micropolisrobot.py - micropolis - Micropolis City Simulator

Source path: svn/ trunk/ MicropolisCore/ src/ pyMicropolis/ micropolisEngine/ micropolisrobot.py

‹r457

r526

# micropolisrobot.py
#
# Micropolis, Unix Version.  This game was released for the Unix platform
# in or about 1990 and has been modified for inclusion in the One Laptop
# Per Child program.  Copyright (C) 1989 - 2007 Electronic Arts Inc.  If
# you need assistance with this program, you may contact:
#   http://wiki.laptop.org/go/Micropolis  or email  micropolis@laptop.org.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or (at
# your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.  You should have received a
# copy of the GNU General Public License along with this program.  If
# not, see <http://www.gnu.org/licenses/>.
#
#             ADDITIONAL TERMS per GNU GPL Section 7
#
# No trademark or publicity rights are granted.  This license does NOT
# give you any right, title or interest in the trademark SimCity or any
# other Electronic Arts trademark.  You may not distribute any
# modification of this program using the trademark SimCity or claim any
# affliation or association with Electronic Arts Inc. or its employees.
#
# Any propagation or conveyance of this program must include this
# copyright notice and these terms.
#
# If you convey this program (or any modifications of it) and assume
# contractual liability for the program to recipients of it, you agree
# to indemnify Electronic Arts for any liability that those contractual
# assumptions impose on Electronic Arts.
#
# You may not misrepresent the origins of this program; modified
# versions of the program must be marked as such and not identified as
# the original program.
#
# This disclaimer supplements the one included in the General Public
# License.  TO THE FULLEST EXTENT PERMISSIBLE UNDER APPLICABLE LAW, THIS
# PROGRAM IS PROVIDED TO YOU "AS IS," WITH ALL FAULTS, WITHOUT WARRANTY
# OF ANY KIND, AND YOUR USE IS AT YOUR SOLE RISK.  THE ENTIRE RISK OF
# SATISFACTORY QUALITY AND PERFORMANCE RESIDES WITH YOU.  ELECTRONIC ARTS
# DISCLAIMS ANY AND ALL EXPRESS, IMPLIED OR STATUTORY WARRANTIES,
# INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY, SATISFACTORY QUALITY,
# FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT OF THIRD PARTY
# RIGHTS, AND WARRANTIES (IF ANY) ARISING FROM A COURSE OF DEALING,
# USAGE, OR TRADE PRACTICE.  ELECTRONIC ARTS DOES NOT WARRANT AGAINST
# INTERFERENCE WITH YOUR ENJOYMENT OF THE PROGRAM; THAT THE PROGRAM WILL
# MEET YOUR REQUIREMENTS; THAT OPERATION OF THE PROGRAM WILL BE
# UNINTERRUPTED OR ERROR-FREE, OR THAT THE PROGRAM WILL BE COMPATIBLE
# WITH THIRD PARTY SOFTWARE OR THAT ANY ERRORS IN THE PROGRAM WILL BE
# CORRECTED.  NO ORAL OR WRITTEN ADVICE PROVIDED BY ELECTRONIC ARTS OR
# ANY AUTHORIZED REPRESENTATIVE SHALL CREATE A WARRANTY.  SOME
# JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF OR LIMITATIONS ON IMPLIED
# WARRANTIES OR THE LIMITATIONS ON THE APPLICABLE STATUTORY RIGHTS OF A
# CONSUMER, SO SOME OR ALL OF THE ABOVE EXCLUSIONS AND LIMITATIONS MAY
# NOT APPLY TO YOU.


########################################################################
# Micropolis Robot
# Don Hopkins


########################################################################
# Import Modules


import random
import math
import micropolisengine
import micropolistool
from pyMicropolis.tileEngine import tiletool


########################################################################


# TODO: Centralize this in a utility module.

UniqueNumberNext = 0

def UniqueNumber():
    global UniqueNumberNext
    UniqueNumberNext += 1
    return UniqueNumberNext


