| 1 | |
|---|
| 2 | |
|---|
| 3 | |
|---|
| 4 | ################################################################################ |
|---|
| 5 | #This software was developed by the University of Tennessee as part of the |
|---|
| 6 | #Distributed Data Analysis of Neutron Scattering Experiments (DANSE) |
|---|
| 7 | #project funded by the US National Science Foundation. |
|---|
| 8 | # |
|---|
| 9 | #See the license text in license.txt |
|---|
| 10 | # |
|---|
| 11 | #copyright 2008, University of Tennessee |
|---|
| 12 | ################################################################################ |
|---|
| 13 | |
|---|
| 14 | import wx |
|---|
| 15 | import sys |
|---|
| 16 | from sas.guiframe.events import EVT_NEW_PLOT |
|---|
| 17 | from sas.guiframe.events import EVT_PLOT_QRANGE |
|---|
| 18 | from sas.guiframe.events import DeletePlotPanelEvent |
|---|
| 19 | from sas.guiframe.plugin_base import PluginBase |
|---|
| 20 | from sas.guiframe.dataFitting import Data1D |
|---|
| 21 | from sas.guiframe.dataFitting import Data2D |
|---|
| 22 | from sas.guiframe.gui_manager import MDIFrame |
|---|
| 23 | DEFAULT_MENU_ITEM_LABEL = "No graph available" |
|---|
| 24 | DEFAULT_MENU_ITEM_ID = wx.NewId() |
|---|
| 25 | |
|---|
| 26 | IS_WIN = True |
|---|
| 27 | if sys.platform.count("win32") == 0: |
|---|
| 28 | if int(str(wx.__version__).split('.')[0]) == 2: |
|---|
| 29 | if int(str(wx.__version__).split('.')[1]) < 9: |
|---|
| 30 | IS_WIN = False |
|---|
| 31 | |
|---|
| 32 | |
|---|
| 33 | class Plugin(PluginBase): |
|---|
| 34 | """ |
|---|
| 35 | Plug-in class to be instantiated by the GUI manager |
|---|
| 36 | """ |
|---|
| 37 | |
|---|
| 38 | def __init__(self): |
|---|
| 39 | PluginBase.__init__(self, name="Plotting") |
|---|
| 40 | |
|---|
| 41 | ## Plot panels |
|---|
| 42 | self.plot_panels = {} |
|---|
| 43 | self._panel_on_focus = None |
|---|
| 44 | self.menu_default_id = None |
|---|
| 45 | # Plot menu |
|---|
| 46 | self.menu = None |
|---|
| 47 | |
|---|
| 48 | |
|---|
| 49 | def set_panel_on_focus(self, panel): |
|---|
| 50 | """ |
|---|
| 51 | """ |
|---|
| 52 | self._panel_on_focus = panel |
|---|
| 53 | |
|---|
| 54 | def is_always_active(self): |
|---|
| 55 | """ |
|---|
| 56 | return True is this plugin is always active even if the user is |
|---|
| 57 | switching between perspectives |
|---|
| 58 | """ |
|---|
| 59 | return True |
|---|
| 60 | |
|---|
| 61 | def populate_menu(self, parent): |
|---|
| 62 | """ |
|---|
| 63 | Create a 'Plot' menu to list the panels |
|---|
| 64 | available for displaying |
|---|
| 65 | |
|---|
| 66 | :param id: next available unique ID for wx events |
|---|
| 67 | :param parent: parent window |
|---|
| 68 | |
|---|
| 69 | """ |
|---|
| 70 | return [] |
|---|
| 71 | |
|---|
| 72 | def get_panels(self, parent): |
|---|
| 73 | """ |
|---|
| 74 | Create and return a list of panel objects |
|---|
| 75 | """ |
|---|
| 76 | ## Save a reference to the parent |
|---|
| 77 | self.parent = parent |
|---|
| 78 | # Connect to plotting events |
|---|
| 79 | self.parent.Bind(EVT_NEW_PLOT, self._on_plot_event) |
|---|
| 80 | self.parent.Bind(EVT_PLOT_QRANGE, self._on_plot_qrange) |
|---|
| 81 | # We have no initial panels for this plug-in |
|---|
| 82 | return [] |
|---|
| 83 | |
|---|
| 84 | def _on_plot_qrange(self, event=None): |
