51 lines
1.3 KiB
Vala
51 lines
1.3 KiB
Vala
using Gdk;
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[CCode (cheader_filename = "qrencode.h")]
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namespace Qrencode {
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[CCode (cname = "QRecLevel", cprefix = "QR_ECLEVEL_")]
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public enum ECLevel {
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L,
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M,
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Q,
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H
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}
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[CCode (cname = "QRencodeMode", cprefix = "QR_MODE_")]
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public enum EncodeMode {
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NUL,
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NUM,
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AN,
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[CCode (cname = "QR_MODE_8")]
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EIGHT_BIT,
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KANJI,
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STRUCTURE,
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ECI,
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FNC1FIRST,
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FNC1SECOND
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}
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[CCode (cname = "QRcode", free_function = "QRcode_free", has_type_id = false)]
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[Compact]
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public class QRcode {
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private int version;
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private int width;
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[CCode (array_length = false)]
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private uint8[] data;
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[CCode (cname = "QRcode_encodeString")]
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public QRcode (string str, int version = 0, ECLevel level = ECLevel.L, EncodeMode hint = EncodeMode.EIGHT_BIT, bool casesensitive = true);
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public Pixbuf to_pixbuf() {
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uint8[] bitmap = new uint8[3*width*width];
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for (int i = 0; i < width*width; i++) {
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uint8 color = (data[i] & 1) == 1 ? 0 : 255;
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bitmap[i*3] = color;
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bitmap[i*3+1] = color;
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bitmap[i*3+2] = color;
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}
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return new Pixbuf.from_data(bitmap, Colorspace.RGB, false, 8, width, width, width*3);
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}
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}
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}
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