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@175:7be3a1fb7fc2, 2019-03-15 (annotated)

Committer:
WiredHome
Date:
Fri Mar 15 01:39:39 2019 +0000
Revision:
175:7be3a1fb7fc2
Parent:
163:17526689a3ed
Child:
190:3132b7dfad82
Non-functional change to WriteCommand() based on register names, rather than hex values.

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 32:0e4f2ae512e2 21 // must align to 2-byte boundaries so it doesn't alter the memory image when
WiredHome 32:0e4f2ae512e2 22 // bytes are read from the file system into this footprint.
WiredHome 31:c72e12cd5c67 23 #pragma push
WiredHome 31:c72e12cd5c67 24 #pragma pack(2)
WiredHome 31:c72e12cd5c67 25
WiredHome 125:7a0b70f56550 26 /// Bitmap file header
WiredHome 42:7cbdfd2bbfc5 27 typedef struct /**** BMP file header structure ****/
WiredHome 31:c72e12cd5c67 28 {
WiredHome 125:7a0b70f56550 29 uint16_t bfType; ///< Magic number for file
WiredHome 125:7a0b70f56550 30 uint32_t bfSize; ///< Size of file
WiredHome 125:7a0b70f56550 31 uint16_t bfReserved1; ///< reserved placeholder for the structure footprint
WiredHome 125:7a0b70f56550 32 uint16_t bfReserved2; ///< reserved placeholder for the structure footprint
WiredHome 125:7a0b70f56550 33 uint32_t bfOffBits; ///< Offset to bitmap data
WiredHome 163:17526689a3ed 34 } BITMAPFILEHEADER; // Size: 14B
WiredHome 31:c72e12cd5c67 35
WiredHome 125:7a0b70f56550 36 /// Bitmap information header
WiredHome 31:c72e12cd5c67 37 typedef struct /**** BMP file info structure ****/
WiredHome 31:c72e12cd5c67 38 {
WiredHome 125:7a0b70f56550 39 uint32_t biSize; ///< Size of info header
WiredHome 125:7a0b70f56550 40 uint32_t biWidth; ///< Width of image
WiredHome 125:7a0b70f56550 41 uint32_t biHeight; ///< Height of image
WiredHome 125:7a0b70f56550 42 uint16_t biPlanes; ///< Number of color planes
WiredHome 125:7a0b70f56550 43 uint16_t biBitCount; ///< Number of bits per pixel
WiredHome 125:7a0b70f56550 44 uint32_t biCompression; ///< Type of compression to use
WiredHome 125:7a0b70f56550 45 uint32_t biSizeImage; ///< Size of image data
WiredHome 125:7a0b70f56550 46 int32_t biXPelsPerMeter; ///< X pixels per meter
WiredHome 125:7a0b70f56550 47 int32_t biYPelsPerMeter; ///< Y pixels per meter
WiredHome 125:7a0b70f56550 48 uint32_t biClrUsed; ///< Number of colors used
WiredHome 125:7a0b70f56550 49 uint32_t biClrImportant; ///< Number of important colors
WiredHome 163:17526689a3ed 50 } BITMAPINFOHEADER; // Size: 40B
WiredHome 31:c72e12cd5c67 51 #pragma pop
WiredHome 31:c72e12cd5c67 52
WiredHome 32:0e4f2ae512e2 53 #define BF_TYPE 0x4D42 /* "MB" */
WiredHome 32:0e4f2ae512e2 54
WiredHome 31:c72e12cd5c67 55 /*
WiredHome 31:c72e12cd5c67 56 * Constants for the biCompression field...
WiredHome 31:c72e12cd5c67 57 */
WiredHome 31:c72e12cd5c67 58
WiredHome 31:c72e12cd5c67 59 # define BI_RGB 0 /* No compression - straight BGR data */
WiredHome 31:c72e12cd5c67 60 # define BI_RLE8 1 /* 8-bit run-length compression */
WiredHome 31:c72e12cd5c67 61 # define BI_RLE4 2 /* 4-bit run-length compression */
WiredHome 31:c72e12cd5c67 62 # define BI_BITFIELDS 3 /* RGB bitmap with RGB masks */
WiredHome 31:c72e12cd5c67 63
WiredHome 125:7a0b70f56550 64 /// An RGB Quad data type used by the bitmap driver.
