BOOL AddPointInPolygon(CBCGPPointsArray& arPoly, const CBCGPPoint& pt)
{
if (FindPointInPolygon (arPoly, pt) != -1)
{
return FALSE;
}
arPoly.Add (pt);
return TRUE;
}
//*******************************************************************************
CBCGPGeometry* CBCGPChartInterLineColoringEffect::CreateGeometry(const CBCGPPointsArray& arOrgPoints, const CBCGPRect& rectBounds,
BCGPChartFormatSeries::ChartCurveType curveType, BOOL bClip)
{
CBCGPChartAxis* pXAxis = m_pSeries1->GetRelatedAxis(CBCGPChartSeries::AI_X);
ASSERT_VALID(pXAxis);
BOOL bIsVertical = pXAxis->IsVertical();
CBCGPGeometry* pGeometry = NULL;
CBCGPPointsArray arPoints;
arPoints.Append(arOrgPoints);
CBCGPPoint ptStart = arPoints[0];
CBCGPPoint ptEnd = arPoints[arPoints.GetSize() - 1];
CBCGPPoint ptClipCorrectionStart = ptStart;
CBCGPPoint ptClipCorrectionEnd = ptEnd;
if (bIsVertical)
{
if (bClip)
{
if (pXAxis->m_bReverseOrder)
{
ptClipCorrectionStart.y -= 1.;
ptClipCorrectionEnd.y += 1.;
}
else
{
ptClipCorrectionStart.y += 1.;
ptClipCorrectionEnd.y -= 1.;
}
ptStart = CBCGPPoint(rectBounds.left, ptClipCorrectionStart.y);
ptEnd = CBCGPPoint(rectBounds.left, ptClipCorrectionEnd.y);
}
else
{
ptStart = CBCGPPoint(rectBounds.left, ptStart.y);
ptEnd = CBCGPPoint(rectBounds.left, ptEnd.y);
}
}
else
{
if (bClip)
{
if (pXAxis->m_bReverseOrder)
{
ptClipCorrectionStart.x += 1.;
ptClipCorrectionEnd.x -= 1.;
}
else
{
ptClipCorrectionStart.x -= 1.;
ptClipCorrectionEnd.x += 1.;
}
ptStart = CBCGPPoint(ptClipCorrectionStart.x, rectBounds.bottom);
ptEnd = CBCGPPoint(ptClipCorrectionEnd.x, rectBounds.bottom);
}
else
{
ptStart = CBCGPPoint(ptStart.x, rectBounds.bottom);
ptEnd = CBCGPPoint(ptEnd.x, rectBounds.bottom);
}
}
if (curveType == BCGPChartFormatSeries::CCT_SPLINE || curveType == BCGPChartFormatSeries::CCT_SPLINE_HERMITE)
{
CBCGPSplineGeometry::BCGP_SPLINE_TYPE splineType = CBCGPSplineGeometry::BCGP_SPLINE_TYPE_KB;
if (curveType == BCGPChartFormatSeries::CCT_SPLINE_HERMITE)
{
splineType = CBCGPSplineGeometry::BCGP_SPLINE_TYPE_HERMITE;
}
CBCGPComplexGeometry* pComplex = new CBCGPComplexGeometry() ;
CBCGPSplineGeometry geometryTop(arOrgPoints, splineType, FALSE);
pComplex->AddPoints(geometryTop.GetPoints(), CBCGPPolygonGeometry::BCGP_CURVE_TYPE_BEZIER);
if (bClip)
{
pComplex->AddLine(ptClipCorrectionEnd);
}
pComplex->AddLine(ptEnd);
pComplex->AddLine(ptStart);
if (bClip)
{
pComplex->AddLine(ptClipCorrectionStart);
}
pComplex->SetClosed(TRUE);
pGeometry = pComplex;
}
else
{
if (bClip)
{
arPoints.Add(ptClipCorrectionEnd);
}
arPoints.Add(ptEnd);
arPoints.Add(ptStart);
if (bClip)
{
arPoints.Add(ptClipCorrectionStart);
}
pGeometry = new CBCGPPolygonGeometry(arPoints);
}
return pGeometry;
}
//*******************************************************************************
BOOL CBCGPLinearGaugeImpl::GetRangeShape(CBCGPRect& rect, CBCGPPolygonGeometry& shape, double dblStartValue, double dblFinishValue,
double dblStartWidth, double dblFinishWidth,
double dblOffsetFromFrame, int nScale)
{
rect.SetRectEmpty();
shape.Clear();
CBCGPPoint pt1;
if (!ValueToPoint(dblStartValue, pt1, nScale))
{
return FALSE;
}
CBCGPPoint pt2;
if (!ValueToPoint(dblFinishValue, pt2, nScale))
{
return FALSE;
}
const double scaleRatio = GetScaleRatioMid();
if (dblStartWidth == 0.)
