|
|
#include "charttheme_p.h"
|
|
|
#include "qchart.h"
|
|
|
#include "qchartaxis.h"
|
|
|
#include <QTime>
|
|
|
|
|
|
//series
|
|
|
#include "qbarset.h"
|
|
|
#include "qbarseries.h"
|
|
|
#include "qstackedbarseries.h"
|
|
|
#include "qpercentbarseries.h"
|
|
|
#include "qlineseries.h"
|
|
|
#include "qareaseries.h"
|
|
|
#include "qscatterseries.h"
|
|
|
#include "qpieseries.h"
|
|
|
#include "qpieslice.h"
|
|
|
#include "qsplineseries.h"
|
|
|
|
|
|
//items
|
|
|
#include "axisitem_p.h"
|
|
|
#include "barpresenter_p.h"
|
|
|
#include "stackedbarpresenter_p.h"
|
|
|
#include "percentbarpresenter_p.h"
|
|
|
#include "linechartitem_p.h"
|
|
|
#include "areachartitem_p.h"
|
|
|
#include "scatterchartitem_p.h"
|
|
|
#include "piepresenter_p.h"
|
|
|
#include "splinechartitem_p.h"
|
|
|
|
|
|
//themes
|
|
|
#include "chartthemevanilla_p.h"
|
|
|
#include "chartthemeicy_p.h"
|
|
|
#include "chartthemegrayscale_p.h"
|
|
|
#include "chartthemescientific_p.h"
|
|
|
|
|
|
|
|
|
QTCOMMERCIALCHART_BEGIN_NAMESPACE
|
|
|
|
|
|
/* TODO
|
|
|
case QChart::ChartThemeUnnamed1:
|
|
|
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xff3fa9f5)), 2));
|
|
|
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xff7AC943)), 2));
|
|
|
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xffFF931E)), 2));
|
|
|
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xffFF1D25)), 2));
|
|
|
m_seriesThemes.append(SeriesTheme(QColor(QRgb(0xffFF7BAC)), 2));
|
|
|
|
|
|
m_gradientStartColor = QColor(QRgb(0xfff3dc9e));
|
|
|
m_gradientEndColor = QColor(QRgb(0xffafafaf));
|
|
|
*/
|
|
|
|
|
|
ChartTheme::ChartTheme(QChart::ChartTheme id)
|
|
|
{
|
|
|
m_id = id;
|
|
|
m_seriesColor.append(QRgb(0xff000000));
|
|
|
m_seriesColor.append(QRgb(0xff707070));
|
|
|
m_gradientStartColor = QColor(QRgb(0xffffffff));
|
|
|
m_gradientEndColor = QColor(QRgb(0xffafafaf));
|
|
|
|
|
|
qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));
|
|
|
}
|
|
|
|
|
|
|
|
|
ChartTheme* ChartTheme::createTheme(QChart::ChartTheme theme)
|
|
|
{
|
|
|
switch(theme) {
|
|
|
case QChart::ChartThemeDefault:
|
|
|
return new ChartTheme();
|
|
|
case QChart::ChartThemeVanilla:
|
|
|
return new ChartThemeVanilla();
|
|
|
case QChart::ChartThemeIcy:
|
|
|
return new ChartThemeIcy();
|
|
|
case QChart::ChartThemeGrayscale:
|
|
|
return new ChartThemeGrayscale();
|
|
|
case QChart::ChartThemeScientific:
|
|
|
return new ChartThemeScientific();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void ChartTheme::decorate(QChart* chart)
|
|
|
{
|
|
|
QLinearGradient backgroundGradient;
|
|
|
backgroundGradient.setColorAt(0.0, m_gradientStartColor);
|
|
|
backgroundGradient.setColorAt(1.0, m_gradientEndColor);
|
|
|
backgroundGradient.setCoordinateMode(QGradient::ObjectBoundingMode);
|
|
|
chart->setChartBackgroundBrush(backgroundGradient);
|
|
|
}
|
|
|
//TODO helper to by removed later
|
|
|
void ChartTheme::decorate(ChartItem* item, QSeries* series,int count)
|
|
|
{
|
|
|
switch(series->type())
|
|
|
{
|
|
|
case QSeries::SeriesTypeLine: {
|
|
|
QLineSeries* s = static_cast<QLineSeries*>(series);
|
|
|
LineChartItem* i = static_cast<LineChartItem*>(item);
|
|
|
decorate(i,s,count);
|
|
|
break;
|
|
|
}
|
|
|
case QSeries::SeriesTypeArea: {
|
|
|
QAreaSeries* s = static_cast<QAreaSeries*>(series);
|
|
|
AreaChartItem* i = static_cast<AreaChartItem*>(item);
|
|
|
decorate(i,s,count);
|
|
|
break;
|
|
|
}
|
|
|
