItem->m_ptCenter = center;
			}
		}
	}

	CBCGPEllipse ellipseInt(center, radiusSmall, radiusSmall);

	CBCGPRect rectShadow = rect;
	rectShadow.OffsetRect(m_nShadowDepth, m_nShadowDepth);

	if (!m_bHasCenterButton && m_pCtrl->GetSafeHwnd() != NULL && (m_pCtrl->GetExStyle() & WS_EX_LAYERED))
	{
		if (m_nShadowDepth > 0)
		{
			CBCGPEllipseGeometry egShadow(rectShadow);

			CBCGPPoint centerShadow = center;
			centerShadow.x += m_nShadowDepth;
			centerShadow.y += m_nShadowDepth;

			CBCGPEllipse ellipseIntShadow(centerShadow, radiusSmall, radiusSmall);
			CBCGPEllipseGeometry egInternalShadow(ellipseIntShadow);

			CBCGPComplexGeometry shapeShadow;
			pGM->CombineGeometry(shapeShadow, egShadow, egInternalShadow, RGN_DIFF);

			pGM->FillGeometry(shapeShadow, m_brShadow);
		}

		CBCGPEllipseGeometry eg(rect);
		CBCGPEllipseGeometry egInternal(ellipseInt);

		CBCGPComplexGeometry shape;
		pGM->CombineGeometry(shape, eg, egInternal, RGN_DIFF);

		pGM->FillGeometry(shape, m_brFill);

	}
	else
	{
		if (m_nShadowDepth > 0)
		{
			pGM->FillEllipse(rectShadow, m_brShadow);
		}

		pGM->FillEllipse(rect, m_brFill);
	}

	pGM->DrawEllipse(rect, m_brBorder);

	if (!pGM->IsSupported(BCGP_GRAPHICS_MANAGER_COLOR_OPACITY))
	{
		CBCGPRect rect1 = rect;
		rect1.DeflateRect(1, 1);

		pGM->DrawEllipse(rect1, m_brFill);
	}

	BOOL bIsCtrlDisabled = m_pCtrl->GetSafeHwnd() != NULL && !m_pCtrl->IsWindowEnabled();

	for (int i = 0; i < nItems; i++)
	{
		CBCGPRadialMenuItem* pItem = m_arItems[i];
		ASSERT_VALID(pItem);

		if (i == m_nHighlighted)
		{
			pGM->FillGeometry(pItem->m_Shape, m_nHighlighted == m_nPressed ? m_brPressed : 
				m_brHighlighted.IsEmpty() ? m_brFill : m_brHighlighted);
		}

		pItem->OnDrawIcon(pGM, bIsCtrlDisabled, m_Icons, sizeIcon);

		pGM->DrawGeometry(pItem->m_Shape, m_brBorder);
	}

	pGM->DrawEllipse(ellipseInt, m_brBorder);

	if (!pGM->IsSupported(BCGP_GRAPHICS_MANAGER_ANTIALIAS))
	{
		rect.InflateRect(1, 1);
		pGM->DrawEllipse(rect, m_brBorder);
	}

	if (m_pCtrl->GetSafeHwnd() != NULL && m_pCtrl->IsFocused() && !m_pCtrl->IsPopup())
	{
		rect.InflateRect(1, 1);
		pGM->DrawEllipse(rect, m_brFocusedBorder);
	}
}