|---|
| 85 | """ |
|---|
| 86 | On Qmin Qmax vertical line event |
|---|
| 87 | """ |
|---|
| 88 | if event == None: |
|---|
| 89 | return |
|---|
| 90 | if event.id in self.plot_panels.keys(): |
|---|
| 91 | panel = self.plot_panels[event.id] |
|---|
| 92 | elif event.group_id in self.plot_panels.keys(): |
|---|
| 93 | panel = self.plot_panels[event.group_id] |
|---|
| 94 | else: |
|---|
| 95 | return |
|---|
| 96 | panel.on_plot_qrange(event) |
|---|
| 97 | |
|---|
| 98 | def _on_show_panel(self, event): |
|---|
| 99 | """show plug-in panel""" |
|---|
| 100 | pass |
|---|
| 101 | |
|---|
| 102 | def remove_plot(self, group_id, id): |
|---|
| 103 | """ |
|---|
| 104 | remove plot of ID = id from a panel of group ID =group_id |
|---|
| 105 | """ |
|---|
| 106 | |
|---|
| 107 | if group_id in self.plot_panels.keys(): |
|---|
| 108 | panel = self.plot_panels[group_id] |
|---|
| 109 | panel.remove_data_by_id(id=id) |
|---|
| 110 | |
|---|
| 111 | return True |
|---|
| 112 | return False |
|---|
| 113 | |
|---|
| 114 | def clear_panel(self): |
|---|
| 115 | """ |
|---|
| 116 | Clear and Hide all plot panels, and remove them from menu |
|---|
| 117 | """ |
|---|
| 118 | for group_id in self.plot_panels.keys(): |
|---|
| 119 | panel = self.plot_panels[group_id] |
|---|
| 120 | panel.graph.reset() |
|---|
| 121 | self.hide_panel(group_id) |
|---|
| 122 | self.plot_panels = {} |
|---|
| 123 | |
|---|
| 124 | def clear_panel_by_id(self, group_id): |
|---|
| 125 | """ |
|---|
| 126 | clear the graph |
|---|
| 127 | """ |
|---|
| 128 | if group_id in self.plot_panels.keys(): |
|---|
| 129 | panel = self.plot_panels[group_id] |
|---|
| 130 | for plottable in panel.graph.plottables.keys(): |
|---|
| 131 | self.remove_plot(group_id, plottable.id) |
|---|
| 132 | panel.graph.reset() |
|---|
| 133 | return True |
|---|
| 134 | return False |
|---|
| 135 | |
|---|
| 136 | def hide_panel(self, group_id): |
|---|
| 137 | """ |
|---|
| 138 | hide panel with group ID = group_id |
|---|
| 139 | """ |
|---|
| 140 | # Not implemeted |
|---|
| 141 | return False |
|---|
| 142 | |
|---|
| 143 | def create_panel_helper(self, new_panel, data, group_id, title=None): |
|---|
| 144 | """ |
|---|
| 145 | """ |
|---|
| 146 | ## Set group ID if available |
|---|
| 147 | ## Assign data properties to the new create panel |
|---|
| 148 | new_panel.set_manager(self) |
|---|
| 149 | new_panel.group_id = group_id |
|---|
| 150 | if group_id not in data.list_group_id: |
|---|
| 151 | data.list_group_id.append(group_id) |
|---|
| 152 | if title is None: |
|---|
| 153 | title = data.title |
|---|
| 154 | new_panel.window_caption = title |
|---|
| 155 | new_panel.window_name = data.title |
|---|
| 156 | event_id = self.parent.popup_panel(new_panel) |
|---|
| 157 | |
|---|
| 158 | # Set UID to allow us to reference the panel later |
|---|
| 159 | new_panel.uid = event_id |
|---|
| 160 | # Ship the plottable to its panel |
|---|
| 161 | wx.CallAfter(new_panel.plot_data, data) |
|---|
| 162 | #new_panel.canvas.set_resizing(new_panel.resizing) |
|---|
| 163 | self.plot_panels[new_panel.group_id] = new_panel |
|---|
| 164 | |
|---|
| 165 | def create_1d_panel(self, data, group_id): |
|---|
| 166 | """ |
|---|
| 167 | """ |
|---|
| 168 | # Create a new plot panel if none was available |