case QSeries::SeriesTypeBar: {
|
|
|
QBarSeries* b = static_cast<QBarSeries*>(series);
|
|
|
BarPresenter* i = static_cast<BarPresenter*>(item);
|
|
|
decorate(i,b,count);
|
|
|
break;
|
|
|
}
|
|
|
case QSeries::SeriesTypeStackedBar: {
|
|
|
QStackedBarSeries* s = static_cast<QStackedBarSeries*>(series);
|
|
|
StackedBarPresenter* i = static_cast<StackedBarPresenter*>(item);
|
|
|
decorate(i,s,count);
|
|
|
break;
|
|
|
}
|
|
|
case QSeries::SeriesTypePercentBar: {
|
|
|
QPercentBarSeries* s = static_cast<QPercentBarSeries*>(series);
|
|
|
PercentBarPresenter* i = static_cast<PercentBarPresenter*>(item);
|
|
|
decorate(i,s,count);
|
|
|
break;
|
|
|
}
|
|
|
case QSeries::SeriesTypeScatter: {
|
|
|
QScatterSeries* s = qobject_cast<QScatterSeries*>(series);
|
|
|
Q_ASSERT(s);
|
|
|
ScatterChartItem* i = static_cast<ScatterChartItem*>(item);
|
|
|
Q_ASSERT(i);
|
|
|
decorate(i, s, count);
|
|
|
break;
|
|
|
}
|
|
|
case QSeries::SeriesTypePie: {
|
|
|
QPieSeries* s = static_cast<QPieSeries*>(series);
|
|
|
PiePresenter* i = static_cast<PiePresenter*>(item);
|
|
|
decorate(i,s,count);
|
|
|
break;
|
|
|
}
|
|
|
default:
|
|
|
qDebug()<<"Wrong item to be decorated by theme";
|
|
|
break;
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
void ChartTheme::decorate(AreaChartItem* item, QAreaSeries* series,int count)
|
|
|
{
|
|
|
QPen pen;
|
|
|
QBrush brush;
|
|
|
|
|
|
if(pen != series->pen()){
|
|
|
item->setPen(series->pen());
|
|
|
}else{
|
|
|
pen.setColor(m_seriesColor.at(count%m_seriesColor.size()));
|
|
|
pen.setWidthF(2);
|
|
|
item->setPen(pen);
|
|
|
}
|
|
|
|
|
|
if(brush != series->brush()){
|
|
|
item->setBrush(series->brush());
|
|
|
}else{
|
|
|
QBrush brush(m_seriesColor.at(count%m_seriesColor.size()));
|
|
|
item->setBrush(brush);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
|
|
|
void ChartTheme::decorate(LineChartItem* item, QLineSeries* series,int count)
|
|
|
{
|
|
|
QPen pen;
|
|
|
if(pen != series->pen()){
|
|
|
item->setLinePen(series->pen());
|
|
|
return;
|
|
|
}
|
|
|
pen.setColor(m_seriesColor.at(count%m_seriesColor.size()));
|
|
|
pen.setWidthF(2);
|
|
|
item->setLinePen(pen);
|
|
|
}
|
|
|
|
|
|
void ChartTheme::decorate(BarPresenter* item, QBarSeries* series,int count)
|
|
|
{
|
|
|
QList<QBarSet*> sets = series->barSets();
|
|
|
for (int i=0; i<series->barsetCount(); i++) {
|
|
|
sets.at(i)->setBrush(QBrush(m_seriesColor.at(i%m_seriesColor.count())));
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void ChartTheme::decorate(StackedBarPresenter* item, QStackedBarSeries* series,int count)
|
|
|
{
|
|
|
QList<QBarSet*> sets = series->barSets();
|
|
|
for (int i=0; i<series->barsetCount(); i++) {
|
|
|
sets.at(i)->setBrush(QBrush(m_seriesColor.at(i%m_seriesColor.count())));
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void ChartTheme::decorate(PercentBarPresenter* item, QPercentBarSeries* series,int count)
|
|
|
{
|
|
|
QList<QBarSet*> sets = series->barSets();
|
|
|
for (int i=0; i<series->barsetCount(); i++) {
|
|
|
sets.at(i)->setBrush(QBrush(m_seriesColor.at(i%m_seriesColor.count())));
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void ChartTheme::decorate(ScatterChartItem* item, QScatterSeries* series, int count)
|
|
|
{
|
|
|
Q_ASSERT(item);
|
|
|
Q_ASSERT(series);
|
|
|
|
|
|
QColor color = m_seriesColor.at(count % m_seriesColor.size());
|
|
|
// TODO: define alpha in the theme? or in the series?
