//Read preferences from file
//Adapted from Marq's PETSCII editor

final String machinenames[] = {
    "C64",
    "C64M",
    "SPECTRUM",
    "MSX",
    "PLUS4",
    "PLUS4M",
    "CPC"
};
//a bit sad
final int g_machineidx[] = {
    C64,
    C64M,
    SPECTRUM,
    MSX,
    PLUS4,
    PLUS4M,
    CPC
};

void readprefs(String namn) {
    String row[] = loadStrings(namn);

    if (row == null)
        return;

    for (int i = 0; i < row.length; i++) // Parse each line
    {
        if (row[i].length() > 1) {
            String s[] = split(row[i], "=");

            if (s[0].equals("ZOOM")) {
                g_uizoom = int(s[1]);
                if (g_uizoom < 1) g_uizoom = 2;
                if (g_uizoom > 3) g_uizoom = 2;
            }

            if (s[0].equals("MACHINE") && s.length > 1) {
                for (int j = 0; j < machinenames.length; j++)
                    if (s[1].equals(machinenames[j]))
                        machine = g_machineidx[j];
            }

            if (s[0].equals("PATH") && s.length > 1) {
                path = s[1];
            }

            if (s[0].equals("KEYMACRO") && s.length > 1 && s.length < 80) {
                g_keymacro = s[1];
            }

            if (s[0].equals("PNGSCALE")) {
                g_omag = int(s[1]);
                if (g_omag < 1 || g_omag > 10) g_omag = 1;
            }

            if (s[0].equals("PNGHBORDER")) {
                g_bordh = int(s[1]);
                if (g_bordh < 1 || g_bordh > 256) g_bordh = 64;
            }

            if (s[0].equals("PNGVBORDER")) {
                g_bordv = int(s[1]);
                if (g_bordv < 1 || g_bordv > 256) g_bordv = 32;
            }

        }
    }
}