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# $Source$ |
# $Source$ |
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# $Id$ |
# $Id$ |
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import os, sys, math |
import os |
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from wxPython.wx import * |
from wxPython.wx import * |
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from Thuban import _ |
from Thuban import _ |
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from Thuban.Model.proj import Projection, ProjFile |
from Thuban.Model.proj import Projection, ProjFile |
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from Thuban.Model.resource import get_user_proj_files, get_system_proj_files, \ |
from Thuban.Model.resource import get_user_proj_file, get_system_proj_file, \ |
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read_proj_file, write_proj_file |
read_proj_file, write_proj_file |
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from Thuban.UI.dialogs import NonModalNonParentDialog |
from Thuban.UI.dialogs import NonModalNonParentDialog |
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from common import ThubanBeginBusyCursor, ThubanEndBusyCursor |
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from sizers import NotebookLikeSizer |
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from projlist import PROJ_SELECTION_CHANGED, ProjectionList |
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from common import ThubanBeginBusyCursor, ThubanEndBusyCursor |
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ID_PROJ_ADVANCED = 4001 |
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ID_PROJ_PROJCHOICE = 4002 |
ID_PROJ_PROJCHOICE = 4002 |
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ID_PROJ_ADDTOLIST = 4003 |
ID_PROJ_ADDTOLIST = 4003 |
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ID_PROJ_NEW = 4004 |
ID_PROJ_NEW = 4004 |
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SetProjection(projection) |
SetProjection(projection) |
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GetProjection() |
GetProjection() |
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""" |
""" |
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NonModalNonParentDialog.__init__(self, parent, name, title) |
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self.projection_panel_defs = [ |
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("tmerc", _("Transverse Mercator"), TMPanel), |
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("utm", _("Universal Transverse Mercator"), UTMPanel), |
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("lcc", _("Lambert Conic Conformal"), LCCPanel), |
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("latlong", _("Geographic"), GeoPanel)] |
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self.receiver = receiver |
self.receiver = receiver |
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self.haveTried = False |
self.haveTried = False |
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self.curProjPanel = None |
self.curProjPanel = None |
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self.__usrProjFile = None |
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self.__sysProjFile = None |
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self.projPanels = [] |
self.build_dialog() |
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self.projPanels.append( |
self.Layout() |
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("tmerc", _("Transverse Mercator"), TMPanel)) |
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self.projPanels.append( |
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("utm", _("Universal Transverse Mercator"), UTMPanel)) |
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self.projPanels.append( |
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("lcc", _("Lambert Conic Conformal"), LCCPanel)) |
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self.projPanels.append( |
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("latlong", _("Geographic"), GeoPanel)) |
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NonModalNonParentDialog.__init__(self, parent, name, title) |
self.originalProjection = self.receiver.GetProjection() |
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# originally generate by wxGlade |
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self.panel_1 = wxPanel(self, -1) |
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self.panel_edit = wxPanel(self, -1) |
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self.label_5 = wxStaticText(self.panel_1, -1, |
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_("Available Projections:")) |
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# Projection List specific actions (Import/Export/Remove) |
self.projection_list.SelectProjection(self.originalProjection) |
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self.button_import = wxButton(self.panel_1, ID_PROJ_IMPORT, |
self.projection_list.SetFocus() |
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_("Import...")) |
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self.button_export = wxButton(self.panel_1, ID_PROJ_EXPORT, |
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_("Export...")) |
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self.button_remove = wxButton(self.panel_1, ID_PROJ_REMOVE, |
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_("Remove")) |
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# The Projection List |
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self.availprojs = wxListBox(self.panel_1, ID_PROJ_AVAIL, |
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style=wxLB_EXTENDED|wxLB_SORT) |
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self.projfilepath = wxStaticText(self.panel_1, -1, "") |
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# Projection Specific Entries (Name/Projection) |
def build_dialog(self): |
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self.label_2 = wxStaticText(self.panel_edit, -1, _("Name:")) |
"""Build the dialog's widgets and set the event handlers""" |
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self.projname = wxTextCtrl(self.panel_edit, ID_PROJ_PROJNAME, "") |
