//+++-S-cf------------------------------------------------------------------- // NAME: WriteLabel() // DESC: Write ROWS_PAGE labels starting from page // PARAMETERS: CHART_HPAINT hp, // int x, // int y, // int page // RETURN: None //----------------------------------------------------------------------E-+++ void wxLegend::WriteLabel( CHART_HPAINT hp, int x, int y, int page ) { int iDatas = GetCount(); wxFont font(8, wxROMAN, wxNORMAL, wxNORMAL); hp->SetFont(font); hp->SetPen( *wxBLACK_PEN ); wxString label; for ( int iData = page * ROWS_PAGE; iData < iDatas && iData < (page+1) * ROWS_PAGE; ++ iData ) { hp->SetBrush( wxBrush(GetColor(iData), wxSOLID) ); hp->SetPen( *wxTRANSPARENT_PEN ); hp->DrawRectangle( x, y+2, 10, 10 ); hp->SetPen( *wxBLACK_PEN ); label = GetLabel( iData ).c_str(); label.Truncate( 5 ); hp->DrawText( label, x + 15, y ); y += ROW_SIZE; } }
//+++-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 ); }