########################################################################


class MicropolisRobot:


    robotType = 'Root'

    viewKeys = [
        'robotID', 'robotType', 'tick', 'x', 'y', 'direction',
    ]

    directionDeltas = {
        'north': (0, -1,),
        'south': (0, 1,),
        'west': (-1, 0,),
        'east': (1, 0,),
        'stop': (0, 0,),
    }

    oppositeDirections = {
        'north': 'south',
        'south': 'north',
        'east': 'west',
        'west': 'east',
        'stop': None,
    }


    def __init__(
        self,
        engine=None,
        x=0,
        y=0,
        direction=0.0,
        autonymous=True,
        zone=None,
        **args):

        self.engine = engine
        self.robotID = UniqueNumber()
        self.x = x
        self.y = y
        self.direction = direction
        self.autonymous = autonymous
        self.tick = 0
        self.zone = zone


    def simulate(self):

        self.tick += 1


    def draw(self, ctx):

        ctx.save()

        ctx.translate(self.x, self.y)

        ctx.rotate(self.direction)

        self.drawRobot(ctx)

        ctx.restore()


    def drawRobot(self, ctx):

        ctx.rectangle(-7, -7, 14, 14)
        ctx.set_source_rgba(0.5, 0.5, 0.5, 0.5)
        ctx.fill_preserve()
        ctx.set_source_rgba(0, 0, 0, 0.5)
        ctx.set_line_width(1)
        ctx.stroke()
        ctx.move_to(0, 0)
        ctx.line_to(8, 0)
        ctx.set_line_cap(cairo.LINE_JOIN_ROUND)
        ctx.stroke()


    def getData(self):
        data = {}
        for key in self.viewKeys:
            data[key] = getattr(self, key)
        #print "ROBOT GETDATA", data
        return data


    # TODO: make this a utility.
    def getAny(self, a):
        return a[random.randint(0, len(a) - 1)]


    def eatTraffic(self, engine, tileX, tileY):
        # Zero out traffic density.
        score = 0
        trafficX = int(tileX / 2)
        trafficY = int(tileY / 2)
        trafficDensity = engine.getTrafficDensity(trafficX, trafficY)
        engine.setTrafficDensity(trafficX, trafficY, 0)
        if trafficDensity:
            score += trafficDensity
            #print "ATE TRAFFIC", trafficDensity, "SCORE", self.score
        return score


    def neutralizeTrafficTiles(self, engine, tileX, tileY):
        # Neutralize traffic tiles.
        tile = engine.getTile(tileX, tileY)

        tileBits = tile & ~micropolisengine.LOMASK
        tileNumber = tile & micropolisengine.LOMASK

        if ((tileNumber >= micropolisengine.HBRIDGE) and
            (tileNumber <= micropolisengine.BRWXXX7)):

            #print "neutralizing tile", tile
            tileNumber = (tileNumber & 0x000F) + 64
            #print "Setting tile", tileX, tileY, tileNumber
            tile = tileNumber | tileBits

            engine.setTile(tileX, tileY, tile)


    def findRoads(self, engine, tileX, tileY):

        roads = {
            'north': engine.isRoad(tileX, tileY - 1),
            'south': engine.isRoad(tileX, tileY + 1),
            'east': engine.isRoad(tileX + 1, tileY),
            'west': engine.isRoad(tileX - 1, tileY),
        }
        #print roads

        # Make a list of avaliable directions that have roads on them.

        dirs = [
            d
            for d, r in roads.items()
            if r
        ]

        return dirs


    def scanRoads(self, engine, d, tileX, tileY, dist=10):

        # Scans ahead for dist in the given direction, looking for
        # traffic. Returns the score, based on the sum of all traffic
        # in the given direction for dist tiles, attenuated by
        # distance.
        score = 0
        tx = tileX
        ty = tileY
        nextTileX, nextTileY = self.directionDeltas[d]
        engine = self.engine

        for step in range(0, dist):
            tx += nextTileX
            ty += nextTileY
            if engine.isRoad(tx, ty):
                trafficX = int(tx / 2)
                trafficY = int(ty / 2)
                trafficDensity = engine.getTrafficDensity(trafficX, trafficY)
                attenuation = float((dist - step) + 1) / float(dist)
                score += trafficDensity * attenuation
            else:
                break

        #print "scanRoads dir", d, "score", score

        return score


    def sendCommand(self, command, args):
        if command == 'delete':
            self.destroy()
        elif command == 'autonomous':
            self.autonomous = True
        elif command == 'manual':
            self.autonomous = False
        elif command == 'reset':
            pass
        else:
            print "MicropolisRobot.sendCommand: unknown command:", command, args


    def destroy(self):
        #print "DESTROY ROBOT", self

        if self.zone:
            self.zone.removeRobot(self)

        self.engine.removeRobot(self)


