1 files changed, 176 insertions, 0 deletions
diff --git a/letters.go b/letters.go
new file mode 100644
index 0000000..c62cfa4
--- /dev/null
+++ b/letters.go
@@ -0,0 +1,176 @@
+package main
+import (
+	"fmt"
+	"bufio"
+	"os"
+	"io/ioutil"
+	"errors"
+	"strconv"
+)
+type runedata struct {
+	Field [5][5]bool;
+}
+func errc (err error) {
+	if err != nil {
+		panic(err);
+	}
+}
+var charA runedata;
+func getrunedata (rrune rune)(rrunedata runedata, err error){
+	tmpstring := strconv.Itoa(int(rrune));
+	_, err = os.Stat("/home/knolax/go/src/letters/chardata/" +tmpstring);
+	if os.IsNotExist(err) {
+		tmpstring = strconv.Itoa(int('#'));
+		err = errors.New("runedata not found");
+	} else {
+		err = nil;
+	}
+	var tmpbytes []byte;
+	tmpbytes ,err = ioutil.ReadFile("/home/knolax/go/src/chardata/"+tmpstring);
+	errc(err);
+	tmpstring = string(tmpbytes);
+	var i = 0;
+	var v = 0;
+	var n = 0;
+	for i < len(rrunedata.Field) {
+		v = 0;
+		for v < len(rrunedata.Field[i]) {
+			if n < len(tmpstring) {
+				if tmpstring[n] == '1' {
+					rrunedata.Field[i][v] = true;
+					v++;
+				} else {
+					if tmpstring[n] == '0' {
+						rrunedata.Field[i][v] = false;
+						v++;
+					}
+				}
+			} else {
+				err = errors.New("runedata too short");
+				return rrunedata, err;
+			}
+			n++;
+		}
+		i++;
+	}
+	return rrunedata, err;
+
+}
+func getcolor (fcolor rune , bcolor rune) (rfcolor , rbcolor []rune, err error){
+	rfcolor = []rune{'\033','[','3'};
+	rbcolor = []rune{'\033','[','4'};
+	rfcolor = append(rfcolor,fcolor);
+	rbcolor = append(rbcolor,bcolor);
+	rfcolor = append(rfcolor,'m');
+	rbcolor = append(rbcolor,'m');
+	return rfcolor , rbcolor , nil;
+}
+func charadd (rchar rune ,fcolor rune, bcolor rune) (err error) {
+	var rrunedata runedata;
+	rrunedata , err = getrunedata(rchar);
+	if (err != nil) && (err != errors.New("runedata too short")) {
+	} else {
+		errc(err);
+	}
+	var i = 0;
+	var v = 0;
+	frune , brune , err := getcolor(fcolor,bcolor);
+	errc(err);
+	for i < len(outp) {
+		outp[i] = append(outp[i],frune...);
+		outp[i] = append(outp[i],brune...);
+		v = 0;
+		for v < len(rrunedata.Field[i]) {
+			if rrunedata.Field[i][v] {
+				outp[i] = append(outp[i],'_');
+				outp[i] = append(outp[i],'/');
+			} else {
+				outp[i] = append(outp[i],' ');
+				outp[i] = append(outp[i],' ');
+			}
+			v++;
+		}
+		outp[i] = append(outp[i],' ');
+		outp[i] = append(outp[i],' ');
+		i++;
+	}
+	err = nil;
+	return err;
+}
+var outp [5][]rune;
+var inp []rune;
+func inito () () {
+	var v = len(outp);
+	var i = 0;
+	var n = 0;
+	for i < v {
+		n = 0;
+		for n < (v-i-1) {
+			outp[i] = append(outp[i],' ');
+			n++;
+		}
+		i++;
+	}
+
+}
+func main () () {
+	var err error;
+	var frune rune = '9';
+	var brune rune = '9';
+	inito();
+	inpreader := bufio.NewReader(os.Stdin);
+	fmt.Println("%[0-9] for foreground color, $[0-9] for background color, / to replace using $9%9 returns the terminal to defaults");
+	var trune rune ;
+	trune , _ ,_ = inpreader.ReadRune()
+	for trune != '\n' {
+		inp = append(inp,trune);
+		trune , _ ,_ = inpreader.ReadRune();
+	}
+	var i = 0;
+	for i < len(inp) {
+		if inp[i] != '[' {
+
+			switch inp[i] {
+				case '%':
+					i++;
+					if (inp[i] <= '9') && (inp[i] >= '0') {
+						frune = inp[i];
+						fmt.Println("setting foreground color %c",inp[i]);
+					}
+				break;
+				case '$':
+					i++;
+					if (inp[i] <= '9') && (inp[i] >= '0') {
+						brune = inp[i];
+						fmt.Println("setting background color %c",inp[i]);
+					}
+				break;
+				default :
+					err = charadd(inp[i],frune,brune);
+					errc(err);
+				break;
+			}
+		} else {
+			i++;
+			err = charadd(inp[i],frune,brune);
+			errc(err);
+		}
+		i++;
+	}
+	i = 0;
+	var v = 0;
+	var tmpstring string;
+	for i < len(outp) {
+		v = 0;
+		for v < len(outp[i]) {
+			fmt.Printf("%c",outp[i][v]);
+			v++;
+		}
+		tmpstring = tmpstring + string(outp[i]);
+		tmpstring = tmpstring + "\n";
+		fmt.Printf("\n");
+		i++;
+	}
+	err = ioutil.WriteFile(string(inp),[]byte(tmpstring),0777);
+	errc(err);
+}