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main.py
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main.py
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#! /usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (C) 2013 and 2015 Tim Radvan and Ethan Smith
# This file is part of SKIPY.
#
# SKIPY 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.
#
# SKIPY 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 SKIPY. If not, see <http://www.gnu.org/licenses/>.
import pygame
from pygame.locals import *
import skip
from skip import *
import kurt
from pygame import draw
from pygame import Rect as rect
import time
class MainWindow(skip.Screen):
def __init__(self):
pygame.init()
self._running = True
self.size=1600,900
self.CAPTION="SKIPY"
self.KEYS_BY_NAME = {}
self.screen = pygame.display.set_mode(self.size,pygame.RESIZABLE)
pygame.display.set_caption(self.CAPTION)
#setup gray background
self.background=pygame.Surface(self.screen.get_size())
self.background = self.background.convert()
self.background.fill((243,244,245))
self.background_rect=self.background.get_rect()
#load images
self.SpritesAndStage=pygame.image.load("SpritesAndStage.PNG")
self.def_sprite=pygame.image.load("Default.png")
self.choose_sprite=pygame.image.load("Choose_Hover.png")
self.draw_sprite_rect=rect(385,self.screen.get_size()[1]-475, 23,23)
self.error_img=pygame.image.load("Error.png")
self.start=pygame.image.load("start.png")
self.start_rect=Rect(0,0,30,30)
self.error_layer=pygame.Surface((480,360),pygame.SRCALPHA)
self.error_layer.blit(self.error_img,(0,0))
self.error=False
pygame.display.set_caption(self.CAPTION)
self.clock = pygame.time.Clock()
for constant in dir(pygame):
if constant.startswith("K_"):
key = eval("pygame."+constant)
name = pygame.key.name(key)
self.KEYS_BY_NAME[name] = key
self.project = kurt.Project()
self.sprite = kurt.Sprite(self.project, "Sprite1")
self.sprite.costume = kurt.Costume("square",
kurt.Image.new((60, 60), (0, 0, 0)))
self.project.sprites = [self.sprite]
self.project.convert("scratch14")
self.surface=pygame.Surface((480,380),pygame.SRCALPHA)
try:
self.set_project(kurt.Project.load("default.sb"))
except Exception as e:
print("Error "+str(e))
self.tick()
def render(self):
#titlebar
draw.rect(self.background,(156,158,162),rect(0,0,1600,30))
self.screen.blit(self.background, (0, 0))
if self.screen.get_size()[1]<900:
#too small, cut off image
self.screen.blit(self.SpritesAndStage,(10,410))
self.set_sprite_chooser()
else:
#big, resize accordingly
self.screen.blit(self.SpritesAndStage,(10,(self.screen.get_size())[1]-490))
self.set_sprite_chooser()
#start
self.screen.blit(self.start, (0,0))
#stage
self.screen.blit(self.surface, (10,30))
if self.error:
self.screen.blit(self.error_layer, (300,self.screen.get_size()[1]-490))
time.sleep(2)
pygame.display.flip()
def set_sprite_chooser(self):
#coordinates are (x,y,w,h): (385,y, 95,23)
#if mouse in rect,
if self.draw_sprite_rect.collidepoint(self.mouse_pos[0],self.mouse_pos[1]):
self.screen.blit(self.choose_sprite,(386, self.screen.get_size()[1]-484))
else:
self.screen.blit(self.def_sprite,(385, self.screen.get_size()[1]-485))
def cleanup(self):
pygame.quit()
def clear(self):
self.pen_surface.fill((0,0,0,0))
def handle_events(self):
for event in pygame.event.get():
if event.type == pygame.QUIT:
self.running = False
elif event.type == pygame.KEYDOWN:
name = pygame.key.name(event.key)
if name in kurt.Insert(None, "key").options():
yield ScreenEvent("key_pressed", name)
elif event.type == pygame.MOUSEBUTTONDOWN:
if event.button == 1:
if self.start_rect.collide_point((self.mouse_pos[0],self.mouse_pos[1])):
self.interpreter.start()
print("starting interpreter")
yield ScreenEvent("mouse_down")
elif event.type == pygame.MOUSEBUTTONUP:
if event.button == 1:
yield ScreenEvent("mouse_up")
elif event.type==VIDEORESIZE:
self.screen=pygame.display.set_mode(event.dict['size'],pygame.RESIZABLE)
self.screen.blit(pygame.transform.scale(self.background,event.dict['size']),(0,0))
if event.type== MOUSEBUTTONDOWN and self.draw_sprite_rect.collidepoint(self.mouse_pos[0],self.mouse_pos[1]):
self.error=True
if event.type== MOUSEBUTTONDOWN and not self.draw_sprite_rect.collidepoint(self.mouse_pos[0],self.mouse_pos[1]):
self.error=False
def tick(self):
self.clock.tick(40)
self.mouse_pos=pygame.mouse.get_pos()
self.render()
events = list(self.handle_events())
#GUI events
for event in self.interpreter.tick(events):
if event.kind == "clear":
self.clear()
elif event.kind == "stamp":
self.stamp(event.scriptable)
elif event.kind in ("say", "think"):
print "::", unicode(event)
else:
print "::", event
