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map3viewslayout.py
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""" QuArK - Quake Army Knife
Plug-in which define the Classical screen layout.
"""
#
# 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/map3viewslayout.py,v 1.2 2000/06/03 10:25:30 alexander Exp $
Info = {
"plug-in": "3-Views Layout",
"desc": "QuArK's 3-views Screen Layout.",
"date": "23 nov 98",
"author": "Armin Rigo",
"author e-mail": "arigo@planetquake.com",
"quark": "Version 5.2" }
from quarkpy.mapmgr import *
#
# The 3-views Layout is implemented as a subclass of the base class MapLayout.
#
class ThreeViewsLayout(MapLayout):
"The 3-views QuArK layout."
shortname = "3 views"
def buildscreen(self, form):
#
# We put the standard left panel first.
#
self.bs_leftpanel(form)
#
# Divide the main panel into two sections.
# horizontally, 1 section;
# vertically, 2 sections split at 40% of the height
# (use "-0.4" instead of "0.4" to disable user resizing)
#
form.mainpanel.sections = ((), (0.4,))
#
# Create the XY view in the section (0,1), i.e. down.
#
self.ViewXY = form.mainpanel.newmapview()
self.ViewXY.section = (0,1)
#
# Create a panel in the top section.
#
self.threeviews_toppanel = form.mainpanel.newpanel()
self.threeviews_toppanel.sections = ((0.65,), ())
#
# Create the 3D and XZ views
#
self.ViewXZ = self.threeviews_toppanel.newmapview()
self.View3D = self.threeviews_toppanel.newmapview()
self.View3D.section = (1,0)
#
# Put these three views in the view lists.
#
self.views[:] = [self.ViewXY, self.ViewXZ, self.View3D]
self.baseviews = self.views[:]
#
# Setup initial display parameters.
#
scale = 0.25 # 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.View3D.info = {
"type": "3D"} # 3D view
#
# Link the horizontal position of the XZ view to that of the
# XY view, and remove the horizontal scroll bar of the XZ view.
#
self.sblinks.append((0, self.ViewXZ, 0, self.ViewXY))
self.ViewXY.flags = self.ViewXY.flags &~ MV_HSCROLLBAR
#
# 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".
#
MapLayout.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 (view is not self.ViewXY) and (view is not self.ViewXZ):
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
xzdepth = (self.ViewXZ.proj(self.ViewXY.space(x2, y2, 0.0)).z,
self.ViewXZ.proj(self.ViewXY.space(x1, y1, 0.0)).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
#
# Functions to read and store the layout (window positions,...)
# in the Setup.
#
def readconfig(self, config):
MapLayout.readconfig(self, config)
vsec = config["hvsec"]
if type(vsec)==type(()) and len(vsec)==2:
self.editor.form.mainpanel.sections = ((), vsec[:1])
self.threeviews_toppanel.sections = (vsec[1:], ())
def writeconfig(self, config):
MapLayout.writeconfig(self, config)
hsec, vsec = self.editor.form.mainpanel.sections
hsec2, vsec2 = self.threeviews_toppanel.sections
config["hvsec"] = vsec + hsec2
#
# Register the new layout.
#
LayoutsList.append(ThreeViewsLayout)
# ----------- REVISION HISTORY ------------
#
#
# $Log: map3viewslayout.py,v $
# Revision 1.2 2000/06/03 10:25:30 alexander
# added cvs headers
#
#
#
#