53 lines
1.6 KiB
Python
Executable File
53 lines
1.6 KiB
Python
Executable File
# UPIWIN - Micro Pi Windowing Framework Kernel
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# Copyright (C) 2019 Amy Bowersox/Erbosoft Metaverse Design Solutions
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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# ------------------------------------------------------------------------
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# Test of line clipping
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import upiwin
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hdc = upiwin.DevCtxt(type='screen')
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hdc.text_color = 0xFFFFFF # white
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hdc.rectangle(99, 99, 200, 200)
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clip = hdc.get_clip_rect()
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hdc.set_clip_rect(100, 100, 200, 200)
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hdc.text_color = 0x0000FF # red
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hdc.move_to(50, 200)
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hdc.line_to(200, 50)
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hdc.text_color = 0x00FF00 # green
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hdc.move_to(250, 200)
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hdc.line_to(100, 50)
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hdc.text_color = 0xFF0000 # blue
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hdc.move_to(50, 100)
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hdc.line_to(200, 250)
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hdc.text_color = 0x00FFFF # yellow
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hdc.move_to(250, 100)
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hdc.line_to(100, 250)
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hdc.set_clip_rect(clip[0], clip[1], clip[2], clip[3])
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msg = {}
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while upiwin.get_message(msg):
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if msg['message'] == upiwin.WM_HWBUTTONUP:
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bn = msg['attrs'][0]
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if bn == 4:
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print("Quitting the application.")
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upiwin.post_quit_message(0)
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