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)

GraphicsDisplay.cpp@183:808f272e481e, 2019-08-08 (annotated)

Committer:
WiredHome
Date:
Thu Aug 08 11:29:48 2019 +0000
Revision:
183:808f272e481e
Parent:
182:8832d03a2a29
Child:
190:3132b7dfad82
Minor code-cleanup

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dreschpe 0:de9d1462a835 1 /* mbed GraphicsDisplay Display Library Base Class
WiredHome 167:8aa3fb2a5a31 2 * Copyright © 2007-2009 sford
dreschpe 0:de9d1462a835 3 * Released under the MIT License: http://mbed.org/license/mit
WiredHome 32:0e4f2ae512e2 4 *
WiredHome 34:c99ec28fac66 5 * Derivative work by D.Smart 2014
WiredHome 153:8a85efb3eb71 6 * 201807 Scalable soft-fonts and gif support
WiredHome 153:8a85efb3eb71 7 *
dreschpe 0:de9d1462a835 8 */
WiredHome 19:3f82c1161fd2 9
dreschpe 0:de9d1462a835 10 #include "GraphicsDisplay.h"
WiredHome 31:c72e12cd5c67 11 #include "Bitmap.h"
WiredHome 42:7cbdfd2bbfc5 12 #include "string.h"
dreschpe 0:de9d1462a835 13
WiredHome 145:5eb2492acdda 14 //#include "Utility.h" // private memory manager
WiredHome 145:5eb2492acdda 15 #ifndef UTILITY_H
WiredHome 145:5eb2492acdda 16 #define swMalloc malloc // use the standard
WiredHome 145:5eb2492acdda 17 #define swFree free
WiredHome 145:5eb2492acdda 18 #endif
WiredHome 145:5eb2492acdda 19
WiredHome 121:6bc4911f5e55 20 //#define DEBUG "GD "
WiredHome 29:422616aa04bd 21 // ...
WiredHome 29:422616aa04bd 22 // INFO("Stuff to show %d", var); // new-line is automatically appended
WiredHome 29:422616aa04bd 23 //
WiredHome 29:422616aa04bd 24 #if (defined(DEBUG) && !defined(TARGET_LPC11U24))
WiredHome 115:c9862fd0c689 25 #define INFO(x, ...) std::printf("[INF %s %4d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 115:c9862fd0c689 26 #define WARN(x, ...) std::printf("[WRN %s %4d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 115:c9862fd0c689 27 #define ERR(x, ...) std::printf("[ERR %s %4d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 98:ecebed9b80b2 28 static void HexDump(const char * title, const uint8_t * p, int count)
WiredHome 31:c72e12cd5c67 29 {
WiredHome 31:c72e12cd5c67 30 int i;
WiredHome 31:c72e12cd5c67 31 char buf[100] = "0000: ";
WiredHome 31:c72e12cd5c67 32
WiredHome 31:c72e12cd5c67 33 if (*title)
WiredHome 31:c72e12cd5c67 34 INFO("%s", title);
WiredHome 31:c72e12cd5c67 35 for (i=0; i<count; ) {
WiredHome 31:c72e12cd5c67 36 sprintf(buf + strlen(buf), "%02X ", *(p+i));
WiredHome 31:c72e12cd5c67 37 if ((++i & 0x0F) == 0x00) {
WiredHome 31:c72e12cd5c67 38 INFO("%s", buf);
WiredHome 31:c72e12cd5c67 39 if (i < count)
WiredHome 31:c72e12cd5c67 40 sprintf(buf, "%04X: ", i);
WiredHome 31:c72e12cd5c67 41 else
WiredHome 31:c72e12cd5c67 42 buf[0] = '\0';
WiredHome 31:c72e12cd5c67 43 }
WiredHome 31:c72e12cd5c67 44 }
WiredHome 31:c72e12cd5c67 45 if (strlen(buf))
WiredHome 31:c72e12cd5c67 46 INFO("%s", buf);
WiredHome 31:c72e12cd5c67 47 }
WiredHome 29:422616aa04bd 48 #else
WiredHome 29:422616aa04bd 49 #define INFO(x, ...)
WiredHome 29:422616aa04bd 50 #define WARN(x, ...)
WiredHome 29:422616aa04bd 51 #define ERR(x, ...)
WiredHome 32:0e4f2ae512e2 52 #define HexDump(a, b, c)
WiredHome 29:422616aa04bd 53 #endif
WiredHome 29:422616aa04bd 54
WiredHome 19:3f82c1161fd2 55
WiredHome 42:7cbdfd2bbfc5 56 char mytolower(char a) {
WiredHome 42:7cbdfd2bbfc5 57 if (a >= 'A' && a <= 'Z')
WiredHome 42:7cbdfd2bbfc5 58 return (a - 'A' + 'a');
WiredHome 42:7cbdfd2bbfc5 59 else
WiredHome 42:7cbdfd2bbfc5 60 return a;
WiredHome 42:7cbdfd2bbfc5 61 }
WiredHome 42:7cbdfd2bbfc5 62 /// mystrnicmp exists because not all compiler libraries have this function.
WiredHome 42:7cbdfd2bbfc5 63 ///
WiredHome 42:7cbdfd2bbfc5 64 /// Some have strnicmp, others _strnicmp, and others have C++ methods, which
WiredHome 42:7cbdfd2bbfc5 65 /// is outside the scope of this C-portable set of functions.
