David Smart / RA8875 Featured

Library to control a Graphics TFT connected to 4-wire SPI - revised for the Raio RA8875 Display Controller.

Dependents:   FRDM_RA8875_mPaint RA8875_Demo RA8875_KeyPadDemo SignalGenerator ... more

Fork of SPI_TFT by Peter Drescher

See Components - RA8875 Based Display

Enhanced touch-screen support - where it previous supported both the Resistive Touch and Capacitive Touch based on the FT5206 Touch Controller, now it also has support for the GSL1680 Touch Controller.

Offline Help Manual (Windows chm)

/media/uploads/WiredHome/ra8875.zip.bin (download, rename to .zip and unzip)

Bitmap.h@209:08fc22dea762, 2021-04-04 (annotated)

Committer:
WiredHome
Date:
Sun Apr 04 20:14:06 2021 +0000
Revision:
209:08fc22dea762
Parent:
197:853d08e2fb53 
Fix a long-standing defect in the FT5206 where it reported 'touch' code even for hold and release events.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
WiredHome 31:c72e12cd5c67 1 //
WiredHome 31:c72e12cd5c67 2 // Windows BMP file definitions.
WiredHome 31:c72e12cd5c67 3 //
WiredHome 31:c72e12cd5c67 4 // Adapted from code written by Michael Sweet from Paul Bourke's
WiredHome 31:c72e12cd5c67 5 // web site: http://paulbourke.net/dataformats/bmp/
WiredHome 31:c72e12cd5c67 6 //
WiredHome 31:c72e12cd5c67 7
WiredHome 31:c72e12cd5c67 8 #ifndef _BITMAP_H_
WiredHome 31:c72e12cd5c67 9 #define _BITMAP_H_
WiredHome 31:c72e12cd5c67 10
WiredHome 31:c72e12cd5c67 11 #include <mbed.h>
WiredHome 31:c72e12cd5c67 12
WiredHome 31:c72e12cd5c67 13 // BITMAPFILEHEADER
WiredHome 31:c72e12cd5c67 14 // BITMAPINFOHEADER
WiredHome 31:c72e12cd5c67 15 // Optional Palette
WiredHome 31:c72e12cd5c67 16 // Raw Data
WiredHome 31:c72e12cd5c67 17
WiredHome 31:c72e12cd5c67 18 //
WiredHome 31:c72e12cd5c67 19 // Bitmap file data structures
WiredHome 31:c72e12cd5c67 20 //
WiredHome 197:853d08e2fb53 21 // must align to 2-byte boundaries so it doesn't alter the memory image when
WiredHome 197:853d08e2fb53 22
WiredHome 32:0e4f2ae512e2 23 // bytes are read from the file system into this footprint.
WiredHome 190:3132b7dfad82 24 #ifdef __GNUC__
WiredHome 190:3132b7dfad82 25 #pragma pack(push, 1)
WiredHome 190:3132b7dfad82 26 #define ALIGNMENT
WiredHome 190:3132b7dfad82 27 #else
WiredHome 190:3132b7dfad82 28 #define ALIGNMENT
WiredHome 31:c72e12cd5c67 29 #pragma push
WiredHome 31:c72e12cd5c67 30 #pragma pack(2)
WiredHome 190:3132b7dfad82 31 #endif
WiredHome 31:c72e12cd5c67 32
WiredHome 125:7a0b70f56550 33 /// Bitmap file header
WiredHome 42:7cbdfd2bbfc5 34 typedef struct /**** BMP file header structure ****/
WiredHome 31:c72e12cd5c67 35 {
WiredHome 197:853d08e2fb53 36 uint16_t bfType; ///< Magic number for file
WiredHome 197:853d08e2fb53 37 uint32_t bfSize; ///< Size of file
WiredHome 125:7a0b70f56550 38 uint16_t bfReserved1; ///< reserved placeholder for the structure footprint
