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# Authors: |
# Authors: |
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# Jonathan Coles <[email protected]> |
# Jonathan Coles <[email protected]> |
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# Frank Koormann <[email protected]> |
# Frank Koormann <[email protected]> |
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# Jan-Oliver Wagner <[email protected]> |
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# |
# |
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# This program is free software under the GPL (>=v2) |
# This program is free software under the GPL (>=v2) |
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# Read the file COPYING coming with Thuban for details. |
# Read the file COPYING coming with Thuban for details. |
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import os, sys, math |
"""Projection dialog""" |
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__version__ = "$Revision$" |
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# $Source$ |
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# $Id$ |
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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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EVT_TEXT(self, ID_PROJ_PROJNAME, self._OnProjName) |
EVT_TEXT(self, ID_PROJ_PROJNAME, self._OnProjName) |
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def OnApply(self, event): |
def OnApply(self, event): |
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self.__SetProjection() |
self.__SetProjection() |
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self.haveTried = True |
self.haveTried = True |
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self.receiver.SetProjection(self.originalProjection) |
self.receiver.SetProjection(self.originalProjection) |
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self.haveTried = False |
self.haveTried = False |
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def _OnNew(self, event): |
def _OnNew(self, event): |
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# clear all selections |
# clear all selections |
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def _OnProjAvail(self, event): |
def _OnProjAvail(self, event): |
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self.__DoOnProjAvail() |
self.__DoOnProjAvail() |
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def show_warnings(self, title, filename, warnings): |
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"""Show the warnings (a list of strings) in a dialog |
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If the list is empty no dialog will be shown. |
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""" |
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if warnings: |
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text = (_('Warnings when reading "%s":\n\n%s') |
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% (filename, "\n\n".join(warnings))) |
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self.parent.RunMessageBox(title, text) |
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def _OnImport(self, event): |
def _OnImport(self, event): |
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dlg = wxFileDialog(self, _("Import"), style = wxOPEN) |
dlg = wxFileDialog(self, _("Import"), style = wxOPEN) |
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path = dlg.GetPath() |
path = dlg.GetPath() |
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try: |
try: |
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projFile = read_proj_file(path) |
projFile, warnings = read_proj_file(path) |
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self.show_warnings(_("Warnings"), path, warnings) |
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for proj in projFile.GetProjections(): |
for proj in projFile.GetProjections(): |
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self.__usrProjFile.Add(proj) |
self.__usrProjFile.Add(proj) |
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write_proj_file(self.__usrProjFile) |
write_proj_file(self.__usrProjFile) |
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if proj is None: |
if proj is None: |
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# user selected <None> |
# user selected <None> |
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self.projname.Clear() |
self.projname.Clear() |
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self.projfilepath.SetLabel(_("Projection File: ")) |
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else: |
else: |
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if projfile is not None: |
if projfile is not None: |
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self.projfilepath.SetLabel(projfile.GetFilename()) |
self.projfilepath.SetLabel(_("Projection File: ") + |
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os.path.basename(projfile.GetFilename())) |
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else: |
else: |
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# only None if the currently used projection is selected |
# only None if the currently used projection is selected |
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self.projfilepath.SetLabel("") |
self.projfilepath.SetLabel(_("Projection File: ")) |
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self.projname.SetValue(proj.GetName()) |
self.projname.SetValue(proj.GetName()) |
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i = 0 |
i = 0 |
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for projType, name, clazz in self.projPanels: |
for projType, name, clazz in self.projPanels: |
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if myProjType == projType: |
if myProjType == projType: |
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self.projchoice.Enable(True) |
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self.projchoice.SetSelection(i) |
self.projchoice.SetSelection(i) |
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self.__DoOnProjChoice() |
self.__DoOnProjChoice() |
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assert self.curProjPanel is not None |
assert self.curProjPanel is not None |
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self.curProjPanel.SetProjection(proj) |
self.curProjPanel.SetProjection(proj) |
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break |
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i += 1 |
i += 1 |
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else: |
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self.projchoice.Disable() |
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self._show_proj_panel(UnknownProjPanel(self.panel_edit, |
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self.receiver)) |
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self.__VerifyButtons() |
