条形码嵌入式C语言生成源码

#include "barcode.h" #include "pos_lcd_if.h" #define BARCODE_X 0 //条形码起始x坐标,左边预留白边5pixl #define BARCODE_Y 5 //条形码起始y坐标,上面预留白边5pixl //线条颜色 #define LCD_COLOR_BLACK 0x00000000 #define LCD_COLOR_WHITE 0xFFFFFFFF int picWidth = 130; // 图像宽度 int picHeight = 70; // 图像高度 int lineWidth = 1; // 线的宽度 int shortLine = 40; // 短线长度 int longLine = 50; // 长线长度 int code[13] = {0}; // 条形码数字数组 char* savecode = 0; //用于存储编码 char toChar(int no) { char c = 0; return (char)no + 48; } void findandgetcode( char* c) { int i; for(i = 0; i < 30; ++i) { if(!memcmp(secondcode[i][0], c, 2)) { savecode = (char*)secondcode[i][1]; } } } //获取指定位置的字符 char GetAt(char* pdata, int index) { return *(pdata+index); } //计算校验码 void calcCheckBit() { int odd=0,even=0; int i, j; for(i = 0; i < 12; ++i) { //偶数位 if(i%2 == 0) { odd += code[i]; } else { even += code[i]; } } //与10取补得到检验码 code[12] = 10 - (odd*3+even)%10; } //接口，，只输入12个数字的数组，检验码自动计算 void getEan13Data(const char* pdata) { int i; for(i = 0; i < 12; ++i, pdata++) { code[i] = *pdata; } //计算检验码 calcCheckBit(); //打印条形码 printbarcode(); } //划粗细线 void drawline(u32 color, int x1, int y1, int x2, int y2) { int i; for(i = 0; i< lineWidth; i++) { lcd_draw_line(color, x1 + i, y1, x2 + i, y2); } } //画黑线 //参数 ：起点坐标 终点坐标 //遇到字符1：短线； 0：长线 void drawBlack(int x1, int y1, int x2, int y2) { drawline(LCD_COLOR_BLACK, x1, y1, x2, y2); } //画白线 全都是短线 void drawWhite( int x1, int y1, int x2, int y2) { drawline(LCD_COLOR_WHITE, x1, y1, x2, y2); } //画条形码开始部分 void drawStart() { int i; for(i = 0; i <= 8; ++i) { drawWhite(i*lineWidth + BARCODE_X, BARCODE_Y, i*lineWidth + BARCODE_X, BARCODE_Y + shortLine); } int startX1Index = 9; drawBlack((startX1Index++)*lineWidth + BARCODE_X, BARCODE_Y, startX1Index*lineWidth + BARCODE_X, BARCODE_Y + longLine); drawWhite((startX1Index++)*lineWidth + BARCODE_X, BARCODE_Y, startX1Index*lineWidth + BARCODE_X, BARCODE_Y + shortLine); drawBlack((startX1Index++)*lineWidth + BARCODE_X, BARCODE_Y, startX1Index*lineWidth + BARCODE_X, BARCODE_Y + longLine); } //画条形码左边 void drawLeft() { int i, j, k; const char* chTemp = firstcode[code[0]]; //用于存储左边的6位数的编码 char* szYorn[7] = {0}; for(i = 0; i < 6; i++) { char chTemp2; chTemp2 = toChar(code[i+1]); char chTemp3[3]; chTemp3[0] = chTemp2; chTemp3[1] = chTemp[i]; findandgetcode(chTemp3); szYorn[i] = savecode; } int x; for(int j = 0; j < 6; j++) { for(k = 0; k < 7; k++) { x = 12 + j*7 + k; if(GetAt(szYorn[j], k) == '1')//遇到字符1， 画短线; 0画长线 { drawBlack(x*lineWidth + BARCODE_X, BARCODE_Y, x*lineWidth + BARCODE_X, BARCODE_Y + shortLine); } else { drawWhite(x*lineWidth + BARCODE_X, BARCODE_Y, x*lineWidth + BARCODE_X, BARCODE_Y + shortLine); } } } } //画条形码中间 void drawMiddle() { int middleX1Pix = 54; drawWhite((middleX1Pix++)*lineWidth + BARCODE_X, BARCODE_Y, middleX1Pix*lineWidth + BARCODE_X, BARCODE_Y + shortLine); drawBlack((middleX1Pix++)*lineWidth + BARCODE_X, BARCODE_Y, middleX1Pix*lineWidth + BARCODE_X, BARCODE_Y + longLine); drawWhite((middleX1Pix++)*lineWidth + BARCODE_X, BARCODE_Y, middleX1Pix*lineWidth + BARCODE_X, BARCODE_Y + shortLine); drawBlack((middleX1Pix++)*lineWidth + BARCODE_X, BARCODE_Y, middleX1Pix*lineWidth + BARCODE_X, BARCODE_Y + longLine); drawWhite((middleX1Pix++)*lineWidth + BARCODE_X, BARCODE_Y, middleX1Pix*lineWidth + BARCODE_X, BARCODE_Y + shortLine); } //画条形码右边 void drawRight() { int i, j, k; //用于存储左边的6位数的编码 char* szYorn[7] = {0}; for(i = 7; i <= 12; ++i) { char chTemp2; chTemp2 = toChar(code[i]); char chTemp3[3]; chTemp3[0] = chTemp2; chTemp3[1] = 'C'; findandgetcode(chTemp3); szYorn[i-7] = savecode; } int x; for(int j = 0; j < 6; ++j) { for(k = 0; k < 7; ++k) { x = 59 + j*7 + k; if(GetAt(szYorn[j], k) == '1')//遇到字符1， 画短线; 0画长线 { drawBlack(x*lineWidth + BARCODE_X, BARCODE_Y, x*lineWidth + BARCODE_X, BARCODE_Y + shortLine); } else { drawWhite(x*lineWidth + BARCODE_X, BARCODE_Y, x*lineWidth + BARCODE_X, BARCODE_Y + shortLine); } } } } //画条形码结束部分 void drawEnd() { int endX1Pix = 101; int i; drawBlack((endX1Pix++)*lineWidth + BARCODE_X, BARCODE_Y, endX1Pix*lineWidth + BARCODE_X, BARCODE_Y + longLine); drawWhite((endX1Pix++)*lineWidth + BARCODE_X, BARCODE_Y, endX1Pix*lineWidth + BARCODE_X, BARCODE_Y + shortLine); drawBlack((endX1Pix++)*lineWidth + BARCODE_X, BARCODE_Y, endX1Pix*lineWidth + BARCODE_X, BARCODE_Y + longLine); for(i = 104; i <= 112; ++i) { drawWhite(i*lineWidth + BARCODE_X, BARCODE_Y, i*lineWidth + BARCODE_X, BARCODE_Y + shortLine); } } //画数字 void drawNumber() { int i,j; char No[13] = {0}; char num = 0; for(int i=0;i<=12;i++) { No[i] = toChar(code[i]); } num = No[0]; lcd_draw_text(&num, 2*lineWidth + BARCODE_X, 5 + BARCODE_Y + shortLine, 0.5, LCD_COLOR_WHITE, LCD_COLOR_BLACK); for(i = 1; i <= 6; i++) { num = No[i]; lcd_draw_text(&num, 7*lineWidth + 13 * i + BARCODE_X, 5 + BARCODE_Y + shortLine, 0.5, LCD_COLOR_WHITE, LCD_COLOR_BLACK); } for(j = 7; j <= 12; j++) { num = No[j]; lcd_draw_text(&num, 15*lineWidth + 13 * j + BARCODE_X, 5 + BARCODE_Y + shortLine, 0.5, LCD_COLOR_WHITE, LCD_COLOR_BLACK); } } //打印条形码 void printbarcode() { lcd_drawfillrect(LCD_COLOR_WHITE, 0, 0, 240, 150); drawStart(); drawLeft(); drawMiddle(); drawRight(); drawEnd(); //drawNumber(); }