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#!/usr/bin/env python3
############################################################################
#
# MODULE: Map Swipe
# AUTHOR(S): Anna Kratochvilova
# PURPOSE: The Map Swipe is a wxGUI component which allows the user to
# interactively compare two maps
# COPYRIGHT: (C) 2012 by Anna Kratochvilova, and the GRASS Development Team
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
############################################################################
# %module
# % description: Interactively compares two maps by swiping a visibility bar.
# % keyword: general
# % keyword: GUI
# % keyword: display
# %end
# %option G_OPT_R_INPUT
# % key: first
# % description: First (top/right) raster map
# % required: no
# %end
# %option G_OPT_R_INPUT
# % key: second
# % description: Second (bottom/left) raster map
# % required: no
# %end
# %option
# % key: mode
# % description: View mode
# % options: swipe,mirror
# % descriptions:swipe;swiping the upper map layer to show the map layer below ;mirror;synchronized maps side by side
# % answer: swipe
# % required: no
# %end
import os
import grass.script as gscript
def main():
options, flags = gscript.parser()
import wx
from grass.script.setup import set_gui_path
set_gui_path()
from core.settings import UserSettings
from core.giface import StandaloneGrassInterface
from core import globalvar
from mapswipe.frame import SwipeMapDisplay
driver = UserSettings.Get(group="display", key="driver", subkey="type")
if driver == "png":
os.environ["GRASS_RENDER_IMMEDIATE"] = "png"
else:
os.environ["GRASS_RENDER_IMMEDIATE"] = "cairo"
first = options["first"]
second = options["second"]
mode = options["mode"]
for mapName in [first, second]:
if mapName:
gfile = gscript.find_file(name=mapName)
if not gfile["name"]:
gscript.fatal(_("Raster map <%s> not found") % mapName)
app = wx.App()
# show main frame
frame = wx.Frame(
parent=None,
size=globalvar.MAP_WINDOW_SIZE,
title=_("Map Swipe Tool - GRASS GIS"),
)
frame = SwipeMapDisplay(
parent=frame,
giface=StandaloneGrassInterface(),
)
if first:
frame.SetFirstRaster(first)
if second:
frame.SetSecondRaster(second)
if first or second:
frame.SetRasterNames()
frame.SetViewMode(mode)
frame.Show()
app.MainLoop()
if __name__ == "__main__":
main()
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