WiredHome 31:c72e12cd5c67 65 typedef struct /**** Colormap entry structure ****/
WiredHome 31:c72e12cd5c67 66 {
WiredHome 125:7a0b70f56550 67 uint8_t rgbBlue; ///< Blue value
WiredHome 125:7a0b70f56550 68 uint8_t rgbGreen; ///< Green value
WiredHome 125:7a0b70f56550 69 uint8_t rgbRed; ///< Red value
WiredHome 125:7a0b70f56550 70 uint8_t rgbReserved; ///< Reserved
WiredHome 31:c72e12cd5c67 71 } RGBQUAD;
WiredHome 31:c72e12cd5c67 72
WiredHome 32:0e4f2ae512e2 73 //typedef struct /**** Bitmap information structure ****/
WiredHome 32:0e4f2ae512e2 74 // {
WiredHome 32:0e4f2ae512e2 75 // BITMAPINFOHEADER bmiHeader; /* Image header */
WiredHome 32:0e4f2ae512e2 76 // RGBQUAD bmiColors[256]; /* Image colormap */
WiredHome 32:0e4f2ae512e2 77 // } BITMAPINFO;
WiredHome 31:c72e12cd5c67 78
WiredHome 42:7cbdfd2bbfc5 79
WiredHome 42:7cbdfd2bbfc5 80 #pragma push
WiredHome 42:7cbdfd2bbfc5 81 #pragma pack(2)
WiredHome 42:7cbdfd2bbfc5 82
WiredHome 125:7a0b70f56550 83 /// Icon file type file header.
WiredHome 42:7cbdfd2bbfc5 84 typedef struct /**** ICO file header structure ****/
WiredHome 42:7cbdfd2bbfc5 85 {
WiredHome 125:7a0b70f56550 86 uint16_t Reserved_zero; ///< Always zero
WiredHome 125:7a0b70f56550 87 uint16_t icType; ///< 1 for .ico, 2 for .cur
WiredHome 125:7a0b70f56550 88 uint16_t icImageCount; ///< number of images in the file
WiredHome 42:7cbdfd2bbfc5 89 } ICOFILEHEADER;
WiredHome 125:7a0b70f56550 90
WiredHome 125:7a0b70f56550 91 /// Icon file type directory entry structure
WiredHome 42:7cbdfd2bbfc5 92 typedef struct /**** ICO file Directory Entry structure (1 or more) ****/
WiredHome 42:7cbdfd2bbfc5 93 {
WiredHome 125:7a0b70f56550 94 uint8_t biWidth; ///< Width of image
WiredHome 125:7a0b70f56550 95 uint8_t biHeight; ///< Height of image
WiredHome 125:7a0b70f56550 96 uint8_t biClrUsed; ///< Number of colors used
WiredHome 125:7a0b70f56550 97 uint8_t Reserved_zero; ///< reserved placeholder for the structure footprint
WiredHome 125:7a0b70f56550 98 uint16_t biPlanes; ///< Number of color planes (ICO should be 0 or 1, CUR horz hotspot
WiredHome 125:7a0b70f56550 99 uint16_t biBitCount; ///< Number of bits per pixel (ICO bits per pixel, CUR vert hotspot
WiredHome 125:7a0b70f56550 100 uint32_t biSizeImage; ///< Size of image data
WiredHome 125:7a0b70f56550 101 uint32_t bfOffBits; ///< Offset into file for the bitmap data
WiredHome 42:7cbdfd2bbfc5 102 } ICODIRENTRY;
WiredHome 42:7cbdfd2bbfc5 103 #pragma pop
WiredHome 42:7cbdfd2bbfc5 104
WiredHome 42:7cbdfd2bbfc5 105 #define IC_TYPE 0x0001 /* 1 = ICO (icon), 2 = CUR (cursor) */
WiredHome 42:7cbdfd2bbfc5 106
WiredHome 31:c72e12cd5c67 107 #endif // _BITMAP_H_