Diff: SDcard.h

Revision:

0:cba7494d5dff

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SDcard.h	Thu May 05 13:33:38 2016 +0000
@@ -0,0 +1,110 @@
+/**
+@file SDcard.h
+@brief The header file containing functions for the SDcard.
+@brief Revision 9.9.
+@author Jacob Markl
+@date   May 2016
+*/
+
+#ifndef SDcard_H
+#define SDcard_H
+
+#include "SDFileSystem.h"
+#include "Main.h"
+#include "Variables.h"
+#include "Main.h"
+
+FILE *topscore;
+FILE *song;
+std::vector<float> g_musicarray;
+using namespace std;
+
+
+/**
+checks if the top score file exists, if it does then it closes the file and removes it
+if the file does not exist it creates a new file, writes it blank and closes it.
+*/
+void clearsd()
+{
+    topscore = fopen("/sd/topscore.txt", "r");
+    if (topscore != NULL) {
+        fclose(topscore);
+        remove("/sd/topscore.txt");
+    }
+    topscore = fopen("/sd/topscore.txt", "w");
+    fprintf(topscore, "0,0,0");
+    fclose(topscore);
+}
+
+/**
+writes a topscore file, fills it with the g_topscore array and closes it.
+*/
+void writesd()
+{
+
+    topscore = fopen("/sd/topscore.txt", "w");
+    if (topscore!=NULL) {
+        fprintf(topscore, "%d,%d,%d",g_topscores[0],g_topscores[1],g_topscores[2]);
+        fclose(topscore);
+    }
+
+}
+/**
+clears the g_musicarray
+reads the song stored on the sd card and stores it in the g_musicarray if the song file exists
+if the song does not exist then it stores the g_songdefault in the g_musicarray
+*/
+void readsong()
+{
+
+    song = fopen("/sd/song.txt", "r");
+    if (song==NULL) {
+        song = fopen("/sd/song.txt", "r");
+    }
+    g_musicarray.clear();
+    if (song==NULL) {
+        for (int y = 0; y < (((sizeof(g_songdefault))/(sizeof(g_songdefault[0])))-1) ; y++) {
+            g_musicarray.push_back(g_songdefault[y]);
+        }
+    } else {
+        int i = 0;
+        float note=0;
+        while (fscanf(song, "%f,",&note) != EOF) {
+            g_musicarray.push_back(note);
+            i++;
+        }
+        fclose(song);
+    }
+
+}
+/**
+reads from the sd card and store the high scores in the g_topscores array
+if the file does not exist, then write a new blank file
+*/
+void readsd()
+{
+    int value1;
+    int value2;
+    int value3;
+    topscore = fopen("/sd/topscore.txt", "r");
+    if (topscore==NULL) {
+        topscore = fopen("/sd/topscore.txt", "r");
+        if (topscore==NULL) {
+            writesd();
+        }
+    }
+    if (topscore!=NULL) {
+        fscanf(topscore, "%d,%d,%d",&value1,&value2,&value3);
+        g_topscores[0]=value1;
+        g_topscores[1]=value2;
+        g_topscores[2]=value3;
+        fclose(topscore);
+    }
+    else{
+         g_topscores[0]=0;
+        g_topscores[1]=0;
+        g_topscores[2]=0;
+        }
+
+}
+#endif
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