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javastraat
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lolshield
changed charlieplex.cpp
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‎libraries/LoLShield/Charliplexing.cpp

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‎libraries/LoLShield/Charliplexing.h

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/*
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Charliplexing.h - Library for controlling the charliplexed led board
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from JimmiePRodgers.com
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Created by Alex Wenger, December 30, 2009.
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Modified by Matt Mets, May 28, 2010.
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Released into the public domain.
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*/
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#ifndef Charliplexing_h
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#define Charliplexing_h
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#include <inttypes.h>
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#define SINGLE_BUFFER 0
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#define DOUBLE_BUFFER 1 // comment out to save memory
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#define GRAYSCALE 2 // comment out to save memory
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#define FRAMERATE 80UL // Desired number of frames per second
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#define DISPLAY_COLS 14 // Number of columns in the display
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#define DISPLAY_ROWS 9 // Number of rows in the display
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#ifdef GRAYSCALE
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#define SHADES 8 // Number of distinct shades to display, including black, i.e. OFF
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#else
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#define SHADES 2
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#endif
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namespace LedSign
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{
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extern void Init(uint8_t mode = SINGLE_BUFFER);
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extern void Set(uint8_t x, uint8_t y, uint8_t c = 1);
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extern void SetBrightness(uint8_t brightness);
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#ifdef DOUBLE_BUFFER
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extern void Flip(bool blocking = false);
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#endif
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extern void Clear(uint8_t c = 0);
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extern void Horizontal(uint8_t y, uint8_t c = 0);
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extern void Vertical(uint8_t x, uint8_t c = 0);
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};
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#endif

‎libraries/LoLShield/Figure.cpp

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/*
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Figure drawing library
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Copyright 2009/2010 Benjamin Sonntag <[email protected]> http://benjamin.sonntag.fr/
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History:
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2010-01-01 - V0.0 Initial code at Berlin after 26C3
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include "Figure.h"
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#include "Charliplexing.h"
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#include <Arduino.h>
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#include <inttypes.h>
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#include <avr/pgmspace.h>
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#define C(c,r) ((c << 4) | r)
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PROGMEM const uint8_t figuresData[][14] = {
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{ 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 },
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{ 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 },
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{ 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 },
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{ 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 },
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{ 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 },
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{ 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 },
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{ 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 },
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{ 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 },
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{ 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 },
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{ 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 }
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};
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/* ----------------------------------------------------------------- */
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/** Draws a figure (0-9). You should call it with set=1,
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* wait a little them call it again with set=0
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* @param figure is the figure [0-9]
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* @param x,y coordinates,
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* @param set is 1 or 0 to draw or clear it
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*/
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void Figure::Draw(uint8_t figure, int x, int y, uint8_t c) {
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const uint8_t* character = figuresData[figure];
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for (;;) {
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uint8_t data = pgm_read_byte_near(character++);
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if (data == 255)
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break;
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uint8_t charCol = data >> 4, charRow = data & 15;
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if (
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charCol+x<DISPLAY_COLS &&
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charCol+x>=0 &&
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charRow+y<DISPLAY_ROWS &&
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charRow+y>=0
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) {
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LedSign::Set(charCol+x, charRow+y, c);
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}
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}
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}
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/* ----------------------------------------------------------------- */
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/** Draw a figure in the other direction (rotated 90°)
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* You should call it with set=1,
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* wait a little them call it again with set=0
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* @param figure is the figure [0-9]
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* @param x,y coordinates,
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* @param set is 1 or 0 to draw or clear it
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*/
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void Figure::Draw90(uint8_t figure, int x, int y, uint8_t c) {
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const uint8_t* character = figuresData[figure];
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for (;;) {
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uint8_t data = pgm_read_byte_near(character++);
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if (data == 255)
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break;
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uint8_t charCol = data >> 4, charRow = data & 15;
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if (
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(5-charRow)+x<DISPLAY_COLS &&
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(5-charRow)+x>=0 &&
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charCol+y<DISPLAY_ROWS &&
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charCol+y>=0
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) {
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LedSign::Set((5-charRow)+x, charCol+y, c);
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}
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}
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}
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/* ----------------------------------------------------------------- */
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/** Scroll a number from right to left
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* remove unused figures (0 at the left)
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* valid for up to 7 figures.
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* @param value is the value to draw and scroll
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* @param x is the coordinate where we put the top of the figure [0-13]
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*/
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void Figure::Scroll90(unsigned long value,uint8_t x) {
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int8_t i,j,k;
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uint8_t figures[10];
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j = 0;
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do {
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figures[j++] = value%10;
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value/=10;
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} while (value);
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for (i=9+4*j; i>=0; i--) {
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for (k=j; k>0; k--)
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Figure::Draw90(figures[k-1], x, i-4*k, SHADES-1);
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delay(100);
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for (k=j; k>0; k--)
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Figure::Draw90(figures[k-1], x, i-4*k, 0);
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}
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}
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‎libraries/LoLShield/Figure.h

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/*
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Figure drawing library
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Copyright 2009/2010 Benjamin Sonntag <[email protected]> http://benjamin.sonntag.fr/
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History:
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2010-01-01 - V0.0 Initial code at Berlin after 26C3
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#ifndef Figures_h
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#define Figures_h
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#include <inttypes.h>
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namespace Figure
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{
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extern void Draw(uint8_t figure, int x, int y, uint8_t c=1);
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extern void Draw90(uint8_t figure, int x, int y, uint8_t c=1);
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extern void Scroll90(unsigned long value, uint8_t x=3);
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}
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#endif
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