1 files changed, 77 insertions, 0 deletions
diff --git a/examples/charts/pointselectionandmarkers/utilities.py b/examples/charts/pointselectionandmarkers/utilities.py
new file mode 100644
index 000000000..b27a2542b
--- /dev/null
+++ b/examples/charts/pointselectionandmarkers/utilities.py
@@ -0,0 +1,77 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+from PySide6.QtGui import QImage, QPainter, QColor
+from PySide6.QtCore import Qt
+
+import rc_markers  # noqa: F401
+
+
+def rectangle(point_type, image_size):
+    image = QImage(image_size, image_size, QImage.Format_RGB32)
+    painter = QPainter()
+    painter.begin(image)
+    painter.setRenderHint(QPainter.Antialiasing)
+    painter.fillRect(0, 0, image_size, image_size, point_type[2])
+    painter.end()
+    return image
+
+
+def triangle(point_type, image_size):
+    return QImage(point_type[3]).scaled(image_size, image_size)
+
+
+def circle(point_type, image_size):
+    image = QImage(image_size, image_size, QImage.Format_ARGB32)
+    image.fill(QColor(0, 0, 0, 0))
+    painter = QPainter()
+    painter.begin(image)
+    painter.setRenderHint(QPainter.Antialiasing)
+    painter.setBrush(point_type[2])
+    pen = painter.pen()
+    pen.setWidth(0)
+    painter.setPen(pen)
+    painter.drawEllipse(0, 0, image_size * 0.9, image_size * 0.9)
+    painter.end()
+    return image
+
+
+_point_types = [("RedRectangle", rectangle, Qt.red),
+                ("GreenTriangle", triangle, Qt.green, ":/images/green_triangle.png"),
+                ("OrangeCircle", circle, QColor(255, 127, 80))]
+_selected_point_types = [("BlueTriangle", triangle, Qt.blue, ":/images/blue_triangle.png"),
+                         ("YellowRectangle", rectangle, Qt.yellow),
+                         ("LavenderCircle", circle, QColor(147, 112, 219))]
+_line_colors = [("Blue", QColor(65, 105, 225)), ("Black", Qt.black), ("Mint", QColor(70, 203, 155))]
+
+
+def point_type(index):
+    return _point_types[index]
+
+
+def selected_point_type(index):
+    return _selected_point_types[index]
+
+
+def line_color(index):
+    return _line_colors[index]
+
+
+def default_light_marker(image_size):
+    return rectangle(_point_types[0], image_size)
+
+
+def default_selected_light_marker(image_size):
+    return triangle(_selected_point_types[0], image_size)
+
+
+def get_point_representation(point_type, image_size):
+    return point_type[1](point_type, image_size)
+
+
+def get_selected_point_representation(point_type, image_size):
+    return point_type[1](point_type, image_size)
+
+
+def make_line_color(line_color):
+    return line_color[1]