Fix some bitrot in examples

examples/widgets/graphicsview/elasticnodes/elasticnodes.py", line 132, in __init__
    self.setCacheMode(self.DeviceCoordinateCache)
AttributeError: 'Node' object has no attribute 'DeviceCoordinateCache'

examples/charts/chartthemes/main.py:137: DeprecationWarning: Function: 'QXYSeries.pointsVector() const' is marked as deprecated
  points = lower_series.pointsVector()
examples/charts/chartthemes/main.py:148: DeprecationWarning: Function: 'QChart.axisX(QAbstractSeries * series) const' is marked as deprecated
  chart.axisX().setRange(0, self.value_count - 1)

examples/charts/percentbarchart/percentbarchart.py:46: DeprecationWarning: Function: 'QChart.setAxisX(QAbstractAxis * axis, QAbstractSeries * series)' is marked as deprecated
   chart.setAxisX(axis, series)

Task-number: PYSIDE-841
Change-Id: Ifc7a539f547b5986055a56b98d59ca00c5b51e19
Reviewed-by: Christian Tismer <tismer@stackless.com>
(cherry picked from commit 81c0c6d8ca57485cdaec68474fc879416f8fbecb)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

3 files changed, 27 insertions, 17 deletions

diff --git a/examples/charts/chartthemes/main.py b/examples/charts/chartthemes/main.py
index 5f3bfce10..b385d0b5e 100644
--- a/examples/charts/chartthemes/main.py
+++ b/examples/charts/chartthemes/main.py
@@ -171,7 +171,7 @@ class ThemeWidget(QWidget):
             for j in range(len(self.data_table[i])):
                 data = self.data_table[i][j]
                 if lower_series:
-                    points = lower_series.pointsVector()
+                    points = lower_series.points()
                     y_value = points[i].y() + data[0].y()
                     upper_series.append(QPointF(j, y_value))
                 else:
@@ -182,10 +182,12 @@ class ThemeWidget(QWidget):
             lower_series = upper_series
 
         chart.createDefaultAxes()
-        chart.axisX().setRange(0, self.value_count - 1)
-        chart.axisY().setRange(0, self.value_max)
+        axis_x = chart.axes(Qt.Horizontal)[0]
+        axis_x.setRange(0, self.value_count - 1)
+        axis_y = chart.axes(Qt.Vertical)[0]
+        axis_y.setRange(0, self.value_max)
         # Add space to label to add space between labels and axis
-        chart.axisY().setLabelFormat("%.1f  ")
+        axis_y.setLabelFormat("%.1f  ")
 
         return chart
 
@@ -203,9 +205,10 @@ class ThemeWidget(QWidget):
         chart.addSeries(series)
 
         chart.createDefaultAxes()
-        chart.axisY().setRange(0, self.value_max * 2)
+        axis_y = chart.axes(Qt.Vertical)[0]
+        axis_y.setRange(0, self.value_max * 2)
         # Add space to label to add space between labels and axis
-        chart.axisY().setLabelFormat("%.1f  ")
+        axis_y.setLabelFormat("%.1f  ")
 
         return chart
 
@@ -222,10 +225,12 @@ class ThemeWidget(QWidget):
             chart.addSeries(series)
 
         chart.createDefaultAxes()
-        chart.axisX().setRange(0, self.value_max)
-        chart.axisY().setRange(0, self.value_count)
+        axis_x = chart.axes(Qt.Horizontal)[0]
+        axis_x.setRange(0, self.value_max)
+        axis_y = chart.axes(Qt.Vertical)[0]
+        axis_y.setRange(0, self.value_count)
         # Add space to label to add space between labels and axis
-        chart.axisY().setLabelFormat("%.1f  ")
+        axis_y.setLabelFormat("%.1f  ")
 
         return chart
 
@@ -259,10 +264,12 @@ class ThemeWidget(QWidget):
             chart.addSeries(series)
 
         chart.createDefaultAxes()
-        chart.axisX().setRange(0, self.value_max)
-        chart.axisY().setRange(0, self.value_count)
+        axis_x = chart.axes(Qt.Horizontal)[0]
+        axis_x.setRange(0, self.value_max)
+        axis_y = chart.axes(Qt.Vertical)[0]
+        axis_y.setRange(0, self.value_count)
         # Add space to label to add space between labels and axis
-        chart.axisY().setLabelFormat("%.1f  ")
+        axis_y.setLabelFormat("%.1f  ")
 
         return chart
 
@@ -278,10 +285,12 @@ class ThemeWidget(QWidget):
             chart.addSeries(series)
 
         chart.createDefaultAxes()
-        chart.axisX().setRange(0, self.value_max)
-        chart.axisY().setRange(0, self.value_count)
+        axis_x = chart.axes(Qt.Horizontal)[0]
+        axis_x.setRange(0, self.value_max)
+        axis_y = chart.axes(Qt.Vertical)[0]
+        axis_y.setRange(0, self.value_count)
         # Add space to label to add space between labels and axis
-        chart.axisY().setLabelFormat("%.1f  ")
+        axis_y.setLabelFormat("%.1f  ")
 
         return chart
 
diff --git a/examples/charts/percentbarchart/percentbarchart.py b/examples/charts/percentbarchart/percentbarchart.py
index beabe0d6c..de067455c 100644
--- a/examples/charts/percentbarchart/percentbarchart.py
+++ b/examples/charts/percentbarchart/percentbarchart.py
@@ -81,7 +81,8 @@ class MainWindow(QMainWindow):
         axis = QBarCategoryAxis()
         axis.append(categories)
         chart.createDefaultAxes()
-        chart.setAxisX(axis, series)
+        chart.addAxis(axis, Qt.AlignBottom)
+        series.attachAxis(axis)
 
         chart.legend().setVisible(True)
         chart.legend().setAlignment(Qt.AlignBottom)
diff --git a/examples/widgets/graphicsview/elasticnodes/elasticnodes.py b/examples/widgets/graphicsview/elasticnodes/elasticnodes.py
index 8d0fcf0f3..201c35f0a 100644
--- a/examples/widgets/graphicsview/elasticnodes/elasticnodes.py
+++ b/examples/widgets/graphicsview/elasticnodes/elasticnodes.py
@@ -167,7 +167,7 @@ class Node(QGraphicsItem):
         self._new_pos = QPointF()
         self.setFlag(QGraphicsItem.ItemIsMovable)
         self.setFlag(QGraphicsItem.ItemSendsGeometryChanges)
-        self.setCacheMode(self.DeviceCoordinateCache)
+        self.setCacheMode(QGraphicsItem.DeviceCoordinateCache)
         self.setZValue(-1)
 
     def item_type(self):