WiredHome 42:7cbdfd2bbfc5 66 ///
WiredHome 42:7cbdfd2bbfc5 67 /// @param l is a pointer to the string on the left
WiredHome 42:7cbdfd2bbfc5 68 /// @param r is a pointer to the string on the right
WiredHome 42:7cbdfd2bbfc5 69 /// @param n is the number of characters to compare
WiredHome 42:7cbdfd2bbfc5 70 /// @returns -1 if l < r
WiredHome 42:7cbdfd2bbfc5 71 /// @returns 0 if l == r
WiredHome 42:7cbdfd2bbfc5 72 /// @returns +1 if l > r
WiredHome 42:7cbdfd2bbfc5 73 ///
WiredHome 42:7cbdfd2bbfc5 74 int mystrnicmp(const char *l, const char *r, size_t n) {
WiredHome 42:7cbdfd2bbfc5 75 int result = 0;
WiredHome 42:7cbdfd2bbfc5 76
WiredHome 42:7cbdfd2bbfc5 77 if (n != 0) {
WiredHome 42:7cbdfd2bbfc5 78 do {
WiredHome 42:7cbdfd2bbfc5 79 result = mytolower(*l++) - mytolower(*r++);
WiredHome 42:7cbdfd2bbfc5 80 } while ((result == 0) && (*l != '\0') && (--n > 0));
WiredHome 42:7cbdfd2bbfc5 81 }
WiredHome 42:7cbdfd2bbfc5 82 if (result < -1)
WiredHome 42:7cbdfd2bbfc5 83 result = -1;
WiredHome 42:7cbdfd2bbfc5 84 else if (result > 1)
WiredHome 42:7cbdfd2bbfc5 85 result = 1;
WiredHome 42:7cbdfd2bbfc5 86 return result;
WiredHome 42:7cbdfd2bbfc5 87 }
WiredHome 42:7cbdfd2bbfc5 88
WiredHome 42:7cbdfd2bbfc5 89
WiredHome 29:422616aa04bd 90 GraphicsDisplay::GraphicsDisplay(const char *name)
WiredHome 29:422616aa04bd 91 : TextDisplay(name)
WiredHome 19:3f82c1161fd2 92 {
WiredHome 29:422616aa04bd 93 font = NULL;
WiredHome 182:8832d03a2a29 94 img_x = 0;
WiredHome 182:8832d03a2a29 95 img_y = 0;
WiredHome 182:8832d03a2a29 96 _x = 0;
WiredHome 182:8832d03a2a29 97 _y = 0;
WiredHome 182:8832d03a2a29 98 fontScaleX = 0;
WiredHome 182:8832d03a2a29 99 fontScaleY = 0;
WiredHome 182:8832d03a2a29 100 memset(&screen_descriptor, 0, sizeof(gif_screen_descriptor_t));
WiredHome 152:a013ac0133e4 101 global_color_table = NULL;
WiredHome 182:8832d03a2a29 102 global_color_table_size = 0;
WiredHome 152:a013ac0133e4 103 local_color_table = NULL;
WiredHome 182:8832d03a2a29 104 local_color_table_size = 0;
WiredHome 152:a013ac0133e4 105 screen_descriptor_isvalid = false;
WiredHome 182:8832d03a2a29 106 memset(&windowrect, 0, sizeof(rect_t));
dreschpe 0:de9d1462a835 107 }
WiredHome 19:3f82c1161fd2 108
WiredHome 104:8d1d3832a215 109 //GraphicsDisplay::~GraphicsDisplay()
WiredHome 104:8d1d3832a215 110 //{
WiredHome 104:8d1d3832a215 111 //}
WiredHome 104:8d1d3832a215 112
WiredHome 98:ecebed9b80b2 113 RetCode_t GraphicsDisplay::SelectUserFont(const unsigned char * _font)
WiredHome 29:422616aa04bd 114 {
WiredHome 98:ecebed9b80b2 115 font = _font; // trusting them, but it might be good to put some checks in here...
WiredHome 98:ecebed9b80b2 116 return noerror;
WiredHome 29:422616aa04bd 117 }
WiredHome 98:ecebed9b80b2 118
WiredHome 29:422616aa04bd 119 int GraphicsDisplay::character(int x, int y, int c)
WiredHome 29:422616aa04bd 120 {
WiredHome 101:e0aad446094a 121 return fontblit(x, y, c);
WiredHome 29:422616aa04bd 122 }
WiredHome 19:3f82c1161fd2 123
WiredHome 111:efe436c43aba 124 RetCode_t GraphicsDisplay::window(rect_t r)
WiredHome 19:3f82c1161fd2 125 {
WiredHome 111:efe436c43aba 126 return window(r.p1.x, r.p1.y, r.p2.x + 1 - r.p1.x, r.p2.y + 1 - r.p1.y);
WiredHome 111:efe436c43aba 127 }
WiredHome 111:efe436c43aba 128
WiredHome 114:dbfb996bfbf3 129 RetCode_t GraphicsDisplay::window(loc_t x, loc_t y, dim_t _width, dim_t _height)
WiredHome 111:efe436c43aba 130 {
WiredHome 114:dbfb996bfbf3 131 if (_width == (dim_t)-1)
WiredHome 114:dbfb996bfbf3 132 _width = width() - x;
WiredHome 114:dbfb996bfbf3 133 if (_height == (dim_t)-1)
WiredHome 114:dbfb996bfbf3 134 _height = height() - y;
WiredHome 114:dbfb996bfbf3 135
WiredHome 111:efe436c43aba 136 // Save the window metrics
WiredHome 111:efe436c43aba 137 windowrect.p1.x = x;
WiredHome 111:efe436c43aba 138 windowrect.p1.y = y;
WiredHome 114:dbfb996bfbf3 139 windowrect.p2.x = x + _width - 1;
WiredHome 114:dbfb996bfbf3 140 windowrect.p2.y = y + _height - 1;
dreschpe 0:de9d1462a835 141 // current pixel location
dreschpe 0:de9d1462a835 142 _x = x;
dreschpe 0:de9d1462a835 143 _y = y;
WiredHome 32:0e4f2ae512e2 144 return noerror;
dreschpe 0:de9d1462a835 145 }
WiredHome 19:3f82c1161fd2 146
