Diff: ui/ui.cpp

Revision:

0:434fd09723be

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/ui.cpp	Tue Aug 07 10:25:53 2012 +0000
@@ -0,0 +1,103 @@
+
+#include "ui.h"
+#include <iostream>
+#include "system.h"
+
+UI::UI() :
+        tUI(printtw,this,osPriorityNormal,2048) {
+    newdataflags = 0;
+    for (int i = 0; i < NUMIDS; i++) {
+        idlist[i] = 0;
+        buffarr[i] = 0;
+    }
+
+}
+
+bool UI::regid(char id, unsigned int length) {
+
+    //check if the id is already taken
+    if (id < NUMIDS && !idlist[id]) {
+        idlist[id] = length;
+        buffarr[id] = new float[length];
+        return true;
+    } else
+        return false;
+}
+
+bool UI::updateval(char id, float* buffer, unsigned int length) {
+    
+    //check if the id is registered, and has buffer of correct length
+    if (id < NUMIDS && idlist[id] == length && buffarr[id] && !(newdataflags & (1<<id))) {
+        for (int i = 0; i < length; i++)
+            buffarr[id][i] = buffer[i];
+        newdataflags |= (1<<id);
+        return true;
+    } else{
+        return false;
+    }
+}
+
+bool UI::updateval(char id, float value) {
+
+    //check if the id is registered, and the old value has been written
+    if (id < NUMIDS && idlist[id] == 1 && buffarr[id] && !(newdataflags & (1<<id))) {
+        buffarr[id][0] = value;
+        newdataflags |= (1<<id);
+        return true;
+    } else
+        return false;
+
+}
+
+bool UI::unregid(char id) {
+    if (id < NUMIDS) {
+        idlist[id] = 0;
+        if (buffarr[id])
+            delete buffarr[id];
+        return true;
+    } else
+        return false;
+}
+
+void UI::printloop() {
+
+#ifdef UION
+    Thread::wait(3500);
+#else
+    Thread::wait(osWaitForever);
+#endif
+
+    char* sync = "ABCD";
+    std::cout.write(sync, 4);
+    //std::cout.flush();
+    std::cout << std::endl;
+    //printf("\r\n");
+
+    while (1) {
+    
+        OLED3 = !OLED3;
+    
+        //send number of packets
+        char numtosend = 0;
+        for (int id = 0; id < NUMIDS; id++)
+            if (newdataflags & (1<<id))
+                numtosend++;
+                
+        std::cout.put(numtosend);
+
+        //send packets
+        for (char id = 0; id < NUMIDS; id++) {
+            if (newdataflags & (1<<id)) {
+                std::cout.put(id);
+                std::cout.write((char*)buffarr[id], idlist[id] * sizeof(float));
+                newdataflags &= ~(1<<id);
+            }
+        }
+        
+        std::cout << std::endl;
+        //std::cout.flush();
+        Thread::wait(200);
+    }
+
+}
+