string ofxExecute(string cmd) {
string result;
char line[130];
FILE *fp = popen(cmd.c_str(), "r");
while (fgets( line, sizeof line, fp)) result += line;
pclose(fp);
return ofxTrimString(result);
}
string ofxUrlToSafeLocalPath(string url) {
string filename = url;
filename = ofToLower(filename);
filename = ofxTrimString(filename);
filename = ofxReplaceString(filename, "http://", "");
filename = ofxReplaceString(filename, "/", "-");
filename = ofxReplaceString(filename, " ", "_");
filename = ofxReplaceString(filename, ":", ".");
//filename = "images/"+filename;
return filename;
}
string ofxGetSerialString(ofSerial &serial, char until) {
static string str;
stringstream ss;
char ch;
int ttl=1000;
while ((ch=serial.readByte())>0 && ttl-->0 && ch!=until) {
ss << ch;
}
str+=ss.str();
if (ch==until) {
string tmp=str;
str="";
return ofxTrimString(tmp);
} else {
return "";
}
}
//--------------------------------------------------------------
void ofApp::update(){
if(server.isConnected() && server.getNumClients() > 0) {
string response = ofxTrimString(server.receive(0));
if(response.length() > 0) {
cout << "Receive: " << response << endl;
unsigned char* chars = (unsigned char*) response.c_str(); // cast from string to unsigned char*
int length = response.length();
serial.writeBytes(chars,length);
money += (ofToFloat(response)*0.25);
}
}
if(displayMoney < money) {
displayMoney += 0.01;
}
}