self.topBox = top_box = wxBoxSizer(wxVERTICAL) |
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self.label_3 = wxStaticText(self.panel_edit, -1, _("Projection:")) |
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self.projchoice = wxChoice(self.panel_edit, ID_PROJ_PROJCHOICE) |
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# Projection Specific actions (New/Save/Add) |
main_box = wxBoxSizer(wxHORIZONTAL) |
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self.button_new = wxButton(self.panel_edit, ID_PROJ_NEW, _("New")) |
top_box.Add(main_box, 1, wxALL|wxEXPAND) |
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self.button_add = wxButton(self.panel_edit, ID_PROJ_ADDTOLIST, |
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_("Add to List")) |
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self.button_save = wxButton(self.panel_edit, ID_PROJ_SAVE,_("Update")) |
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# Main Action buttons (Try/Revert/OK/Close) |
# |
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self.button_try = wxButton(self, wxID_APPLY, _("Try")) |
# The projection list and associated controls |
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self.button_revert = wxButton(self, ID_PROJ_REVERT, |
# |
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_("Revert")) |
vbox = wxBoxSizer(wxVERTICAL) |
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self.button_ok = wxButton(self, wxID_OK, _("OK")) |
main_box.Add(vbox, 4, wxALL|wxEXPAND) |
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self.button_ok.SetDefault() |
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self.button_close = wxButton(self, wxID_CANCEL, |
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_("Close")) |
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self.__set_properties() |
#label = wxStaticText(self, -1, _("Available Projections:")) |
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self.__do_layout() |
#vbox.Add(label, 0, wxLEFT|wxRIGHT|wxTOP, 4) |
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# wxGlade |
hbox = wxBoxSizer(wxHORIZONTAL) |
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vbox.Add(hbox, 1, wxALL|wxEXPAND) |
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self.projection_list = ProjectionList(self, self.load_system_proj(), |
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self.load_user_proj(), |
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self.receiver.GetProjection()) |
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hbox.Add(self.projection_list, 1, wxALL|wxEXPAND|wxADJUST_MINSIZE, 4) |
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self.projection_list.Subscribe(PROJ_SELECTION_CHANGED, |
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self.proj_selection_changed) |
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# Projection List specific actions (Import/Export/Remove) |
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buttons = wxBoxSizer(wxVERTICAL) |
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hbox.Add(buttons, 0, wxALL) |
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self.button_import = wxButton(self, ID_PROJ_IMPORT, _("Import...")) |
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EVT_BUTTON(self, ID_PROJ_IMPORT, self._OnImport) |
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buttons.Add(self.button_import, 1, wxALL|wxEXPAND, 4) |
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self.button_export = wxButton(self, ID_PROJ_EXPORT, _("Export...")) |
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EVT_BUTTON(self, ID_PROJ_EXPORT, self._OnExport) |
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buttons.Add(self.button_export, 1, wxALL|wxEXPAND, 4) |
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buttons.Add(20, 20, 0, wxEXPAND, 0) |
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self.button_remove = wxButton(self, ID_PROJ_REMOVE, _("Remove")) |
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EVT_BUTTON(self, ID_PROJ_REMOVE, self._OnRemove) |
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buttons.Add(self.button_remove, 1, wxALL|wxEXPAND, 4) |
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# The file path |
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self.projfilepath = wxStaticText(self, -1, "") |
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vbox.Add(self.projfilepath, 0, wxALL|wxEXPAND) |
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# |
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# The projection editor part |
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# |
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self.edit_box = wxStaticBox(self, -1, _("Edit")) |
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sizer_edit = wxStaticBoxSizer(self.edit_box, wxHORIZONTAL) |
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main_box.Add(sizer_edit, 5, wxALL|wxEXPAND) |
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# Projection Specific Entries (Name/Projection) |
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self.sizer_projctrls = wxBoxSizer(wxVERTICAL) |
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sizer_edit.Add(self.sizer_projctrls, 1, wxALL|wxEXPAND) |
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hbox = wxBoxSizer(wxHORIZONTAL) |
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self.sizer_projctrls.Add(hbox, 0, wxALL|wxEXPAND) |
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label = wxStaticText(self, -1, _("Name:")) |
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hbox.Add(label, 0, wxALL|wxALIGN_CENTER_VERTICAL, 4) |
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self.projname = wxTextCtrl(self, ID_PROJ_PROJNAME, "") |
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EVT_TEXT(self, ID_PROJ_PROJNAME, self._OnProjName) |
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hbox.Add(self.projname, 1, wxALL|wxEXPAND, 4) |
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hbox = wxBoxSizer(wxHORIZONTAL) |
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self.sizer_projctrls.Add(hbox, 0, wxALL|wxEXPAND) |
