frame.py 59 KB

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  1. """
  2. @package mapdisp.frame
  3. @brief Map display with toolbar for various display management
  4. functions, and additional toolbars (vector digitizer, 3d view).
  5. Can be used either from Layer Manager or as d.mon backend.
  6. Classes:
  7. - mapdisp::MapFrame
  8. (C) 2006-2016 by the GRASS Development Team
  9. This program is free software under the GNU General Public License
  10. (>=v2). Read the file COPYING that comes with GRASS for details.
  11. @author Michael Barton
  12. @author Jachym Cepicky
  13. @author Martin Landa <landa.martin gmail.com>
  14. @author Vaclav Petras <wenzeslaus gmail.com> (SingleMapFrame, handlers support)
  15. @author Anna Kratochvilova <kratochanna gmail.com> (SingleMapFrame)
  16. @author Stepan Turek <stepan.turek seznam.cz> (handlers support)
  17. """
  18. import os
  19. import copy
  20. from core import globalvar
  21. import wx
  22. import wx.aui
  23. from mapdisp.toolbars import MapToolbar, NvizIcons
  24. from mapdisp.gprint import PrintOptions
  25. from core.gcmd import GError, GMessage, RunCommand
  26. from core.utils import ListOfCatsToRange, GetLayerNameFromCmd
  27. from gui_core.dialogs import GetImageHandlers, ImageSizeDialog
  28. from core.debug import Debug
  29. from core.settings import UserSettings
  30. from gui_core.mapdisp import SingleMapFrame
  31. from mapwin.base import MapWindowProperties
  32. from gui_core.query import QueryDialog, PrepareQueryResults
  33. from mapwin.buffered import BufferedMapWindow
  34. from mapwin.decorations import (
  35. LegendController,
  36. BarscaleController,
  37. ArrowController,
  38. DtextController,
  39. LegendVectController,
  40. )
  41. from mapwin.analysis import (
  42. ProfileController,
  43. MeasureDistanceController,
  44. MeasureAreaController,
  45. )
  46. from gui_core.forms import GUI
  47. from core.giface import Notification
  48. from gui_core.vselect import VectorSelectBase, VectorSelectHighlighter
  49. from gui_core.wrap import Menu
  50. from mapdisp import statusbar as sb
  51. import grass.script as grass
  52. from grass.pydispatch.signal import Signal
  53. class MapFrame(SingleMapFrame):
  54. """Main frame for map display window. Drawing takes place in
  55. child double buffered drawing window.
  56. """
  57. def __init__(
  58. self,
  59. parent,
  60. giface,
  61. title=_("Map Display"),
  62. toolbars=["map"],
  63. statusbar=True,
  64. tree=None,
  65. notebook=None,
  66. lmgr=None,
  67. page=None,
  68. Map=None,
  69. auimgr=None,
  70. name="MapWindow",
  71. **kwargs,
  72. ):
  73. """Main map display window with toolbars, statusbar and
  74. 2D map window, 3D map window and digitizer.
  75. :param toolbars: array of activated toolbars, e.g. ['map', 'digit']
  76. :param statusbar: True to add statusbar
  77. :param tree: reference to layer tree
  78. :param notebook: control book ID in Layer Manager
  79. :param lmgr: Layer Manager
  80. :param page: notebook page with layer tree
  81. :param map: instance of render.Map
  82. :param auimgr: AUI manager
  83. :param name: frame name
  84. :param kwargs: wx.Frame attributes
  85. """
  86. SingleMapFrame.__init__(
  87. self,
  88. parent=parent,
  89. title=title,
  90. Map=Map,
  91. auimgr=auimgr,
  92. name=name,
  93. **kwargs,
  94. )
  95. self._giface = giface
  96. # Layer Manager object
  97. # need by GLWindow (a lot), VDigitWindow (a little bit)
  98. self._layerManager = lmgr
  99. # Layer Manager layer tree object
  100. # used for VDigit toolbar and window and GLWindow
  101. self.tree = tree
  102. # Notebook page holding the layer tree
  103. # used only in OnCloseWindow
  104. self.page = page
  105. # Layer Manager layer tree notebook
  106. # used only in OnCloseWindow
  107. self.layerbook = notebook
  108. # Emitted when starting (switching to) 3D mode.
  109. # Parameter firstTime specifies if 3D was already actived.
  110. self.starting3dMode = Signal("MapFrame.starting3dMode")
  111. # Emitted when ending (switching from) 3D mode.
  112. self.ending3dMode = Signal("MapFrame.ending3dMode")
  113. # Emitted when closing display by closing its window.
  114. self.closingDisplay = Signal("MapFrame.closingDisplay")
  115. # Emitted when closing display by closing its window.
  116. self.closingVNETDialog = Signal("MapFrame.closingVNETDialog")
  117. # properties are shared in other objects, so defining here
  118. self.mapWindowProperties = MapWindowProperties()
  119. self.mapWindowProperties.setValuesFromUserSettings()
  120. #
  121. # Add toolbars
  122. #
  123. for toolb in toolbars:
  124. self.AddToolbar(toolb)
  125. #
  126. # Add statusbar
  127. #
  128. self.statusbarManager = None
  129. if statusbar:
  130. self.statusbar = self.CreateStatusbar()
  131. # init decoration objects
  132. self.decorations = {}
  133. self._decorationWindows = {}
  134. self.mapWindowProperties.autoRenderChanged.connect(
  135. lambda value: self.OnRender(None) if value else None
  136. )
  137. #
  138. # Init map display (buffered DC & set default cursor)
  139. #
  140. self.MapWindow2D = BufferedMapWindow(
  141. self,
  142. giface=self._giface,
  143. Map=self.Map,
  144. properties=self.mapWindowProperties,
  145. overlays=self.decorations,
  146. )
  147. self.MapWindow2D.mapQueried.connect(self.Query)
  148. self.MapWindow2D.overlayActivated.connect(self._activateOverlay)
  149. self.MapWindow2D.overlayRemoved.connect(self.RemoveOverlay)
  150. self._setUpMapWindow(self.MapWindow2D)
  151. self.MapWindow2D.mouseHandlerUnregistered.connect(self.ResetPointer)
  152. self.MapWindow2D.InitZoomHistory()
  153. self.MapWindow2D.zoomChanged.connect(self.StatusbarUpdate)
  154. self._giface.updateMap.connect(self.MapWindow2D.UpdateMap)
  155. # default is 2D display mode
  156. self.MapWindow = self.MapWindow2D
  157. self.MapWindow.SetNamedCursor("default")
  158. # used by vector digitizer
  159. self.MapWindowVDigit = None
  160. # used by Nviz (3D display mode)
  161. self.MapWindow3D = None
  162. if "map" in self.toolbars:
  163. self.toolbars["map"].SelectDefault()
  164. #
  165. # Bind various events
  166. #
  167. self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
  168. self.Bind(wx.EVT_SIZE, self.OnSize)
  169. #
  170. # Update fancy gui style
  171. #
  172. self._mgr.AddPane(
  173. self.MapWindow,
  174. wx.aui.AuiPaneInfo()
  175. .CentrePane()
  176. .Dockable(False)
  177. .BestSize((-1, -1))
  178. .Name("2d")
  179. .CloseButton(False)
  180. .DestroyOnClose(True)
  181. .Layer(0),
  182. )
  183. self._mgr.AddPane(
  184. self.statusbar,
  185. wx.aui.AuiPaneInfo()
  186. .Bottom()
  187. .MinSize(30, 30)
  188. .Fixed()
  189. .Name("statusbar")
  190. .CloseButton(False)
  191. .DestroyOnClose(True)
  192. .ToolbarPane()
  193. .Dockable(False)
  194. .PaneBorder(False)
  195. .Gripper(False),
  196. )
  197. self._mgr.Update()
  198. #
  199. # Init print module and classes
  200. #
  201. self.printopt = PrintOptions(self, self.MapWindow)
  202. #
  203. # Re-use dialogs
  204. #
  205. self.dialogs = {}
  206. self.dialogs["attributes"] = None
  207. self.dialogs["category"] = None
  208. self.dialogs["vnet"] = None
  209. self.dialogs["query"] = None
  210. self.dialogs["vselect"] = None
  211. # initialize layers to query (d.what.vect/rast)
  212. self._vectQueryLayers = []
  213. self._rastQueryLayers = []
  214. # initialize highlighter for vector features
