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# Copyright (C) 2023 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
from surfacegraphmodifier import SurfaceGraphModifier
from PySide6.QtCore import QObject, Qt
from PySide6.QtGui import QBrush, QIcon, QLinearGradient, QPainter, QPixmap
from PySide6.QtWidgets import (QGroupBox, QCheckBox, QLabel, QHBoxLayout,
QPushButton, QRadioButton, QSizePolicy, QSlider,
QVBoxLayout, QWidget)
from PySide6.QtQuickWidgets import QQuickWidget
from PySide6.QtGraphs import Q3DSurface
def gradientBtoYPB_Pixmap():
grBtoY = QLinearGradient(0, 0, 1, 100)
grBtoY.setColorAt(1.0, Qt.black)
grBtoY.setColorAt(0.67, Qt.blue)
grBtoY.setColorAt(0.33, Qt.red)
grBtoY.setColorAt(0.0, Qt.yellow)
pm = QPixmap(24, 100)
with QPainter(pm) as pmp:
pmp.setBrush(QBrush(grBtoY))
pmp.setPen(Qt.NoPen)
pmp.drawRect(0, 0, 24, 100)
return pm
def gradientGtoRPB_Pixmap():
grGtoR = QLinearGradient(0, 0, 1, 100)
grGtoR.setColorAt(1.0, Qt.darkGreen)
grGtoR.setColorAt(0.5, Qt.yellow)
grGtoR.setColorAt(0.2, Qt.red)
grGtoR.setColorAt(0.0, Qt.darkRed)
pm = QPixmap(24, 100)
with QPainter(pm) as pmp:
pmp.setBrush(QBrush(grGtoR))
pmp.setPen(Qt.NoPen)
pmp.drawRect(0, 0, 24, 100)
return pm
def highlightPixmap():
HEIGHT = 400
WIDTH = 110
BORDER = 10
gr = QLinearGradient(0, 0, 1, HEIGHT - 2 * BORDER)
gr.setColorAt(1.0, Qt.black)
gr.setColorAt(0.8, Qt.darkGreen)
gr.setColorAt(0.6, Qt.green)
gr.setColorAt(0.4, Qt.yellow)
gr.setColorAt(0.2, Qt.red)
gr.setColorAt(0.0, Qt.darkRed)
pmHighlight = QPixmap(WIDTH, HEIGHT)
pmHighlight.fill(Qt.transparent)
with QPainter(pmHighlight) as pmpHighlight:
pmpHighlight.setBrush(QBrush(gr))
pmpHighlight.setPen(Qt.NoPen)
pmpHighlight.drawRect(BORDER, BORDER, 35, HEIGHT - 2 * BORDER)
pmpHighlight.setPen(Qt.black)
step = (HEIGHT - 2 * BORDER) / 5
for i in range(0, 6):
yPos = i * step + BORDER
pmpHighlight.drawLine(BORDER, yPos, 55, yPos)
HEIGHT = 550 - (i * 110)
pmpHighlight.drawText(60, yPos + 2, f"{HEIGHT} m")
return pmHighlight
class SurfaceGraph(QObject):
def __init__(self, minimum_graph_size, maximum_graph_size):
super().__init__()
self._surfaceGraph = Q3DSurface()
self._surfaceWidget = QWidget()
hLayout = QHBoxLayout(self._surfaceWidget)
self._surfaceGraph.setMinimumSize(minimum_graph_size)
self._surfaceGraph.setMaximumSize(maximum_graph_size)
self._surfaceGraph.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self._surfaceGraph.setFocusPolicy(Qt.StrongFocus)
self._surfaceGraph.setResizeMode(QQuickWidget.SizeRootObjectToView)
hLayout.addWidget(self._surfaceGraph, 1)
vLayout = QVBoxLayout()
hLayout.addLayout(vLayout)
vLayout.setAlignment(Qt.AlignTop)
# Create control widgets
modelGroupBox = QGroupBox("Model")
sqrtSinModelRB = QRadioButton(self._surfaceWidget)
sqrtSinModelRB.setText("Sqrt and Sin")
sqrtSinModelRB.setChecked(False)
heightMapModelRB = QRadioButton(self._surfaceWidget)
heightMapModelRB.setText("Multiseries\nHeight Map")
heightMapModelRB.setChecked(False)
texturedModelRB = QRadioButton(self._surfaceWidget)
texturedModelRB.setText("Textured\nTopography")
texturedModelRB.setChecked(False)
modelVBox = QVBoxLayout()
modelVBox.addWidget(sqrtSinModelRB)
modelVBox.addWidget(heightMapModelRB)
