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Documentation for stacked barchart drilldown example
Documentation for stacked barchart drilldown example
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barchartmodel.cpp
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/ src / barchart / barchartmodel.cpp
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sauimone
model prototyping for bar chart
 r159 #include <limits.h>
sauimone
model delegate for bar series. updated examples
 r161 #include <QVector>
#include <QDebug>
sauimone
model prototyping for bar chart
 r159 #include "barchartmodel_p.h"
sauimone
proof of concept implementation for barset and barcategory
 r169 #include "qbarset.h"
sauimone
model prototyping for bar chart
 r159
QTCOMMERCIALCHART_BEGIN_NAMESPACE
sauimone
replaced qbarcategory with qstringlist
 r377 BarChartModel::BarChartModel(QStringList categories, QObject *parent) :
sauimone
model prototyping for bar chart
 r159 QObject(parent)
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replaced qbarcategory with qstringlist
 r377 ,mCategory(categories)
sauimone
model prototyping for bar chart
 r159 {
}
sauimone
replaced qbarcategory with qstringlist
 r377 QStringList BarChartModel::category()
sauimone
model prototyping for bar chart
 r159 {
sauimone
replaced qbarcategory with qstringlist
 r377 return mCategory;
sauimone
proof of concept implementation for barset and barcategory
 r169 }
sauimone
fixed bug in category implementation. model now owns the category and sets
 r173 void BarChartModel::addBarSet(QBarSet *set)
sauimone
proof of concept implementation for barset and barcategory
 r169 {
sauimone
fixed bug in category implementation. model now owns the category and sets
 r173 mDataModel.append(set);
sauimone
proof of concept implementation for barset and barcategory
 r169 }
sauimone
fixed bug in category implementation. model now owns the category and sets
 r173 void BarChartModel::removeBarSet(QBarSet *set)
{
if (mDataModel.contains(set)) {
mDataModel.removeOne(set);
}
}
sauimone
proof of concept implementation for barset and barcategory
 r169
sauimone
review fix: Removed iterator from barseries. Remove const from brush and pen. Renamed setters for tooltip, floating values and separators
 r357 QBarSet* BarChartModel::setAt(int index)
sauimone
Added pen & brush to QBarSet
 r214 {
sauimone
review fix: Removed iterator from barseries. Remove const from brush and pen. Renamed setters for tooltip, floating values and separators
 r357 return mDataModel.at(index);
sauimone
Added pen & brush to QBarSet
 r214 }
sauimone
review fix: Removed iterator from barseries. Remove const from brush and pen. Renamed setters for tooltip, floating values and separators
 r357 QList<QBarSet*> BarChartModel::barSets()
sauimone
Added pen & brush to QBarSet
 r214 {
sauimone
review fix: Removed iterator from barseries. Remove const from brush and pen. Renamed setters for tooltip, floating values and separators
 r357 return mDataModel;
sauimone
Added pen & brush to QBarSet
 r214 }
sauimone
refactored legend to qseries
 r380 QList<QSeries::Legend> BarChartModel::legend()
sauimone
barcharts: added legend to model. added signals for hover events (for tooltip). updated examples
 r280 {
sauimone
refactored legend to qseries
 r380 QList<QSeries::Legend> legend;
sauimone
barcharts: added legend to model. added signals for hover events (for tooltip). updated examples
 r280
for (int i=0; i<mDataModel.count(); i++) {
sauimone
refactored legend to qseries
 r380 QSeries::Legend l;
l.mName = mDataModel.at(i)->name();
l.mPen = mDataModel.at(i)->pen();
legend.append(l);
sauimone
barcharts: added legend to model. added signals for hover events (for tooltip). updated examples
 r280 }
return legend;
}
sauimone
Updated barchart examples and documentation. Also bug fix to barchart model
 r387 int BarChartModel::barsetCount()
sauimone
model prototyping for bar chart
 r159 {
sauimone
model delegate for bar series. updated examples
 r161 return mDataModel.count();
sauimone
model prototyping for bar chart
 r159 }
sauimone
Updated barchart examples and documentation. Also bug fix to barchart model
 r387 int BarChartModel::categoryCount()
sauimone
model prototyping for bar chart
 r159 {
sauimone
Updated barchart examples and documentation. Also bug fix to barchart model
 r387 return mCategory.count();
sauimone
model prototyping for bar chart
 r159 }
sauimone
added labels to series, intergrated with test app. minor hack to test app
 r167 qreal BarChartModel::min()
sauimone
model prototyping for bar chart
 r159 {
sauimone
model delegate for bar series. updated examples
 r161 Q_ASSERT(mDataModel.count() > 0);
sauimone
model prototyping for bar chart
 r159 // TODO: make min and max members and update them when data changes.
