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Added a pie chart customization example and refactoring the pie interface.
Added a pie chart customization example and refactoring the pie interface.
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r381:8ab9ba5c10bd
r437:8d9e377a1065
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percentbarpresenter.cpp
112 lines | 3.4 KiB | text/x-c | CppLexer
/ src / barchart / percentbarpresenter.cpp
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sauimone
added _p to private class headers
 r381 #include "percentbarpresenter_p.h"
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renamed bar.h to bar_p.h
 r118 #include "bar_p.h"
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added labels to barcharts
 r114 #include "barlabel_p.h"
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Floating values to bar charts
 r263 #include "barvalue_p.h"
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refactored barcharts. layout to derived classess other funtionality to base class
 r126 #include "separator_p.h"
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Added pen & brush to QBarSet
 r214 #include "qbarset.h"
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percent bar chart
 r101 #include <QDebug>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
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Naming convention change for barcharts. QBarChartSeries is now QBarSeries etc.
 r338 PercentBarPresenter::PercentBarPresenter(QBarSeries *series, QGraphicsItem *parent) :
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moved tooltip to presenter
 r288 BarPresenterBase(series, parent)
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percent bar chart
 r101 {
}
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Common naming convention for barcharts
 r216 void PercentBarPresenter::layoutChanged()
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percent bar chart
 r101 {
// Scale bars to new layout
// Layout for bars:
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review fixes. countCategories() -> categoryCount(). countSets -> barsetCount()
 r366 if (mSeries->barsetCount() <= 0) {
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fixed bug in category implementation. model now owns the category and sets
 r173 qDebug() << "No sets in model!";
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percent bar chart
 r101 // Nothing to do.
return;
}
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bug fix in bar charts. Crashed, if layout was set before data. Also integrated to test app.
 r165 if (childItems().count() == 0) {
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Bug fix for bar presenters. It appears that order of childItems may change. Relying on order caused crash
 r256 qDebug() << "WARNING: PercentBarPresenter::layoutChanged called before graphics items are created!";
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bug fix in bar charts. Crashed, if layout was set before data. Also integrated to test app.
 r165 return;
}
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percent bar chart
 r101 // TODO: better way to auto-layout
// Use reals for accurancy (we might get some compiler warnings... :)
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review fixes. countCategories() -> categoryCount(). countSets -> barsetCount()
 r366 int count = mSeries->categoryCount();
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percent bar chart
 r101 int itemIndex(0);
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Bug fix for bar presenters. It appears that order of childItems may change. Relying on order caused crash
 r256 int labelIndex(0);
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percent bar chart
 r101 qreal tW = mWidth;
qreal tC = count+1;
qreal xStep = (tW/tC);
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added labels to barcharts
 r114 qreal xPos = ((tW/tC) - mBarDefaultWidth / 2);
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Floating values to bar charts
 r263 qreal h = mHeight;
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percent bar chart
 r101
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review fixes. countCategories() -> categoryCount(). countSets -> barsetCount()
 r366 for (int category = 0; category < mSeries->categoryCount(); category++) {
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moved tooltip to presenter
 r288 qreal colSum = mSeries->categorySum(category);
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fixed naming mixup with percent and stacked groups
 r105 qreal scale = (h / colSum);
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percent bar chart
 r101 qreal yPos = h;
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review fixes. countCategories() -> categoryCount(). countSets -> barsetCount()
 r366 for (int set=0; set < mSeries->barsetCount(); set++) {
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moved tooltip to presenter
 r288 qreal barHeight = mSeries->valueAt(set, category) * scale;
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Bug fix for bar presenters. It appears that order of childItems may change. Relying on order caused crash
 r256 Bar* bar = mBars.at(itemIndex);
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percent bar chart
 r101
// TODO: width settable per bar?
bar->resize(mBarDefaultWidth, barHeight);
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review fix: Removed iterator from barseries. Remove const from brush and pen. Renamed setters for tooltip, floating values and separators
 r357 bar->setBrush(mSeries->barsetAt(set)->brush());
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theme interface to barcharts. some minor fixes
 r113 bar->setPos(xPos, yPos-barHeight);
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percent bar chart
 r101 itemIndex++;
yPos -= barHeight;
}
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added labels to barcharts
 r114
// TODO: Layout for labels, remove magic number
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Bug fix for bar presenters. It appears that order of childItems may change. Relying on order caused crash
 r256 BarLabel* label = mLabels.at(labelIndex);
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added labels to barcharts
 r114 label->setPos(xPos, mHeight + 20);
labelIndex++;
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percent bar chart
 r101 xPos += xStep;
}
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refactored barcharts. layout to derived classess other funtionality to base class
 r126
// Position separators
sauimone
Bug fix for bar presenters. It appears that order of childItems may change. Relying on order caused crash
 r256 xPos = xStep + xStep/2;
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review fixes. countCategories() -> categoryCount(). countSets -> barsetCount()
 r366 for (int s=0; s < mSeries->categoryCount() - 1; s++) {
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Floating values to bar charts
 r263 Separator* sep = mSeparators.at(s);
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refactored barcharts. layout to derived classess other funtionality to base class
 r126 sep->setPos(xPos,0);
sep->setSize(QSizeF(1,mHeight));
xPos += xStep;
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Floating values to bar charts
 r263 }
// Position floating values
itemIndex = 0;
xPos = ((tW/tC) - mBarDefaultWidth / 2);
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review fixes. countCategories() -> categoryCount(). countSets -> barsetCount()
 r366 for (int category=0; category < mSeries->categoryCount(); category++) {
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Floating values to bar charts
 r263 qreal yPos = h;
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moved tooltip to presenter
 r288 qreal colSum = mSeries->categorySum(category);
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Floating values to bar charts
 r263 qreal scale = (h / colSum);
sauimone
review fixes. countCategories() -> categoryCount(). countSets -> barsetCount()
 r366 for (int set=0; set < mSeries->barsetCount(); set++) {
sauimone
moved tooltip to presenter
 r288 qreal barHeight = mSeries->valueAt(set,category) * scale;
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Floating values to bar charts
 r263 BarValue* value = mFloatingValues.at(itemIndex);
// TODO: remove hard coding, apply layout
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barcharts: added legend to model. added signals for hover events (for tooltip). updated examples
 r280 value->resize(100,50);
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updated barchart examples. minor fixes
 r276 value->setPos(xPos, yPos-barHeight/2);
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Floating values to bar charts
 r263 value->setPen(QPen(QColor(255,255,255,255)));
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moved tooltip to presenter
 r288 if (mSeries->valueAt(set,category) != 0) {
int p = mSeries->percentageAt(set,category) * 100;
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barcharts: added legend to model. added signals for hover events (for tooltip). updated examples
 r280 QString vString(QString::number(p));
vString.truncate(3);
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updated barchart examples. minor fixes
 r276 vString.append("%");
value->setValueString(vString);
} else {
value->setValueString(QString(""));
}
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Floating values to bar charts
 r263
itemIndex++;
yPos -= barHeight;
}
xPos += xStep;
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refactored barcharts. layout to derived classess other funtionality to base class
 r126 }
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model delegate for bar series. updated examples
 r161
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percent bar chart
 r101 mLayoutDirty = true;
}
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added _p to private class headers
 r381 #include "moc_percentbarpresenter_p.cpp"
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moved tooltip to presenter
 r288
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percent bar chart
 r101 QTCOMMERCIALCHART_END_NAMESPACE