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-rw-r--r--peripheral/libupm/src/lcd/eboled.cxx567
1 files changed, 0 insertions, 567 deletions
diff --git a/peripheral/libupm/src/lcd/eboled.cxx b/peripheral/libupm/src/lcd/eboled.cxx
deleted file mode 100644
index 295591f..0000000
--- a/peripheral/libupm/src/lcd/eboled.cxx
+++ /dev/null
@@ -1,567 +0,0 @@
-/*
- * Author: Jon Trulson <jtrulson@ics.com>
- * Copyright (c) 2015 Intel Corporation.
- *
- * Author: Tyler Gibson <tgibson@microsoft.com>
- * Copyright (c) 2015 Microsoft Corporation.
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-#include <unistd.h>
-#include <iostream>
-
-#include "eboled.h"
-
-using namespace upm;
-using namespace std;
-
-static uint16_t screenBuffer[BUFFER_SIZE];
-
-EBOLED::EBOLED(int spi, int CD, int reset) :
- m_spi(spi), m_gpioCD(CD), m_gpioRST(reset)
-{
- m_name = "EBOLED";
- m_textColor = COLOR_WHITE;
- m_textWrap = 0;
- m_textSize = 1;
- m_cursorX = 0;
- m_cursorY = 0;
-
- m_gpioCD.dir(mraa::DIR_OUT);
- m_gpioRST.dir(mraa::DIR_OUT);
-
- //1000000 is standard.
- m_spi.frequency(10000000);
-
- // reset the device
- m_gpioRST.write(1);
- usleep(5000);
- m_gpioRST.write(0);
- usleep(10000);
- m_gpioRST.write(1);
-
- command(CMD_DISPLAYOFF);
-
- command(CMD_SETDISPLAYCLOCKDIV);
- command(0x80);
-
- command(CMD_SETMULTIPLEX);
- command(0x2f);
-
- command(CMD_SETDISPLAYOFFSET);
- command(0x0); // no offset
-
- command(CMD_SETSTARTLINE | 0x0); // line #0
-
- command(CMD_CHARGEPUMP); // enable charge pump
- command(0x14);
-
- command(CMD_NORMALDISPLAY);
- command(CMD_DISPLAYALLONRESUME);
-
- command(CMD_SEGREMAP | 0x1); // reverse mapping (SEG0==COL127)
- command(CMD_COMSCANDEC);
-
- command(CMD_SETCOMPINS); // custom COM PIN mapping
- command(0x12);
-
- command(CMD_SETCONTRAST);
- command(0x8f);
-
- command(CMD_SETPRECHARGE);
- command(0xf1);
-
- command(CMD_SETVCOMDESELECT);
- command(0x40);
-
- command(CMD_DISPLAYON);
-
- usleep(4500);
-
- setAddressingMode(HORIZONTAL);
-
- //Set Page Address range, required for horizontal addressing mode.
- command(CMD_SETPAGEADDRESS); // triple-byte cmd
- command(0x00); //Initial page address
- command(0x05); //Final page address
-
- //Set Column Address range, required for horizontal addressing mode.
- command(CMD_SETCOLUMNADDRESS); // triple-byte cmd
- command(0x20); // this display has a horizontal offset of 20 columns
- command(0x5f); // 64 columns wide - 0 based 63 offset
-}
-
-EBOLED::~EBOLED()
-{
- clear();
-}
-
-mraa::Result EBOLED::refresh()
-{
- mraa::Result error = mraa::SUCCESS;;
-
- m_gpioCD.write(1); // data mode
- for(int i=0; i<BUFFER_SIZE; i++)
- {
- error = data(screenBuffer[i]);
- if(error != mraa::SUCCESS)
- return error;
- }
-
- return error;
-}
-
-mraa::Result EBOLED::write (std::string msg)
-{
- int len = msg.length();
- uint8_t temp_cursorX = m_cursorX;
- for (int idx = 0; idx < len; idx++)
- {
- if (msg[idx] == '\n')
- {
- m_cursorY += m_textSize * 9;
- temp_cursorX = m_cursorX;
- }
- else if (msg[idx] == '\r')
- {
- // skip em
- }
- else
- {
- drawChar(temp_cursorX, m_cursorY, msg[idx], m_textColor, m_textSize);
- temp_cursorX += m_textSize * 6;
-
- //textColor used to avoid wrapping if COLOR_BLACK is set.