|---|
| 169 | if issubclass(data.__class__, Data1D): |
|---|
| 170 | from Plotter1D import ModelPanel1D |
|---|
| 171 | ## get the data representation label of the data to plot |
|---|
| 172 | ## when even the user select "change scale" |
|---|
| 173 | xtransform = data.xtransform |
|---|
| 174 | ytransform = data.ytransform |
|---|
| 175 | ## create a plotpanel for 1D Data |
|---|
| 176 | win = MDIFrame(self.parent, None, 'None', (100, 200)) |
|---|
| 177 | new_panel = ModelPanel1D(win, -1, xtransform=xtransform, |
|---|
| 178 | ytransform=ytransform, style=wx.RAISED_BORDER) |
|---|
| 179 | win.set_panel(new_panel) |
|---|
| 180 | win.Show(False) |
|---|
| 181 | new_panel.frame = win |
|---|
| 182 | #win.Show(True) |
|---|
| 183 | return new_panel |
|---|
| 184 | |
|---|
| 185 | msg = "1D Panel of group ID %s could not be created" % str(group_id) |
|---|
| 186 | raise ValueError, msg |
|---|
| 187 | |
|---|
| 188 | def create_2d_panel(self, data, group_id): |
|---|
| 189 | """ |
|---|
| 190 | """ |
|---|
| 191 | if issubclass(data.__class__, Data2D): |
|---|
| 192 | ##Create a new plotpanel for 2D data |
|---|
| 193 | from Plotter2D import ModelPanel2D |
|---|
| 194 | scale = data.scale |
|---|
| 195 | win = MDIFrame(self.parent, None, 'None', (200, 150)) |
|---|
| 196 | win.Show(False) |
|---|
| 197 | new_panel = ModelPanel2D(win, id=-1, |
|---|
| 198 | data2d=data, scale=scale, |
|---|
| 199 | style=wx.RAISED_BORDER) |
|---|
| 200 | win.set_panel(new_panel) |
|---|
| 201 | new_panel.frame = win |
|---|
| 202 | return new_panel |
|---|
| 203 | msg = "2D Panel of group ID %s could not be created" % str(group_id) |
|---|
| 204 | raise ValueError, msg |
|---|
| 205 | |
|---|
| 206 | def update_panel(self, data, panel): |
|---|
| 207 | """ |
|---|
| 208 | update the graph of a given panel |
|---|
| 209 | """ |
|---|
| 210 | # Check whether we already have a graph with the same units |
|---|
| 211 | # as the plottable we just received. |
|---|
| 212 | _, x_unit = data.get_xaxis() |
|---|
| 213 | _, y_unit = data.get_yaxis() |
|---|
| 214 | flag_x = (panel.graph.prop["xunit"] is not None) and \ |
|---|
| 215 | (panel.graph.prop["xunit"].strip() != "") and\ |
|---|
| 216 | (x_unit != panel.graph.prop["xunit"]) and False |
|---|
| 217 | flag_y = (panel.graph.prop["yunit"] is not None) and \ |
|---|
| 218 | (panel.graph.prop["yunit"].strip() != "") and\ |
|---|
| 219 | (y_unit != panel.graph.prop["yunit"]) and False |
|---|
| 220 | if flag_x and flag_y: |
|---|
| 221 | msg = "Cannot add %s" % str(data.name) |
|---|
| 222 | msg += " to panel %s\n" % str(panel.window_caption) |
|---|
| 223 | msg += "Please edit %s's units, labels" % str(data.name) |
|---|
| 224 | raise ValueError, msg |
|---|
| 225 | else: |
|---|
| 226 | if panel.group_id not in data.list_group_id: |
|---|
| 227 | data.list_group_id.append(panel.group_id) |
|---|
| 228 | wx.CallAfter(panel.plot_data, data) |
|---|
| 229 | |
|---|
| 230 | def delete_panel(self, group_id): |
|---|
| 231 | """ |
|---|
| 232 | """ |
|---|
| 233 | if group_id in self.plot_panels.keys(): |
|---|
| 234 | panel = self.plot_panels[group_id] |
|---|
| 235 | uid = panel.uid |
|---|
| 236 | wx.PostEvent(self.parent, |
|---|
| 237 | DeletePlotPanelEvent(name=panel.window_caption, |
|---|
| 238 | caption=panel.window_caption)) |
