MHVLib
20111011
An efficiency oriented runtime library for AVR microcontrollers
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00001 /* Copyright (c) 2011, Make, Hack, Void Inc 00002 * All rights reserved. 00003 * 00004 * Redistribution and use in source and binary forms, with or without 00005 * modification, are permitted provided that the following conditions are met: 00006 * * Redistributions of source code must retain the above copyright 00007 * notice, this list of conditions and the following disclaimer. 00008 * * Redistributions in binary form must reproduce the above copyright 00009 * notice, this list of conditions and the following disclaimer in the 00010 * documentation and/or other materials provided with the distribution. 00011 * * Neither the name of the Make, Hack, Void nor the 00012 * names of its contributors may be used to endorse or promote products 00013 * derived from this software without specific prior written permission. 00014 * 00015 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 00016 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 00017 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00018 * DISCLAIMED. IN NO EVENT SHALL MAKE, HACK, VOID BE LIABLE FOR ANY 00019 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 00020 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00021 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 00022 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00023 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00024 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00025 */ 00026 00027 #ifndef MHV_DISPLAY_MONOCHROME_H_ 00028 #define MHV_DISPLAY_MONOCHROME_H_ 00029 00030 #include <inttypes.h> 00031 #include <avr/pgmspace.h> 00032 #include <MHV_Device_TX.h> 00033 #include <MHV_io.h> 00034 #include <MHV_Font.h> 00035 00036 class MHV_Display_Monochrome : public MHV_Device_TX { 00037 protected: 00038 uint16_t _colCount; 00039 uint16_t _rowCount; 00040 int16_t _txOffset; 00041 00042 bool writeChar(const MHV_FONT *font, int16_t *offsetX, int16_t offsetY, 00043 uint8_t onValue, uint8_t offValue, char character); 00044 bool writeSeperator(const MHV_FONT *font, int16_t *offsetX, int16_t offsetY, 00045 uint8_t onValue, uint8_t offValue); 00046 void runTxBuffers(); 00047 00048 public: 00049 MHV_Display_Monochrome(uint16_t colCount, uint16_t rowCount, MHV_RingBuffer *txBuffers); 00050 uint16_t getWidth(); 00051 uint16_t getHeight(); 00052 void clear(uint8_t value); 00053 bool writeString(const MHV_FONT *font, int16_t *offsetX, int16_t offsetY, 00054 uint8_t onValue, uint8_t offValue, const char *string); 00055 bool writeString_P(const MHV_FONT *font, int16_t *offsetX, int16_t offsetY, 00056 uint8_t onValue, uint8_t offValue, PGM_P string); 00057 bool writeBuffer(const MHV_FONT *font, int16_t *offsetX, int16_t offsetY, 00058 uint8_t onValue, uint8_t offValue, const char *buffer, uint16_t length); 00059 bool writeBuffer_P(const MHV_FONT *font, int16_t *offsetX, int16_t offsetY, 00060 uint8_t onValue, uint8_t offValue, PGM_P buffer, uint16_t length); 00061 bool txAnimation(const MHV_FONT *font, int16_t offsetY, uint8_t onValue, uint8_t offValue); 00062 00063 virtual void setPixel(uint16_t row, uint16_t col, uint8_t value)=0; 00064 virtual uint8_t getPixel(uint16_t row, uint16_t col)=0; 00065 }; 00066 00067 #endif /* MHV_DISPLAY_MONOCHROME_H_ */