Added Font File Viewer

Author: nopnop2002

README.md

@@ -324,3 +324,130 @@ This can be work on Windows 10.
 You can download FONTX Editor fron [here](http://elm-chan.org/fsw_e.html). 
 ![FontxEditor](https://user-images.githubusercontent.com/6020549/78731275-3b889800-797a-11ea-81ba-096dbf07c4b8.png)
 
+---
+
+# Font File Viewer 
+```
+$ cc -o dump dump.c fontx.c
+$ ./dump fontx/ILGZ16XB.FNT 0x93FA
+argc=3
+fontFile=[/home/nop/ILFONT03/ILGZ16XB.FNT]
+Font width=16
+Font height=16
+Code flag=0
+Number of code blocks=94
+Block 0 start=8140 end=817e
+Block 1 start=8180 end=81fc
+Block 2 start=8240 end=827e
+Block 3 start=8280 end=82fc
+Block 4 start=8340 end=837e
+Block 5 start=8380 end=83fc
+Block 6 start=8440 end=847e
+Block 7 start=8480 end=84fc
+Block 8 start=8540 end=857e
+Block 9 start=8580 end=85fc
+Block 10 start=8640 end=867e
+Block 11 start=8680 end=86fc
+Block 12 start=8740 end=877e
+Block 13 start=8780 end=87fc
+Block 14 start=8840 end=887e
+Block 15 start=8880 end=88fc
+Block 16 start=8940 end=897e
+Block 17 start=8980 end=89fc
+Block 18 start=8a40 end=8a7e
+Block 19 start=8a80 end=8afc
+Block 20 start=8b40 end=8b7e
+Block 21 start=8b80 end=8bfc
+Block 22 start=8c40 end=8c7e
+Block 23 start=8c80 end=8cfc
+Block 24 start=8d40 end=8d7e
+Block 25 start=8d80 end=8dfc
+Block 26 start=8e40 end=8e7e
+Block 27 start=8e80 end=8efc
+Block 28 start=8f40 end=8f7e
+Block 29 start=8f80 end=8ffc
+Block 30 start=9040 end=907e
+Block 31 start=9080 end=90fc
+Block 32 start=9140 end=917e
+Block 33 start=9180 end=91fc
+Block 34 start=9240 end=927e
+Block 35 start=9280 end=92fc
+Block 36 start=9340 end=937e
+Block 37 start=9380 end=93fc
+Block 38 start=9440 end=947e
+Block 39 start=9480 end=94fc
+Block 40 start=9540 end=957e
+Block 41 start=9580 end=95fc
+Block 42 start=9640 end=967e
+Block 43 start=9680 end=96fc
+Block 44 start=9740 end=977e
+Block 45 start=9780 end=97fc
+Block 46 start=9840 end=987e
+Block 47 start=9880 end=98fc
+Block 48 start=9940 end=997e
+Block 49 start=9980 end=99fc
+Block 50 start=9a40 end=9a7e
+Block 51 start=9a80 end=9afc
+Block 52 start=9b40 end=9b7e
+Block 53 start=9b80 end=9bfc
+Block 54 start=9c40 end=9c7e
+Block 55 start=9c80 end=9cfc
+Block 56 start=9d40 end=9d7e
+Block 57 start=9d80 end=9dfc
+Block 58 start=9e40 end=9e7e
+Block 59 start=9e80 end=9efc
+Block 60 start=9f40 end=9f7e
+Block 61 start=9f80 end=9ffc
+Block 62 start=e040 end=e07e
+Block 63 start=e080 end=e0fc
+Block 64 start=e140 end=e17e
+Block 65 start=e180 end=e1fc
+Block 66 start=e240 end=e27e
+Block 67 start=e280 end=e2fc
+Block 68 start=e340 end=e37e
+Block 69 start=e380 end=e3fc
+Block 70 start=e440 end=e47e
+Block 71 start=e480 end=e4fc
+Block 72 start=e540 end=e57e
+Block 73 start=e580 end=e5fc
+Block 74 start=e640 end=e67e
+Block 75 start=e680 end=e6fc
+Block 76 start=e740 end=e77e
+Block 77 start=e780 end=e7fc
+Block 78 start=e840 end=e87e
+Block 79 start=e880 end=e8fc
+Block 80 start=e940 end=e97e
+Block 81 start=e980 end=e9fc
+Block 82 start=ea40 end=ea7e
+Block 83 start=ea80 end=eafc
+Block 84 start=eb40 end=eb7e
+Block 85 start=eb80 end=ebfc
+Block 86 start=ec40 end=ec7e
+Block 87 start=ec80 end=ecfc
+Block 88 start=ed40 end=ed7e
+Block 89 start=ed80 end=edfc
+Block 90 start=ee40 end=ee7e
+Block 91 start=ee80 end=eefc
+Block 92 start=ef40 end=ef7e
+Block 93 start=ef80 end=effc
+character code=0x93FA
+code=93fa
+GetFontx OK. code=93fa
+00................
+01................
+02...**********...
+03...*........*...
+04...*........*...
+05...*........*...
+06...*........*...
+07...**********...
+08...*........*...
+09...*........*...
+10...*........*...
+11...*........*...
+12...**********...
+13...*........*...
+14................
+15................
+```
+

dump.c

@@ -0,0 +1,56 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include "fontx.h"
+
+int main(int argc, char *argv[]) {
+printf("argc=%d\n",argc);
+if (argc == 1) {
+printf("Usage:%s font_file_path [charcater_code]\n",argv[0]);
+return 1;
+}
+char fontFile[128];
+strcpy(fontFile, argv[1]);
+printf("fontFile=[%s]\n",fontFile);
+
+FontxFile fxs[2];
+Fontx_init(fxs, "", fontFile);
+if (!Fontx_openFontxFile(&fxs[1])) {
+printf("openFontxFile FAIL\n");
+return 1;
+}
+
+printf("Font width=%d\n", fxs[1].w);
+printf("Font height=%d\n", fxs[1].h);
+printf("Code flag=%d\n", fxs[1].is_ank);
+printf("Number of code blocks=%d\n", fxs[1].bc);
+
+uint16_t block[2];
+for(int i=0;i<fxs[1].bc;i++) {
+if(fread(block, 1, 4, fxs[1].file) != 4){
+printf("fread failed\n");
+return 1;
+}
+printf("Block %d start=%x end=%x\n", i, block[0], block[1]);
+}
+
+if (argc == 3) {
+printf("character code=%s\n", argv[2]);
+long lv = strtol(argv[2], NULL, 16);
+uint16_t code = lv;
+printf("code=%x\n",code);
+
+unsigned char fonts[128]; // font pattern
+unsigned char pw, ph;
+if (!GetFontx(fxs, code, fonts, &pw, &ph)) { // code -> Font pattern
+printf("GetFontx FAIL. code=%x\n", code);
+} else {
+printf("GetFontx OK. code=%x\n", code);
+ShowFont(fonts, pw, ph);
+}
+}
+
+fclose(fxs[1].file);
+}