- if (m_textWrap && (m_textColor > OLED_WIDTH - temp_cursorX - 6))
- {
- m_cursorY += m_textSize * 9;
- temp_cursorX = m_cursorX;
- }
- }
- }
- return mraa::SUCCESS;;
-}
-
-mraa::Result EBOLED::setCursor (int row, int column) {
- m_cursorX = column;
- m_cursorY = row;
- return mraa::SUCCESS;;
-}
-
-void EBOLED::setTextColor (uint8_t textColor) {
- m_textColor = textColor;
-}
-
-void EBOLED::setTextSize (uint8_t size) {
- m_textSize = (size > 0) ? size : 1;
-}
-
-void EBOLED::setTextWrap (uint8_t wrap) {
- m_textWrap = wrap;
-}
-
-void EBOLED::drawChar (uint8_t x, uint8_t y, uint8_t data, uint8_t color, uint8_t size) {
- if( (x >= OLED_WIDTH) || // Clip right
- (y >= OLED_HEIGHT) || // Clip bottom
- ((x + 6 * size - 1) < 0) || // Clip left
- ((y + 8 * size - 1) < 0)) // Clip top
- return;
-
- if (data < 0x20 || data > 0x7F) {
- data = 0x20; // space
- }
-
- for (int8_t i=0; i<6; i++ ) {
- uint8_t line;
- if (i == 6)
- line = 0x0;
- else
- {
- //32 offset to align standard ASCII range to index
- line = BasicFont[data - 32][i+1];
- for (int8_t j = 0; j<8; j++)
- {
- if (line & 0x1)
- {
- if (size == 1) // default size
- drawPixel(x+i, y+j, color);
- else
- drawRectangleFilled(x+(i*size), y+(j*size), size, size, color); // big size
- }
- line >>= 1;
- }
- }
- }
-}
-
-mraa::Result EBOLED::clear()
-{
- mraa::Result error = mraa::SUCCESS;;
-
- m_gpioCD.write(1); // data mode
- for(int i=0; i<BUFFER_SIZE; i++)
- {
- error = data(0x0000);
- if(error != mraa::SUCCESS)
- return error;
- }
-
- return mraa::SUCCESS;;
-}
-
-mraa::Result EBOLED::home()
-{
- return setCursor(0, 0);
-}
-
-void EBOLED::drawPixel(int8_t x, int8_t y, uint8_t color)
-{
- if(x<0 || x>=OLED_WIDTH || y<0 || y>=OLED_HEIGHT)
- return;
-
- /* Screenbuffer is uint16 array, but pages are 8bit high so each buffer
- * index is two columns. This means the index is based on x/2 and
- * OLED_WIDTH/2 = VERT_COLUMNS.
- *
- * Then to set the appropriate bit, we need to shift based on the y
- * offset in relation to the page and then adjust for high/low based
- * on the x position.
- */
-
- switch(color)
- {
- case COLOR_XOR:
- screenBuffer[(x/2) + ((y/8) * VERT_COLUMNS)] ^= (1<<(y%8+(x%2 * 8)));
- return;
- case COLOR_WHITE:
- screenBuffer[(x/2) + ((y/8) * VERT_COLUMNS)] |= (1<<(y%8+(x%2 * 8)));
- return;
- case COLOR_BLACK:
- screenBuffer[(x/2) + ((y/8) * VERT_COLUMNS)] &= ~(1<<(y%8+(x%2 * 8)));
- return;
- }
-}
-
-void EBOLED::drawLine(int8_t x0, int8_t y0, int8_t x1, int8_t y1, uint8_t color)
-{
- int16_t steep = abs(y1 - y0) > abs(x1 - x0);
-
- if (steep) {
- swap(x0, y0);
- swap(x1, y1);
- }
-
- if (x0 > x1) {
- swap(x0, x1);
- swap(y0, y1);
- }
-
- int16_t dx, dy;
- dx = x1 - x0;
- dy = abs (y1 - y0);
-
- int16_t err = dx / 2;
- int16_t ystep;
-
- if (y0 < y1) {
- ystep = 1;
- } else {
- ystep = -1;
- }
-
- for (; x0 <= x1; x0++) {
- if (steep) {
- drawPixel(y0, x0, color);
- } else {
- drawPixel(x0, y0, color);
- }
- err -= dy;
- if (err < 0) {
- y0 += ystep;
- err += dx;
- }
- }
-}
-
-void EBOLED::drawLineHorizontal(int8_t x, int8_t y, uint8_t width, uint8_t color)
-{
- drawLine(x, y, x+width-1, y, color);
-}
-
-void EBOLED::drawLineVertical(int8_t x, int8_t y, uint8_t height, uint8_t color)
