Refactor data item

Data items do not need to know about rendering related stuff,
so separated that to render items. Renderer will maintain
array of render items equal to the sample space.

Change-Id: I61c0db96f115b7c667e37ea92aa5ae6b8583c61a
Reviewed-by: Mika Salmela <mika.salmela@digia.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/examples/widget/main.cpp b/examples/widget/main.cpp
index d2c9b63f..9614cc0f 100644
--- a/examples/widget/main.cpp
+++ b/examples/widget/main.cpp
@@ -78,6 +78,10 @@ int main(int argc, char **argv)
     dataButton->setText(QStringLiteral("Insert a row of data"));
     dataButton->setEnabled(false);
 
+    QPushButton *multiDataButton = new QPushButton(widget);
+    multiDataButton->setText(QStringLiteral("Insert many rows of data"));
+    multiDataButton->setEnabled(false);
+
     QPushButton *themeButton = new QPushButton(widget);
     themeButton->setText(QStringLiteral("Change theme"));
 
@@ -185,6 +189,7 @@ int main(int argc, char **argv)
     vLayout->addWidget(sampleSliderX, 0, Qt::AlignTop);
     vLayout->addWidget(sampleSliderZ, 1, Qt::AlignTop);
     vLayout->addWidget(dataButton, 0, Qt::AlignTop);
+    vLayout->addWidget(multiDataButton, 0, Qt::AlignTop);
     vLayout->addWidget(themeButton, 0, Qt::AlignTop);
     vLayout->addWidget(labelButton, 0, Qt::AlignTop);
     vLayout->addWidget(styleButton, 0, Qt::AlignTop);
@@ -236,7 +241,8 @@ int main(int argc, char **argv)
     QObject::connect(themeButton, &QPushButton::clicked, modifier, &ChartModifier::changeTheme);
     QObject::connect(labelButton, &QPushButton::clicked, modifier,
                      &ChartModifier::changeTransparency);
-    QObject::connect(dataButton, &QPushButton::clicked, modifier, &ChartModifier::addBars);
+    QObject::connect(dataButton, &QPushButton::clicked, modifier, &ChartModifier::addRow);
+    QObject::connect(multiDataButton, &QPushButton::clicked, modifier, &ChartModifier::addRows);
     QObject::connect(selectionButton, &QPushButton::clicked, modifier,
                      &ChartModifier::changeSelectionMode);
 
@@ -259,6 +265,8 @@ int main(int argc, char **argv)
 
     QObject::connect(staticCheckBox, &QCheckBox::stateChanged, dataButton,
                      &QPushButton::setEnabled);
+    QObject::connect(staticCheckBox, &QCheckBox::stateChanged, multiDataButton,
+                     &QPushButton::setEnabled);
     QObject::connect(staticCheckBox, &QCheckBox::stateChanged, sampleSliderX,
                      &QSlider::setEnabled);
     QObject::connect(staticCheckBox, &QCheckBox::stateChanged, sampleSliderZ,