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signals and slots for bars and sets
signals and slots for bars and sets

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r216:abacdc3682d1
r239:b700ad3a5165
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stackedbarpresenter.cpp
85 lines | 2.7 KiB | text/x-c | CppLexer
/ src / barchart / stackedbarpresenter.cpp
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Common naming convention for barcharts
r216 #include "stackedbarpresenter.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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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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added missing example files :)
r96 #include <QDebug>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
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Common naming convention for barcharts
r216 StackedBarPresenter::StackedBarPresenter(BarChartModel& model, QGraphicsItem *parent) :
BarPresenterBase(model,parent)
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added missing example files :)
r96 {
}
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Common naming convention for barcharts
r216 void StackedBarPresenter::layoutChanged()
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added missing example files :)
r96 {
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proof of concept implementation for barset and barcategory
r169 // qDebug() << "StackedBarGroup::layoutChanged";
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added missing example files :)
r96 // Scale bars to new layout
// Layout for bars:
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Barset and barcategory implememtation. Updated test application
r171 if (mModel.countSets() <= 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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added missing example files :)
r96 // Nothing to do.
return;
}
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Barset and barcategory implememtation. Updated test application
r171 if (mModel.countCategories() == 0) {
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fixed bug in category implementation. model now owns the category and sets
r173 qDebug() << "No categories in model!";
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prototyping separators with stacked bars
r119 // 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) {
qDebug() << "WARNING: StackedBarGroup::layoutChanged called before graphics items are created!";
return;
}
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added missing example files :)
r96 // TODO: better way to auto-layout
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bar chart layout fixing
r99 // Use reals for accurancy (we might get some compiler warnings... :)
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brush support for bargroups
r183 // TODO: use temp variable for category count...
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Barset and barcategory implememtation. Updated test application
r171 qreal maxSum = mModel.maxCategorySum();
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fixed naming mixup with percent and stacked groups
r105 qreal h = mHeight;
qreal scale = (h / maxSum);
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added missing example files :)
r96 int itemIndex(0);
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fixing layout bug on stacked bar chart
r98 qreal tW = mWidth;
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Barset and barcategory implememtation. Updated test application
r171 qreal tC = mModel.countCategories() + 1;
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fixing layout bug on stacked bar chart
r98 qreal xStep = (tW/tC);
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theme interface to barcharts. some minor fixes
r113 qreal xPos = ((tW/tC) - mBarDefaultWidth / 2);
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Barset and barcategory implememtation. Updated test application
r171 int labelIndex = mModel.countSets() * mModel.countCategories();
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fixing layout bug on stacked bar chart
r98
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brush support for bargroups
r183 for (int category = 0; category < mModel.countCategories(); category++) {
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fixing layout bug on stacked bar chart
r98 qreal yPos = h;
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brush support for bargroups
r183 for (int set=0; set < mModel.countSets(); set++) {
qreal barHeight = mModel.valueAt(set, category) * scale;
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added missing example files :)
r96 Bar* bar = reinterpret_cast<Bar*> (childItems().at(itemIndex));
bar->resize(mBarDefaultWidth, barHeight);
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Added pen & brush to QBarSet
r214 bar->setBrush(mModel.setAt(set).brush());
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theme interface to barcharts. some minor fixes
r113 bar->setPos(xPos, yPos-barHeight);
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added missing example files :)
r96 itemIndex++;
sauimone
Some fixes to bar charts. Now bars draw almost correctly
r97 yPos -= barHeight;
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added missing example files :)
r96 }
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added labels to barcharts
r114
// TODO: Layout for labels, remove magic number
BarLabel* label = reinterpret_cast<BarLabel*> (childItems().at(labelIndex));
label->setPos(xPos, mHeight + 20);
labelIndex++;
sauimone
fixing layout bug on stacked bar chart
r98 xPos += xStep;
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added missing example files :)
r96 }
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added labels to barcharts
r114
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prototyping separators with stacked bars
r119 // Position separators
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refactored barcharts. layout to derived classess other funtionality to base class
r126 int separatorIndex = labelIndex; // Separators are after labels in childItems(). TODO: better way to store these?
xPos = xStep + xStep/2; // Initial position is between first and second group. ie one and half steps from left.
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Barset and barcategory implememtation. Updated test application
r171 for (int s=0; s < mModel.countCategories() - 1; s++) {
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refactored barcharts. layout to derived classess other funtionality to base class
r126 Separator* sep = reinterpret_cast<Separator*> (childItems().at(separatorIndex));
sep->setPos(xPos,0);
sep->setSize(QSizeF(1,mHeight));
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prototyping separators with stacked bars
r119 xPos += xStep;
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refactored barcharts. layout to derived classess other funtionality to base class
r126 separatorIndex++;
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prototyping separators with stacked bars
r119 }
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model delegate for bar series. updated examples
r161
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added missing example files :)
r96 mLayoutDirty = true;
}
QTCOMMERCIALCHART_END_NAMESPACE