WiredHome 79:544eb4964795 147 RetCode_t GraphicsDisplay::WindowMax(void)
WiredHome 31:c72e12cd5c67 148 {
WiredHome 79:544eb4964795 149 return window(0,0, width(),height());
WiredHome 31:c72e12cd5c67 150 }
WiredHome 31:c72e12cd5c67 151
WiredHome 55:dfbabef7003e 152 RetCode_t GraphicsDisplay::_putp(color_t color)
WiredHome 19:3f82c1161fd2 153 {
WiredHome 33:b6b710758ab3 154 pixel(_x, _y, color);
dreschpe 0:de9d1462a835 155 // update pixel location based on window settings
dreschpe 0:de9d1462a835 156 _x++;
WiredHome 111:efe436c43aba 157 if(_x > windowrect.p2.x) {
WiredHome 111:efe436c43aba 158 _x = windowrect.p1.x;
dreschpe 0:de9d1462a835 159 _y++;
WiredHome 111:efe436c43aba 160 if(_y > windowrect.p2.y) {
WiredHome 111:efe436c43aba 161 _y = windowrect.p1.y;
dreschpe 0:de9d1462a835 162 }
dreschpe 0:de9d1462a835 163 }
WiredHome 32:0e4f2ae512e2 164 return noerror;
dreschpe 0:de9d1462a835 165 }
dreschpe 0:de9d1462a835 166
WiredHome 109:7b94f06f085b 167 RetCode_t GraphicsDisplay::fill(loc_t x, loc_t y, dim_t w, dim_t h, color_t color)
WiredHome 19:3f82c1161fd2 168 {
WiredHome 79:544eb4964795 169 return fillrect(x,y, x+w, y+h, color);
dreschpe 0:de9d1462a835 170 }
WiredHome 19:3f82c1161fd2 171
WiredHome 61:8f3153bf0baa 172 RetCode_t GraphicsDisplay::cls(uint16_t layers)
WiredHome 19:3f82c1161fd2 173 {
WiredHome 142:6e9bff59878a 174 int restore = GetDrawingLayer();
WiredHome 142:6e9bff59878a 175 if (layers & 1) {
WiredHome 142:6e9bff59878a 176 SelectDrawingLayer(0);
WiredHome 142:6e9bff59878a 177 fill(0, 0, width(), height(), _background);
WiredHome 142:6e9bff59878a 178 }
WiredHome 142:6e9bff59878a 179 if (layers & 2) {
WiredHome 142:6e9bff59878a 180 SelectDrawingLayer(1);
WiredHome 142:6e9bff59878a 181 fill(0, 0, width(), height(), _background);
WiredHome 142:6e9bff59878a 182 }
WiredHome 142:6e9bff59878a 183 SelectDrawingLayer(restore);
WiredHome 142:6e9bff59878a 184 return noerror;
dreschpe 0:de9d1462a835 185 }
WiredHome 19:3f82c1161fd2 186
WiredHome 109:7b94f06f085b 187 RetCode_t GraphicsDisplay::blit(loc_t x, loc_t y, dim_t w, dim_t h, const int * color)
WiredHome 19:3f82c1161fd2 188 {
WiredHome 111:efe436c43aba 189 rect_t restore = windowrect;
dreschpe 0:de9d1462a835 190 window(x, y, w, h);
WiredHome 37:f19b7e7449dc 191 _StartGraphicsStream();
WiredHome 31:c72e12cd5c67 192 for (int i=0; i<w*h; i++) {
WiredHome 55:dfbabef7003e 193 _putp(color[i]);
dreschpe 0:de9d1462a835 194 }
WiredHome 37:f19b7e7449dc 195 _EndGraphicsStream();
WiredHome 111:efe436c43aba 196 return window(restore);
dreschpe 0:de9d1462a835 197 }
WiredHome 19:3f82c1161fd2 198
WiredHome 98:ecebed9b80b2 199 // 8 byte "info" section
WiredHome 98:ecebed9b80b2 200 //0x00, // unknown ????????
WiredHome 98:ecebed9b80b2 201 //0x00, // unknown ????????
WiredHome 98:ecebed9b80b2 202 //0x20,0x00, // First char 32
WiredHome 98:ecebed9b80b2 203 //0x7F,0x00, // Last char 127
WiredHome 98:ecebed9b80b2 204 //0x25, // Font Height 37
WiredHome 98:ecebed9b80b2 205 //0x00, // Unknown 0 ????????
WiredHome 98:ecebed9b80b2 206 //
WiredHome 98:ecebed9b80b2 207 //0x01,0x88,0x01,0x00 // ' ' is 1 pixel wide, data is at offset 0x0188
WiredHome 98:ecebed9b80b2 208 //0x0B,0xAD,0x01,0x00 // '!' is 11 pixels wide, data is at offset 0x01AD
WiredHome 98:ecebed9b80b2 209 //0x0D,0xF7,0x01,0x00 // '"' is 13 pixels wide, data is at offset 0x01F7
WiredHome 98:ecebed9b80b2 210 //...
WiredHome 98:ecebed9b80b2 211 //0x00,... // ' ' data stream.
WiredHome 98:ecebed9b80b2 212 //0x00,0x06,0x00,0x07,0x80,0x07,0xC0,0x07,0xC0,0x07,0xC0 // '!'
WiredHome 98:ecebed9b80b2 213 //...
WiredHome 101:e0aad446094a 214
WiredHome 101:e0aad446094a 215
WiredHome 109:7b94f06f085b 216 const uint8_t * GraphicsDisplay::getCharMetrics(const unsigned char c, dim_t * width, dim_t * height)
WiredHome 19:3f82c1161fd2 217 {
WiredHome 98:ecebed9b80b2 218 uint16_t offsetToCharLookup;
WiredHome 98:ecebed9b80b2 219 uint16_t firstChar = font[3] * 256 + font[2];
WiredHome 98:ecebed9b80b2 220 uint16_t lastChar = font[5] * 256 + font[4];
WiredHome 109:7b94f06f085b 221 dim_t charHeight = font[6];
WiredHome 98:ecebed9b80b2 222 const unsigned char * charRecord; // width, data, data, data, ...
