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/*
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KDChart - a multi-platform charting engine
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*/
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/****************************************************************************
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** Copyright (C) 2001-2003 Klarälvdalens Datakonsult AB. All rights reserved.
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**
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** This file is part of the KDChart library.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid commercial KDChart licenses may use this file in
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** accordance with the KDChart Commercial License Agreement provided with
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** the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.klaralvdalens-datakonsult.se/?page=products for
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** information about KDChart Commercial License Agreements.
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**
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** Contact info@klaralvdalens-datakonsult.se if any conditions of this
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** licensing are not clear to you.
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**
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**********************************************************************/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "KDChartLinesPainter.h"
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#include <KDChartParams.h>
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#include <KDChartPropertySet.h>
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#include <tqpainter.h>
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#include <tqvaluevector.h>
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#include <stdlib.h>
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/**
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\class KDChartLinesPainter KDChartLinesPainter.h
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\brief A chart painter implementation that can paint line charts.
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*/
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/**
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Constructor. Sets up internal data structures as necessary.
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\param params the KDChartParams structure that defines the chart
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\param data the data that will be displayed as a chart
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*/
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KDChartLinesPainter::KDChartLinesPainter( KDChartParams* params ) :
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KDChartAxesPainter( params )
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{
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// This constructor intentionally left blank so far; we cannot setup the
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// geometry yet since we do not know the size of the painter.
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}
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/**
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Destructor.
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*/
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KDChartLinesPainter::~KDChartLinesPainter()
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{
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// intentionally left blank
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}
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/**
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Paints the actual data area. Data regions will only be added if \a
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regions is not 0.
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\param painter the TQPainter onto which the chart should be painted
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\param data the data that will be displayed as a chart
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\param paint2nd specifies whether the main chart or the additional chart is to be drawn now
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\param regions a pointer to a list of regions that will be filled
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with regions representing the data segments, if not null
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*/
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void KDChartLinesPainter::paintData( TQPainter* painter,
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KDChartTableDataBase* data,
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bool paint2nd,
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KDChartDataRegionList* regions )
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{
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paintDataInternal( painter, data,
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true, // center points
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params()->lineMarker() && !params()->threeDLines(), // line markers yes/no, 3D lines have no markers
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false, // not an area
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paint2nd,
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regions );
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}
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/**
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\internal
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Does the actual painting of a line or an area chart and is provided
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with the appropriate parameters from \c
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KDChartLinesPainter::paintData() and
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KDChartAreaPainter::paintData().
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\param painter the TQPainter onto which the chart should be painted
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\param data the data that will be displayed as a chart
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\param centerThePoints if true, the value points will be centered in
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their segment (typically used for line charts), if false, the first
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value point will be on the ordinate, the second one at the right
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margin of the chart.
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\param isArea true if an area will be drawn, false for lines. Using
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this parameter should be avoided.
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\param paint2nd specifies whether the main chart or the additional chart is to be drawn now
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\param regions a pointer to a list of regions that will be filled
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with regions representing the data segments, if not null
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*/
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void KDChartLinesPainter::paintDataInternal( TQPainter* painter,
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KDChartTableDataBase* data,
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bool centerThePoints,
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bool drawMarkers,
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bool isArea,
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bool paint2nd,
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KDChartDataRegionList* regions )
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{
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mCenterThePoints = centerThePoints;