self.draw_sprite(self.project.stage, self.surface)
self.surface.blit(self.pen_surface, (0, 0))
for actor in self.project.actors:
if isinstance(actor, kurt.Scriptable):
if actor.is_visible:
self.draw_sprite(actor, self.surface)
pygame.display.flip()
def get_sprite_mask(self, sprite, color=None):
if (sprite.direction != 0 and sprite.size != 1) or color is not None:
surface = self.surfaces[sprite.costume.image]
#if sprite.direction != 90 and sprite.size != 100:
angle = -(sprite.direction - 90)
scale = sprite.size / 100.0
surface = pygame.transform.rotozoom(surface, angle, scale)
if color is None:
return pygame.mask.from_surface(surface)
else:
return color_mask(surface, color)
else:
return self.masks[sprite.costume.image]
def draw_sprite(self, sprite, onto_surface, offset=None):
surface = self.surfaces[sprite.costume.image]
if isinstance(sprite, kurt.Stage):
pos = (0, 0)
else:
pos = self.pos_to_screen(skip.bounds(sprite).topleft)
#if sprite.direction != 90 and sprite.size != 100:
angle = -(sprite.direction - 90)
scale = sprite.size / 100.0
surface = pygame.transform.rotozoom(surface, angle, scale)
if offset:
(ox, oy) = offset
(x, y) = pos
pos = (x + ox, y + oy)
ghost = sprite.graphic_effects['ghost']
if ghost != 0:
opacity = (100 - abs(ghost)) * 2.55
blit_alpha(onto_surface, surface, pos, opacity)
else:
onto_surface.blit(surface, pos)
def pos_to_screen(self, (x, y)):
return (int(x) + 240, 180 - int(y))
def pos_from_screen(self, (x, y)):
return (x - 240, 180 - y)
def draw_stage_without_sprite(self, sprite):
_rect = skip.bounds(sprite)
(x, y) = self.pos_to_screen(rect.topleft)
offset = (-x, -y)
surface = pygame.Surface(_rect.size).convert_alpha()
self.draw_sprite(self.project.stage, surface, offset)
surface.blit(self.pen_surface, (0, 0))
for actor in self.project.actors:
if actor is not sprite:
if isinstance(actor, kurt.Scriptable):
if actor.is_visible:
self.draw_sprite(actor, surface, offset)
return surface
def set_project(self, project):
self.running = True
self.pen_surface = pygame.Surface((480,360)).convert_alpha()
self.clear()
self.surfaces = {}
self.masks = {}
self.sounds = {}
skip.Screen.set_project(self, project)
if project.name:
pygame.display.set_caption(project.name + " : " + self.CAPTION)
else:
pygame.display.set_caption(self.CAPTION)
for scriptable in [project.stage] + project.sprites:
for costume in scriptable.costumes:
p_i = costume.image.pil_image
assert p_i.mode in ("RGB", "RGBA")
surface = pygame.image.fromstring(
p_i.tostring(), p_i.size, p_i.mode).convert_alpha()
self.surfaces[costume.image] = surface
self.masks[costume.image] = pygame.mask.from_surface(surface)
def stamp(self, sprite):
self.draw_sprite(sprite, self.pen_surface)
# Script methods
def draw_line(self, start, end, color, size):
start = self.pos_to_screen(start)
end = self.pos_to_screen(end)
pygame.draw.line(self.pen_surface, color.value, start, end, size)
def get_mouse_pos(self):
return self.pos_from_screen(pygame.mouse.get_pos())
def is_mouse_down(self):
return pygame.mouse.get_pressed()[0]
def is_key_pressed(self, name):
if name.endswith(" arrow"):
name = name[:-6]
key = self.KEYS_BY_NAME[name]
return pygame.key.get_pressed()[key]
def touching_mouse(self, sprite):
mask = self.get_sprite_mask(sprite)
(x, y) = self.pos_to_screen(skip.bounds(sprite).topleft)
(mx, my) = pygame.mouse.get_pos()
return bool(mask.get_at((int(mx - x), int(my - y))))
def touching_sprite(self, sprite, other):
mask = self.get_sprite_mask(sprite)
other_mask = self.get_sprite_mask(other)
(x, y) = self.pos_to_screen(skip.bounds(sprite).topleft)
(ox, oy) = self.pos_to_screen(skip.bounds(other).topleft)
offset = (int(ox - x), int(oy - y))
return bool(mask.overlap(other_mask, offset))
def touching_color(self, sprite, color):
rendered_surface = self.draw_stage_without_sprite(sprite)
rendered_mask = color_mask(rendered_surface, color)
sprite_mask = self.get_sprite_mask(sprite)
return bool(rendered_mask.overlap(sprite_mask, (0, 0)))
def touching_color_over(self, sprite, color, over):
rendered_surface = self.draw_stage_without_sprite(sprite)
rendered_mask = color_mask(rendered_surface, over)
sprite_mask = self.get_sprite_mask(sprite, color)
return bool(rendered_mask.overlap(sprite_mask, (0, 0)))
def ask(self, scriptable, prompt):
# sync: yield while waiting for answer.
while 0: # TODO
yield
yield ""
def play_sound(self, sound):
pass # TODO
def play_sound_until_done(self, sound):
self.play_sound(sound)
while 0: # sync: yield while playing
yield
def stop_sounds(self):
pass # TODO
def play_note(self, drum, duration):
pass
def play_drum(self, drum, duration):
pass
if __name__=="__main__":
app=MainWindow()
#mainloop
while app.running:
app.tick()