|---|
| 239 | del self.plot_panels[group_id] |
|---|
| 240 | if uid in self.parent.plot_panels.keys(): |
|---|
| 241 | del self.parent.plot_panels[uid] |
|---|
| 242 | panel.frame.Destroy() |
|---|
| 243 | return True |
|---|
| 244 | |
|---|
| 245 | return False |
|---|
| 246 | |
|---|
| 247 | def _on_plot_event(self, event): |
|---|
| 248 | """ |
|---|
| 249 | A new plottable is being shipped to the plotting plug-in. |
|---|
| 250 | Check whether we have a panel to put in on, or create |
|---|
| 251 | a new one |
|---|
| 252 | |
|---|
| 253 | :param event: EVT_NEW_PLOT event |
|---|
| 254 | |
|---|
| 255 | """ |
|---|
| 256 | action_check = False |
|---|
| 257 | if hasattr(event, 'action'): |
|---|
| 258 | action_string = event.action.lower().strip() |
|---|
| 259 | if action_string == 'check': |
|---|
| 260 | action_check = True |
|---|
| 261 | else: |
|---|
| 262 | group_id = event.group_id |
|---|
| 263 | if group_id in self.plot_panels.keys(): |
|---|
| 264 | #remove data from panel |
|---|
| 265 | if action_string == 'remove': |
|---|
| 266 | return self.remove_plot(group_id, event.id) |
|---|
| 267 | if action_string == 'hide': |
|---|
| 268 | return self.hide_panel(group_id) |
|---|
| 269 | if action_string == 'delete': |
|---|
| 270 | panel = self.plot_panels[group_id] |
|---|
| 271 | uid = panel.uid |
|---|
| 272 | return self.parent.delete_panel(uid) |
|---|
| 273 | if action_string == "clear": |
|---|
| 274 | return self.clear_panel_by_id(group_id) |
|---|
| 275 | |
|---|
| 276 | if not hasattr(event, 'plot'): |
|---|
| 277 | return |
|---|
| 278 | title = None |
|---|
| 279 | if hasattr(event, 'title'): |
|---|
| 280 | title = 'Graph' #event.title |
|---|
| 281 | data = event.plot |
|---|
| 282 | group_id = data.group_id |
|---|
| 283 | if group_id in self.plot_panels.keys(): |
|---|
| 284 | if action_check: |
|---|
| 285 | # Check if the plot already exist. if it does, do nothing. |
|---|
| 286 | if data.id in self.plot_panels[group_id].plots.keys(): |
|---|
| 287 | return |
|---|
| 288 | #update a panel graph |
|---|
| 289 | panel = self.plot_panels[group_id] |
|---|
| 290 | self.update_panel(data, panel) |
|---|
| 291 | else: |
|---|
| 292 | #create a new panel |
|---|
| 293 | if issubclass(data.__class__, Data1D): |
|---|
| 294 | new_panel = self.create_1d_panel(data, group_id) |
|---|
| 295 | else: |
|---|
| 296 | # Need to make the group_id consistent with 1D thus no if below |
|---|
| 297 | if len(self.plot_panels.values()) > 0: |
|---|
| 298 | for p_group_id in self.plot_panels.keys(): |
|---|
| 299 | p_plot = self.plot_panels[p_group_id] |
|---|
| 300 | if data.id in p_plot.plots.keys(): |
|---|
| 301 | p_plot.plots[data.id] = data |
|---|
| 302 | self.plot_panels[group_id] = p_plot |
|---|
| 303 | if group_id != p_group_id: |
|---|
| 304 | del self.plot_panels[p_group_id] |
|---|
| 305 | if p_group_id in data.list_group_id: |
|---|
| 306 | data.list_group_id.remove(p_group_id) |
|---|
| 307 | if group_id not in data.list_group_id: |
|---|
| 308 | data.list_group_id.append(group_id) |
|---|
| 309 | p_plot.group_id = group_id |
|---|
| 310 | return |
|---|
| 311 | |
|---|
| 312 | new_panel = self.create_2d_panel(data, group_id) |
|---|
| 313 | self.create_panel_helper(new_panel, data, group_id, title) |
|---|
| 314 | return |
|---|