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mDrawMarkers = drawMarkers;
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mIsArea = isArea;
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mChartType = paint2nd ? params()->additionalChartType()
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: params()->chartType();
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KDChartAxesPainter::paintData( painter, data, paint2nd, regions );
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}
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#define DEGTORAD(d) (d)*M_PI/180
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/*!
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Projects a point in a space defined by its x, y, and z coordinates
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into a point onto a plane, given two rotation angles around the x
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resp. y axis.
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*/
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TQPoint KDChartLinesPainter::project( int x, int y, int z )
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{
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double xrad = DEGTORAD( params()->threeDLineXRotation() );
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double yrad = DEGTORAD( params()->threeDLineYRotation() );
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TQPoint ret( static_cast<int>( x*cos( yrad ) + z * sin( yrad ) ),
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static_cast<int>( y*cos( xrad ) - z * sin( xrad ) ) );
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return ret;
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}
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bool KDChartLinesPainter::isNormalMode() const
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{
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return KDChartParams::LineNormal == params()->lineChartSubType();
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}
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int KDChartLinesPainter::clipShiftUp( bool, double ) const
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{
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return 0;
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}
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class MyPoint
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{
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public:
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MyPoint() : bValid( false ), bSkipThis( false ), cellValue( 0.0 ) {}
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void set( int x, int y, double value ) {
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bValid = true;
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p.setX( x );
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p.setY( y );
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cellValue = value;
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}
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void setSkipThis( bool skipThis ) {
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bSkipThis = skipThis;
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}
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TQPoint p;
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bool bValid;
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bool bSkipThis;
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double cellValue;
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};
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void KDChartLinesPainter::specificPaintData( TQPainter* painter,
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const TQRect& /*ourClipRect*/,
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KDChartTableDataBase* data,
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KDChartDataRegionList* regions,
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const KDChartAxisParams* ordinatePara,
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bool /*bNormalMode*/,
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uint chart,
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double logWidth,
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double /*areaWidthP1000*/,
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double logHeight,
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double axisYOffset,
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double minColumnValue,
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double maxColumnValue,
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double columnValueDistance,
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uint /*chartDatasetStart*/,
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uint /*chartDatasetEnd*/,
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uint datasetStart,
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uint datasetEnd )
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{
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if( !data ) return;
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abscissaInfos ai;
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ai.bCenterThePoints = mCenterThePoints;
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calculateAbscissaInfos( *params(), *data,
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datasetStart, datasetEnd,
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logWidth, _dataRect,
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ai );
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mCenterThePoints = ai.bCenterThePoints;
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bool bOrdinateDecreasing = ordinatePara
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? ordinatePara->axisValuesDecreasing()
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: false;
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bool bOrdinateIsLogarithmic
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= ordinatePara
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? (KDChartAxisParams::AxisCalcLogarithmic == ordinatePara->axisCalcMode())
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: false;
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//const double ordinatePixelsPerUnit = logHeight / columnValueDistance;
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const double ordinatePixelsPerUnit
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= ( ordinatePara
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&& (0.0 != ordinatePara->trueAxisDeltaPixels())
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&& (0.0 != ordinatePara->trueAxisDelta()))
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? ordinatePara->trueAxisDeltaPixels() / ordinatePara->trueAxisDelta()
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: logHeight / columnValueDistance;;
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//tqDebug("ordinatePixelsPerUnit: %f",ordinatePixelsPerUnit);
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const bool showThreeDLines = !mIsArea && params()->threeDLines();
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enum { Normal, Stacked, Percent } mode = Normal;
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if ( ( ( mChartType == KDChartParams::Line )
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&& ( params()->lineChartSubType() == KDChartParams::LineNormal ) )
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|| ( ( mChartType == KDChartParams::Area )
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&& ( params()->areaChartSubType() == KDChartParams::AreaNormal ) ) )
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mode = Normal;
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else if ( ( ( mChartType == KDChartParams::Line )
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&& ( params()->lineChartSubType() == KDChartParams::LineStacked ) )
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|| ( ( mChartType == KDChartParams::Area )
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&& ( params()->areaChartSubType() == KDChartParams::AreaStacked ) ) )