WiredHome 125:7a0b70f56550 39 uint16_t bfReserved2; ///< reserved placeholder for the structure footprint
WiredHome 197:853d08e2fb53 40 uint32_t bfOffBits; ///< Offset to bitmap data
WiredHome 197:853d08e2fb53 41
WiredHome 190:3132b7dfad82 42 } BITMAPFILEHEADER ALIGNMENT; // Size: 14B
WiredHome 197:853d08e2fb53 43 #if (defined(WIN32))
WiredHome 190:3132b7dfad82 44 static_assert(sizeof(BITMAPFILEHEADER) == 14, "Alignment Error");
WiredHome 190:3132b7dfad82 45 #endif
WiredHome 31:c72e12cd5c67 46
WiredHome 125:7a0b70f56550 47 /// Bitmap information header
WiredHome 31:c72e12cd5c67 48 typedef struct /**** BMP file info structure ****/
WiredHome 31:c72e12cd5c67 49 {
WiredHome 197:853d08e2fb53 50 uint32_t biSize; ///< Size of info header
WiredHome 197:853d08e2fb53 51 uint32_t biWidth; ///< Width of image
WiredHome 197:853d08e2fb53 52 uint32_t biHeight; ///< Height of image
WiredHome 197:853d08e2fb53 53 uint16_t biPlanes; ///< Number of color planes
WiredHome 197:853d08e2fb53 54 uint16_t biBitCount; ///< Number of bits per pixel
WiredHome 197:853d08e2fb53 55 uint32_t biCompression; ///< Type of compression to use
WiredHome 197:853d08e2fb53 56 uint32_t biSizeImage; ///< Size of image data
WiredHome 197:853d08e2fb53 57 int32_t biXPelsPerMeter; ///< X pixels per meter
WiredHome 197:853d08e2fb53 58 int32_t biYPelsPerMeter; ///< Y pixels per meter
WiredHome 197:853d08e2fb53 59 uint32_t biClrUsed; ///< Number of colors used
WiredHome 197:853d08e2fb53 60 uint32_t biClrImportant; ///< Number of important colors
WiredHome 190:3132b7dfad82 61 } BITMAPINFOHEADER ALIGNMENT; // Size: 40B
WiredHome 190:3132b7dfad82 62 #ifdef __GNUC__
WiredHome 190:3132b7dfad82 63 #pragma pack(pop)
WiredHome 190:3132b7dfad82 64 #undef ALIGNMENT
WiredHome 190:3132b7dfad82 65 #else
WiredHome 31:c72e12cd5c67 66 #pragma pop
WiredHome 190:3132b7dfad82 67 #endif
WiredHome 31:c72e12cd5c67 68
WiredHome 32:0e4f2ae512e2 69 #define BF_TYPE 0x4D42 /* "MB" */
WiredHome 32:0e4f2ae512e2 70
WiredHome 31:c72e12cd5c67 71 /*
WiredHome 31:c72e12cd5c67 72 * Constants for the biCompression field...
WiredHome 31:c72e12cd5c67 73 */
WiredHome 31:c72e12cd5c67 74
WiredHome 31:c72e12cd5c67 75 # define BI_RGB 0 /* No compression - straight BGR data */
WiredHome 31:c72e12cd5c67 76 # define BI_RLE8 1 /* 8-bit run-length compression */
WiredHome 31:c72e12cd5c67 77 # define BI_RLE4 2 /* 4-bit run-length compression */
WiredHome 31:c72e12cd5c67 78 # define BI_BITFIELDS 3 /* RGB bitmap with RGB masks */
WiredHome 31:c72e12cd5c67 79
WiredHome 125:7a0b70f56550 80 /// An RGB Quad data type used by the bitmap driver.
WiredHome 31:c72e12cd5c67 81 typedef struct /**** Colormap entry structure ****/
WiredHome 31:c72e12cd5c67 82 {
WiredHome 197:853d08e2fb53 83 uint8_t rgbBlue; ///< Blue value
WiredHome 197:853d08e2fb53 84 uint8_t rgbGreen; ///< Green value
