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unit_tests.c
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unit_tests.c
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/**
* \file unit_tests.c
* \brief Various test functions to demonstrate features of the library
* \author Andy Gock
*/
/*
Copyright (c) 2012, Andy Gock
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 Andy Gock 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 ANDY GOCK 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 <stdio.h>
#include <stdlib.h>
#include "glcd.h"
#include "unit_tests.h"
/** Fonts */
#include "fonts/font5x7.h"
//#include "fonts/Liberation_Sans11x14_Numbers.h"
#include "fonts/Liberation_Sans15x21_Numbers.h"
//#include "fonts/Liberation_Sans17x17_Alpha.h"
//#include "fonts/Liberation_Sans27x36_Numbers.h"
//#include "fonts/Bebas_Neue20x36_Bold_Numbers.h"
// Commercial fonts not included with distribution
//#include "library/glcd/fonts/HelveticaNeueLT_Com_57_Cn23x35_Numbers.h"
//#include "library/glcd/fonts/HelveticaNeueLT_Com_95_Blk18x19.h"
#if 1
volatile uint8_t unit_test_return = 0;
#else
#define unit_test_return 1
#endif
/**
* Return from test procedure. Global var \p unit_test_return is set high externally,
* to signal function to return.
*/
#define DEMO_RETURN() if (unit_test_return) { unit_test_return = 0; return; }
#if defined(GLCD_UNIT_TEST_BITMAP_ENABLE)
/* Open Source logo -- Size: 128x64 */
#if defined(GLCD_DEVICE_AVR8)
const unsigned char bmp_oslogo[] PROGMEM = {
#else
const unsigned char bmp_oslogo[] = {
#endif /* GLCD_DEVICE_AVR8 */
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};
#endif /* GLCD_UNIT_TEST_BITMAP_ENABLE */
void glcd_test_circles(void)
{
uint8_t x,y,radius;
while (1) {
uint8_t i;
glcd_clear();
// generate random(ish) position on display
x = rand() % GLCD_LCD_WIDTH;
y = rand() % GLCD_LCD_HEIGHT;
radius = rand() % 50;
//x = 70; y=25; radius=50; // for debugging
// fill circle with black
for (i=0; i<=radius; i++) {
glcd_fill_circle(x,y,i,BLACK);
glcd_write();
delay_ms(2);
}
// fill the same circle above but with white
for (i=0; i<=radius; i++) {
glcd_fill_circle(x,y,i,WHITE);
glcd_write();
delay_ms(1);
}
DEMO_RETURN();
}
}
void glcd_test_counter_and_graph(void)
{
uint8_t count = 0;
char string[8] = "";
while(1) {
glcd_clear_buffer();
//glcd_tiny_set_font(Font5x7,5,7,32,127);
//glcd_draw_string_xy(0,40,(char *)utoa(count,string,10));
glcd_set_font(Liberation_Sans15x21_Numbers,15,21,46,57);
//glcd_set_font(Liberation_Sans27x36_Numbers,27,36,46,57);
//glcd_set_font(Bebas_Neue20x36_Bold_Numbers,20,36,46,57);
//glcd_set_font(Bebas_Neue18x36_Numbers,18,36,46,57);
//glcd_set_font(HelveticaNeueLT_Com_57_Cn23x35_Numbers,23,35,46,57); // commercial font - not for public distribution
sprintf(string,"%d",count);
glcd_draw_string_xy(0,0,string);
glcd_bar_graph_horizontal(10,38,30,6,count*4);
glcd_bar_graph_vertical(70,0,8,30,count*2);
glcd_write();
count += 1;
