Class: Magick::Image::Info

Inherits:
Object
  • Object
show all
Defined in:
ext/RMagick/rmmain.cpp

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2418

VALUE
Info_initialize(VALUE self)
{
    if (rb_block_given_p())
    {
        rb_yield(self);
    }
    return self;
}

Instance Method Details

#[](*args) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 260

VALUE
Info_aref(int argc, VALUE *argv, VALUE self)
{
    Info *info;
    char *format_p, *key_p;
    size_t format_l, key_l;
    const char *value;
    char fkey[MaxTextExtent];

    switch (argc)
    {
        case 2:
            format_p = rm_str2cstr(&argv[0], &format_l);
            key_p = rm_str2cstr(&argv[1], &key_l);
            if (format_l > MAX_FORMAT_LEN || format_l + key_l > MaxTextExtent-1)
            {
                rb_raise(rb_eArgError, "can't reference %.60s:%.1024s - too long", format_p, key_p);
            }

            snprintf(fkey, sizeof(fkey), "%.60s:%.*s", format_p, (int)(MaxTextExtent-61), key_p);
            break;

        case 1:
            strlcpy(fkey, StringValueCStr(argv[0]), sizeof(fkey));
            break;

        default:
            rb_raise(rb_eArgError, "wrong number of arguments (%d for 1 or 2)", argc);
            break;

    }

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    value = GetImageOption(info, fkey);
    if (!value)
    {
        return Qnil;
    }

    return rb_str_new2(value);
}

#[]=(*args) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 322

VALUE
Info_aset(int argc, VALUE *argv, VALUE self)
{
    Info *info;
    VALUE value;
    char *format_p, *key_p, *value_p = NULL;
    size_t format_l, key_l;
    char ckey[MaxTextExtent];

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    switch (argc)
    {
        case 3:
            format_p = rm_str2cstr(&argv[0], &format_l);
            key_p = rm_str2cstr(&argv[1], &key_l);

            if (format_l > MAX_FORMAT_LEN || format_l+key_l > MaxTextExtent-1)
            {
                rb_raise(rb_eArgError, "%.60s:%.1024s not defined - too long", format_p, key_p);
            }

            snprintf(ckey, sizeof(ckey), "%.60s:%.*s", format_p, (int)(sizeof(ckey)-MAX_FORMAT_LEN), key_p);

            value = argv[2];
            break;

        case 2:
            strlcpy(ckey, StringValueCStr(argv[0]), sizeof(ckey));

            value = argv[1];
            break;

        default:
            rb_raise(rb_eArgError, "wrong number of arguments (%d for 2 or 3)", argc);
            break;
    }

    if (NIL_P(value))
    {
        DeleteImageOption(info, ckey);
    }
    else
    {
        unsigned int okay;

        /* Allow any argument that supports to_s */
        value = rb_String(value);
        value_p = StringValueCStr(value);

        okay = SetImageOption(info, ckey, value_p);
        if (!okay)
        {
            rb_warn("`%s' not defined - SetImageOption failed.", ckey);
            return Qnil;
        }
    }

    RB_GC_GUARD(value);

    return self;
}

#antialias ⇒ Boolean

Get antialias value

Returns:

  • (Boolean) —

    true if antialias is enabled



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# File 'ext/RMagick/rminfo.cpp', line 223

VALUE
Info_antialias(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, antialias, boolean, &rm_info_data_type);
}

#antialias=(val) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 235

VALUE
Info_antialias_eq(VALUE self, VALUE val)
{
    IMPLEMENT_TYPED_ATTR_WRITER(Info, antialias, boolean, &rm_info_data_type);
}

#attenuate ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 391

VALUE
Info_attenuate(VALUE self)
{
    return get_dbl_option(self, "attenuate");
}

#attenuate=(value) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 404

VALUE
Info_attenuate_eq(VALUE self, VALUE value)
{
    return set_dbl_option(self, "attenuate", value);
}

#authenticate ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 416

VALUE
Info_authenticate(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
#if defined(IMAGEMAGICK_7)
    return C_str_to_R_str(GetImageOption(info, "authenticate"));
#else
    return C_str_to_R_str(info->authenticate);
#endif
}