WiredHome 197:853d08e2fb53 85 uint8_t rgbRed; ///< Red value
WiredHome 197:853d08e2fb53 86 uint8_t rgbReserved; ///< Reserved
WiredHome 31:c72e12cd5c67 87 } RGBQUAD;
WiredHome 31:c72e12cd5c67 88
WiredHome 32:0e4f2ae512e2 89 //typedef struct /**** Bitmap information structure ****/
WiredHome 32:0e4f2ae512e2 90 // {
WiredHome 32:0e4f2ae512e2 91 // BITMAPINFOHEADER bmiHeader; /* Image header */
WiredHome 32:0e4f2ae512e2 92 // RGBQUAD bmiColors[256]; /* Image colormap */
WiredHome 32:0e4f2ae512e2 93 // } BITMAPINFO;
WiredHome 31:c72e12cd5c67 94
WiredHome 190:3132b7dfad82 95 #ifdef __GNUC__
WiredHome 190:3132b7dfad82 96 #pragma pack(push, 1)
WiredHome 190:3132b7dfad82 97 #define ALIGNMENT
WiredHome 190:3132b7dfad82 98 #else
WiredHome 42:7cbdfd2bbfc5 99 #pragma push
WiredHome 42:7cbdfd2bbfc5 100 #pragma pack(2)
WiredHome 190:3132b7dfad82 101 #endif
WiredHome 42:7cbdfd2bbfc5 102
WiredHome 125:7a0b70f56550 103 /// Icon file type file header.
WiredHome 42:7cbdfd2bbfc5 104 typedef struct /**** ICO file header structure ****/
WiredHome 42:7cbdfd2bbfc5 105 {
WiredHome 125:7a0b70f56550 106 uint16_t Reserved_zero; ///< Always zero
WiredHome 125:7a0b70f56550 107 uint16_t icType; ///< 1 for .ico, 2 for .cur
WiredHome 197:853d08e2fb53 108 uint16_t icImageCount; ///< number of images in the file
WiredHome 42:7cbdfd2bbfc5 109 } ICOFILEHEADER;
WiredHome 125:7a0b70f56550 110
WiredHome 125:7a0b70f56550 111 /// Icon file type directory entry structure
WiredHome 42:7cbdfd2bbfc5 112 typedef struct /**** ICO file Directory Entry structure (1 or more) ****/
WiredHome 42:7cbdfd2bbfc5 113 {
WiredHome 125:7a0b70f56550 114 uint8_t biWidth; ///< Width of image
WiredHome 125:7a0b70f56550 115 uint8_t biHeight; ///< Height of image
WiredHome 125:7a0b70f56550 116 uint8_t biClrUsed; ///< Number of colors used
WiredHome 125:7a0b70f56550 117 uint8_t Reserved_zero; ///< reserved placeholder for the structure footprint
WiredHome 125:7a0b70f56550 118 uint16_t biPlanes; ///< Number of color planes (ICO should be 0 or 1, CUR horz hotspot
WiredHome 125:7a0b70f56550 119 uint16_t biBitCount; ///< Number of bits per pixel (ICO bits per pixel, CUR vert hotspot
WiredHome 125:7a0b70f56550 120 uint32_t biSizeImage; ///< Size of image data
WiredHome 125:7a0b70f56550 121 uint32_t bfOffBits; ///< Offset into file for the bitmap data
WiredHome 42:7cbdfd2bbfc5 122 } ICODIRENTRY;
WiredHome 190:3132b7dfad82 123 #ifdef __GNUC__
WiredHome 190:3132b7dfad82 124 #pragma pack(pop)
WiredHome 190:3132b7dfad82 125 #undef ALIGNMENT
WiredHome 190:3132b7dfad82 126 #else
WiredHome 42:7cbdfd2bbfc5 127 #pragma pop
WiredHome 190:3132b7dfad82 128 #endif
WiredHome 42:7cbdfd2bbfc5 129
WiredHome 42:7cbdfd2bbfc5 130 #define IC_TYPE 0x0001 /* 1 = ICO (icon), 2 = CUR (cursor) */
WiredHome 42:7cbdfd2bbfc5 131
WiredHome 31:c72e12cd5c67 132 #endif // _BITMAP_H_