modelVBox.addWidget(texturedModelRB)
modelGroupBox.setLayout(modelVBox)
selectionGroupBox = QGroupBox("Graph Selection Mode")
modeNoneRB = QRadioButton(self._surfaceWidget)
modeNoneRB.setText("No selection")
modeNoneRB.setChecked(False)
modeItemRB = QRadioButton(self._surfaceWidget)
modeItemRB.setText("Item")
modeItemRB.setChecked(False)
modeSliceRowRB = QRadioButton(self._surfaceWidget)
modeSliceRowRB.setText("Row Slice")
modeSliceRowRB.setChecked(False)
modeSliceColumnRB = QRadioButton(self._surfaceWidget)
modeSliceColumnRB.setText("Column Slice")
modeSliceColumnRB.setChecked(False)
selectionVBox = QVBoxLayout()
selectionVBox.addWidget(modeNoneRB)
selectionVBox.addWidget(modeItemRB)
selectionVBox.addWidget(modeSliceRowRB)
selectionVBox.addWidget(modeSliceColumnRB)
selectionGroupBox.setLayout(selectionVBox)
axisGroupBox = QGroupBox("Axis ranges")
axisMinSliderX = QSlider(Qt.Horizontal)
axisMinSliderX.setMinimum(0)
axisMinSliderX.setTickInterval(1)
axisMinSliderX.setEnabled(True)
axisMaxSliderX = QSlider(Qt.Horizontal)
axisMaxSliderX.setMinimum(1)
axisMaxSliderX.setTickInterval(1)
axisMaxSliderX.setEnabled(True)
axisMinSliderZ = QSlider(Qt.Horizontal)
axisMinSliderZ.setMinimum(0)
axisMinSliderZ.setTickInterval(1)
axisMinSliderZ.setEnabled(True)
axisMaxSliderZ = QSlider(Qt.Horizontal)
axisMaxSliderZ.setMinimum(1)
axisMaxSliderZ.setTickInterval(1)
axisMaxSliderZ.setEnabled(True)
axisVBox = QVBoxLayout(axisGroupBox)
axisVBox.addWidget(QLabel("Column range"))
axisVBox.addWidget(axisMinSliderX)
axisVBox.addWidget(axisMaxSliderX)
axisVBox.addWidget(QLabel("Row range"))
axisVBox.addWidget(axisMinSliderZ)
axisVBox.addWidget(axisMaxSliderZ)
# Mode-dependent controls
# sqrt-sin
colorGroupBox = QGroupBox("Custom gradient")
pixmap = gradientBtoYPB_Pixmap()
gradientBtoYPB = QPushButton(self._surfaceWidget)
gradientBtoYPB.setIcon(QIcon(pixmap))
gradientBtoYPB.setIconSize(pixmap.size())
pixmap = gradientGtoRPB_Pixmap()
gradientGtoRPB = QPushButton(self._surfaceWidget)
gradientGtoRPB.setIcon(QIcon(pixmap))
gradientGtoRPB.setIconSize(pixmap.size())
colorHBox = QHBoxLayout(colorGroupBox)
colorHBox.addWidget(gradientBtoYPB)
colorHBox.addWidget(gradientGtoRPB)
# Multiseries heightmap
showGroupBox = QGroupBox("Show Object")
showGroupBox.setVisible(False)
checkboxShowOilRigOne = QCheckBox("Oil Rig 1")
checkboxShowOilRigOne.setChecked(True)
checkboxShowOilRigTwo = QCheckBox("Oil Rig 2")
checkboxShowOilRigTwo.setChecked(True)
checkboxShowRefinery = QCheckBox("Refinery")
showVBox = QVBoxLayout()
showVBox.addWidget(checkboxShowOilRigOne)
showVBox.addWidget(checkboxShowOilRigTwo)
showVBox.addWidget(checkboxShowRefinery)
showGroupBox.setLayout(showVBox)
visualsGroupBox = QGroupBox("Visuals")
visualsGroupBox.setVisible(False)
checkboxVisualsSeeThrough = QCheckBox("See-Through")
checkboxHighlightOil = QCheckBox("Highlight Oil")
checkboxShowShadows = QCheckBox("Shadows")
checkboxShowShadows.setChecked(True)
visualVBox = QVBoxLayout(visualsGroupBox)
visualVBox.addWidget(checkboxVisualsSeeThrough)
visualVBox.addWidget(checkboxHighlightOil)
visualVBox.addWidget(checkboxShowShadows)
labelSelection = QLabel("Selection:")