|
|
|
//color.setAlpha(120);
|
|
|
|
|
|
QBrush brush(color, Qt::SolidPattern);
|
|
|
item->setBrush(Qt::blue);
|
|
|
|
|
|
QPen pen(brush, 3);
|
|
|
pen.setColor(color);
|
|
|
item->setPen(pen);
|
|
|
}
|
|
|
|
|
|
void ChartTheme::decorate(PiePresenter* item, QPieSeries* series, int /*count*/)
|
|
|
{
|
|
|
// create a list of slice colors based on current theme
|
|
|
int i = 0;
|
|
|
QList<QColor> colors;
|
|
|
while (colors.count() < series->count()) {
|
|
|
|
|
|
// get base color
|
|
|
QColor c = m_seriesColor[i++];
|
|
|
i = i % m_seriesColor.count();
|
|
|
|
|
|
// dont use black colors... looks bad
|
|
|
if (c == Qt::black)
|
|
|
continue;
|
|
|
|
|
|
// by default use the "raw" theme color
|
|
|
if (!colors.contains(c)) {
|
|
|
colors << c;
|
|
|
continue;
|
|
|
}
|
|
|
// ...ok we need to generate something that looks like the same color
|
|
|
// but different lightness
|
|
|
|
|
|
int tryCount = 0;
|
|
|
while (tryCount++ < 100) {
|
|
|
|
|
|
// find maximum value we can raise the lightness
|
|
|
int lMax = 255;
|
|
|
if (lMax > 255 - c.red())
|
|
|
lMax = 255 - c.red();
|
|
|
if (lMax > 255 - c.green())
|
|
|
lMax = 255 - c.green();
|
|
|
if (lMax > 255 - c.blue())
|
|
|
lMax = 255 - c.blue();
|
|
|
|
|
|
// find maximum value we can make it darker
|
|
|
int dMax = 255;
|
|
|
if (dMax > c.red())
|
|
|
dMax = c.red();
|
|
|
if (dMax > c.green())
|
|
|
dMax = c.green();
|
|
|
if (dMax > c.blue())
|
|
|
dMax = c.blue();
|
|
|
|
|
|
int max = dMax + lMax;
|
|
|
if (max == 0) {
|
|
|
// no room to make color lighter or darker...
|
|
|
qDebug() << "cannot generate a color for pie!";
|
|
|
break;
|
|
|
}
|
|
|
|
|
|
// generate random color
|
|
|
int r = c.red() - dMax;
|
|
|
int g = c.green() - dMax;
|
|
|
int b = c.blue() - dMax;
|
|
|
int d = qrand() % max;
|
|
|
c.setRgb(r+d, g+d, b+d);
|
|
|
|
|
|
// found a unique color?
|
|
|
if (!colors.contains(c))
|
|
|
break;
|
|
|
}
|
|
|
|
|
|
qDebug() << "generated a color for pie" << c;
|
|
|
colors << c;
|
|
|
}
|
|
|
|
|
|
// finally update colors
|
|
|
foreach (QPieSlice* s, series->slices()) {
|
|
|
QColor c = colors.takeFirst();
|
|
|
s->setSlicePen(c);
|
|
|
s->setSliceBrush(c);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
|
|
|
void ChartTheme::decorate(QChartAxis* axis,AxisItem* item)
|
|
|
{
|
|
|
//TODO: dummy defults for now
|
|
|
axis->setLabelsBrush(Qt::black);
|
|
|
axis->setLabelsPen(Qt::NoPen);
|
|
|
axis->setShadesPen(Qt::NoPen);
|
|
|
axis->setShadesOpacity(0.5);
|
|
|
}
|
|
|
|
|
|
void ChartTheme::decorate(SplineChartItem* item, QSplineSeries* series, int count)
|
|
|
{
|
|
|
Q_ASSERT(item);
|
|
|
Q_ASSERT(series);
|
|
|
|
|
|
QPen pen;
|
|
|
|
|
|
if(pen != series->pen()){
|
|
|
item->setLinePen(series->pen());
|
|
|
}else{
|
|
|
pen.setColor(m_seriesColor.at(count%m_seriesColor.size()));
|
|
|
pen.setWidthF(series->pen().widthF());
|
|
|
item->setLinePen(series->pen());
|
|
|
}
|
|
|
|
|
|
// QColor color = m_seriesColor.at(count % m_seriesColor.size());
|
|
|
// TODO: define alpha in the theme? or in the series?
|
|
|
//color.setAlpha(120);
|
|
|
|
|
|
// QBrush brush(color, Qt::SolidPattern);
|
|
|
// presenter->m_markerBrush = brush;
|
|
|
|
|
|
// QPen pen(brush, 3);
|
|
|
// pen.setColor(color);
|
|
|
// presenter->m_markerPen = pen;
|
|
|
}
|
|
|
|
|
|
QTCOMMERCIALCHART_END_NAMESPACE
|
|
|
|