  215. self._highlighter_layer = None
  216. self.measureController = None
  217. self._resize()
  218. def CreateStatusbar(self):
  219. if self.statusbarManager:
  220. return
  221. # items for choice
  222. self.statusbarItems = [
  223. sb.SbCoordinates,
  224. sb.SbRegionExtent,
  225. sb.SbCompRegionExtent,
  226. sb.SbShowRegion,
  227. sb.SbAlignExtent,
  228. sb.SbResolution,
  229. sb.SbDisplayGeometry,
  230. sb.SbMapScale,
  231. sb.SbGoTo,
  232. sb.SbProjection,
  233. ]
  234. self.statusbarItemsHiddenInNviz = (
  235. sb.SbAlignExtent,
  236. sb.SbDisplayGeometry,
  237. sb.SbShowRegion,
  238. sb.SbResolution,
  239. sb.SbMapScale,
  240. )
  241. statusbar = wx.StatusBar(self, id=wx.ID_ANY)
  242. statusbar.SetMinHeight(24)
  243. statusbar.SetFieldsCount(4)
  244. statusbar.SetStatusWidths([-5, -2, -1, -1])
  245. self.statusbarManager = sb.SbManager(mapframe=self, statusbar=statusbar)
  246. # fill statusbar manager
  247. self.statusbarManager.AddStatusbarItemsByClass(
  248. self.statusbarItems, mapframe=self, statusbar=statusbar
  249. )
  250. self.statusbarManager.AddStatusbarItem(
  251. sb.SbMask(self, statusbar=statusbar, position=2)
  252. )
  253. sbRender = sb.SbRender(self, statusbar=statusbar, position=3)
  254. self.statusbarManager.AddStatusbarItem(sbRender)
  255. self.statusbarManager.Update()
  256. #
  257. self.Map.GetRenderMgr().updateProgress.connect(
  258. self.statusbarManager.SetProgress
  259. )
  260. self.Map.GetRenderMgr().renderingFailed.connect(
  261. lambda cmd, error: self._giface.WriteError(
  262. _("Failed to run command '%(command)s'. Details:\n%(error)s")
  263. % dict(command=" ".join(cmd), error=error)
  264. )
  265. )
  266. return statusbar
  267. def ShowStatusbar(self, show):
  268. """Show/hide statusbar and associated pane"""
  269. self._mgr.GetPane("statusbar").Show(show)
  270. self._mgr.Update()
  271. def IsStatusbarShown(self):
  272. """Check if statusbar is shown"""
  273. return self._mgr.GetPane("statusbar").IsShown()
  274. def SetStatusText(self, *args):
  275. """Overide wx.StatusBar method"""
  276. self.statusbar.SetStatusText(*args)
  277. def GetMapWindow(self):
  278. return self.MapWindow
  279. def _addToolbarVDigit(self):
  280. """Add vector digitizer toolbar"""
  281. from vdigit.main import haveVDigit, VDigit
  282. from vdigit.toolbars import VDigitToolbar
  283. if not haveVDigit:
  284. from vdigit import errorMsg
  285. self.toolbars["map"].combo.SetValue(_("2D view"))
  286. GError(
  287. _("Unable to start wxGUI vector digitizer.\n" "Details: %s") % errorMsg,
  288. parent=self,
  289. )
  290. return
  291. if not self.MapWindowVDigit:
  292. from vdigit.mapwindow import VDigitWindow
  293. self.MapWindowVDigit = VDigitWindow(
  294. parent=self,
  295. giface=self._giface,
  296. properties=self.mapWindowProperties,
  297. Map=self.Map,
  298. tree=self.tree,
  299. lmgr=self._layerManager,
  300. overlays=self.decorations,
  301. )
  302. self._setUpMapWindow(self.MapWindowVDigit)
  303. self.MapWindowVDigit.digitizingInfo.connect(
  304. lambda text: self.statusbarManager.statusbarItems[
  305. "coordinates"
  306. ].SetAdditionalInfo(text)
  307. )
  308. self.MapWindowVDigit.digitizingInfoUnavailable.connect(
  309. lambda: self.statusbarManager.statusbarItems[
  310. "coordinates"
  311. ].SetAdditionalInfo(None)
  312. )
  313. self.MapWindowVDigit.Show()
  314. self._mgr.AddPane(
  315. self.MapWindowVDigit,
  316. wx.aui.AuiPaneInfo()
  317. .CentrePane()
  318. .Dockable(False)
  319. .BestSize((-1, -1))
  320. .Name("vdigit")
  321. .CloseButton(False)
  322. .DestroyOnClose(True)
  323. .Layer(0),
  324. )
  325. self._switchMapWindow(self.MapWindowVDigit)
  326. if self._mgr.GetPane("2d").IsShown():
  327. self._mgr.GetPane("2d").Hide()
  328. elif self._mgr.GetPane("3d").IsShown():
  329. self._mgr.GetPane("3d").Hide()
  330. self._mgr.GetPane("vdigit").Show()
  331. if "vdigit" not in self.toolbars:
  332. self.toolbars["vdigit"] = VDigitToolbar(
  333. parent=self,
  334. toolSwitcher=self._toolSwitcher,
  335. MapWindow=self.MapWindow,
  336. digitClass=VDigit,
  337. giface=self._giface,
  338. )
  339. self.toolbars["vdigit"].quitDigitizer.connect(self.QuitVDigit)
  340. self.Map.layerAdded.connect(self._updateVDigitLayers)
  341. self.MapWindowVDigit.SetToolbar(self.toolbars["vdigit"])
  342. self._mgr.AddPane(
  343. self.toolbars["vdigit"],
  344. wx.aui.AuiPaneInfo()
  345. .Name("vdigittoolbar")
  346. .Caption(_("Vector Digitizer Toolbar"))
  347. .ToolbarPane()
  348. .Top()
  349. .Row(1)
  350. .LeftDockable(False)
  351. .RightDockable(False)
  352. .BottomDockable(False)
  353. .TopDockable(True)
  354. .CloseButton(False)
  355. .Layer(2)
  356. .BestSize((self.toolbars["vdigit"].GetBestSize())),
  357. )
  358. # change mouse to draw digitized line
  359. self.MapWindow.mouse["box"] = "point"
  360. self.MapWindow.zoomtype = 0
  361. self.MapWindow.pen = wx.Pen(colour="red", width=2, style=wx.SOLID)
  362. self.MapWindow.polypen = wx.Pen(colour="green", width=2, style=wx.SOLID)
  363. def _updateVDigitLayers(self, layer):
  364. """Update vdigit layers"""
  365. if "vdigit" in self.toolbars:
  366. self.toolbars["vdigit"].UpdateListOfLayers(updateTool=True)
  367. def AddNviz(self):
  368. """Add 3D view mode window"""
  369. from nviz.main import haveNviz, GLWindow, errorMsg
  370. # check for GLCanvas and OpenGL
  371. if not haveNviz:
  372. self.toolbars["map"].combo.SetValue(_("2D view"))
  373. GError(
  374. parent=self,
  375. message=_(
  376. "Unable to switch to 3D display mode.\nThe Nviz python extension "
  377. "was not found or loaded properly.\n"
  378. "Switching back to 2D display mode.\n\nDetails: %s" % errorMsg
  379. ),
  380. )
  381. return
  382. # here was disabling 3D for other displays, now done on starting3dMode
  383. self.toolbars["map"].Enable2D(False)
  384. # add rotate tool to map toolbar
  385. self.toolbars["map"].InsertTool(
  386. (("rotate", NvizIcons["rotate"], self.OnRotate, wx.ITEM_CHECK, 7),)
  387. ) # 7 is position
  388. self._toolSwitcher.AddToolToGroup(
  389. group="mouseUse",
  390. toolbar=self.toolbars["map"],
  391. tool=self.toolbars["map"].rotate,
  392. )
  393. self.toolbars["map"].InsertTool(
  394. (
  395. (
  396. "flyThrough",
  397. NvizIcons["flyThrough"],
  398. self.OnFlyThrough,
  399. wx.ITEM_CHECK,
  400. 8,
  401. ),
  402. )
  403. )
  404. self._toolSwitcher.AddToolToGroup(
  405. group="mouseUse",
  406. toolbar=self.toolbars["map"],
  407. tool=self.toolbars["map"].flyThrough,
  408. )
  409. # update status bar
  410. self.statusbarManager.HideStatusbarChoiceItemsByClass(
  411. self.statusbarItemsHiddenInNviz
  412. )
  413. self.statusbarManager.SetMode(0)
  414. # erase map window
  415. self.MapWindow.EraseMap()
  416. self._giface.WriteCmdLog(
  417. _("Starting 3D view mode..."), notification=Notification.HIGHLIGHT
  418. )
  419. self.SetStatusText(_("Please wait, loading data..."), 0)
  420. # create GL window
  421. if not self.MapWindow3D:
  422. self.MapWindow3D = GLWindow(
  423. self,
  424. giface=self._giface,
  425. id=wx.ID_ANY,
  426. frame=self,
  427. Map=self.Map,
  428. tree=self.tree,
  429. lmgr=self._layerManager,
  430. )
  431. self._setUpMapWindow(self.MapWindow3D)
  432. self.MapWindow3D.mapQueried.connect(self.Query)
  433. self._switchMapWindow(self.MapWindow3D)
  434. self.MapWindow.SetNamedCursor("default")
  435. # here was AddNvizTools in lmgr