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mode = Stacked;
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else if ( ( ( mChartType == KDChartParams::Line )
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&& ( params()->lineChartSubType() == KDChartParams::LinePercent ) )
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|| ( ( mChartType == KDChartParams::Area )
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&& ( params()->areaChartSubType() == KDChartParams::AreaPercent ) ) )
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mode = Percent;
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else
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tqDebug( "Internal error in KDChartLinesPainter::paintDataInternal(): Unknown subtype" );
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TQMap < int, double > currentValueSums;
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if ( mode == Stacked || mode == Percent ) {
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// this array is only used for stacked and percent lines, no need
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// to waste time initializing it for normal types
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for ( int value = 0; value < ai.numValues; ++value )
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currentValueSums[ value ] = 0.0;
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}
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TQMap < int, double > totalValueSums;
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// compute the position of the 0 axis
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double zeroXAxisI;
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if ( mode == Percent ) {
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if ( minColumnValue == 0.0 )
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zeroXAxisI = logHeight + axisYOffset;
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else if( maxColumnValue == 0.0 )
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zeroXAxisI = _dataRect.y() + axisYOffset;
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else
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zeroXAxisI = logHeight / 2.0 + _dataRect.y();
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} else
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zeroXAxisI = ordinatePara->axisZeroLineStartY() - _dataRect.y();
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// compute how to shift of the points in case we want them in the
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// middle of their respective columns
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int xShift = mCenterThePoints ? static_cast < int > ( ai.pointDist * 0.5 ) : 0;
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// calculate all points' positions
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// ===============================
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int arrayNumDatasets = 0;
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int arrayNumValues = ai.bAbscissaHasTrueAxisDtValues
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? data->cols()
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: ai.numValues;
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int dataset;
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for( dataset = datasetEnd;
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( dataset >= static_cast < int > ( datasetStart ) && dataset >= 0 );
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--dataset )
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++arrayNumDatasets;
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TQValueVector<MyPoint> allPoints(
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arrayNumDatasets * arrayNumValues );
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KDChartPropertySet curPropSet;
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int curPropSetId = KDChartPropertySet::UndefinedID;
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for( dataset = datasetEnd; ( dataset >= (int)datasetStart && dataset >= 0 ); --dataset ) {
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int prevPointX = -1;
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int prevPointY = -1;
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const KDChartParams::LineMarkerStyle
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defaultMarkerStyle = params()->lineMarkerStyle( dataset );
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const TQPen default2DPen( params()->lineColor().isValid()
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? params()->lineColor()
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: params()->dataColor( dataset ),
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params()->lineWidth(),
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params()->lineStyle( dataset ) );
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if( ai.bAbscissaHasTrueAxisDtValues )
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ai.numValues = data->cols();
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TQVariant vValY;
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TQVariant vValX;
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int cellPropID;
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for( int value = 0; value < ai.numValues; ++value ) {
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//if ( mode == Percent )
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// valueTotal = data->colAbsSum( value );
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double valueTotal = 0.0; // Will only be used for Percent
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if( mode == Percent ) {
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valueTotal = 0.0;
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// iterate over datasets of this axis only:
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for ( uint dataset2 = datasetStart;
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dataset2 <= datasetEnd;
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++dataset2 ) {
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if( data->cellCoord( dataset2, value, vValY, 1 ) &&
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TQVariant::Double == vValY.type() )
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valueTotal += vValY.toDouble();
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}
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}
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if( data->cellContent( dataset, value, vValY, vValX, cellPropID ) &&
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TQVariant::Double == vValY.type() &&
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( !ai.bCellsHaveSeveralCoordinates || TQVariant::Invalid != vValX.type() ) ){
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|
//tqDebug("a. cellPropID: %i",cellPropID);
|
|
|
|
|
|
|
|
|
|
// calculate Ordinate axis value
|
|
|
|
|
// -----------------------------
|
|
|
|
|
double cellValue = vValY.toDouble();
|
|
|
|
|
double drawValue = 0.0;
|
|
|
|
|
// PENDING(kalle) This does not work for AreaPercent yet
|
|
|
|
|
if ( mode == Stacked )
|
|
|
|
|
drawValue = ( cellValue + currentValueSums[ value ] ) * ordinatePixelsPerUnit;
|
|
|
|
|
else if ( mode == Percent )
|
|
|
|
|
drawValue = ( ( cellValue + currentValueSums[ value ] ) / valueTotal ) * 100.0 * ordinatePixelsPerUnit;
|
|
|
|
|
else {
|
|
|
|
|
// LineNormal or AreaNormal
|
|
|
|
|
if( bOrdinateIsLogarithmic ){
|
|
|
|
|
if( 0.0 < cellValue )
|
|
|
|
|
drawValue = log10( cellValue ) * ordinatePixelsPerUnit;
|
|
|
|
|
else
|
|
|
|
|
drawValue = -10250.0;
|
|
|
|
|
//tqDebug("\nlogarithmic calc - cellValue: %f drawValue: %f",
|
|
|
|
|
// cellValue, drawValue );
|
|
|
|
|
}else{
|
|
|
|
|
drawValue = cellValue * ordinatePixelsPerUnit * (bOrdinateDecreasing ? -1.0 : 1.0);
|
|
|
|
|
//tqDebug("\nlinear calc - cellValue: %f\n - drawValue: %f",
|
|
|
|
|
// cellValue, drawValue );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// calculate Abscissa axis value
