//+++-S-cf-------------------------------------------------------------------
// NAME: Draw()
// DESC: Draw legend
// PARAMETERS: CHART_HPAINT hp,
// CHART_HRECT hr
// RETURN: None
//----------------------------------------------------------------------E-+++
void wxLegend::Draw(
CHART_HPAINT hp,
CHART_HRECT hr
)
{
int iPages = NumPages();
int iLines = iPages > 0 ? ROWS_PAGE : GetCount();
wxCoord h;
//h = (ROWS_PAGE * ROW_SIZE < hr->h) ? ROWS_PAGE * ROW_SIZE : hr->h;
h = (iLines * ROW_SIZE < hr->h) ? iLines * ROW_SIZE : hr->h;
wxCoord x, y;
x = (wxCoord)( 5 + hr->x );
y = (wxCoord)( 5 + hr->y );
//-----------------------------------------------------------------------
// draw arrows
//-----------------------------------------------------------------------
if ( iPages > 0 )
{
hp->SetBrush( *wxGREY_BRUSH );
hp->SetPen( *wxBLACK_PEN );
DrawArrow( hp, x+hr->w/2, y, 8, ARROW_UP, false );
hp->DrawLine( x+15, y+10, x+hr->w-15, y+10);
DrawArrow( hp, x+hr->w/2, y + 20, 8, ARROW_DOWN, false );
}
//-----------------------------------------------------------------------
// draw shadow
//-----------------------------------------------------------------------
y += 30;
hp->SetBrush( *wxGREY_BRUSH );
hp->SetPen( *wxTRANSPARENT_PEN );
hp->DrawRectangle( x +5, y +5, hr->w - 10, h );
//-----------------------------------------------------------------------
// draw legend window
//-----------------------------------------------------------------------
hp->SetBrush( *wxWHITE_BRUSH );
hp->SetPen( *wxBLACK_PEN );
hp->DrawRectangle( x, y, hr->w - 10, h );
//-----------------------------------------------------------------------
// write labels
//-----------------------------------------------------------------------
WriteLabel( hp, x+3, y+3, m_Page );
}
//+++-S-cf-------------------------------------------------------------------
// NAME: Draw()
// DESC: Draw xaxis
// PARAMETERS: CHART_HPAINT hp,
// CHART_HRECT hr
// RETURN: None
//----------------------------------------------------------------------E-+++
void wxYAxis::Draw(
CHART_HPAINT hp,
CHART_HRECT hr
)
{
if ( GetVirtualMax() > 0 )
{
double range = GetVirtualMax();
double start = 0;
double end = range;
int int_log_range = (int)floor( log10( range ) );
double step = 1.0;
if (int_log_range > 0)
{
for (int i = 0; i < int_log_range; i++)
step *= 10;
}
if (int_log_range < 0)
{
for (int i = 0; i < -int_log_range; i++)
step /= 10;
}
double lower = ceil(start / step) * step;
double upper = floor(end / step) * step;
// if too few values, shrink size
if ((range/step) < 4)
{
step /= 2;
if (lower-step > start) lower -= step;
if (upper+step < end) upper += step;
}
// if still too few, again
if ((range/step) < 4)
{
step /= 2;
if (lower-step > start) lower -= step;
if (upper+step < end) upper += step;
}
wxChartSizes *sizes = GetSizes();
wxFont font( 8, wxFONTFAMILY_ROMAN, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL );
hp->SetFont(font);
hp->SetPen( *wxBLACK_PEN );
double current = lower;
while (current < upper+(step/2))
{
int y = (int)( (GetVirtualMax()-current) /
range * ((double)hr->h - sizes->GetSizeHeight())) - 1;
if ((y > 10) && (y < hr->h - 7 - sizes->GetSizeHeight()))
{
hp->DrawLine( hr->x + hr->w - 15,
y + sizes->GetSizeHeight() + hr->y,
hr->x + hr->w - 7,
y + sizes->GetSizeHeight() + hr->y );
wxString label;
if (range < 50)
{
label.Printf( wxT("%f"), current );
while (label.Last() == wxT('0'))
label.RemoveLast();
if ((label.Last() == wxT('.')) || (label.Last() == wxT(',')))
label.Append( wxT('0') );
}
else
label.Printf( wxT("%d"), (int)floor(current) );
hp->DrawText( label, hr->x + 5,
hr->y + y - 7 + sizes->GetSizeHeight() );
}
current += step;
}
hp->DrawLine( hr->w - 1, 6 + sizes->GetSizeHeight(),
hr->w - 1, hr->h );
//hp->DrawLine( hr->w - 7, 6 + sizes.s_height,
// hr->w - 7, hr->h );
//hp->DrawLine( hr->w - 7, 2 + sizes.s_height,
// hr->w - 13, 8 + sizes.s_height );
//hp->DrawLine( hr->w - 7, 2 + sizes.s_height,
// hr->w - 2, 8 + sizes.s_height );
}
}
//+++-S-cf-------------------------------------------------------------------
// NAME: Draw()
// DESC: Draw Label Area
// PARAMETERS: wxDC* dc,
// int x,
// int y,
// ChartString lbl,
// POSITION pos = UP
// RETURN: None
//----------------------------------------------------------------------E-+++
