def testAddScheme(self):
"""Test adding a scheme to a registry"""
registry = QgsColorSchemeRegistry()
self.assertEqual(len(registry.schemes()), 0)
recentScheme = QgsRecentColorScheme()
registry.addColorScheme(recentScheme)
self.assertEqual(len(registry.schemes()), 1)
def testRemoveScheme(self):
"""Test removing a scheme from a registry"""
registry = QgsColorSchemeRegistry()
self.assertEqual(len(registry.schemes()), 0)
recentScheme = QgsRecentColorScheme()
registry.addColorScheme(recentScheme)
self.assertEqual(len(registry.schemes()), 1)
# remove the scheme
registry.removeColorScheme(recentScheme)
self.assertEqual(len(registry.schemes()), 0)
# try removing a scheme not in the registry
self.assertFalse(registry.removeColorScheme(recentScheme))
def testPopulateFromInstance(self):
"""Test adding schemes from global instance"""
registry = QgsColorSchemeRegistry()
self.assertEqual(len(registry.schemes()), 0)
registry.populateFromInstance()
self.assertEqual(len(registry.schemes()), len(QgsApplication.colorSchemeRegistry().schemes()))
def testAddDefaultScheme(self):
"""Test adding default schemes to a registry"""
registry = QgsColorSchemeRegistry()
self.assertEqual(len(registry.schemes()), 0)
registry.addDefaultSchemes()
self.assertGreater(len(registry.schemes()), 0)
def testCreateEmpty(self):
"""Test creating an empty color scheme registry"""
registry = QgsColorSchemeRegistry()
self.assertEqual(len(registry.schemes()), 0)
def testInstanceHasDefaultScheme(self):
"""Test global color scheme registry has default schemes"""
registry = QgsColorSchemeRegistry.instance()
self.assertTrue(len(registry.schemes()) > 0)
def testAddDefaultScheme(self):
"""Test adding default schemes to a registry"""
registry = QgsColorSchemeRegistry()
self.assertTrue(len(registry.schemes()) == 0)
registry.addDefaultSchemes()
self.assertTrue(len(registry.schemes()) > 0)
# 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()
def testCreateInstance(self):
"""Test creating global color scheme registry instance"""
registry = QgsColorSchemeRegistry.instance()
self.assertTrue(registry)
def testAddDefaultScheme(self):
"""Test adding default schemes to a registry"""
registry = QgsColorSchemeRegistry()
self.assertEqual(len(registry.schemes()), 0)
registry.addDefaultSchemes()
self.assertGreater(len(registry.schemes()), 0)
def testCreateEmpty(self):
"""Test creating an empty color scheme registry"""
registry = QgsColorSchemeRegistry()
self.assertEqual(len(registry.schemes()), 0)
def testAddDefaultScheme(self):
"""Test adding default schemes to a registry"""
registry = QgsColorSchemeRegistry()
self.assertTrue(len(registry.schemes()) == 0)
registry.addDefaultSchemes()
self.assertTrue(len(registry.schemes()) > 0)
def testInstanceHasDefaultScheme(self):
"""Test global color scheme registry has default schemes"""
registry = QgsColorSchemeRegistry.instance()
self.assertTrue(len(registry.schemes()) > 0)
def testCreateInstance(self):
"""Test creating global color scheme registry instance"""
registry = QgsColorSchemeRegistry.instance()
self.assertTrue(registry)
def testPopulateFromInstance(self):
"""Test adding schemes from global instance"""
registry = QgsColorSchemeRegistry()
self.assertEqual(len(registry.schemes()), 0)
registry.populateFromInstance()
self.assertEqual(len(registry.schemes()), len(QgsApplication.colorSchemeRegistry().schemes()))
# coding: utf-8 from PyQt4.QtGui import QDialog, QMenu, QMenuBar, QVBoxLayout from qgis.core import QgsColorSchemeRegistry, QgsCustomColorScheme from qgis.gui import QgsColorSwatchGridAction new_dialog = QDialog() main_layout = QVBoxLayout() menu_bar = QMenuBar() menu = QMenu(u"Test") color_scheme_registry = QgsColorSchemeRegistry.instance() schemes = color_scheme_registry.schemes() project_scheme = [s for s in schemes if isinstance(s, QgsCustomColorScheme)][0] color_swatch_grid_action = QgsColorSwatchGridAction(project_scheme, menu) menu.addAction(color_swatch_grid_action) menu_bar.addMenu(menu) main_layout.setMenuBar(menu_bar) new_dialog.setLayout(main_layout) new_dialog.show()