WiredHome 98:ecebed9b80b2 223
WiredHome 98:ecebed9b80b2 224 INFO("first:%d, last:%d, c:%d", firstChar, lastChar, c);
WiredHome 98:ecebed9b80b2 225 if (c < firstChar || c > lastChar)
WiredHome 101:e0aad446094a 226 return NULL; // advance zero pixels since it was unprintable...
WiredHome 101:e0aad446094a 227
WiredHome 101:e0aad446094a 228 // 8 bytes of preamble to the first level lookup table
WiredHome 101:e0aad446094a 229 offsetToCharLookup = 8 + 4 * (c - firstChar); // 4-bytes: width(pixels), 16-bit offset from table start, 0
WiredHome 109:7b94f06f085b 230 dim_t charWidth = font[offsetToCharLookup];
WiredHome 101:e0aad446094a 231 charRecord = font + font[offsetToCharLookup + 2] * 256 + font[offsetToCharLookup + 1];
WiredHome 101:e0aad446094a 232 //INFO("hgt:%d, wdt:%d", charHeight, charWidth);
WiredHome 101:e0aad446094a 233 if (width)
WiredHome 101:e0aad446094a 234 *width = charWidth;
WiredHome 101:e0aad446094a 235 if (height)
WiredHome 101:e0aad446094a 236 *height = charHeight;
WiredHome 101:e0aad446094a 237 return charRecord;
WiredHome 101:e0aad446094a 238 }
WiredHome 101:e0aad446094a 239
WiredHome 109:7b94f06f085b 240
WiredHome 109:7b94f06f085b 241 int GraphicsDisplay::fontblit(loc_t x, loc_t y, const unsigned char c)
WiredHome 101:e0aad446094a 242 {
WiredHome 153:8a85efb3eb71 243 const uint8_t * charRecord; // pointer to char data; width, data, data, data, ...
WiredHome 153:8a85efb3eb71 244 dim_t charWidth, charHeight; // metrics for the raw char in the font table
WiredHome 101:e0aad446094a 245 charRecord = getCharMetrics(c, &charWidth, &charHeight);
WiredHome 101:e0aad446094a 246 if (charRecord) {
WiredHome 101:e0aad446094a 247 INFO("hgt:%d, wdt:%d", charHeight, charWidth);
WiredHome 109:7b94f06f085b 248 booleanStream(x,y,charWidth, charHeight, charRecord);
WiredHome 153:8a85efb3eb71 249 return charWidth * fontScaleX;
WiredHome 101:e0aad446094a 250 } else {
WiredHome 101:e0aad446094a 251 return 0;
WiredHome 29:422616aa04bd 252 }
dreschpe 0:de9d1462a835 253 }
dreschpe 0:de9d1462a835 254
WiredHome 31:c72e12cd5c67 255 // BMP Color Palette is BGRx
WiredHome 31:c72e12cd5c67 256 // BBBB BBBB GGGG GGGG RRRR RRRR 0000 0000
WiredHome 31:c72e12cd5c67 257 // RGB16 is
WiredHome 31:c72e12cd5c67 258 // RRRR RGGG GGGB BBBB
WiredHome 31:c72e12cd5c67 259 // swap to little endian
WiredHome 31:c72e12cd5c67 260 // GGGB BBBB RRRR RGGG
WiredHome 32:0e4f2ae512e2 261 color_t GraphicsDisplay::RGBQuadToRGB16(RGBQUAD * colorPalette, uint16_t i)
WiredHome 31:c72e12cd5c67 262 {
WiredHome 31:c72e12cd5c67 263 color_t c;
WiredHome 31:c72e12cd5c67 264
WiredHome 31:c72e12cd5c67 265 c = ((colorPalette[i].rgbBlue >> 3) << 0);
WiredHome 31:c72e12cd5c67 266 c |= ((colorPalette[i].rgbGreen >> 2) << 5);
WiredHome 31:c72e12cd5c67 267 c |= ((colorPalette[i].rgbRed >> 3) << 11);
WiredHome 31:c72e12cd5c67 268 return c;
WiredHome 31:c72e12cd5c67 269 }
WiredHome 29:422616aa04bd 270
WiredHome 93:6fbc516de05e 271 // RGB16 little endian
WiredHome 93:6fbc516de05e 272 // GGGB BBBB RRRR RGGG
WiredHome 93:6fbc516de05e 273 // swap
WiredHome 93:6fbc516de05e 274 // RRRR RGGG GGGB BBBB
WiredHome 93:6fbc516de05e 275 // RRRR R
WiredHome 93:6fbc516de05e 276 // extend to BMP Color Palette is BGRx
WiredHome 93:6fbc516de05e 277 // BBBB BBBB GGGG GGGG RRRR RRRR 0000 0000
WiredHome 41:2956a0a221e5 278 RGBQUAD GraphicsDisplay::RGB16ToRGBQuad(color_t c)
WiredHome 41:2956a0a221e5 279 {
WiredHome 41:2956a0a221e5 280 RGBQUAD q;
WiredHome 41:2956a0a221e5 281
WiredHome 41:2956a0a221e5 282 memset(&q, 0, sizeof(q));
WiredHome 162:a2d7f1988711 283 //c = (c << 8) | (c >> 8); // swap
WiredHome 72:ecffe56af969 284 q.rgbBlue = ((c & 0x001F) << 3) | (c & 0x07); /* Blue value */
WiredHome 93:6fbc516de05e 285 q.rgbGreen = ((c & 0x07E0) >> 3) | ((c >> 9) & 0x03); /* Green value */