  436. self.starting3dMode.emit(firstTime=True)
  437. # switch from MapWindow to MapWindowGL
  438. self._mgr.GetPane("2d").Hide()
  439. self._mgr.AddPane(
  440. self.MapWindow3D,
  441. wx.aui.AuiPaneInfo()
  442. .CentrePane()
  443. .Dockable(False)
  444. .BestSize((-1, -1))
  445. .Name("3d")
  446. .CloseButton(False)
  447. .DestroyOnClose(True)
  448. .Layer(0),
  449. )
  450. self.MapWindow3D.Show()
  451. self.MapWindow3D.ResetViewHistory()
  452. self.MapWindow3D.UpdateView(None)
  453. self.MapWindow3D.overlayActivated.connect(self._activateOverlay)
  454. self.MapWindow3D.overlayRemoved.connect(self.RemoveOverlay)
  455. else:
  456. self._switchMapWindow(self.MapWindow3D)
  457. os.environ["GRASS_REGION"] = self.Map.SetRegion(windres=True, windres3=True)
  458. self.MapWindow3D.GetDisplay().Init()
  459. self.MapWindow3D.LoadDataLayers()
  460. del os.environ["GRASS_REGION"]
  461. # switch from MapWindow to MapWindowGL
  462. self._mgr.GetPane("2d").Hide()
  463. self._mgr.GetPane("3d").Show()
  464. # here was AddNvizTools in lmgr and updating of pages
  465. self.starting3dMode.emit(firstTime=False)
  466. self.MapWindow3D.ResetViewHistory()
  467. # connect signals for updating overlays
  468. for overlay in self.decorations.values():
  469. overlay.overlayChanged.connect(self.MapWindow3D.UpdateOverlays)
  470. self.Map.GetRenderMgr().renderDone.connect(self.MapWindow3D._onUpdateOverlays)
  471. self._giface.updateMap.disconnect(self.MapWindow2D.UpdateMap)
  472. self._giface.updateMap.connect(self.MapWindow3D.UpdateMap)
  473. self.MapWindow3D.overlays = self.MapWindow2D.overlays
  474. # update overlays needs to be called after because getClientSize
  475. # is called during update and it must give reasonable values
  476. wx.CallAfter(self.MapWindow3D.UpdateOverlays)
  477. self.SetStatusText("", 0)
  478. self._mgr.Update()
  479. def Disable3dMode(self):
  480. """Disables 3D mode (NVIZ) in user interface."""
  481. # TODO: this is broken since item is removed but switch is drived by
  482. # index
  483. if "3D" in self.toolbars["map"].combo.GetString(1):
  484. self.toolbars["map"].combo.Delete(1)
  485. def RemoveNviz(self):
  486. """Restore 2D view"""
  487. try:
  488. self.toolbars["map"].RemoveTool(self.toolbars["map"].rotate)
  489. self.toolbars["map"].RemoveTool(self.toolbars["map"].flyThrough)
  490. except AttributeError:
  491. pass
  492. # update status bar
  493. self.statusbarManager.ShowStatusbarChoiceItemsByClass(
  494. self.statusbarItemsHiddenInNviz
  495. )
  496. self.statusbarManager.SetMode(
  497. UserSettings.Get(group="display", key="statusbarMode", subkey="selection")
  498. )
  499. self.SetStatusText(_("Please wait, unloading data..."), 0)
  500. # unloading messages from library cause highlight anyway
  501. self._giface.WriteCmdLog(
  502. _("Switching back to 2D view mode..."),
  503. notification=Notification.NO_NOTIFICATION,
  504. )
  505. if self.MapWindow3D:
  506. self.MapWindow3D.OnClose(event=None)
  507. # switch from MapWindowGL to MapWindow
  508. self._mgr.GetPane("2d").Show()
  509. self._mgr.GetPane("3d").Hide()
  510. self._switchMapWindow(self.MapWindow2D)
  511. # here was RemoveNvizTools form lmgr
  512. self.ending3dMode.emit()
  513. try:
  514. self.MapWindow2D.overlays = self.MapWindow3D.overlays
  515. except AttributeError:
  516. pass
  517. # TODO: here we end because self.MapWindow3D is None for a while
  518. self._giface.updateMap.disconnect(self.MapWindow3D.UpdateMap)
  519. self._giface.updateMap.connect(self.MapWindow2D.UpdateMap)
  520. # disconnect overlays
  521. for overlay in self.decorations.values():
  522. overlay.overlayChanged.disconnect(self.MapWindow3D.UpdateOverlays)
  523. self.Map.GetRenderMgr().renderDone.disconnect(
  524. self.MapWindow3D._onUpdateOverlays
  525. )
  526. self.MapWindow3D.ClearTextures()
  527. self.MapWindow.UpdateMap()
  528. self._mgr.Update()
  529. self.GetMapToolbar().SelectDefault()
  530. def AddToolbar(self, name, fixed=False):
  531. """Add defined toolbar to the window
  532. Currently recognized toolbars are:
  533. - 'map' - basic map toolbar
  534. - 'vdigit' - vector digitizer
  535. :param name: toolbar to add
  536. :param fixed: fixed toolbar
  537. """
  538. # default toolbar
  539. if name == "map":
  540. if "map" not in self.toolbars:
  541. self.toolbars["map"] = MapToolbar(self, toolSwitcher=self._toolSwitcher)
  542. self._mgr.AddPane(
  543. self.toolbars["map"],
  544. wx.aui.AuiPaneInfo()
  545. .Name("maptoolbar")
  546. .Caption(_("Map Toolbar"))
  547. .ToolbarPane()
  548. .Top()
  549. .Name("mapToolbar")
  550. .LeftDockable(False)
  551. .RightDockable(False)
  552. .BottomDockable(False)
  553. .TopDockable(True)
  554. .CloseButton(False)
  555. .Layer(2)
  556. .BestSize((self.toolbars["map"].GetBestSize())),
  557. )
  558. # vector digitizer
  559. elif name == "vdigit":
  560. self.toolbars["map"].combo.SetValue(_("Vector digitizer"))
  561. self._addToolbarVDigit()
  562. # raster digitizer
  563. elif name == "rdigit":
  564. self.toolbars["map"].combo.SetValue(_("Raster digitizer"))
  565. self.AddRDigit()
  566. if fixed:
  567. self.toolbars["map"].combo.Disable()
  568. self._mgr.Update()
  569. def RemoveToolbar(self, name, destroy=False):
  570. """Removes defined toolbar from the window
  571. :param name toolbar to remove
  572. :param destroy True to destroy otherwise toolbar is only hidden
  573. """
  574. self._mgr.DetachPane(self.toolbars[name])
  575. if destroy:
  576. self._toolSwitcher.RemoveToolbarFromGroup("mouseUse", self.toolbars[name])
  577. self.toolbars[name].Destroy()
  578. self.toolbars.pop(name)
  579. else:
  580. self.toolbars[name].Hide()
  581. if name == "vdigit":
  582. self._mgr.GetPane("vdigit").Hide()
  583. self._mgr.GetPane("2d").Show()
  584. self._switchMapWindow(self.MapWindow2D)
  585. self.toolbars["map"].Enable2D(True)
  586. self._mgr.Update()
  587. def IsPaneShown(self, name):
  588. """Check if pane (toolbar, mapWindow ...) of given name is currently shown"""
  589. if self._mgr.GetPane(name).IsOk():
  590. return self._mgr.GetPane(name).IsShown()
  591. return False
  592. def RemoveQueryLayer(self):
  593. """Removes temporary map layers (queries)"""
  594. qlayer = self.GetMap().GetListOfLayers(name=globalvar.QUERYLAYER)
  595. for layer in qlayer:
  596. self.GetMap().DeleteLayer(layer)
  597. def OnRender(self, event):
  598. """Re-render map composition (each map layer)"""
  599. self.RemoveQueryLayer()
  600. # deselect features in vdigit
  601. if self.GetToolbar("vdigit"):
  602. if self.MapWindow.digit:
  603. self.MapWindow.digit.GetDisplay().SetSelected([])
  604. self.MapWindow.UpdateMap(render=True, renderVector=True)
  605. else:
  606. self.MapWindow.UpdateMap(render=True)
  607. # reset dialog with selected features
  608. if self.dialogs["vselect"]:
  609. self.dialogs["vselect"].Reset()
  610. # update statusbar
  611. self.StatusbarUpdate()
  612. def OnPointer(self, event):
  613. """Pointer button clicked"""
  614. self.MapWindow.SetModePointer()
  615. if self.GetToolbar("vdigit"):
  616. self.toolbars["vdigit"].action["id"] = -1
  617. self.toolbars["vdigit"].action["desc"] = ""
  618. def OnSelect(self, event):
  619. """Vector feature selection button clicked"""
  620. layerList = self._giface.GetLayerList()
  621. layerSelected = layerList.GetSelectedLayer()
  622. if not self.dialogs["vselect"]:
  623. if layerSelected is None:
  624. GMessage(_("No map layer selected. Operation canceled."))
  625. return
  626. self.dialogs["vselect"] = VectorSelectBase(self.parent, self._giface)
  627. self.dialogs["vselect"].CreateDialog(createButton=True)
  628. self.dialogs["vselect"].onCloseDialog.connect(
  629. self._onCloseVectorSelectDialog
  630. )
  631. def _onCloseVectorSelectDialog(self):
  632. self.dialogs["vselect"] = None
  633. def OnRotate(self, event):
  634. """Rotate 3D view"""
  635. self.MapWindow.mouse["use"] = "rotate"
  636. # change the cursor
  637. self.MapWindow.SetNamedCursor("hand")
  638. def OnFlyThrough(self, event):
  639. """Fly-through mode"""
  640. self.MapWindow.mouse["use"] = "fly"
  641. # change the cursor
  642. self.MapWindow.SetNamedCursor("hand")
  643. self.MapWindow.SetFocus()
  644. def SaveToFile(self, event):
  645. """Save map to image"""
  646. filetype, ltype = self._prepareSaveToFile()
  647. if not ltype:
  648. return
  649. # get size
  650. dlg = ImageSizeDialog(self)
  651. dlg.CentreOnParent()
  652. if dlg.ShowModal() != wx.ID_OK:
  653. dlg.Destroy()
  654. return
  655. width, height = dlg.GetValues()
  656. dlg.Destroy()
  657. # get filename
  658. dlg = wx.FileDialog(
  659. parent=self,
  660. message=_(
  661. "Choose a file name to save the image " "(no need to add extension)"
  662. ),
  663. wildcard=filetype,
  664. style=wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT,
  665. )
  666. if dlg.ShowModal() == wx.ID_OK:
  667. path = dlg.GetPath()
  668. if not path:
  669. dlg.Destroy()
  670. return
  671. base, ext = os.path.splitext(path)
  672. fileType = ltype[dlg.GetFilterIndex()]["type"]
  673. extType = ltype[dlg.GetFilterIndex()]["ext"]
  674. if ext != extType:
  675. path = base + "." + extType
  676. self.MapWindow.SaveToFile(path, fileType, width, height)
  677. dlg.Destroy()
  678. def DOutFile(self, command, callback=None):
  679. """Saves map to image by running d.out.file from gui or d.mon.
  680. Command is expected to be validated by parser.
  681. """
  682. filetype, ltype = self._prepareSaveToFile()
  683. if not ltype:
  684. return
  685. width, height = self.MapWindow.GetClientSize()
  686. for param in command[1:]:
  687. try:
  688. p, val = param.split("=")
  689. except ValueError:
  690. # --overwrite
  691. continue
  692. if p == "format": # must be there
  693. if self.IsPaneShown("3d"):
  694. extType = "ppm"
  695. else:
  696. extType = val
  697. if p == "output": # must be there
  698. name = val
  699. elif p == "size":
  700. width, height = val.split(",")
  701. base, ext = os.path.splitext(name)
  702. if not ext:
  703. name = base + "." + extType
  704. elif ext[1:] != extType:
  705. extType = ext[1:]
  706. if self.IsPaneShown("3d"):
  707. bitmapType = "ppm"
  708. else:
  709. bitmapType = wx.BITMAP_TYPE_PNG # default type
  710. for each in ltype:
  711. if each["ext"] == extType:
  712. bitmapType = each["type"]
  713. break
  714. self.MapWindow.SaveToFile(name, bitmapType, int(width), int(height), callback)
  715. def DOutFileOptData(self, dcmd, layer, params, propwin):
  716. """Dummy function which is called when d.out.file is called
  717. and returns parsed and validated command which is then passed
  718. to DOutFile method."""
  719. if not dcmd:
  720. return
  721. self.DOutFile(dcmd)
  722. def DToRast(self, command):
  723. """Saves currently loaded composition of layers as a raster map."""
  724. def _DToRastDone():
  725. # import back as red, green, blue rasters
  726. returncode, messages = RunCommand(
  727. "r.in.gdal",
  728. flags="o",
  729. input=pngFile,
  730. output=tmpName,
  731. quiet=True,
  732. overwrite=overwrite,
  733. getErrorMsg=True,
  734. )
  735. if not returncode == 0:
  736. self._giface.WriteError(_("Failed to run d.to.rast:\n") + messages)
  737. return
  738. # set region for composite
  739. grass.use_temp_region()
  740. returncode, messages = RunCommand(
  741. "g.region", raster=tmpName + ".red", quiet=True, getErrorMsg=True
  742. )
  743. if not returncode == 0:
  744. grass.del_temp_region()
  745. self._giface.WriteError(_("Failed to run d.to.rast:\n") + messages)
  746. return
  747. # composite
  748. returncode, messages = RunCommand(
  749. "r.composite",
  750. red=tmpName + ".red",
  751. green=tmpName + ".green",
  752. blue=tmpName + ".blue",
  753. output=outputRaster,
  754. quiet=True,
  755. overwrite=overwrite,
  756. getErrorMsg=True,
  757. )
  758. grass.del_temp_region()
  759. RunCommand(
  760. "g.remove",
  761. type="raster",
  762. flags="f",
  763. quiet=True,
  764. name=[tmpName + ".red", tmpName + ".green", tmpName + ".blue"],
  765. )
  766. if not returncode == 0:
  767. self._giface.WriteError(_("Failed to run d.to.rast:\n") + messages)
  768. grass.try_remove(pngFile)
  769. return
  770. # alignExtent changes only region variable
  771. oldRegion = self.GetMap().GetCurrentRegion().copy()
  772. self.GetMap().AlignExtentFromDisplay()
  773. region = self.GetMap().GetCurrentRegion().copy()
  774. self.GetMap().region.update(oldRegion)
  775. RunCommand(
  776. "r.region",
  777. map=outputRaster,
  778. n=region["n"],
  779. s=region["s"],
  780. e=region["e"],
  781. w=region["w"],
  782. quiet=True,
  783. )
  784. grass.try_remove(pngFile)
  785. if self.IsPaneShown("3d"):
  786. self._giface.WriteError(_("d.to.rast can be used only in 2D mode."))