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label = wxStaticText(self, -1, _("Projection:")) |
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hbox.Add(label, 0, wxALL|wxALIGN_CENTER_VERTICAL, 4) |
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self.projchoice = wxChoice(self, ID_PROJ_PROJCHOICE) |
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self.projchoice.SetSelection(0) |
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EVT_CHOICE(self, ID_PROJ_PROJCHOICE, self._OnProjChoice) |
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hbox.Add(self.projchoice, 1, wxALL|wxEXPAND, 4) |
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# Fill the projection choice list. |
# Fill the projection choice list. |
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for proj, name, clazz in self.projPanels: |
self.nbsizer = NotebookLikeSizer() |
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self.projchoice.Append(name, [clazz, None]) |
self.sizer_projctrls.Add(self.nbsizer, 1, |
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wxALL|wxEXPAND|wxADJUST_MINSIZE, 3) |
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self.projection_panels = [] |
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self.projchoice.Append(_("<Unknown>"), "") |
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for proj_type, name, cls in self.projection_panel_defs: |
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self.projchoice.Append(name, proj_type) |
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panel = cls(self, self.receiver) |
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panel.Hide() |
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panel.projection_index = len(self.projection_panels) |
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panel.projection_type = proj_type |
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self.projection_panels.append(panel) |
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self.nbsizer.Add(panel) |
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self.unknown_projection_panel = UnknownProjPanel(self, self.receiver) |
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self.unknown_projection_panel.Hide() |
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self.nbsizer.Add(self.unknown_projection_panel) |
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self.originalProjection = self.receiver.GetProjection() |
# Projection Specific actions (New/Save/Add) |
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buttons = wxBoxSizer(wxVERTICAL) |
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sizer_edit.Add(buttons, 0, wxALL) |
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self.button_new = wxButton(self, ID_PROJ_NEW, _("New")) |
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EVT_BUTTON(self, ID_PROJ_NEW, self._OnNew) |
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buttons.Add(self.button_new, 0, wxEXPAND|wxALL, 4) |
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self.button_add = wxButton(self, ID_PROJ_ADDTOLIST, _("Add to List")) |
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EVT_BUTTON(self, ID_PROJ_ADDTOLIST, self._OnAddToList) |
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buttons.Add(self.button_add, 0, wxEXPAND|wxALL, 4) |
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buttons.Add(20, 20, 0, wxEXPAND, 0) |
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self.button_save = wxButton(self, ID_PROJ_SAVE,_("Update")) |
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EVT_BUTTON(self, ID_PROJ_SAVE, self._OnSave) |
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buttons.Add(self.button_save, 0, wxEXPAND|wxALL|wxALIGN_BOTTOM, 4) |
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self.__DoOnProjAvail() |
# |
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self.button_ok.SetFocus() |
# Main Action buttons (Try/Revert/OK/Close) |
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self.availprojs.SetFocus() |
# |
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buttons = wxBoxSizer(wxHORIZONTAL) |
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top_box.Add(buttons, 0, wxALL|wxALIGN_RIGHT, 10) |
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self.button_try = wxButton(self, wxID_APPLY, _("Try")) |
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EVT_BUTTON(self, wxID_APPLY, self.OnApply) |
EVT_BUTTON(self, wxID_APPLY, self.OnApply) |
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buttons.Add(self.button_try, 0, wxRIGHT, 10) |
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self.button_revert = wxButton(self, ID_PROJ_REVERT, _("Revert")) |
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EVT_BUTTON(self, ID_PROJ_REVERT, self._OnRevert) |
EVT_BUTTON(self, ID_PROJ_REVERT, self._OnRevert) |
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buttons.Add(self.button_revert, 0, wxRIGHT, 10) |
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self.button_ok = wxButton(self, wxID_OK, _("OK")) |
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EVT_BUTTON(self, wxID_OK, self.OnOK) |
EVT_BUTTON(self, wxID_OK, self.OnOK) |
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self.button_ok.SetDefault() |
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buttons.Add(self.button_ok, 0, wxRIGHT, 10) |
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self.button_close = wxButton(self, wxID_CANCEL, _("Close")) |
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EVT_BUTTON(self, wxID_CANCEL, self.OnCancel) |
EVT_BUTTON(self, wxID_CANCEL, self.OnCancel) |
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EVT_CHOICE(self, ID_PROJ_PROJCHOICE, self._OnProjChoice) |
buttons.Add(self.button_close, 0, wxRIGHT, 10) |
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EVT_LISTBOX(self, ID_PROJ_AVAIL, self._OnProjAvail) |
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EVT_BUTTON(self, ID_PROJ_IMPORT, self._OnImport) |
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EVT_BUTTON(self, ID_PROJ_EXPORT, self._OnExport) |
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EVT_BUTTON(self, ID_PROJ_REMOVE, self._OnRemove) |
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EVT_BUTTON(self, ID_PROJ_NEW, self._OnNew) |