|
|
|
|
|
// -----------------------------
|
|
|
|
|
double xValue;
|
|
|
|
|
bool skipMe = !calculateAbscissaAxisValue( vValX, ai, value,
|
|
|
|
|
xValue );
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// calculate and store the point and region / draw the marker
|
|
|
|
|
// ----------------------------------------------------------
|
|
|
|
|
if( !skipMe ){
|
|
|
|
|
// prevent the point from being toooo far
|
|
|
|
|
// below the bottom (or above the top, resp.)
|
|
|
|
|
// of the cliprect
|
|
|
|
|
double pY = TQMIN( zeroXAxisI - drawValue,
|
|
|
|
|
(logHeight + axisYOffset) * 3 );
|
|
|
|
|
pY = TQMAX( pY, -(logHeight + axisYOffset) * 3 );
|
|
|
|
|
// specify the Point
|
|
|
|
|
int myPointX = static_cast < int > ( xValue ) + xShift;
|
|
|
|
|
int myPointY = static_cast < int > ( pY );
|
|
|
|
|
|
|
|
|
|
if( cellPropID == curPropSetId &&
|
|
|
|
|
myPointX == prevPointX &&
|
|
|
|
|
myPointY == prevPointY ){
|
|
|
|
|
allPoints[ static_cast < int > ( datasetEnd-dataset )
|
|
|
|
|
* arrayNumValues + value ].setSkipThis( true );
|
|
|
|
|
skipMe = true;
|
|
|
|
|
//tqDebug("skipped");
|
|
|
|
|
}else{
|
|
|
|
|
// use typecast to make it compile on windows using qt232
|
|
|
|
|
allPoints[ static_cast < int > ( datasetEnd-dataset )
|
|
|
|
|
* arrayNumValues + value ].set( myPointX, myPointY, cellValue );
|
|
|
|
|
//tqDebug("ok");
|
|
|
|
|
}
|
|
|
|
|
if( !skipMe ){
|
|
|
|
|
// --------------------------------------------------------
|
|
|
|
|
// determine any 'extra' properties assigned to this cell
|
|
|
|
|
// by traversing the property set chain (if necessary)
|
|
|
|
|
// --------------------------------------------------------
|
|
|
|
|
if( cellPropID != curPropSetId ){
|
|
|
|
|
//tqDebug("b. ( curPropSetId: %i )",curPropSetId);
|
|
|
|
|
//tqDebug("b. cellPropID: %i",cellPropID);
|
|
|
|
|
//tqDebug(curPropSet.name().latin1());
|
|
|
|
|
if( cellPropID != KDChartPropertySet::UndefinedID &&
|
|
|
|
|
params()->calculateProperties( cellPropID,
|
|
|
|
|
curPropSet ) ){
|
|
|
|
|
curPropSetId = cellPropID;
|
|
|
|
|
//tqDebug("c. curPropSetId: %i",curPropSetId);
|
|
|
|
|
//tqDebug(curPropSet.name().latin1());
|
|
|
|
|
}else{
|
|
|
|
|
curPropSetId = KDChartPropertySet::UndefinedID;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
// make sure any extra horiz. and/or vert. lines and/or markers
|
|
|
|
|
// are drawn *before* the data lines and/or markers are painted
|
|
|
|
|
if( mChartType == KDChartParams::Line ){
|
|
|
|
|
if( curPropSetId != KDChartPropertySet::UndefinedID ){
|
|
|
|
|
drawExtraLinesAndMarkers(
|
|
|
|
|
curPropSet,
|
|
|
|
|
default2DPen,
|
|
|
|
|
defaultMarkerStyle,
|
|
|
|
|
myPointX, myPointY,
|
|
|
|
|
painter,
|
|
|
|
|
ai.abscissaPara,
|
|
|
|
|
ordinatePara,
|
|
|
|
|
logWidth/1000.0,
|
|
|
|
|
logHeight/1000.0,
|
|
|
|
|
false );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
prevPointX = myPointX;
|
|
|
|
|
prevPointY = myPointY;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
// calculate running sum for stacked and percent
|
|
|
|
|
if ( mode == Stacked || mode == Percent ) {
|
|
|
|
|
if( cellValue == KDCHART_POS_INFINITE )
|
|
|
|
|
currentValueSums[ value ] = KDCHART_POS_INFINITE;
|
|
|
|
|
else if( currentValueSums[ value ] != KDCHART_POS_INFINITE )
|
|
|
|
|
currentValueSums[ value ] += cellValue;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
TQPointArray previousPoints; // no vector since only areas need it,
|
|
|
|
|
// and these do not support 3d yet
|
|
|
|
|
|
|
|
|
|
// Store some (dataset-independend) default values
|
|
|
|
|
// to be used unless other properties
|
|
|
|
|
// have been specified for the respective data cell:
|
|
|
|
|
//
|
|
|
|
|
const bool defaultDrawMarkers = mDrawMarkers;
|
|
|
|
|
|
|
|
|
|
for ( dataset = datasetEnd; ( dataset >= (int)datasetStart && dataset >= 0 ); --dataset ) {
|
|
|
|
|
|
|
|
|
|
// Store some (dataset-dependend) default values
|
|
|
|
|
// to be used unless other properties
|
|
|
|
|
// have been specified for the respective data cell:
|
|
|
|
|
//
|
|
|
|
|
const TQPen default2DPen( params()->lineColor().isValid()
|
|
|
|
|
? params()->lineColor()
|
|
|
|
|
: params()->dataColor( dataset ),
|
|
|
|
|
params()->lineWidth(),
|
|
|
|
|
params()->lineStyle( dataset ) );
|
|
|
|
|
bool currentDrawMarkers = defaultDrawMarkers;
|
|
|
|
|
const KDChartParams::LineMarkerStyle markerStyle = params()->lineMarkerStyle( dataset );
|
|
|
|
|
|
|
|
|
|
// the +2 is for the areas (if any)
|
|
|
|
|
TQPtrVector< TQPointArray > points( 2 );
|
|
|
|
|
points.setAutoDelete( true );
|
|
|
|
|
/* Pending Michel - we need to keep track of the
|
|
|
|
|
* non rotated points for 3D lines
|
|
|
|
|
*/
|
|
|
|
|
TQPtrVector< TQPointArray > oripoints( 2 );
|
|
|
|
|
oripoints.setAutoDelete( true );
|
|
|
|
|
|
|
|
|
|
int i = 0;
|
|
|
|
|
for( i = 0; i < 2; ++i ) {
|
|
|
|
|
points.insert( i, new TQPointArray( ai.numValues + 2 ) );
|
|
|
|
|
oripoints.insert( i, new TQPointArray( ai.numValues + 2 ) );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if( ai.bAbscissaHasTrueAxisDtValues )
|
|
|
|
|
ai.numValues = data->cols();
|
|
|
|
|
|
|
|
|
|
int point = 0;
|
|
|
|
|
|
|
|
|
|
for ( int value = 0; value < ai.numValues; ++value ) {
|
|
|
|
|
|
|
|
|
|
// determine and store marker properties assigned to this cell
|
|
|
|
|
// -----------------------------------------------------------
|
|
|
|
|
currentDrawMarkers = defaultDrawMarkers;
|
|
|
|
|
int cellPropID;
|
|
|
|
|
if( data->cellProp( dataset, value, cellPropID ) &&
|
|
|
|
|
cellPropID != curPropSetId ){
|
|
|
|
|
if( cellPropID != KDChartPropertySet::UndefinedID &&
|
|
|
|
|
params()->calculateProperties( cellPropID,
|
|
|
|
|
curPropSet ) )
|
|
|
|
|
curPropSetId = cellPropID;
|
|
|
|
|
else
|
|
|
|
|
curPropSetId = KDChartPropertySet::UndefinedID;
|
|
|
|
|
}
|
|
|
|
|
if( curPropSetId != KDChartPropertySet::UndefinedID ){
|
|
|
|
|
// we can safely call the following functions and ignore their
|
|
|
|
|
// return values since they will touch the parameters' values
|
|
|
|
|
// if the propSet *contains* corresponding own values only.
|
|
|
|
|
int iDummy;
|
|
|
|
|
curPropSet.hasOwnShowMarker( iDummy, currentDrawMarkers );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
int iVec = static_cast < int > ( datasetEnd-dataset ) * arrayNumValues + value;
|
|
|
|
|
if( allPoints[ iVec ].bValid && !allPoints[ iVec ].bSkipThis ){
|
|
|
|
|
const MyPoint& mp = allPoints[iVec];
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//tqDebug("\np.x() %i p.y() %i", p.x(), p.y() );
|
|
|
|
|
// For 3D lines, we need two points (that lie
|
|
|
|
|
// behind each other on the Z axis). For 2D lines and
|
|
|
|
|
// areas, we need only one point.
|
|
|
|
|
if( showThreeDLines ) {
|
|
|
|
|
points[0]->setPoint( point, project( mp.p.x(), mp.p.y(),
|
|
|
|
|
(datasetStart+dataset)*params()->threeDLineDepth() ) );
|
|
|
|
|
points[1]->setPoint( point, project( mp.p.x(), mp.p.y(),
|
|
|
|
|
(datasetStart+dataset + 1)*params()->threeDLineDepth() ) );
|
|
|
|
|
oripoints[0]->setPoint( point, mp.p.x(), mp.p.y() );
|
|
|
|
|
oripoints[1]->setPoint( point, mp.p.x() - (datasetStart+dataset + 1)*params()->threeDLineDepth(),
|
|
|
|
|
mp.p.y() - (datasetStart+dataset + 1)*params()->threeDLineDepth() );
|
|
|
|
|
|
|
|
|
|
} else
|
|
|
|
|
// 2D lines or areas
|
|
|
|
|
points[0]->setPoint( point, mp.p );
|
|
|
|
|
++point;
|
|
|
|
|
|
|
|
|
|
int x = mp.p.x();
|
|
|
|
|
int y = TQMAX(TQMIN(mp.p.y(),
|
|
|
|
|
static_cast < int > (logHeight +axisYOffset)),
|
|
|
|
|
0);
|
|
|
|
|
bool markerIsOutside = y != mp.p.y();
|
|
|
|
|
// draw the marker and store the region
|
|
|
|
|
if ( currentDrawMarkers ){
|
|
|
|
|
uint theAlignment = TQt::AlignCenter;
|
|
|
|
|
bool hasOwnSize = false;
|
|
|
|
|
int theWidth = 0;
|
|
|
|
|
int theHeight = 0;
|
|
|
|
|
TQColor theColor(params()->dataColor( dataset ));
|
|
|
|
|
int theStyle = markerStyle;
|
|
|
|
|
if( curPropSetId != KDChartPropertySet::UndefinedID ){
|
|
|
|
|
// we can safely call the following functions and ignore their
|
|
|
|
|
// return values since they will touch the parameters' values
|
|
|
|
|
// if the propSet *contains* corresponding own values only.
