[app] Nicer app

app/app.cpp

@@ -7,15 +7,24 @@ extern "C" {
 #include <poincare.h>
 
 void ion_app() {
-
   KDDrawString("Hello, world!", (KDPoint){.x = 10, .y = 10});
 
   char input[255];
 
+#if 0
+  while (1) {
+    for (int i =0; i<24;i++) {
+      input[i] = ion_getchar();
+      input[i+1] = 0;
+      KDDrawString(input, (KDPoint){.x = 0, .y = 0});
+    }
+  }
+#endif
+
   int index = 0;
   while (1) {
     char character = ion_getchar();
-    if (character == '.') {
+    if (character == 'X') {
       input[index] = 0;
       index = 0;
       Expression * e = Expression::parse(input);
@@ -26,16 +35,16 @@ void ion_app() {
       //FIXME delete e;
     } else {
       if (index == 0) {
-        KDFillRect((KDRect){
-            .x = 0,
-            .y = 0,
-            .width = 160,
-            .height = 160},
-            0x00);
+        KDRect r;
+        r.x = 0;
+        r.y = 0;
+        r.width = 160;
+        r.height = 160;
+        KDFillRect(r, 0x00);
       }
       input[index++] = character;
       input[index] = 0;
-      KDDrawString(input, (KDPoint){.x = 40, .y = 40});
+      KDDrawString(input, KDPointZero);
     }
   }
 }