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EVT_BUTTON(self, ID_PROJ_SAVE, self._OnSave) |
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EVT_BUTTON(self, ID_PROJ_ADDTOLIST, self._OnAddToList) |
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EVT_TEXT(self, ID_PROJ_PROJNAME, self._OnProjName) |
# |
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# Automatic Layout |
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# |
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self.SetAutoLayout(1) |
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self.SetSizer(top_box) |
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top_box.Fit(self) |
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top_box.SetSizeHints(self) |
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def OnClose(self, event): |
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self.projection_list.Unsubscribe(PROJ_SELECTION_CHANGED, |
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self.proj_selection_changed) |
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# Destroy the projection list explicitly so that it properly |
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# unsubscribes everything. It would be cleaner if the projection |
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# could do this by itself but wx doesn't always send destroy |
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# events for non-top-level widgets |
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self.projection_list.Destroy() |
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NonModalNonParentDialog.OnClose(self, event) |
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def OnApply(self, event): |
def OnApply(self, event): |
219 |
self.__SetProjection() |
self.__SetProjection() |
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237 |
def _OnNew(self, event): |
def _OnNew(self, event): |
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# clear all selections |
self.projection_list.ClearSelection() |
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sel = self.availprojs.GetSelections() |
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for index in sel: |
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self.availprojs.SetSelection(index, False) |
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self.projname.Clear() |
self.projname.Clear() |
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# supply a projection panel if there wasn't one |
# supply a projection panel if there wasn't one |
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self.projchoice.SetSelection(0) |
self.projchoice.SetSelection(0) |
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self.__DoOnProjChoice() |
self.__DoOnProjChoice() |
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self.curProjPanel.Clear() |
if self.curProjPanel is not None: |
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self.curProjPanel.Clear() |
249 |
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def _OnSave(self, event): |
def _OnSave(self, event): |
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sel = self.availprojs.GetSelections() |
sel = self.projection_list.selected_projections() |
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assert len(sel) == 1, "button shouldn't be enabled" |
assert len(sel) == 1, "button shouldn't be enabled" |
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proj, projfile = self.availprojs.GetClientData(sel[0]) |
proj, projfile = sel[0] |
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assert proj is not None and projfile is not None |
assert proj is not None and projfile is not None |
258 |
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newproj = self.__GetProjection() |
newproj = self.__GetProjection() |
260 |
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if newproj is not None: |
if newproj is not None: |
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# FIXME: we should only allow this for the user proj file. |
263 |
projfile.Replace(proj, newproj) |
projfile.Replace(proj, newproj) |
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try: |
self.write_proj_file(projfile) |
265 |
write_proj_file(projfile) |
self.projection_list.SelectProjection(newproj) |
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except IOError, (errno, errstr): |
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self.__ShowError(projfile.GetFilename(), errstr) |
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self.availprojs.SetClientData(sel[0], [newproj, projfile]) |
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self.__FillAvailList( selectProj = newproj.GetName()) |
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def _OnAddToList(self, event): |
def _OnAddToList(self, event): |
268 |
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proj = self.__GetProjection() |
proj = self.__GetProjection() |
270 |
if proj is not None: |
if proj is not None: |
271 |
self.__usrProjFile.Add(proj) |
self.__usrProjFile.Add(proj) |
272 |
try: |
self.write_proj_file(self.__usrProjFile) |
273 |
write_proj_file(self.__usrProjFile) |
self.projection_list.SelectProjection(proj) |
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except IOError, (errno, errstr): |
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self.__ShowError(self.__userProjFile.GetFilename(), errstr) |
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275 |
self.__FillAvailList( selectProj = proj.GetName()) |
def show_warnings(self, title, filename, warnings): |
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"""Show the warnings (a list of strings) in a dialog |
277 |
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|
278 |
def _OnProjAvail(self, event): |
If the list is empty no dialog will be shown. |
279 |
self.__DoOnProjAvail() |
""" |
280 |
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if warnings: |
281 |
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text = (_('Warnings when reading "%s":\n\n%s') |
282 |
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% (filename, "\n\n".join(warnings))) |
283 |
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self.parent.RunMessageBox(title, text) |