void wxLabel::Draw(
CHART_HPAINT hp,
int x,
int y,
ChartColor c,
wxString& lbl,
LABEL_POSITION pos
)
{
//-----------------------------------------------------------------------
// Get actual configuration
//-----------------------------------------------------------------------
wxFont oldFont = hp->GetFont();
wxBrush oldBrush = hp->GetBrush();
wxPen oldPen = hp->GetPen();
//-----------------------------------------------------------------------
// Set new values
//-----------------------------------------------------------------------
wxFont font( 8, wxROMAN, wxNORMAL, wxNORMAL );
hp->SetFont( font );
hp->SetBrush( wxBrush(c, wxSOLID) );
hp->SetPen( wxPen(LBL_LINE_COL, 1, wxSOLID) );
//-----------------------------------------------------------------------
// Get the size of the label for the specify font
//-----------------------------------------------------------------------
int w, h;
hp->GetTextExtent( lbl, &w, &h );
//-----------------------------------------------------------------------
// Add boarder
//-----------------------------------------------------------------------
w += 5;
h += 5;
//-----------------------------------------------------------------------
// Get the left-top rectangle point
//-----------------------------------------------------------------------
int xr = x, yr = y;
if ( pos & UP )
yr -= LBL_GAP;
if ( pos & DOWN )
yr += LBL_GAP;
if ( pos & LEFT )
xr -= LBL_GAP;
if ( pos & RIGHT )
xr += LBL_GAP;
//-----------------------------------------------------------------------
// Draw all
//-----------------------------------------------------------------------
hp->DrawRectangle( xr, yr, w, h );
if ( pos & DOWN )
hp->DrawLine( x, y, xr + w/2, yr );
else
hp->DrawLine( x, y, xr + w/2, yr + h);
hp->DrawText( lbl, xr+2, yr );
//-----------------------------------------------------------------------
// Set old configuration
//-----------------------------------------------------------------------
hp->SetFont( oldFont );
hp->SetBrush( oldBrush );
hp->SetPen( oldPen );
}
//+++-S-cf-------------------------------------------------------------------
// NAME: DrawHLines()
// DESC: Draw horizontal lines
// PARAMETERS: CHART_HPAINT hp,
// CHART_HRECT hr
// RETURN: None
//----------------------------------------------------------------------E-+++
void wxChartWindow::DrawHLines(
CHART_HPAINT hp,
CHART_HRECT hr
)
{
if ( GetVirtualMaxY() > 0 )
{
double range = GetVirtualMaxY();
double start = 0;
double end = range;
int int_log_range = (int)floor( log10( range ) );
double step = 1.0;
if (int_log_range > 0)
{
for (int i = 0; i < int_log_range; i++)
step *= 10;
}
if (int_log_range < 0)
{
for (int i = 0; i < -int_log_range; i++)
step /= 10;
}
double lower = ceil(start / step) * step;
double upper = floor(end / step) * step;
// if too few values, shrink size
if ((range/step) < 4)
{
step /= 2;
if (lower-step > start) lower -= step;
if (upper+step < end) upper += step;
}
// if still too few, again
if ((range/step) < 4)
{
step /= 2;
if (lower-step > start) lower -= step;
if (upper+step < end) upper += step;
}
wxChartSizes *sizes = GetSizes();
/* C::B begin */
// avoid crashes if style contains USE_GRID and no charts are added to chartctrl
if(!sizes)
return;
/* C::B end */
hp->SetPen( *wxBLACK_DASHED_PEN );
double current = lower;
while (current < upper+(step/2))
{
int y = (int)( (GetVirtualMaxY()-current) /
range * ((double)hr->h - sizes->GetSizeHeight())) - 1;
if ((y > 10) && (y < hr->h - 7 - sizes->GetSizeHeight()))
{
hp->DrawLine( hr->x,
y + sizes->GetSizeHeight() + hr->y,
hr->x + static_cast<int>(GetVirtualWidth()),
y + sizes->GetSizeHeight() + hr->y );
}
current += step;
}
}
}
//+++-S-cf-------------------------------------------------------------------
// NAME: Draw()
// DESC: Draw Bar chart
// PARAMETERS: CHART_HPAINT hp,
// CHART_HRECT hr
// RETURN: None
//----------------------------------------------------------------------E-+++
void wxPie3DChartPoints::Draw(
CHART_HPAINT hp,
CHART_HRECT hr
)
{
//-----------------------------------------------------------------------
// Get sizes
//-----------------------------------------------------------------------
wxChartSizes *sizes = GetSizes();
//-----------------------------------------------------------------------
// Fit Ellisse in window