  787. return
  788. outputRaster = None
  789. overwrite = False
  790. for param in command[1:]:
  791. try:
  792. p, val = param.split("=")
  793. if p == "output":
  794. outputRaster = val
  795. except ValueError:
  796. if param.startswith("--overwrite"):
  797. overwrite = True
  798. if not outputRaster:
  799. return
  800. # output file as PNG
  801. tmpName = "d_to_rast_tmp"
  802. pngFile = grass.tempfile(create=False) + ".png"
  803. dOutFileCmd = ["d.out.file", "output=" + pngFile, "format=png"]
  804. self.DOutFile(dOutFileCmd, callback=_DToRastDone)
  805. def DToRastOptData(self, dcmd, layer, params, propwin):
  806. """Dummy function which is called when d.to.rast is called
  807. and returns parsed and validated command which is then passed
  808. to DToRast method."""
  809. if not dcmd:
  810. return
  811. self.DToRast(dcmd)
  812. def _prepareSaveToFile(self):
  813. """Get wildcards and format extensions."""
  814. if self.IsPaneShown("3d"):
  815. filetype = "TIF file (*.tif)|*.tif|PPM file (*.ppm)|*.ppm"
  816. ltype = [{"ext": "tif", "type": "tif"}, {"ext": "ppm", "type": "ppm"}]
  817. else:
  818. img = self.MapWindow.img
  819. if not img:
  820. GMessage(
  821. parent=self,
  822. message=_("Nothing to render (empty map). Operation canceled."),
  823. )
  824. return None, None
  825. filetype, ltype = GetImageHandlers(img)
  826. return filetype, ltype
  827. def PrintMenu(self, event):
  828. """
  829. Print options and output menu for map display
  830. """
  831. printmenu = Menu()
  832. # Add items to the menu
  833. setup = wx.MenuItem(printmenu, wx.ID_ANY, _("Page setup"))
  834. printmenu.AppendItem(setup)
  835. self.Bind(wx.EVT_MENU, self.printopt.OnPageSetup, setup)
  836. preview = wx.MenuItem(printmenu, wx.ID_ANY, _("Print preview"))
  837. printmenu.AppendItem(preview)
  838. self.Bind(wx.EVT_MENU, self.printopt.OnPrintPreview, preview)
  839. doprint = wx.MenuItem(printmenu, wx.ID_ANY, _("Print display"))
  840. printmenu.AppendItem(doprint)
  841. self.Bind(wx.EVT_MENU, self.printopt.OnDoPrint, doprint)
  842. # Popup the menu. If an item is selected then its handler
  843. # will be called before PopupMenu returns.
  844. self.PopupMenu(printmenu)
  845. printmenu.Destroy()
  846. def CleanUp(self):
  847. """Clean up before closing map display.
  848. End digitizer/nviz."""
  849. Debug.msg(2, "MapFrame.CleanUp()")
  850. self.Map.Clean()
  851. # close edited map and 3D tools properly
  852. if self.GetToolbar("vdigit"):
  853. maplayer = self.toolbars["vdigit"].GetLayer()
  854. if maplayer:
  855. self.toolbars["vdigit"].OnExit()
  856. if self.IsPaneShown("3d"):
  857. self.RemoveNviz()
  858. if hasattr(self, "rdigit") and self.rdigit:
  859. self.rdigit.CleanUp()
  860. if self.dialogs["vnet"]:
  861. self.closingVNETDialog.emit()
  862. self._mgr.UnInit()
  863. def OnCloseWindow(self, event, askIfSaveWorkspace=True):
  864. """Window closed.
  865. Also close associated layer tree page
  866. """
  867. Debug.msg(2, "MapFrame.OnCloseWindow()")
  868. if self._layerManager:
  869. pgnum = self.layerbook.GetPageIndex(self.page)
  870. name = self.layerbook.GetPageText(pgnum)
  871. caption = _("Close Map Display {}").format(name)
  872. if not askIfSaveWorkspace or (
  873. askIfSaveWorkspace
  874. and self._layerManager.workspace_manager.CanClosePage(caption)
  875. ):
  876. self.CleanUp()
  877. if pgnum > -1:
  878. self.closingDisplay.emit(page_index=pgnum)
  879. # Destroy is called when notebook page is deleted
  880. else:
  881. self.CleanUp()
  882. self.Destroy()
  883. def Query(self, x, y):
  884. """Query selected layers.
  885. :param x,y: coordinates
  886. """
  887. if self._vectQueryLayers or self._rastQueryLayers:
  888. rast = self._rastQueryLayers
  889. vect = self._vectQueryLayers
  890. else:
  891. layers = self._giface.GetLayerList().GetSelectedLayers(checkedOnly=False)
  892. rast = []
  893. vect = []
  894. for layer in layers:
  895. if layer.type == "command":
  896. continue
  897. name, found = GetLayerNameFromCmd(layer.cmd)
  898. if not found:
  899. continue
  900. ltype = layer.maplayer.GetType()
  901. if ltype == "raster":
  902. rast.append(name)
  903. elif ltype in ("rgb", "his"):
  904. for iname in name.split("\n"):
  905. rast.append(iname)
  906. elif ltype in ("vector", "thememap", "themechart"):
  907. vect.append(name)
  908. if vect:
  909. # check for vector maps open to be edited
  910. digitToolbar = self.GetToolbar("vdigit")
  911. if digitToolbar:
  912. lmap = digitToolbar.GetLayer().GetName()
  913. for name in vect:
  914. if lmap == name:
  915. self._giface.WriteWarning(
  916. _("Vector map <%s> " "opened for editing - skipped.")
  917. % lmap
  918. )
  919. vect.remove(name)
  920. if not (rast + vect):
  921. GMessage(
  922. parent=self,
  923. message=_("No raster or vector map layer selected for querying."),
  924. )
  925. return
  926. # set query snap distance for v.what at map unit equivalent of 10
  927. # pixels
  928. qdist = 10.0 * ((self.Map.region["e"] - self.Map.region["w"]) / self.Map.width)
  929. # TODO: replace returning None by exception or so
  930. try:
  931. east, north = self.MapWindow.Pixel2Cell((x, y))
  932. except TypeError:
  933. return
  934. if not self.IsPaneShown("3d"):
  935. self.QueryMap(east, north, qdist, rast, vect)
  936. else:
  937. if rast:
  938. self.MapWindow.QuerySurface(x, y)
  939. if vect:
  940. self.QueryMap(east, north, qdist, rast=[], vect=vect)
  941. def SetQueryLayersAndActivate(self, ltype, maps):
  942. """Activate query mode and set layers to query.
  943. This method is used for querying in d.mon using d.what.rast/vect"""
  944. self.toolbars["map"].SelectTool(self.toolbars["map"].query)
  945. if ltype == "vector":
  946. self._vectQueryLayers = maps
  947. elif ltype == "raster":
  948. self._rastQueryLayers = maps
  949. def QueryMap(self, east, north, qdist, rast, vect):
  950. """Query raster or vector map layers by r/v.what
  951. :param east,north: coordinates
  952. :param qdist: query distance
  953. :param rast: raster map names
  954. :param vect: vector map names
  955. """
  956. Debug.msg(
  957. 1, "QueryMap(): raster=%s vector=%s" % (",".join(rast), ",".join(vect))
  958. )
  959. if self._highlighter_layer is None:
  960. self._highlighter_layer = VectorSelectHighlighter(
  961. mapdisp=self._giface.GetMapDisplay(), giface=self._giface
  962. )
  963. # use display region settings instead of computation region settings
  964. self.tmpreg = os.getenv("GRASS_REGION")
  965. os.environ["GRASS_REGION"] = self.Map.SetRegion(windres=False)
  966. rastQuery = []
  967. vectQuery = []
  968. if rast:
  969. rastQuery = grass.raster_what(map=rast, coord=(east, north), localized=True)
  970. if vect:
  971. encoding = UserSettings.Get(group="atm", key="encoding", subkey="value")
  972. try:
  973. vectQuery = grass.vector_what(
  974. map=vect,
  975. coord=(east, north),
  976. distance=qdist,
  977. encoding=encoding,
  978. multiple=True,
  979. )
  980. except grass.ScriptError:
  981. GError(
  982. parent=self,
  983. message=_(
  984. "Failed to query vector map(s) <{maps}>. "
  985. "Check database settings and topology."
