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Refactored themes; now enabled for line, scatter and pies...
Refactored themes; now enabled for line, scatter and pies Draft themes implemented for most of the series types. The themes are still missing most of the features, only the line color and line width can be defined.
Tero Ahola - - Load All Authors

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charttheme.cpp
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/ src / charttheme.cpp
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#include "charttheme_p.h"
#include "qchart.h"
QTCOMMERCIALCHART_BEGIN_NAMESPACE
void ChartThemeData::setTheme(int theme)
{
if (theme == m_currentTheme) return;
m_seriesThemes.clear();
m_seriesIndex = 0;
m_currentTheme = theme;
switch (theme) {
case QChart::ChartThemeDefault:
// line: solid, dashed, dotted
// line width: 1
// line color (and opacity)
// line shadow (on/off)
// marker shape: "x", "o", "."
// TODO: define the default theme based on the OS
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QRgb(0xff000000), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QRgb(0xff707070), 2));
m_gradientStartColor = QColor(QRgb(0xffffffff));
m_gradientEndColor = QColor(QRgb(0xffafafaf));
break;
case QChart::ChartThemeVanilla:
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(217, 197, 116), 10));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(214, 168, 150), 10));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(160, 160, 113), 10));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(210, 210, 52), 10));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(136, 114, 58), 10));
m_gradientStartColor = QColor(QRgb(0xff9d844d));
m_gradientEndColor = QColor(QRgb(0xffafafaf));
break;
case QChart::ChartThemeIcy:
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(0, 3, 165), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(49, 52, 123), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(71, 114, 187), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(48, 97, 87), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(19, 71, 90), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(110, 70, 228), 2));
m_gradientStartColor = QColor(QRgb(0xffe4ffff));
m_gradientEndColor = QColor(QRgb(0xffe4ffff));
break;
case QChart::ChartThemeGrayscale:
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(0, 0, 0), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(50, 50, 50), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(100, 100, 100), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(140, 140, 140), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(180, 180, 180), 2));
m_gradientStartColor = QColor(QRgb(0xffffffff));
m_gradientEndColor = QColor(QRgb(0xffafafaf));
break;
case QChart::ChartThemeUnnamed1:
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(QRgb(0xff3fa9f5)), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(QRgb(0xff7AC943)), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(QRgb(0xffFF931E)), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(QRgb(0xffFF1D25)), 2));
m_seriesThemes.append(SeriesTheme(m_seriesThemes.count(), QColor(QRgb(0xffFF7BAC)), 2));
m_gradientStartColor = QColor(QRgb(0xfff3dc9e));
m_gradientEndColor = QColor(QRgb(0xffafafaf));
break;
default:
Q_ASSERT(false);
break;
}
//themeChanged();
// TODO: update coloring of different elements to match the selected theme
}
ChartTheme::ChartTheme(QObject *parent) :
QObject(parent),
d(new ChartThemeData())
{
d->m_currentTheme = QChart::ChartThemeInvalid;
d->m_seriesIndex = 0;
}
SeriesTheme ChartTheme::themeForSeries()
{
if (d->m_seriesThemes.count() == 0) {
return SeriesTheme();
} else {
// Get the next available theme for the series; if no more themes available start over
// beginning from the first theme in the list
SeriesTheme nextTheme =
d->m_seriesThemes[d->m_seriesIndex % d->m_seriesThemes.count()];
d->m_seriesIndex++;
return nextTheme;
}
}
#include "moc_charttheme_p.cpp"
QTCOMMERCIALCHART_END_NAMESPACE