diff options
Diffstat (limited to 'kitegame.py')
| -rw-r--r-- | kitegame.py | 369 |
1 files changed, 369 insertions, 0 deletions
diff --git a/kitegame.py b/kitegame.py new file mode 100644 index 0000000..e75bce5 --- /dev/null +++ b/kitegame.py @@ -0,0 +1,369 @@ +# Copyright 2008 by Kate Scheppke and Wade Brainerd. +# This file is part of Typing Turtle. +# +# Typing Turtle 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. +# +# Typing Turtle 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 Typing Turtle. If not, see <http://www.gnu.org/licenses/>. + +import random, datetime +from gettext import gettext as _ + +import gobject, pygtk, gtk, pango + +import medalscreen + +BALLOON_COLORS = [ + (65535, 0, 0), + (0, 0, 65535), + (65535, 32768, 0), + (0, 32768, 65535), +] + +class Balloon: + def __init__(self, x, y, vx, vy, word): + self.x = x + self.y = y + self.vx = vx + self.vy = vy + self.word = word + self.size = max(100, 50 + len(word) * 20) + self.color = random.choice(BALLOON_COLORS) + +class KiteGame(gtk.VBox): + def __init__(self, lesson, activity): + gtk.VBox.__init__(self) + + self.lesson = lesson + self.activity = activity + + # Build title bar. + title = gtk.Label() + title.set_markup("<span size='20000'><b>" + lesson['name'] + "</b></span>") + title.set_alignment(1.0, 0.0) + + stoplabel = gtk.Label(_('Go Back')) + stopbtn = gtk.Button() + stopbtn.add(stoplabel) + stopbtn.connect('clicked', self.stop_cb) + + hbox = gtk.HBox() + hbox.pack_start(stopbtn, False, False, 10) + hbox.pack_end(title, False, False, 10) + + # Build the game drawing area. + self.area = gtk.DrawingArea() + self.area.connect("expose-event", self.expose_cb) + + # Connect keyboard grabbing and releasing callbacks. + self.area.connect('realize', self.realize_cb) + self.area.connect('unrealize', self.unrealize_cb) + + self.pack_start(hbox, False, False, 10) + self.pack_start(self.area, True, True) + + self.show_all() + + # Initialize the game data. + self.balloons = [] + + self.score = 0 + self.spawn_delay = 10 + + self.count = 0 + self.count_left = self.lesson.get('length', 60) + + self.medal = None + self.finished = False + + # Start the animation loop running. + self.update_timer = gobject.timeout_add(20, self.tick, priority=gobject.PRIORITY_HIGH_IDLE+30) + + def realize_cb(self, widget): + self.activity.add_events(gtk.gdk.KEY_PRESS_MASK) + self.key_press_cb_id = self.activity.connect('key-press-event', self.key_cb) + + # Clear the mouse cursor. + #pixmap = gtk.gdk.Pixmap(widget.window, 10, 10) + #color = gtk.gdk.Color() + #cursor = gtk.gdk.Cursor(pixmap, pixmap, color, color, 5, 5) + #widget.window.set_cursor(cursor) + + def unrealize_cb(self, widget): + self.activity.disconnect(self.key_press_cb_id) + + def stop_cb(self, widget): + # Stop the animation loop. + if self.update_timer: + gobject.source_remove(self.update_timer) + + self.activity.pop_screen() + + def key_cb(self, widget, event): + # Ignore hotkeys. + if event.state & (gtk.gdk.CONTROL_MASK | gtk.gdk.MOD1_MASK): + return False + + # Extract information about the key pressed. + key = gtk.gdk.keyval_to_unicode(event.keyval) + if key != 0: key = unichr(key) + + if self.finished: + key_name = gtk.gdk.keyval_name(event.keyval) + if key_name == 'Return': + self.activity.pop_screen() + + # Show the new medal if there was one. + if self.medal: + self.activity.push_screen(medalscreen.MedalScreen(self.medal, self.activity)) + + else: + for b in self.balloons: + if b.word[0] == key: + b.word = b.word[1:] + self.add_score(1) + + # Pop the balloon if it's been typed. + if len(b.word) == 0: + self.balloons.remove(b) + self.add_score(100) + + self.queue_draw_balloon(b) + + break + + return False + + def update_balloon(self, b): + b.x += b.vx + b.y += b.vy + + if b.x < 100 or b.x >= self.bounds.width - 100: + b.vx = -b.vx + + if b.y < -100: + self.balloons.remove(b) + + self.queue_draw_balloon(b) + + def tick(self): + if self.finished: + return + + self.bounds = self.area.get_allocation() + + for b in self.balloons: + self.update_balloon(b) + + self.spawn_delay -= 1 + if self.count_left >= 0 and self.spawn_delay <= 0: + self.count += 1 + self.count_left -= 1 + + word = random.choice(self.lesson['words']) + + x = random.randint(100, self.bounds.width - 100) + y = self.bounds.height + 100 + + vx = random.uniform(-2, 2) + vy = -2 #random.uniform(-5, -3) + + b = Balloon(x, y, vx, vy, word) + self.balloons.append(b) + + if self.count < 10: + delay = 200 + elif self.count < 20: + delay = 150 + else: + delay = 100 + self.spawn_delay = random.randint(delay-20, delay+20) + + if self.count_left <= 0 and len(self.balloons) == 0: + self.finish_game() + + return True + + def draw_results(self, gc): + # Draw background. + w = self.bounds.width - 400 + h = self.bounds.height - 200 + x = self.bounds.width/2 - w/2 + y = self.bounds.height/2 - h/2 + + gc.foreground = self.area.get_colormap().alloc_color(50000,50000,50000) + self.area.window.draw_rectangle(gc, True, x, y, w, h) + gc.foreground = self.area.get_colormap().alloc_color(0,0,0) + self.area.window.draw_rectangle(gc, False, x, y, w, h) + + # Draw text + gc.foreground = self.area.get_colormap().alloc_color(0,0,0) + + title = _('You finished!') + '\n' + layout = self.area.create_pango_layout(title) + layout.set_font_description(pango.FontDescription('Serif Bold 16')) + size = layout.get_size() + tx = x+w/2-(size[0]/pango.SCALE)/2 + ty = y + 100 + self.area.window.draw_layout(gc, tx, ty, layout) + + report = '' + report += _('Your score was %(score)d.') % { 'score': self.score } + '\n' + if self.medal: + report += _('You earned a %(type)s medal!') % self.medal + '\n' + report += '\n' + report += _('Press the ENTER key to continue.') + + layout = self.area.create_pango_layout(report) + layout.set_font_description(pango.FontDescription('Times 12')) + size = layout.get_size() + tx = x+w/2-(size[0]/pango.SCALE)/2 + ty = y + 200 + self.area.window.draw_layout(gc, tx, ty, layout) + + def finish_game(self): + self.finished = True + + # Add to the lesson history. + report = { + 'lesson': self.lesson['name'], + 'score': self.score, + } + self.activity.add_history(report) + + # Show the medal screen, if one should be given. + got_medal = None + + medals = self.lesson['medals'] + for medal in medals: + if self.score >= medal['score']: + got_medal = medal['name'] + + if got_medal: + # Award the medal. + medal = { + 'lesson': self.lesson['name'], + 'type': got_medal, + 'date': datetime.date.today().strftime('%B %d, %Y'), + 'nick': self.activity.owner.props.nick, + 'score': self.score + } + self.medal = medal + + # Compare this medal with any existing medals for this lesson. + # Only record the best one. + add_medal = True + if self.activity.data['medals'].has_key(self.lesson['name']): + old_medal = self.activity.data['medals'][self.lesson['name']] + + order = ' '.join([m['name'] for m in medals]) + add_idx = order.index(medal['type']) + old_idx = order.index(old_medal['type']) + + if add_idx < old_idx: + add_medal = False + elif add_idx == old_idx: + if medal['score'] < old_medal['score']: + add_medal = False + + if add_medal: + self.activity.data['motd'] = 'newmedal' + self.activity.data['medals'][self.lesson['name']] = medal + + # Refresh the main screen given the new medal. + self.activity.mainscreen.show_lesson(self.activity.mainscreen.lesson_index) + + self.queue_draw() + + def queue_draw_balloon(self, b): + x = int(b.x - b.size/2) - 5 + y = int(b.y - b.size/2) - 5 + w = int(b.size + 100) + h = int(b.size*1.5 + 10) + self.area.queue_draw_area(x, y, w, h) + + def draw_balloon(self, gc, b): + x = int(b.x) + y = int(b.y) + + # Draw the string. + gc.foreground = self.area.get_colormap().alloc_color(0,0,0) + self.area.window.draw_line(gc, + int(b.x), int(b.y+b.size/2), + int(b.x), int(b.y+b.size)) + + # Draw the balloon. + gc.foreground = self.area.get_colormap().alloc_color(b.color[0],b.color[1],b.color[2]) + self.area.window.draw_arc(gc, True, x-b.size/2, y-b.size/2, b.size, b.size, 0, 360*64) + + # Draw the text. + gc.foreground = self.area.get_colormap().alloc_color(0,0,0) + layout = self.area.create_pango_layout(b.word) + layout.set_font_description(pango.FontDescription('Sans 12')) + size = layout.get_size() + tx = x-(size[0]/pango.SCALE)/2 + ty = y-(size[1]/pango.SCALE)/2 + self.area.window.draw_layout(gc, tx, ty, layout) + + def add_score(self, num): + self.score += num + self.queue_draw_score() + + def queue_draw_score(self): + layout = self.area.create_pango_layout(_('SCORE: %d') % self.score) + layout.set_font_description(pango.FontDescription('Times 14')) + size = layout.get_size() + x = self.bounds.width-20-size[0]/pango.SCALE + y = 20 + self.queue_draw_area(x, y, x+size[0], y+size[1]) + + def draw_score(self, gc): + layout = self.area.create_pango_layout(_('SCORE: %d') % self.score) + layout.set_font_description(pango.FontDescription('Times 14')) + size = layout.get_size() + x = self.bounds.width-20-size[0]/pango.SCALE + y = 20 + self.area.window.draw_layout(gc, x, y, layout) + + def draw_instructions(self, gc): + # Draw instructions. + gc.foreground = self.area.get_colormap().alloc_color(0,0,0) + + layout = self.area.create_pango_layout(_('Type the words to pop the balloons!')) + layout.set_font_description(pango.FontDescription('Times 14')) + size = layout.get_size() + x = (self.bounds.width - size[0]/pango.SCALE)/2 + y = self.bounds.height-20 - size[1]/pango.SCALE + self.area.window.draw_layout(gc, x, y, layout) + + def draw(self): + self.bounds = self.area.get_allocation() + + gc = self.area.window.new_gc() + + # Draw background. + gc.foreground = self.area.get_colormap().alloc_color(60000,60000,65535) + self.area.window.draw_rectangle(gc, True, 0, 0, self.bounds.width, self.bounds.height) + + # Draw the balloons. + for b in self.balloons: + self.draw_balloon(gc, b) + + if self.finished: + self.draw_results(gc) + + else: + self.draw_instructions(gc) + + self.draw_score(gc) + + def expose_cb(self, area, event): + self.draw() |