ptmaptool.py

# -*- coding: utf-8 -*-
#-----------------------------------------------------------
#
# Profile
# Copyright (C) 2008  Borys Jurgiel
# Copyright (C) 2012  Patrice Verchere
#-----------------------------------------------------------
#
# licensed under the terms of GNU GPL 2
#
# 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.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, print to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
#---------------------------------------------------------------------
"""
from PyQt4.QtCore import *
from PyQt4.QtGui import *
"""
from qgis.PyQt.QtCore import *
from qgis.PyQt.QtGui import *

from qgis.core import *
from qgis.gui import *
import qgis

# ajh: we are still not using this
#from .selectlinetool import SelectLineTool








class ProfiletoolMapTool(QgsMapTool):

    moved = pyqtSignal(dict)
    rightClicked = pyqtSignal(dict)
    leftClicked = pyqtSignal(dict)
    doubleClicked = pyqtSignal(dict)
    desactivate = pyqtSignal()

    def __init__(self, canvas,button):
        QgsMapTool.__init__(self,canvas)
        self.canvas = canvas
        self.cursor = QCursor(Qt.CrossCursor)
        self.button = button

    def canvasMoveEvent(self,event):
        self.moved.emit({'x': event.pos().x(), 'y': event.pos().y()})


    def canvasReleaseEvent(self,event):
        if event.button() == Qt.RightButton:
            self.rightClicked.emit({'x': event.pos().x(), 'y': event.pos().y()})
        else:
            self.leftClicked.emit( {'x': event.pos().x(), 'y': event.pos().y()} )

    def canvasDoubleClickEvent(self,event):
        self.doubleClicked.emit( {'x': event.pos().x(), 'y': event.pos().y()} )

    def activate(self):
        QgsMapTool.activate(self)
        self.canvas.setCursor(self.cursor)
        #self.button.setCheckable(True)
        #self.button.setChecked(True)


    def deactivate(self):
        self.desactivate.emit()
        #self.button.setCheckable(False)
        try: #should work, but we'll use try anyway
            QgsMapTool.deactivate(self)
        except:
            pass # something funny is going on



    def isZoomTool(self):
        return False

    def setCursor(self,cursor):
        self.cursor = QCursor(cursor)