1 files changed, 189 insertions, 0 deletions
diff --git a/examples/datavisualization/surface/main.py b/examples/datavisualization/surface/main.py
new file mode 100644
index 000000000..f43970184
--- /dev/null
+++ b/examples/datavisualization/surface/main.py
@@ -0,0 +1,189 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+import sys
+
+from PySide6.QtCore import QSize, Qt
+from PySide6.QtDataVisualization import Q3DSurface
+from PySide6.QtGui import QBrush, QIcon, QLinearGradient, QPainter, QPixmap
+from PySide6.QtWidgets import (QApplication, QComboBox, QGroupBox, QHBoxLayout,
+                               QLabel, QMessageBox, QPushButton, QRadioButton,
+                               QSizePolicy, QSlider, QVBoxLayout, QWidget)
+
+from surfacegraph import SurfaceGraph
+
+THEMES = ["Qt", "Primary Colors", "Digia", "Stone Moss", "Army Blue", "Retro",
+          "Ebony", "Isabelle"]
+
+
+class Window(QWidget):
+    def __init__(self, graph, parent=None):
+        super().__init__(parent)
+        self._graph = graph
+        self._container = QWidget.createWindowContainer(self._graph, self,
+                                                        Qt.Widget)
+
+        screen_size = self._graph.screen().size()
+        self._container.setMinimumSize(QSize(screen_size.width() / 2,
+                                       screen_size.height() / 1.6))
+        self._container.setMaximumSize(screen_size)
+        self._container.setSizePolicy(QSizePolicy.Expanding,
+                                      QSizePolicy.Expanding)
+        self._container.setFocusPolicy(Qt.StrongFocus)
+
+        h_layout = QHBoxLayout(self)
+        v_layout = QVBoxLayout()
+        h_layout.addWidget(self._container, 1)
+        h_layout.addLayout(v_layout)
+        v_layout.setAlignment(Qt.AlignTop)
+
+        model_group_box = QGroupBox("Model")
+
+        sqrt_sin_model_rb = QRadioButton(self)
+        sqrt_sin_model_rb.setText("Sqrt& Sin")
+        sqrt_sin_model_rb.setChecked(False)
+
+        height_map_model_rb = QRadioButton(self)
+        height_map_model_rb.setText("Height Map")
+        height_map_model_rb.setChecked(False)
+
+        model_vbox = QVBoxLayout()
+        model_vbox.addWidget(sqrt_sin_model_rb)
+        model_vbox.addWidget(height_map_model_rb)
+        model_group_box.setLayout(model_vbox)
+
+        selection_group_box = QGroupBox("Selection Mode")
+
+        mode_none_rb = QRadioButton(self)
+        mode_none_rb.setText("No selection")
+        mode_none_rb.setChecked(False)
+
+        mode_item_rb = QRadioButton(self)
+        mode_item_rb.setText("Item")
+        mode_item_rb.setChecked(False)
+
+        mode_slice_row_rb = QRadioButton(self)
+        mode_slice_row_rb.setText("Row Slice")
+        mode_slice_row_rb.setChecked(False)
+
+        mode_slice_column_rb = QRadioButton(self)
+        mode_slice_column_rb.setText("Column Slice")
+        mode_slice_column_rb.setChecked(False)
+
+        selection_vbox = QVBoxLayout()
+        selection_vbox.addWidget(mode_none_rb)
+        selection_vbox.addWidget(mode_item_rb)
+        selection_vbox.addWidget(mode_slice_row_rb)
+        selection_vbox.addWidget(mode_slice_column_rb)
+        selection_group_box.setLayout(selection_vbox)
+
+        axis_min_slider_x = QSlider(Qt.Horizontal, self)
+        axis_min_slider_x.setMinimum(0)
+        axis_min_slider_x.setTickInterval(1)
+        axis_min_slider_x.setEnabled(True)
+        axis_max_slider_x = QSlider(Qt.Horizontal, self)
+        axis_max_slider_x.setMinimum(1)
+        axis_max_slider_x.setTickInterval(1)
+        axis_max_slider_x.setEnabled(True)
+        axis_min_slider_z = QSlider(Qt.Horizontal, self)
+        axis_min_slider_z.setMinimum(0)
+        axis_min_slider_z.setTickInterval(1)
+        axis_min_slider_z.setEnabled(True)
+        axis_max_slider_z = QSlider(Qt.Horizontal, self)