-{
- drawLine(x, y, x, y+height-1, color);
-}
-
-void EBOLED::drawRectangle(int8_t x, int8_t y, uint8_t width, uint8_t height, uint8_t color)
-{
- drawLineHorizontal(x, y, width, color);
- drawLineHorizontal(x, y+height-1, color);
-
- uint8_t innerHeight = height - 2;
- if(innerHeight > 0)
- {
- drawLineVertical(x, y+1, innerHeight, color);
- drawLineVertical(x+width-1, y+1, innerHeight, color);
- }
-}
-
-void EBOLED::drawRoundedRectangle(int8_t x, int8_t y, int8_t width, int8_t height, int16_t radius, uint8_t color) {
- // smarter version
- drawLineHorizontal(x+radius , y , width-2*radius, color); // Top
- drawLineHorizontal(x+radius , y+height-1, width-2*radius, color); // Bottom
- drawLineVertical( x , y+radius , height-2*radius, color); // Left
- drawLineVertical( x+width-1 , y+radius , height-2*radius, color); // Right
- // draw four corners
- drawRoundCorners(x+radius , y+radius , radius, 1, color);
- drawRoundCorners(x+width-radius-1, y+radius , radius, 2, color);
- drawRoundCorners(x+width-radius-1, y+height-radius-1, radius, 4, color);
- drawRoundCorners(x+radius , y+height-radius-1, radius, 8, color);
-}
-
-void EBOLED::drawRectangleFilled(int8_t x, int8_t y, uint8_t width, uint8_t height, uint8_t color)
-{
- for (uint8_t i=x; i<x+width; i++) {
- drawLineVertical(i, y, height, color);
- }
-}
-
-void EBOLED::drawTriangle(int8_t x0, int8_t y0, int8_t x1, int8_t y1, int8_t x2, int8_t y2, uint8_t color)
-{
- drawLine(x0, y0, x1, y1, color);
- drawLine(x1, y1, x2, y2, color);
- drawLine(x2, y2, x0, y0, color);
-}
-
-void EBOLED::drawTriangleFilled ( int8_t x0, int8_t y0, int8_t x1, int8_t y1, int8_t x2, int8_t y2, uint8_t color) {
-
- int16_t a, b, y, last;
-
- // Sort coordinates by Y order (y2 >= y1 >= y0)
- if (y0 > y1) {
- swap(y0, y1); swap(x0, x1);
- }
- if (y1 > y2) {
- swap(y2, y1); swap(x2, x1);
- }
- if (y0 > y1) {
- swap(y0, y1); swap(x0, x1);
- }
-
- if(y0 == y2) { // Handle awkward all-on-same-line case as its own thing
- a = b = x0;
- if(x1 < a) a = x1;
- else if(x1 > b) b = x1;
- if(x2 < a) a = x2;
- else if(x2 > b) b = x2;
- drawLineHorizontal(a, y0, b-a+1, color);
- return;
- }
-
- int16_t
- dx01 = x1 - x0,
- dy01 = y1 - y0,
- dx02 = x2 - x0,
- dy02 = y2 - y0,
- dx12 = x2 - x1,
- dy12 = y2 - y1;
- int32_t
- sa = 0,
- sb = 0;
-
- // For upper part of triangle, find scanline crossings for segments
- // 0-1 and 0-2. If y1=y2 (flat-bottomed triangle), the scanline y1
- // is included here (and second loop will be skipped, avoiding a /0
- // error there), otherwise scanline y1 is skipped here and handled
- // in the second loop...which also avoids a /0 error here if y0=y1
- // (flat-topped triangle).
- if(y1 == y2) last = y1; // Include y1 scanline
- else last = y1-1; // Skip it
-
- for(y=y0; y<=last; y++) {
- a = x0 + sa / dy01;
- b = x0 + sb / dy02;
- sa += dx01;
- sb += dx02;
- /* longhand:
- a = x0 + (x1 - x0) * (y - y0) / (y1 - y0);
- b = x0 + (x2 - x0) * (y - y0) / (y2 - y0);
- */
- if(a > b) swap(a,b);
- drawLineHorizontal(a, y, b-a+1, color);
- }
-
- // For lower part of triangle, find scanline crossings for segments
- // 0-2 and 1-2. This loop is skipped if y1=y2.