//-----------------------------------------------------------------------
int r = (int)wxMin( (int)hr->w / 2,
(int)(hr->h - 2 * sizes->GetSizeHeight() * ELLISSE_H) / 2 );
if ( r > 0 )
{
int iNodes = GetCount();
if ( iNodes > 0 )
{
int iData;
int ValTot;
int iDatas = GetCount();
for ( iData = 0, ValTot = 0; iData < iDatas; ++ iData )
ValTot += static_cast<int>(GetYVal( iData ));
hp->SetPen( *wxBLACK_PEN );
double percent;
double grad, grad1;
double rad;
int deep;
int x, y, w, h;
// Calc Size of Rectangle which hold Ellisse
w = (int)floor(r * ELLISSE_W);
h = (int)floor(r * ELLISSE_H);
// Top corner left hand side
x = hr->x + hr->w/2 - w/2;
y = hr->y + hr->h/2 - h;
// Shadow Deep
deep = (int)floor( SHADOW_DEEP * GetZoom() );
//---------------------------------------------------------------
// Draw shadow part of chart
//---------------------------------------------------------------
hp->DrawEllipticArc(
x,
y + deep, // Shadow Deep
w,
h,
175, // Draw half Ellisse
360);
hp->DrawEllipticArc(
x,
y + deep, // Shadow Deep
w,
h,
0, // Draw half Ellisse
5);
// left hand side line
rad = DegToRad( 180 );
hp->DrawLine(
EllipsePoint( w, h, x, y, rad ).x,
EllipsePoint( w, h, x, y, rad ).y,
EllipsePoint( w, h, x, y, rad ).x,
EllipsePoint( w, h, x, y + deep, rad ).y + 1
);
// right hand side line
rad = DegToRad( 360 );
hp->DrawLine(
EllipsePoint( w, h, x, y, rad ).x,
EllipsePoint( w, h, x, y, rad ).y,
EllipsePoint( w, h, x, y, rad ).x,
EllipsePoint( w - 180, h, x, y + deep, rad ).y
);
grad = 0;
//int count = 0;
for ( iData = 0; iData < iDatas; ++ iData )
{
hp->SetPen( *wxBLACK_PEN );
hp->SetBrush( wxBrush(GetColor(iData), wxSOLID) );
// Calc radiants
percent = (double)(GetYVal(iData) * 100) / (double)ValTot;
grad1 = grad + (double)(percent * 360) / (double)100;
rad = DegToRad( grad );
hp->DrawEllipticArc( x, y, w, h, grad, grad1);
//-----------------------------------------------------------
// Fill the shadow with right color
//-----------------------------------------------------------
if ( grad1 > 180 )
{
//if (++count > 3)
// return;
// set colors to draw
hp->SetPen(
wxPen(wxChartColors::GetDarkColor(
GetColor(iData), 15))
);
hp->SetBrush(
wxBrush(wxChartColors::GetDarkColor(
GetColor(iData), 15),
wxSOLID)
);
// Avoid redraw line
if ( grad1 < 360 )
{
hp->DrawLine(
EllipsePoint( w, h, x, y, DegToRad( grad1 ) ).x,
EllipsePoint( w, h, x, y, DegToRad( grad1 ) ).y - 1,
EllipsePoint( w, h, x, y, DegToRad( grad1 ) ).x,
EllipsePoint( w, h, x, y + deep,
DegToRad( grad1 ) ).y + 1
);
}
hp->FloodFill(
EllipsePoint( w, h, x, y,
DegToRad( grad1 ) ).x - 3, // just inside
(int)floor(EllipsePoint( w, h, x, y,
DegToRad( grad1 ) ).y + (double)deep/2), // middle
*wxWHITE
);
}
//-----------------------------------------------------------
// Only draw Label if user wants it
//-----------------------------------------------------------
if (!m_ShowLabel)
continue;
wxString lbl;
wxLabel wxLbl;
LABEL_POSITION p;
if ( grad < 90 ||
grad > 270 )
p = RIGHT;
else
p = LEFT;
if ( grad > 180 )
p = (LABEL_POSITION)( p | DOWN );
else
p = (LABEL_POSITION)( p | UP );
switch ( GetDisplayTag() )
{
case XVALUE:
lbl.Printf( wxT("%d"), static_cast<int>(GetXVal(iData)) );
wxLbl.Draw( hp,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).x,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).y,
GetColor(iData), lbl, p );
break;
case YVALUE:
lbl.Printf( wxT("%d"), static_cast<int>(GetYVal(iData)) );
wxLbl.Draw( hp,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).x,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).y,
GetColor(iData), lbl, p );
break;
case XVALUE_FLOAT:
lbl.Printf( wxT("%4.1f"), GetXVal(iData) );
wxLbl.Draw( hp,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).x,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).y,
GetColor(iData), lbl, p );
break;
case YVALUE_FLOAT:
lbl.Printf( wxT("%4.1f"), GetYVal(iData) );
wxLbl.Draw( hp,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).x,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).y,
GetColor(iData), lbl, p );
break;
case NAME:
lbl = GetName(iData).c_str();
wxLbl.Draw( hp,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).x,
EllipsePoint( w, h, x, y, DegToRad( grad ) ).y,
GetColor(iData), lbl, p );
break;
default:
break;
}
grad = grad1;
}
}
}
}