+        axis_max_slider_z.setMinimum(1)
+        axis_max_slider_z.setTickInterval(1)
+        axis_max_slider_z.setEnabled(True)
+
+        theme_list = QComboBox(self)
+        theme_list.addItems(THEMES)
+
+        color_group_box = QGroupBox("Custom gradient")
+
+        gr_bto_y = QLinearGradient(0, 0, 1, 100)
+        gr_bto_y.setColorAt(1.0, Qt.black)
+        gr_bto_y.setColorAt(0.67, Qt.blue)
+        gr_bto_y.setColorAt(0.33, Qt.red)
+        gr_bto_y.setColorAt(0.0, Qt.yellow)
+
+        pm = QPixmap(24, 100)
+        pmp = QPainter(pm)
+        pmp.setBrush(QBrush(gr_bto_y))
+        pmp.setPen(Qt.NoPen)
+        pmp.drawRect(0, 0, 24, 100)
+        pmp.end()
+
+        gradient_bto_ypb = QPushButton(self)
+        gradient_bto_ypb.setIcon(QIcon(pm))
+        gradient_bto_ypb.setIconSize(QSize(24, 100))
+
+        gr_gto_r = QLinearGradient(0, 0, 1, 100)
+        gr_gto_r.setColorAt(1.0, Qt.darkGreen)
+        gr_gto_r.setColorAt(0.5, Qt.yellow)
+        gr_gto_r.setColorAt(0.2, Qt.red)
+        gr_gto_r.setColorAt(0.0, Qt.darkRed)
+        pmp.begin(pm)
+        pmp.setBrush(QBrush(gr_gto_r))
+        pmp.drawRect(0, 0, 24, 100)
+        pmp.end()
+
+        gradient_gto_rpb = QPushButton(self)
+        gradient_gto_rpb.setIcon(QIcon(pm))
+        gradient_gto_rpb.setIconSize(QSize(24, 100))
+
+        color_hbox = QHBoxLayout()
+        color_hbox.addWidget(gradient_bto_ypb)
+        color_hbox.addWidget(gradient_gto_rpb)
+        color_group_box.setLayout(color_hbox)
+
+        v_layout.addWidget(model_group_box)
+        v_layout.addWidget(selection_group_box)
+        v_layout.addWidget(QLabel("Column range"))
+        v_layout.addWidget(axis_min_slider_x)
+        v_layout.addWidget(axis_max_slider_x)
+        v_layout.addWidget(QLabel("Row range"))
+        v_layout.addWidget(axis_min_slider_z)
+        v_layout.addWidget(axis_max_slider_z)
+        v_layout.addWidget(QLabel("Theme"))
+        v_layout.addWidget(theme_list)
+        v_layout.addWidget(color_group_box)
+
+        self._modifier = SurfaceGraph(self._graph)
+
+        height_map_model_rb.toggled.connect(self._modifier.enable_height_map_model)
+        sqrt_sin_model_rb.toggled.connect(self._modifier.enable_sqrt_sin_model)
+        mode_none_rb.toggled.connect(self._modifier.toggle_mode_none)
+        mode_item_rb.toggled.connect(self._modifier.toggle_mode_item)
+        mode_slice_row_rb.toggled.connect(self._modifier.toggle_mode_slice_row)
+        mode_slice_column_rb.toggled.connect(self._modifier.toggle_mode_slice_column)
+        axis_min_slider_x.valueChanged.connect(self._modifier.adjust_xmin)
+        axis_max_slider_x.valueChanged.connect(self._modifier.adjust_xmax)
+        axis_min_slider_z.valueChanged.connect(self._modifier.adjust_zmin)
+        axis_max_slider_z.valueChanged.connect(self._modifier.adjust_zmax)
+        theme_list.currentIndexChanged[int].connect(self._modifier.change_theme)
+        gradient_bto_ypb.pressed.connect(self._modifier.set_black_to_yellow_gradient)
+        gradient_gto_rpb.pressed.connect(self._modifier.set_green_to_red_gradient)
+
+        self._modifier.set_axis_min_slider_x(axis_min_slider_x)
+        self._modifier.set_axis_max_slider_x(axis_max_slider_x)
+        self._modifier.set_axis_min_slider_z(axis_min_slider_z)
+        self._modifier.set_axis_max_slider_z(axis_max_slider_z)
+
+        sqrt_sin_model_rb.setChecked(True)
+        mode_item_rb.setChecked(True)
+        theme_list.setCurrentIndex(2)
+
+
+if __name__ == "__main__":
+    app = QApplication(sys.argv)
+    graph = Q3DSurface()
+    if not graph.hasContext():
+        msg_box = QMessageBox()
+        msg_box.setText("Couldn't initialize the OpenGL context.")
+        msg_box.exec()
+        sys.exit(-1)
+
+    window = Window(graph)
+    window.setWindowTitle("Surface example")
+    window.show()
+
+    sys.exit(app.exec())