From 4600f1e55128df7e6376aba21a1363a43d50bf78 Mon Sep 17 00:00:00 2001 From: nanochess Date: Wed, 17 Feb 2021 17:45:25 -0600 Subject: [PATCH] Ported BANNER to Javascript --- 06 Banner/javascript/banner.html | 9 ++ 06 Banner/javascript/banner.js | 168 +++++++++++++++++++++++++++++++ 2 files changed, 177 insertions(+) create mode 100644 06 Banner/javascript/banner.html create mode 100644 06 Banner/javascript/banner.js diff --git a/06 Banner/javascript/banner.html b/06 Banner/javascript/banner.html new file mode 100644 index 00000000..62f1bca8 --- /dev/null +++ b/06 Banner/javascript/banner.html @@ -0,0 +1,9 @@ + + +BANNER + + +

+
+
+
diff --git a/06 Banner/javascript/banner.js b/06 Banner/javascript/banner.js
new file mode 100644
index 00000000..ca360487
--- /dev/null
+++ b/06 Banner/javascript/banner.js	
@@ -0,0 +1,168 @@
+// BANNER
+//
+// Converted from BASIC to Javascript by Oscar Toledo G. (nanochess)
+//
+
+function print(str)
+{
+    document.getElementById("output").appendChild(document.createTextNode(str));
+}
+
+function input()
+{
+    var input_element;
+    var input_str;
+    
+    return new Promise(function (resolve) {
+                       input_element = document.createElement("INPUT");
+                       
+                       print("? ");
+                       input_element.setAttribute("type", "text");
+                       input_element.setAttribute("length", "50");
+                       document.getElementById("output").appendChild(input_element);
+                       input_element.focus();
+                       input_str = undefined;
+                       input_element.addEventListener("keydown", function (event) {
+                                                      if (event.keyCode == 13) {
+                                                      input_str = input_element.value;
+                                                      document.getElementById("output").removeChild(input_element);
+                                                      print(input_str);
+                                                      print("\n");
+                                                      resolve(input_str);
+                                                      }
+                                                      });
+                       });
+}
+
+function tab(space)
+{
+    var str = "";
+    while (space-- > 0)
+        str += " ";
+    return str;
+}
+
+var letters = [" ",0,0,0,0,0,0,0,
+               "A",505,37,35,34,35,37,505,
+               "G",125,131,258,258,290,163,101,
+               "E",512,274,274,274,274,258,258,
+               "T",2,2,2,512,2,2,2,
+               "W",256,257,129,65,129,257,256,
+               "L",512,257,257,257,257,257,257,
+               "S",69,139,274,274,274,163,69,
+               "O",125,131,258,258,258,131,125,
+               "N",512,7,9,17,33,193,512,
+               "F",512,18,18,18,18,2,2,
+               "K",512,17,17,41,69,131,258,
+               "B",512,274,274,274,274,274,239,
+               "D",512,258,258,258,258,131,125,
+               "H",512,17,17,17,17,17,512,
+               "M",512,7,13,25,13,7,512,
+               "?",5,3,2,354,18,11,5,
+               "U",128,129,257,257,257,129,128,
+               "R",512,18,18,50,82,146,271,
+               "P",512,18,18,18,18,18,15,
+               "Q",125,131,258,258,322,131,381,
+               "Y",8,9,17,481,17,9,8,
+               "V",64,65,129,257,129,65,64,
+               "X",388,69,41,17,41,69,388,
+               "Z",386,322,290,274,266,262,260,
+               "I",258,258,258,512,258,258,258,
+               "C",125,131,258,258,258,131,69,
+               "J",65,129,257,257,257,129,128,
+               "1",0,0,261,259,512,257,257,
+               "2",261,387,322,290,274,267,261,
+               "*",69,41,17,512,17,41,69,
+               "3",66,130,258,274,266,150,100,
+               "4",33,49,41,37,35,512,33,
+               "5",160,274,274,274,274,274,226,
+               "6",194,291,293,297,305,289,193,
+               "7",258,130,66,34,18,10,8,
+               "8",69,171,274,274,274,171,69,
+               "9",263,138,74,42,26,10,7,
+               "=",41,41,41,41,41,41,41,
+               "!",1,1,1,384,1,1,1,
+               "0",57,69,131,258,131,69,57,
+               ".",1,1,129,449,129,1,1];
+
+f = [];
+j = [];
+s = [];
+
+// Main program
+async function main()
+{
+    print("HORIZONTAL");
+    x = parseInt(await input());
+    print("VERTICAL");
+    y = parseInt(await input());
+    print("CENTERED");
+    ls = await input();
+    g1 = 0;
+    if (ls > "P")
+        g1 = 1;
+    print("CHARACTER (TYPE 'ALL' IF YOU WANT CHARACTER BEING PRINTED)");
+    ms = await input();
+    print("STATEMENT");
+    as = await input();
+    print("SET PAGE");	// This means to prepare printer, just press Enter
+    os = await input();
+    
+    for (t = 0; t < as.length; t++) {
+        ps = as.substr(t, 1);
+        for (o = 0; o < 50 * 8; o += 8) {
+            if (letters[o] == ps) {
+                for (u = 1; u <= 7; u++)
+                    s[u] = letters[o + u];
+                break;
+            }
+        }
+        if (o == 50 * 8) {
+            ps = " ";
+            o = 0;
+        }
+//      print("Doing " + o + "\n");
+        if (o == 0) {
+            for (h = 1; h <= 7 * x; h++)
+                print("\n");
+        } else {
+            xs = ms;
+            if (ms == "ALL")
+                xs = ps;
+            for (u = 1; u <= 7; u++) {
+                // An inefficient way of extracting bits
+                // but good enough in BASIC because there
+                // aren't bit shifting operators.
+                for (k = 8; k >= 0; k--) {
+                    if (Math.pow(2, k) >= s[u]) {
+                        j[9 - k] = 0;
+                    } else {
+                        j[9 - k] = 1;
+                        s[u] -= Math.pow(2, k);
+                        if (s[u] == 1) {
+                            f[u] = 9 - k;
+                            break;
+                        }
+                    }
+                }
+                for (t1 = 1; t1 <= x; t1++) {
+                    str = tab((63 - 4.5 * y) * g1 / xs.length + 1);
+                    for (b = 1; b <= f[u]; b++) {
+                        if (j[b] == 0) {
+                            for (i = 1; i <= y; i++)
+                                str += tab(xs.length);
+                        } else {
+                            for (i = 1; i <= y; i++)
+                                str += xs;
+                        }
+                    }
+                    print(str + "\n");	
+                }
+            }
+            for (h = 1; h <= 2 * x; h++) 
+                print("\n");
+        }
+    }    
+}
+
+main();