284 |
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285 |
def _OnImport(self, event): |
def _OnImport(self, event): |
286 |
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"""Handler for the 'Import' button |
287 |
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288 |
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Ask the user for a filename, read the projections from that file |
289 |
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add them to the user ProjFile object and write the user file |
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back to disk. |
291 |
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""" |
292 |
dlg = wxFileDialog(self, _("Import"), style = wxOPEN) |
dlg = wxFileDialog(self, _("Import"), style = wxOPEN) |
293 |
|
|
294 |
if dlg.ShowModal() == wxID_OK: |
if dlg.ShowModal() == wxID_OK: |
295 |
path = dlg.GetPath() |
path = dlg.GetPath() |
296 |
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|
297 |
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ThubanBeginBusyCursor() |
298 |
try: |
try: |
299 |
projFile = read_proj_file(path) |
try: |
300 |
for proj in projFile.GetProjections(): |
projFile, warnings = read_proj_file(path) |
301 |
self.__usrProjFile.Add(proj) |
except IOError, (errno, errstr): |
302 |
write_proj_file(self.__usrProjFile) |
self.__ShowError(dlg.GetPath(), errstr) |
303 |
except IOError, (errno, errstr): |
else: |
304 |
self.__ShowError(dlg.GetPath(), errstr) |
self.show_warnings(_("Warnings"), path, warnings) |
305 |
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for proj in projFile.GetProjections(): |
306 |
self.__FillAvailList() |
self.__usrProjFile.Add(proj) |
307 |
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self.write_proj_file(self.__usrProjFile) |
308 |
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finally: |
309 |
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ThubanEndBusyCursor() |
310 |
dlg.Destroy() |
dlg.Destroy() |
311 |
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|
312 |
def _OnExport(self, event): |
def _OnExport(self, event): |
313 |
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"""Handler for the 'Export' button. |
314 |
|
|
315 |
sel = self.availprojs.GetSelections() |
Ask the user for a filename and write the selected projections |
316 |
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to that file. |
317 |
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""" |
318 |
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sel = self.projection_list.selected_projections() |
319 |
assert len(sel) != 0, "button should be disabled" |
assert len(sel) != 0, "button should be disabled" |
320 |
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|
321 |
dlg = wxFileDialog(self, _("Export"), |
dlg = wxFileDialog(self, _("Export"), style=wxSAVE|wxOVERWRITE_PROMPT) |
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style = wxSAVE|wxOVERWRITE_PROMPT) |
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322 |
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|
323 |
if dlg.ShowModal() == wxID_OK: |
if dlg.ShowModal() == wxID_OK: |
324 |
path = dlg.GetPath() |
proj_file = ProjFile(dlg.GetPath()) |
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for proj, pf in sel: |
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projFile = ProjFile(path) |
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for i in sel: |
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proj = self.availprojs.GetClientData(i)[CLIENT_PROJ] |
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326 |
if proj is not None: |
if proj is not None: |
327 |
projFile.Add(proj) |
proj_file.Add(proj) |
328 |
|
self.write_proj_file(proj_file) |
|
try: |
|
|
write_proj_file(projFile) |
|
|
except IOError, (errno, errstr): |
|
|
self.__ShowError(dlg.GetPath(), errstr) |
|
329 |
|
|
330 |
dlg.Destroy() |
dlg.Destroy() |
331 |
|
|
332 |
def _OnRemove(self, event): |
def _OnRemove(self, event): |
333 |
|
"""Handler for the 'Remove' button |
334 |
|
|
335 |
sel = self.availprojs.GetSelections() |
Remove any selected projection that came from the user's |
336 |
|
ProjFile. If the user ProjFile was modified write it back to |
337 |
|
disk. |
338 |
|
""" |
339 |
|
sel = self.projection_list.selected_projections() |
340 |
assert len(sel) != 0, "button should be disabled!" |
assert len(sel) != 0, "button should be disabled!" |
341 |
|
|
342 |
# |
modified = False |
343 |
# remove the items backwards so the indices don't change |
for proj, pf in sel: |
344 |
# |
if proj is not None and pf is self.__usrProjFile: |
345 |
sel = list(sel) |
pf.Remove(proj) |
346 |
sel.sort() |
modified = True |
|
sel.reverse() |
|
|
|
|
|
newselection = -1 |
|
|
if len(sel) == 1: |
|
|
newselection = sel[0] - 1 |
|
|
if newselection < 0: |
|
|
newselection = 0 |
|
|
|
|
|
for i in sel: |
|
|
proj, projfile = self.availprojs.GetClientData(i) |
|
|
|
|
|
# |
|
|
# this could be the case if they selected <None> or |
|
|
# the currently used projection |
|
|
# |
|
|
if proj is not None and projfile is not None: |
|
|
projfile.Remove(proj) |
|
|
|
|
|
try: |
|
|
write_proj_file(projfile) |
|
|
except IOError, (errno, errstr): |
|
|
self.__ShowError(projfile.GetFilename(), errstr) |
|
|
|
|
|
self.__FillAvailList() |
|
347 |
|
|
348 |
# |
if modified: |
349 |
# this *could* produce incorrect results if the .proj files |
self.write_proj_file(self.__usrProjFile) |
|
# change between the last list update and this selection |
|
|
# because the list has been repopulated. |
|
|
# |
|
|
if newselection != -1 and self.availprojs.GetCount() > 0: |
|
|
self.availprojs.SetSelection(newselection) |
|
|
|
|
|
self.__VerifyButtons() |
|
350 |
|
|
351 |
def _OnProjName(self, event): |
def _OnProjName(self, event): |
352 |
self.__VerifyButtons() |
self.__VerifyButtons() |
353 |
|
|
354 |
def __ShowError(self, filename, errstr): |
def __ShowError(self, filename, errstr): |
355 |
wxMessageDialog(self, |
wxMessageDialog(self, |
356 |
_("The following error occured:\n") + |
_("The following error occured:\n") + |
357 |
filename + "\n" + errstr, |
filename + "\n" + errstr, |
358 |
_("Error"), wxOK | wxICON_ERROR).ShowModal() |
_("Error"), wxOK | wxICON_ERROR).ShowModal() |