DEMO_RETURN();
}
}
void glcd_test_text_up_down(void)
{
// moves some text up and down the display
uint8_t y;
uint8_t max_y;
//glcd_set_font(Liberation_Sans11x14_Numbers,11,14,46,57);
glcd_set_font(Liberation_Sans15x21_Numbers,15,21,46,57);
//glcd_set_font(Liberation_Sans27x36_Numbers,27,36,46,57);
//glcd_set_font(Liberation_Sans17x17_Alpha,17,17,46,90);
max_y = GLCD_LCD_HEIGHT - font_current.height - 2; // max y start position for draw_string
while(1) {
// move top to bottom
for (y=0; y<max_y; y++) {
DEMO_RETURN();
glcd_clear_buffer();
glcd_draw_string_xy(0,y,"123");
glcd_write();
delay_ms(80);
}
// move bottom to top
for (y=(max_y); y>0; y--) {
DEMO_RETURN();
glcd_clear_buffer();
glcd_draw_string_xy(0,y,"456");
glcd_write();
delay_ms(80);
}
}
}
void glcd_test_tiny_text(void)
{
/* Write tiny text on display, all chars, scrolling up every second */
char string[GLCD_LCD_WIDTH / 6 + 1];
uint8_t c = 32;
uint8_t len = GLCD_LCD_WIDTH / 6;
GLCD_TEXT_INIT();
while(1) {
// write chars to string from 32 to 127 ASCII
uint8_t i;
for (i=0; i<len; i++) {
string[i] = c;
c++;
if (c > 127) {
c = 32;
}
}
// write null terminator
string[len] = '\0';
GLCD_WRITE(string);
DEMO_RETURN();
delay_ms(1000);
}
}
void glcd_test_hello_world(void)
{
glcd_tiny_set_font(Font5x7,5,7,32,127);
glcd_clear_buffer();
glcd_tiny_draw_string(0,0,"Hello World!");
glcd_write();
while(1) {
DEMO_RETURN();
}
}
void glcd_test_rectangles(void)
{
glcd_tiny_set_font(Font5x7,5,7,32,127);
glcd_clear_buffer();
glcd_tiny_draw_string(0,0,"RECTANGLE DEMO");
glcd_write();
delay_ms(1000);
while(1) {
glcd_clear();
glcd_draw_rect(0,0,100,50,BLACK);
glcd_tiny_draw_string(0,GLCD_NUMBER_OF_BANKS-1,"glcd_draw_rect");
glcd_write();
delay_ms(1000);
DEMO_RETURN();
glcd_clear();
glcd_tiny_draw_string(0,GLCD_NUMBER_OF_BANKS-1,"glcd_draw_rect_thick");
glcd_write();
glcd_draw_rect_thick(5,5,80,30,3,6,BLACK);
glcd_write();
delay_ms(1000);
DEMO_RETURN();
glcd_draw_rect_thick(0,0,20,20,2,2,BLACK);
glcd_write();
delay_ms(1000);
DEMO_RETURN();
glcd_draw_rect_thick(100,10,20,20,5,5,BLACK);
glcd_write();
delay_ms(1000);
DEMO_RETURN();
glcd_clear();
glcd_tiny_draw_string(0,GLCD_NUMBER_OF_BANKS-1,"glcd_draw_rect_shadow");
glcd_draw_rect_shadow(0,0,45,30,BLACK);
glcd_write();
delay_ms(1000);
DEMO_RETURN();
glcd_draw_rect_shadow(95,5,30,30,BLACK);
glcd_write();
delay_ms(1000);
DEMO_RETURN();
}
}
void glcd_test_scrolling_graph(void)
{
glcd_clear();
glcd_write();
while(1) {
uint16_t n;
for (n=0; n<=255; n += 20) {
glcd_scrolling_bar_graph(0,0,50,50,n);
glcd_scrolling_bar_graph(60,0,50,30,n);
glcd_scrolling_bar_graph(60,35,60,20,n);
DEMO_RETURN();
}
for (n=0; n<=255; n += 20) {
glcd_scrolling_bar_graph(0,0,50,50,255-n);
glcd_scrolling_bar_graph(60,0,50,30,n);
glcd_scrolling_bar_graph(60,35,60,20,n);
DEMO_RETURN();
}
}
}
#if defined (GLCD_UNIT_TEST_BITMAP_ENABLE)
void glcd_test_bitmap_128x64(void)
{
glcd_draw_bitmap(bmp_oslogo);
glcd_write();
while (1) {
DEMO_RETURN();
}
}
#endif