c7d196f387
correction for bug #06044 and #05975 popup for button 1 in all views color change for the reference person or family remove Hscale and use Scale with orientation selection layer works for rectangle selection. You need to use the last osm-gps-map. svn: r20396
140 lines
4.5 KiB
Python
140 lines
4.5 KiB
Python
# -*- python -*-
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# -*- coding: utf-8 -*-
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#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2011-2012 Serge Noiraud
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# $Id$
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#-------------------------------------------------------------------------
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#
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# Python modules
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#
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#-------------------------------------------------------------------------
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import os
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from math import pi
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from gi.repository import GObject
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#------------------------------------------------------------------------
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#
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# Set up logging
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#
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#------------------------------------------------------------------------
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import logging
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_LOG = logging.getLogger("maps.selectionlayer")
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#-------------------------------------------------------------------------
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#
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# Gramps Modules
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#
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#-------------------------------------------------------------------------
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#-------------------------------------------------------------------------
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#
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# osmGpsMap
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#
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#-------------------------------------------------------------------------
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try:
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from gi.repository import OsmGpsMap as osmgpsmap
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except:
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raise
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class SelectionLayer(GObject.GObject, osmgpsmap.MapLayer):
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def __init__(self):
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"""
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Initialize thz selection layer
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"""
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GObject.GObject.__init__(self)
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self.circles = []
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self.rectangles = []
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def add_circle(self, rds, lat, lon):
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"""
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Add a circle
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"""
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self.circles.append((rds, lat, lon))
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def add_rectangle(self, cp1, cp2):
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"""
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Add a rectangle
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"""
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self.rectangles.append((cp1, cp2))
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def do_draw(self, gpsmap, ctx):
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"""
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draw the circles and the rectangles
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"""
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for circle in self.circles:
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top_left = osmgpsmap.MapPoint.new_degrees(circle[1] + circle[0],
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circle[2] - circle[0])
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bottom_right = osmgpsmap.MapPoint.new_degrees(circle[1] - circle[0],
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circle[2] + circle[0])
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crd_x, crd_y = gpsmap.convert_geographic_to_screen(top_left)
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crd_x2, crd_y2 = gpsmap.convert_geographic_to_screen(bottom_right)
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width = float(crd_x2 - crd_x)
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height = float(crd_y2 - crd_y)
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ctx.set_line_width(3.0)
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ctx.set_source_rgba(0.0, 0.0, 0.0, 0.8)
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ctx.scale(1.0, (height/width))
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#ctx.arc(float(crd_x + crd_x2)/2, float(crd_y + crd_y2)/2, width, 0.0, 2*pi)
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# TODO : placement bug : waiting bug correction on osm-gps-map
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ctx.arc(float(crd_x + crd_x2)/2, float(crd_y+height*(height/width)/2), width, 0.0, 2*pi)
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ctx.stroke()
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for rectangle in self.rectangles:
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top_left, bottom_right = rectangle
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ctx.set_source_rgba(0.0, 0.0, 0.0, 0.8)
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ctx.set_line_width(3.0)
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crd_x, crd_y = gpsmap.convert_geographic_to_screen(top_left)
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crd_x2, crd_y2 = gpsmap.convert_geographic_to_screen(bottom_right)
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# be sure when can select a region in all case.
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if ( crd_x < crd_x2 ):
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if ( crd_y < crd_y2 ):
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ctx.rectangle(crd_x, crd_y, crd_x2 - crd_x, crd_y2 - crd_y)
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else:
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ctx.rectangle(crd_x, crd_y2, crd_x2 - crd_x, crd_y - crd_y2)
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else:
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if ( crd_y < crd_y2 ):
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ctx.rectangle(crd_x2, crd_y, crd_x - crd_x2, crd_y2 - crd_y)
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else:
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ctx.rectangle(crd_x2, crd_y2, crd_x - crd_x2, crd_y - crd_y2)
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ctx.stroke()
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def do_render(self, gpsmap):
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"""
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render the layer
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"""
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pass
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def do_busy(self):
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"""
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set the map busy
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"""
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return False
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def do_button_press(self, gpsmap, gdkeventbutton):
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"""
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Someone press a button
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"""
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return False
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GObject.type_register(SelectionLayer)
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