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@ -6,11 +6,11 @@ |
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char formulaBuffer[1000]; |
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void processInput(char* formulaString, int length) { |
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deleteWhitespace(formulaString, length); |
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void processInput(char* formStr, int length) { |
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deleteWhitespace(formStr, length); |
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calc_op temp; |
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memcpy(formulaBuffer, formulaString, length); |
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temp.formular = formulaString; |
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memcpy(formulaBuffer, formStr, length); |
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temp.formular = formStr; |
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temp.functionsType = detectFunctionOperator(formulaBuffer, 10); |
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if (getNumbers(formulaBuffer, length, &temp) == NULL){ |
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showStruct(&temp); |
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@ -20,11 +20,11 @@ void processInput(char* formulaString, int length) { |
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} |
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//Leerzeichen löschen |
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void deleteWhitespace(char* formulaString, int length){ |
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void deleteWhitespace(char* formStr, int length){ |
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for(int stringPos=0; stringPos < length; stringPos++){ |
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if((formulaString[stringPos] == ' ') || (formulaString[stringPos] == '\n') || (formulaString[stringPos] == '\r')){ |
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if((formStr[stringPos] == ' ') || (formStr[stringPos] == '\n') || (formStr[stringPos] == '\r')){ |
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for (int j=stringPos; j < length; j++){ |
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formulaString[j]=formulaString[j + 1]; |
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formStr[j]=formStr[j + 1]; |
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} |
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stringPos--; |
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} |
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@ -32,9 +32,9 @@ void deleteWhitespace(char* formulaString, int length){ |
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} |
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//Einfachste Rechenoperationen lesen |
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op detectFunctionOperator(char* formulaString, int length){ |
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op detectFunctionOperator(char* formStr, int length){ |
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for(int stringCount=0; stringCount < length; stringCount++){ |
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switch (formulaString[stringCount]){ |
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switch (formStr[stringCount]){ |
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case '+': return opAdd; |
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case '-': return opSub; |
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case '/':case ':': return opDiv; |
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@ -47,7 +47,7 @@ op detectFunctionOperator(char* formulaString, int length){ |
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} |
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//Zahlen auslesen (+) |
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char* getNumbers(char* formulaString, int length, calc_op* formulaRef){ //processInput sind: string, länge vom String, berechnungsstruct |
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char* getNumbers(char* formStr, int length, calc_op* formulaRef){ //processInput sind: string, länge vom String, berechnungsstruct |
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// char tmp[length]; |
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char* splitPnt; |
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int numPos = 0; |
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@ -67,8 +67,8 @@ char* getNumbers(char* formulaString, int length, calc_op* formulaRef){ //proces |
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break; |
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default: return NULL; |
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} |
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// memcpy(tmp, formulaString, length); //string kopiert |
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char *token = strtok(formulaString, &delimiter); //An der Stelle von dem ersten Plus wird ein NULL (Stringende) gesetzt |
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// memcpy(tmp, formStr, length); //string kopiert |
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char *token = strtok(formStr, &delimiter); //An der Stelle von dem ersten Plus wird ein NULL (Stringende) gesetzt |
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while (token != NULL) { |
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formulaRef->inputNumbers[numPos] = atof(token); // String zu double konvertiert |
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numPos++; |
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@ -84,9 +84,9 @@ char* getNumbers(char* formulaString, int length, calc_op* formulaRef){ //proces |
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} |
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} |
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void showStruct(calc_op* formulaRef){ |
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printf("\nBerechnung: %s\n", formulaRef->formular); |
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switch (formulaRef->functionsType) { |
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void showStruct(calc_op* formRef){ |
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printf("\nBerechnung: %s\n", formRef->formular); |
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switch (formRef->functionsType) { |
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case opAdd: |
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printf("Rechenoperation: Addition\n"); break; |
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case opSub: |
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@ -99,8 +99,8 @@ void showStruct(calc_op* formulaRef){ |
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printf("Fehler bei Auswahl der Rechenoperationen \n"); |
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} |
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printf("Calculation Variables:\n"); |
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for (int arrayCount = 0; arrayCount < formulaRef->arrayLength; ++arrayCount) { |
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printf("Array[%i] = %f\n", arrayCount, formulaRef->inputNumbers[arrayCount]); |
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for (int arrayCount = 0; arrayCount < formRef->arrayLength; ++arrayCount) { |
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printf("Array[%i] = %f\n", arrayCount, formRef->inputNumbers[arrayCount]); |
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} |
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printf("Result: %f\n", formulaRef->result); |
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printf("Result: %f\n", formRef->result); |
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} |