mehmet gok / MemoryLCD

Fork of Silabs MemoryLCD library

Dependents:   demoUI whrmDemoUI Host_Software_MAX32664GWEB_HR_EXTENDED Host_Software_MAX32664GWEC_SpO2_HR-_EXTE ... more

C++ library for Sharp Microelectronics 1.28 inch LCD TFT, LS013B7DH03, SPI bus. Forked from Silicon Labs MemoryLCD display driver.

BufferedDisplay.h@7:6cf0aa7bc0fc, 2015-07-30 (annotated)

Committer:
stevew817
Date:
Thu Jul 30 08:51:58 2015 +0000
Revision:
7:6cf0aa7bc0fc
Parent:
6:fe04073fe90c
Child:
12:ca0bcb4777e9
Did not account for going over the BMP boundary... Thanks Paul!; Also updated documentation a bit.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Steven Cooreman 0:a0faa86660d4 1 /***************************************************************************//**
Steven Cooreman 0:a0faa86660d4 2 * @file BufferedDisplay.h
Steven Cooreman 0:a0faa86660d4 3 * @brief Framebuffered version of GraphicsDisplay
Steven Cooreman 0:a0faa86660d4 4 *******************************************************************************
Steven Cooreman 0:a0faa86660d4 5 * @section License
Steven Cooreman 0:a0faa86660d4 6 * <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
Steven Cooreman 0:a0faa86660d4 7 *******************************************************************************
Steven Cooreman 0:a0faa86660d4 8 *
Steven Cooreman 0:a0faa86660d4 9 * Permission is granted to anyone to use this software for any purpose,
Steven Cooreman 0:a0faa86660d4 10 * including commercial applications, and to alter it and redistribute it
Steven Cooreman 0:a0faa86660d4 11 * freely, subject to the following restrictions:
Steven Cooreman 0:a0faa86660d4 12 *
Steven Cooreman 0:a0faa86660d4 13 * 1. The origin of this software must not be misrepresented; you must not
Steven Cooreman 0:a0faa86660d4 14 * claim that you wrote the original software.
Steven Cooreman 0:a0faa86660d4 15 * 2. Altered source versions must be plainly marked as such, and must not be
Steven Cooreman 0:a0faa86660d4 16 * misrepresented as being the original software.
Steven Cooreman 0:a0faa86660d4 17 * 3. This notice may not be removed or altered from any source distribution.
Steven Cooreman 0:a0faa86660d4 18 *
Steven Cooreman 0:a0faa86660d4 19 * DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no
Steven Cooreman 0:a0faa86660d4 20 * obligation to support this Software. Silicon Labs is providing the
Steven Cooreman 0:a0faa86660d4 21 * Software "AS IS", with no express or implied warranties of any kind,
Steven Cooreman 0:a0faa86660d4 22 * including, but not limited to, any implied warranties of merchantability
Steven Cooreman 0:a0faa86660d4 23 * or fitness for any particular purpose or warranties against infringement
Steven Cooreman 0:a0faa86660d4 24 * of any proprietary rights of a third party.
Steven Cooreman 0:a0faa86660d4 25 *
Steven Cooreman 0:a0faa86660d4 26 * Silicon Labs will not be liable for any consequential, incidental, or
Steven Cooreman 0:a0faa86660d4 27 * special damages, or any other relief, or for any claim by any third party,
Steven Cooreman 0:a0faa86660d4 28 * arising from your use of this Software.
Steven Cooreman 0:a0faa86660d4 29 *
Steven Cooreman 0:a0faa86660d4 30 ******************************************************************************/
Steven Cooreman 0:a0faa86660d4 31