WiredHome 93:6fbc516de05e 286 q.rgbRed = ((c & 0xF800) >> 8) | ((c >> 13) & 0x07); /* Red value */
WiredHome 41:2956a0a221e5 287 q.rgbReserved = 0;
WiredHome 41:2956a0a221e5 288 return q;
WiredHome 41:2956a0a221e5 289 }
WiredHome 41:2956a0a221e5 290
WiredHome 42:7cbdfd2bbfc5 291 RetCode_t GraphicsDisplay::_RenderBitmap(loc_t x, loc_t y, uint32_t fileOffset, FILE * Image)
WiredHome 31:c72e12cd5c67 292 {
WiredHome 31:c72e12cd5c67 293 BITMAPINFOHEADER BMP_Info;
WiredHome 31:c72e12cd5c67 294 RGBQUAD * colorPalette = NULL;
WiredHome 31:c72e12cd5c67 295 int colorCount;
WiredHome 32:0e4f2ae512e2 296 uint8_t * lineBuffer = NULL;
WiredHome 69:636867df24a1 297 color_t * pixelBuffer = NULL;
WiredHome 31:c72e12cd5c67 298 uint16_t BPP_t;
WiredHome 95:ef538bd687c0 299 dim_t PixelWidth, PixelHeight;
WiredHome 31:c72e12cd5c67 300 unsigned int i, offset;
WiredHome 31:c72e12cd5c67 301 int padd,j;
WiredHome 59:fb40aad4efd4 302 #ifdef DEBUG
WiredHome 112:325ca91bc03d 303 //uint32_t start_data;
WiredHome 59:fb40aad4efd4 304 #endif
WiredHome 31:c72e12cd5c67 305
WiredHome 42:7cbdfd2bbfc5 306 // Now, Read the bitmap info header
WiredHome 31:c72e12cd5c67 307 fread(&BMP_Info, 1, sizeof(BMP_Info), Image);
WiredHome 59:fb40aad4efd4 308 HexDump("BMP_Info", (uint8_t *)&BMP_Info, sizeof(BMP_Info));
WiredHome 31:c72e12cd5c67 309 BPP_t = BMP_Info.biBitCount;
WiredHome 31:c72e12cd5c67 310 INFO("biBitCount %04X", BPP_t);
WiredHome 112:325ca91bc03d 311 if (BPP_t != 1 && BPP_t != 4 && BPP_t != 8 && BPP_t != 16 && BPP_t != 24) { // Support 4, 8, 16, 24-bits per pixel
WiredHome 31:c72e12cd5c67 312 fclose(Image);
WiredHome 31:c72e12cd5c67 313 return(not_supported_format);
WiredHome 31:c72e12cd5c67 314 }
WiredHome 112:325ca91bc03d 315 if (BMP_Info.biCompression != 0) { // Only the "no comporession" option is supported.
WiredHome 112:325ca91bc03d 316 fclose(Image);
WiredHome 112:325ca91bc03d 317 return(not_supported_format);
WiredHome 112:325ca91bc03d 318 }
WiredHome 31:c72e12cd5c67 319 PixelHeight = BMP_Info.biHeight;
WiredHome 31:c72e12cd5c67 320 PixelWidth = BMP_Info.biWidth;
WiredHome 79:544eb4964795 321 INFO("(%d,%d) (%d,%d) (%d,%d)", x,y, PixelWidth,PixelHeight, width(), height());
WiredHome 31:c72e12cd5c67 322 if (PixelHeight > height() + y || PixelWidth > width() + x) {
WiredHome 31:c72e12cd5c67 323 fclose(Image);
WiredHome 31:c72e12cd5c67 324 return(image_too_big);
WiredHome 31:c72e12cd5c67 325 }
WiredHome 31:c72e12cd5c67 326 if (BMP_Info.biBitCount <= 8) {
WiredHome 31:c72e12cd5c67 327 int paletteSize;
WiredHome 31:c72e12cd5c67 328 // Read the color palette
WiredHome 31:c72e12cd5c67 329 colorCount = 1 << BMP_Info.biBitCount;
WiredHome 31:c72e12cd5c67 330 paletteSize = sizeof(RGBQUAD) * colorCount;
WiredHome 145:5eb2492acdda 331 colorPalette = (RGBQUAD *)swMalloc(paletteSize);
WiredHome 31:c72e12cd5c67 332 if (colorPalette == NULL) {
WiredHome 31:c72e12cd5c67 333 fclose(Image);
WiredHome 31:c72e12cd5c67 334 return(not_enough_ram);
WiredHome 31:c72e12cd5c67 335 }
WiredHome 31:c72e12cd5c67 336 fread(colorPalette, 1, paletteSize, Image);
WiredHome 59:fb40aad4efd4 337 HexDump("Color Palette", (uint8_t *)colorPalette, paletteSize);
WiredHome 31:c72e12cd5c67 338 }
WiredHome 31:c72e12cd5c67 339
WiredHome 32:0e4f2ae512e2 340 int lineBufSize = ((BPP_t * PixelWidth + 7)/8);
WiredHome 59:fb40aad4efd4 341 INFO("BPP_t %d, PixelWidth %d, lineBufSize %d", BPP_t, PixelWidth, lineBufSize);
WiredHome 145:5eb2492acdda 342 lineBuffer = (uint8_t *)swMalloc(lineBufSize);
WiredHome 31:c72e12cd5c67 343 if (lineBuffer == NULL) {
WiredHome 145:5eb2492acdda 344 swFree(colorPalette);
WiredHome 31:c72e12cd5c67 345 fclose(Image);
WiredHome 31:c72e12cd5c67 346 return(not_enough_ram);