{
CBCGPGaugeScaleObject* pScale = GetScale(nScale);
if (pScale != NULL)
{
dblStartWidth = pScale->m_dblMajorTickMarkSize + pScale->m_dblOffsetFromFrame;
}
}
if (dblFinishWidth == 0.)
{
dblFinishWidth = dblStartWidth;
}
dblStartWidth *= scaleRatio;
dblFinishWidth *= scaleRatio;
dblOffsetFromFrame *= scaleRatio;
if (dblFinishWidth == dblStartWidth)
{
if (m_bIsVertical)
{
rect.left = pt1.x + dblOffsetFromFrame;
rect.top = pt1.y;
rect.right = pt1.x + dblStartWidth + dblOffsetFromFrame;
rect.bottom = pt2.y;
}
else
{
rect.left = pt1.x;
rect.top = pt1.y + dblOffsetFromFrame;
rect.right = pt2.x;
rect.bottom = pt1.y + dblStartWidth + dblOffsetFromFrame;
}
}
else
{
CBCGPPointsArray arPoints;
if (m_bIsVertical)
{
arPoints.Add(CBCGPPoint(pt1.x + dblOffsetFromFrame, pt1.y));
arPoints.Add(CBCGPPoint(pt2.x + dblOffsetFromFrame, pt2.y));
arPoints.Add(CBCGPPoint(pt2.x + dblOffsetFromFrame + dblFinishWidth, pt2.y));
arPoints.Add(CBCGPPoint(pt1.x + dblOffsetFromFrame + dblStartWidth, pt1.y));
}
else
{
arPoints.Add(CBCGPPoint(pt1.x, pt1.y + dblOffsetFromFrame));
arPoints.Add(CBCGPPoint(pt2.x, pt2.y + dblOffsetFromFrame));
arPoints.Add(CBCGPPoint(pt2.x, pt2.y + dblOffsetFromFrame + dblFinishWidth));
arPoints.Add(CBCGPPoint(pt1.x, pt1.y + dblOffsetFromFrame + dblStartWidth));
}
shape.SetPoints(arPoints);
}
return TRUE;
}
//*******************************************************************************
void CBCGPLinearGaugeImpl::CreatePointerPoints(CBCGPPointsArray& arPoints, int nPointerIndex, BOOL bShadow)
{
if (m_rect.IsRectEmpty())
{
return;
}
CBCGPLinearGaugePointer* pData = DYNAMIC_DOWNCAST(CBCGPLinearGaugePointer, m_arData[nPointerIndex]);
if (pData == NULL)
{
ASSERT(FALSE);
return;
}
CBCGPGaugeScaleObject* pScale = GetScale(pData->GetScale());
if (pScale == NULL)
{
ASSERT(FALSE);
return;
}
const double scaleRatio = GetScaleRatioMid();
double dblValue = pData->m_nAnimTimerID != 0 ? pData->m_dblAnimatedValue : pData->m_dblValue;
double dblSizeMax = max(pScale->m_dblMajorTickMarkSize, 2. * pScale->m_dblMinorTickMarkSize) * scaleRatio;
double dblSize = dblSizeMax;
if (dblSize == 0)
{
dblSize = 8. * scaleRatio;
}
double dblSizePerc = bcg_clamp(pData->m_dblSize, 0.0, 1.0);
if (dblSizePerc != 0.0)
{
dblSize = max(dblSize * dblSizePerc, 2.0);
}
CBCGPPoint point;
if (!ValueToPoint(dblValue, point, pData->GetScale()))
{
return;
}
double offset = max(pScale->m_dblMajorTickMarkSize, pScale->m_dblMinorTickMarkSize) * scaleRatio;
offset = max(offset, m_dblMaxRangeSize);
double x = point.x;
double y = point.y;
if (dblSize < dblSizeMax && pData->GetPosition() != CBCGPLinearGaugePointer::BCGP_GAUGE_POSITION_NEAR)
{
double dblSizeDelta = dblSizeMax - dblSize;
if (pData->GetPosition() == CBCGPLinearGaugePointer::BCGP_GAUGE_POSITION_CENTER)
{
dblSizeDelta /= 2.0;
}
if (m_bIsVertical)
{
x += dblSizeDelta;
}
else
{
y += dblSizeDelta;
}
}
if (bShadow)
{
x += 2. * m_sizeScaleRatio.cx;
