Files
pyfa/gui/graphFrame.py
2018-02-28 03:17:37 +11:00

350 lines
12 KiB
Python

# =============================================================================
# Copyright (C) 2010 Diego Duclos
#
# This file is part of pyfa.
#
# pyfa is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# pyfa is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with pyfa. If not, see <http://www.gnu.org/licenses/>.
# =============================================================================
import os
from logbook import Logger
# noinspection PyPackageRequirements
import wx
from service.fit import Fit
import gui.display
import gui.mainFrame
import gui.globalEvents as GE
from gui.graph import Graph
from gui.bitmap_loader import BitmapLoader
import traceback
pyfalog = Logger(__name__)
try:
import matplotlib as mpl
mpl_version = int(mpl.__version__[0]) or -1
if mpl_version >= 2:
mpl.use('wxagg')
mplImported = True
else:
mplImported = False
from matplotlib.patches import Patch
from matplotlib.backends.backend_wxagg import FigureCanvasWxAgg as Canvas
from matplotlib.figure import Figure
graphFrame_enabled = True
mplImported = True
except ImportError as e:
pyfalog.warning("Matplotlib failed to import. Likely missing or incompatible version.")
mpl_version = -1
Patch = mpl = Canvas = Figure = None
graphFrame_enabled = False
mplImported = False
except Exception:
# We can get exceptions deep within matplotlib. Catch those. See GH #1046
tb = traceback.format_exc()
pyfalog.critical("Exception when importing Matplotlib. Continuing without importing.")
pyfalog.critical(tb)
mpl_version = -1
Patch = mpl = Canvas = Figure = None
graphFrame_enabled = False
mplImported = False
class GraphFrame(wx.Frame):
def __init__(self, parent, style=wx.DEFAULT_FRAME_STYLE | wx.NO_FULL_REPAINT_ON_RESIZE | wx.FRAME_FLOAT_ON_PARENT):
global graphFrame_enabled
global mplImported
global mpl_version
self.legendFix = False
if not graphFrame_enabled:
pyfalog.warning("Matplotlib is not enabled. Skipping initialization.")
return
try:
cache_dir = mpl._get_cachedir()
except:
cache_dir = os.path.expanduser(os.path.join("~", ".matplotlib"))
cache_file = os.path.join(cache_dir, 'fontList.cache')
if os.access(cache_dir, os.W_OK | os.X_OK) and os.path.isfile(cache_file):
# remove matplotlib font cache, see #234
os.remove(cache_file)
if not mplImported:
mpl.use('wxagg')
graphFrame_enabled = True
if int(mpl.__version__[0]) < 1:
print(("pyfa: Found matplotlib version ", mpl.__version__, " - activating OVER9000 workarounds"))
print("pyfa: Recommended minimum matplotlib version is 1.0.0")
self.legendFix = True
mplImported = True
wx.Frame.__init__(self, parent, title="pyfa: Graph Generator", style=style, size=(520, 390))
i = wx.Icon(BitmapLoader.getBitmap("graphs_small", "gui"))
self.SetIcon(i)
self.mainFrame = gui.mainFrame.MainFrame.getInstance()
self.CreateStatusBar()
self.mainSizer = wx.BoxSizer(wx.VERTICAL)
self.SetSizer(self.mainSizer)
sFit = Fit.getInstance()
fit = sFit.getFit(self.mainFrame.getActiveFit())
self.fits = [fit] if fit is not None else []
self.fitList = FitList(self)
self.fitList.SetMinSize((270, -1))
self.fitList.fitList.update(self.fits)
self.graphSelection = wx.Choice(self, wx.ID_ANY, style=0)
self.mainSizer.Add(self.graphSelection, 0, wx.EXPAND)
self.figure = Figure(figsize=(4, 3))
rgbtuple = wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE).Get()
clr = [c / 255. for c in rgbtuple]
self.figure.set_facecolor(clr)
self.figure.set_edgecolor(clr)
self.canvas = Canvas(self, -1, self.figure)
self.canvas.SetBackgroundColour(wx.Colour(*rgbtuple))
self.subplot = self.figure.add_subplot(111)
self.subplot.grid(True)
self.mainSizer.Add(self.canvas, 1, wx.EXPAND)
self.mainSizer.Add(wx.StaticLine(self, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.LI_HORIZONTAL), 0,
wx.EXPAND)
self.gridPanel = wx.Panel(self)
self.mainSizer.Add(self.gridPanel, 0, wx.EXPAND)
dummyBox = wx.BoxSizer(wx.VERTICAL)
self.gridPanel.SetSizer(dummyBox)
self.gridSizer = wx.FlexGridSizer(0, 4, 0, 0)
self.gridSizer.AddGrowableCol(1)
dummyBox.Add(self.gridSizer, 0, wx.EXPAND)
for view in Graph.views:
view = view()
self.graphSelection.Append(view.name, view)
self.graphSelection.SetSelection(0)
self.fields = {}
self.select(0)
self.sl1 = wx.StaticLine(self, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.LI_HORIZONTAL)
self.mainSizer.Add(self.sl1, 0, wx.EXPAND)
self.mainSizer.Add(self.fitList, 0, wx.EXPAND)
self.fitList.fitList.Bind(wx.EVT_LEFT_DCLICK, self.removeItem)
self.mainFrame.Bind(GE.FIT_CHANGED, self.draw)
self.Bind(wx.EVT_CLOSE, self.close)
self.Fit()
self.SetMinSize(self.GetSize())
def handleDrag(self, type, fitID):
if type == "fit":
self.AppendFitToList(fitID)
def close(self, event):
self.fitList.fitList.Unbind(wx.EVT_LEFT_DCLICK, handler=self.removeItem)
self.mainFrame.Unbind(GE.FIT_CHANGED, handler=self.draw)
event.Skip()
def getView(self):
return self.graphSelection.GetClientData(self.graphSelection.GetSelection())
def getValues(self):
values = {}
for fieldName, field in self.fields.items():
values[fieldName] = field.GetValue()
return values
def select(self, index):
view = self.getView()
icons = view.getIcons()
labels = view.getLabels()
sizer = self.gridSizer
self.gridPanel.DestroyChildren()
self.fields.clear()
# Setup textboxes
for field, defaultVal in view.getFields().items():
textBox = wx.TextCtrl(self.gridPanel, wx.ID_ANY, style=0)
self.fields[field] = textBox
textBox.Bind(wx.EVT_TEXT, self.onFieldChanged)
sizer.Add(textBox, 1, wx.EXPAND | wx.ALIGN_CENTER_VERTICAL | wx.ALL, 3)
if defaultVal is not None:
if not isinstance(defaultVal, str):
defaultVal = ("%f" % defaultVal).rstrip("0")
if defaultVal[-1:] == ".":
defaultVal += "0"
textBox.ChangeValue(defaultVal)
imgLabelSizer = wx.BoxSizer(wx.HORIZONTAL)
if icons:
icon = icons.get(field)
if icon is not None:
static = wx.StaticBitmap(self.gridPanel)
static.SetBitmap(icon)
imgLabelSizer.Add(static, 0, wx.ALL | wx.ALIGN_CENTER_VERTICAL, 1)
if labels:
label = labels.get(field)
label = label if label is not None else field
else:
label = field
imgLabelSizer.Add(wx.StaticText(self.gridPanel, wx.ID_ANY, label), 0,
wx.LEFT | wx.RIGHT | wx.ALIGN_CENTER_VERTICAL, 3)
sizer.Add(imgLabelSizer, 0, wx.ALIGN_CENTER_VERTICAL)
self.draw()
def draw(self, event=None):
global mpl_version
if event is not None:
event.Skip()
# todo: FIX THIS, see #1430. draw() is not being unbound properly when the window closes, this is an easy fix,
# but not a proper solution
if not self:
pyfalog.warning("GraphFrame handled event, however GraphFrame no longer exists. Ignoring event")
return
values = self.getValues()
view = self.getView()
self.subplot.clear()
self.subplot.grid(True)
legend = []
for fit in self.fits:
try:
success, status = view.getPoints(fit, values)
if not success:
# TODO: Add a pwetty statys bar to report errors with
self.SetStatusText(status)
return
x, y = success, status
self.subplot.plot(x, y)
legend.append(fit.name)
except Exception as ex:
pyfalog.warning("Invalid values in '{0}'", fit.name)
self.SetStatusText("Invalid values in '%s'" % fit.name)
self.canvas.draw()
return
if mpl_version < 2:
if self.legendFix and len(legend) > 0:
leg = self.subplot.legend(tuple(legend), "upper right", shadow=False)
for t in leg.get_texts():
t.set_fontsize('small')
for l in leg.get_lines():
l.set_linewidth(1)
elif not self.legendFix and len(legend) > 0:
leg = self.subplot.legend(tuple(legend), "upper right", shadow=False, frameon=False)
for t in leg.get_texts():
t.set_fontsize('small')
for l in leg.get_lines():
l.set_linewidth(1)
elif mpl_version >= 2:
legend2 = []
legend_colors = {
0: "blue",
1: "orange",
2: "green",
3: "red",
4: "purple",
5: "brown",
6: "pink",
7: "grey",
}
for i, i_name in enumerate(legend):
try:
selected_color = legend_colors[i]
except:
selected_color = None
legend2.append(Patch(color=selected_color, label=i_name), )
if len(legend2) > 0:
leg = self.subplot.legend(handles=legend2)
for t in leg.get_texts():
t.set_fontsize('small')
for l in leg.get_lines():
l.set_linewidth(1)
self.canvas.draw()
self.SetStatusText("")
def onFieldChanged(self, event):
self.draw()
def AppendFitToList(self, fitID):
sFit = Fit.getInstance()
fit = sFit.getFit(fitID)
if fit not in self.fits:
self.fits.append(fit)
self.fitList.fitList.update(self.fits)
self.draw()
def removeItem(self, event):
row, _ = self.fitList.fitList.HitTest(event.Position)
if row != -1:
del self.fits[row]
self.fitList.fitList.update(self.fits)
self.draw()
class FitList(wx.Panel):
def __init__(self, parent):
wx.Panel.__init__(self, parent)
self.mainSizer = wx.BoxSizer(wx.VERTICAL)
self.SetSizer(self.mainSizer)
self.fitList = FitDisplay(self)
self.mainSizer.Add(self.fitList, 1, wx.EXPAND)
fitToolTip = wx.ToolTip("Drag a fit into this list to graph it")
self.fitList.SetToolTip(fitToolTip)
class FitDisplay(gui.display.Display):
DEFAULT_COLS = ["Base Icon",
"Base Name"]
def __init__(self, parent):
gui.display.Display.__init__(self, parent)