161 lines
4.3 KiB
Python
161 lines
4.3 KiB
Python
#!/usr/bin/env python
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""" pg.examples.video
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Experimental!
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* dialog message boxes with messagebox.
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* multiple windows with Window
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* driver selection
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* Renderer, Texture, and Image classes
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* Drawing lines, rects, and such onto Renderers.
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"""
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import os
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import pygame as pg
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if pg.get_sdl_version()[0] < 2:
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raise SystemExit(
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"This example requires pygame 2 and SDL2. _sdl2 is experimental and will change."
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)
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from pygame._sdl2 import Window, Texture, Image, Renderer, get_drivers, messagebox
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data_dir = os.path.join(os.path.split(os.path.abspath(__file__))[0], "data")
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def load_img(file):
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return pg.image.load(os.path.join(data_dir, file))
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pg.display.init()
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pg.key.set_repeat(1000, 10)
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for driver in get_drivers():
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print(driver)
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import random
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answer = messagebox(
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"I will open two windows! Continue?",
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"Hello!",
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info=True,
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buttons=("Yes", "No", "Chance"),
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return_button=0,
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escape_button=1,
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)
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if answer == 1 or (answer == 2 and random.random() < 0.5):
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import sys
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sys.exit(0)
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win = Window("asdf", resizable=True)
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renderer = Renderer(win)
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tex = Texture.from_surface(renderer, load_img("alien1.gif"))
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running = True
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x, y = 250, 50
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clock = pg.time.Clock()
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backgrounds = [(255, 0, 0, 255), (0, 255, 0, 255), (0, 0, 255, 255)]
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bg_index = 0
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renderer.draw_color = backgrounds[bg_index]
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win2 = Window("2nd window", size=(256, 256), always_on_top=True)
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win2.opacity = 0.5
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win2.set_icon(load_img("bomb.gif"))
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renderer2 = Renderer(win2)
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tex2 = Texture.from_surface(renderer2, load_img("asprite.bmp"))
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renderer2.clear()
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tex2.draw()
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renderer2.present()
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del tex2
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full = 0
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tex = Image(tex)
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surf = pg.Surface((64, 64))
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streamtex = Texture(renderer, (64, 64), streaming=True)
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tex_update_interval = 1000
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next_tex_update = pg.time.get_ticks()
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while running:
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for event in pg.event.get():
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if event.type == pg.QUIT:
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running = False
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elif getattr(event, "window", None) == win2:
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if (
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event.type == pg.KEYDOWN
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and event.key == pg.K_ESCAPE
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or event.type == pg.WINDOWCLOSE
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):
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win2.destroy()
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elif event.type == pg.KEYDOWN:
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if event.key == pg.K_ESCAPE:
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running = False
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elif event.key == pg.K_LEFT:
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x -= 5
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elif event.key == pg.K_RIGHT:
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x += 5
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elif event.key == pg.K_DOWN:
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y += 5
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elif event.key == pg.K_UP:
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y -= 5
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elif event.key == pg.K_f:
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if full == 0:
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win.set_fullscreen(True)
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full = 1
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else:
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win.set_windowed()
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full = 0
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elif event.key == pg.K_s:
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readsurf = renderer.to_surface()
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pg.image.save(readsurf, "test.png")
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elif event.key == pg.K_SPACE:
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bg_index = (bg_index + 1) % len(backgrounds)
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renderer.draw_color = backgrounds[bg_index]
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renderer.clear()
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# update texture
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curtime = pg.time.get_ticks()
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if curtime >= next_tex_update:
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for x_ in range(streamtex.width // 4):
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for y_ in range(streamtex.height // 4):
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newcol = (
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random.randint(0, 255),
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random.randint(0, 255),
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random.randint(0, 255),
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255,
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)
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area = (4 * x_, 4 * y_, 4, 4)
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surf.fill(newcol, area)
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streamtex.update(surf)
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next_tex_update = curtime + tex_update_interval
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streamtex.draw(dstrect=pg.Rect(64, 128, 64, 64))
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tex.draw(dstrect=(x, y))
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# TODO: should these be?
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# - line instead of draw_line
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# - point instead of draw_point
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# - rect(rect, width=1)->draw 1 pixel, instead of draw_rect
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# - rect(rect, width=0)->filled ? , instead of fill_rect
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#
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# TODO: should these work with pg.draw.line(renderer, ...) functions?
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renderer.draw_color = (255, 255, 255, 255)
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renderer.draw_line((0, 0), (64, 64))
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renderer.draw_line((64, 64), (128, 0))
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renderer.draw_point((72, 32))
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renderer.draw_rect(pg.Rect(0, 64, 64, 64))
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renderer.fill_rect(pg.Rect(0, 128, 64, 64))
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renderer.draw_color = backgrounds[bg_index]
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renderer.present()
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clock.tick(60)
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win.title = str("FPS: {}".format(clock.get_fps()))
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