WiredHome 31:c72e12cd5c67 347 }
WiredHome 145:5eb2492acdda 348 pixelBuffer = (color_t *)swMalloc(PixelWidth * sizeof(color_t));
WiredHome 41:2956a0a221e5 349 if (pixelBuffer == NULL) {
WiredHome 145:5eb2492acdda 350 swFree(lineBuffer);
WiredHome 69:636867df24a1 351 if (colorPalette)
WiredHome 145:5eb2492acdda 352 swFree(colorPalette);
WiredHome 41:2956a0a221e5 353 fclose(Image);
WiredHome 41:2956a0a221e5 354 return(not_enough_ram);
WiredHome 41:2956a0a221e5 355 }
WiredHome 31:c72e12cd5c67 356
WiredHome 112:325ca91bc03d 357 padd = (lineBufSize % 4);
WiredHome 112:325ca91bc03d 358 if (padd)
WiredHome 112:325ca91bc03d 359 padd = 4 - padd;
WiredHome 31:c72e12cd5c67 360
WiredHome 32:0e4f2ae512e2 361 // Define window for top to bottom and left to right so writing auto-wraps
WiredHome 111:efe436c43aba 362 rect_t restore = windowrect;
WiredHome 31:c72e12cd5c67 363 window(x,y, PixelWidth,PixelHeight);
WiredHome 136:224e03d5c31f 364 // SetGraphicsCursor(x, y);
WiredHome 136:224e03d5c31f 365 // _StartGraphicsStream();
WiredHome 112:325ca91bc03d 366
WiredHome 112:325ca91bc03d 367 //start_data = BMP_Info.bfOffBits;
WiredHome 112:325ca91bc03d 368 //HexDump("Raw Data", (uint8_t *)&start_data, 32);
WiredHome 59:fb40aad4efd4 369 INFO("(%d,%d) (%d,%d), [%d,%d]", x,y, PixelWidth,PixelHeight, lineBufSize, padd);
WiredHome 32:0e4f2ae512e2 370 for (j = PixelHeight - 1; j >= 0; j--) { //Lines bottom up
WiredHome 42:7cbdfd2bbfc5 371 offset = fileOffset + j * (lineBufSize + padd); // start of line
WiredHome 31:c72e12cd5c67 372 fseek(Image, offset, SEEK_SET);
WiredHome 32:0e4f2ae512e2 373 fread(lineBuffer, 1, lineBufSize, Image); // read a line - slow !
WiredHome 79:544eb4964795 374 //INFO("offset: %6X", offset);
WiredHome 112:325ca91bc03d 375 //HexDump("Line", lineBuffer, lineBufSize);
WiredHome 32:0e4f2ae512e2 376 for (i = 0; i < PixelWidth; i++) { // copy pixel data to TFT
WiredHome 112:325ca91bc03d 377 if (BPP_t == 1) {
WiredHome 112:325ca91bc03d 378 uint8_t dPix = lineBuffer[i/8];
WiredHome 112:325ca91bc03d 379 uint8_t bMask = 0x80 >> (i % 8);
WiredHome 112:325ca91bc03d 380 uint8_t bit = (bMask & dPix) ? 0 : 1;
WiredHome 136:224e03d5c31f 381 pixelBuffer[i] = RGBQuadToRGB16(colorPalette, bit);
WiredHome 112:325ca91bc03d 382 } else if (BPP_t == 4) {
WiredHome 31:c72e12cd5c67 383 uint8_t dPix = lineBuffer[i/2];
WiredHome 31:c72e12cd5c67 384 if ((i & 1) == 0)
WiredHome 31:c72e12cd5c67 385 dPix >>= 4;
WiredHome 31:c72e12cd5c67 386 dPix &= 0x0F;
WiredHome 41:2956a0a221e5 387 pixelBuffer[i] = RGBQuadToRGB16(colorPalette, dPix);
WiredHome 31:c72e12cd5c67 388 } else if (BPP_t == 8) {
WiredHome 41:2956a0a221e5 389 pixelBuffer[i] = RGBQuadToRGB16(colorPalette, lineBuffer[i]);
WiredHome 32:0e4f2ae512e2 390 } else if (BPP_t == 16) {
WiredHome 41:2956a0a221e5 391 pixelBuffer[i] = lineBuffer[i];
WiredHome 32:0e4f2ae512e2 392 } else if (BPP_t == 24) {
WiredHome 37:f19b7e7449dc 393 color_t color;
WiredHome 32:0e4f2ae512e2 394 color = RGB(lineBuffer[i*3+2], lineBuffer[i*3+1], lineBuffer[i*3+0]);
WiredHome 41:2956a0a221e5 395 pixelBuffer[i] = color;
WiredHome 31:c72e12cd5c67 396 }
WiredHome 31:c72e12cd5c67 397 }
WiredHome 41:2956a0a221e5 398 pixelStream(pixelBuffer, PixelWidth, x, y++);
WiredHome 31:c72e12cd5c67 399 }
WiredHome 136:224e03d5c31f 400 // _EndGraphicsStream();
WiredHome 111:efe436c43aba 401 window(restore);
WiredHome 145:5eb2492acdda 402 swFree(pixelBuffer); // don't leak memory
WiredHome 145:5eb2492acdda 403 swFree(lineBuffer);
WiredHome 69:636867df24a1 404 if (colorPalette)
WiredHome 145:5eb2492acdda 405 swFree(colorPalette);
WiredHome 32:0e4f2ae512e2 406 return (noerror);
WiredHome 31:c72e12cd5c67 407 }
WiredHome 31:c72e12cd5c67 408
WiredHome 42:7cbdfd2bbfc5 409