- sa = dx12 * (y - y1);
- sb = dx02 * (y - y0);
- for(; y<=y2; y++) {
- a = x1 + sa / dy12;
- b = x0 + sb / dy02;
- sa += dx12;
- sb += dx02;
- /* longhand:
- a = x1 + (x2 - x1) * (y - y1) / (y2 - y1);
- b = x0 + (x2 - x0) * (y - y0) / (y2 - y0);
- */
- if(a > b) swap(a,b);
- drawLineHorizontal(a, y, b-a+1, color);
- }
-}
-
-void EBOLED::drawCircle(int16_t x0, int16_t y0, int16_t radius, uint8_t color)
-{
- int16_t f = 1 - radius;
- int16_t ddF_x = 1;
- int16_t ddF_y = -2 * radius;
- int16_t x = 0;
- int16_t y = radius;
-
- drawPixel(x0 , y0+radius, color);
- drawPixel(x0 , y0-radius, color);
- drawPixel(x0+radius, y0 , color);
- drawPixel(x0-radius, y0 , color);
-
- while (x<y)
- {
- if (f >= 0)
- {
- y--;
- ddF_y += 2;
- f += ddF_y;
- }
- x++;
-
- ddF_x += 2;
- f += ddF_x;
-
- drawPixel(x0 + x, y0 + y, color);
- drawPixel(x0 - x, y0 + y, color);
- drawPixel(x0 + x, y0 - y, color);
- drawPixel(x0 - x, y0 - y, color);
- drawPixel(x0 + y, y0 + x, color);
- drawPixel(x0 - y, y0 + x, color);
- drawPixel(x0 + y, y0 - x, color);
- drawPixel(x0 - y, y0 - x, color);
- }
-}
-
-void EBOLED::drawRoundCorners( int8_t x0, int8_t y0, int16_t radius, uint8_t cornername, uint8_t color) {
- int16_t f = 1 - radius;
- int16_t ddF_x = 1;
- int16_t ddF_y = -2 * radius;
- int16_t x = 0;
- int16_t y = radius;
-
- while (x<y) {
- if (f >= 0) {
- y--;
- ddF_y += 2;
- f += ddF_y;
- }
- x++;
- ddF_x += 2;
- f += ddF_x;
- if (cornername & 0x4) {
- drawPixel(x0 + x, y0 + y, color);
- drawPixel(x0 + y, y0 + x, color);
- }
- if (cornername & 0x2) {
- drawPixel(x0 + x, y0 - y, color);
- drawPixel(x0 + y, y0 - x, color);
- }
- if (cornername & 0x8) {
- drawPixel(x0 - y, y0 + x, color);
- drawPixel(x0 - x, y0 + y, color);
- }
- if (cornername & 0x1) {
- drawPixel(x0 - y, y0 - x, color);
- drawPixel(x0 - x, y0 - y, color);
- }
- }
-}
-
-void EBOLED::drawCircleFilled(int8_t x0, int8_t y0, int16_t radius, uint8_t color) {
- drawLineVertical(x0, y0-radius, 2*radius+1, color);
- drawRoundedCornersFilled(x0, y0, radius, 3, 0, color);
-}
-
-void EBOLED::drawRoundedCornersFilled(int8_t x0, int8_t y0, int16_t radius, uint8_t cornername, int16_t delta, uint8_t color) {
-
- int16_t f = 1 - radius;
- int16_t ddF_x = 1;
- int16_t ddF_y = -2 * radius;
- int16_t x = 0;
- int16_t y = radius;
-
- while (x<y) {
- if (f >= 0) {
- y--;
- ddF_y += 2;
- f += ddF_y;
- }
- x++;
- ddF_x += 2;
- f += ddF_x;
-
- if (cornername & 0x1) {
- drawLineVertical(x0+x, y0-y, 2*y+1+delta, color);
- drawLineVertical(x0+y, y0-x, 2*x+1+delta, color);
- }
- if (cornername & 0x2) {
- drawLineVertical(x0-x, y0-y, 2*y+1+delta, color);
- drawLineVertical(x0-y, y0-x, 2*x+1+delta, color);
- }
- }
-}
-
-void EBOLED::fillScreen(uint8_t color)
-{
- drawRectangleFilled(0, 0, OLED_WIDTH-1, OLED_HEIGHT-1, color);
-}
-
-mraa::Result EBOLED::setAddressingMode(displayAddressingMode mode)
-{
- mraa::Result rv;
-
- rv = command(CMD_MEMORYADDRMODE);
- rv = command(mode);
-
- return rv;
-}
-
-mraa::Result EBOLED::command(uint8_t cmd)
-{
- m_gpioCD.write(0); // command mode
- m_spi.writeByte(cmd);
- return mraa::SUCCESS;
-}
-
-mraa::Result EBOLED::data(uint16_t data)
-{
- m_spi.write_word(data);
- return mraa::SUCCESS;
-}
-
-void EBOLED::clearScreenBuffer()
-{
- for(int i=0; i<BUFFER_SIZE;i++)
- screenBuffer[i] = 0x0000;
-}
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