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i2clcd: Reformat the lcd source code

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Reformatted to prepare for improving the error handling. This reformatting
was done using clang-format.

Signed-off-by: Wouter van Verre <wouter.van.verre@intel.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
Wouter van Verre
2015-04-08 14:06:49 +01:00
committed by Mihai Tudor Panu
parent 3abd3a5ee9
commit bb59d5db7a
11 changed files with 663 additions and 619 deletions
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139
src/lcd/ssd1327.h
View File

@@ -28,9 +28,9 @@
#include "i2clcd.h"
#include "ssd.h"
namespace upm {
#define DISPLAY_CMD_SET_NORMAL 0xA4
namespace upm
{
#define DISPLAY_CMD_SET_NORMAL 0xA4
/**
* @library i2clcd
@@ -42,7 +42,7 @@ namespace upm {
* @web http://garden.seeedstudio.com/images/8/82/SSD1327_datasheet.pdf
* @web http://www.seeedstudio.com/wiki/Grove_-_OLED_Display_1.12%22
* @con i2c
*
*
* @brief C++ API for SSD1327 i2c controlled OLED displays
*
* The SSD1327 is a 96x96 Dot matrix OLED/PLED segment driver with controller.
@@ -52,71 +52,72 @@ namespace upm {
* @image html ssd1327.jpeg
* @snippet ssd1327-oled.cxx Interesting
*/
class SSD1327 : public I2CLcd {
public:
/**
* SSD1327 Constructor, calls libmraa initialisation functions
*
* @param bus i2c bus to use
* @param address the slave address the lcd is registered on
*/
SSD1327 (int bus, int address=0x3C);
/**
* SSD1327 destructor
*/
~SSD1327 ();
/**
* Draw an image, see examples/python/make_oled_pic.py for an
* explanation on how the pixels are mapped to bytes
*
* @param data the buffer to read
* @param bytes the amount of bytes to read from the pointer
* @return Result of operation
*/
mraa_result_t draw(uint8_t *data, int bytes);
/**
* Set gray level for LCD panel
*
* @param gray level from 0-255
* @return Result of operation
*/
mraa_result_t setGrayLevel (uint8_t level);
/**
* Write a string to LCD
*
* @param msg The std::string to write to display, note only ascii
* chars are supported
* @return Result of operation
*/
mraa_result_t write(std::string msg);
/**
* Set cursor to a coordinate
*
* @param row The row to set cursor to
* @param column The column to set cursor to
* @return Result of operation
*/
mraa_result_t setCursor(int row, int column);
/**
* Clear display from characters
*
* @return Result of operatio
*/
mraa_result_t clear();
/**
* Return to coordinate 0,0
*
* @return Result of operation
*/
mraa_result_t home();
class SSD1327 : public I2CLcd
{
public:
/**
* SSD1327 Constructor, calls libmraa initialisation functions
*
* @param bus i2c bus to use
* @param address the slave address the lcd is registered on
*/
SSD1327(int bus, int address = 0x3C);
/**
* SSD1327 destructor
*/
~SSD1327();
/**
* Draw an image, see examples/python/make_oled_pic.py for an
* explanation on how the pixels are mapped to bytes
*
* @param data the buffer to read
* @param bytes the amount of bytes to read from the pointer
* @return Result of operation
*/
mraa_result_t draw(uint8_t* data, int bytes);
/**
* Set gray level for LCD panel
*
* @param gray level from 0-255
* @return Result of operation
*/
mraa_result_t setGrayLevel(uint8_t level);
/**
* Write a string to LCD
*
* @param msg The std::string to write to display, note only ascii
* chars are supported
* @return Result of operation
*/
mraa_result_t write(std::string msg);
/**
* Set cursor to a coordinate
*
* @param row The row to set cursor to
* @param column The column to set cursor to
* @return Result of operation
*/
mraa_result_t setCursor(int row, int column);
/**
* Clear display from characters
*
* @return Result of operatio
*/
mraa_result_t clear();
/**
* Return to coordinate 0,0
*
* @return Result of operation
*/
mraa_result_t home();
private:
mraa_result_t writeChar (mraa_i2c_context ctx, uint8_t value);
mraa_result_t setNormalDisplay ();
mraa_result_t setHorizontalMode ();
mraa_result_t setVerticalMode ();
private:
mraa_result_t writeChar(mraa_i2c_context ctx, uint8_t value);
mraa_result_t setNormalDisplay();
mraa_result_t setHorizontalMode();
mraa_result_t setVerticalMode();
uint8_t grayHigh;
uint8_t grayLow;
};
uint8_t grayHigh;
uint8_t grayLow;
};
}