self.__VerifyButtons() |
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sel = choice.GetSelection() |
sel = choice.GetSelection() |
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if sel != -1: |
if sel != -1: |
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clazz, obj = choice.GetClientData(sel) |
clazz, obj = choice.GetClientData(sel) |
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if obj is None: |
if obj is None: |
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obj = clazz(self.panel_edit, self.receiver) |
obj = clazz(self.panel_edit, self.receiver) |
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choice.SetClientData(sel, [clazz, obj]) |
choice.SetClientData(sel, [clazz, obj]) |
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self._show_proj_panel(obj) |
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def _show_proj_panel(self, panel): |
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"""Show the panel as the projection panel""" |
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if self.curProjPanel is not None: |
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self.curProjPanel.Hide() |
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self.sizer_projctrls.Remove(self.curProjPanel) |
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self.curProjPanel = panel |
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self.curProjPanel.Show() |
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if self.curProjPanel is not None: |
self.sizer_projctrls.Add(self.curProjPanel, 1, |
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self.curProjPanel.Hide() |
wxALL|wxEXPAND|wxADJUST_MINSIZE, 3) |
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self.sizer_projctrls.Remove(self.curProjPanel) |
self.sizer_projctrls.Layout() |
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self.Layout() |
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self.curProjPanel = obj |
self.topBox.SetSizeHints(self) |
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self.curProjPanel.Show() |
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self.sizer_projctrls.Add(self.curProjPanel, 1, |
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wxALL|wxEXPAND|wxADJUST_MINSIZE, 3) |
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self.sizer_projctrls.Layout() |
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self.Layout() |
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self.topBox.SetSizeHints(self) |
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def __SetProjection(self): |
def __SetProjection(self): |
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"""Set the receiver's projection.""" |
"""Set the receiver's projection.""" |
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# |
# |
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self.availprojs.Append("<None>", (None, None)) |
self.availprojs.Append("<None>", (None, None)) |
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projfile = get_system_proj_files() |
projfile, warnings = get_system_proj_file() |
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projfile = projfile[0] |
self.show_warnings(_("Warnings"), projfile.GetFilename(), warnings) |
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for proj in projfile.GetProjections(): |
for proj in projfile.GetProjections(): |
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self.availprojs.Append(proj.GetName(), [proj, projfile]) |
self.availprojs.Append(proj.GetName(), [proj, projfile]) |
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self.__sysProjFile = projfile |
self.__sysProjFile = projfile |
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projfile = get_user_proj_files() |
projfile, warnings = get_user_proj_file() |
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projfile = projfile[0] |
self.show_warnings(_("Warnings"), projfile.GetFilename(), warnings) |
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for proj in projfile.GetProjections(): |
for proj in projfile.GetProjections(): |
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self.availprojs.Append(proj.GetName(), [proj, projfile]) |
self.availprojs.Append(proj.GetName(), [proj, projfile]) |
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self.__usrProjFile = projfile |
self.__usrProjFile = projfile |
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self.__FillAvailList(selectCurrent = True) |
self.__FillAvailList(selectCurrent = True) |
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self.projname.SetMaxLength(32) |
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def __do_layout(self): |
def __do_layout(self): |
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# originally generated by wxGlade |
# originally generated by wxGlade |
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grid_sizer_1.Add(20, 20, 0, wxEXPAND, 0) |
grid_sizer_1.Add(20, 20, 0, wxEXPAND, 0) |
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grid_sizer_1.Add(self.availprojs, 1, wxALL|wxEXPAND|wxADJUST_MINSIZE, 4) |
grid_sizer_1.Add(self.availprojs, 1, wxALL|wxEXPAND|wxADJUST_MINSIZE, 4) |
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grid_sizer_1.Add(sizer_15, 0, wxALL|wxEXPAND, 4) |
grid_sizer_1.Add(sizer_15, 0, wxALL|wxEXPAND, 4) |
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grid_sizer_1.Add(self.projfilepath, 0, wxALL|wxADJUST_MINSIZE, 4) |
grid_sizer_1.Add(self.projfilepath, 0, wxEXPAND|wxALL|wxADJUST_MINSIZE, 4) |
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grid_sizer_1.AddGrowableRow(1) |
grid_sizer_1.AddGrowableRow(1) |
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grid_sizer_1.AddGrowableCol(0) |
grid_sizer_1.AddGrowableCol(0) |
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ID_TMPANEL_SCALE = 4005 |
ID_TMPANEL_SCALE = 4005 |
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class UnknownProjPanel(ProjPanel): |
class UnknownProjPanel(ProjPanel): |
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"""Panel for unknown projection types""" |
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def __init__(self, parent, receiver): |
def __init__(self, parent, receiver): |
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ProjPanel.__init__(self, parent) |
ProjPanel.__init__(self, parent) |
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def _DoLayout(self): |
def _DoLayout(self): |
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sizer = wxBoxSizer(wxVERTICAL) |
sizer = wxBoxSizer(wxVERTICAL) |
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sizer.Add(wxStaticText(self, -1, |
sizer.Add(wxStaticText(self, -1, |
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_("Thuban does not know the parameters for the " + |
_("Thuban does not know the parameters for the" |
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"current projection and cannot display a " + |
