QMK/lib/ugfx/demos/modules/gdisp/thickarcs/main.c

63 lines
2.4 KiB
C

/*
* Copyright (c) 2012, 2013, Joel Bodenmann aka Tectu <joel@unormal.org>
* Copyright (c) 2012, 2013, Andrew Hannam aka inmarket
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the <organization> nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "gfx.h"
// This function draws a thick arc and a non-thick arc together
static void _drawCombinedArc(int x, int y, int angle1, int angle2)
{
gdispDrawThickArc(x, y, 40, 60, angle1, angle2, GFX_RED);
gdispDrawArc(x, y, 50, angle1, angle2, GFX_WHITE);
}
int main(void)
{
int i = 35;
// Initialize the uGFX library
gfxInit();
while(1) {
// Clear the entire screen
gdispClear(GFX_BLACK);
// Draw some thick arcs with an outline
_drawCombinedArc(150, 150, (i / 360) * 15 + 55, 55+i);
_drawCombinedArc(300, 150, 100+i, (i / 360) * 15 + 100);
_drawCombinedArc(300, 300, (i / 360) * 15 + 145, 145+i);
_drawCombinedArc(150, 300, (i / 360) * 15 + 195, 195-i);
// Draw different arcs the next time
i++;
// Wait a bit
gfxSleepMilliseconds(20);
}
}