Python VPlotContainer.get_preferred_size方法代码示例

# 需要导入模块: from chaco.api import VPlotContainer [as 别名]
# 或者: from chaco.api.VPlotContainer import get_preferred_size [as 别名]
    def test_fit_components(self):
        container = VPlotContainer(bounds=[200,300], resizable="v", fit_components="v")
        comp1 = StaticPlotComponent([50,100], padding=5)
        comp2 = StaticPlotComponent([50,120], padding=5)
        container.add(comp1)
        container.add(comp2)
        self.assert_tuple(container.get_preferred_size(), (200,240))
        # The container should not change its size as a result of its fit_components
        # being set.
        self.assert_tuple(container.bounds, (200,300))
        container.bounds = container.get_preferred_size()
        container.do_layout()

        container.padding = 8
        self.assert_tuple(container.get_preferred_size(), (216,256))
        container.do_layout()
        self.assert_tuple(comp1.outer_position, (0,0))
        self.assert_tuple(comp2.outer_position, (0,110))

# 需要导入模块: from chaco.api import VPlotContainer [as 别名]
# 或者: from chaco.api.VPlotContainer import get_preferred_size [as 别名]
 def test_stack_nonresize(self):
     container = VPlotContainer(bounds=[100,300])
     comp1 = StaticPlotComponent([70,100])
     comp2 = StaticPlotComponent([80,90])
     comp3 = StaticPlotComponent([90,80])
     container.add(comp1, comp2, comp3)
     container.do_layout()
     self.assert_tuple(container.get_preferred_size(), (90, 270))
     self.assert_tuple(container.bounds, (100,300))
     self.assert_tuple(comp1.position, (0,0))
     self.assert_tuple(comp2.position, (0,100))
     self.assert_tuple(comp3.position, (0,190))
     return

# 需要导入模块: from chaco.api import VPlotContainer [as 别名]
# 或者: from chaco.api.VPlotContainer import get_preferred_size [as 别名]
 def test_stack_one_resize(self):
     "Checks stacking with 1 resizable component thrown in"
     container = VPlotContainer(bounds=[100,300])
     comp1 = StaticPlotComponent([70,100])
     comp2 = StaticPlotComponent([80,90])
     comp3 = StaticPlotComponent([90,80], resizable='hv')
     comp4 = StaticPlotComponent([50,40])
     container.add(comp1, comp2, comp3, comp4)
     container.do_layout()
     self.assert_tuple(container.get_preferred_size(), (80,230))
     self.assert_tuple(container.bounds, (100,300))
     self.assert_tuple(comp1.position, (0,0))
     self.assert_tuple(comp2.position, (0,100))
     self.assert_tuple(comp3.position, (0,190))
     self.assert_tuple(comp4.position, (0,260))
     return

# 需要导入模块: from chaco.api import VPlotContainer [as 别名]
# 或者: from chaco.api.VPlotContainer import get_preferred_size [as 别名]
class UserInterface(HasTraits):
    '''UserInterface Class
    
    GUI for SrXes. Uses traits to watch for user interaction and then adds
    jobs to a queue for processing. 
    '''

    def __init__(self, **kwargs):
        '''Constructor for UserInterface object
        
        Adds panels and plots to a userinterface window.
        '''
        
        super(UserInterface, self).__init__()
        self.add_trait('rawviewer', RawViewer())
        self.add_trait('cpanel', ControlPanel())
        self.add_trait('mdpanel', MetadataPanel())
        self.add_trait('messagelog', MessageLog())

        self.rawviewer.startProcessJob()
        self.cpanel.sync_trait('datalistlength', self.rawviewer)

        self.imagepanel = Instance(Component)
        self.createImagePanel()
        self.rrpanel = Instance(Component)
        self.rrpanel = VPlotContainer(stack_order = 'top_to_bottom',
                                        resizeable='', use_backbuffer=True,
                                        bgcolor='transparent')
        self.rrpanel.get_preferred_size()
    
    

    # TODO: Adjust view
    view = View(
             HSplit(
               VSplit(
                    UItem('imagepanel', editor=ComponentEditor(), padding=0),
                    UItem('mdpanel', style="custom", padding=5, height=85, width=700)
                     ),
               VGroup(
                    UItem('cpanel', style="custom", width=-430, padding=10),
                    UItem('messagelog', style ="custom", width=-430, padding =10),
                    UItem('rrpanel', editor=ComponentEditor(), style='custom')
                     ),
                show_labels=False,
                  ),
            resizable = True,
            height = 0.96, width = 1.0,
            handler = PyXDAHandler(),
            buttons = NoButtons,
            title = 'SrXes',
            icon = LOGO)

    #############################
    # UI Action Handling
    #############################
    @on_trait_change('cpanel.left_arrow', post_init=True)
    def _left_arrow_fired(self):
        '''Left arrow has been pushed
        
        Changes the image display to the left one over if it exists.
        '''
        
        self.rawviewer.jobqueue.put(['updatecache', ['left']])
        return
    
    @on_trait_change('cpanel.right_arrow', post_init=True)
    def _right_arrow_fired(self):
        '''Right arrow has been pushed
        