y += 2. * m_sizeScaleRatio.cy;
}
const double delta = pData->m_dblWidth == 0 ? dblSize / 2 : (pData->m_dblWidth * scaleRatio) / 2;
switch (pData->GetStyle())
{
case CBCGPLinearGaugePointer::BCGP_GAUGE_NEEDLE_TRIANGLE:
if (m_bIsVertical)
{
arPoints.Add(CBCGPPoint(x, y - delta));
arPoints.Add(CBCGPPoint(x, y + delta));
arPoints.Add(CBCGPPoint(x + dblSize, y));
}
else
{
arPoints.Add(CBCGPPoint(x + delta, y));
arPoints.Add(CBCGPPoint(x - delta, y));
arPoints.Add(CBCGPPoint(x, y + dblSize));
}
break;
case CBCGPLinearGaugePointer::BCGP_GAUGE_NEEDLE_TRIANGLE_INV:
if (m_bIsVertical)
{
arPoints.Add(CBCGPPoint(x + dblSize, y - delta));
arPoints.Add(CBCGPPoint(x + dblSize, y + delta));
arPoints.Add(CBCGPPoint(x, y));
}
else
{
arPoints.Add(CBCGPPoint(x + delta, y + dblSize));
arPoints.Add(CBCGPPoint(x - delta, y + dblSize));
arPoints.Add(CBCGPPoint(x, y));
}
break;
case CBCGPLinearGaugePointer::BCGP_GAUGE_NEEDLE_RECT:
case CBCGPLinearGaugePointer::BCGP_GAUGE_NEEDLE_CIRCLE:
if (m_bIsVertical)
{
arPoints.Add(CBCGPPoint(x, y + delta));
arPoints.Add(CBCGPPoint(x, y - delta));
arPoints.Add(CBCGPPoint(x + dblSize, y - delta));
arPoints.Add(CBCGPPoint(x + dblSize, y + delta));
}
else
{
arPoints.Add(CBCGPPoint(x + delta, y + dblSize));
arPoints.Add(CBCGPPoint(x - delta, y + dblSize));
arPoints.Add(CBCGPPoint(x - delta, y));
arPoints.Add(CBCGPPoint(x + delta, y));
}
break;
case CBCGPLinearGaugePointer::BCGP_GAUGE_NEEDLE_DIAMOND:
if (m_bIsVertical)
{
arPoints.Add(CBCGPPoint(x + .5 * dblSize, y + delta));
arPoints.Add(CBCGPPoint(x, y));
arPoints.Add(CBCGPPoint(x + .5 * dblSize, y - delta));
arPoints.Add(CBCGPPoint(x + dblSize, y));
}
else
{
arPoints.Add(CBCGPPoint(x, y + dblSize));
arPoints.Add(CBCGPPoint(x - delta, y + .5 * dblSize));
arPoints.Add(CBCGPPoint(x, y));
arPoints.Add(CBCGPPoint(x + delta, y + .5 * dblSize));
}
}
}
//**********************************************************************************************************
void CBCGPLinearGaugeImpl::OnDrawTickMark(CBCGPGraphicsManager* pGM, const CBCGPPoint& ptFrom, const CBCGPPoint& ptTo,
CBCGPGaugeScaleObject::BCGP_TICKMARK_STYLE style, BOOL bMajor,
double dblVal, int nScale,
const CBCGPBrush& brFillIn, const CBCGPBrush& brOutlineIn)
{
ASSERT_VALID(pGM);
CBCGPGaugeScaleObject* pScale = GetScale(nScale);
if (pScale == NULL)
{
ASSERT(FALSE);
return;
}
const double scaleRatio = GetScaleRatioMid();
const double dblSize = (bMajor ? pScale->m_dblMajorTickMarkSize : pScale->m_dblMinorTickMarkSize) * scaleRatio;
const CBCGPGaugeColoredRangeObject* pRange = GetColoredRangeByValue(dblVal, nScale, BCGP_GAUGE_RANGE_TICKMARK_COLOR);
const CBCGPBrush& brFill = (pRange != NULL && !pRange->m_brTickMarkFill.IsEmpty()) ?
pRange->m_brTickMarkFill : (brFillIn.IsEmpty() ? m_Colors.m_brTickMarkFill : brFillIn);
const CBCGPBrush& brOutline = (pRange != NULL && !pRange->m_brTickMarkOutline.IsEmpty()) ?
