Shinji Tadenuma
日本語表示に対応したRSSヘッドラインリーダです。 詳細は、エレキジャックWebをご参照ください。
Dependencies: EthernetNetIf NTPClient_NetServices TextLCD mbed HTTPClient
Diff: main.cpp
- Revision:
- 0:0936e2c7769b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Apr 05 02:57:16 2012 +0000
@@ -0,0 +1,241 @@
+#include "mbed.h"
+#include "EthernetNetIf.h"
+#include "HTTPClient.h"
+#include "NTPClient.h"
+
+#define RSS1M "CQ Interface>"
+#define RSS1 "http://www.kumikomi.net/interface/atom.xml"
+#define RSS2M "Sports Topic>"
+#define RSS2 "http://news.goo.ne.jp/news/rss/topics/sports/index.rdf"
+#define RSS3M "Make:Japan >"
+#define RSS3 "http://jp.makezine.com/blog/index.xml"
+#define RSS4M "Weather NEWS>"
+#define RSS4 "http://feeds.feedburner.jp/hitokuchi_4410"
+
+Ticker rss_img; // For RSS animation
+
+DigitalIn sw1(p17);
+DigitalIn sw2(p19);
+DigitalIn sw3(p20);
+DigitalIn sw4(p21);
+
+int img = 26; // animate img 26-29
+int rss_no = 0;
+
+Serial pc(USBTX, USBRX); // tx, rx
+Serial lcd(p9, p10); // tx, rx
+
+EthernetNetIf eth;
+HTTPClient http;
+NTPClient ntp;
+
+LocalFileSystem local("local");
+HTTPResult result;
+bool completed = false;
+
+//* HTTP request callback ******************************************
+void request_callback(HTTPResult r)
+{
+ result = r;
+ completed = true;
+}
+
+//* animate RSS icon ***********************************************
+void animate ()
+{
+ img++;
+ if (img > 29) img = 26;
+ lcd.printf("\x1b@%d;0;30;64I",img);
+}
+
+//* Display menu ****************************************************
+void menu ()
+{
+ lcd.printf("\x1b@20;0I"); // Display Openning
+ lcd.printf("\x1b[1;24H"); //
+ lcd.printf(RSS1M); //
+ lcd.printf("\x1b[5;24H"); //
+ lcd.printf(RSS2M); //
+ lcd.printf("\x1b[9;24H"); //
+ lcd.printf(RSS3M); //
+ lcd.printf("\x1b[13;24H"); //
+ lcd.printf(RSS4M); //
+
+}
+
+//* Blink selected Item *********************************************
+void select(int rss)
+{
+ for (int i=0;i<=3;i++)
+ {
+ lcd.printf("\x1b@25;0;180;%dI", ((rss-1)*64)+14);
+ wait_ms(100);
+ lcd.printf("\x1b@0;0;133;20;180;%d;0z", ((rss-1)*64)+14);
+ wait_ms(50);
+ }
+ lcd.printf("\x1b@25;0;180;%dI", ((rss-1)*64)+14);
+}
+
+//****************************************************************************
+//* M A I N
+//****************************************************************************
+int main() {
+
+ int color = 0;
+ int flag = 0;
+ int count = 0;
+ char c;
+ char buffer[100];
+ char BigBuf[512 + 1] = {0};
+
+ // Init SW
+ sw1.mode(PullUp);
+ sw2.mode(PullUp);
+ sw3.mode(PullUp);
+ sw4.mode(PullUp);
+
+ // Set lcd baudrate
+ lcd.printf("\x1b@14Z"); // 57600bps
+ lcd.baud(57600);
+
+ lcd.printf("\x1b@80Z"); // Set Curser off
+ lcd.printf("\x1b@0Z"); // clear all
+ lcd.printf("\x1b@30Z"); // set buffer 0
+ lcd.printf("\x1b[1;23;m"); // bold;white
+
+ // Display gend Get menu ********************************
