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arduino-library-lolshield/lib/Figure.cpp
T

131 lines
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/*
Figure drawing library
Copyright 2009/2010 Benjamin Sonntag <benjamin@sonntag.fr> http://benjamin.sonntag.fr/
History:
2010-01-01 - V0.0 Initial code at Berlin after 26C3
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include "Figure.h"
#include "Charliplexing.h"
#include <Arduino.h>
#include <inttypes.h>
#include <avr/pgmspace.h>
#define C(c,r) ((c << 4) | r)
PROGMEM uint8_t figuresData[][14] = {
{ C(0,0), C(1,0), C(2,0), C(0,1), C(2,1), C(0,2), C(2,2), C(0,3), C(2,3), C(0,4), C(1,4), C(2,4), 255, 255 },
{ C(1,0), C(0,1), C(1,1), C(1,2), C(1,3), C(0,4), C(1,4), C(2,4), 255, 255, 255, 255, 255, 255 },
{ C(0,0), C(1,0), C(2,0), C(2,1), C(1,2), C(0,3), C(0,4), C(1,4), C(2,4), 255, 255, 255, 255, 255 },
{ C(0,0), C(1,0), C(2,0), C(2,1), C(0,2), C(1,2), C(2,3), C(0,4), C(1,4), C(2,4), 255, 255, 255, 255 },
{ C(0,0), C(2,0), C(0,1), C(2,1), C(0,2), C(1,2), C(2,2), C(2,3), C(2,4), 255, 255, 255, 255, 255 },
{ C(0,0), C(1,0), C(2,0), C(0,1), C(0,2), C(1,2), C(2,2), C(2,3), C(0,4), C(1,4), C(2,4), 255, 255, 255 },
{ C(0,0), C(1,0), C(2,0), C(0,1), C(0,2), C(1,2), C(2,2), C(0,3), C(2,3), C(0,4), C(1,4), C(2,4), 255, 255 },
{ C(0,0), C(1,0), C(2,0), C(2,1), C(2,2), C(1,3), C(1,4), 255, 255, 255, 255, 255, 255, 255 },
{ C(0,0), C(1,0), C(2,0), C(0,1), C(2,1), C(0,2), C(1,2), C(2,2), C(0,3), C(2,3), C(0,4), C(1,4), C(2,4), 255 },
{ C(0,0), C(1,0), C(2,0), C(0,1), C(2,1), C(0,2), C(1,2), C(2,2), C(2,3), C(0,4), C(1,4), 255, 255, 255 }
};
/* ----------------------------------------------------------------- */
/** Draws a figure (0-9). You should call it with set=1,
* wait a little them call it again with set=0
* @param figure is the figure [0-9]
* @param x,y coordinates,
* @param set is 1 or 0 to draw or clear it
*/
void Figure::Draw(int figure,int x,int y,int set) {
const uint8_t* character = figuresData[figure];
for (;;) {
uint8_t data = pgm_read_byte_near(character++);
if (data == 255)
break;
uint8_t charCol = data >> 4, charRow = data & 15;
if (
charCol+x<DISPLAY_COLS &&
charCol+x>=0 &&
charRow+y<DISPLAY_ROWS &&
charRow+y>=0
) {
LedSign::Set(charCol+x,charRow+y,set);
}
}
}
/* ----------------------------------------------------------------- */
/** Draw a figure in the other direction (rotated 90°)
* You should call it with set=1,
* wait a little them call it again with set=0
* @param figure is the figure [0-9]
* @param x,y coordinates,
* @param set is 1 or 0 to draw or clear it
*/
void Figure::Draw90(int figure,int x,int y,int set) {
const uint8_t* character = figuresData[figure];
for (;;) {
uint8_t data = pgm_read_byte_near(character++);
if (data == 255)
break;
uint8_t charCol = data >> 4, charRow = data & 15;
if (
(5-charRow)+x<DISPLAY_COLS &&
(5-charRow)+x>=0 &&
charCol+y<DISPLAY_ROWS &&
charCol+y>=0
) {
LedSign::Set((5-charRow)+x,charCol+y,set);
}
}
}
/* ----------------------------------------------------------------- */
/** Scroll a number from right to left
* remove unused figures (0 at the left)
* valid for up to 7 figures.
* @param value is the value to draw and scroll
* @param x is the coordinate where we put the top of the figure [0-13]
*/
void Figure::Scroll90(unsigned long value,uint8_t x) {
int i,j,k;
uint8_t figures[]={
(value%10000000)/1000000,
(value%1000000)/100000,
(value%100000)/10000,
(value%10000)/1000,
(value%1000)/100,
(value%100)/10,
(value%10)
};
j=0;
while (figures[j]==0 && j<6) j++;
for(i=0;i<9+(7-j)*5;i++) {
for(k=j;k<=6;k++)
Figure::Draw90(figures[k],3,-i+9+4*(k-j) ,1);
delay(100);
for(k=j;k<=6;k++)
Figure::Draw90(figures[k],3,-i+9+4*(k-j) ,0);
}
}