// This is slower since they are checked every time, even if data is same since previous call.
sauimone
added labels to series, intergrated with test app. minor hack to test app
 r167 qreal min = INT_MAX;
sauimone
model prototyping for bar chart
 r159
sauimone
model delegate for bar series. updated examples
 r161 for (int i=0; i <mDataModel.count(); i++) {
sauimone
Barset and barcategory implememtation. Updated test application
 r171 int itemCount = mDataModel.at(i)->count();
sauimone
model delegate for bar series. updated examples
 r161 for (int j=0; j<itemCount; j++) {
sauimone
added labels to series, intergrated with test app. minor hack to test app
 r167 qreal temp = mDataModel.at(i)->valueAt(j);
sauimone
model delegate for bar series. updated examples
 r161 if (temp < min) {
min = temp;
}
sauimone
model prototyping for bar chart
 r159 }
}
return min;
}
sauimone
added labels to series, intergrated with test app. minor hack to test app
 r167 qreal BarChartModel::max()
sauimone
model prototyping for bar chart
 r159 {
sauimone
model delegate for bar series. updated examples
 r161 Q_ASSERT(mDataModel.count() > 0);
sauimone
model prototyping for bar chart
 r159
// TODO: make min and max members and update them when data changes.
// This is slower since they are checked every time, even if data is same since previous call.
sauimone
added labels to series, intergrated with test app. minor hack to test app
 r167 qreal max = INT_MIN;
sauimone
model prototyping for bar chart
 r159
sauimone
model delegate for bar series. updated examples
 r161 for (int i=0; i <mDataModel.count(); i++) {
sauimone
Barset and barcategory implememtation. Updated test application
 r171 int itemCount = mDataModel.at(i)->count();
sauimone
model delegate for bar series. updated examples
 r161 for (int j=0; j<itemCount; j++) {
sauimone
added labels to series, intergrated with test app. minor hack to test app
 r167 qreal temp = mDataModel.at(i)->valueAt(j);
sauimone
model delegate for bar series. updated examples
 r161 if (temp > max) {
max = temp;
}
sauimone
model prototyping for bar chart
 r159 }
}
sauimone
model delegate for bar series. updated examples
 r161
sauimone
model prototyping for bar chart
 r159 return max;
}
sauimone
Barset and barcategory implememtation. Updated test application
 r171 qreal BarChartModel::valueAt(int set, int category)
sauimone
model prototyping for bar chart
 r159 {
sauimone
Barset and barcategory implememtation. Updated test application
 r171 if ((set < 0) || (set >= mDataModel.count())) {
// No set, no value.
sauimone
model prototyping for bar chart
 r159 return 0;
sauimone
Barset and barcategory implememtation. Updated test application
 r171 } else if ((category < 0) || (category >= mDataModel.at(set)->count())) {
// No category, no value.
sauimone
model prototyping for bar chart
 r159 return 0;
}
sauimone
Barset and barcategory implememtation. Updated test application
 r171 return mDataModel.at(set)->valueAt(category);
sauimone
model delegate for bar series. updated examples
 r161 }
sauimone
Floating values to bar charts
 r263 qreal BarChartModel::percentageAt(int set, int category)
{
if ((set < 0) || (set >= mDataModel.count())) {
// No set, no value.
return 0;
} else if ((category < 0) || (category >= mDataModel.at(set)->count())) {
// No category, no value.
return 0;
}
qreal value = mDataModel.at(set)->valueAt(category);
qreal total = categorySum(category);
if (0 == total) {
return 100.0;
}
return value / total;
}
qreal BarChartModel::categorySum(int category)
sauimone
model delegate for bar series. updated examples
 r161 {
sauimone
Barset and barcategory implememtation. Updated test application
 r171 qreal sum(0);
sauimone
Floating values to bar charts
 r263 int count = mDataModel.count(); // Count sets
sauimone
model delegate for bar series. updated examples
 r161
sauimone
Floating values to bar charts
 r263 for (int set = 0; set < count; set++) {
if (category < mDataModel.at(set)->count()) {
sum += mDataModel.at(set)->valueAt(category);
sauimone
model delegate for bar series. updated examples
 r161 }
}
return sum;
}
sauimone
Barset and barcategory implememtation. Updated test application
 r171 qreal BarChartModel::maxCategorySum()
sauimone
model delegate for bar series. updated examples
 r161 {
sauimone
Barset and barcategory implememtation. Updated test application
 r171 qreal max = INT_MIN;
sauimone
Updated barchart examples and documentation. Also bug fix to barchart model
 r387 int count = categoryCount();
sauimone
model delegate for bar series. updated examples
 r161
for (int col=0; col<count; col++) {
sauimone
Barset and barcategory implememtation. Updated test application
 r171 qreal sum = categorySum(col);
sauimone
model delegate for bar series. updated examples
 r161 if (sum > max) {
max = sum;
}
}
return max;
sauimone
model prototyping for bar chart
 r159 }
sauimone
right click feature for bar series. Enables drilldown
 r412 QString BarChartModel::categoryName(int category)
sauimone
removed barchartseriesbase. functionality is now in model
 r172 {
sauimone
replaced qbarcategory with qstringlist
 r377 return mCategory.at(category);
sauimone
removed barchartseriesbase. functionality is now in model
 r172 }
sauimone
model prototyping for bar chart
 r159 #include "moc_barchartmodel_p.cpp"
QTCOMMERCIALCHART_END_NAMESPACE