| author | etisserant |
| Thu, 12 Jul 2007 11:27:43 +0200 | |
| changeset 36 | e7d67b27877f |
| parent 28 | fc23e1f415d8 |
| child 42 | 4a8400732001 |
| permissions | -rw-r--r-- |
| 0 | 1 |
#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor |
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#based on the plcopen standard. |
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# |
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#Copyright (C): Edouard TISSERANT and Laurent BESSARD |
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# |
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#See COPYING file for copyrights details. |
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# |
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#This library is free software; you can redistribute it and/or |
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#modify it under the terms of the GNU General Public |
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#License as published by the Free Software Foundation; either |
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#version 2.1 of the License, or (at your option) any later version. |
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# |
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#This library 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 GNU |
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#Lesser 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 |
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#License along with this library; 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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from wxPython.wx import * |
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import wx |
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from math import * |
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#------------------------------------------------------------------------------- |
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# Common constants |
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#------------------------------------------------------------------------------- |
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""" |
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Definition of constants for dimensions of graphic elements |
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""" |
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# FBD and SFC constants |
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MIN_MOVE = 5 # Minimum move before starting a element dragging |
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CONNECTOR_SIZE = 8 # Size of connectors |
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BLOCK_LINE_SIZE = 20 # Minimum size of each line in a block |
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HANDLE_SIZE = 6 # Size of the squares for handles |
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ANCHOR_DISTANCE = 5 # Distance where wire is automativally attached to a connector |
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POINT_RADIUS = 2 # Radius of the point of wire ends |
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MIN_SEGMENT_SIZE = 2 # Minimum size of the endling segments of a wire |
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# LD constants |
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LD_LINE_SIZE = 40 # Distance between two lines in a ladder rung |
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LD_ELEMENT_SIZE = (21, 15) # Size (width, height) of a ladder element (contact or coil) |
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LD_WIRE_SIZE = 30 # Size of a wire between two contact |
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LD_WIRECOIL_SIZE = 70 # Size of a wire between a coil and a contact |
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LD_OFFSET = (10, 10) # Distance (x, y) between each comment and rung of the ladder |
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LD_COMMENT_DEFAULTSIZE = (600, 40) # Size (width, height) of a comment box |
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# SFC constants |
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SFC_STEP_DEFAULT_SIZE = (40, 30) # Default size of a SFC step |
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SFC_TRANSITION_SIZE = (20, 2) # Size of a SFC transition |
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SFC_DEFAULT_SEQUENCE_INTERVAL = 40 # Default size of the interval between two divergence branches |
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SFC_SIMULTANEOUS_SEQUENCE_EXTRA = 20 # Size of extra lines for simultaneous divergence and convergence |
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SFC_JUMP_SIZE = (12, 13) # Size of a SFC jump to step |
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SFC_WIRE_MIN_SIZE = 25 # Size of a wire between two elements |
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SFC_ACTION_MIN_SIZE = (100, 30) # Minimum size of an action block line |
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# Type definition constants for graphic elements |
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[INPUT, OUTPUT, INOUT] = range(3) |
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[CONNECTOR, CONTINUATION] = range(2) |
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[LEFTRAIL, RIGHTRAIL] = range(2) |
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[CONTACT_NORMAL, CONTACT_REVERSE, CONTACT_RISING, CONTACT_FALLING] = range(4) |
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[COIL_NORMAL, COIL_REVERSE, COIL_SET, COIL_RESET] = range(4) |
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[SELECTION_DIVERGENCE, SELECTION_CONVERGENCE, SIMULTANEOUS_DIVERGENCE, SIMULTANEOUS_CONVERGENCE] = range(4) |
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# Constants for defining the type of dragging that has been selected |
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[HANDLE_MOVE, HANDLE_RESIZE, HANDLE_POINT, HANDLE_SEGMENT, HANDLE_CONNECTOR] = range(5) |
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# List of value for resize handle that are valid |
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VALID_HANDLES = [(1,1), (1,2), (1,3), (2,3), (3,3), (3,2), (3,1), (2,1)] |
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# Contants for defining the direction of a connector |
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[EAST, NORTH, WEST, SOUTH] = [(1,0), (0,-1), (-1,0), (0,1)] |
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# Contants for defining which mode is selected for each view |
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[MODE_SELECTION, MODE_BLOCK, MODE_VARIABLE, MODE_CONNECTION, MODE_COMMENT, MODE_WIRE, |
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MODE_COIL, MODE_CONTACT, MODE_POWERRAIL, MODE_INITIALSTEP, MODE_STEP, MODE_TRANSITION, |
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MODE_DIVERGENCE, MODE_JUMP, MODE_ACTION] = range(15) |
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# Contants for defining which drawing mode is selected for app |
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[FREEDRAWING_MODE, DRIVENDRAWING_MODE] = [1, 2] |
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""" |
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Basic vector operations for calculate wire points |
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""" |
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# Calculate the scalar product of two vectors |
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def product(v1, v2): |
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return v1[0] * v2[0] + v1[1] * v2[1] |
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# Create a vector from two points and define if vector must be normal |
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def vector(p1, p2, normal = True): |
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vector = (p2.x - p1.x, p2.y - p1.y) |
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if normal: |
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return normalize(vector) |
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return vector |
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# Calculate the norm of a given vector |
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def norm(v): |
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return sqrt(v[0] * v[0] + v[1] * v[1]) |
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# Normalize a given vector |
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def normalize(v): |
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v_norm = norm(v) |
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# Verifie if it is not a null vector |
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if v_norm > 0: |
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return (v[0] / v_norm, v[1] / v_norm) |
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else: |
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return v |
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""" |
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Function that calculates the nearest point of the grid defined by scaling for the given point |
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""" |
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def GetScaledEventPosition(event, dc, scaling): |
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pos = event.GetLogicalPosition(dc) |
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if scaling: |
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pos.x = round(float(pos.x) / float(scaling[0])) * scaling[0] |
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pos.y = round(float(pos.y) / float(scaling[1])) * scaling[1] |
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return pos |
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""" |
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Function that choose a direction during the wire points generation |
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""" |
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def DirectionChoice(v_base, v_target, dir_target): |
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dir_product = product(v_base, v_target) |
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if dir_product < 0: |
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return (-v_base[0], -v_base[1]) |
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elif dir_product == 0 and product(v_base, dir_target) != 0: |
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return dir_target |
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return v_base |
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#------------------------------------------------------------------------------- |
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# Viewer Rubberband |
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#------------------------------------------------------------------------------- |
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""" |
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Class that implements a rubberband |
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""" |
