109 lines
3.5 KiB
C++
109 lines
3.5 KiB
C++
#define _XOPEN_SOURCE_EXTENDED
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#include <iostream>
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#include <cstdio>
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#include <string>
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#include <cstdint>
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#include <vector>
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#include "Utils.h"
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#include "test.h"
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using namespace SBF;
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using namespace Test;
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namespace SBF {
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using std::cout;
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using std::tuple;
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using std::wcerr;
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using std::string;
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using std::endl;
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using std::pair;
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using std::get;
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using std::make_tuple;
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using std::vector;
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string word_wrap(const string& text, int maxWidth) {
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string output = "";
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string thisLine = "";
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string nextChunk = "";
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int32_t thisLineStartPosition = 0;
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int32_t thisLineCurrentPosition = 0;
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int32_t nextSpace = -1;
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int32_t textLength = text.size();
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size_t thisLineLength = 0;
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bool done = false;
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while (!done) {
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nextSpace = get_index_of(text, " ", thisLineCurrentPosition);
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if (nextSpace < 0) {
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nextSpace = textLength;
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}
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nextChunk = get_substring(text, thisLineCurrentPosition, nextSpace - thisLineCurrentPosition);
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auto nextChunkLength = nextChunk.size();
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if (nextChunkLength > 0) {
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auto needsSpace = thisLine.size() > 0;
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if (needsSpace) {
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thisLine = thisLine + " ";
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}
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thisLineLength = thisLine.size();
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if (nextChunkLength > maxWidth) {
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nextChunk = get_substring(text, thisLineCurrentPosition, maxWidth - thisLineLength);
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nextSpace = thisLineStartPosition + maxWidth;
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thisLine = thisLine + nextChunk;
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thisLineCurrentPosition = nextSpace;
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} else if(thisLineLength + nextChunkLength > maxWidth) {
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thisLine = make_fit_l(thisLine, maxWidth, L' ');
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} else {
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thisLine = thisLine + nextChunk;
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thisLineCurrentPosition = nextSpace + 1;
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}
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thisLineLength = thisLine.size();
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} else {
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thisLineCurrentPosition = nextSpace + 1;
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}
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if (thisLineLength >= maxWidth || thisLineCurrentPosition > textLength) {
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if (thisLineCurrentPosition > textLength) {
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done = true;
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}
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thisLine = make_fit_l(thisLine, maxWidth, L'_');
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output += thisLine + (done ? "" : "\n");
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thisLine = "";
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thisLineLength = thisLine.size();
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thisLineStartPosition = thisLineCurrentPosition;
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}
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}
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return output;
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}
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string string_dollar(size_t length, char ch) {
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string str = "";
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for (size_t i = 0; i<length; i++) {
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str += ch;
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}
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return str;
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}
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string left(const string& text, size_t length) {
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return text.substr(0, length);
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}
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string make_fit_l(const string& text, size_t length, char paddCh) {
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return left(text + string_dollar(length, paddCh), length);
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}
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string get_substring(const string& text, const int32_t var1, const int32_t var2) {
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return text.substr(std::min<int32_t>(var1, text.length()-1), std::max(var2, 0));
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}
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size_t get_index_of(const string& text, const string& search, size_t start) {
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return text.find(search, start);
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}
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} // End namespace SBF
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// test_method_result main_test_Utils(int argc, char** argv) {
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// test_method_result results = std::make_tuple(1, 0);
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// return results;
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// }
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