+ menu();
+ while ( rss_no == 0)
+ {
+ if (sw1 == 0 ) {rss_no = 1; select(1);}
+ if (sw2 == 0 ) {rss_no = 2; select(2);}
+ if (sw3 == 0 ) {rss_no = 3; select(3);}
+ if (sw4 == 0 ) {rss_no = 4; select(4);}
+ }
+
+
+ rss_img.attach(&animate, 0.3); // the address of the function to be attached (flip) and the interval (2 seconds)
+ EthernetErr ethErr = eth.setup();
+ if(ethErr)
+ {
+ lcd.printf("Error %d in setup.\n\r", ethErr);
+ return -1;
+ }
+
+ rss_img.detach();
+
+ lcd.printf("\x1b[1;19;4;m"); //Set char to Blue
+ lcd.printf("\x1b@21;0I"); // Dsiaplay backGround
+ lcd.printf("\x1b[*"); // Claer all char and set curser to HP
+
+ // Set UTF8
+ lcd.printf("\x1b@21Z"); // Not CR/LF
+ lcd.printf("\x1b[4;0H"); // Set Cuser to LINE 4
+ lcd.printf("\x1b@3Z"); // Set Char code to UTF-8
+
+ HTTPStream stream;
+
+ completed=false;
+
+ stream.readNext((byte*)BigBuf, 512); //Point to buffer for the first read
+
+ if (rss_no == 1)
+ {
+// lcd.printf("%s ...\n\r", RSS1);
+ HTTPResult r = http.get(RSS1, &stream, request_callback);
+ }
+ if (rss_no == 2)
+ {
+// lcd.printf("%s ...\n\r", RSS2);
+ HTTPResult r = http.get(RSS2, &stream, request_callback);
+ }
+ if (rss_no == 3)
+ {
+// lcd.printf("%s ...\n\r", RSS3);
+ HTTPResult r = http.get(RSS3, &stream, request_callback);
+ }
+ if (rss_no == 4)
+ {
+// lcd.printf("%s ...\n\r", RSS4);
+ HTTPResult r = http.get(RSS4, &stream, request_callback);
+ }
+ rss_no = 0;
+
+ FILE *fp = fopen("/local/out.txt", "w"); // Open "out.txt" on the local file system for writing
+ while(!completed)
+ {
+ Net::poll(); //Polls the Networking stack
+ if(stream.readable())
+ {
+ BigBuf[stream.readLen()] = 0; //Transform this buffer in a zero-terminated char* string
+ fprintf(fp,BigBuf);
+ //Note: some servers do not like if you throttle them too much, so printf'ing during a request is generally bad practice
+ stream.readNext((byte*)BigBuf, 512); //Buffer has been read, now we can put more data in it
+ }
+ }
+ fclose(fp);
+
+ fp = fopen( "/local/out.txt", "r");
+
+ if (fp==NULL) printf ("Error opening file");
+ else
+ {
+ do
+ {
+ c = fgetc (fp);
+ if (c == '<')
+ {
+ c = fgetc(fp);
+ if(c == 't')
+ {
+ c = fgetc(fp);
+ if(c == 'i')
+ {
+ c = fgetc(fp);
+ if(c == 't')
+ {
+ c = fgetc(fp);
+ if( c == 'l')
+ {
+ c = fgetc(fp);
+ if( c == 'e')
+ {
+ c = fgetc(fp);
+ if(c == '>')
+ {
+ count++;
+ if((count >=1) && (count <=10))
+ {
+ if(count == 11) break;
+ int i = 0;
+ c = fgetc(fp);
+ while(c != '<')
+ {
+ buffer[i] = c;
+ i++;
+ c = fgetc(fp);
+ }
+ buffer[i] = '\0';
+ lcd.printf("%s\n\r",buffer);
+ if (color == 0)
+ { lcd.printf("\x1b[29;23;24m"); //Set char to BLUE
+ color = 1;
+ } else {
+ lcd.printf("\x1b[29;18;24m"); //Set char to RED
+ color = 0;
+ }
+
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ while (count <= 11);
+ fclose (fp);
+ } // END OF else
+
+} // END OF main