|
|
|
|
|
int iDummy;
|
|
|
|
|
curPropSet.hasOwnMarkerAlign( iDummy, theAlignment );
|
|
|
|
|
curPropSet.hasOwnMarkerColor( iDummy, theColor );
|
|
|
|
|
curPropSet.hasOwnMarkerStyle( iDummy, theStyle );
|
|
|
|
|
TQSize size(theWidth, theHeight);
|
|
|
|
|
hasOwnSize = curPropSet.hasOwnMarkerSize(iDummy, size);
|
|
|
|
|
if( hasOwnSize ){
|
|
|
|
|
theWidth = size.width();
|
|
|
|
|
theHeight = size.height();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
drawMarker( painter,
|
|
|
|
|
params(),
|
|
|
|
|
_areaWidthP1000, _areaHeightP1000,
|
|
|
|
|
_dataRect.x(),
|
|
|
|
|
_dataRect.y(),
|
|
|
|
|
markerIsOutside
|
|
|
|
|
? KDChartParams::LineMarker1Pixel
|
|
|
|
|
: theStyle,
|
|
|
|
|
theColor,
|
|
|
|
|
TQPoint(x,y),
|
|
|
|
|
dataset, value, chart, regions,
|
|
|
|
|
hasOwnSize ? &theWidth : 0,
|
|
|
|
|
hasOwnSize ? &theHeight : 0,
|
|
|
|
|
theAlignment );
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
// store the region
|
|
|
|
|
else if( regions ) {
|
|
|
|
|
TQRect rect( TQPoint( x-1, y-1 ), TQPoint( x+1, y+1 ) );
|
|
|
|
|
rect.moveBy( _dataRect.x(), _dataRect.y() );
|
|
|
|
|
regions->append(
|
|
|
|
|
new KDChartDataRegion(dataset, value, chart, rect) );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if ( point ) {
|
|
|
|
|
bool bDrawLines = (0 != params()->lineWidth());
|
|
|
|
|
|
|
|
|
|
if ( mIsArea ) {
|
|
|
|
|
// first draw with the fill brush, no pen, with the
|
|
|
|
|
// zero axis points or upper border points added for the first
|
|
|
|
|
// dataset or with the previous points reversed for all other
|
|
|
|
|
// datasets.
|
|
|
|
|
painter->setPen( TQPen( TQt::NoPen ) );
|
|
|
|
|
const TQBrush datasetBrush( params()->dataColor( dataset ), TQt::SolidPattern );
|
|
|
|
|
painter->setBrush( datasetBrush );
|
|
|
|
|
TQBrush currentBrush( datasetBrush );
|
|
|
|
|
|
|
|
|
|
if ( mode == Normal || dataset == (int)datasetEnd ) {
|
|
|
|
|
/// first dataset (or any dataset in normal mode, where
|
|
|
|
|
/// the datasets overwrite each other)
|
|
|
|
|
|
|
|
|
|
// no 3d handling for areas yet
|
|
|
|
|
TQPoint lastPoint = points[0]->point( point - 1 );
|
|
|
|
|
|
|
|
|
|
// zeroXAxisI can be too far below the abscissa, but it's
|
|
|
|
|
// the only thing we have. Likewise can 0 be too far above
|
|
|
|
|
// the upper boundary, but again it's the only thing we
|
|
|
|
|
// have, at the rest is clipped anyway.
|
|
|
|
|
int yCoord;
|
|
|
|
|
if ( params()->areaLocation() == KDChartParams::AreaBelow ||
|
|
|
|
|
mode == Percent )
|
|
|
|
|
yCoord = static_cast<int>(zeroXAxisI);
|
|
|
|
|
else
|
|
|
|
|
yCoord = static_cast<int>(axisYOffset);
|
|
|
|
|
|
|
|
|
|
// old: draw the complete area in on go:
|
|
|
|
|
/*
|
|
|
|
|
// no 3d handling for areas yet
|
|
|
|
|
points[0]->setPoint( point, lastPoint.x(), yCoord );
|
|
|
|
|
point++;
|
|
|
|
|
|
|
|
|
|
TQPoint firstPoint = points[0]->point( 0 );
|
|
|
|
|
points[0]->setPoint( point, firstPoint.x(), yCoord );
|
|
|
|
|
point++;
|
|
|
|
|
|
|
|
|
|
painter->drawPolygon( *points[0], false, 0, point );
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
// new: draw individual area segments:
|
|
|
|
|
curPropSetId = KDChartPropertySet::UndefinedID;
|
|
|
|
|
for( int value = 0; value < point-1; ++value ) {
|
|
|
|
|
|
|
|
|
|
int cellPropID;
|
|
|
|
|
if( data->cellProp( dataset, value, cellPropID ) &&
|
|
|
|
|
cellPropID != curPropSetId ){
|
|
|
|
|
|
|
|
|
|
if( cellPropID != KDChartPropertySet::UndefinedID &&
|
|
|
|
|
params()->calculateProperties( cellPropID,
|
|
|
|
|
curPropSet ) ){
|
|
|
|
|
curPropSetId = cellPropID;
|
|
|
|
|
}else{
|
|
|
|
|
curPropSetId = KDChartPropertySet::UndefinedID;
|
|
|
|
|
}
|
|
|
|
|
// preset with default value
|
|
|
|
|
TQBrush theAreaBrush = datasetBrush;
|
|
|
|
|
|
|
|
|
|
if( curPropSetId != KDChartPropertySet::UndefinedID ){
|
|
|
|
|
// we can safely call the following functions and ignore their
|
|
|
|
|
// return values since they will touch the parameters' values
|
|
|
|
|
// if the propSet *contains* corresponding own values only.