########################################################################


class MicropolisRobot_PacBot(MicropolisRobot):


    robotType = 'PacBot'

    viewKeys = MicropolisRobot.viewKeys + [
        'mouthOpen', 'mouthSize', 'mouthPhase', 'radius', 'hilite', 'score',
        'possibleDirections',
    ]

    def __init__(
        self,
        speed=4,
        defaultSpeed=4,
        direction=0,
        mouthOpen=True,
        mouthOpenCycle=30,
        mouthOpenDuration=15,
        mouthSize=math.pi / 2.0,
        radius=10,
        **args):

        MicropolisRobot.__init__(self, **args)

        self.speed = speed
        self.direction = direction
        self.mouthOpen = mouthOpen
        self.mouthOpenCycle = mouthOpenCycle
        self.mouthOpenDuration = mouthOpenDuration
        self.mouthPhase = random.randint(0, mouthOpenCycle - 1)
        self.mouthSize = mouthSize
        self.radius = radius
        self.defaultSpeed = defaultSpeed
        self.hilite = 0
        self.score = 0
        self.possibleDirections = []


    def simulate(self):

        engine = self.engine
        #print "SIMULATE", self, engine

        self.mouthOpen = (
            ((engine.tickCount() + self.mouthPhase) % self.mouthOpenCycle) <
            self.mouthOpenDuration)

        x = self.x
        y = self.y
        speed = self.speed
        direction = self.direction
        defaultSpeed = self.defaultSpeed

        frustrated = False
        self.hilite = 0

        # Snap into grid lanes.

        x = int(x / defaultSpeed) * defaultSpeed
        y = int(y / defaultSpeed) * defaultSpeed

        inLaneVertical = (x % 16) == 8
        inLaneHorizontal = (y % 16) == 8
        inCenter = inLaneVertical and inLaneHorizontal

        if (not inLaneVertical) and (not inLaneHorizontal):
            x = (int(x / 16) * 16) + 8
            y = (int(y / 16) * 16) + 8
            inLaneVertical = True
            inLaneHorizontal = True
            inCenter = True

        dx = math.cos(direction) * speed
        dy = -math.sin(direction) * speed

        #print "direction", direction, "dx", dx, "dy", dy
        if (dx == 0) and (dy == 0):
            # Sitting still.
            pass
        if abs(dx) > abs(dy):
            # Horizontal
            dy = 0
            if not inLaneHorizontal:
                dx = 0
                #print "frustrated horizontal"
                frustrated = True
                self.hilite = 1
            else:
                if dx < 0:
                    dx = -defaultSpeed
                    #print "force west"
                else:
                    dx = defaultSpeed
                    #print "force east"
        else:
            # Vertical
            dx = 0
            if not inLaneVertical:
                dy = 0
                #print "frustrated vertical"
                frustrated = True
                self.hilite = 2
            else:
                if dy < 0:
                    dy = -defaultSpeed
                    #print "force north"
                else:
                    dy = defaultSpeed
                    #print "force south"

        if (dx == 0) and (dy == 0):
            curDir = 'stop'
        elif (dx != 0) and (dy != 0):
            print "INVALID DIRECTION!", dx, dy
            dx = 0
            dy = 0
            curDir = 'stop'
        if dx < 0:
            curDir = 'west'
        elif dx > 0:
            curDir = 'east'
        elif dy < 0:
            curDir = 'north'
        elif dy > 0:
            curDir = 'south'

        # Calculate tile coordinates.

        tileX = int(x / 16)
        tileY = int(y / 16)

        onRoad = engine.isRoad(tileX, tileY)

        if not onRoad:

            # Stuck off road.

            dx = 0
            dy = 0
            curDir = 'stop'

            #print "frustrated off road"
            frustrated = True
            self.hilite = 3

            prob = 0.25 # Probability of generating some traffic on
                        # each adjacent road.

            # Generate traffic to here on any adjacent roads.
            dirs = self.findRoads(engine, tileX, tileY)
            if dirs and random.random() < prob:
                self.hilite = 4
                for d in dirs:
                    dirX, dirY = self.directionDeltas[d]
                    tx = tileX + dirX
                    ty = tileY + dirY
                    if ((tx >= 0) and
                        (tx < micropolisengine.WORLD_W) and
                        (ty >= 0) and
                        (ty < micropolisengine.WORLD_H)):

                        # Choose a random zone type as a traffic
                        # destination.
                        zoneType = self.getAny((
                            micropolisengine.ZT_COMMERCIAL,
                            micropolisengine.ZT_INDUSTRIAL,
                            micropolisengine.ZT_RESIDENTIAL,
                        ))
                        engine.makeTrafficAt(tx, ty, zoneType)

        else:

