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code cleanup and minor fixes

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oxygenic 2012-12-31 14:41:59 +01:00
parent 8c78216dc1
commit 1d241cca05
26 changed files with 1048 additions and 1092 deletions
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58
backend/code49.c
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@ -69,13 +69,13 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
int block_count, c;
int block_remain;
int block_value;
codewords[codeword_count] = 48; /* Numeric Shift */
codeword_count++;
block_count = j / 5;
block_remain = j % 5;
for(c = 0; c < block_count; c++) {
if((c == block_count - 1) && (block_remain == 2)) {
/* Rule (d) */
@ -84,7 +84,7 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
block_value += ctoi(intermediate[i + 1]) * 100;
block_value += ctoi(intermediate[i + 2]) * 10;
block_value += ctoi(intermediate[i + 3]);
codewords[codeword_count] = block_value / (48 * 48);
block_value = block_value - (48 * 48) * codewords[codeword_count];
codeword_count++;
@ -97,20 +97,20 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
block_value = ctoi(intermediate[i]) * 100;
block_value += ctoi(intermediate[i + 1]) * 10;
block_value += ctoi(intermediate[i + 2]);
codewords[codeword_count] = block_value / 48;
block_value = block_value - 48 * codewords[codeword_count];
codeword_count++;
codewords[codeword_count] = block_value;
codeword_count++;
i += 3;
} else {
} else {
block_value = ctoi(intermediate[i]) * 10000;
block_value += ctoi(intermediate[i + 1]) * 1000;
block_value += ctoi(intermediate[i + 2]) * 100;
block_value += ctoi(intermediate[i + 3]) * 10;
block_value += ctoi(intermediate[i + 4]);
codewords[codeword_count] = block_value / (48 * 48);
block_value = block_value - (48 * 48) * codewords[codeword_count];
codeword_count++;
@ -122,7 +122,7 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
i += 5;
}
}
switch(block_remain) {
case 1:
/* Rule (a) */
@ -135,7 +135,7 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
block_value = ctoi(intermediate[i]) * 100;
block_value += ctoi(intermediate[i + 1]) * 10;
block_value += ctoi(intermediate[i + 2]);
codewords[codeword_count] = block_value / 48;
block_value = block_value - 48 * codewords[codeword_count];
codeword_count++;
@ -150,7 +150,7 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
block_value += ctoi(intermediate[i + 1]) * 100;
block_value += ctoi(intermediate[i + 2]) * 10;
block_value += ctoi(intermediate[i + 3]);
codewords[codeword_count] = block_value / (48 * 48);
block_value = block_value - (48 * 48) * codewords[codeword_count];
codeword_count++;
@ -178,26 +178,26 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
i++;
}
} while(i < h);
switch(codewords[0]) { /* Set starting mode value */
case 48: M = 2; break;
case 43: M = 4; break;
case 44: M = 5; break;
default: M = 0; break;
}
if(M != 0) {
for(i = 0; i < codeword_count; i++) {
codewords[i] = codewords[i + 1];
}
codeword_count--;
}
if(codeword_count > 49) {
strcpy(symbol->errtxt, "Input too long");
return ERROR_TOO_LONG;
}
/* Place codewords in code character array (c grid) */
rows = 0;
do{
@ -211,7 +211,7 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
}
rows++;
} while ((rows * 7) < codeword_count);
if((((rows <= 6) && (pad_count < 5))) || (rows > 6) || (rows == 1)) {
/* Add a row */
for(i = 0; i < 7; i++) {
@ -219,20 +219,20 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
}
rows++;
}
/* Add row count and mode character */
c_grid[rows - 1][6] = (7 * (rows - 2)) + M;
/* Add row check character */
for(i = 0; i < rows - 1; i++) {
int row_sum = 0;
for(j = 0; j < 7; j++) {
row_sum += c_grid[i][j];
}
c_grid[i][7] = row_sum % 49;
}
/* Calculate Symbol Check Characters */
posn_val = 0;
x_count = c_grid[rows - 1][6] * 20;
@ -247,43 +247,43 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
posn_val++;
}
}
if(rows > 6) {
/* Add Z Symbol Check */
c_grid[rows - 1][0] = (z_count % 2401) / 49;
c_grid[rows - 1][1] = (z_count % 2401) % 49;
}
local_value = (c_grid[rows - 1][0] * 49) + c_grid[rows - 1][1];
x_count += c49_x_weight[posn_val] * local_value;
y_count += c49_y_weight[posn_val] * local_value;
posn_val++;
/* Add Y Symbol Check */
c_grid[rows - 1][2] = (y_count % 2401) / 49;
c_grid[rows - 1][3] = (y_count % 2401) % 49;
local_value = (c_grid[rows - 1][2] * 49) + c_grid[rows - 1][3];
x_count += c49_x_weight[posn_val] * local_value;
/* Add X Symbol Check */
c_grid[rows - 1][4] = (x_count % 2401) / 49;
c_grid[rows - 1][5] = (x_count % 2401) % 49;
/* Add last row check character */
j = 0;
for(i = 0; i < 7; i++) {
j += c_grid[rows - 1][i];
}
c_grid[rows - 1][7] = j % 49;
/* Transfer data to symbol character array (w grid) */
for(i = 0; i < rows; i++) {
for(j = 0; j < 4; j ++) {
w_grid[i][j] = (c_grid[i][2 * j] * 49) + c_grid[i][(2 * j) + 1];
}
}
for(i = 0; i < rows; i++) {
strcpy(pattern, "11"); /* Start character */
for(j = 0; j < 4; j++) {
@ -301,12 +301,12 @@ int code_49(struct zint_symbol *symbol, unsigned char source[], int length)
}
}
concat(pattern, "4"); /* Stop character */
/* Expand into symbol */
symbol->row_height[i] = 10;
expand(symbol, pattern);
}
symbol->whitespace_width = 10;
symbol->output_options = BARCODE_BIND;
symbol->border_width = 2;