labelSelection.setVisible(False)
labelSelectedItem = QLabel("Nothing")
labelSelectedItem.setVisible(False)
# Textured topography heightmap
enableTexture = QCheckBox("Surface texture")
enableTexture.setVisible(False)
label = QLabel(self._surfaceWidget)
label.setPixmap(highlightPixmap())
heightMapGroupBox = QGroupBox("Highlight color map")
colorMapVBox = QVBoxLayout()
colorMapVBox.addWidget(label)
heightMapGroupBox.setLayout(colorMapVBox)
heightMapGroupBox.setVisible(False)
# Populate vertical layout
# Common
vLayout.addWidget(modelGroupBox)
vLayout.addWidget(selectionGroupBox)
vLayout.addWidget(axisGroupBox)
# Sqrt Sin
vLayout.addWidget(colorGroupBox)
# Multiseries heightmap
vLayout.addWidget(showGroupBox)
vLayout.addWidget(visualsGroupBox)
vLayout.addWidget(labelSelection)
vLayout.addWidget(labelSelectedItem)
# Textured topography
vLayout.addWidget(heightMapGroupBox)
vLayout.addWidget(enableTexture)
# Create the controller
modifier = SurfaceGraphModifier(self._surfaceGraph, labelSelectedItem, self)
# Connect widget controls to controller
heightMapModelRB.toggled.connect(modifier.enableHeightMapModel)
sqrtSinModelRB.toggled.connect(modifier.enableSqrtSinModel)
texturedModelRB.toggled.connect(modifier.enableTopographyModel)
modeNoneRB.toggled.connect(modifier.toggleModeNone)
modeItemRB.toggled.connect(modifier.toggleModeItem)
modeSliceRowRB.toggled.connect(modifier.toggleModeSliceRow)
modeSliceColumnRB.toggled.connect(modifier.toggleModeSliceColumn)
axisMinSliderX.valueChanged.connect(modifier.adjustXMin)
axisMaxSliderX.valueChanged.connect(modifier.adjustXMax)
axisMinSliderZ.valueChanged.connect(modifier.adjustZMin)
axisMaxSliderZ.valueChanged.connect(modifier.adjustZMax)
# Mode dependent connections
gradientBtoYPB.pressed.connect(modifier.setBlackToYellowGradient)
gradientGtoRPB.pressed.connect(modifier.setGreenToRedGradient)
checkboxShowOilRigOne.stateChanged.connect(modifier.toggleItemOne)
checkboxShowOilRigTwo.stateChanged.connect(modifier.toggleItemTwo)
checkboxShowRefinery.stateChanged.connect(modifier.toggleItemThree)
checkboxVisualsSeeThrough.stateChanged.connect(modifier.toggleSeeThrough)
checkboxHighlightOil.stateChanged.connect(modifier.toggleOilHighlight)
checkboxShowShadows.stateChanged.connect(modifier.toggleShadows)
enableTexture.stateChanged.connect(modifier.toggleSurfaceTexture)
# Connections to disable features depending on mode
sqrtSinModelRB.toggled.connect(colorGroupBox.setVisible)
heightMapModelRB.toggled.connect(showGroupBox.setVisible)
heightMapModelRB.toggled.connect(visualsGroupBox.setVisible)
heightMapModelRB.toggled.connect(labelSelection.setVisible)
heightMapModelRB.toggled.connect(labelSelectedItem.setVisible)
texturedModelRB.toggled.connect(enableTexture.setVisible)
texturedModelRB.toggled.connect(heightMapGroupBox.setVisible)
modifier.setAxisMinSliderX(axisMinSliderX)
modifier.setAxisMaxSliderX(axisMaxSliderX)
modifier.setAxisMinSliderZ(axisMinSliderZ)
modifier.setAxisMaxSliderZ(axisMaxSliderZ)
sqrtSinModelRB.setChecked(True)
modeItemRB.setChecked(True)
enableTexture.setChecked(True)
def surfaceWidget(self):
return self._surfaceWidget
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