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class RubberBand: |
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# Create a rubberband by indicated on which window it must be drawn |
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def __init__(self, drawingSurface): |
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self.drawingSurface = drawingSurface |
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self.Reset() |
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# Method that initializes the internal attributes of the rubberband |
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def Reset(self): |
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self.startPoint = None |
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self.currentBox = None |
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self.lastBox = None |
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# Method that return if a box is currently edited |
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def IsShown(self): |
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return self.currentBox != None |
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# Method that returns the currently edited box |
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def GetCurrentExtent(self): |
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return self.currentBox |
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# Method called when a new box starts to be edited |
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def OnLeftDown(self, event, dc, scaling): |
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pos = GetScaledEventPosition(event, dc, scaling) |
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# Save the point for calculate the box position and size |
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self.startPoint = pos |
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self.currentBox = wxRect(pos.x, pos.y, 0, 0) |
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self.drawingSurface.SetCursor(wxStockCursor(wxCURSOR_CROSS)) |
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self.Redraw() |
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# Method called when dragging with a box edited |
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def OnMotion(self, event, dc, scaling): |
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pos = GetScaledEventPosition(event, dc, scaling) |
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# Save the last position and size of the box for erasing it |
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self.lastBox = wxRect(self.currentBox.x, self.currentBox.y, self.currentBox.width, |
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self.currentBox.height) |
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# Calculate new position and size of the box |
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if pos.x >= self.startPoint.x: |
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self.currentBox.x = self.startPoint.x |
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self.currentBox.width = pos.x - self.startPoint.x + 1 |
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else: |
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self.currentBox.x = pos.x |
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self.currentBox.width = self.startPoint.x - pos.x + 1 |
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if pos.y >= self.startPoint.y: |
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self.currentBox.y = self.startPoint.y |
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self.currentBox.height = pos.y - self.startPoint.y + 1 |
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else: |
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self.currentBox.y = pos.y |
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self.currentBox.height = self.startPoint.y - pos.y + 1 |
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self.Redraw() |
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# Method called when dragging is stopped |
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def OnLeftUp(self, event, dc, scaling): |
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self.drawingSurface.SetCursor(wxNullCursor) |
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self.lastBox = self.currentBox |
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self.currentBox = None |
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self.Redraw() |
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# Method that erase the last box and draw the new box |
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def Redraw(self): |
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dc = self.drawingSurface.GetLogicalDC() |
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dc.SetPen(wxPen(wxWHITE, 1, wxDOT)) |
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dc.SetBrush(wxTRANSPARENT_BRUSH) |
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dc.SetLogicalFunction(wxXOR) |
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if self.lastBox: |
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# Erase last box |
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dc.DrawRectangle(self.lastBox.x, self.lastBox.y, self.lastBox.width, |
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self.lastBox.height) |
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if self.currentBox: |
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# Draw current box |
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dc.DrawRectangle(self.currentBox.x, self.currentBox.y, self.currentBox.width, |
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self.currentBox.height) |
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# Erase last box |
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def Erase(self): |
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dc = self.drawingSurface.GetLogicalDC() |
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dc.SetPen(wxPen(wxWHITE, 1, wxDOT)) |
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dc.SetBrush(wxTRANSPARENT_BRUSH) |
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dc.SetLogicalFunction(wxXOR) |
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if self.lastBox: |
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dc.DrawRectangle(self.lastBox.x, self.lastBox.y, self.lastBox.width, |
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self.lastBox.height) |
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# Draw current box |
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def Draw(self): |
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dc = self.drawingSurface.GetLogicalDC() |
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dc.SetPen(wxPen(wxWHITE, 1, wxDOT)) |
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dc.SetBrush(wxTRANSPARENT_BRUSH) |
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dc.SetLogicalFunction(wxXOR) |
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if self.currentBox: |
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# Draw current box |
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dc.DrawRectangle(self.currentBox.x, self.currentBox.y, self.currentBox.width, |
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self.currentBox.height) |
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| 0 | 246 |
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#------------------------------------------------------------------------------- |
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# Graphic element base class |
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#------------------------------------------------------------------------------- |
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""" |
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Class that implements a generic graphic element |
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""" |
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class Graphic_Element: |
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# Create a new graphic element |
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def __init__(self, parent, id = None): |
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self.Parent = parent |
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self.Id = id |
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self.oldPos = None |
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self.Handle = False |
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self.Dragging = False |
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self.Selected = False |
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self.Pos = wxPoint(0, 0) |
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self.Size = wxSize(0, 0) |
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self.BoundingBox = wxRect(0, 0, 0, 0) |
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268 |
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# Make a clone of this element |
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def Clone(self): |
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return Graphic_Element(self.Parent, self.Id) |
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# Changes the block position |
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def SetPosition(self, x, y): |
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self.Pos.x = x |
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self.Pos.y = y |
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self.RefreshConnected() |
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self.RefreshBoundingBox() |
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279 |
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# Returns the block position |
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def GetPosition(self): |
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return self.Pos.x, self.Pos.y |
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# Changes the element size |
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def SetSize(self, width, height): |
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self.Size.SetWidth(width) |
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self.Size.SetHeight(height) |
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self.RefreshConnectors() |
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self.RefreshBoundingBox() |
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290 |
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# Returns the element size |
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def GetSize(self): |
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return self.Size.GetWidth(), self.Size.GetHeight() |
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294 |
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# Refresh the element Bounding Box |
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def RefreshBoundingBox(self): |
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self.BoundingBox = wxRect(self.Pos.x, self.Pos.y, self.Size[0], self.Size[1]) |
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298 |