#authenticate=(passwd_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 436

VALUE
Info_authenticate_eq(VALUE self, VALUE passwd_arg)
{
    Info *info;
    char *passwd = NULL;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (!NIL_P(passwd_arg))
    {
        passwd = StringValueCStr(passwd_arg);
    }

#if defined(IMAGEMAGICK_7)
    if (passwd)
    {
        SetImageOption(info, "authenticate", passwd);
    }
    else
    {
        DeleteImageOption(info, "authenticate");
    }
#else
    if (info->authenticate)
    {
        magick_free(info->authenticate);
        info->authenticate = NULL;
    }
    if (passwd)
    {
        magick_clone_string(&info->authenticate, passwd);
    }
#endif

    return passwd_arg;
}

#background_color ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 480

VALUE
Info_background_color(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return rm_pixelcolor_to_color_name_info(info, &info->background_color);
}

#background_color=(bc_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 496

VALUE
Info_background_color_eq(VALUE self, VALUE bc_arg)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    Color_to_PixelColor(&info->background_color, bc_arg);

    return bc_arg;
}

#border_color ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 513

VALUE
Info_border_color(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return rm_pixelcolor_to_color_name_info(info, &info->border_color);
}

#border_color=(bc_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 528

VALUE
Info_border_color_eq(VALUE self, VALUE bc_arg)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    Color_to_PixelColor(&info->border_color, bc_arg);

    return bc_arg;
}

#caption ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 546

VALUE
Info_caption(VALUE self)
{
    return get_option(self, "caption");
}

#caption=(caption) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 560

VALUE
Info_caption_eq(VALUE self, VALUE caption)
{
    return set_option(self, "caption", caption);
}

#channel(*args) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 578

VALUE
Info_channel(int argc, VALUE *argv, VALUE self)
{
    Info *info;
    ChannelType channels;

    channels = extract_channels(&argc, argv);

    // Ensure all arguments consumed.
    if (argc > 0)
    {
        raise_ChannelType_error(argv[argc-1]);
    }

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    info->channel = channels;
    return self;
}

#colorspace ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 604

VALUE
Info_colorspace(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return ColorspaceType_find(info->colorspace);
}

#colorspace=(colorspace) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 619

VALUE
Info_colorspace_eq(VALUE self, VALUE colorspace)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    VALUE_TO_ENUM(colorspace, info->colorspace, ColorspaceType);
    return colorspace;
}

#comment ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 634

VALUE Info_comment(VALUE self)
{
    return get_option(self, "Comment");
}

#comment=(string) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 645

VALUE Info_comment_eq(VALUE self, VALUE string)
{
    return set_option(self, "Comment", string);
}

#compression ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 655

VALUE
Info_compression(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return CompressionType_find(info->compression);
}

#compression=(type) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 670

VALUE
Info_compression_eq(VALUE self, VALUE type)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    VALUE_TO_ENUM(type, info->compression, CompressionType);
    return type;
}

#define(*args) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 690

VALUE
Info_define(int argc, VALUE *argv, VALUE self)
{
    Info *info;
    char *format, *key;
    const char *value = "";
    size_t format_l, key_l;
    char ckey[100];
    unsigned int okay;
    VALUE fmt_arg;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    switch (argc)
    {
        case 3:
            /* Allow any argument that supports to_s */
            fmt_arg = rb_String(argv[2]);
            value = (const char *)StringValueCStr(fmt_arg);
        case 2:
            key = rm_str2cstr(&argv[1], &key_l);
            format = rm_str2cstr(&argv[0], &format_l);
            break;
        default:
            rb_raise(rb_eArgError, "wrong number of arguments (%d for 2 or 3)", argc);
    }

    if (2 + format_l + key_l > (long)sizeof(ckey))
    {
        rb_raise(rb_eArgError, "%.20s:%.20s not defined - format or key too long", format, key);
    }
    snprintf(ckey, sizeof(ckey), "%s:%s", format, key);

    DeleteImageOption(info, ckey);
    okay = SetImageOption(info, ckey, value);
    if (!okay)
    {
        rb_warn("%.20s=\"%.78s\" not defined - SetImageOption failed.", ckey, value);
        return Qnil;
    }