  986. ).format(maps=",".join(vect)),
  987. )
  988. self._QueryMapDone()
  989. self._highlighter_layer.Clear()
  990. if vectQuery and "Category" in vectQuery[0]:
  991. self._queryHighlight(vectQuery)
  992. result = rastQuery + vectQuery
  993. result = PrepareQueryResults(coordinates=(east, north), result=result)
  994. if self.dialogs["query"]:
  995. self.dialogs["query"].Raise()
  996. self.dialogs["query"].SetData(result)
  997. else:
  998. self.dialogs["query"] = QueryDialog(parent=self, data=result)
  999. self.dialogs["query"].Bind(wx.EVT_CLOSE, self._oncloseQueryDialog)
  1000. self.dialogs["query"].redirectOutput.connect(self._onRedirectQueryOutput)
  1001. self.dialogs["query"].Show()
  1002. def _oncloseQueryDialog(self, event):
  1003. self.dialogs["query"] = None
  1004. self._vectQueryLayers = []
  1005. self._rastQueryLayers = []
  1006. self._highlighter_layer.Clear()
  1007. self._highlighter_layer = None
  1008. event.Skip()
  1009. def _onRedirectQueryOutput(self, output, style="log"):
  1010. """Writes query output into console"""
  1011. if style == "log":
  1012. self._giface.WriteLog(output, notification=Notification.MAKE_VISIBLE)
  1013. elif style == "cmd":
  1014. self._giface.WriteCmdLog(output)
  1015. def _queryHighlight(self, vectQuery):
  1016. """Highlight category from query."""
  1017. if len(vectQuery) > 0:
  1018. self._highlighter_layer.SetLayer(vectQuery[0]["Layer"])
  1019. self._highlighter_layer.SetMap(
  1020. vectQuery[0]["Map"] + "@" + vectQuery[0]["Mapset"]
  1021. )
  1022. tmp = list()
  1023. for i in vectQuery:
  1024. tmp.append(i["Category"])
  1025. self._highlighter_layer.SetCats(tmp)
  1026. self._highlighter_layer.DrawSelected()
  1027. def _QueryMapDone(self):
  1028. """Restore settings after querying (restore GRASS_REGION)"""
  1029. if hasattr(self, "tmpreg"):
  1030. if self.tmpreg:
  1031. os.environ["GRASS_REGION"] = self.tmpreg
  1032. elif "GRASS_REGION" in os.environ:
  1033. del os.environ["GRASS_REGION"]
  1034. elif "GRASS_REGION" in os.environ:
  1035. del os.environ["GRASS_REGION"]
  1036. if hasattr(self, "tmpreg"):
  1037. del self.tmpreg
  1038. def OnQuery(self, event):
  1039. """Query tools menu"""
  1040. self.MapWindow.mouse["use"] = "query"
  1041. self.MapWindow.mouse["box"] = "point"
  1042. self.MapWindow.zoomtype = 0
  1043. # change the cursor
  1044. self.MapWindow.SetNamedCursor("cross")
  1045. def AddTmpVectorMapLayer(self, name, cats, useId=False, addLayer=True):
  1046. """Add temporal vector map layer to map composition
  1047. :param name: name of map layer
  1048. :param useId: use feature id instead of category
  1049. """
  1050. # color settings from ATM
  1051. color = UserSettings.Get(group="atm", key="highlight", subkey="color")
  1052. colorStr = str(color[0]) + ":" + str(color[1]) + ":" + str(color[2])
  1053. # icon used in vector display and its size
  1054. icon = ""
  1055. size = 0
  1056. # here we know that there is one selected layer and it is vector
  1057. layerSelected = self._giface.GetLayerList().GetSelectedLayer()
  1058. if not layerSelected:
  1059. return None
  1060. vparam = layerSelected.cmd
  1061. for p in vparam:
  1062. if "=" in p:
  1063. parg, pval = p.split("=", 1)
  1064. if parg == "icon":
  1065. icon = pval
  1066. elif parg == "size":
  1067. size = float(pval)
  1068. pattern = [
  1069. "d.vect",
  1070. "map=%s" % name,
  1071. "color=%s" % colorStr,
  1072. "fill_color=%s" % colorStr,
  1073. "width=%d" % UserSettings.Get(group="atm", key="highlight", subkey="width"),
  1074. ]
  1075. if icon != "":
  1076. pattern.append("icon=%s" % icon)
  1077. if size > 0:
  1078. pattern.append("size=%i" % size)
  1079. if useId:
  1080. cmd = pattern
  1081. cmd.append("-i")
  1082. cmd.append("cats=%s" % str(cats))
  1083. else:
  1084. cmd = []
  1085. for layer in cats.keys():
  1086. cmd.append(copy.copy(pattern))
  1087. lcats = cats[layer]
  1088. cmd[-1].append("layer=%d" % layer)
  1089. cmd[-1].append("cats=%s" % ListOfCatsToRange(lcats))
  1090. if addLayer:
  1091. args = {}
  1092. if useId:
  1093. args["ltype"] = "vector"
  1094. else:
  1095. args["ltype"] = "command"
  1096. return self.Map.AddLayer(
  1097. name=globalvar.QUERYLAYER,
  1098. command=cmd,
  1099. active=True,
  1100. hidden=True,
  1101. opacity=1.0,
  1102. render=True,
  1103. **args,
  1104. )
  1105. else:
  1106. return cmd
  1107. def OnMeasureDistance(self, event):
  1108. self._onMeasure(MeasureDistanceController)
  1109. def OnMeasureArea(self, event):
  1110. self._onMeasure(MeasureAreaController)
  1111. def _onMeasure(self, controller):
  1112. """Starts measurement mode.
  1113. :param controller: measurement class (MeasureDistanceController, MeasureAreaController)
  1114. """
  1115. self.measureController = controller(self._giface, mapWindow=self.GetMapWindow())
  1116. # assure that the mode is ended and lines are cleared whenever other
  1117. # tool is selected
  1118. self._toolSwitcher.toggleToolChanged.connect(
  1119. lambda: self.measureController.Stop()
  1120. )
  1121. self.measureController.Start()
  1122. def OnProfile(self, event):
  1123. """Launch profile tool"""
  1124. rasters = []
  1125. layers = self._giface.GetLayerList().GetSelectedLayers()
  1126. for layer in layers:
  1127. if layer.type == "raster":
  1128. rasters.append(layer.maplayer.name)
  1129. self.Profile(rasters=rasters)
  1130. def Profile(self, rasters=None):
  1131. """Launch profile tool"""
  1132. from wxplot.profile import ProfileFrame
  1133. self.profileController = ProfileController(
  1134. self._giface, mapWindow=self.GetMapWindow()
  1135. )
  1136. win = ProfileFrame(
  1137. parent=self,
  1138. giface=self._giface,
  1139. rasterList=rasters,
  1140. units=self.Map.projinfo["units"],
  1141. controller=self.profileController,
  1142. )
  1143. win.Show()
  1144. # Open raster select dialog to make sure that a raster (and
  1145. # the desired raster) is selected to be profiled
  1146. win.OnSelectRaster(None)
  1147. def OnHistogramPyPlot(self, event):
  1148. """Init PyPlot histogram display canvas and tools"""
  1149. raster = []
  1150. for layer in self._giface.GetLayerList().GetSelectedLayers():
  1151. if layer.maplayer.GetType() == "raster":
  1152. raster.append(layer.maplayer.GetName())
  1153. from wxplot.histogram import HistogramPlotFrame
  1154. win = HistogramPlotFrame(parent=self, giface=self._giface, rasterList=raster)
  1155. win.CentreOnParent()
  1156. win.Show()
  1157. def OnScatterplot(self, event):
  1158. """Init PyPlot scatterplot display canvas and tools"""
  1159. raster = []
  1160. for layer in self._giface.GetLayerList().GetSelectedLayers():
  1161. if layer.maplayer.GetType() == "raster":
  1162. raster.append(layer.maplayer.GetName())
  1163. from wxplot.scatter import ScatterFrame
  1164. win = ScatterFrame(parent=self, giface=self._giface, rasterList=raster)
  1165. win.CentreOnParent()
  1166. win.Show()
  1167. # Open raster select dialog to make sure that at least 2 rasters (and the desired rasters)
  1168. # are selected to be plotted
  1169. win.OnSelectRaster(None)
  1170. def OnHistogram(self, event):
  1171. """Init histogram display canvas and tools"""
  1172. from modules.histogram import HistogramFrame
  1173. win = HistogramFrame(self, giface=self._giface)
  1174. win.CentreOnParent()
  1175. win.Show()
  1176. win.Refresh()
  1177. win.Update()
  1178. def _activateOverlay(self, overlayId):
  1179. """Launch decoration dialog according to overlay id.