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# Refresh the element connectors position |
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def RefreshConnectors(self): |
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pass |
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302 |
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# Refresh the position of wires connected to element inputs and outputs |
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def RefreshConnected(self): |
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pass |
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# Change the parent |
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def SetParent(self, parent): |
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self.Parent = parent |
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310 |
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311 |
# Override this method for defining the method to call for deleting this element |
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def Delete(self): |
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pass |
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314 |
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# Returns the Id |
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def GetId(self): |
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return self.Id |
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318 |
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# Returns if the point given is in the bounding box |
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def HitTest(self, pt): |
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rect = self.BoundingBox |
|
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return rect.InsideXY(pt.x, pt.y) |
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323 |
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# Override this method for refreshing the bounding box |
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def RefreshBoundingBox(self): |
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pass |
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327 |
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# Returns the bounding box |
|
329 |
def GetBoundingBox(self): |
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330 |
return self.BoundingBox |
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331 |
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# Change the variable that indicates if this element is selected |
|
333 |
def SetSelected(self, selected): |
|
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self.Selected = selected |
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335 |
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336 |
# Test if the point is on a handle of this element |
|
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def TestHandle(self, pt): |
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338 |
# Verify that this element is selected |
|
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if self.Selected: |
|
340 |
# Find if point is on a handle horizontally |
|
341 |
if self.BoundingBox.x - HANDLE_SIZE - 2 <= pt.x < self.BoundingBox.x - 2: |
|
342 |
handle_x = 1 |
|
343 |
elif self.BoundingBox.x + (self.BoundingBox.width - HANDLE_SIZE) / 2 <= pt.x < self.BoundingBox.x + (self.BoundingBox.width + HANDLE_SIZE) / 2: |
|
344 |
handle_x = 2 |
|
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elif self.BoundingBox.x + self.BoundingBox.width + 2 <= pt.x < self.BoundingBox.x + self.BoundingBox.width + HANDLE_SIZE + 2: |
|
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handle_x = 3 |
|
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else: |
|
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handle_x = 0 |
|
349 |
# Find if point is on a handle vertically |
|
350 |
if self.BoundingBox.y - HANDLE_SIZE - 2 <= pt.y < self.BoundingBox.y - 2: |
|
351 |
handle_y = 1 |
|
352 |
elif self.BoundingBox.y + (self.BoundingBox.height - HANDLE_SIZE) / 2 <= pt.y < self.BoundingBox.y + (self.BoundingBox.height + HANDLE_SIZE) / 2: |
|
353 |
handle_y = 2 |
|
354 |
elif self.BoundingBox.y + self.BoundingBox.height - 2 <= pt.y < self.BoundingBox.y + self.BoundingBox.height + HANDLE_SIZE + 2: |
|
355 |
handle_y = 3 |
|
356 |
else: |
|
357 |
handle_y = 0 |
|
358 |
# Verify that the result is valid |
|
359 |
if (handle_x, handle_y) in VALID_HANDLES: |
|
360 |
return handle_x, handle_y |
|
361 |
return 0, 0 |
|
362 |
||
363 |
# Method called when a LeftDown event have been generated |
|
| 27 | 364 |
def OnLeftDown(self, event, dc, scaling): |
365 |
pos = event.GetLogicalPosition(dc) |
|
| 0 | 366 |
# Test if an handle have been clicked |
367 |
result = self.TestHandle(pos) |
|
368 |
# Find which type of handle have been clicked, |
|
369 |
# Save a resize event and change the cursor |
|
370 |
if result == (1, 1) or result == (3, 3): |
|
371 |
self.Handle = (HANDLE_RESIZE, result) |
|
372 |
self.Parent.SetCursor(wxStockCursor(wxCURSOR_SIZENWSE)) |
|
373 |
elif result == (1, 3) or result == (3, 1): |
|
374 |
self.Handle = (HANDLE_RESIZE, result) |
|
375 |
self.Parent.SetCursor(wxStockCursor(wxCURSOR_SIZENESW)) |
|
376 |
elif result == (1, 2) or result == (3, 2): |
|
377 |
self.Handle = (HANDLE_RESIZE, result) |
|
378 |
self.Parent.SetCursor(wxStockCursor(wxCURSOR_SIZEWE)) |
|
379 |
elif result == (2, 1) or result == (2, 3): |
|
380 |
self.Handle = (HANDLE_RESIZE, result) |
|
381 |
self.Parent.SetCursor(wxStockCursor(wxCURSOR_SIZENS)) |
|
382 |
# If no handle have been clicked, save a move event, and change the cursor |
|
383 |
else: |
|
384 |
self.Handle = (HANDLE_MOVE, None) |
|
385 |
self.Parent.SetCursor(wxStockCursor(wxCURSOR_HAND)) |
|
386 |
self.SetSelected(False) |
|
387 |
# Initializes the last position |
|
| 27 | 388 |
self.oldPos = GetScaledEventPosition(event, dc, scaling) |
| 0 | 389 |
|
390 |
# Method called when a LeftUp event have been generated |
|
| 27 | 391 |
def OnLeftUp(self, event, dc, scaling): |
| 0 | 392 |
# If a dragging have been initiated |
393 |
if self.Dragging and self.oldPos: |
|
394 |
# Calculate the movement of cursor and refreshes the element state |
|
| 27 | 395 |
pos = GetScaledEventPosition(event, dc, scaling) |
| 0 | 396 |
movex = pos.x - self.oldPos.x |
397 |
movey = pos.y - self.oldPos.y |
|
398 |
self.ProcessDragging(movex, movey) |
|
399 |
self.RefreshModel() |
|
400 |
self.SetSelected(True) |
|
401 |
self.oldPos = None |
|
402 |
||
403 |
# Method called when a RightUp event have been generated |
|
| 27 | 404 |
def OnRightUp(self, event, dc, scaling): |
| 0 | 405 |
self.SetSelected(True) |
406 |
self.oldPos = None |
|
407 |
||
408 |
# Method called when a LeftDClick event have been generated |
|
| 27 | 409 |
def OnLeftDClick(self, event, dc, scaling): |
| 0 | 410 |
pass |
411 |
||
412 |
# Method called when a Motion event have been generated |
|
| 27 | 413 |
def OnMotion(self, event, dc, scaling): |
| 0 | 414 |
# If the cursor is dragging and the element have been clicked |
415 |
if event.Dragging() and self.oldPos: |
|
416 |
# Calculate the movement of cursor |
|
| 27 | 417 |
pos = GetScaledEventPosition(event, dc, scaling) |
| 0 | 418 |
movex = pos.x - self.oldPos.x |
419 |
movey = pos.y - self.oldPos.y |
|
420 |
# If movement is greater than MIN_MOVE then a dragging is initiated |
|
421 |
if not self.Dragging and (abs(movex) > MIN_MOVE or abs(movey) > MIN_MOVE): |
|
422 |
self.Dragging = True |
|
423 |
# If a dragging have been initiated, refreshes the element state |
|
424 |
if self.Dragging: |
|
|
3
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
425 |
self.oldPos = pos |
| 0 | 426 |
self.ProcessDragging(movex, movey) |
427 |
# If cursor just pass over the element, changes the cursor if it is on a handle |
|
428 |
else: |
|
| 27 | 429 |
pos = event.GetLogicalPosition(dc) |
| 0 | 430 |
handle = self.TestHandle(pos) |
431 |
if handle == (1, 1) or handle == (3, 3): |
|
432 |
wxCallAfter(self.Parent.SetCursor, wxStockCursor(wxCURSOR_SIZENWSE)) |
|
433 |
elif handle == (1, 3) or handle == (3, 1): |
|
434 |
wxCallAfter(self.Parent.SetCursor, wxStockCursor(wxCURSOR_SIZENESW)) |
|
435 |
elif handle == (1, 2) or handle == (3, 2): |
|
436 |
wxCallAfter(self.Parent.SetCursor, wxStockCursor(wxCURSOR_SIZEWE)) |
|
437 |
elif handle == (2, 1) or handle == (2, 3): |
|
438 |
wxCallAfter(self.Parent.SetCursor, wxStockCursor(wxCURSOR_SIZENS)) |
|
439 |
else: |
|
440 |
wxCallAfter(self.Parent.SetCursor, wxNullCursor) |
|
441 |
||
442 |
# Moves the element |
|
443 |
def Move(self, dx, dy, exclude = []): |
|
444 |
self.Pos.x += dx |
|
445 |
self.Pos.y += dy |
|
446 |
self.RefreshConnected(exclude) |
|
447 |
self.RefreshBoundingBox() |
|
448 |
||
449 |
# Resizes the element from position and size given |
|
450 |
def Resize(self, x, y, width, height): |
|
451 |
self.Move(x, y) |
|
452 |
self.SetSize(width, height) |
|
453 |
||
454 |
# Refreshes the element state according to move defined and handle selected |
|
455 |
def ProcessDragging(self, movex, movey): |
|
456 |
handle_type, handle = self.Handle |
|
457 |
# If it is a resize handle, calculate the values from resizing |
|
458 |
if handle_type == HANDLE_RESIZE: |
|
459 |
x, y = 0, 0 |
|
460 |
width, height = self.GetSize() |
|
461 |
if handle[0] == 1: |
|
462 |
x = movex |
|
463 |
width -= movex |
|
464 |
elif handle[0] == 3: |
|
465 |
width += movex |
|
466 |
if handle[1] == 1: |
|
467 |
y = movey |
|
468 |
height -= movey |
|
469 |
elif handle[1] == 3: |
|
470 |
height += movey |
|
471 |
# Verify that new size is not lesser than minimum |
|
472 |
min_width, min_height = self.GetMinSize() |
|
473 |
if width >= min_width and height >= min_height: |
|
474 |
self.Resize(x, y, width, height) |
|
475 |
# If it is a move handle, Move this element |
|
476 |
elif handle_type == HANDLE_MOVE: |
|
477 |
self.Move(movex, movey) |
|
478 |
||
479 |
# Override this method for defining the method to call for refreshing the model of this element |
|
480 |
def RefreshModel(self, move=True): |
|
481 |
pass |
|
482 |
||
483 |
# Draws the handles of this element if it is selected |
|
484 |
def Draw(self, dc): |
|
485 |
if self.Selected: |
|
486 |
dc.SetPen(wxBLACK_PEN) |
|
487 |
dc.SetBrush(wxBLACK_BRUSH) |
|
488 |
dc.DrawRectangle(self.BoundingBox.x - HANDLE_SIZE - 2, self.BoundingBox.y - HANDLE_SIZE - 2, HANDLE_SIZE, HANDLE_SIZE) |
|
489 |
dc.DrawRectangle(self.BoundingBox.x + (self.BoundingBox.width - HANDLE_SIZE) / 2, |
|
490 |
self.BoundingBox.y - HANDLE_SIZE - 2, HANDLE_SIZE, HANDLE_SIZE) |
|
491 |
dc.DrawRectangle(self.BoundingBox.x + self.BoundingBox.width + 2, |
|
492 |
self.BoundingBox.y - HANDLE_SIZE - 2, HANDLE_SIZE, HANDLE_SIZE) |
|
493 |
dc.DrawRectangle(self.BoundingBox.x + self.BoundingBox.width + 2, |
|
494 |
self.BoundingBox.y + (self.BoundingBox.height - HANDLE_SIZE) / 2, HANDLE_SIZE, HANDLE_SIZE) |
|
495 |
dc.DrawRectangle(self.BoundingBox.x + self.BoundingBox.width + 2, |
|
496 |
self.BoundingBox.y + self.BoundingBox.height + 2, HANDLE_SIZE, HANDLE_SIZE) |
|
497 |
dc.DrawRectangle(self.BoundingBox.x + (self.BoundingBox.width - HANDLE_SIZE) / 2, |
|
498 |
self.BoundingBox.y + self.BoundingBox.height + 2, HANDLE_SIZE, HANDLE_SIZE) |
|
499 |
dc.DrawRectangle(self.BoundingBox.x - HANDLE_SIZE - 2, self.BoundingBox.y + self.BoundingBox.height + 2, HANDLE_SIZE, HANDLE_SIZE) |