" current projection\n" |
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"configuration panel."))) |
"and cannot display a configuration panel."))) |
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ProjPanel._DoLayout(self, sizer) |
ProjPanel._DoLayout(self, sizer) |
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ProjPanel.Clear(self) |
ProjPanel.Clear(self) |
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def _OnPropose(self, event): |
def _OnPropose(self, event): |
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UTMProposeZoneDialog |
"""Call the propose dialog. |
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If the receiver (e.g. the current map) has no bounding box, |
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inform the user accordingly. |
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""" |
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bb = self.receiver.BoundingBox() |
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if bb is None: |
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dlg = wxMessageDialog(self, |
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_("Can not propose: No bounding box found."), |
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_("Projection: Propose UTM Zone"), |
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wxOK | wxICON_INFORMATION) |
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dlg.CenterOnParent() |
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result = dlg.ShowModal() |
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dlg.Destroy() |
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return |
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dlg = UTMProposeZoneDialog(self, self.receiver.BoundingBox()) |
dlg = UTMProposeZoneDialog(self, self.receiver.BoundingBox()) |
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if dlg.ShowModal() == wxID_OK: |
if dlg.ShowModal() == wxID_OK: |
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self.__zone.SetValue(dlg.GetProposedZone()) |
self.__zone.SetValue(dlg.GetProposedZone()) |
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ID_UTM_PROPOSE_ZONE_DIALOG_TAKE = 4001 |
ID_UTM_PROPOSE_ZONE_DIALOG_TAKE = 4001 |
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ID_UTM_PROPOSE_ZONE_DIALOG_CANCEL = 4002 |
ID_UTM_PROPOSE_ZONE_DIALOG_CANCEL = 4002 |
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class UTMProposeZoneDialog(wxDialog): |
class UTMProposeZoneDialog(wxDialog): |
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"""Propose a sensible Zone considering the current map extent.""" |
"""Propose a sensible Zone considering the current map extent.""" |
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def __init__(self, parent, (x, y, x2, y2)): |
def __init__(self, parent, (x, y, x2, y2)): |
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wxDialog.__init__(self, parent, -1, _("Projection: Propose UTM Zone"), |
wxDialog.__init__(self, parent, -1, _("Projection: Propose UTM Zone"), |
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wxDefaultPosition, wxSize(200, 100)) |
wxDefaultPosition, wxSize(200, 100)) |
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self.parent = parent |
self.parent = parent |
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#x, y, x2, y2 = elf.parent.parent.map_bounding_box |
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x = x + 180 |
x = x + 180 |
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x2 = x2 + 180 |
x2 = x2 + 180 |
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center = (x2 - x) / 2 + x |
center = (x2 - x) / 2 + x |
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self.proposedZone = int(center / 6 + 1) |
self.proposedZone = int(center / 6 + 1) |
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self.dialogLayout() |
self.dialogLayout() |
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def dialogLayout(self): |
def dialogLayout(self): |
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topBox = wxBoxSizer(wxVERTICAL) |
topBox = wxBoxSizer(wxVERTICAL) |
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textBox = wxBoxSizer(wxVERTICAL) |
textBox = wxBoxSizer(wxVERTICAL) |
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textBox.Add(wxStaticText(self, -1, _("The current map extent center " + |
textBox.Add(wxStaticText(self, -1, _("The current map extent center " |
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"lies in UTM Zone")), |
"lies in UTM Zone")), |
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0, wxALIGN_CENTER|wxALL, 4) |
0, wxALIGN_CENTER|wxALL, 4) |
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textBox.Add(wxStaticText(self, -1, str(self.proposedZone)), |
textBox.Add(wxStaticText(self, -1, str(self.proposedZone)), |
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0, wxALIGN_CENTER|wxALL, 4) |
0, wxALIGN_CENTER|wxALL, 4) |
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topBox.Add(textBox, 1, wxEXPAND|wxALL, 4) |
topBox.Add(textBox, 1, wxEXPAND|wxALL, 4) |
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buttonBox = wxBoxSizer(wxHORIZONTAL) |
buttonBox = wxBoxSizer(wxHORIZONTAL) |
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buttonBox.Add(wxButton(self, ID_UTM_PROPOSE_ZONE_DIALOG_TAKE, |
buttonBox.Add(wxButton(self, ID_UTM_PROPOSE_ZONE_DIALOG_TAKE, |
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_("Take")), 0, wxALL, 4) |
_("Take")), 0, wxALL, 4) |
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topBox.Add(buttonBox, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 10) |
topBox.Add(buttonBox, 0, wxALIGN_CENTER_HORIZONTAL|wxALL, 10) |
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EVT_BUTTON(self, ID_UTM_PROPOSE_ZONE_DIALOG_TAKE, self.OnTake) |
EVT_BUTTON(self, ID_UTM_PROPOSE_ZONE_DIALOG_TAKE, self.OnTake) |
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EVT_BUTTON(self, ID_UTM_PROPOSE_ZONE_DIALOG_CANCEL, self.OnCancel) |
EVT_BUTTON(self, ID_UTM_PROPOSE_ZONE_DIALOG_CANCEL, self.OnCancel) |
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self.SetAutoLayout(True) |
self.SetAutoLayout(True) |
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self.SetSizer(topBox) |
self.SetSizer(topBox) |
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topBox.Fit(self) |
topBox.Fit(self) |
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topBox.SetSizeHints(self) |
topBox.SetSizeHints(self) |
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def OnTake(self, event): |
def OnTake(self, event): |
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self.EndModal(wxID_OK) |
self.EndModal(wxID_OK) |
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def OnCancel(self, event): |
def OnCancel(self, event): |
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self.EndModal(wxID_CANCEL) |
self.EndModal(wxID_CANCEL) |
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