added code for fox in testapp

work by @finnpauls, @eljojo and @zucaritask

Author: eljojo

testapp/fox.c

@@ -0,0 +1,92 @@
+/*
+ * Copyright 2015 team rad1o
+ *
+ */
+
+#include <unistd.h>
+
+#include <rad1olib/setup.h>
+#include <r0ketlib/display.h>
+#include <r0ketlib/print.h>
+#include <r0ketlib/itoa.h>
+#include <r0ketlib/keyin.h>
+#include <r0ketlib/menu.h>
+#include <r0ketlib/select.h>
+#include <r0ketlib/image.h>
+#include <fatfs/ff.h>
+#include <r0ketlib/fs_util.h>
+
+// # from LED
+#include <rad1olib/pins.h>
+#include <libopencm3/lpc43xx/adc.h>
+
+void show_menu() {
+	lcdClear();
+	lcdPrintln("Super Image");
+	lcdPrintln("up:  view file");
+	lcdPrintln("down: choose second image");
+	lcdPrintln("right: start the loop!");
+	lcdDisplay();
+}
+
+//# MENU img
+void fox_menu() {
+	char filename[FLEN];
+	char filename2[FLEN];
+	FATFS FatFs;
+	FRESULT res;
+	int so=58;
+
+	show_menu();
+
+	getInputWaitRelease();
+
+	SETUPadc(LED4);
+	while(1){
+		switch(getInputWaitRepeat()){
+			case BTN_UP:
+				getInputWaitRelease();
+				if(selectFile(filename,"LCD")<0){
+					lcdPrintln("Select ERROR");
+					lcdDisplay();
+					getInputWait();
+					return;
+				};
+
+				show_menu();
+				// lcdShowImageFile(filename);
+				break;
+			case BTN_DOWN:
+				getInputWaitRelease();
+				if(selectFile(filename2,"LCD")<0){
+					lcdPrintln("Select ERROR");
+					lcdDisplay();
+					getInputWait();
+					return;
+				};
+				show_menu();
+				break;
+			case BTN_LEFT:
+				break;
+			case BTN_RIGHT:
+				while(getInput() != BTN_LEFT) {
+					if(adc_get_single(ADC0,ADC_CR_CH6)*2*330/1023 > 210) {
+						lcdShowImageFile(filename);
+						// lcdPrintln("HIGH");
+						// lcdDisplay();
+					} else {
+						lcdShowImageFile(filename2);
+						// lcdPrintln("LOW");
+						// lcdDisplay();
+					}
+				}
+				show_menu();
+				break;
+			case BTN_ENTER:
+				lcd_select();
+				lcdWrite(TYPE_CMD,0x3a); lcdWrite(TYPE_DATA,2);
+				lcd_deselect();
+				return;
+		};
+	};
+};