|
|
|
|
|
int iDummy;
|
|
|
|
|
curPropSet.hasOwnAreaBrush( iDummy, theAreaBrush );
|
|
|
|
|
}
|
|
|
|
|
painter->setBrush( theAreaBrush );
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
TQPointArray segment( 4 );
|
|
|
|
|
segment.setPoint( 0, points[0]->point( value ) );
|
|
|
|
|
segment.setPoint( 1, points[0]->point( value+1 ) );
|
|
|
|
|
segment.setPoint( 2, points[0]->point( value+1 ).x(), yCoord );
|
|
|
|
|
segment.setPoint( 3, points[0]->point( value ).x(), yCoord );
|
|
|
|
|
painter->drawPolygon( segment );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// old: draw the complete area in on go:
|
|
|
|
|
/*
|
|
|
|
|
// remove the last two points added
|
|
|
|
|
point -= 2;
|
|
|
|
|
*/
|
|
|
|
|
//tqDebug("\n111");
|
|
|
|
|
} // if ( mode == Normal || dataset == (int)datasetEnd )
|
|
|
|
|
else {
|
|
|
|
|
// don't mess around with the original array; we'll need
|
|
|
|
|
// that for the next time through.
|
|
|
|
|
|
|
|
|
|
//tqDebug("222");
|
|
|
|
|
// no 3d handling for areas yet
|
|
|
|
|
TQPointArray thisSection = points[0]->copy();
|
|
|
|
|
|
|
|
|
|
thisSection.resize( point + previousPoints.size() );
|
|
|
|
|
// append the previous array (there is guaranteed to be
|
|
|
|
|
// one because we are at least the second time through
|
|
|
|
|
// here) in reverse order
|
|
|
|
|
for ( unsigned int i = 0; i < previousPoints.size(); ++i ) {
|
|
|
|
|
thisSection.setPoint( point + i,
|
|
|
|
|
previousPoints.point( previousPoints.size() - i - 1 ) );
|
|
|
|
|
//tqDebug("\nx: %i",previousPoints.point( previousPoints.size() - i - 1 ).x());
|
|
|
|
|
//tqDebug("y: %i",previousPoints.point( previousPoints.size() - i - 1 ).y());
|
|
|
|
|
}
|
|
|
|
|
painter->drawPolygon( thisSection );
|
|
|
|
|
}
|
|
|
|
|
// draw the line with no brush and outline color
|
|
|
|
|
painter->setBrush( TQt::NoBrush );
|
|
|
|
|
painter->setPen( TQPen( params()->outlineDataColor(),
|
|
|
|
|
params()->outlineDataLineWidth() ) );
|
|
|
|
|
} else {
|
|
|
|
|
// line
|
|
|
|
|
if( showThreeDLines ) {
|
|
|
|
|
// This is a 3D line:
|
|
|
|
|
// We draw the line with the data color brush
|
|
|
|
|
// and the outline data pen.
|
|
|
|
|
painter->setBrush( params()->dataColor( dataset ) );
|
|
|
|
|
painter->setPen( TQPen( params()->outlineDataColor(),
|
|
|
|
|
params()->outlineDataLineWidth() ) );
|
|
|
|
|
} else {
|
|
|
|
|
// This is a 2D line:
|
|
|
|
|
// We draw the line with the no brush
|
|
|
|
|
// and the data color if no special line color was specified.
|
|
|
|
|
painter->setBrush( TQt::NoBrush );
|
|
|
|
|
painter->setPen( default2DPen );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Neither draw the contour line if this is a pure Point chart
|
|
|
|
|
// nor draw it for the last row of a percent area chart.