|
500 |
dc.DrawRectangle(self.BoundingBox.x - HANDLE_SIZE - 2, self.BoundingBox.y + (self.BoundingBox.height - HANDLE_SIZE) / 2, HANDLE_SIZE, HANDLE_SIZE) |
|
501 |
dc.SetBrush(wxWHITE_BRUSH) |
|
502 |
||
503 |
||
504 |
#------------------------------------------------------------------------------- |
|
505 |
# Group of graphic elements |
|
506 |
#------------------------------------------------------------------------------- |
|
507 |
||
508 |
""" |
|
509 |
Class that implements a group of graphic elements |
|
510 |
""" |
|
511 |
||
512 |
class Graphic_Group(Graphic_Element): |
|
513 |
||
514 |
# Create a new group of graphic elements |
|
515 |
def __init__(self, parent): |
|
516 |
Graphic_Element.__init__(self, parent) |
|
517 |
self.Elements = [] |
|
518 |
self.RefreshBoundingBox() |
|
519 |
||
520 |
# Destructor |
|
521 |
def __del__(self): |
|
522 |
self.Elements = [] |
|
523 |
||
524 |
# Make a clone of this group |
|
525 |
def Clone(self): |
|
526 |
clone = Graphic_Group(self.Parent) |
|
527 |
elements = [] |
|
528 |
# Makes a clone of all the elements in this group |
|
529 |
for element in self.Elements: |
|
530 |
elements.append(element.Clone()) |
|
531 |
clone.SetElements(elements) |
|
532 |
return clone |
|
533 |
||
534 |
# Clean this group of elements |
|
535 |
def Clean(self): |
|
536 |
# Clean all the elements of the group |
|
537 |
for element in self.Elements: |
|
538 |
element.Clean() |
|
539 |
||
540 |
# Delete this group of elements |
|
541 |
def Delete(self): |
|
542 |
# Delete all the elements of the group |
|
543 |
for element in self.Elements: |
|
544 |
element.Delete() |
|
545 |
||
546 |
# Returns if the point given is in the bounding box of one of the elements of this group |
|
547 |
def HitTest(self, pt): |
|
548 |
result = False |
|
549 |
for element in self.Elements: |
|
550 |
result |= element.HitTest(pt) |
|
551 |
return result |
|
552 |
||
553 |
# Returns if the element given is in this group |
|
554 |
def IsElementIn(self, element): |
|
555 |
return element in self.Elements |
|
556 |
||
557 |
# Change the elements of the group |
|
558 |
def SetElements(self, elements): |
|
559 |
self.Elements = elements |
|
560 |
self.RefreshBoundingBox() |
|
561 |
||
562 |
# Returns the elements of the group |
|
563 |
def GetElements(self): |
|
564 |
return self.Elements |
|
565 |
||
566 |
# Remove or select the given element if it is or not in the group |
|
567 |
def SelectElement(self, element): |
|
568 |
if element in self.Elements: |
|
569 |
self.Elements.remove(element) |
|
570 |
else: |
|
571 |
self.Elements.append(element) |
|
572 |
self.RefreshBoundingBox() |
|
573 |
||
574 |
# Move this group of elements |
|
575 |
def Move(self, movex, movey): |
|
576 |
exclude = [] |
|
577 |
for element in self.Elements: |
|
578 |
if isinstance(element, Wire): |
|
579 |
exclude.append(element) |
|
580 |
# Move all the elements of the group |
|
581 |
for element in self.Elements: |
|
582 |
if isinstance(element, Wire): |
|
583 |
element.Move(movex, movey, True) |
|
584 |
else: |
|
585 |
element.Move(movex, movey, exclude) |
|
586 |
self.RefreshBoundingBox() |
|
587 |
||
588 |
# Refreshes the bounding box of this group of elements |
|
589 |
def RefreshBoundingBox(self): |
|
590 |
if len(self.Elements) > 0: |
|
591 |
bbox = self.Elements[0].GetBoundingBox() |
|
592 |
minx, miny = bbox.x, bbox.y |
|
593 |
maxx = bbox.x + bbox.width |
|
594 |
maxy = bbox.y + bbox.height |
|
595 |
for element in self.Elements[1:]: |
|
596 |
bbox = element.GetBoundingBox() |
|
597 |
minx = min(minx, bbox.x) |
|
598 |
miny = min(miny, bbox.y) |
|
599 |
maxx = max(maxx, bbox.x + bbox.width) |
|
600 |
maxy = max(maxy, bbox.y + bbox.height) |
|
601 |
self.BoundingBox = wxRect(minx, miny, maxx - minx, maxy - miny) |
|
602 |
else: |
|
603 |
self.BoundingBox = wxRect(0, 0, 0, 0) |
|
604 |
||
605 |
# Forbids to change the group position |
|
606 |
def SetPosition(x, y): |
|
607 |
pass |
|
608 |
||
609 |
# Returns the position of this group |
|
610 |
def GetPosition(self): |
|
611 |
return self.BoundingBox.x, self.BoundingBox.y |
|
612 |
||
613 |
# Forbids to change the group size |
|
614 |
def SetSize(width, height): |
|
615 |
pass |
|
616 |
||
617 |
# Returns the size of this group |
|
618 |
def GetSize(self): |
|
619 |
return self.BoundingBox.width, self.BoundingBox.height |
|
620 |
||
621 |
# Change the variable that indicates if the elemente is selected |
|
622 |
def SetSelected(self, selected): |
|
623 |
for element in self.Elements: |
|
624 |
element.SetSelected(selected) |
|
625 |
||
626 |
# Refreshes the model of all the elements of this group |
|
627 |
def RefreshModel(self): |
|
628 |
for element in self.Elements: |
|
629 |
element.RefreshModel() |
|
630 |
||
631 |
||
632 |
#------------------------------------------------------------------------------- |
|
633 |
# Connector for all types of blocks |
|
634 |
#------------------------------------------------------------------------------- |
|
635 |
||
636 |
""" |
|
637 |
Class that implements a connector for any type of block |
|
638 |
""" |
|
639 |
||
640 |
class Connector: |
|
641 |
||
642 |
# Create a new connector |
|
| 27 | 643 |
def __init__(self, parent, name, type, position, direction, negated = False, edge = "none", onlyone = False): |
| 0 | 644 |
self.ParentBlock = parent |
645 |
self.Name = name |
|
646 |
self.Type = type |
|
647 |
self.Pos = position |
|
648 |
self.Direction = direction |
|
649 |
self.Wires = [] |
|
650 |
self.Negated = negated |
|
651 |
self.Edge = edge |
|
| 27 | 652 |
self.OneConnected = onlyone |
| 0 | 653 |
self.Pen = wxBLACK_PEN |
654 |
||
655 |
# Change the connector pen |
|
656 |
def SetPen(self, pen): |
|
657 |
self.Pen = pen |
|
658 |
||
659 |
# Make a clone of the connector |
|
660 |
def Clone(self): |
|
661 |
return Connector(self.Parent, self.Name, self.Type, wxPoint(self.Pos[0], self.Pos[1]), |
|
662 |
self.Direction, self.Negated) |
|
663 |
||
664 |
# Returns the connector parent block |
|
665 |
def GetParentBlock(self): |
|
666 |
return self.ParentBlock |
|
667 |
||
668 |
# Returns the connector name |
|
|
3
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
669 |
def GetType(self): |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
670 |
return self.Type |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
671 |
|
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
672 |
# Changes the connector name |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
673 |
def SetType(self, type): |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
674 |
self.Type = type |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
675 |
|
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
676 |
# Returns the connector name |
| 0 | 677 |
def GetName(self): |
678 |
return self.Name |
|
679 |
||
680 |
# Changes the connector name |
|
681 |
def SetName(self, name): |
|
682 |
self.Name = name |
|
683 |
||
684 |
# Returns the wires connected to the connector |
|
685 |
def GetWires(self): |
|
686 |
return self.Wires |
|
687 |
||
688 |
# Returns the parent block Id |
|
689 |
def GetBlockId(self): |
|
690 |
return self.ParentBlock.GetId() |
|
691 |
||
692 |
# Returns the connector relative position |
|
693 |
def GetRelPosition(self): |
|
694 |
return self.Pos |
|
695 |
||
696 |
# Returns the connector absolute position |
|
697 |
def GetPosition(self, size = True): |
|
698 |
parent_pos = self.ParentBlock.GetPosition() |
|
699 |
# If the position of the end of the connector is asked |
|
700 |
if size: |
|
701 |
x = parent_pos[0] + self.Pos.x + self.Direction[0] * CONNECTOR_SIZE |
|
702 |
y = parent_pos[1] + self.Pos.y + self.Direction[1] * CONNECTOR_SIZE |
|
703 |
else: |
|
704 |
x = parent_pos[0] + self.Pos.x |
|
705 |
y = parent_pos[1] + self.Pos.y |
|
706 |
return wxPoint(x, y) |
|
707 |
||
708 |
# Change the connector relative position |
|
709 |
def SetPosition(self, pos): |
|
710 |
self.Pos = pos |
|
711 |
||
712 |
# Returns the connector direction |
|
713 |
def GetDirection(self): |
|
714 |
return self.Direction |
|
715 |
||
716 |
# Change the connector direction |
|
717 |
def SetDirection(self, direction): |
|
718 |
self.Direction = direction |
|
719 |
||
720 |
# Connect a wire to this connector at the last place |
|
721 |
def Connect(self, wire, refresh = True): |
|
722 |
self.InsertConnect(len(self.Wires), wire, refresh) |
|
723 |
||
724 |
# Connect a wire to this connector at the place given |
|
725 |
def InsertConnect(self, idx, wire, refresh = True): |
|
726 |
if wire not in self.Wires: |
|
727 |
self.Wires.insert(idx, wire) |
|
728 |
if refresh: |
|
729 |
self.ParentBlock.RefreshModel(False) |
|
730 |
||
731 |
# Returns the index of the wire given in the list of connected |
|
732 |
def GetWireIndex(self, wire): |
|
733 |
for i, (tmp_wire, handle) in enumerate(self.Wires): |
|
734 |
if tmp_wire == wire: |
|
735 |
return i |
|
736 |
return None |
|
737 |
||
738 |
# Unconnect a wire or all wires connected to the connector |
|
| 2 | 739 |
def UnConnect(self, wire = None, unconnect = True, delete = False): |
| 0 | 740 |
i = 0 |
741 |
found = False |
|
742 |
while i < len(self.Wires) and not found: |
|
743 |
if not wire or self.Wires[i][0] == wire: |
|
744 |
# If Unconnect haven't been called from a wire, disconnect the connector in the wire |
|
745 |
if unconnect: |
|
746 |
if self.Wires[i][1] == 0: |
|
| 2 | 747 |
self.Wires[i][0].UnConnectStartPoint(delete) |
| 0 | 748 |
else: |
| 2 | 749 |
self.Wires[i][0].UnConnectEndPoint(delete) |
| 0 | 750 |
# Remove wire from connected |
751 |
if wire: |
|
752 |
self.Wires.pop(i) |
|
753 |
found = True |
|
754 |
i += 1 |
|
755 |
# If no wire defined, unconnect all wires |
|
756 |
if not wire: |
|
757 |
self.Wires = [] |
|
758 |
self.ParentBlock.RefreshModel(False) |
|
759 |
||
760 |
# Returns if connector has one or more wire connected |
|
761 |
def IsConnected(self): |
|
762 |
return len(self.Wires) > 0 |
|
763 |
||
764 |
# Move the wires connected |
|
765 |
def MoveConnected(self, exclude = []): |
|
766 |
if len(self.Wires) > 0: |
|
767 |
# Calculate the new position of the end point |
|
768 |
parent_pos = self.ParentBlock.GetPosition() |
|
769 |
x = parent_pos[0] + self.Pos.x + self.Direction[0] * CONNECTOR_SIZE |
|
770 |
y = parent_pos[1] + self.Pos.y + self.Direction[1] * CONNECTOR_SIZE |
|
771 |
# Move the corresponding point on all the wires connected |
|
772 |
for wire, index in self.Wires: |
|
773 |
if wire not in exclude: |
|
774 |
if index == 0: |
|
775 |
wire.MoveStartPoint(wxPoint(x, y)) |
|
776 |
else: |
|
777 |
wire.MoveEndPoint(wxPoint(x, y)) |
|
778 |
||
779 |
# Refreshes the model of all the wires connected |
|
780 |
def RefreshWires(self): |
|
781 |
for wire in self.Wires: |
|
782 |
wire[0].RefreshModel() |
|
783 |
||
784 |
# Refreshes the parent block model |
|
785 |
def RefreshParentBlock(self): |
|
786 |
self.ParentBlock.RefreshModel(False) |
|
787 |
||
| 27 | 788 |
# Returns all the blocks connected to this connector |
789 |
def GetConnectedBlocks(self): |
|
790 |
blocks = [] |
|
791 |
for wire, handle in self.Wires: |
|
792 |
# Get other connector connected to each wire |
|
793 |
if handle == 0: |
|
794 |
connector = blocks.GetEndConnected() |
|
795 |
else: |
|
796 |
connector = blocks.GetStartConnected() |
|
797 |
# Get parent block for this connector |
|
798 |
if connector: |
|
799 |
block = connector.GetParentBlock() |
|
800 |
if block not in blocks: |
|
801 |
blocks.append(block) |
|
802 |
return blocks |
|
803 |
||
| 0 | 804 |
# Returns the connector negated property |
805 |
def IsNegated(self): |
|
806 |
return self.Negated |
|
807 |
||
808 |
# Changes the connector negated property |
|
809 |
def SetNegated(self, negated): |
|
810 |
self.Negated = negated |
|
811 |
self.Edge = "none" |
|
812 |
||
813 |
# Returns the connector edge property |
|
814 |
def GetEdge(self): |
|
815 |
return self.Edge |
|
816 |
||
817 |
# Changes the connector edge property |
|
818 |
def SetEdge(self, edge): |
|
819 |
self.Edge = edge |
|
820 |
self.Negated = False |
|
821 |
||
822 |
# Tests if the point given is near from the end point of this connector |
|
823 |
def TestPoint(self, pt, exclude = True): |
|
824 |
parent_pos = self.ParentBlock.GetPosition() |
|
| 27 | 825 |
if not (len(self.Wires) > 0 and self.OneConnected and exclude): |
| 0 | 826 |
# Calculate a square around the end point of this connector |
827 |
x = parent_pos[0] + self.Pos.x + self.Direction[0] * CONNECTOR_SIZE - ANCHOR_DISTANCE |
|
828 |
y = parent_pos[1] + self.Pos.y + self.Direction[1] * CONNECTOR_SIZE - ANCHOR_DISTANCE |
|
829 |
width = ANCHOR_DISTANCE * 2 + abs(self.Direction[0]) * CONNECTOR_SIZE |
|
830 |
height = ANCHOR_DISTANCE * 2 + abs(self.Direction[1]) * CONNECTOR_SIZE |
|
831 |
rect = wxRect(x, y, width, height) |
|
832 |
return rect.InsideXY(pt.x, pt.y) |
|
833 |
return False |
|
834 |
||
835 |
# Draws the connector |
|
836 |
def Draw(self, dc): |
|
837 |
dc.SetPen(self.Pen) |
|
838 |
dc.SetBrush(wxWHITE_BRUSH) |
|
839 |
parent_pos = self.ParentBlock.GetPosition() |
|
840 |
if self.Negated: |
|
841 |
# If connector is negated, draw a circle |
|
842 |
xcenter = parent_pos[0] + self.Pos.x + (CONNECTOR_SIZE * self.Direction[0]) / 2 |
|
843 |
ycenter = parent_pos[1] + self.Pos.y + (CONNECTOR_SIZE * self.Direction[1]) / 2 |
|
844 |
dc.DrawCircle(xcenter, ycenter, CONNECTOR_SIZE / 2) |
|
845 |
else: |
|
846 |
xstart = parent_pos[0] + self.Pos.x |
|
847 |
ystart = parent_pos[1] + self.Pos.y |
|
848 |
if self.Edge == "rising": |
|
849 |
# If connector has a rising edge, draw a right arrow |
|
850 |
dc.DrawLine(xstart, ystart, xstart - 4, ystart - 4) |
|
851 |
dc.DrawLine(xstart, ystart, xstart - 4, ystart + 4) |
|
852 |
elif self.Edge == "falling": |
|
853 |
# If connector has a falling edge, draw a left arrow |
|
854 |
dc.DrawLine(xstart, ystart, xstart + 4, ystart - 4) |
|
855 |
dc.DrawLine(xstart, ystart, xstart + 4, ystart + 4) |
|
856 |
xend = xstart + CONNECTOR_SIZE * self.Direction[0] |
|
857 |
yend = ystart + CONNECTOR_SIZE * self.Direction[1] |
|
858 |
dc.DrawLine(xstart + self.Direction[0], ystart + self.Direction[1], xend, yend) |
|
859 |
# Calculate the position of the text |
|
860 |
text_size = dc.GetTextExtent(self.Name) |
|
861 |
if self.Direction[0] != 0: |
|
862 |
ytext = parent_pos[1] + self.Pos.y - text_size[1] / 2 |
|
863 |
if self.Direction[0] < 0: |
|
864 |
xtext = parent_pos[0] + self.Pos.x + 5 |
|
865 |
else: |
|
866 |
xtext = parent_pos[0] + self.Pos.x - (text_size[0] + 5) |
|
867 |
if self.Direction[1] != 0: |
|
868 |
xtext = parent_pos[0] + self.Pos.x - text_size[0] / 2 |
|
869 |
if self.Direction[1] < 0: |
|
870 |
ytext = parent_pos[1] + self.Pos.y + 5 |
|
871 |
else: |
|
872 |
ytext = parent_pos[1] + self.Pos.y - (text_size[1] + 5) |
|
873 |
# Draw the text |
|
874 |
dc.DrawText(self.Name, xtext, ytext) |
|
875 |
||
876 |
||
877 |
#------------------------------------------------------------------------------- |
|
878 |
# Common Wire Element |
|
879 |
#------------------------------------------------------------------------------- |
|
880 |
||
881 |
""" |
|
882 |
Class that implements a wire for connecting two blocks |
|
883 |
""" |
|
884 |
||
885 |
class Wire(Graphic_Element): |
|
886 |
||
887 |
# Create a new wire |
|
888 |
def __init__(self, parent, start = None, end = None): |
|
889 |
Graphic_Element.__init__(self, parent) |
|
890 |
self.StartPoint = start |
|
891 |
self.EndPoint = end |
|
892 |
self.StartConnected = None |
|
893 |
self.EndConnected = None |
|
894 |
# If the start and end points are defined, calculate the wire |
|
895 |
if start and end: |
|
896 |
self.ResetPoints() |
|
897 |
self.GeneratePoints() |
|
898 |
else: |
|
899 |
self.Points = [] |
|
900 |
self.Segments = [] |
|
901 |
self.SelectedSegment = None |
|
902 |
self.OverStart = False |
|
903 |
self.OverEnd = False |
|
904 |
||
905 |
# Destructor of a wire |
|
906 |
def __del__(self): |
|
907 |
self.StartConnected = None |
|
908 |
self.EndConnected = None |
|
909 |
||
910 |
# Forbids to change the wire position |
|
911 |
def SetPosition(x, y): |
|
912 |
pass |
|
913 |
||
914 |
# Forbids to change the wire size |
|
915 |
def SetSize(width, height): |
|
916 |
pass |
|
917 |
||
| 27 | 918 |
# Returns connector to which start point is connected |
919 |
def GetStartConnected(self): |
|
920 |
return self.StartConnected |
|
921 |
||
922 |
# Returns connector to which end point is connected |
|
923 |
def GetEndConnected(self): |
|
924 |
return self.EndConnected |
|
925 |
||
| 0 | 926 |
# Unconnect the start and end points |
927 |
def Clean(self): |
|
928 |
if self.StartConnected: |
|
929 |
self.UnConnectStartPoint() |
|
930 |
if self.EndConnected: |
|
931 |
self.UnConnectEndPoint() |
|
932 |
||
933 |
# Delete this wire by calling the corresponding method |
|
934 |
def Delete(self): |
|
935 |
self.Parent.DeleteWire(self) |
|
936 |
||
937 |
# Select a segment and not the whole wire. It's useful for Ladder Diagram |
|
938 |
def SetSelectedSegment(self, segment): |
|
939 |
# The last segment is indicated |
|
940 |
if segment == -1: |
|
941 |
segment = len(self.Segments) - 1 |
|
942 |
# The selected segment is reinitialised |
|
943 |
if segment == None: |
|
944 |
if self.StartConnected: |
|
945 |
self.StartConnected.SetPen(wxBLACK_PEN) |
|
946 |
if self.EndConnected: |
|
947 |
self.EndConnected.SetPen(wxBLACK_PEN) |
|
948 |
# The segment selected is the first |
|
949 |
elif segment == 0: |
|
950 |
if self.StartConnected: |
|
951 |
self.StartConnected.SetPen(wxRED_PEN) |
|
952 |
if self.EndConnected: |
|
953 |
# There is only one segment |
|
954 |
if len(self.Segments) == 1: |
|
955 |
self.EndConnected.SetPen(wxRED_PEN) |
|
956 |
else: |
|
957 |
self.EndConnected.SetPen(wxBLACK_PEN) |
|
958 |
# The segment selected is the last |
|
959 |
elif segment == len(self.Segments) - 1: |
|
960 |
if self.StartConnected: |
|
961 |
self.StartConnected.SetPen(wxBLACK_PEN) |
|
962 |
if self.EndConnected: |
|
963 |
self.EndConnected.SetPen(wxRED_PEN) |
|
964 |
self.SelectedSegment = segment |
|
965 |
||
966 |
# Reinitialize the wire points |
|
967 |
def ResetPoints(self): |
|
968 |
if self.StartPoint and self.EndPoint: |
|
969 |
self.Points = [self.StartPoint[0], self.EndPoint[0]] |
|
970 |
self.Segments = [self.StartPoint[1]] |
|
971 |
else: |
|
972 |
self.Points = [] |
|
973 |
self.Segments = [] |
|
974 |
||
975 |
# Refresh the wire bounding box |
|
976 |
def RefreshBoundingBox(self): |
|
977 |
if len(self.Points) > 0: |
|
978 |
# If startpoint or endpoint is connected, save the point radius |
|
979 |
start_radius = end_radius = 0 |
|
980 |
if not self.StartConnected: |
|
981 |
start_radius = POINT_RADIUS |
|
982 |
if not self.EndConnected: |
|
983 |
end_radius = POINT_RADIUS |
|
984 |
# Initialize minimum and maximum from the first point |
|
985 |
minx, minbbxx = self.Points[0].x, self.Points[0].x - start_radius |
|
986 |
maxx, maxbbxx = self.Points[0].x, self.Points[0].x + start_radius |
|
987 |
miny, minbbxy = self.Points[0].y, self.Points[0].y - start_radius |
|
988 |
maxy, maxbbxy = self.Points[0].y, self.Points[0].y + start_radius |
|
989 |
# Actualize minimum and maximum with the other points |
|
990 |
for point in self.Points[1:-1]: |
|
991 |
minx, minbbxx = min(minx, point.x), min(minbbxx, point.x) |
|
992 |
maxx, maxbbxx = max(maxx, point.x), max(maxbbxx, point.x) |
|
993 |
miny, minbbxy = min(miny, point.y), min(minbbxy, point.y) |
|
994 |
maxy, maxbbxy = max(maxy, point.y), max(maxbbxy, point.y) |
|
995 |
if len(self.Points) > 1: |
|
996 |
minx, minbbxx = min(minx, self.Points[-1].x), min(minbbxx, self.Points[-1].x - end_radius) |
|
997 |
maxx, maxbbxx = max(maxx, self.Points[-1].x), max(maxbbxx, self.Points[-1].x + end_radius) |
|
998 |
miny, minbbxy = min(miny, self.Points[-1].y), min(minbbxy, self.Points[-1].y - end_radius) |
|
999 |
maxy, maxbbxy = max(maxy, self.Points[-1].y), max(maxbbxy, self.Points[-1].y + end_radius) |
|
1000 |
self.Pos = wxPoint(minx, miny) |
|
1001 |
self.Size = wxSize(maxx -minx + 1, maxy - miny + 1) |
|
1002 |
self.BoundingBox = wxRect(minbbxx, minbbxy, maxbbxx - minbbxx + 1, maxbbxy - minbbxy + 1) |
|
1003 |
||
1004 |
# Refresh the realpoints that permits to keep the proportionality in wire during resizing |
|
1005 |
def RefreshRealPoints(self): |
|
1006 |
if len(self.Points) > 0: |
|
1007 |
self.RealPoints = [] |
|
1008 |
# Calculate float relative position of each point with the minimum point |
|
1009 |
for point in self.Points: |
|
1010 |
self.RealPoints.append([float(point.x - self.Pos.x), float(point.y - self.Pos.y)]) |
|
1011 |
||
1012 |
# Returns the wire minimum size |
|
1013 |
def GetMinSize(self): |
|
1014 |
width = 1 |
|
1015 |
height = 1 |
|
1016 |
dir_product = product(self.StartPoint[1], self.EndPoint[1]) |
|
1017 |
# The directions are opposed |
|
1018 |
if dir_product < 0: |
|
1019 |
if self.StartPoint[0] != 0: |
|
1020 |
width = MIN_SEGMENT_SIZE * 2 |
|
1021 |
if self.StartPoint[1] != 0: |
|
1022 |
height = MIN_SEGMENT_SIZE * 2 |
|
1023 |
# The directions are the same |
|
1024 |
elif dir_product > 0: |
|
1025 |
if self.StartPoint[0] != 0: |
|
1026 |
width = MIN_SEGMENT_SIZE |
|
1027 |
if self.StartPoint[1] != 0: |
|
1028 |
height = MIN_SEGMENT_SIZE |
|
1029 |
# The directions are perpendiculars |
|
1030 |
else: |
|
1031 |
width = MIN_SEGMENT_SIZE |
|
1032 |
height = MIN_SEGMENT_SIZE |
|
1033 |
return width + 1, height + 1 |
|
1034 |
||
1035 |
# Returns if the point given is on one of the wire segments |
|
1036 |
def HitTest(self, pt): |
|
1037 |
test = False |
|
1038 |
for i in xrange(len(self.Points) - 1): |
|
1039 |
rect = wxRect(0, 0, 0, 0) |
|
1040 |
x1, y1 = self.Points[i].x, self.Points[i].y |
|
1041 |
x2, y2 = self.Points[i + 1].x, self.Points[i + 1].y |
|
1042 |
# Calculate a rectangle around the segment |
|
1043 |
rect = wxRect(min(x1, x2) - ANCHOR_DISTANCE, min(y1, y2) - ANCHOR_DISTANCE, |
|
1044 |
abs(x1 - x2) + 2 * ANCHOR_DISTANCE, abs(y1 - y2) + 2 * ANCHOR_DISTANCE) |
|
1045 |
test |= rect.InsideXY(pt.x, pt.y) |
|
1046 |
return test |
|
1047 |
||
1048 |
# Returns the wire start or end point if the point given is on one of them |
|
1049 |
def TestPoint(self, pt): |
|
1050 |
# Test the wire start point |
|
1051 |
rect = wxRect(self.Points[0].x - ANCHOR_DISTANCE, self.Points[0].y - ANCHOR_DISTANCE, |
|
1052 |
2 * ANCHOR_DISTANCE, 2 * ANCHOR_DISTANCE) |
|
1053 |
if rect.InsideXY(pt.x, pt.y): |
|
1054 |
return 0 |
|
1055 |
# Test the wire end point |
|
1056 |
if len(self.Points) > 1: |
|
1057 |
rect = wxRect(self.Points[-1].x - ANCHOR_DISTANCE, self.Points[-1].y - ANCHOR_DISTANCE, |
|
1058 |
2 * ANCHOR_DISTANCE, 2 * ANCHOR_DISTANCE) |
|
1059 |
if rect.InsideXY(pt.x, pt.y): |
|
1060 |
return -1 |
|
1061 |
return None |
|
1062 |
||
1063 |
# Returns the wire segment if the point given is on it |
|
1064 |
def TestSegment(self, pt, all=False): |
|
1065 |
for i in xrange(len(self.Segments)): |
|
1066 |
# If wire is not in a Ladder Diagram, first and last segments are excluded |
|
1067 |
if 0 < i < len(self.Segments) - 1 or all: |
|
1068 |
x1, y1 = self.Points[i].x, self.Points[i].y |
|
1069 |
x2, y2 = self.Points[i + 1].x, self.Points[i + 1].y |
|
1070 |
# Calculate a rectangle around the segment |
|
1071 |
rect = wxRect(min(x1, x2) - ANCHOR_DISTANCE, min(y1, y2) - ANCHOR_DISTANCE, |
|
1072 |
abs(x1 - x2) + 2 * ANCHOR_DISTANCE, abs(y1 - y2) + 2 * ANCHOR_DISTANCE) |
|
1073 |
if rect.InsideXY(pt.x, pt.y): |
|
1074 |
return i, self.Segments[i] |
|
1075 |
return None |
|
1076 |
||
1077 |
# Define the wire points |
|
1078 |
def SetPoints(self, points): |
|
1079 |
if len(points) > 1: |
|
1080 |
self.Points = [wxPoint(x, y) for x, y in points] |
|
1081 |
# Calculate the start and end directions |
|
1082 |
self.StartPoint = [None, vector(self.Points[0], self.Points[1])] |
|
1083 |
self.EndPoint = [None, vector(self.Points[-1], self.Points[-2])] |
|
1084 |
# Calculate the start and end points |
|
1085 |
self.StartPoint[0] = wxPoint(self.Points[0].x + CONNECTOR_SIZE * self.StartPoint[1][0], |
|
1086 |
self.Points[0].y + CONNECTOR_SIZE * self.StartPoint[1][1]) |
|
1087 |
self.EndPoint[0] = wxPoint(self.Points[-1].x + CONNECTOR_SIZE * self.EndPoint[1][0], |
|
1088 |
self.Points[-1].y + CONNECTOR_SIZE * self.EndPoint[1][1]) |
|
1089 |
self.Points[0] = self.StartPoint[0] |
|
1090 |
self.Points[-1] = self.EndPoint[0] |
|
1091 |
# Calculate the segments directions |
|
1092 |
self.Segments = [] |
|
1093 |
for i in xrange(len(self.Points) - 1): |
|
1094 |
self.Segments.append(vector(self.Points[i], self.Points[i + 1])) |
|
1095 |
self.RefreshBoundingBox() |
|
1096 |
self.RefreshRealPoints() |
|
1097 |
||
1098 |
# Returns the position of the point indicated |
|
1099 |
def GetPoint(self, index): |
|
1100 |
if index < len(self.Points): |
|
1101 |
return self.Points[index].x, self.Points[index].y |
|
1102 |
return None |
|
1103 |
||
1104 |
# Returns a list of the position of all wire points |
|
1105 |
def GetPoints(self, invert = False): |
|
1106 |
points = self.VerifyPoints() |
|
1107 |
points[0] = wxPoint(points[0].x - CONNECTOR_SIZE * self.StartPoint[1][0], |
|
1108 |
points[0].y - CONNECTOR_SIZE * self.StartPoint[1][1]) |
|
1109 |
points[-1] = wxPoint(points[-1].x - CONNECTOR_SIZE * self.EndPoint[1][0], |
|
1110 |
points[-1].y - CONNECTOR_SIZE * self.EndPoint[1][1]) |
|
1111 |
# An inversion of the list is asked |
|
1112 |
if invert: |
|
1113 |
points.reverse() |
|
1114 |
return points |
|
1115 |
||
1116 |
# Returns the position of the two selected segment points |
|
1117 |
def GetSelectedSegmentPoints(self): |
|
1118 |
if self.SelectedSegment != None and len(self.Points) > 1: |
|
1119 |
return self.Points[self.SelectedSegment:self.SelectedSegment + 2] |
|
1120 |
return [] |
|
1121 |
||
1122 |
# Returns if the selected segment is the first and/or the last of the wire |
|
1123 |
def GetSelectedSegmentConnections(self): |
|
1124 |
if self.SelectedSegment != None and len(self.Points) > 1: |
|
1125 |
return self.SelectedSegment == 0, self.SelectedSegment == len(self.Segments) - 1 |
|
1126 |
return (True, True) |
|
1127 |
||
1128 |
# Returns the connectors on which the wire is connected |
|
1129 |
def GetConnected(self): |
|
1130 |
connected = [] |
|
1131 |
if self.StartConnected and self.StartPoint[1] == WEST: |
|
1132 |
connected.append(self.StartConnected) |
|
1133 |
if self.EndConnected and self.EndPoint[1] == WEST: |
|
1134 |
connected.append(self.EndConnected) |
|
1135 |
return connected |
|
1136 |
||
1137 |
# Returns the id of the block connected to the first or the last wire point |
|
| 27 | 1138 |
def GetConnectedInfos(self, index): |
| 0 | 1139 |
if index == 0 and self.StartConnected: |
| 27 | 1140 |
return self.StartConnected.GetBlockId(), self.StartConnected.GetName() |
| 0 | 1141 |
elif index == -1 and self.EndConnected: |
| 27 | 1142 |
return self.EndConnected.GetBlockId(), self.StartConnected.GetName() |
| 0 | 1143 |
return None |
1144 |
||
1145 |
# Update the wire points position by keeping at most possible the current positions |
|
1146 |
def GeneratePoints(self, realpoints = True): |
|
1147 |
i = 0 |
|
1148 |
# Calculate the start enad end points with the minimum segment size in the right direction |
|
1149 |
end = wxPoint(self.EndPoint[0].x + self.EndPoint[1][0] * MIN_SEGMENT_SIZE, |
|
1150 |
self.EndPoint[0].y + self.EndPoint[1][1] * MIN_SEGMENT_SIZE) |
|
1151 |
start = wxPoint(self.StartPoint[0].x + self.StartPoint[1][0] * MIN_SEGMENT_SIZE, |
|
1152 |
self.StartPoint[0].y + self.StartPoint[1][1] * MIN_SEGMENT_SIZE) |
|
1153 |
# Evaluate the point till it's the last |
|
1154 |
while i < len(self.Points) - 1: |
|
1155 |
# The next point is the last |
|
1156 |
if i + 1 == len(self.Points) - 1: |
|
1157 |
# Calculate the direction from current point to end point |
|
1158 |
v_end = vector(self.Points[i], end) |
|
1159 |
# The current point is the first |
|
1160 |
if i == 0: |
|
1161 |
# If the end point is not in the start direction, a point is added |
|
1162 |
if v_end != self.Segments[0] or v_end == self.EndPoint[1]: |
|
1163 |
self.Points.insert(1, wxPoint(start.x, start.y)) |
|
1164 |
self.Segments.insert(1, DirectionChoice((self.Segments[0][1], |
|
1165 |
self.Segments[0][0]), v_end, self.EndPoint[1])) |
|
1166 |
# The current point is the second |
|
1167 |
elif i == 1: |
|
1168 |
# The previous direction and the target direction are mainly opposed, a point is added |
|
1169 |
if product(v_end, self.Segments[0]) < 0: |
|
1170 |
self.Points.insert(2, wxPoint(self.Points[1].x, self.Points[1].y)) |
|
1171 |
self.Segments.insert(2, DirectionChoice((self.Segments[1][1], |
|
1172 |
self.Segments[1][0]), v_end, self.EndPoint[1])) |
|
1173 |
# The previous direction and the end direction are the same or they are |
|
1174 |
# perpendiculars and the end direction points towards current segment |
|
1175 |
elif product(self.Segments[0], self.EndPoint[1]) >= 0 and product(self.Segments[1], self.EndPoint[1]) <= 0: |
|
1176 |
# Current point and end point are aligned |
|
1177 |
if self.Segments[0][0] != 0: |
|
1178 |
self.Points[1].x = end.x |
|
1179 |
if self.Segments[0][1] != 0: |
|
1180 |
self.Points[1].y = end.y |
|
1181 |
# If the previous direction and the end direction are the same, a point is added |
|
1182 |
if product(self.Segments[0], self.EndPoint[1]) > 0: |
|
1183 |
self.Points.insert(2, wxPoint(self.Points[1].x, self.Points[1].y)) |
|
1184 |
self.Segments.insert(2, DirectionChoice((self.Segments[1][1], |
|
1185 |
self.Segments[1][0]), v_end, self.EndPoint[1])) |
|
1186 |
else: |
|
1187 |
# Current point is positioned in the middle of start point |
|
1188 |
# and end point on the current direction and a point is added |
|
1189 |
if self.Segments[0][0] != 0: |
|
1190 |
self.Points[1].x = (end.x + start.x) / 2 |
|
1191 |
if self.Segments[0][1] != 0: |
|
1192 |
self.Points[1].y = (end.y + start.y) / 2 |
|
1193 |
self.Points.insert(2, wxPoint(self.Points[1].x, self.Points[1].y)) |
|
1194 |
self.Segments.insert(2, DirectionChoice((self.Segments[1][1], |
|
1195 |
self.Segments[1][0]), v_end, self.EndPoint[1])) |
|
1196 |
else: |
|
1197 |
# The previous direction and the end direction are perpendiculars |
|
1198 |
if product(self.Segments[i - 1], self.EndPoint[1]) == 0: |
|
1199 |
# The target direction and the end direction aren't mainly the same |
|
1200 |
if product(v_end, self.EndPoint[1]) <= 0: |
|
1201 |
# Current point and end point are aligned |
|
1202 |
if self.Segments[i - 1][0] != 0: |
|
1203 |
self.Points[i].x = end.x |
|
1204 |
if self.Segments[i - 1][1] != 0: |
|
1205 |
self.Points[i].y = end.y |
|
1206 |
# Previous direction is updated from the new point |
|
1207 |
if product(vector(self.Points[i - 1], self.Points[i]), self.Segments[i - 1]) < 0: |
|
1208 |
self.Segments[i - 1] = (-self.Segments[i - 1][0], -self.Segments[i - 1][1]) |
|
1209 |
else: |
|
1210 |
test = True |
|
1211 |
# If the current point is the third, test if the second |
|
1212 |
# point can be aligned with the end point |
|
1213 |
if i == 2: |
|
1214 |
test_point = wxPoint(self.Points[1].x, self.Points[1].y) |
|
1215 |
if self.Segments[1][0] != 0: |
|
1216 |
test_point.y = end.y |
|
1217 |
if self.Segments[1][1] != 0: |
|
1218 |
test_point.x = end.x |
|
1219 |
test = norm(vector(self.Points[0], test_point, False)) > MIN_SEGMENT_SIZE |
|
1220 |
# The previous point can be aligned |
|
1221 |
if test: |
|
1222 |
self.Points[i].x, self.Points[i].y = end.x, end.y |
|
1223 |
if self.Segments[i - 1][0] != 0: |
|
1224 |
self.Points[i - 1].y = end.y |
|
1225 |
if self.Segments[i - 1][1] != 0: |
|
1226 |
self.Points[i - 1].x = end.x |
|
1227 |
self.Segments[i] = (-self.EndPoint[1][0], -self.EndPoint[1][1]) |
|
1228 |
else: |
|
1229 |
# Current point is positioned in the middle of previous point |
|
1230 |
# and end point on the current direction and a point is added |
|
1231 |
if self.Segments[1][0] != 0: |
|
1232 |
self.Points[2].x = (self.Points[1].x + end.x) / 2 |
|
1233 |
if self.Segments[1][1] != 0: |
|
1234 |
self.Points[2].y = (self.Points[1].y + end.y) / 2 |
|
1235 |
self.Points.insert(3, wxPoint(self.Points[2].x, self.Points[2].y)) |
|
1236 |
self.Segments.insert(3, DirectionChoice((self.Segments[2][1], |
|
1237 |
self.Segments[2][0]), v_end, self.EndPoint[1])) |
|
1238 |
else: |
|
1239 |
# Current point is aligned with end point |
|
1240 |
if self.Segments[i - 1][0] != 0: |
|
1241 |
self.Points[i].x = end.x |
|
1242 |
if self.Segments[i - 1][1] != 0: |
|
1243 |
self.Points[i].y = end.y |
|
1244 |
# Previous direction is updated from the new point |
|
1245 |
if product(vector(self.Points[i - 1], self.Points[i]), self.Segments[i - 1]) < 0: |
|
1246 |
self.Segments[i - 1] = (-self.Segments[i - 1][0], -self.Segments[i - 1][1]) |
|
1247 |
# If previous direction and end direction are opposed |
|
1248 |
if product(self.Segments[i - 1], self.EndPoint[1]) < 0: |
|
1249 |
# Current point is positioned in the middle of previous point |
|
1250 |
# and end point on the current direction |
|
1251 |
if self.Segments[i - 1][0] != 0: |
|
1252 |
self.Points[i].x = (end.x + self.Points[i - 1].x) / 2 |
|
1253 |
if self.Segments[i - 1][1] != 0: |
|
1254 |
self.Points[i].y = (end.y + self.Points[i - 1].y) / 2 |
|
1255 |
# A point is added |
|
1256 |
self.Points.insert(i + 1, wxPoint(self.Points[i].x, self.Points[i].y)) |
|
1257 |
self.Segments.insert(i + 1, DirectionChoice((self.Segments[i][1], |
|
1258 |
self.Segments[i][0]), v_end, self.EndPoint[1])) |
|
1259 |
else: |
|
1260 |
# Current point is the first, and second is not mainly in the first direction |
|
1261 |
if i == 0 and product(vector(start, self.Points[1]), self.Segments[0]) < 0: |
|
1262 |
# If first and second directions aren't perpendiculars, a point is added |
|
1263 |
if product(self.Segments[0], self.Segments[1]) != 0: |
|
1264 |
self.Points.insert(1, wxPoint(start.x, start.y)) |
|
1265 |
self.Segments.insert(1, DirectionChoice((self.Segments[0][1], |
|
1266 |
self.Segments[0][0]), vector(start, self.Points[1]), self.Segments[1])) |
|
1267 |
else: |
|
1268 |
self.Points[1].x, self.Points[1].y = start.x, start.y |
|
1269 |
else: |
|
1270 |
# Next point is aligned with current point |
|
1271 |
if self.Segments[i][0] != 0: |
|
1272 |
self.Points[i + 1].y = self.Points[i].y |
|
1273 |
if self.Segments[i][1] != 0: |
|
1274 |
self.Points[i + 1].x = self.Points[i].x |
|
1275 |
# Current direction is updated from the new point |
|
1276 |
if product(vector(self.Points[i], self.Points[i + 1]), self.Segments[i]) < 0: |
|
1277 |
self.Segments[i] = (-self.Segments[i][0], -self.Segments[i][1]) |
|
1278 |
i += 1 |
|
1279 |
self.RefreshBoundingBox() |
|
1280 |
if realpoints: |
|
1281 |
self.RefreshRealPoints() |
|
1282 |
||
1283 |
# Verify that two consecutive points haven't the same position |
|
1284 |
def VerifyPoints(self): |
|
1285 |
points = [point for point in self.Points] |
|
1286 |
segments = [segment for segment in self.Segments] |
|
1287 |
i = 1 |
|
1288 |
while i < len(points) - 1: |
|
1289 |
if points[i] == points[i + 1] and segments[i - 1] == segments[i + 1]: |
|
1290 |
for j in xrange(2): |
|
1291 |
points.pop(i) |
|
1292 |
segments.pop(i) |
|
1293 |
else: |
|
1294 |
i += 1 |
|
1295 |
# If the wire isn't in a Ladder Diagram, save the new point list |
|
1296 |
if self.Parent.__class__.__name__ != "LD_Viewer": |
|
1297 |
self.Points = [point for point in points] |
|
1298 |
self.Segments = [segment for segment in segments] |
|
1299 |
self.RefreshBoundingBox() |
|
1300 |
self.RefreshRealPoints() |
|
1301 |
return points |
|
1302 |
||
1303 |
# Moves all the wire points except the first and the last if they are connected |
|
1304 |
def Move(self, dx, dy, endpoints = False): |
|
1305 |
for i, point in enumerate(self.Points): |
|
1306 |
if endpoints or not (i == 0 and self.StartConnected) and not (i == len(self.Points) - 1 and self.EndConnected): |
|
1307 |
point.x += dx |
|
1308 |
point.y += dy |
|
1309 |
self.StartPoint[0] = self.Points[0] |
|
1310 |
self.EndPoint[0] = self.Points[-1] |
|
1311 |
self.GeneratePoints() |
|
1312 |
||
1313 |
# Resize the wire from position and size given |
|
1314 |
def Resize(self, x, y, width, height): |
|
1315 |
if len(self.Points) > 1: |
|
1316 |
# Calculate the new position of each point for testing the new size |
|
1317 |
minx, miny = self.Pos.x, self.Pos.y |
|
1318 |
lastwidth, lastheight = self.Size.width, self.Size.height |
|
1319 |
for i, point in enumerate(self.RealPoints): |
|
1320 |
# If start or end point is connected, it's not calculate |
|
1321 |
if not (i == 0 and self.StartConnected) and not (i == len(self.Points) - 1 and self.EndConnected): |
|
1322 |
if i == 0: |
|
1323 |
dir = self.StartPoint[1] |
|
1324 |
elif i == len(self.Points) - 1: |
|
1325 |
dir = self.EndPoint[1] |
|
1326 |
else: |
|
1327 |
dir = (0, 0) |
|
1328 |
pointx = max(-dir[0] * MIN_SEGMENT_SIZE, min(int(round(point[0] * (width - 1) / float(lastwidth - 1))), |
|
1329 |
width - dir[0] * MIN_SEGMENT_SIZE - 1)) |
|
1330 |
pointy = max(-dir[1] * MIN_SEGMENT_SIZE, min(int(round(point[1] * (height - 1) / float(lastheight - 1))), |
|
1331 |
height - dir[1] * MIN_SEGMENT_SIZE - 1)) |
|
1332 |
self.Points[i] = wxPoint(minx + x + pointx, miny + y + pointy) |
|
1333 |
self.StartPoint[0] = self.Points[0] |
|
1334 |
self.EndPoint[0] = self.Points[-1] |
|
1335 |
self.GeneratePoints(False) |
|
1336 |
# Test if the wire position or size have changed |
|
1337 |
if x != 0 and minx == self.Pos.x: |
|
1338 |
x = 0 |
|
1339 |
width = lastwidth |
|
1340 |
if y != 0 and miny == self.Pos.y: |
|
1341 |
y = 0 |
|
1342 |
height = lastwidth |
|
1343 |
if width != lastwidth and lastwidth == self.Size.width: |
|
1344 |
width = lastwidth |
|
1345 |
if height != lastheight and lastheight == self.Size.height: |
|
1346 |
height = lastheight |
|
1347 |
# Calculate the real points from the new size, it's important for |
|
1348 |
# keeping a proportionality in the points position with the size |
|
1349 |
# duringa resize dragging |
|
1350 |
for i, point in enumerate(self.RealPoints): |
|
1351 |
if not (i == 0 and self.StartConnected) and not (i == len(self.Points) - 1 and self.EndConnected): |
|
1352 |
point[0] = point[0] * (width - 1) / float(lastwidth - 1) |
|
1353 |
point[1] = point[1] * (height - 1) / float(lastheight - 1) |
|
1354 |
# Calculate the correct position of the points from real points |
|
1355 |
for i, point in enumerate(self.RealPoints): |
|
1356 |
if not (i == 0 and self.StartConnected) and not (i == len(self.Points) - 1 and self.EndConnected): |
|
1357 |
if i == 0: |
|
1358 |
dir = self.StartPoint[1] |
|
1359 |
elif i == len(self.Points) - 1: |
|
1360 |
dir = self.EndPoint[1] |
|
1361 |
else: |
|
1362 |
dir = (0, 0) |
|
1363 |
realpointx = max(-dir[0] * MIN_SEGMENT_SIZE, min(int(round(point[0])), |
|
1364 |
width - dir[0] * MIN_SEGMENT_SIZE - 1)) |
|
1365 |
realpointy = max(-dir[1] * MIN_SEGMENT_SIZE, min(int(round(point[1])), |
|
1366 |
height - dir[1] * MIN_SEGMENT_SIZE - 1)) |
|
1367 |
self.Points[i] = wxPoint(minx + x + realpointx, miny + y + realpointy) |
|
1368 |
self.StartPoint[0] = self.Points[0] |
|
1369 |
self.EndPoint[0] = self.Points[-1] |
|
1370 |
self.GeneratePoints(False) |
|
1371 |
||
1372 |
# Moves the wire start point and update the wire points |
|
1373 |
def MoveStartPoint(self, point): |
|
1374 |
if len(self.Points) > 1: |
|
1375 |
self.StartPoint[0] = point |
|
1376 |
self.Points[0] = point |
|
1377 |
self.GeneratePoints() |
|
1378 |
||
1379 |
# Changes the wire start direction and update the wire points |
|
1380 |
def SetStartPointDirection(self, dir): |
|
1381 |
if len(self.Points) > 1: |
|
1382 |
self.StartPoint[1] = dir |
|
1383 |
self.Segments[0] = dir |
|
1384 |
self.GeneratePoints() |
|
1385 |
||
1386 |
# Rotates the wire start direction by an angle of 90 degrees anticlockwise |
|
1387 |
def RotateStartPoint(self): |
|
1388 |
self.SetStartPointDirection((self.StartPoint[1][1], -self.StartPoint[1][0])) |
|
1389 |
||
1390 |
# Connects wire start point to the connector given and moves wire start point |
|
1391 |
# to given point |
|
1392 |
def ConnectStartPoint(self, point, connector): |
|
1393 |
if point: |
|
1394 |
self.MoveStartPoint(point) |
|
1395 |
self.StartConnected = connector |
|
1396 |
||
1397 |
# Unconnects wire start point |
|
| 2 | 1398 |
def UnConnectStartPoint(self, delete = False): |
| 0 | 1399 |
self.StartConnected.UnConnect(self, False) |
| 2 | 1400 |
if delete: |
1401 |
self.Delete() |
|
1402 |
else: |
|
1403 |
self.StartConnected = None |
|
| 0 | 1404 |
|
1405 |
# Moves the wire end point and update the wire points |
|
1406 |
def MoveEndPoint(self, point): |
|
1407 |
if len(self.Points) > 1: |
|
1408 |
self.EndPoint[0] = point |
|
1409 |
self.Points[-1] = point |
|
1410 |
self.GeneratePoints() |
|
1411 |
||
1412 |
# Changes the wire end direction and update the wire points |
|
1413 |
def SetEndPointDirection(self, dir): |
|
1414 |
if len(self.Points) > 1: |
|
1415 |
self.EndPoint[1] = dir |
|
1416 |
self.GeneratePoints() |
|
1417 |
||
1418 |
# Rotates the wire end direction by an angle of 90 degrees anticlockwise |
|
1419 |
def RotateEndPoint(self): |
|
1420 |
self.SetEndPointDirection((self.EndPoint[1][1], -self.EndPoint[1][0])) |
|
1421 |
||
1422 |
# Connects wire end point to the connector given and moves wire end point |
|
1423 |
# to given point |
|
1424 |
def ConnectEndPoint(self, point, connector): |
|
1425 |
if point: |
|
1426 |
self.MoveEndPoint(point) |
|
1427 |
self.EndConnected = connector |
|
1428 |
||
1429 |
# Unconnects wire end point |
|
| 2 | 1430 |
def UnConnectEndPoint(self, delete = False): |
| 0 | 1431 |
self.EndConnected.UnConnect(self, False) |
| 2 | 1432 |
if delete: |
1433 |
self.Delete() |
|
1434 |
else: |
|
1435 |
self.EndConnected = None |
|
| 0 | 1436 |
|
1437 |
# Moves the wire segment given by its index |
|
1438 |
def MoveSegment(self, idx, movex, movey): |
|
1439 |
if 0 < idx < len(self.Segments) - 1: |
|
1440 |
if self.Segments[idx] in (NORTH, SOUTH): |
|
1441 |
self.Points[idx].x += movex |
|
1442 |
self.Points[idx + 1].x += movex |
|
1443 |
elif self.Segments[idx] in (EAST, WEST): |
|
1444 |
self.Points[idx].y += movey |
|
1445 |
self.Points[idx + 1].y += movey |
|
1446 |
self.GeneratePoints() |
|
1447 |
||
1448 |
# Adds two points in the middle of the handled segment |
|
1449 |
def AddSegment(self): |
|
1450 |
handle_type, handle = self.Handle |
|
1451 |
if handle_type == HANDLE_SEGMENT: |
|
1452 |
segment, dir = handle |
|
1453 |
pointx = self.Points[segment].x |
|
1454 |
pointy = self.Points[segment].y |
|
1455 |
if dir[0] != 0: |
|
1456 |
pointx = (self.Points[segment].x + self.Points[segment + 1].x) / 2 |
|
1457 |
if dir[1] != 0: |
|
1458 |
pointy = (self.Points[segment].y + self.Points[segment + 1].y) / 2 |
|
1459 |
self.Points.insert(segment + 1, wxPoint(pointx, pointy)) |
|
1460 |
self.Segments.insert(segment + 1, (dir[1], dir[0])) |
|
1461 |
self.Points.insert(segment + 2, wxPoint(pointx, pointy)) |
|
1462 |
self.Segments.insert(segment + 2, dir) |
|
1463 |
self.GeneratePoints() |
|
1464 |
||
1465 |
# Delete the handled segment by removing the two segment points |
|
1466 |
def DeleteSegment(self): |
|
1467 |
handle_type, handle = self.Handle |
|
1468 |
if handle_type == HANDLE_SEGMENT: |
|
1469 |
segment, dir = handle |
|
1470 |
for i in xrange(2): |
|
1471 |
self.Points.pop(segment) |
|
1472 |
self.Segments.pop(segment) |
|
1473 |
self.GeneratePoints() |
|
1474 |
self.RefreshModel() |
|
1475 |
||
1476 |
# Method called when a LeftDown event have been generated |
|
| 27 | 1477 |
def OnLeftDown(self, event, dc, scaling): |
1478 |
pos = GetScaledEventPosition(event, dc, scaling) |
|
| 0 | 1479 |
# Test if a point have been handled |
|
3
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1480 |
#result = self.TestPoint(pos) |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1481 |
#if result != None: |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1482 |
# self.Handle = (HANDLE_POINT, result) |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1483 |
# self.Parent.SetCursor(wxStockCursor(wxCURSOR_HAND)) |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1484 |
#else: |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1485 |
# Test if a segment have been handled |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1486 |
result = self.TestSegment(pos) |
| 0 | 1487 |
if result != None: |
|
3
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1488 |
if result[1] in (NORTH, SOUTH): |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1489 |
self.Parent.SetCursor(wxStockCursor(wxCURSOR_SIZEWE)) |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1490 |
elif result[1] in (EAST, WEST): |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1491 |
self.Parent.SetCursor(wxStockCursor(wxCURSOR_SIZENS)) |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1492 |
self.Handle = (HANDLE_SEGMENT, result) |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1493 |
# Execute the default method for a graphic element |
| 0 | 1494 |
else: |
| 27 | 1495 |
Graphic_Element.OnLeftDown(self, event, dc, scaling) |
| 0 | 1496 |
self.oldPos = pos |
1497 |
||
1498 |
# Method called when a RightUp event have been generated |
|
| 27 | 1499 |
def OnRightUp(self, event, dc, scaling): |
1500 |
pos = GetScaledEventPosition(event, dc, scaling) |
|
| 0 | 1501 |
# Test if a segment has been handled |
1502 |
result = self.TestSegment(pos) |
|
1503 |
if result != None: |
|
1504 |
self.Handle = (HANDLE_SEGMENT, result) |
|
1505 |
# Popup the menu with special items for a wire |
|
1506 |
self.Parent.PopupWireMenu() |
|
1507 |
else: |
|
1508 |
# Execute the default method for a graphic element |
|
| 27 | 1509 |
Graphic_Element.OnRightUp(self, event, dc, scaling) |
| 0 | 1510 |