WiredHome 42:7cbdfd2bbfc5 410 RetCode_t GraphicsDisplay::RenderImageFile(loc_t x, loc_t y, const char *FileName)
WiredHome 42:7cbdfd2bbfc5 411 {
WiredHome 42:7cbdfd2bbfc5 412 if (mystrnicmp(FileName + strlen(FileName) - 4, ".bmp", 4) == 0) {
WiredHome 42:7cbdfd2bbfc5 413 return RenderBitmapFile(x,y,FileName);
WiredHome 115:c9862fd0c689 414 } else if (mystrnicmp(FileName + strlen(FileName) - 4, ".jpg", 4) == 0) {
WiredHome 115:c9862fd0c689 415 return RenderJpegFile(x,y,FileName);
WiredHome 42:7cbdfd2bbfc5 416 } else if (mystrnicmp(FileName + strlen(FileName) - 4, ".ico", 4) == 0) {
WiredHome 42:7cbdfd2bbfc5 417 return RenderIconFile(x,y,FileName);
WiredHome 152:a013ac0133e4 418 } else if (mystrnicmp(FileName + strlen(FileName) - 4, ".gif", 4) == 0) {
WiredHome 152:a013ac0133e4 419 return RenderGIFFile(x,y,FileName);
WiredHome 42:7cbdfd2bbfc5 420 } else {
WiredHome 42:7cbdfd2bbfc5 421 return not_supported_format;
WiredHome 42:7cbdfd2bbfc5 422 }
WiredHome 42:7cbdfd2bbfc5 423 }
WiredHome 42:7cbdfd2bbfc5 424
WiredHome 115:c9862fd0c689 425 RetCode_t GraphicsDisplay::RenderJpegFile(loc_t x, loc_t y, const char *Name_JPG)
WiredHome 115:c9862fd0c689 426 {
WiredHome 145:5eb2492acdda 427 #define JPEG_WORK_SPACE_SIZE 3100 // Worst case requirements for the decompression
WiredHome 115:c9862fd0c689 428 JDEC * jdec;
WiredHome 115:c9862fd0c689 429 uint16_t * work;
WiredHome 115:c9862fd0c689 430 RetCode_t r = noerror; // start optimistic
WiredHome 115:c9862fd0c689 431 FILE * fh = fopen(Name_JPG, "rb");
WiredHome 115:c9862fd0c689 432
WiredHome 115:c9862fd0c689 433 if (!fh)
WiredHome 115:c9862fd0c689 434 return(file_not_found);
WiredHome 120:be2aaa3adf72 435 //INFO("RenderJpegFile(%d,%d,%s)", x,y, Name_JPG);
WiredHome 145:5eb2492acdda 436 work = (uint16_t *)swMalloc(JPEG_WORK_SPACE_SIZE);
WiredHome 115:c9862fd0c689 437 if (work) {
WiredHome 145:5eb2492acdda 438 jdec = (JDEC *)swMalloc(sizeof(JDEC));
WiredHome 115:c9862fd0c689 439 if (jdec) {
WiredHome 182:8832d03a2a29 440 // Original
WiredHome 182:8832d03a2a29 441 //memset(work, 0, JPEG_WORK_SPACE_SIZE/sizeof(uint16_t));
WiredHome 182:8832d03a2a29 442 // Revised
WiredHome 182:8832d03a2a29 443 memset(work, 0, JPEG_WORK_SPACE_SIZE);
WiredHome 120:be2aaa3adf72 444 memset(jdec, 0, sizeof(JDEC));
WiredHome 115:c9862fd0c689 445 r = (RetCode_t)jd_prepare(jdec, NULL, work, JPEG_WORK_SPACE_SIZE, fh);
WiredHome 115:c9862fd0c689 446 INFO("jd_prepare returned %d", r);
WiredHome 115:c9862fd0c689 447
WiredHome 115:c9862fd0c689 448 if (r == noerror) {
WiredHome 136:224e03d5c31f 449 img_x = x; // save the origin for the privOutput function
WiredHome 136:224e03d5c31f 450 img_y = y;
WiredHome 115:c9862fd0c689 451 r = (RetCode_t)jd_decomp(jdec, NULL, 0);
WiredHome 115:c9862fd0c689 452 } else {
WiredHome 115:c9862fd0c689 453 r = not_supported_format; // error("jd_prepare error:%d", r);
WiredHome 115:c9862fd0c689 454 }
WiredHome 145:5eb2492acdda 455 swFree(jdec);
WiredHome 115:c9862fd0c689 456 } else {
WiredHome 115:c9862fd0c689 457 WARN("checkpoint");
WiredHome 115:c9862fd0c689 458 r = not_enough_ram;
WiredHome 115:c9862fd0c689 459 }
WiredHome 145:5eb2492acdda 460 swFree(work);
WiredHome 115:c9862fd0c689 461 } else {
WiredHome 115:c9862fd0c689 462 WARN("checkpoint");
WiredHome 115:c9862fd0c689 463 r = not_enough_ram;
WiredHome 115:c9862fd0c689 464 }
WiredHome 115:c9862fd0c689 465 fclose(fh);
WiredHome 115:c9862fd0c689 466 return r; // error("jd_decomp error:%d", r);
WiredHome 115:c9862fd0c689 467 }
WiredHome 115:c9862fd0c689 468
WiredHome 42:7cbdfd2bbfc5 469 RetCode_t GraphicsDisplay::RenderBitmapFile(loc_t x, loc_t y, const char *Name_BMP)
WiredHome 42:7cbdfd2bbfc5 470 {
WiredHome 42:7cbdfd2bbfc5 471 BITMAPFILEHEADER BMP_Header;
WiredHome 42:7cbdfd2bbfc5 472
WiredHome 42:7cbdfd2bbfc5 473 INFO("Opening {%s}", Name_BMP);
