Fix python plugins

Author: m-kuhn

python/plugins/processing/algs/qgis/GridLine.py

@@ -35,7 +35,7 @@
                        QgsField,
                        QgsFeature,
                        QgsGeometry,
-                       QgsPoint,
+                       QgsPointXY,
                        QgsLineString,
                        QgsWkbTypes,
                        QgsFields)
@@ -150,8 +150,8 @@ def processAlgorithm(self, context, feedback):
         count_update = count_max * 0.10
         y = bbox.yMaximum()
         while y >= bbox.yMinimum():
-            pt1 = QgsPoint(bbox.xMinimum(), y)
-            pt2 = QgsPoint(bbox.xMaximum(), y)
+            pt1 = QgsPointXY(bbox.xMinimum(), y)
+            pt2 = QgsPointXY(bbox.xMaximum(), y)
             line = QgsLineString()
             line.setPoints([pt1, pt2])
             feat.setGeometry(QgsGeometry(line))
@@ -177,8 +177,8 @@ def processAlgorithm(self, context, feedback):
         count_update = count_max * 0.10
         x = bbox.xMinimum()
         while x <= bbox.xMaximum():
-            pt1 = QgsPoint(x, bbox.yMaximum())
-            pt2 = QgsPoint(x, bbox.yMinimum())
+            pt1 = QgsPointXY(x, bbox.yMaximum())
+            pt2 = QgsPointXY(x, bbox.yMinimum())
             line = QgsLineString()
             line.setPoints([pt1, pt2])
             feat.setGeometry(QgsGeometry(line))

python/plugins/processing/algs/qgis/PointsFromPolygons.py

@@ -34,7 +34,7 @@
                        QgsFeature,
                        QgsGeometry,
                        QgsWkbTypes,
-                       QgsPoint,
+                       QgsPointXY,
                        QgsProcessingUtils)
 from qgis.PyQt.QtCore import QVariant
 from processing.core.GeoAlgorithm import GeoAlgorithm
@@ -118,7 +118,7 @@ def processAlgorithm(self, context, feedback):
             for row in range(startRow, endRow + 1):
                 for col in range(startColumn, endColumn + 1):
                     (x, y) = raster.pixelToMap(row, col, geoTransform)
-                    point = QgsPoint()
+                    point = QgsPointXY()
                     point.setX(x)
                     point.setY(y)
 

python/plugins/processing/algs/qgis/PointsLayerFromTable.py

@@ -27,7 +27,7 @@
 
 from qgis.core import (QgsApplication,
                        QgsWkbTypes,
-                       QgsPoint,
+                       QgsPointXY,
                        QgsCoordinateReferenceSystem,
                        QgsGeometry,
                        QgsProcessingUtils)
@@ -120,7 +120,7 @@ def processAlgorithm(self, context, feedback):
                 x = float(attrs[x_field_index])
                 y = float(attrs[y_field_index])
 
-                point = QgsPoint(x, y)
+                point = QgsPointXY(x, y)
 
                 if z_field_index is not None:
                     try:

python/plugins/processing/algs/qgis/TopoColors.py

@@ -35,7 +35,7 @@
                        QgsField,
                        QgsGeometry,
                        QgsSpatialIndex,
-                       QgsPoint,
+                       QgsPointXY,
                        NULL,
                        QgsProcessingUtils)
 
@@ -234,7 +234,7 @@ def balanced(features, graph, feedback, balance=0, min_colors=4):
                     color_areas[feature_color] += features[feature_id].geometry().area()
                 elif balance == 2:
                     min_distances = {c: sys.float_info.max for c in available_colors}
-                    this_feature_centroid = QgsPoint(features[feature_id].geometry().centroid().geometry())
+                    this_feature_centroid = QgsPointXY(features[feature_id].geometry().centroid().geometry())
 
                     # find features for all available colors
                     other_features = {f_id: c for (f_id, c) in feature_colors.items() if c in available_colors}
@@ -243,7 +243,7 @@ def balanced(features, graph, feedback, balance=0, min_colors=4):
                     # feature with each assigned color
                     for other_feature_id, c in other_features.items():
                         other_geometry = features[other_feature_id].geometry()
-                        other_centroid = QgsPoint(other_geometry.centroid().geometry())
+                        other_centroid = QgsPointXY(other_geometry.centroid().geometry())
 
                         distance = this_feature_centroid.distanceSquared(other_centroid)
                         if distance < min_distances[c]: