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mdl4viewslayout.py
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""" QuArK - Quake Army Knife
Plug-in which define the 4-views screen layouts.
"""
#
# Copyright (C) 1996-99 Armin Rigo
# THIS FILE IS PROTECTED BY THE GNU GENERAL PUBLIC LICENCE
# FOUND IN FILE "COPYING.TXT"
#
#$Header: /cvsroot/quark/runtime/plugins/mdl4viewslayout.py,v 1.2 2000/06/03 10:25:30 alexander Exp $
Info = {
"plug-in": "Model 4-Views Layout",
"desc": "Model 4-views Screen Layouts.",
"date": "13 dec 98",
"author": "Armin Rigo",
"author e-mail": "arigo@planetquake.com",
"quark": "Version 5.3" }
import quarkpy.qhandles
from quarkpy.mdlmgr import *
#
# See comments in map4viewslayout.py.
#
class FourViewsLayout(ModelLayout):
"The 4-views layout, abstract class for FourViewsLayout1 and FourViewsLayout2."
def buildbase(self, form):
#
# We put the standard left panel first.
#
self.rotateviews = [] # dissociate self.rotateviews and self.views
self.bs_leftpanel(form)
#
# Create the four views.
#
self.ViewXY = form.mainpanel.newmapview()
self.ViewXZ = form.mainpanel.newmapview()
self.ViewYZ = form.mainpanel.newmapview()
self.View3D = form.mainpanel.newmapview()
#
# Put these 4 views in the view lists.
#
self.views[:] = [self.ViewXY, self.ViewXZ, self.ViewYZ, self.View3D]
self.baseviews = self.views[:]
self.rotateviews[:] = [self.ViewXY, self.ViewXZ, self.ViewYZ]
#
# Setup initial display parameters.
#
scale = 2.0 # default value
self.ViewXY.info = {
"type": "XY", # XY view
"angle": 0.0, # compass angle
"scale": scale, # scale
"vangle": 0.0} # vertical angle
self.ViewXZ.info = {
"type": "XZ", # XZ view
"angle": 0.0,
"scale": scale,
"vangle": 0.0}
self.ViewYZ.info = {
"type": "YZ", # YZ view
"angle": 0.0,
"scale": scale,
"vangle": 0.0}
quarkpy.qhandles.flat3Dview(self.View3D, self)
del self.View3D.info["noclick"]
#
# The following function is called when the configuration changed.
# We show or hide the red lines here.
#
def setupchanged(self, level):
#
# First call the inherited "setupchanged".
#
ModelLayout.setupchanged(self, level)
#
# Read the old flags and set both red lines by default.
#
flagsXY = self.ViewXY.flags | MV_TOPREDLINE | MV_BOTTOMREDLINE
flagsXZ = self.ViewXZ.flags | MV_TOPREDLINE | MV_BOTTOMREDLINE
#
# Remove the 2nd red line if required.
#
if not MapOption("RedLines2"):
flagsXY = flagsXY &~ MV_TOPREDLINE
flagsXZ = flagsXZ &~ MV_BOTTOMREDLINE
#
# Update the flags.
#
self.ViewXY.flags = flagsXY
self.ViewXZ.flags = flagsXZ
#
# The following function is called to compute the limits of
# the visible (non-grayed-out) areas for each map view.
#
def setupdepth(self, view):
#
# First check the "view" parameter.
#
if not (view in (self.ViewXY, self.ViewXZ, self.ViewYZ)):
return
#
# To compute the visible areas for the XY view, we
# get the rectangular area (in pixels) of the XZ view.
#
x1,y1,x2,y2 = self.ViewXZ.redlinesrect
#
# The line below does this :
# * take a corner of the above rectangle
# * compute the 3D coordinates of any point above this corner
# This gives a 3D point that is at the top limit of the visible area for the XY view.
# * project this 3D point on the XY view
# * keep only the z coordinate (i.e. the depth) of this projection
# This gives the depth of the top limit, which is what we wanted.
#
# The second line does the same for the other corner, which gives
# the bottom limit of the visible area.
#
xydepth = (self.ViewXY.proj(self.ViewXZ.space(x1, y1, 0.0)).z,
self.ViewXY.proj(self.ViewXZ.space(x2, y2, 0.0)).z)
#
# Do it again for the XZ view...
#
x1,y1,x2,y2 = self.ViewXY.redlinesrect
corner1 = self.ViewXY.space(x1, y1, 0.0)
corner2 = self.ViewXY.space(x2, y2, 0.0)
xzdepth = (self.ViewXZ.proj(corner2).z,
self.ViewXZ.proj(corner1).z)
#
# Do it again for the YZ view...
#
yzdepth = (self.ViewYZ.proj(corner1).z,
self.ViewYZ.proj(corner2).z)
#
# Depending on the draw mode, items may or may not be grayed
# out. If they are, we must redraw a view when the other one
# is scrolled, in case objects came in or out of view. This
# is done by calling "setdepth". Otherwise, we directly set
# the map view's "depth" attribute, which doesn't redraw the
# view.
#
redraw = self.editor.drawmode & DM_MASKOOV
if redraw and (view is not self.ViewXY):
self.ViewXY.setdepth(xydepth)
else:
self.ViewXY.depth = xydepth
if redraw and (view is not self.ViewXZ):
self.ViewXZ.setdepth(xzdepth)
else:
self.ViewXZ.depth = xzdepth
if redraw and (view is not self.ViewYZ):
self.ViewYZ.setdepth(yzdepth)
else:
self.ViewYZ.depth = yzdepth
#
# Functions to read and store the layout (window positions,...)
# in the Setup.
#
def readconfig(self, config):
ModelLayout.readconfig(self, config)
secs = config["secs"]
if type(secs)==type(()) and len(secs)==2:
self.editor.form.mainpanel.sections = (secs[:1], secs[1:])
def writeconfig(self, config):
ModelLayout.writeconfig(self, config)
hsec, vsec = self.editor.form.mainpanel.sections
config["secs"] = hsec[0], vsec[0]
class FourViewsLayout2(FourViewsLayout):
shortname = "4 views"
def buildscreen(self, form):
#
# Build the base.
#
self.buildbase(form)
#
# Divide the main panel into 4 sections.
# horizontally, 2 sections split at 50% of the width
# vertically, 2 sections split at 50% of the height
#
form.mainpanel.sections = ((0.50, ), (0.50,))
#
# Put the XY view in the section (1,0)
#
self.ViewXY.section = (1,0)
#
# Put the XZ view in the section (1,1).
#
self.ViewXZ.section = (1,1)
#
# Put the YZ view in the section (0,1).
#
self.ViewYZ.section = (0,1)
#
# The 3D view is in the section (0,0) (it is there by default).
#
#
# Link the horizontal position of the XZ view to that of the
# XY view, and the vertical position of the XZ and YZ views,
# and remove the extra scroll bars.
#
self.sblinks.append((0, self.ViewXZ, 0, self.ViewXY))
self.sblinks.append((1, self.ViewXZ, 1, self.ViewYZ))
self.sblinks.append((1, self.ViewXY, 0, self.ViewYZ))
self.ViewYZ.flags = self.ViewYZ.flags &~ (MV_HSCROLLBAR | MV_VSCROLLBAR)
self.ViewXY.flags = self.ViewXY.flags &~ MV_HSCROLLBAR
#
# Register the new layout. (this one is the default one, so add it at the front of the list)
#
LayoutsList.insert(0, FourViewsLayout2)
# ----------- REVISION HISTORY ------------
#
#
# $Log: mdl4viewslayout.py,v $
# Revision 1.2 2000/06/03 10:25:30 alexander
# added cvs headers
#
#
#
#