            # On a road.

            # Eat traffic.

            self.addScore(self.eatTraffic(engine, tileX, tileY))

            self.neutralizeTrafficTiles(engine, tileX, tileY)

            if inCenter:

                #print "CENTER"

                # Look for adjacent roads.
                dirs = self.findRoads(engine, tileX, tileY)

                if len(dirs) == 0:

                    # On a road island.
                    dx = 0
                    dy = 0
                    #print "frustrated island"
                    frustrated = True
                    self.hilite = 4

                else:

                    randomTurnProb = 0.1

                    if len(dirs) == 1:

                        # Dead end! Only one way to go.
                        curDir = dirs[0]

                    else:

                        if random.random() < randomTurnProb:

                            # Choose a direction randomly.
                            curDir = self.getAny(dirs)
                            #print "RANDOM TURN", curDir, "============="

                        else:

                            if False:
                                # Don't go back the direction we came from.
                                otherDir = self.oppositeDirections[curDir]
                                if otherDir and (otherDir in dirs):
                                    dirs.remove(otherDir)

                            # Choose between the remaining directions.
                            # Select the direction with the highest score.

                            oppositeDir = self.oppositeDirections[curDir]
                            bestDir = None
                            bestScore = -1
                            for d in dirs:
                                # Base score is random to keep things interesting.
                                score = random.random() * 30

                                # Extra score for current direction.
                                if d == curDir:
                                    score += random.random() * 100

                                # Less score for opposite direction.
                                if d == oppositeDir:
                                    score -= random.random() * 100

                                score += self.scanRoads(engine, d, tileX, tileY)

                                #print d, score,
                                if score > bestScore:
                                    bestScore = score
                                    bestDir = d

                            #print "BESTDIR", bestDir, "========"
                            curDir = bestDir or self.getAny(dirs)

        dx, dy = self.directionDeltas[curDir]
        dx *= defaultSpeed
        dy *= defaultSpeed

        if (dx == 0) and (dy == 0):
            #print "stopped"
            speed = defaultSpeed
        else:
            direction = math.atan2(-dy, dx)
            speed = defaultSpeed
            #print "direction", direction

        # Calculate velocity and move position.

        x += dx
        y += dy

        self.x = x
        self.y = y
        self.direction = direction
        self.speed = speed

        #print "NOW", "x", x, "y", y, "direction", direction, "speed", speed


    def addScore(self, delta):
        self.score += delta
        zone = self.zone
        if zone:
            zone.addScore(delta)


    def sendCommand(self, command, args):

        if command == 'reset':
            self.score = 0
        else:
            MicropolisRobot.sendCommand(self, command, args)


    def drawRobot(self, ctx):

        direction = self.direction
        mouthOpen = self.mouthOpen
        mouthSize = self.mouthSize
        radius = self.radius
        hilite = self.hilite

        ctx.rotate(direction)

        if mouthOpen:
            ctx.move_to(0, 0)
            ctx.arc(0, 0, radius, direction + (mouthSize / 2), direction + (2 * math.pi) - (mouthSize / 2))
            ctx.line_to(0, 0)
            ctx.close_path()
        else:
            ctx.arc(0, 0, radius, 0, 2 * math.pi)
            ctx.close_path()

        if hilite == 0:
            ctx.set_source_rgba(1, 1, 0, 1)
        elif hilite == 1:
            ctx.set_source_rgba(1, 0, 0, 1)
        elif hilite == 2:
            ctx.set_source_rgba(0, 1, 0, 1)
        elif hilite == 3:
            ctx.set_source_rgba(0, 0, 1, 1)
        elif hilite == 4:
            ctx.set_source_rgba(0, 1, 1, 1)
        elif hilite == 5:
            ctx.set_source_rgba(1, 0, 1, 1)
        elif hilite == 6:
            ctx.set_source_rgba(0, 0, 0, 1)
        elif hilite == 7:
            ctx.set_source_rgba(1, 1, 1, 1)
        else:
            ctx.set_source_rgba(0.5, 0.5, 0.5, 1)
        ctx.fill_preserve()
        ctx.set_source_rgba(0, 0, 0, 1)
        ctx.set_line_width(1)
        ctx.stroke()