  1180. :param overlayId: id of overlay
  1181. """
  1182. if overlayId in self.decorations:
  1183. dlg = self.decorations[overlayId].dialog
  1184. if dlg.IsShown():
  1185. dlg.SetFocus()
  1186. dlg.Raise()
  1187. else:
  1188. dlg.Show()
  1189. def RemoveOverlay(self, overlayId):
  1190. """Hide overlay.
  1191. :param overlayId: id of overlay
  1192. """
  1193. del self._decorationWindows[self.decorations[overlayId].dialog]
  1194. self.decorations[overlayId].Remove()
  1195. del self.decorations[overlayId]
  1196. def AddBarscale(self, cmd=None):
  1197. """Handler for scale bar map decoration menu selection."""
  1198. if self.IsPaneShown("3d"):
  1199. self.MapWindow3D.SetDrawScalebar((70, 70))
  1200. return
  1201. if cmd:
  1202. show = False
  1203. else:
  1204. show = True
  1205. cmd = ["d.barscale"]
  1206. # Decoration overlay control dialog
  1207. GUI(parent=self, giface=self._giface, show=show, modal=False).ParseCommand(
  1208. cmd, completed=(self.GetOptData, None, None)
  1209. )
  1210. self.MapWindow.mouse["use"] = "pointer"
  1211. def AddLegendRast(self, cmd=None):
  1212. """Handler for legend raster map decoration menu selection."""
  1213. if cmd:
  1214. show = False
  1215. else:
  1216. show = True
  1217. cmd = ["d.legend"]
  1218. layers = self._giface.GetLayerList().GetSelectedLayers()
  1219. for layer in layers:
  1220. if layer.type == "raster":
  1221. cmd.append("raster={rast}".format(rast=layer.maplayer.name))
  1222. break
  1223. GUI(parent=self, giface=self._giface, show=show, modal=False).ParseCommand(
  1224. cmd, completed=(self.GetOptData, None, None)
  1225. )
  1226. self.MapWindow.mouse["use"] = "pointer"
  1227. def AddLegendVect(self, cmd=None, showDialog=None):
  1228. """Handler for legend vector map decoration menu selection."""
  1229. if cmd:
  1230. show = False
  1231. else:
  1232. show = True
  1233. cmd = ["d.legend.vect"]
  1234. GUI(parent=self, giface=self._giface, show=show, modal=False).ParseCommand(
  1235. cmd, completed=(self.GetOptData, None, None)
  1236. )
  1237. self.MapWindow.mouse["use"] = "pointer"
  1238. def AddArrow(self, cmd=None):
  1239. """Handler for north arrow menu selection."""
  1240. if self.IsPaneShown("3d"):
  1241. # here was opening of appearance page of nviz notebook
  1242. # but now moved to MapWindow3D where are other problematic nviz
  1243. # calls
  1244. self.MapWindow3D.SetDrawArrow((70, 70))
  1245. return
  1246. if cmd:
  1247. show = False
  1248. else:
  1249. show = True
  1250. cmd = ["d.northarrow"]
  1251. # Decoration overlay control dialog
  1252. GUI(parent=self, giface=self._giface, show=show, modal=False).ParseCommand(
  1253. cmd, completed=(self.GetOptData, None, None)
  1254. )
  1255. self.MapWindow.mouse["use"] = "pointer"
  1256. def AddDtext(self, cmd=None):
  1257. """Handler for d.text menu selection."""
  1258. if cmd:
  1259. show = False
  1260. else:
  1261. show = True
  1262. cmd = ["d.text"]
  1263. # Decoration overlay control dialog
  1264. GUI(parent=self, giface=self._giface, show=show, modal=False).ParseCommand(
  1265. cmd, completed=(self.GetOptData, None, None)
  1266. )
  1267. self.MapWindow.mouse["use"] = "pointer"
  1268. def GetOptData(self, dcmd, layer, params, propwin):
  1269. """Called after options are set through module dialog.
  1270. :param dcmd: resulting command
  1271. :param layer: not used
  1272. :param params: module parameters (not used)
  1273. :param propwin: dialog window
  1274. """
  1275. if not dcmd:
  1276. return
  1277. if propwin in self._decorationWindows:
  1278. overlay = self._decorationWindows[propwin]
  1279. else:
  1280. cmd = dcmd[0]
  1281. if cmd == "d.northarrow":
  1282. overlay = ArrowController(self.Map, self._giface)
  1283. elif cmd == "d.barscale":
  1284. overlay = BarscaleController(self.Map, self._giface)
  1285. elif cmd == "d.legend":
  1286. overlay = LegendController(self.Map, self._giface)
  1287. elif cmd == "d.legend.vect":
  1288. overlay = LegendVectController(self.Map, self._giface)
  1289. elif cmd == "d.text":
  1290. overlay = DtextController(self.Map, self._giface)
  1291. self.decorations[overlay.id] = overlay
  1292. overlay.overlayChanged.connect(
  1293. lambda: self.MapWindow2D.UpdateMap(render=False, renderVector=False)
  1294. )
  1295. if self.IsPaneShown("3d"):
  1296. overlay.overlayChanged.connect(self.MapWindow3D.UpdateOverlays)
  1297. overlay.dialog = propwin
  1298. self._decorationWindows[propwin] = overlay
  1299. overlay.cmd = dcmd
  1300. overlay.Show()
  1301. def OnZoomToMap(self, event):
  1302. """Set display extents to match selected raster (including
  1303. NULLs) or vector map.
  1304. """
  1305. Debug.msg(3, "MapFrame.OnZoomToMap()")
  1306. layers = None
  1307. if self.IsStandalone():
  1308. layers = self.MapWindow.GetMap().GetListOfLayers(active=False)
  1309. self.MapWindow.ZoomToMap(layers=layers)
  1310. def OnZoomToRaster(self, event):
  1311. """Set display extents to match selected raster map (ignore NULLs)"""
  1312. self.MapWindow.ZoomToMap(ignoreNulls=True)
  1313. def OnZoomToSaved(self, event):
  1314. """Set display geometry to match extents in
  1315. saved region file
  1316. """
  1317. self.MapWindow.SetRegion(zoomOnly=True)
  1318. def OnSetDisplayToWind(self, event):
  1319. """Set computational region (WIND file) to match display
  1320. extents
  1321. """
  1322. self.MapWindow.DisplayToWind()
  1323. def OnSetWindToRegion(self, event):
  1324. """Set computational region (WIND file) from named region
  1325. file
  1326. """
  1327. self.MapWindow.SetRegion(zoomOnly=False)
  1328. def OnSetExtentToWind(self, event):
  1329. """Set compulational region extent interactively"""
  1330. self.MapWindow.SetModeDrawRegion()
  1331. def OnSaveDisplayRegion(self, event):
  1332. """Save display extents to named region file."""
  1333. self.MapWindow.SaveRegion(display=True)
  1334. def OnSaveWindRegion(self, event):
  1335. """Save computational region to named region file."""
  1336. self.MapWindow.SaveRegion(display=False)
  1337. def OnZoomMenu(self, event):
  1338. """Popup Zoom menu"""
  1339. zoommenu = Menu()
  1340. for label, handler in (
  1341. (_("Zoom to default region"), self.OnZoomToDefault),
  1342. (_("Zoom to saved region"), self.OnZoomToSaved),
  1343. (None, None),
  1344. (
  1345. _("Set computational region extent from display"),
  1346. self.OnSetDisplayToWind,
  1347. ),
  1348. (
  1349. _("Set computational region extent interactively"),
  1350. self.OnSetExtentToWind,
  1351. ),
  1352. (_("Set computational region from named region"), self.OnSetWindToRegion),
  1353. (None, None),
  1354. (_("Save display geometry to named region"), self.OnSaveDisplayRegion),
  1355. (_("Save computational region to named region"), self.OnSaveWindRegion),
  1356. ):
  1357. if label:
  1358. mid = wx.MenuItem(zoommenu, wx.ID_ANY, label)
  1359. zoommenu.AppendItem(mid)
  1360. self.Bind(wx.EVT_MENU, handler, mid)
  1361. else:
  1362. zoommenu.AppendSeparator()
  1363. # Popup the menu. If an item is selected then its handler will
  1364. # be called before PopupMenu returns.
