Allows for a 90 frame animated gauge to be display on the uLCD
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uLCD_gauges.h
00001 #ifndef ULCD_GAUGES_H 00002 #define ULCD_GAUGES_H 00003 00004 #include "uLCD_4DGL.h" 00005 #include "mbed.h" 00006 00007 /** 00008 * Header file for uLCD gauges library 00009 */ 00010 class uLCD_gauges { 00011 public: 00012 /** 00013 * Constructor for the uLCD_gauges class. Sets up the value mapping assuming the default gauge is used. 00014 * @param screen The uLCD instance that is going to be used for the gauge 00015 * @param min The minimum value the gauge wil be updated with. Used for mapping. 00016 * @param max The maximum value the gauge wil be updated with. Used for mapping. 00017 */ 00018 uLCD_gauges(uLCD_4DGL& screen, float min, float max); 00019 /** 00020 * Constructor for the uLCD_gauges class. Sets up the value mapping for custom gauges. 00021 * @param screen The uLCD instance that is going to be used for the gauge 00022 * @param min The minimum value the gauge wil be updated with. Used for mapping. 00023 * @param max The maximum value the gauge wil be updated with. Used for mapping. 00024 * @param memoryAddressHigh The ending memory address of the animation that will be displayed as a gauge. 00025 * @param memoryAddressLow The starting memory address of the animation that will be displayed as a gauge. 00026 */ 00027 uLCD_gauges(uLCD_4DGL& screen, float min, float max, int lowF, int highF, long memoryAddressHigh, long memoryAddressLow); 00028 /** 00029 * This method repares the uLCD for displaying the gauge. Must be called once after object instancing 00030 */ 00031 void start(); 00032 /** 00033 * This method updates the gauge based on the new input value 00034 * @param value The value to be mapped onto the display 00035 */ 00036 void update(float value); 00037 00038 private: 00039 uLCD_4DGL *uLCD; 00040 float minVal; 00041 float maxVal; 00042 float mapOffset; 00043 float mapSlope; 00044 float highFrame; 00045 long memHigh; 00046 long memLow; 00047 }; 00048 00049 #endif
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