359 |
|
|
360 |
def __VerifyButtons(self): |
def __VerifyButtons(self): |
361 |
"""Enable or disable the appropriate buttons based on the |
"""Update button sensitivity""" |
|
current state of the dialog. |
|
|
""" |
|
362 |
|
|
363 |
sel = self.availprojs.GetSelections() |
num_sel = self.projection_list.GetSelectedItemCount() |
364 |
|
|
365 |
self.button_import.Enable(True) |
self.button_import.Enable(True) |
366 |
self.button_export.Enable(True) |
self.button_export.Enable(True) |
367 |
self.button_save.Enable(True) |
self.button_save.Enable(True) |
368 |
self.button_remove.Enable(True) |
self.button_remove.Enable(True) |
369 |
|
|
370 |
self.panel_edit.Enable(True) |
self.edit_box.Enable(True) |
371 |
|
|
372 |
for ctrl in [self.button_import, |
for ctrl in [self.button_import, |
373 |
self.button_export, |
self.button_export, |
376 |
self.button_add, |
self.button_add, |
377 |
self.projchoice, |
self.projchoice, |
378 |
self.projname, |
self.projname, |
379 |
self.panel_edit]: |
self.edit_box]: |
380 |
ctrl.Enable(True) |
ctrl.Enable(True) |
381 |
|
|
382 |
if self.curProjPanel is not None: |
if self.curProjPanel is not None: |
383 |
self.curProjPanel.Enable(True) |
self.curProjPanel.Enable(True) |
384 |
|
|
385 |
if len(sel) == 0: |
if num_sel == 0: |
386 |
self.button_import.Enable(True) |
self.button_import.Enable(True) |
387 |
self.button_export.Enable(False) |
self.button_export.Enable(False) |
388 |
self.button_remove.Enable(False) |
self.button_remove.Enable(False) |
389 |
self.button_save.Enable(False) |
self.button_save.Enable(False) |
390 |
|
|
391 |
elif len(sel) == 1: |
elif num_sel == 1: |
392 |
|
|
393 |
proj, projFile = self.availprojs.GetClientData(sel[0]) |
selection = self.projection_list.selected_projections() |
394 |
|
proj, projFile = selection[0] |
395 |
|
|
396 |
self.button_save.Enable(len(self.projname.GetValue()) > 0) |
self.button_save.Enable(len(self.projname.GetValue()) > 0) |
397 |
self.button_add.Enable(len(self.projname.GetValue()) > 0) |
self.button_add.Enable(len(self.projname.GetValue()) > 0) |
416 |
self.button_save.Enable(False) |
self.button_save.Enable(False) |
417 |
|
|
418 |
else: |
else: |
419 |
self.panel_edit.Enable(False) |
self.edit_box.Enable(False) |
|
|
|
|
def __DoOnProjAvail(self): |
|
|
|
|
|
sel = self.availprojs.GetSelections() |
|
|
if len(sel) == 1: |
|
420 |
|
|
421 |
proj = self.availprojs.GetClientData(sel[0])[CLIENT_PROJ] |
def proj_selection_changed(self, projs): |
422 |
projfile = self.availprojs.GetClientData(sel[0])[CLIENT_PROJFILE] |
"""Subscribed to the projection_list's PROJ_SELECTION_CHANGED message |
423 |
|
|
424 |
|
Update the dialog to reflect the new selection. |
425 |
|
""" |
426 |
|
if len(projs) == 0: |
427 |
|
self.projfilepath.SetLabel(_("No Projections selected")) |
428 |
|
elif len(projs) == 1: |
429 |
|
proj, projfile = projs[0] |
430 |
if proj is None: |
if proj is None: |
431 |
# user selected <None> |
# user selected <None> |
432 |
self.projname.Clear() |
self.projname.Clear() |
433 |
self.projfilepath.SetLabel(_("Projection File: ")) |
self.projfilepath.SetLabel("") |
434 |
else: |
else: |
|
|
|
435 |
if projfile is not None: |
if projfile is not None: |
436 |
self.projfilepath.SetLabel(_("Projection File: ") + |
filename = os.path.basename(projfile.GetFilename()) |
437 |
os.path.basename(projfile.GetFilename())) |
self.projfilepath.SetLabel(_("Source of Projection: %s") |
438 |
|
% filename) |
439 |
else: |
else: |
440 |
# only None if the currently used projection is selected |
# only None if the currently used projection is selected |
441 |
self.projfilepath.SetLabel(_("Projection File: ")) |
self.projfilepath.SetLabel("") |
442 |
|
|
443 |
self.projname.SetValue(proj.GetName()) |
self.projname.SetValue(proj.Label()) |
444 |
|
|
445 |
myProjType = proj.GetParameter("proj") |
myProjType = proj.GetParameter("proj") |
446 |
i = 0 |
i = 0 |
447 |
for projType, name, clazz in self.projPanels: |
for projType, name, cls in self.projection_panel_defs: |
448 |
if myProjType == projType: |
if myProjType == projType: |
449 |
self.projchoice.SetSelection(i) |
self.projchoice.Enable(True) |
450 |
|
self.projchoice.SetSelection(i + 1) |
451 |
self.__DoOnProjChoice() |
self.__DoOnProjChoice() |
452 |
|
|
453 |
# |
# |
457 |
assert self.curProjPanel is not None |
assert self.curProjPanel is not None |
458 |
|
|
459 |
self.curProjPanel.SetProjection(proj) |
self.curProjPanel.SetProjection(proj) |
460 |
|
break |
461 |
i += 1 |
i += 1 |
462 |
|
else: |
463 |
|
self.projchoice.Select(0) |
464 |
|
self.projchoice.Disable() |
465 |
|
self._show_proj_panel(UnknownProjPanel) |
466 |
|
else: |
467 |
|
self.projfilepath.SetLabel(_("Multiple Projections selected")) |
468 |
|
|
469 |
self.__VerifyButtons() |
self.__VerifyButtons() |
470 |
|
|
481 |
At the end of this method self.curProjPanel will not be None |
At the end of this method self.curProjPanel will not be None |
482 |
if there was a item selected. |
if there was a item selected. |
483 |
""" |
""" |
|
|
|
484 |
choice = self.projchoice |
choice = self.projchoice |
485 |
|
|
486 |
sel = choice.GetSelection() |
sel = choice.GetSelection() |
487 |
if sel != -1: |
if sel != -1: |
488 |
|
proj_type = choice.GetClientData(sel) |
489 |
clazz, obj = choice.GetClientData(sel) |
for t, name, cls in self.projection_panel_defs: |
490 |
|
if t == proj_type: |
491 |
if obj is None: |
self._show_proj_panel(cls) |
492 |
obj = clazz(self.panel_edit, self.receiver) |
break |
493 |
choice.SetClientData(sel, [clazz, obj]) |
# FIXME: what to do if sel == -1? |
494 |
|
|
495 |
if self.curProjPanel is not None: |
def _show_proj_panel(self, panel_class): |
496 |
self.curProjPanel.Hide() |
"""Show the panel as the projection panel""" |
497 |
self.sizer_projctrls.Remove(self.curProjPanel) |
if panel_class is UnknownProjPanel: |
498 |
|
self.edit_box.Disable() |
499 |
self.curProjPanel = obj |
self.nbsizer.Activate(self.unknown_projection_panel) |
500 |
self.curProjPanel.Show() |
self.curProjPanel = self.unknown_projection_panel |
501 |
|
else: |
502 |
self.sizer_projctrls.Add(self.curProjPanel, 1, |
self.edit_box.Enable(True) |
503 |
wxALL|wxEXPAND|wxADJUST_MINSIZE, 3) |
self.unknown_projection_panel.Hide() |
504 |
self.sizer_projctrls.Layout() |
for panel in self.projection_panels: |