pRange->m_brTickMarkOutline : (brOutlineIn.IsEmpty() ? m_Colors.m_brTickMarkOutline : brOutlineIn);
switch (style)
{
case CBCGPGaugeScaleObject::BCGP_TICKMARK_LINE:
pGM->DrawLine(ptFrom, ptTo, brOutline, scaleRatio);
break;
case CBCGPGaugeScaleObject::BCGP_TICKMARK_TRIANGLE:
case CBCGPGaugeScaleObject::BCGP_TICKMARK_TRIANGLE_INV:
case CBCGPGaugeScaleObject::BCGP_TICKMARK_BOX:
{
CBCGPPointsArray arPoints;
const double dblWidth = (style == CBCGPGaugeScaleObject::BCGP_TICKMARK_BOX) ?
(dblSize / 4.) : (bMajor ? (dblSize * 2. / 3.) : (dblSize / 2.));
const double dx = m_bIsVertical ? dblSize : max(dblWidth * .5, 3);
const double dy = m_bIsVertical ? max(dblWidth * .5, 3) : dblSize;
double x = ptTo.x;
double y = ptTo.y;
switch (style)
{
case CBCGPGaugeScaleObject::BCGP_TICKMARK_TRIANGLE:
if (m_bIsVertical)
{
arPoints.Add(CBCGPPoint(x - dx, y - dy));
arPoints.Add(CBCGPPoint(x - dx, y + dy));
arPoints.Add(CBCGPPoint(x, y));
}
else
{
arPoints.Add(CBCGPPoint(x + dx, y - dy));
arPoints.Add(CBCGPPoint(x - dx, y - dy));
arPoints.Add(CBCGPPoint(x, y));
}
break;
case CBCGPGaugeScaleObject::BCGP_TICKMARK_TRIANGLE_INV:
if (m_bIsVertical)
{
arPoints.Add(CBCGPPoint(x, y - dy));
arPoints.Add(CBCGPPoint(x, y + dy));
arPoints.Add(CBCGPPoint(x - dx, y));
}
else
{
arPoints.Add(CBCGPPoint(x + dx, y));
arPoints.Add(CBCGPPoint(x - dx, y));
arPoints.Add(CBCGPPoint(x, y - dy));
}
break;
case CBCGPGaugeScaleObject::BCGP_TICKMARK_BOX:
if (m_bIsVertical)
{
arPoints.Add(CBCGPPoint(x - dx, y - dy));
arPoints.Add(CBCGPPoint(x - dx, y + dy));
arPoints.Add(CBCGPPoint(x, y + dy));
arPoints.Add(CBCGPPoint(x, y - dy));
}
else
{
arPoints.Add(CBCGPPoint(x + dx, y - dy));
arPoints.Add(CBCGPPoint(x - dx, y - dy));
arPoints.Add(CBCGPPoint(x - dx, y));
arPoints.Add(CBCGPPoint(x + dx, y));
}
break;
}
CBCGPPolygonGeometry rgn(arPoints);
pGM->FillGeometry(rgn, brFill);
pGM->DrawGeometry(rgn, brOutline, scaleRatio);
}
break;
case CBCGPGaugeScaleObject::BCGP_TICKMARK_CIRCLE:
{
CBCGPPoint ptCenter(
.5 * (ptFrom.x + ptTo.x),
.5 * (ptFrom.y + ptTo.y));
const double dblRadius = bMajor ? (dblSize / 2.) : (dblSize / 4.);
CBCGPEllipse ellipse(ptCenter, dblRadius, dblRadius);
pGM->FillEllipse(ellipse, brFill);
pGM->DrawEllipse(ellipse, brOutline, scaleRatio);
if (scaleRatio == 1.0 && !pGM->IsSupported(BCGP_GRAPHICS_MANAGER_ANTIALIAS))
{
CBCGPEllipse ellipse1(ptCenter, dblRadius - 1., dblRadius - 1.);
pGM->DrawEllipse(ellipse1, brOutline);
}
}
break;
}
}
//*******************************************************************************
void CBCGPKnob::CreatePointerPoints(double dblRadius,
CBCGPPointsArray& arPoints,
int nPointerIndex, BOOL bShadow)
{
if (m_rect.IsRectEmpty())
{
return;
}
CBCGPRect rect = m_rect;
CBCGPKnobPointer* pData = DYNAMIC_DOWNCAST(CBCGPKnobPointer, m_arData[nPointerIndex]);
if (pData == NULL)
{
ASSERT(FALSE);
return;
}
CBCGPCircularGaugeScale* pScale = GetScale(pData->GetScale());
if (pScale == NULL)
{
ASSERT(FALSE);
return;
}
const double scaleRatio = GetScaleRatioMid();
