本文整理汇总了Python中qgis.core.QgsColorSchemeRegistry.instance方法的典型用法代码示例。如果您正苦于以下问题：Python QgsColorSchemeRegistry.instance方法的具体用法？Python QgsColorSchemeRegistry.instance怎么用？Python QgsColorSchemeRegistry.instance使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qgis.core.QgsColorSchemeRegistry的用法示例。
在下文中一共展示了QgsColorSchemeRegistry.instance方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: testPopulateFromInstance
# 需要导入模块: from qgis.core import QgsColorSchemeRegistry [as 别名]
# 或者: from qgis.core.QgsColorSchemeRegistry import instance [as 别名]
def testPopulateFromInstance(self):
"""Test adding schemes from global instance"""
registry = QgsColorSchemeRegistry()
self.assertTrue(len(registry.schemes()) == 0)
registry.populateFromInstance()
self.assertEqual(len(registry.schemes()), len(QgsColorSchemeRegistry.instance().schemes()))示例2: testCreateInstance
# 需要导入模块: from qgis.core import QgsColorSchemeRegistry [as 别名]
# 或者: from qgis.core.QgsColorSchemeRegistry import instance [as 别名]
def testCreateInstance(self):
"""Test creating global color scheme registry instance"""
registry = QgsColorSchemeRegistry.instance()
self.assertTrue(registry)示例3: testInstanceHasDefaultScheme
# 需要导入模块: from qgis.core import QgsColorSchemeRegistry [as 别名]
# 或者: from qgis.core.QgsColorSchemeRegistry import instance [as 别名]
def testInstanceHasDefaultScheme(self):
"""Test global color scheme registry has default schemes"""
registry = QgsColorSchemeRegistry.instance()
self.assertTrue(len(registry.schemes()) > 0)示例4: isinstance
# 需要导入模块: from qgis.core import QgsColorSchemeRegistry [as 别名]
# 或者: from qgis.core.QgsColorSchemeRegistry import instance [as 别名]
# coding: utf-8
from qgis.core import QgsColorSchemeRegistry, QgsCustomColorScheme
from qgis.gui import QgsColorSchemeList, QgsColorSchemeModel
color_scheme_registry = QgsColorSchemeRegistry.instance()
schemes = color_scheme_registry.schemes()
project_scheme = [s for s in schemes if isinstance(s, QgsCustomColorScheme)][0]
color_scheme_list = QgsColorSchemeList()
# Doing
color_scheme_model = QgsColorSchemeModel(project_scheme)
color_scheme_list.setModel(color_scheme_model)
# or below do the same: change color in the component
# First option is lower level when you need to reuse
# the model in another component
color_scheme_list.setScheme(project_scheme)
color_scheme_list.show()