    RB_GC_GUARD(fmt_arg);

    return self;
}

#delay ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 741

VALUE
Info_delay(VALUE self)
{
    Info *info;
    const char *delay;
    char *p;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    delay = GetImageOption(info, "delay");
    if (delay)
    {
        long d;

        d = strtol(delay, &p, 10);
        if (*p != '\0')
        {
            rb_raise(rb_eRangeError, "failed to convert %s to Numeric", delay);
        }
        return LONG2NUM(d);
    }
    return Qnil;
}

#delay=(string) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 785

VALUE
Info_delay_eq(VALUE self, VALUE string)
{
    Info *info;
    int not_num;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (NIL_P(string))
    {
        DeleteImageOption(info, "delay");
    }
    else
    {
        char dstr[20];
        int delay;

        not_num = 0;
        rb_protect(arg_is_integer, string, &not_num);
        if (not_num)
        {
            rb_raise(rb_eTypeError, "failed to convert %s into Integer", rb_class2name(CLASS_OF(string)));
        }
        delay = NUM2INT(string);
        snprintf(dstr, sizeof(dstr), "%d", delay);
        SetImageOption(info, "delay", dstr);
    }
    return string;
}

#density ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 820

VALUE
Info_density(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, density, str, &rm_info_data_type);
}

#density=(density_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 833

VALUE
Info_density_eq(VALUE self, VALUE density_arg)
{
    Info *info;
    VALUE density;
    char *dens;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (NIL_P(density_arg))
    {
        magick_free(info->density);
        info->density = NULL;
        return density_arg;
    }

    density = rb_String(density_arg);
    dens = StringValueCStr(density);
    if (!IsGeometry(dens))
    {
        rb_raise(rb_eArgError, "invalid density geometry: %s", dens);
    }

    magick_clone_string(&info->density, dens);

    RB_GC_GUARD(density);

    return density_arg;
}

#depth ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 868

VALUE
Info_depth(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, depth, int, &rm_info_data_type);
}

#depth=(depth) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 880

VALUE
Info_depth_eq(VALUE self, VALUE depth)
{
    Info *info;
    unsigned long d;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    d = NUM2ULONG(depth);
    switch (d)
    {
        case 8:                     // always okay
#if MAGICKCORE_QUANTUM_DEPTH == 16 || MAGICKCORE_QUANTUM_DEPTH == 32 || MAGICKCORE_QUANTUM_DEPTH == 64
        case 16:
#if MAGICKCORE_QUANTUM_DEPTH == 32 || MAGICKCORE_QUANTUM_DEPTH == 64
        case 32:
#if MAGICKCORE_QUANTUM_DEPTH == 64
        case 64:
#endif
#endif
#endif
            break;
        default:
            rb_raise(rb_eArgError, "invalid depth (%lu)", d);
            break;
    }

    info->depth = d;
    return depth;
}

#dispose ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 963

VALUE
Info_dispose(VALUE self)
{
    Info *info;
    ID dispose_id;
    const char *dispose;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    dispose_id = rb_intern("UndefinedDispose");

    // Map the dispose option string to a DisposeType enumerator.
    dispose = GetImageOption(info, "dispose");
    if (dispose)
    {
        for (int x = 0; x < N_DISPOSE_OPTIONS; x++)
        {
            if (strcmp(dispose, Dispose_Option[x].string) == 0)
            {
                dispose_id = rb_intern(Dispose_Option[x].enum_name);
                break;
            }
        }
    }

    return rb_const_get(Module_Magick, dispose_id);
}

#dispose=(disp) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 997

VALUE
Info_dispose_eq(VALUE self, VALUE disp)
{
    Info *info;
    DisposeType dispose;
    const char *option;
    int x;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (NIL_P(disp))
    {
        DeleteImageOption(info, "dispose");
        return disp;
    }

    VALUE_TO_ENUM(disp, dispose, DisposeType);
    option = "Undefined";

    for (x = 0; x < N_DISPOSE_OPTIONS; x++)
    {
        if (dispose == Dispose_Option[x].enumerator)
        {
            option = Dispose_Option[x].string;
            break;
        }
    }