Steven Cooreman 0:a0faa86660d4 32 #ifndef SILABS_BUFFEREDDISPLAY_H
Steven Cooreman 0:a0faa86660d4 33 #define SILABS_BUFFEREDDISPLAY_H
Steven Cooreman 0:a0faa86660d4 34
Steven Cooreman 0:a0faa86660d4 35 #include "GraphicsDisplay.h"
Steven Cooreman 0:a0faa86660d4 36 #include "LCDSettings.h"
Steven Cooreman 0:a0faa86660d4 37
Steven Cooreman 0:a0faa86660d4 38 namespace silabs {
Steven Cooreman 0:a0faa86660d4 39 /** Framebuffered version of GraphicsDisplay
Steven Cooreman 0:a0faa86660d4 40 *
Steven Cooreman 0:a0faa86660d4 41 * This has been implemented as part of the MemoryLCD library.
Steven Cooreman 0:a0faa86660d4 42 */
Steven Cooreman 0:a0faa86660d4 43 class BufferedDisplay : public GraphicsDisplay {
Steven Cooreman 0:a0faa86660d4 44
Steven Cooreman 0:a0faa86660d4 45 public:
Steven Cooreman 0:a0faa86660d4 46
Steven Cooreman 0:a0faa86660d4 47 BufferedDisplay(const char *name=NULL);
Steven Cooreman 0:a0faa86660d4 48
Steven Cooreman 0:a0faa86660d4 49 /**
Steven Cooreman 0:a0faa86660d4 50 * Override of GraphicsDisplay pixel() function to set a pixel in the buffer
Steven Cooreman 0:a0faa86660d4 51 *
Steven Cooreman 0:a0faa86660d4 52 * @param x Zero-based x-axis index of pixel to set. 0 = leftmost.
Steven Cooreman 0:a0faa86660d4 53 * @param y Zero-based y-axis index of pixel to set. 0 = topmost.
Steven Cooreman 0:a0faa86660d4 54 * @param colour Colour value to set pixel to. In this implementation, only LSB is taken into account.
Steven Cooreman 0:a0faa86660d4 55 */
Steven Cooreman 0:a0faa86660d4 56 virtual void pixel(int x, int y, int colour);
Steven Cooreman 0:a0faa86660d4 57 virtual int width();
Steven Cooreman 0:a0faa86660d4 58 virtual int height();
Steven Cooreman 0:a0faa86660d4 59
Steven Cooreman 0:a0faa86660d4 60 /**
Steven Cooreman 0:a0faa86660d4 61 * Function to move bitmap into frame buffer
Steven Cooreman 0:a0faa86660d4 62 *
Steven Cooreman 0:a0faa86660d4 63 * @param bitmap pointer to uint8 array containing horizontal pixel data
stevew817 6:fe04073fe90c 64 * @param bmpWidth width of the bitmap in pixels (must be multiple of 8)
stevew817 6:fe04073fe90c 65 * @param bmpHeight height of the bitmap in pixels
stevew817 6:fe04073fe90c 66 * @param startX starting position to apply bitmap in horizontal direction (0 = leftmost) (must be multiple of 8)
stevew817 6:fe04073fe90c 67 * @param startY starting position to apply bitmap in vertical direction (0 = topmost)
Steven Cooreman 0:a0faa86660d4 68 */
Steven Cooreman 0:a0faa86660d4 69 void showBMP(const uint8_t* bitmap, const uint32_t bmpWidth, const uint32_t bmpHeight, const uint32_t startX, const uint32_t startY);
Steven Cooreman 0:a0faa86660d4 70
Steven Cooreman 0:a0faa86660d4 71 protected:
Steven Cooreman 0:a0faa86660d4 72 volatile DISPLAY_BUFFER_TYPE _pixelBuffer[DISPLAY_BUFFER_ELEMENTS]; // one full frame buffer
Steven Cooreman 0:a0faa86660d4 73 volatile DISPLAY_BUFFER_TYPE _dirtyRows[DISPLAY_HEIGHT/DISPLAY_BUFFER_TYPE_SIZE]; // 1 bit per row to indicate dirty status
Steven Cooreman 0:a0faa86660d4 74 };
Steven Cooreman 0:a0faa86660d4 75
Steven Cooreman 0:a0faa86660d4 76 } // namespace silabs
Steven Cooreman 0:a0faa86660d4 77
Steven Cooreman 0:a0faa86660d4 78
Steven Cooreman 0:a0faa86660d4 79
Steven Cooreman 0:a0faa86660d4 80
Steven Cooreman 0:a0faa86660d4 81 #endif //SILABS_BUFFEREDDISPLAY_H