########################################################################


class MicropolisRobot_Xenu(MicropolisRobot):


    robotType = 'Xenu'

    viewKeys = MicropolisRobot.viewKeys + [
        'mouthOpen', 'mouthSize', 'mouthPhase', 'radius', 'hilite', 'score',
        'possibleDirections',
    ]

    def __init__(
        self,
        speed=4,
        defaultSpeed=4,
        direction=0,
        mouthOpen=True,
        mouthOpenCycle=30,
        mouthOpenDuration=15,
        mouthSize=math.pi / 2.0,
        radius=10,
        **args):

        MicropolisRobot.__init__(self, **args)

        self.speed = speed
        self.direction = direction
        self.mouthOpen = mouthOpen
        self.mouthOpenCycle = mouthOpenCycle
        self.mouthOpenDuration = mouthOpenDuration
        self.mouthPhase = random.randint(0, mouthOpenCycle - 1)
        self.mouthSize = mouthSize
        self.radius = radius
        self.defaultSpeed = defaultSpeed
        self.hilite = 0
        self.score = 0
        self.possibleDirections = []


    def simulate(self):

        engine = self.engine
        #print "SIMULATE", self, engine

        self.mouthOpen = (
            ((engine.tickCount() + self.mouthPhase) % self.mouthOpenCycle) <
            self.mouthOpenDuration)

        x = self.x
        y = self.y
        speed = self.speed
        direction = self.direction
        defaultSpeed = self.defaultSpeed

        frustrated = False
        self.hilite = 0

        # Snap into grid lanes.

        x = int(x / defaultSpeed) * defaultSpeed
        y = int(y / defaultSpeed) * defaultSpeed

        inLaneVertical = (x % 16) == 8
        inLaneHorizontal = (y % 16) == 8
        inCenter = inLaneVertical and inLaneHorizontal

        if (not inLaneVertical) and (not inLaneHorizontal):
            x = (int(x / 16) * 16) + 8
            y = (int(y / 16) * 16) + 8
            inLaneVertical = True
            inLaneHorizontal = True
            inCenter = True

        dx = math.cos(direction) * speed
        dy = -math.sin(direction) * speed

        #print "direction", direction, "dx", dx, "dy", dy
        if (dx == 0) and (dy == 0):
            # Sitting still.
            pass
        if abs(dx) > abs(dy):
            # Horizontal
            dy = 0
            if not inLaneHorizontal:
                dx = 0
                #print "frustrated horizontal"
                frustrated = True
                self.hilite = 1
            else:
                if dx < 0:
                    dx = -defaultSpeed
                    #print "force west"
                else:
                    dx = defaultSpeed
                    #print "force east"
        else:
            # Vertical
            dx = 0
            if not inLaneVertical:
                dy = 0
                #print "frustrated vertical"
                frustrated = True
                self.hilite = 2
            else:
                if dy < 0:
                    dy = -defaultSpeed
                    #print "force north"
                else:
                    dy = defaultSpeed
                    #print "force south"

        if (dx == 0) and (dy == 0):
            curDir = 'stop'
        elif (dx != 0) and (dy != 0):
            print "INVALID DIRECTION!", dx, dy
            dx = 0
            dy = 0
            curDir = 'stop'
        if dx < 0:
            curDir = 'west'
        elif dx > 0:
            curDir = 'east'
        elif dy < 0:
            curDir = 'north'
        elif dy > 0:
            curDir = 'south'

        # Calculate tile coordinates.

        tileX = int(x / 16)
        tileY = int(y / 16)

        onRoad = engine.isRoad(tileX, tileY)

        if not onRoad:

            # Stuck off road.

            dx = 0
            dy = 0
            curDir = 'stop'

            #print "frustrated off road"
            frustrated = True
            self.hilite = 3

            prob = 0.25 # Probability of generating some traffic on
                        # each adjacent road.

            # Generate traffic to here on any adjacent roads.
            dirs = self.findRoads(engine, tileX, tileY)
            if dirs and random.random() < prob:
                self.hilite = 4
                for d in dirs:
                    dirX, dirY = self.directionDeltas[d]
                    tx = tileX + dirX
                    ty = tileY + dirY
                    if ((tx >= 0) and
                        (tx < micropolisengine.WORLD_W) and
                        (ty >= 0) and
                        (ty < micropolisengine.WORLD_H)):

                        # Choose a random zone type as a traffic
                        # destination.
                        zoneType = self.getAny((
                            micropolisengine.ZT_COMMERCIAL,
                            micropolisengine.ZT_INDUSTRIAL,
                            micropolisengine.ZT_RESIDENTIAL,
                        ))
                        engine.makeTrafficAt(tx, ty, zoneType)

        else:

            # On a road.

            # Eat traffic.

            self.score += self.eatTraffic(engine, tileX, tileY)

            self.neutralizeTrafficTiles(engine, tileX, tileY)

            if inCenter:

                #print "CENTER"

                # Look for adjacent roads.
                dirs = self.findRoads(engine, tileX, tileY)

                if len(dirs) == 0:

                    # On a road island.
                    dx = 0
                    dy = 0
                    #print "frustrated island"
                    frustrated = True
                    self.hilite = 4

                else:

                    randomTurnProb = 0.1

                    if len(dirs) == 1:

                        # Dead end! Only one way to go.
                        curDir = dirs[0]

                    else:

                        if random.random() < randomTurnProb:

                            # Choose a direction randomly.
                            curDir = self.getAny(dirs)
                            #print "RANDOM TURN", curDir, "============="

                        else:

                            if False:
                                # Don't go back the direction we came from.
                                otherDir = self.oppositeDirections[curDir]
                                if otherDir and (otherDir in dirs):
                                    dirs.remove(otherDir)

                            # Choose between the remaining directions.
                            # Select the direction with the highest score.

                            oppositeDir = self.oppositeDirections[curDir]
                            bestDir = None
                            bestScore = -1
                            for d in dirs:
                                # Base score is random to keep things interesting.
                                score = random.random() * 30

                                # Extra score for current direction.
                                if d == curDir:
                                    score += random.random() * 100

                                # Less score for opposite direction.
                                if d == oppositeDir:
                                    score -= random.random() * 100

                                score += self.scanRoads(engine, d, tileX, tileY)

                                #print d, score,
                                if score > bestScore:
                                    bestScore = score
                                    bestDir = d

                            #print "BESTDIR", bestDir, "========"
                            curDir = bestDir or self.getAny(dirs)

        dx, dy = self.directionDeltas[curDir]
        dx *= defaultSpeed
        dy *= defaultSpeed

        if (dx == 0) and (dy == 0):
            #print "stopped"
            speed = defaultSpeed
        else:
            direction = math.atan2(-dy, dx)
            speed = defaultSpeed
            #print "direction", direction

        # Calculate velocity and move position.

        x += dx
        y += dy

        self.x = x
        self.y = y
        self.direction = direction
        self.speed = speed

        #print "NOW", "x", x, "y", y, "direction", direction, "speed", speed


    def sendCommand(self, command, args):

        if command == 'reset':
            self.score = 0
        else:
            MicropolisRobot.sendCommand(self, command, args)


    def drawRobot(self, ctx):

        direction = self.direction
        mouthOpen = self.mouthOpen
        mouthSize = self.mouthSize
        radius = self.radius
        hilite = self.hilite

        ctx.rotate(direction)

        if mouthOpen:
            ctx.move_to(0, 0)
            ctx.arc(0, 0, radius, direction + (mouthSize / 2), direction + (2 * math.pi) - (mouthSize / 2))
            ctx.line_to(0, 0)
            ctx.close_path()
        else:
            ctx.arc(0, 0, radius, 0, 2 * math.pi)
            ctx.close_path()

        if hilite == 0:
            ctx.set_source_rgba(1, 1, 0, 1)
        elif hilite == 1:
            ctx.set_source_rgba(1, 0, 0, 1)
        elif hilite == 2:
            ctx.set_source_rgba(0, 1, 0, 1)
        elif hilite == 3:
            ctx.set_source_rgba(0, 0, 1, 1)
        elif hilite == 4:
            ctx.set_source_rgba(0, 1, 1, 1)
        elif hilite == 5:
            ctx.set_source_rgba(1, 0, 1, 1)
        elif hilite == 6:
            ctx.set_source_rgba(0, 0, 0, 1)
        elif hilite == 7:
            ctx.set_source_rgba(1, 1, 1, 1)
        else:
            ctx.set_source_rgba(0.5, 0.5, 0.5, 1)
        ctx.fill_preserve()
        ctx.set_source_rgba(0, 0, 0, 1)
        ctx.set_line_width(1)
        ctx.stroke()


########################################################################

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Change log

r460 by simhacker on Aug 22, 2009 Diff

robots and zones, oh my

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Older revisions

r457 by simhacker on Jul 28, 2009 Diff

Made plug-in zones into Python
objects.

r456 by simhacker on Jul 26, 2009 Diff

Added preliminary cut at plug-in
zones. Udated docmentation and notes.

r453 by simhacker on Jul 12, 2009 Diff

tooltips

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