  1365. self.PopupMenu(zoommenu)
  1366. zoommenu.Destroy()
  1367. def SetProperties(
  1368. self,
  1369. render=False,
  1370. mode=0,
  1371. showCompExtent=False,
  1372. constrainRes=False,
  1373. projection=False,
  1374. alignExtent=True,
  1375. ):
  1376. """Set properties of map display window"""
  1377. self.mapWindowProperties.autoRender = render
  1378. if self.statusbarManager:
  1379. self.statusbarManager.SetMode(mode)
  1380. self.StatusbarUpdate()
  1381. self.SetProperty("projection", projection)
  1382. self.mapWindowProperties.showRegion = showCompExtent
  1383. self.mapWindowProperties.alignExtent = alignExtent
  1384. self.mapWindowProperties.resolution = constrainRes
  1385. def IsStandalone(self):
  1386. """Check if Map display is standalone
  1387. .. deprecated:: 7.0
  1388. """
  1389. # TODO: once it is removed from 2 places in vdigit it can be deleted
  1390. # here and also in base class and other classes in the tree (hopefully)
  1391. # and one place here still uses IsStandalone
  1392. Debug.msg(
  1393. 1,
  1394. "MapFrame.IsStandalone(): Method IsStandalone is"
  1395. "deprecated, use some general approach instead such as"
  1396. " Signals or giface",
  1397. )
  1398. if self._layerManager:
  1399. return False
  1400. return True
  1401. def GetLayerManager(self):
  1402. """Get reference to Layer Manager
  1403. :return: window reference
  1404. :return: None (if standalone)
  1405. .. deprecated:: 7.0
  1406. """
  1407. Debug.msg(
  1408. 1,
  1409. "MapFrame.GetLayerManager(): Method GetLayerManager is"
  1410. "deprecated, use some general approach instead such as"
  1411. " Signals or giface",
  1412. )
  1413. return self._layerManager
  1414. def GetMapToolbar(self):
  1415. """Returns toolbar with zooming tools"""
  1416. return self.toolbars["map"] if "map" in self.toolbars else None
  1417. def GetToolbarNames(self):
  1418. """Return toolbar names"""
  1419. return self.toolbars.keys()
  1420. def GetDialog(self, name):
  1421. """Get selected dialog if exist"""
  1422. return self.dialogs.get(name, None)
  1423. def OnVNet(self, event):
  1424. """Dialog for v.net* modules"""
  1425. if self.dialogs["vnet"]:
  1426. self.dialogs["vnet"].Raise()
  1427. return
  1428. from vnet.dialogs import VNETDialog
  1429. self.dialogs["vnet"] = VNETDialog(parent=self, giface=self._giface)
  1430. self.closingVNETDialog.connect(self.dialogs["vnet"].OnCloseDialog)
  1431. self.dialogs["vnet"].CenterOnScreen()
  1432. self.dialogs["vnet"].Show()
  1433. def ResetPointer(self):
  1434. """Sets pointer mode.
  1435. Sets pointer and toggles it (e.g. after unregistration of mouse
  1436. handler).
  1437. """
  1438. self.GetMapToolbar().SelectDefault()
  1439. def _switchMapWindow(self, map_win):
  1440. """Notifies activated and disactivated map_wins."""
  1441. self.MapWindow.DisactivateWin()
  1442. map_win.ActivateWin()
  1443. self.MapWindow = map_win
  1444. def AddRDigit(self):
  1445. """Adds raster digitizer: creates toolbar and digitizer controller,
  1446. binds events and signals."""
  1447. from rdigit.controller import RDigitController, EVT_UPDATE_PROGRESS
  1448. from rdigit.toolbars import RDigitToolbar
  1449. self.rdigit = RDigitController(self._giface, mapWindow=self.GetMapWindow())
  1450. self.toolbars["rdigit"] = RDigitToolbar(
  1451. parent=self,
  1452. giface=self._giface,
  1453. controller=self.rdigit,
  1454. toolSwitcher=self._toolSwitcher,
  1455. )
  1456. # connect signals
  1457. self.rdigit.newRasterCreated.connect(self.toolbars["rdigit"].NewRasterAdded)
  1458. self.rdigit.newRasterCreated.connect(
  1459. lambda name: self._giface.mapCreated.emit(name=name, ltype="raster")
  1460. )
  1461. self.rdigit.newFeatureCreated.connect(self.toolbars["rdigit"].UpdateCellValues)
  1462. self.rdigit.uploadMapCategories.connect(
  1463. self.toolbars["rdigit"].UpdateCellValues
  1464. )
  1465. self.rdigit.showNotification.connect(lambda text: self.SetStatusText(text, 0))
  1466. self.rdigit.quitDigitizer.connect(self.QuitRDigit)
  1467. self.rdigit.Bind(
  1468. EVT_UPDATE_PROGRESS,
  1469. lambda evt: self.statusbarManager.SetProgress(
  1470. evt.range, evt.value, evt.text
  1471. ),
  1472. )
  1473. rasters = self.GetMap().GetListOfLayers(
  1474. ltype="raster", mapset=grass.gisenv()["MAPSET"]
  1475. )
  1476. self.toolbars["rdigit"].UpdateRasterLayers(rasters)
  1477. self.toolbars["rdigit"].SelectDefault()
  1478. self.GetMap().layerAdded.connect(self._updateRDigitLayers)
  1479. self.GetMap().layerRemoved.connect(self._updateRDigitLayers)
  1480. self.GetMap().layerChanged.connect(self._updateRDigitLayers)
  1481. self._mgr.AddPane(
  1482. self.toolbars["rdigit"],
  1483. wx.aui.AuiPaneInfo()
  1484. .Name("rdigit toolbar")
  1485. .Caption(_("Raster Digitizer Toolbar"))
  1486. .ToolbarPane()
  1487. .Top()
  1488. .Row(1)
  1489. .LeftDockable(False)
  1490. .RightDockable(False)
  1491. .BottomDockable(False)
  1492. .TopDockable(True)
  1493. .Floatable()
  1494. .CloseButton(False)
  1495. .Layer(2)
  1496. .DestroyOnClose()
  1497. .BestSize((self.toolbars["rdigit"].GetBestSize())),
  1498. )
  1499. self._mgr.Update()
  1500. self.rdigit.Start()
  1501. def _updateRDigitLayers(self, layer):
  1502. mapset = grass.gisenv()["MAPSET"]
  1503. self.toolbars["rdigit"].UpdateRasterLayers(
  1504. rasters=self.GetMap().GetListOfLayers(ltype="raster", mapset=mapset)
  1505. )
  1506. def QuitRDigit(self):
  1507. """Calls digitizer cleanup, removes digitizer object and disconnects
  1508. signals from Map."""
  1509. if not self.IsStandalone():
  1510. self.rdigit.CleanUp()
  1511. # disconnect updating layers
  1512. self.GetMap().layerAdded.disconnect(self._updateRDigitLayers)
  1513. self.GetMap().layerRemoved.disconnect(self._updateRDigitLayers)
  1514. self.GetMap().layerChanged.disconnect(self._updateRDigitLayers)
  1515. self._toolSwitcher.toggleToolChanged.disconnect(
  1516. self.toolbars["rdigit"].CheckSelectedTool,
  1517. )
  1518. self.RemoveToolbar("rdigit", destroy=True)
  1519. self.rdigit = None
  1520. else:
  1521. self.Close()
  1522. def QuitVDigit(self):
  1523. """Quit VDigit"""
  1524. if not self.IsStandalone():
  1525. # disable the toolbar
  1526. self.RemoveToolbar("vdigit", destroy=True)
  1527. else:
  1528. self.Close()