        Changes the image display to the right one over if it exists.
        '''
        
        self.rawviewer.jobqueue.put(['updatecache', ['right']])
        return
    
    @on_trait_change('cpanel.generate', post_init=True)
    def _generate_fired(self):
        '''Generate Intensity button has been pushed
        
        Creates a reduced representation plot in the GUI.
        '''
        
        self.rawviewer.jobqueue.put(['plotrr', [self.cpanel.rrchoice]])
        time.sleep(0.5)
        self.updateRRPanel(self.cpanel.rrchoice)
        return
    
    @on_trait_change('cpanel.dirpath', post_init=True)
    def _dirpath_changed(self):
        '''Directory path has changed
        
        If there are tiff images in the folder path, they will be loaded and 
        the first image will be plotted to the screen. If there are no tiff
        images or the path is invalid, rawviewer.message will be changed to a
        string explaining the error.
        '''
        
        self.rawviewer.jobqueue.put(['startload', [self.cpanel.dirpath]])
    
#.........这里部分代码省略.........

# 需要导入模块: from chaco.api import VPlotContainer [as 别名]
# 或者: from chaco.api.VPlotContainer import get_preferred_size [as 别名]
class UserInterface(HasTraits):
    '''A user interface that handles interactions with the images/data.
    
    |  control -- JobControl object that handles the internal functionality
    |  cpanel -- contains tools to interact with the data, shown in upper right
    |  mdpanel -- contains the metadata for the image, shown in lower left
    |  imagepanel -- contains all of the image related plots, shown on left
    |  rrpanel -- contains the RR plots that have been created, shown on right
    '''

    def __init__(self, **kwargs):
        super(UserInterface, self).__init__()
        self.add_trait('process', ProcessCenter())
        self.add_trait('cpanel', ControlPanel())
        self.add_trait('mdpanel', MetadataPanel())

        self.process.startProcessJob()
        self.cpanel.sync_trait('datalistlength', self.process)
        self.cpanel.sync_trait('message', self.process)

        self.imagepanel = Instance(Component)
        self.createImagePanel()
        self.rrpanel = Instance(Component)
        self.rrpanel = VPlotContainer(stack_order = 'top_to_bottom',
                                        resizeable='', use_backbuffer=True,
                                        bgcolor='transparent')
        self.rrpanel.get_preferred_size()
        return

    view = View(
             HSplit(
               VSplit(
                    UItem('imagepanel', editor=ComponentEditor(), 
                                            padding=0, height=0.825),
                    UItem('mdpanel', style="custom", height=127, width=700,
                                            resizable=True),
                     ),
               VGroup(
                    UItem('cpanel', style="custom", width=-430, padding=10),
                    UItem('rrpanel', editor=ComponentEditor(), style='custom')
                     ),
                show_labels=False,
                  ),
            resizable = True,
            height = 0.95*800, width = 1.0*1280,
            title = 'SrXes',
            icon = ICON
            )

    #############################
    # UI Action Handling
    #############################
    @on_trait_change('cpanel.left_arrow', post_init=True)
    def _left_arrow_fired(self):
        '''Left arrow/key pressed. Sends request to load previous image.'''
        self.process.jobqueue.put(['updatecache', ['left']])
        return
    
    @on_trait_change('cpanel.right_arrow', post_init=True)
    def _right_arrow_fired(self):
        '''Right arrow/key pressed. Sends request to load next image.'''
        self.process.jobqueue.put(['updatecache', ['right']])
        return
    
    @on_trait_change('cpanel.generate', post_init=True)
    def _generate_fired(self):
        '''Generate pressed. Sends request to create specified RR plot.'''
        self.process.jobqueue.put(['plotrr', [self.cpanel.rrchoice]])
        time.sleep(0.5)
        self.updateRRPanel(self.cpanel.rrchoice)
        return
    
    @on_trait_change('cpanel.dirpath', post_init=True)
    def _dirpath_changed(self):
        '''A directory has been chosen. Sends request to start load thread.'''
        self.process.jobqueue.put(['startload', [self.cpanel.dirpath]])
        return
    
    @on_trait_change('process.pic', post_init=True)
    def _pic_changed(self):
        '''Updates the index and metadata when the current image changes.'''
        pic =  self.process.pic
        self.cpanel.index = pic.n + 1
        self.mdpanel.name = pic.name
        if pic.metadata:
            for key in pic.metadata.keys():
                setattr(self.mdpanel, key, pic.metadata[key])
        else:
            for key in self.mdpanel.editable_traits():
                if key != 'name':
                    setattr(self.mdpanel, key, '')
        
        self.imagepanel.invalidate_and_redraw()
        return

    @on_trait_change('process.display.filenum', post_init=True)
    def _filenum_changed(self):
        '''Handles interactions with the RR plots. When a point is hovered
        over, its filename is displayed in the control panel.
        '''
#.........这里部分代码省略.........