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# -*- coding: utf-8 -*-
#
# AWL simulator - FUP - Inline AWL element classes
#
# Copyright 2016-2018 Michael Buesch <m@bues.ch>
#
# 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, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
from __future__ import division, absolute_import, print_function, unicode_literals
#from awlsim.common.cython_support cimport * #@cy
from awlsim.common.compat import *
from awlsim.common.xmlfactory import *
from awlsim.gui.fup.fup_base import *
from awlsim.gui.fup.fup_elem import *
from awlsim.gui.fup.fup_elemoperand import *
from awlsim.gui.editwidget import *
class FupElem_AWL_factory(FupElem_factory):
def parser_open(self, tag):
assert(tag)
x = tag.getAttrInt("x")
y = tag.getAttrInt("y")
content = tag.getAttr("content", "")
uuid = tag.getAttr("uuid", None)
enabled = tag.getAttrBool("enabled", True)
self.elem = FupElem_AWL(x=x, y=y,
contentText=content,
uuid=uuid,
enabled=enabled)
self.elem.grid = self.grid
XmlFactory.parser_open(self, tag)
def parser_beginTag(self, tag):
XmlFactory.parser_beginTag(self, tag)
def parser_endTag(self, tag):
if tag.name == "element":
# Insert the element into the grid.
if not self.grid.placeElem(self.elem):
raise self.Error("<element> caused "
"a grid collision.")
self.parser_finish()
return
XmlFactory.parser_endTag(self, tag)
def composer_getTags(self):
elem = self.elem
return [
self.Tag(name="element",
attrs={
"type" : "awl",
"x" : str(elem.x),
"y" : str(elem.y),
"content" : elem.contentText,
"uuid" : str(elem.uuid),
"enabled" : "0" if not elem.enabled else "",
}
)
]
class FupElem_AWL(FupElem):
"""Inline-AWL FUP/FBD element"""
factory = FupElem_AWL_factory
def __init__(self, x, y, contentText="", **kwargs):
FupElem.__init__(self, x, y, **kwargs)
self.contentText = contentText
self._lightTextPen = QPen(QColor("#707070"))
self._lightTextPen.setWidth(0)
# Overridden method. For documentation see base class.
def getAreaViaPixCoord(self, pixelX, pixelY):
return self.AREA_BODY, 0
# Overridden method. For documentation see base class.
@property
def height(self):
return 3
# Overridden method. For documentation see base class.
@property
def width(self):
return 2
# Overridden method. For documentation see base class.
def draw(self, painter):
grid = self.grid
if not grid:
return
cellWidth = grid.cellPixWidth
cellHeight = grid.cellPixHeight
xpad, ypad = self._xpadding, self._ypadding
elemHeight = cellHeight * self.height
elemWidth = cellWidth * self.width
selected = self.selected
expanded = self.expanded and not selected
# Draw body
painter.setPen(self._outlineSelPen if selected
else self._outlinePen)
painter.setBrush(self._bgSelBrush if selected
else self._bgBrush)
(tlX, tlY), (trX, trY), (blX, blY), (brX, brY) = self._calcBodyBox()
painter.drawRoundedRect(tlX, tlY,
trX - tlX, blY - tlY,
self.BODY_CORNER_RADIUS,
self.BODY_CORNER_RADIUS)
# Draw content text
text = self.contentText
if text:
bodyRect = QRect(2 * xpad, 2 * ypad,
elemWidth - 4 * xpad, elemHeight - 4 * ypad)
textRect = bodyRect
textFlags = Qt.AlignLeft | Qt.AlignTop
if expanded:
textMaxRect = bodyRect.translated(0, 0)
textMaxRect.setHeight(grid.height * cellHeight)
textMaxRect.setWidth(grid.width * cellWidth)
textRect = painter.boundingRect(textMaxRect, textFlags, text)
if textRect.width() < bodyRect.width():
textRect.setWidth(bodyRect.width())
painter.setBrush(self._bgSelBrush if selected
else self._bgBrush)
painter.setPen(self._noPen)
painter.drawRect(textRect)
painter.setPen(self._textPen if expanded
else self._lightTextPen)
painter.setFont(self.getFont(8))
painter.drawText(textRect, textFlags, text)
# Draw symbol text
if not expanded:
painter.setPen(self._outlineSelPen if selected
else self._outlinePen)
painter.setBrush(self._bgSelBrush if selected
else self._bgBrush)
painter.setFont(self.getFont(16, bold=True))
painter.drawText(0, 0,
elemWidth, elemHeight,
Qt.AlignVCenter | Qt.AlignHCenter,
"AWL")
# Draw disable-marker
self._drawDisableMarker(painter)
# Overridden method. For documentation see base class.
def edit(self, parentWidget):
dlg = EditDialog(parentWidget,
readOnly=False, withHeader=False, withCpuStats=False,
okButton=True, cancelButton=True)
dlg.setWindowTitle("Inline AWL code")
source = AwlSource(sourceBytes=self.contentText.encode(
AwlSource.ENCODING,
"ignore"))
dlg.edit.setSource(source)
if dlg.exec_() == QDialog.Accepted:
source = dlg.edit.getSource()
self.contentText = source.sourceText
return True
return False
# Overridden method. For documentation see base class.
def expand(self, expand=True, area=None):
if expand != self.expanded:
self.expanded = expand
return True
return False
# Overridden method. For documentation see base class.
def prepareContextMenu(self, menu, area=None, conn=None):
menu.enableEdit(True)
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