double dblValue = pData->IsAnimated() ? pData->GetAnimatedValue() : pData->GetValue();
double dblOffset = bcg_clamp(pData->GetOffsetFromCenter(), 0.0, 1.0);
if (dblOffset == 0.0)
{
dblOffset = dblRadius * .5;
}
else
{
dblOffset = dblRadius * bcg_clamp(dblOffset, 0.5, 1.0);
}
double dblAngle = bcg_deg2rad(pScale->GetStartAngle()) - bcg_deg2rad(pScale->GetStartAngle() - pScale->GetFinishAngle()) * (dblValue - pScale->GetStart()) / (pScale->GetFinish() - pScale->GetStart());
dblAngle = bcg_normalize_rad (dblAngle);
if (bShadow)
{
rect.OffsetRect(2 * m_sizeScaleRatio.cx, 2 * m_sizeScaleRatio.cy);
}
CBCGPPoint center((rect.left + rect.right) / 2.0, (rect.top + rect.bottom) / 2.0);
const double angleCos = cos(dblAngle);
const double angleSin = sin(dblAngle);
double dblWidth = bcg_clamp(pData->GetWidth(), 0.0, dblRadius / 10.0);
const double dblPointerAngle = dblAngle - M_PI_2;
switch (pData->GetStyle())
{
case CBCGPKnobPointer::BCGP_KNOB_POINTER_HANDLE:
{
dblRadius -= .2 * scaleRatio;
double dblExtend = (dblRadius * .9);
double dblSize = dblRadius + dblExtend;
center.x -= angleCos * dblExtend;
center.y += angleSin * dblExtend;
if (dblWidth == 0.0)
{
dblWidth = dblRadius / 3.0;
}
dblWidth *= 0.5;
if (dblWidth < 1.0)
{
arPoints.Add(center);
arPoints.Add(CBCGPPoint(
center.x + angleCos * dblSize,
center.y - angleSin * dblSize));
}
else
{
double dblArrowLen = max(2.0 * dblWidth, 10.0 * scaleRatio);
dblSize -= dblArrowLen;
const double dx = cos(dblPointerAngle) * dblWidth;
const double dy = -sin(dblPointerAngle) * dblWidth;
arPoints.Add(CBCGPPoint(center.x + dx, center.y + dy));
arPoints.Add(CBCGPPoint(center.x - dx, center.y - dy));
const CBCGPPoint pt1(
center.x + angleCos * dblSize - dx,
center.y - angleSin * dblSize - dy);
const CBCGPPoint pt2(
center.x + angleCos * dblSize + dx,
center.y - angleSin * dblSize + dy);
arPoints.Add(pt1);
arPoints.Add(CBCGPPoint(
center.x + angleCos * (dblSize + dblArrowLen),
center.y - angleSin * (dblSize + dblArrowLen)));
arPoints.Add(pt2);
}
}
break;
case CBCGPKnobPointer::BCGP_KNOB_POINTER_LINE:
{
if (bShadow)
{
return;
}
if (dblWidth == 0.0)
{
dblWidth = 2. * scaleRatio;
}
const double dx = cos(dblPointerAngle) * dblWidth;
const double dy = -sin(dblPointerAngle) * dblWidth;
arPoints.Add(CBCGPPoint(center.x + angleCos * dblOffset - dx, center.y - angleSin * dblOffset - dy));
arPoints.Add(CBCGPPoint(center.x + angleCos * dblOffset + dx, center.y - angleSin * dblOffset + dy));
dblOffset = dblRadius - 4. * scaleRatio;
arPoints.Add(CBCGPPoint(center.x + angleCos * dblOffset + dx, center.y - angleSin * dblOffset + dy));
arPoints.Add(CBCGPPoint(center.x + angleCos * dblOffset - dx, center.y - angleSin * dblOffset - dy));
}
break;
case CBCGPKnobPointer::BCGP_KNOB_POINTER_CIRCLE:
{
if (bShadow)
{
return;
}
if (dblWidth == 0.0)
{
dblWidth = max(2. * scaleRatio, dblRadius / 8);
}
dblOffset = dblRadius - 6. * scaleRatio - dblWidth;
arPoints.Add(CBCGPPoint(center.x + angleCos * dblOffset, center.y - angleSin * dblOffset));
arPoints.Add(CBCGPPoint(dblWidth, dblWidth));
}
break;
}
}