WiredHome 42:7cbdfd2bbfc5 474 FILE *Image = fopen(Name_BMP, "rb");
WiredHome 42:7cbdfd2bbfc5 475 if (!Image) {
WiredHome 42:7cbdfd2bbfc5 476 return(file_not_found);
WiredHome 42:7cbdfd2bbfc5 477 }
WiredHome 42:7cbdfd2bbfc5 478
WiredHome 42:7cbdfd2bbfc5 479 fread(&BMP_Header, 1, sizeof(BMP_Header), Image); // get the BMP Header
WiredHome 42:7cbdfd2bbfc5 480 INFO("bfType %04X", BMP_Header.bfType);
WiredHome 59:fb40aad4efd4 481 HexDump("BMP_Header", (uint8_t *)&BMP_Header, sizeof(BMP_Header));
WiredHome 42:7cbdfd2bbfc5 482 if (BMP_Header.bfType != BF_TYPE) {
WiredHome 42:7cbdfd2bbfc5 483 fclose(Image);
WiredHome 42:7cbdfd2bbfc5 484 return(not_bmp_format);
WiredHome 42:7cbdfd2bbfc5 485 }
WiredHome 112:325ca91bc03d 486 INFO("bfOffits %04X", BMP_Header.bfOffBits);
WiredHome 42:7cbdfd2bbfc5 487 RetCode_t rt = _RenderBitmap(x, y, BMP_Header.bfOffBits, Image);
WiredHome 42:7cbdfd2bbfc5 488 if (rt != noerror) {
WiredHome 42:7cbdfd2bbfc5 489 return rt;
WiredHome 42:7cbdfd2bbfc5 490 } else {
WiredHome 42:7cbdfd2bbfc5 491 fclose(Image);
WiredHome 42:7cbdfd2bbfc5 492 return (noerror);
WiredHome 42:7cbdfd2bbfc5 493 }
WiredHome 42:7cbdfd2bbfc5 494 }
WiredHome 42:7cbdfd2bbfc5 495
WiredHome 42:7cbdfd2bbfc5 496 RetCode_t GraphicsDisplay::RenderIconFile(loc_t x, loc_t y, const char *Name_ICO)
WiredHome 42:7cbdfd2bbfc5 497 {
WiredHome 42:7cbdfd2bbfc5 498 ICOFILEHEADER ICO_Header;
WiredHome 42:7cbdfd2bbfc5 499 ICODIRENTRY ICO_DirEntry;
WiredHome 42:7cbdfd2bbfc5 500
WiredHome 42:7cbdfd2bbfc5 501 INFO("Opening {%s}", Name_ICO);
WiredHome 42:7cbdfd2bbfc5 502 FILE *Image = fopen(Name_ICO, "rb");
WiredHome 42:7cbdfd2bbfc5 503 if (!Image) {
WiredHome 42:7cbdfd2bbfc5 504 return(file_not_found);
WiredHome 42:7cbdfd2bbfc5 505 }
WiredHome 42:7cbdfd2bbfc5 506
WiredHome 42:7cbdfd2bbfc5 507 fread(&ICO_Header, 1, sizeof(ICO_Header), Image); // get the BMP Header
WiredHome 42:7cbdfd2bbfc5 508 HexDump("ICO_Header", (uint8_t *)&ICO_Header, sizeof(ICO_Header));
WiredHome 42:7cbdfd2bbfc5 509 if (ICO_Header.Reserved_zero != 0
WiredHome 42:7cbdfd2bbfc5 510 || ICO_Header.icType != IC_TYPE
WiredHome 42:7cbdfd2bbfc5 511 || ICO_Header.icImageCount == 0) {
WiredHome 42:7cbdfd2bbfc5 512 fclose(Image);
WiredHome 42:7cbdfd2bbfc5 513 return(not_ico_format);
WiredHome 42:7cbdfd2bbfc5 514 }
WiredHome 42:7cbdfd2bbfc5 515
WiredHome 42:7cbdfd2bbfc5 516 // Read ONLY the first of n possible directory entries.
WiredHome 42:7cbdfd2bbfc5 517 fread(&ICO_DirEntry, 1, sizeof(ICO_DirEntry), Image);
WiredHome 42:7cbdfd2bbfc5 518 HexDump("ICO_DirEntry", (uint8_t *)&ICO_DirEntry, sizeof(ICO_DirEntry));
WiredHome 42:7cbdfd2bbfc5 519 INFO("biBitCount %04X", ICO_DirEntry.biBitCount);
WiredHome 42:7cbdfd2bbfc5 520 if (ICO_DirEntry.biBitCount != 0) { // Expecting this to be zero for ico
WiredHome 42:7cbdfd2bbfc5 521 fclose(Image);
WiredHome 42:7cbdfd2bbfc5 522 return(not_supported_format);
WiredHome 42:7cbdfd2bbfc5 523 }
WiredHome 42:7cbdfd2bbfc5 524
WiredHome 42:7cbdfd2bbfc5 525 RetCode_t rt = _RenderBitmap(x, y, ICO_DirEntry.bfOffBits, Image);
WiredHome 42:7cbdfd2bbfc5 526 if (rt == noerror) {
WiredHome 42:7cbdfd2bbfc5 527 fclose(Image);
WiredHome 42:7cbdfd2bbfc5 528 return (noerror);
WiredHome 42:7cbdfd2bbfc5 529 } else {
WiredHome 42:7cbdfd2bbfc5 530 return rt;
WiredHome 42:7cbdfd2bbfc5 531 }
WiredHome 42:7cbdfd2bbfc5 532 }
WiredHome 42:7cbdfd2bbfc5 533
WiredHome 19:3f82c1161fd2 534 int GraphicsDisplay::columns()
WiredHome 19:3f82c1161fd2 535 {
WiredHome 19:3f82c1161fd2 536 return width() / 8;
dreschpe 0:de9d1462a835 537 }
dreschpe 0:de9d1462a835 538
WiredHome 19:3f82c1161fd2 539 int GraphicsDisplay::rows()
WiredHome 19:3f82c1161fd2 540 {
WiredHome 19:3f82c1161fd2 541 return height() / 8;
WiredHome 19:3f82c1161fd2 542 }