upiwin/scripts/test_clipping.py
2019-12-10 15:00:51 -07:00

36 lines
768 B
Python
Executable File

# Test of line clipping
import upiwin
hdc = upiwin.DevCtxt(type='screen')
hdc.text_color = 0xFFFFFF # white
hdc.rectangle(99, 99, 200, 200)
clip = hdc.get_clip_rect()
hdc.set_clip_rect(100, 100, 200, 200)
hdc.text_color = 0x0000FF # red
hdc.move_to(50, 200)
hdc.line_to(200, 50)
hdc.text_color = 0x00FF00 # green
hdc.move_to(250, 200)
hdc.line_to(100, 50)
hdc.text_color = 0xFF0000 # blue
hdc.move_to(50, 100)
hdc.line_to(200, 250)
hdc.text_color = 0x00FFFF # yellow
hdc.move_to(250, 100)
hdc.line_to(100, 250)
hdc.set_clip_rect(clip[0], clip[1], clip[2], clip[3])
msg = {}
while upiwin.get_message(msg):
if msg['message'] == upiwin.WM_HWBUTTONUP:
bn = msg['attrs'][0]
if bn == 4:
print("Quitting the application.")
upiwin.post_quit_message(0)