|
|
|
|
|
|
|
|
|
|
if( bDrawLines &&
|
|
|
|
|
( (mode != Percent) || !mIsArea || (dataset != (int)datasetEnd) ) ){
|
|
|
|
|
if( showThreeDLines ) {
|
|
|
|
|
|
|
|
|
|
// A 3D line needs to be drawn piece-wise
|
|
|
|
|
for ( int value = 0; value < point-1; ++value ) {
|
|
|
|
|
// if( data->cell( dataset, value ).hasValue() &&
|
|
|
|
|
// data->cell( dataset, value+1 ).hasValue() ) {
|
|
|
|
|
// tqDebug( "Draw a segment in dataset %d from %d to %d", dataset, value, value+1 );
|
|
|
|
|
|
|
|
|
|
//store the rotated points ( see project() )
|
|
|
|
|
TQPointArray rotatedSegment( 4 );
|
|
|
|
|
rotatedSegment.setPoint( 0, points[0]->point( value ));
|
|
|
|
|
rotatedSegment.setPoint( 1, points[0]->point( value+1 ) );
|
|
|
|
|
rotatedSegment.setPoint( 2, points[1]->point( value+1 ) );
|
|
|
|
|
rotatedSegment.setPoint( 3, points[1]->point( value ) );
|
|
|
|
|
|
|
|
|
|
//store the true points without rotation
|
|
|
|
|
TQPointArray trueSegment( 4 );
|
|
|
|
|
trueSegment.setPoint( 0, oripoints[0]->point( value ));
|
|
|
|
|
trueSegment.setPoint( 1, oripoints[0]->point( value+1 ) );
|
|
|
|
|
trueSegment.setPoint( 2, oripoints[1]->point( value+1 ) );
|
|
|
|
|
trueSegment.setPoint( 3, oripoints[1]->point( value ) );
|
|
|
|
|
|
|
|
|
|
// calculate the rotated points position relative to each other
|
|
|
|
|
// we will then be able to keep the rotation ( see: project () )
|
|
|
|
|
// by reporting this position relative to the true segment line
|
|
|
|
|
//left side pt3 and pt0
|
|
|
|
|
int dx30 = rotatedSegment.point(3).x() - rotatedSegment.point(0).x();
|
|
|
|
|
int dy30 = rotatedSegment.point(3).y() - rotatedSegment.point(0).y();
|
|
|
|
|
//right side pt1 and pt2
|
|
|
|
|
int dx12 = rotatedSegment.point(2).x() - rotatedSegment.point(1).x();
|
|
|
|
|
int dy12 = rotatedSegment.point(2).y() - rotatedSegment.point(1).y();
|
|
|
|
|
|
|
|
|
|
// store and paint the "3D" segment
|
|
|
|
|
TQPointArray segment( 4 );
|
|
|
|
|
segment.setPoint( 0, trueSegment.point(0) );
|
|
|
|
|
segment.setPoint( 1, trueSegment.point(1) );
|
|
|
|
|
segment.setPoint( 2, trueSegment.point(1).x() + dx12, trueSegment.point(1).y() + dy12 );
|
|
|
|
|
segment.setPoint( 3, trueSegment.point(0).x() + dx30, trueSegment.point(0).y() + dy30);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//PENDING Michel 3dlines drawing a segment with showThreeDLines
|
|
|
|
|
painter->drawPolygon( segment );
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// } else
|
|
|
|
|
// tqDebug( "Can't draw a segment in dataset %d from %d to %d", dataset, value, value+1 );
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
TQPoint p1, p2;
|
|
|
|
|
// Note: If markers are drawn very near to each other
|
|
|
|
|
// and tiny markers are used
|
|
|
|
|
// we don't draw the connecting lines.
|
|
|
|
|
bool b4PMarkers = KDChartParams::LineMarker4Pixels == markerStyle;
|
|
|
|
|
bool bTinyMarkers =
|
|
|
|
|
KDChartParams::LineMarker1Pixel == markerStyle || b4PMarkers;
|
|
|
|
|
curPropSetId = KDChartPropertySet::UndefinedID;
|
|
|
|
|
painter->setPen( default2DPen );
|
|
|
|
|
for ( int value = 0; value < point-1; ++value ) {
|
|
|
|
|
p1 = points[0]->point( value );
|
|
|
|
|
p2 = points[0]->point( value+1 );
|
|
|
|
|
|
|
|
|
|
// Determine properties assigned to this cell
|
|
|
|
|
// and change the painter if necessarry:
|
|
|
|
|
currentDrawMarkers = defaultDrawMarkers;
|
|
|
|
|
int cellPropID;
|
|
|
|
|
if( data->cellProp( dataset, value, cellPropID ) &&
|
|
|
|
|
cellPropID != curPropSetId ){
|
|
|
|
|
if( cellPropID != KDChartPropertySet::UndefinedID &&
|
|
|
|
|
params()->calculateProperties( cellPropID,
|
|
|
|
|
curPropSet ) ){
|
|
|
|
|
curPropSetId = cellPropID;
|
|
|
|
|
}else{
|
|
|
|
|
curPropSetId = KDChartPropertySet::UndefinedID;
|
|
|
|
|
}
|
|
|
|
|
// preset with default values
|
|
|
|
|
int theLineWidth = default2DPen.width();
|
|
|
|
|
TQColor theLineColor = default2DPen.color();
|
|
|
|
|
TQt::PenStyle theLineStyle = default2DPen.style();
|
|
|
|
|
if( curPropSetId != KDChartPropertySet::UndefinedID ){
|
|
|
|
|
// we can safely call the following functions and ignore their
|
|
|
|
|
// return values since they will touch the parameters' values
|
|
|
|
|
// if the propSet *contains* corresponding own values only.
