//+++-S-cf-------------------------------------------------------------------
// NAME: DrawArrow()
// DESC: Draw arrow
// PARAMETERS: CHART_HPAINT hp,
// int x,
// int y,
// int size,
// int pos,
// bool over
// RETURN: None
//----------------------------------------------------------------------E-+++
void wxLegend::DrawArrow(
CHART_HPAINT hp,
int x,
int y,
int size,
int pos,
bool over
)
{
if ( pos == ARROW_DOWN )
size *= (-1);
wxPoint points[] = {
wxPoint( x, y ),
wxPoint( x - size, y + size ),
wxPoint( x + size, y + size) };
hp->DrawPolygon( 3, points );
if ( pos == ARROW_UP )
{
m_ArrowUp.m_x = x;
m_ArrowUp.m_y = y;
m_ArrowUp.m_d = y + size/2;
m_ArrowUp.m_sel = over;
}
else
{
m_ArrowDown.m_x = x;
m_ArrowDown.m_y = y;
m_ArrowDown.m_d = y + size/2;;
m_ArrowDown.m_sel = over;
}
}
//+++-S-cf-------------------------------------------------------------------
// NAME: Draw()
// DESC: Draw Bar chart
// PARAMETERS: CHART_HPAINT hp,
// CHART_HRECT hr
// RETURN: None
//----------------------------------------------------------------------E-+++
void wxBar3DChartPoints::Draw(
CHART_HPAINT hp,
CHART_HRECT hr
)
{
//-----------------------------------------------------------------------
// get number of bars
//-----------------------------------------------------------------------
double iNodes = ceil( static_cast<double>(GetCount()) );
//-----------------------------------------------------------------------
// Get sizes
//-----------------------------------------------------------------------
wxChartSizes *sizes = GetSizes();
//-----------------------------------------------------------------------
// get max height
//-----------------------------------------------------------------------
double ValMax = ceil( sizes->GetMaxY() );
if ( ValMax == 0 )
ValMax = 1;
hp->SetBrush( wxBrush(GetColor(), wxSOLID) );
//hp->SetPen( *wxTRANSPARENT_PEN );
//hp->SetPen( *wxLIGHT_GREY_PEN );
hp->SetPen( wxPen(wxChartColors::GetDarkColor(GetColor(), 15)) );
double x, y, w, h;
//-----------------------------------------------------------------------
// Get the real width of the bar
// Assume 80% of sizes->GetWidthBar3d()
//-----------------------------------------------------------------------
w = sizes->GetWidthBar3d() * 0.80;
//-----------------------------------------------------------------------
// Get how mutch high deep the bar should start.
// Suppose we to use 30 degree
// rad = 2 * pi / 360 * grd
//-----------------------------------------------------------------------
h = ( sizes->GetWidthBar3d() - w ) / cos( 0.5236 ) * sin( 0.5236 );
h *= GetZoom();
for ( int iNode = 0; iNode < iNodes; ++ iNode )
{
//-------------------------------------------------------------------
// Get x-position for iNode bar
//-------------------------------------------------------------------
double xVal = ceil( GetXVal(iNode) );
x = hr->x + GetZoom() * xVal * (
sizes->GetWidthBar() * sizes->GetNumBar() +
sizes->GetWidthBar3d() * sizes->GetNumBar3d() +
sizes->GetGap() );
//-------------------------------------------------------------------
// Get y-position for iNode bar
//-------------------------------------------------------------------
y = hr->y + ( (hr->h - sizes->GetSizeHeight() )* GetYVal(iNode) ) / ValMax ;
hp->DrawRectangle( static_cast<int>(ceil(x)),
static_cast<int>(ceil(hr->h - y)),
static_cast<int>(ceil(w * GetZoom())),
static_cast<int>(ceil(y)));
//-------------------------------------------------------------------
// Draw Poligon next to main Rectangle
//-------------------------------------------------------------------
hp->SetBrush( wxBrush(wxChartColors::GetDarkColor(GetColor(),
10), wxSOLID) );
//-------------------------------------------------------------------
// Make sure that the difference y and y - h is at lease 1
//-------------------------------------------------------------------
int y1 = static_cast<int>(ceil(static_cast<double>(hr->h)));
int y2 = static_cast<int>(ceil(static_cast<double>(hr->h - h)));
int y3 = static_cast<int>(ceil(static_cast<double>(hr->h - y - h)));
int y4 = static_cast<int>(ceil(static_cast<double>(hr->h - y)));
int d = y1 - y2 > y4 - y3 ? y1 - y2 : y4 - y3;
if ( d == 0 )
d += 1;
wxPoint next[] = {
wxPoint(
static_cast<int>(ceil(x + w * GetZoom())),
y1 ),
wxPoint(
static_cast<int>(ceil(x + sizes->GetWidthBar3d() * GetZoom())),
y1 - d ),
wxPoint(
static_cast<int>(ceil(x + sizes->GetWidthBar3d() * GetZoom())),
y4 - d ),
wxPoint(
static_cast<int>(ceil(x + w * GetZoom())),
y4 ),
};
hp->DrawPolygon( 4, next );
//-------------------------------------------------------------------
// Draw Poligon on top of main Rectangle
//-------------------------------------------------------------------
wxPoint top[] = {
wxPoint(
static_cast<int>(ceil(x)),
y4 ),
wxPoint(
static_cast<int>(ceil(x + w * GetZoom())),
y4 ),
wxPoint(
static_cast<int>(ceil(x + sizes->GetWidthBar3d() * GetZoom())),
y4 - d ),
wxPoint(
static_cast<int>(ceil(x + (sizes->GetWidthBar3d() - w) * GetZoom())),
y4 - d ),
};
hp->DrawPolygon( 4, top );
hp->SetBrush( wxBrush(GetColor(), wxSOLID) );
//-------------------------------------------------------------------
// Only draw Label if user wants it
//-------------------------------------------------------------------
if (!m_ShowLabel)
continue;
wxString lbl;
wxLabel wxLbl;
switch ( GetDisplayTag() )
{
case XVALUE:
lbl.Printf( wxT("%d"), static_cast<int>(xVal));
wxLbl.Draw( hp, static_cast<int>(ceil(x)),
static_cast<int>(ceil(hr->h - y)),
GetColor(),
lbl,
UP);
break;
case YVALUE:
lbl.Printf( wxT("%d"), static_cast<int>(GetYVal(iNode)));
wxLbl.Draw( hp, static_cast<int>(ceil(x)),
static_cast<int>(ceil(hr->h - y)),
GetColor(),
lbl,
UP );
break;
case XVALUE_FLOAT:
lbl.Printf( wxT("%4.1f"), xVal);
wxLbl.Draw( hp, static_cast<int>(ceil(x)),
static_cast<int>(ceil(hr->h - y)),
GetColor(),
lbl,
UP);
break;
case YVALUE_FLOAT:
lbl.Printf( wxT("%4.1f"), GetYVal(iNode));
wxLbl.Draw( hp, static_cast<int>(ceil(x)),
static_cast<int>(ceil(hr->h - y)),
GetColor(),
lbl,
UP );
break;
case NAME:
lbl = GetName(iNode).c_str();
wxLbl.Draw( hp, static_cast<int>(ceil(x)),
static_cast<int>(ceil(hr->h - y)),
GetColor(),
lbl,
UP );
break;
default:
break;
}
}
hp->SetPen( *wxBLACK_PEN );
}
