1

13693261870

2022-11-07 d8ce4e1d7fe96410a5fab96f46649280024ab2d9

 QGIS/render.py

@@ -1,4 +1,5 @@
import os
import math
from qgis.core import *
from qgis.gui import *
from qgis.PyQt.QtGui import *
@@ -19,27 +20,16 @@

# layout = QgsPrintLayout(project)
layout = QgsLayout(project)
layout.initializeDefaults()
# layout.initializeDefaults()

with open(r"E:/terrait/TianJin/LFServer/QGIS/Template.qpt", 'r', encoding='utf-8') as f:
    template_content = f.read()
doc = QDomDocument()
doc.setContent(template_content)
layout.loadFromTemplate(doc, QgsReadWriteContext(), False)
layout.loadFromTemplate(doc, QgsReadWriteContext(), True)

# map = QgsLayoutItemMap(layout)
# map.zoomToExtent(layers[0].extent())
# layout.addItem(map)

# collection = layout.pageCollection()
# page = QgsLayoutItemPage(layout)
# page.setPageSize('A4')
# collection.addPage(page)

# layoutView = QgsLayoutView()
# layoutView.setPreviewModeEnabled(True)
# layoutView.setContentsMargins(0, 0, 0, 0)
# layoutView.setCurrentLayout(layout)
map = layout.itemById(r'地图')
print(math.ceil(map.scale()))

exporter = QgsLayoutExporter(layout)
img_path = os.path.join(r"E:/terrait/TianJin/LFServer/QGIS", "render.png")