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@145:5eb2492acdda, 2017-05-06 (annotated)

Committer:
WiredHome
Date:
Sat May 06 20:27:44 2017 +0000
Revision:
145:5eb2492acdda
Parent:
136:224e03d5c31f
Child:
146:373d59f08357
hook the memory allocation to use a special instrumented allocation

Who changed what in which revision?

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