|
1511 |
# Method called when a LeftDClick event have been generated |
|
| 27 | 1512 |
def OnLeftDClick(self, event, dc, scaling): |
| 0 | 1513 |
self.ResetPoints() |
1514 |
self.GeneratePoints() |
|
1515 |
||
1516 |
# Method called when a Motion event have been generated |
|
| 27 | 1517 |
def OnMotion(self, event, dc, scaling): |
1518 |
pos = GetScaledEventPosition(event, dc, scaling) |
|
| 0 | 1519 |
if not event.Dragging(): |
1520 |
# Test if a segment has been handled |
|
1521 |
result = self.TestSegment(pos) |
|
1522 |
if result: |
|
1523 |
if result[1] in (NORTH, SOUTH): |
|
1524 |
wxCallAfter(self.Parent.SetCursor, wxStockCursor(wxCURSOR_SIZEWE)) |
|
1525 |
elif result[1] in (EAST, WEST): |
|
1526 |
wxCallAfter(self.Parent.SetCursor, wxStockCursor(wxCURSOR_SIZENS)) |
|
1527 |
else: |
|
1528 |
# Test if a point has been handled |
|
|
3
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1529 |
#result = self.TestPoint(pos) |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1530 |
#if result != None: |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1531 |
# if result == 0 and self.StartConnected: |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1532 |
# self.OverStart = True |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1533 |
# elif result != 0 and self.EndConnected: |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1534 |
# self.OverEnd = True |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1535 |
#else: |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1536 |
# self.OverStart = False |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1537 |
# self.OverEnd = False |
|
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1538 |
# Execute the default method for a graphic element |
| 27 | 1539 |
Graphic_Element.OnMotion(self, event, dc, scaling) |
| 0 | 1540 |
else: |
1541 |
# Execute the default method for a graphic element |
|
| 27 | 1542 |
Graphic_Element.OnMotion(self, event, dc, scaling) |
| 0 | 1543 |
|
1544 |
# Refreshes the wire state according to move defined and handle selected |
|
1545 |
def ProcessDragging(self, movex, movey): |
|
1546 |
handle_type, handle = self.Handle |
|
1547 |
# A point has been handled |
|
1548 |
if handle_type == HANDLE_POINT: |
|
1549 |
# Try to connect point to a connector |
|
1550 |
new_pos = wxPoint(self.Points[handle].x + movex, self.Points[handle].y + movey) |
|
1551 |
connector = self.Parent.FindBlockConnector(new_pos) |
|
1552 |
if connector: |
|
1553 |
if handle == 0 and self.EndConnected != connector: |
|
1554 |
connector.Connect((self, handle)) |
|
1555 |
self.SetStartPointDirection(connector.GetDirection()) |
|
1556 |
self.ConnectStartPoint(connector.GetPosition(), connector) |
|
|
3
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1557 |
self.oldPos = connector.GetPosition() |
| 0 | 1558 |
self.Dragging = False |
1559 |
elif handle != 0 and self.StartConnected != connector: |
|
1560 |
connector.Connect((self, handle)) |
|
1561 |
self.SetEndPointDirection(connector.GetDirection()) |
|
1562 |
self.ConnectEndPoint(connector.GetPosition(), connector) |
|
|
3
86ccc89d7b0b
FBD Blocks and Variables can now be modified and wires can't be unconnected on both sides
lbessard
parents:
2
diff
changeset
|
1563 |
self.oldPos = connector.GetPosition() |
| 0 | 1564 |
self.Dragging = False |
1565 |
elif handle == 0: |
|
1566 |
self.MoveStartPoint(new_pos) |
|
1567 |
else: |
|
1568 |
self.MoveEndPoint(new_pos) |
|
1569 |
# If there is no connector, move the point |
|
1570 |
elif handle == 0: |
|
1571 |
if self.StartConnected: |
|
1572 |
self.UnConnectStartPoint() |
|
1573 |
self.MoveStartPoint(new_pos) |
|
1574 |
else: |
|
1575 |
if self.EndConnected: |
|
1576 |
self.UnConnectEndPoint() |
|
1577 |
self.MoveEndPoint(new_pos) |
|
1578 |
self.RefreshModel() |
|
1579 |
# A segment has been handled, move a segment |
|
1580 |
elif handle_type == HANDLE_SEGMENT: |
|
1581 |
self.MoveSegment(handle[0], movex, movey) |
|
1582 |
# Execute the default method for a graphic element |
|
1583 |
else: |
|
1584 |
Graphic_Element.ProcessDragging(self, movex, movey) |
|
1585 |
||
1586 |
# Refreshes the wire model |
|
1587 |
def RefreshModel(self, move=True): |
|
1588 |
if self.StartConnected and self.StartPoint[1] in [WEST, NORTH]: |
|
1589 |
self.StartConnected.RefreshParentBlock() |
|
1590 |
if self.EndConnected and self.EndPoint[1] in [WEST, NORTH]: |
|
1591 |
self.EndConnected.RefreshParentBlock() |
|
1592 |
||
1593 |
# Draws the wire lines and points |
|
1594 |
def Draw(self, dc): |
|
1595 |
dc.SetPen(wxBLACK_PEN) |
|
1596 |
dc.SetBrush(wxBLACK_BRUSH) |
|
1597 |
# Draw the start and end points if they are not connected or the mouse is over them |
|
1598 |
if len(self.Points) > 0 and (not self.StartConnected or self.OverStart): |
|
1599 |
dc.DrawCircle(self.Points[0].x, self.Points[0].y, POINT_RADIUS) |
|
1600 |
if len(self.Points) > 1 and (not self.EndConnected or self.OverEnd): |
|
1601 |
dc.DrawCircle(self.Points[-1].x, self.Points[-1].y, POINT_RADIUS) |
|
1602 |
# Draw the wire lines and the last point (it seems that DrawLines stop before the last point) |
|
1603 |
dc.DrawLines(self.Points) |
|
1604 |
dc.DrawPoint(self.Points[-1].x, self.Points[-1].y) |
|
1605 |
# Draw the segment selected in red |
|
1606 |
if self.SelectedSegment != None: |
|
1607 |
dc.SetPen(wxRED_PEN) |
|
1608 |
dc.DrawLine(self.Points[self.SelectedSegment].x, self.Points[self.SelectedSegment].y, |
|
1609 |
self.Points[self.SelectedSegment + 1].x, self.Points[self.SelectedSegment + 1].y) |
|
1610 |
if self.SelectedSegment == len(self.Segments) - 1: |
|
1611 |
dc.DrawPoint(self.Points[-1].x, self.Points[-1].y) |
|
1612 |
Graphic_Element.Draw(self, dc) |
|
1613 |
||
1614 |
||
1615 |
#------------------------------------------------------------------------------- |
|
1616 |
# Graphic comment element |
|
1617 |
#------------------------------------------------------------------------------- |
|
1618 |
||
1619 |
""" |
|
1620 |
Class that implements a comment |
|
1621 |
""" |
|
1622 |
||
1623 |
class Comment(Graphic_Element): |
|
1624 |
||
1625 |
# Create a new comment |
|
1626 |
def __init__(self, parent, content, id = None): |
|
1627 |
Graphic_Element.__init__(self, parent) |
|
1628 |
self.Id = id |
|
1629 |
self.Content = content |
|
1630 |
self.Pos = wxPoint(0, 0) |
|
1631 |
self.Size = wxSize(0, 0) |
|
1632 |
||
1633 |
# Method for keeping compatibility with others |
|
1634 |
def Clean(self): |
|
1635 |
pass |
|
1636 |
||
1637 |
# Delete this comment by calling the corresponding method |
|
1638 |
def Delete(self): |
|
1639 |
self.Parent.DeleteComment(self) |
|
1640 |
||
1641 |
# Refresh the comment bounding box |
|
1642 |
def RefreshBoundingBox(self): |
|
1643 |
self.BoundingBox = wxRect(self.Pos.x, self.Pos.y, self.Size[0] + 1, self.Size[1] + 1) |
|
1644 |
||
1645 |
# Changes the comment size |
|
1646 |
def SetSize(self, width, height): |
|
1647 |
self.Size.SetWidth(width) |
|
1648 |
self.Size.SetHeight(height) |
|
1649 |
self.RefreshBoundingBox() |
|
1650 |
||
1651 |
# Returns the comment size |
|
1652 |
def GetSize(self): |
|
1653 |
return self.Size.GetWidth(), self.Size.GetHeight() |
|
1654 |
||
1655 |
# Returns the comment minimum size |
|
1656 |
def GetMinSize(self): |
|
1657 |
dc = wxClientDC(self.Parent) |
|
1658 |
min_width = 0 |
|
1659 |
min_height = 0 |
|
1660 |
# The comment minimum size is the maximum size of words in the content |
|
1661 |
for line in self.Content.splitlines(): |
|
1662 |
for word in line.split(" "):
|
|
1663 |
wordwidth, wordheight = dc.GetTextExtent(word) |
|
1664 |
min_width = max(min_width, wordwidth) |
|
1665 |
min_height = max(min_height, wordheight) |
|
1666 |
return min_width + 20, min_height + 20 |
|
1667 |
||
1668 |
# Changes the comment position |
|
1669 |
def SetPosition(self, x, y): |
|
1670 |
self.Pos.x = x |
|
1671 |
self.Pos.y = y |
|
1672 |
self.RefreshBoundingBox() |
|
1673 |
||
1674 |
# Changes the comment content |
|
1675 |
def SetContent(self, content): |
|
1676 |
self.Content = content |
|
1677 |
min_width, min_height = self.GetMinSize() |
|
1678 |
self.Size[0] = max(self.Size[0], min_width) |
|
1679 |
self.Size[1] = max(self.Size[1], min_height) |
|
1680 |
self.RefreshBoundingBox() |
|
1681 |
||
1682 |
# Returns the comment content |
|
1683 |
def GetContent(self): |
|
1684 |
return self.Content |
|
1685 |
||
1686 |
# Returns the comment position |
|
1687 |
def GetPosition(self): |
|
1688 |
return self.Pos.x, self.Pos.y |
|
1689 |
||
1690 |
# Moves the comment |
|
1691 |
def Move(self, dx, dy, connected = True): |
|
1692 |
self.Pos.x += dx |
|
1693 |
self.Pos.y += dy |
|
1694 |
self.RefreshBoundingBox() |
|
1695 |
||
1696 |
# Resizes the comment with the position and the size given |
|
1697 |
def Resize(self, x, y, width, height): |
|
1698 |
self.Move(x, y) |
|
1699 |
self.SetSize(width, height) |
|
1700 |
||
1701 |
# Method called when a RightUp event have been generated |
|
| 27 | 1702 |
def OnRightUp(self, event, dc, scaling): |
| 0 | 1703 |
# Popup the default menu |
1704 |
self.Parent.PopupDefaultMenu() |
|
1705 |
||
1706 |
# Refreshes the comment model |
|
1707 |
def RefreshModel(self, move=True): |
|
1708 |
self.Parent.RefreshCommentModel(self) |
|
1709 |
||
1710 |
# Method called when a LeftDClick event have been generated |
|
| 27 | 1711 |
def OnLeftDClick(self, event, dc, scaling): |
| 0 | 1712 |
# Edit the comment content |
1713 |
self.Parent.EditCommentContent(self) |
|
1714 |
||
1715 |
# Draws the comment and its content |
|
1716 |
def Draw(self, dc): |
|
1717 |
dc.SetPen(wxBLACK_PEN) |
|
1718 |
dc.SetBrush(wxWHITE_BRUSH) |
|
1719 |
# Draws the comment shape |
|
1720 |
polygon = [wxPoint(self.Pos.x, self.Pos.y), |
|
1721 |
wxPoint(self.Pos.x + self.Size[0] - 10, self.Pos.y), |
|
1722 |
wxPoint(self.Pos.x + self.Size[0], self.Pos.y + 10), |
|
1723 |
wxPoint(self.Pos.x + self.Size[0], self.Pos.y + self.Size[1] + 1), |
|
1724 |
wxPoint(self.Pos.x, self.Pos.y + self.Size[1] + 1)] |
|
1725 |
dc.DrawPolygon(polygon) |
|
1726 |
lines = [wxPoint(self.Pos.x + self.Size[0] - 10, self.Pos.y), |
|
1727 |
wxPoint(self.Pos.x + self.Size[0] - 10, self.Pos.y + 10), |
|
1728 |
wxPoint(self.Pos.x + self.Size[0], self.Pos.y + 10)] |
|
1729 |
dc.DrawLines(lines) |
|
1730 |
# Draws the comment content |
|
1731 |
y = self.Pos.y + 10 |
|
1732 |
for line in self.Content.splitlines(): |
|
1733 |
first = True |
|
1734 |
words = line.split(" ")
|
|
1735 |
for i, word in enumerate(words): |
|
1736 |
if first: |
|
1737 |
test = word |
|
1738 |
else: |
|
1739 |
test = linetext + " " + word |
|
1740 |
wordwidth, wordheight = dc.GetTextExtent(test) |
|
1741 |
if y + wordheight > self.Pos.y + self.Size[1] - 10: |
|
1742 |
break |
|
1743 |
if wordwidth < self.Size[0] - 20 and i < len(words) - 1: |
|
1744 |
linetext = test |
|
1745 |
first = False |
|
1746 |
else: |
|
1747 |
if wordwidth < self.Size[0] - 20 and i == len(words) - 1: |
|
1748 |
dc.DrawText(test, self.Pos.x + 10, y) |
|
1749 |
else: |
|
1750 |
dc.DrawText(linetext, self.Pos.x + 10, y) |
|
1751 |
if i == len(words) - 1: |
|
1752 |
y += wordheight + 5 |
|
1753 |
if y + wordheight > self.Pos.y + self.Size[1] - 10: |
|
1754 |
break |
|
1755 |
dc.DrawText(word, self.Pos.x + 10, y) |
|
1756 |
else: |
|
1757 |
linetext = word |
|
1758 |
y += wordheight + 5 |
|
1759 |
if y + wordheight > self.Pos.y + self.Size[1] - 10: |
|
1760 |
break |
|
1761 |
Graphic_Element.Draw(self, dc) |