505 |
self.Layout() |
if panel.__class__ is panel_class: |
506 |
self.topBox.SetSizeHints(self) |
self.nbsizer.Activate(panel) |
507 |
|
self.curProjPanel = panel |
508 |
|
|
509 |
def __SetProjection(self): |
def __SetProjection(self): |
510 |
"""Set the receiver's projection.""" |
"""Set the receiver's projection.""" |
522 |
Could be None. |
Could be None. |
523 |
""" |
""" |
524 |
|
|
525 |
sel = self.availprojs.GetSelections() |
assert self.projection_list.GetSelectedItemCount() < 2, \ |
526 |
assert len(sel) < 2, "button should be disabled" |
"button should be disabled" |
|
|
|
527 |
|
|
528 |
|
sel = self.projection_list.selected_projections() |
529 |
if len(sel) == 1: |
if len(sel) == 1: |
530 |
proj = self.availprojs.GetClientData(sel[0])[CLIENT_PROJ] |
if sel[0][0] is None: |
|
if proj is None: |
|
531 |
# <None> is selected |
# <None> is selected |
532 |
return None |
return None |
533 |
|
|
534 |
# |
# self.curProjPanel should always contain the most relevant data |
535 |
# self.curProjPanel should always contain the most |
# for a projection |
|
# relevant data for a projection |
|
|
# |
|
536 |
if self.curProjPanel is not None: |
if self.curProjPanel is not None: |
537 |
return Projection(self.curProjPanel.GetParameters(), |
return Projection(self.curProjPanel.GetParameters(), |
538 |
self.projname.GetValue()) |
self.projname.GetValue()) |
539 |
|
|
540 |
return None |
return None |
541 |
|
|
542 |
def __FillAvailList(self, selectCurrent = False, selectProj = None): |
def load_user_proj(self): |
543 |
"""Populate the list of available projections. |
ThubanBeginBusyCursor() |
544 |
|
try: |
545 |
selectCurrent -- if True, select the projection used by |
if self.__usrProjFile is None: |
546 |
the receiver, otherwise select nothing. |
projfile, warnings = get_user_proj_file() |
547 |
selectProj -- if set, select the projection found under the |
self.show_warnings(_("Warnings"), projfile.GetFilename(), |
548 |
specified name. This overwrites any other |
warnings) |
549 |
selection estimate. |
self.__usrProjFile = projfile |
550 |
""" |
return self.__usrProjFile |
551 |
|
finally: |
552 |
self.availprojs.Clear() |
ThubanEndBusyCursor() |
|
|
|
|
# |
|
|
# the list can never be empty. there will always be |
|
|
# at least this one item |
|
|
# |
|
|
self.availprojs.Append("<None>", (None, None)) |
|
|
|
|
|
projfile = get_system_proj_files() |
|
|
projfile = projfile[0] |
|
|
for proj in projfile.GetProjections(): |
|
|
self.availprojs.Append(proj.GetName(), [proj, projfile]) |
|
|
self.__sysProjFile = projfile |
|
|
|
|
|
projfile = get_user_proj_files() |
|
|
projfile = projfile[0] |
|
|
for proj in projfile.GetProjections(): |
|
|
self.availprojs.Append(proj.GetName(), [proj, projfile]) |
|
|
self.__usrProjFile = projfile |
|
|
|
|
|
# |
|
|
# We add the current projection to the list at last. |
|
|
# Since the list is resorted immediately a following FindString() |
|
|
# determines the index correctly. |
|
|
# |
|
|
proj = self.receiver.GetProjection() |
|
|
if proj is not None: |
|
|
proj_item = _("%s (current)") % proj.GetName() |
|
|
self.availprojs.Append(proj_item, [proj, None]) |
|
|
if selectCurrent: |
|
|
self.availprojs.SetSelection( |
|
|
self.availprojs.FindString(proj_item) |
|
|
) |
|
|
else: |
|
|
if selectCurrent: |
|
|
self.availprojs.SetSelection( |
|
|
self.availprojs.FindString("<None>") |
|
|
) |
|
|
if selectProj: |
|
|
self.availprojs.SetSelection( |
|
|
self.availprojs.FindString(selectProj) |
|
|
) |
|
|
|
|
|
|
|
|
|
|
|
def __set_properties(self): |
|
|
|
|
|
#self.availprojs.SetSelection(0) |
|
|
self.projchoice.SetSelection(0) |
|
|
|
|
|
self.__FillAvailList(selectCurrent = True) |
|
|
|
|
|
self.projname.SetMaxLength(32) |
|
|
|
|
|
def __do_layout(self): |
|
|
# originally generated by wxGlade |
|
|
|
|
|
self.topBox = wxBoxSizer(wxVERTICAL) |
|
|
self.sizer_panel = wxBoxSizer(wxVERTICAL) |
|
|
sizer_6 = wxBoxSizer(wxHORIZONTAL) |
|
|
self.sizer_mainbttns = wxBoxSizer(wxHORIZONTAL) |
|
|
self.sizer_mainctrls = wxBoxSizer(wxHORIZONTAL) |
|
|
self.sizer_edit = wxStaticBoxSizer(wxStaticBox(self.panel_edit, -1, _("Edit")), wxHORIZONTAL) |
|
|
sizer_11 = wxBoxSizer(wxVERTICAL) |
|
|
self.sizer_projctrls = wxBoxSizer(wxVERTICAL) |
|
|
sizer_14 = wxBoxSizer(wxHORIZONTAL) |
|
|
sizer_13 = wxBoxSizer(wxHORIZONTAL) |
|
|
sizer_15 = wxBoxSizer(wxVERTICAL) |
|
|
sizer_15.Add(self.button_import, 0, wxALL, 4) |
|
|
sizer_15.Add(self.button_export, 0, wxALL, 4) |
|
|
sizer_15.Add(20, 20, 0, wxEXPAND, 0) |
|
|
sizer_15.Add(self.button_remove, 0, wxALL|wxALIGN_BOTTOM, 4) |
|
|
|
|
|
# list controls |
|
|
grid_sizer_1 = wxFlexGridSizer(3, 2, 0, 0) |
|
|
grid_sizer_1.Add(self.label_5, 0, wxLEFT|wxRIGHT|wxTOP, 4) |
|
|
grid_sizer_1.Add(20, 20, 0, wxEXPAND, 0) |
|
|
grid_sizer_1.Add(self.availprojs, 1, wxALL|wxEXPAND|wxADJUST_MINSIZE, 4) |
|
|
grid_sizer_1.Add(sizer_15, 0, wxALL|wxEXPAND, 4) |
|
|
grid_sizer_1.Add(self.projfilepath, 0, wxEXPAND|wxALL|wxADJUST_MINSIZE, 4) |
|
|
grid_sizer_1.AddGrowableRow(1) |
|
|
grid_sizer_1.AddGrowableCol(0) |
|
|
|
|
|
# edit controls |
|
|
sizer_13.Add(self.label_2, 0, wxALL|wxALIGN_CENTER_VERTICAL, 4) |
|
|
sizer_13.Add(self.projname, 1, wxALL, 4) |
|
|
self.sizer_projctrls.Add(sizer_13, 0, wxEXPAND, 0) |
|
|
sizer_14.Add(self.label_3, 0, wxALL|wxALIGN_CENTER_VERTICAL, 4) |
|
|
sizer_14.Add(self.projchoice, 1, wxALL|wxALIGN_CENTER_VERTICAL, 4) |
|
|
self.sizer_projctrls.Add(sizer_14, 0, wxEXPAND, 0) |
|
|
self.sizer_edit.Add(self.sizer_projctrls, 1, wxEXPAND, 0) |
|
|
sizer_11.Add(self.button_new, 0, wxEXPAND|wxALL, 4) |
|
|
sizer_11.Add(self.button_add, 0, wxEXPAND|wxALL, 4) |
|
|
sizer_11.Add(20, 20, 0, wxEXPAND, 0) |
|
|
sizer_11.Add(self.button_save, 0, wxEXPAND|wxALL|wxALIGN_BOTTOM, 4) |
|
|
self.sizer_edit.Add(sizer_11, 0, wxALL|wxEXPAND, 4) |
|
|
|
|
|
sizer_6.Add(self.button_try, 0, wxRIGHT| wxEXPAND, 10) |
|
|
sizer_6.Add(self.button_revert, 0, wxRIGHT| wxEXPAND, 10) |
|
|
sizer_6.Add(self.button_ok, 0, wxRIGHT| wxEXPAND, 10) |
|
|
sizer_6.Add(self.button_close, 0, wxRIGHT| wxEXPAND, 10) |
|
|
|
|
|
self.panel_1.SetAutoLayout(1) |
|
|
self.panel_1.SetSizer(grid_sizer_1) |
|
|
grid_sizer_1.Fit(self.panel_1) |
|
|
grid_sizer_1.SetSizeHints(self.panel_1) |
|
|
|
|
|
self.panel_edit.SetAutoLayout(1) |