|
|
|
|
|
int iDummy;
|
|
|
|
|
curPropSet.hasOwnLineWidth ( iDummy, theLineWidth );
|
|
|
|
|
curPropSet.hasOwnLineColor ( iDummy, theLineColor );
|
|
|
|
|
curPropSet.hasOwnLineStyle ( iDummy, theLineStyle );
|
|
|
|
|
curPropSet.hasOwnShowMarker( iDummy, currentDrawMarkers );
|
|
|
|
|
}
|
|
|
|
|
painter->setPen( TQPen( theLineColor,
|
|
|
|
|
theLineWidth,
|
|
|
|
|
theLineStyle ) );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if( !currentDrawMarkers ){
|
|
|
|
|
//PENDING Michel: drawing a line - not currentMarkers
|
|
|
|
|
painter->drawLine( p1, p2 );
|
|
|
|
|
}else{
|
|
|
|
|
int dx = p2.x() - p1.x();
|
|
|
|
|
int dy = p2.y() - p1.y();
|
|
|
|
|
if( !bTinyMarkers || (abs(dx) > 4) || (abs(dy) > 4) ){
|
|
|
|
|
if( bTinyMarkers ) {
|
|
|
|
|
double m = !dx ? 100.0
|
|
|
|
|
: !dy ? 0.01
|
|
|
|
|
: ((double)dy / (double)dx);
|
|
|
|
|
double am = fabs(m);
|
|
|
|
|
int dxx;
|
|
|
|
|
int dyy;
|
|
|
|
|
if( 0.25 > am ){
|
|
|
|
|
dxx = 3;
|
|
|
|
|
dyy = 0;
|
|
|
|
|
}else if( 0.67 > am ){
|
|
|
|
|
dxx = 3;
|
|
|
|
|
dyy = 1;
|
|
|
|
|
}else if( 1.33 > am ){
|
|
|
|
|
dxx = 2;
|
|
|
|
|
dyy = 2;
|
|
|
|
|
}else if( 4.0 > am ){
|
|
|
|
|
dxx = 1;
|
|
|
|
|
dyy = 3;
|
|
|
|
|
}else{
|
|
|
|
|
dxx = 0;
|
|
|
|
|
dyy = 3;
|
|
|
|
|
}
|
|
|
|
|
if( 0 > dx )
|
|
|
|
|
dxx *= -1;
|
|
|
|
|
if( 0 > dy )
|
|
|
|
|
dyy *= -1;
|
|
|
|
|
if( b4PMarkers ){
|
|
|
|
|
if( 0 < dx )
|
|
|
|
|
++p1.rx();
|
|
|
|
|
else if( 0 > dx )
|
|
|
|
|
++p2.rx();
|
|
|
|
|
if( 0 < dy )
|
|
|
|
|
++p1.ry();
|
|
|
|
|
else if( 0 > dy )
|
|
|
|
|
++p2.ry();
|
|
|
|
|
}
|
|
|
|
|
p1.rx() += dxx; p1.ry() += dyy;
|
|
|
|
|
p2.rx() -= dxx; p2.ry() -= dyy;
|
|
|
|
|
}
|
|
|
|
|
//PENDING Michel: drawing a line - currentMarkers
|
|
|
|
|
painter->drawLine( p1, p2 );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Save point array for next way through (needed for e.g. stacked
|
|
|
|
|
// areas), not for 3D currently
|
|
|
|
|
points[0]->resize( point );
|
|
|
|
|
previousPoints = points[0]->copy();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// Now draw any extra lines (and/or their markers, resp.) that
|
|
|
|
|
// are to be printed IN FRONT of the normal lines:
|
|
|
|
|
if( mChartType == KDChartParams::Line ){
|
|
|
|
|
for( dataset = datasetEnd; ( dataset >= (int)datasetStart && dataset >= 0 ); --dataset ) {
|
|
|
|
|
|
|
|
|
|
const KDChartParams::LineMarkerStyle
|
|
|
|
|
defaultMarkerStyle = params()->lineMarkerStyle( dataset );
|
|
|
|
|
const TQPen default2DPen( params()->lineColor().isValid()
|
|
|
|
|
? params()->lineColor()
|
|
|
|
|
: params()->dataColor( dataset ),
|
|
|
|
|
params()->lineWidth(),
|
|
|
|
|
params()->lineStyle( dataset ) );
|
|
|
|
|
|
|
|
|
|
if( ai.bAbscissaHasTrueAxisDtValues )
|
|
|
|
|
ai.numValues = data->cols();
|
|
|
|
|
|
|
|
|
|
for ( int value = 0; value < ai.numValues; ++value ) {
|
|
|
|
|
int iVec = static_cast < int > ( datasetEnd-dataset ) * arrayNumValues + value;
|
|
|
|
|
if( allPoints[ iVec ].bValid ){
|
|
|
|
|
const MyPoint& mp = allPoints[iVec];
|
|
|
|
|
//tqDebug("\np.x() %i p.y() %i", p.x(), p.y() );
|
|
|
|
|
|
|
|
|
|
// --------------------------------------------------------
|
|
|
|
|
// determine any 'extra' properties assigned to this cell
|
|
|
|
|
// by traversing the property set chain (if necessary)
|
|
|
|
|
// --------------------------------------------------------
|
|
|
|
|
int cellPropID;
|
|
|
|
|
if( data->cellProp( dataset, value, cellPropID ) &&
|
|
|
|
|
cellPropID != curPropSetId ){
|
|
|
|
|
if( cellPropID != KDChartPropertySet::UndefinedID &&
|
|
|
|
|
params()->calculateProperties( cellPropID,
|
|
|
|
|
curPropSet ) )
|
|
|
|
|
curPropSetId = cellPropID;
|
|
|
|
|
else
|
|
|
|
|
curPropSetId = KDChartPropertySet::UndefinedID;
|
|
|
|
|
}
|
|
|
|
|
if( curPropSetId != KDChartPropertySet::UndefinedID ){
|
|
|
|
|
drawExtraLinesAndMarkers(
|
|
|
|
|
curPropSet,
|
|
|
|
|
default2DPen,
|
|
|
|
|
defaultMarkerStyle,
|
|
|
|
|
mp.p.x(), mp.p.y(),
|
|
|
|
|
painter,
|
|
|
|
|
ai.abscissaPara,
|
|
|
|
|
ordinatePara,
|
|
|
|
|
logWidth/1000.0,
|
|
|
|
|
logHeight/1000.0,
|
|
|
|
|
true );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
//tqDebug(const_cast < KDChartParams* > ( params() )->properties( KDCHART_PROPSET_NORMAL_DATA )->name().latin1());
|
|
|
|
|
//tqDebug(const_cast < KDChartParams* > ( params() )->properties( KDCHART_PROPSET_TRANSPARENT_DATA )->name().latin1());
|
|
|
|
|
//tqDebug(const_cast < KDChartParams* > ( params() )->properties( KDCHART_PROPSET_HORI_LINE )->name().latin1());
|
|
|
|
|
//tqDebug(const_cast < KDChartParams* > ( params() )->properties( KDCHART_PROPSET_VERT_LINE )->name().latin1());
|
|
|
|
|
//tqDebug("--");
|
|
|
|
|
}
|