|
|
self.panel_edit.SetSizer(self.sizer_edit) |
|
|
self.sizer_edit.Fit(self.panel_edit) |
|
|
self.sizer_edit.SetSizeHints(self.panel_edit) |
|
|
|
|
|
self.sizer_mainctrls.Add(self.panel_1, 0, |
|
|
wxALL|wxEXPAND|wxADJUST_MINSIZE, 0) |
|
|
self.sizer_mainctrls.Add(self.panel_edit, 1, |
|
|
wxALL|wxEXPAND|wxADJUST_MINSIZE, 0) |
|
553 |
|
|
554 |
self.sizer_mainbttns.Add(sizer_6, 0, |
def load_system_proj(self): |
555 |
wxALL|wxEXPAND|wxADJUST_MINSIZE, 10) |
ThubanBeginBusyCursor() |
556 |
|
try: |
557 |
|
if self.__sysProjFile is None: |
558 |
|
projfile, warnings = get_system_proj_file() |
559 |
|
self.show_warnings(_("Warnings"), projfile.GetFilename(), |
560 |
|
warnings) |
561 |
|
self.__sysProjFile = projfile |
562 |
|
return self.__sysProjFile |
563 |
|
finally: |
564 |
|
ThubanEndBusyCursor() |
565 |
|
|
566 |
self.topBox.Add(self.sizer_mainctrls, 1, wxALL|wxEXPAND, 4) |
def write_proj_file(self, proj_file): |
567 |
self.topBox.Add(self.sizer_mainbttns, 0, wxALIGN_RIGHT|wxBOTTOM, 0) |
"""Write the ProjFile object proj_file back to its file |
568 |
|
|
569 |
self.SetAutoLayout(1) |
Show a busy cursor while writing and if an error occurs show a |
570 |
self.SetSizer(self.topBox) |
dialog with the error message. |
571 |
self.topBox.Fit(self) |
""" |
572 |
self.topBox.SetSizeHints(self) |
try: |
573 |
self.Layout() |
ThubanBeginBusyCursor() |
574 |
|
try: |
575 |
|
write_proj_file(proj_file) |
576 |
|
finally: |
577 |
|
ThubanEndBusyCursor() |
578 |
|
except IOError, (errno, errstr): |
579 |
|
self.__ShowError(proj_file.GetFilename(), errstr) |
580 |
|
|
|
# end of class ProjFrame |
|
581 |
|
|
582 |
|
|
583 |
class ProjPanel(wxPanel): |
class ProjPanel(wxPanel): |
587 |
wxPanel.__init__(self, parent, -1) |
wxPanel.__init__(self, parent, -1) |
588 |
|
|
589 |
self.__ellps = wxChoice(self, -1) |
self.__ellps = wxChoice(self, -1) |
590 |
self.ellpsData = [("airy" , _("Airy")), |
self.ellpsData = [("", _("<Unknown>")), |
591 |
|
("airy" , _("Airy")), |
592 |
("bessel", _("Bessel 1841")), |
("bessel", _("Bessel 1841")), |
593 |
("clrk66", _("Clarke 1866")), |
("clrk66", _("Clarke 1866")), |
594 |
("clrk80", _("Clarke 1880")), |
("clrk80", _("Clarke 1880")), |
595 |
("GRS80" , _("GRS 1980 (IUGG, 1980)")), |
("GRS80" , _("GRS 1980 (IUGG, 1980)")), |
596 |
("intl" , _("International 1909 (Hayford)")), |
("intl" , _("International 1909 (Hayford)")), |
636 |
self.__ellps.SetSelection(0) |
self.__ellps.SetSelection(0) |
637 |
|
|
638 |
def GetParameters(self): |
def GetParameters(self): |
639 |
return ["ellps=" + self.__ellps.GetClientData( |
ellps = self.__ellps.GetSelection() |
640 |
self.__ellps.GetSelection())] |
if ellps > 0: |
641 |
|
return ["ellps=" + self.__ellps.GetClientData(ellps)] |
642 |
|
return [] |
643 |
|
|
644 |
|
|
645 |
ID_TMPANEL_LAT = 4001 |
ID_TMPANEL_LAT = 4001 |
649 |
ID_TMPANEL_SCALE = 4005 |
ID_TMPANEL_SCALE = 4005 |
650 |
|
|
651 |
class UnknownProjPanel(ProjPanel): |
class UnknownProjPanel(ProjPanel): |
652 |
|
|
653 |
|
"""Panel for unknown projection types""" |
654 |
|
|
655 |
def __init__(self, parent, receiver): |
def __init__(self, parent, receiver): |
656 |
ProjPanel.__init__(self, parent) |
ProjPanel.__init__(self, parent) |
657 |
|
|
660 |
def _DoLayout(self): |
def _DoLayout(self): |
661 |
sizer = wxBoxSizer(wxVERTICAL) |
sizer = wxBoxSizer(wxVERTICAL) |
662 |
|
|
663 |
sizer.Add(wxStaticText(self, -1, |
sizer.Add(wxStaticText(self, -1, |
664 |
_("Thuban does not know the parameters for the " + |
_("Thuban does not know the parameters\n" |
665 |
"current projection and cannot display a " + |
"for the current projection and cannot\n" |
666 |
"configuration panel."))) |
"display a configuration panel."))) |
667 |
|
|
668 |
ProjPanel._DoLayout(self, sizer) |
ProjPanel._DoLayout(self, sizer) |
669 |
|
|
684 |
|
|
685 |
self.__latitude = wxTextCtrl(self, ID_TMPANEL_LAT) |
self.__latitude = wxTextCtrl(self, ID_TMPANEL_LAT) |
686 |
self.__longitude = wxTextCtrl(self, ID_TMPANEL_LONG) |
self.__longitude = wxTextCtrl(self, ID_TMPANEL_LONG) |
|
self.__scale = wxTextCtrl(self, ID_TMPANEL_SCALE) |
|
687 |
self.__falseEast = wxTextCtrl(self, ID_TMPANEL_FASLE_EAST) |
self.__falseEast = wxTextCtrl(self, ID_TMPANEL_FASLE_EAST) |
688 |
self.__falseNorth = wxTextCtrl(self, ID_TMPANEL_FALSE_NORTH) |
self.__falseNorth = wxTextCtrl(self, ID_TMPANEL_FALSE_NORTH) |
689 |
|
self.__scale = wxTextCtrl(self, ID_TMPANEL_SCALE) |
690 |
|
|
691 |
self._DoLayout() |
self._DoLayout() |
692 |
|
|
693 |
def _DoLayout(self): |
def _DoLayout(self): |
694 |
|
|
695 |
sizer = wxFlexGridSizer(4, 4, 0, 0) |
sizer = wxFlexGridSizer(4, 2, 0, 0) |
696 |
sizer.Add(wxStaticText(self, -1, _("Latitude:")), 0, wxALL, 4) |
sizer.Add(wxStaticText(self, -1, _("Latitude:")), 0, wxALL, 4) |
697 |
sizer.Add(self.__latitude, 0, wxALL, 4) |
sizer.Add(self.__latitude, 0, wxALL, 4) |
|
sizer.Add(wxStaticText(self, -1, _("False Easting:")), 0, wxALL, 4) |
|
|
sizer.Add(self.__falseEast, 0, wxALL, 4) |
|
698 |
sizer.Add(wxStaticText(self, -1, _("Longitude:")), 0, wxALL, 4) |
sizer.Add(wxStaticText(self, -1, _("Longitude:")), 0, wxALL, 4) |
699 |
sizer.Add(self.__longitude, 0, wxALL, 4) |
sizer.Add(self.__longitude, 0, wxALL, 4) |
700 |
|
sizer.Add(wxStaticText(self, -1, _("False Easting:")), 0, wxALL, 4) |
701 |
|
sizer.Add(self.__falseEast, 0, wxALL, 4) |
702 |
sizer.Add(wxStaticText(self, -1, _("False Northing:")), 0, wxALL, 4) |
sizer.Add(wxStaticText(self, -1, _("False Northing:")), 0, wxALL, 4) |
703 |
sizer.Add(self.__falseNorth, 0, wxALL, 4) |
sizer.Add(self.__falseNorth, 0, wxALL, 4) |
704 |
sizer.Add(wxStaticText(self, -1, _("Scale Factor:")), 0, wxALL, 4) |
sizer.Add(wxStaticText(self, -1, _("Scale Factor:")), 0, wxALL, 4) |
821 |
|
|
822 |
self.__fspLatitude = wxTextCtrl(self, -1) |
self.__fspLatitude = wxTextCtrl(self, -1) |
823 |
self.__sspLatitude = wxTextCtrl(self, -1) |
self.__sspLatitude = wxTextCtrl(self, -1) |
|
self.__originLat = wxTextCtrl(self, -1) |
|
824 |
self.__meridian = wxTextCtrl(self, -1) |
self.__meridian = wxTextCtrl(self, -1) |
825 |
|
self.__originLat = wxTextCtrl(self, -1) |
826 |
self.__falseEast = wxTextCtrl(self, -1) |
self.__falseEast = wxTextCtrl(self, -1) |
827 |
self.__falseNorth = wxTextCtrl(self, -1) |
self.__falseNorth = wxTextCtrl(self, -1) |
828 |
|
|