    SetImageOption(info, "dispose", option);
    return disp;
}

#dither ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1034

VALUE
Info_dither(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, dither, boolean, &rm_info_data_type);
}

#dither=(val) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1046

VALUE
Info_dither_eq(VALUE self, VALUE val)
{
    IMPLEMENT_TYPED_ATTR_WRITER(Info, dither, boolean, &rm_info_data_type);
}

#endian ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1058

VALUE
Info_endian(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return EndianType_find(info->endian);
}

#endian=(endian) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1074

VALUE
Info_endian_eq(VALUE self, VALUE endian)
{
    Info *info;
    EndianType type = UndefinedEndian;

    if (endian != Qnil)
    {
        VALUE_TO_ENUM(endian, type, EndianType);
    }

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    info->endian = type;
    return endian;
}

#extract ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1097

VALUE
Info_extract(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, extract, str, &rm_info_data_type);
}

#extract=(extract_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1110

VALUE
Info_extract_eq(VALUE self, VALUE extract_arg)
{
    Info *info;
    char *extr;
    VALUE extract;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (NIL_P(extract_arg))
    {
        magick_free(info->extract);
        info->extract = NULL;
        return extract_arg;
    }

    extract = rb_String(extract_arg);
    extr = StringValueCStr(extract);
    if (!IsGeometry(extr))
    {
        rb_raise(rb_eArgError, "invalid extract geometry: %s", extr);
    }

    magick_clone_string(&info->extract, extr);

    RB_GC_GUARD(extract);

    return extract_arg;
}

#filename ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1148

VALUE
Info_filename(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return rb_str_new2(info->filename);
}

#filename=(filename) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1165

VALUE
Info_filename_eq(VALUE self, VALUE filename)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    // Allow "nil" - remove current filename
    if (NIL_P(filename) || StringValueCStr(filename) == NULL)
    {
        info->filename[0] = '\0';
    }
    else
    {
        char *fname;

        // Otherwise copy in filename
        fname = StringValueCStr(filename);
        strlcpy(info->filename, fname, sizeof(info->filename));
    }
    return filename;
}

#fill ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1194

VALUE
Info_fill(VALUE self)
{
    return get_option(self, "fill");
}

#fill=(color) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1206

VALUE
Info_fill_eq(VALUE self, VALUE color)
{
    return set_color_option(self, "fill", color);
}

#font ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1218

VALUE
Info_font(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, font, str, &rm_info_data_type);
}

#font=(font_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1230

VALUE
Info_font_eq(VALUE self, VALUE font_arg)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    if (NIL_P(font_arg) || StringValueCStr(font_arg) == NULL)
    {
        magick_free(info->font);
        info->font = NULL;
    }
    else
    {
        char *font;

        font = StringValueCStr(font_arg);
        magick_clone_string(&info->font, font);
    }
    return font_arg;
}

#format ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1256

VALUE Info_format(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    if (*info->magick)
    {
        const MagickInfo *magick_info;
        ExceptionInfo *exception;

        exception = AcquireExceptionInfo();
        magick_info = GetMagickInfo(info->magick, exception);
        DestroyExceptionInfo(exception);

        return magick_info ? rb_str_new2(magick_info->name) : Qnil;
    }

    return Qnil;
}

#format=(magick) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1282

VALUE
Info_format_eq(VALUE self, VALUE magick)
{
    Info *info;
    const MagickInfo *m;
    char *mgk;
    ExceptionInfo *exception;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    mgk = StringValueCStr(magick);

    exception = AcquireExceptionInfo();
    m = GetMagickInfo(mgk, exception);
    CHECK_EXCEPTION();
    DestroyExceptionInfo(exception);

    if (!m)
    {
        rb_raise(rb_eArgError, "unknown format: %s", mgk);
    }

    strlcpy(info->magick, m->name, sizeof(info->magick));
    return magick;
}

#freeze ⇒ Object 



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# File 'ext/RMagick/rmutil.cpp', line 313

VALUE
rm_no_freeze(VALUE obj)
{
    rb_raise(rb_eTypeError, "can't freeze %s", rb_class2name(CLASS_OF(obj)));
}

#fuzz ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1314

VALUE
Info_fuzz(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, fuzz, dbl, &rm_info_data_type);
}

#fuzz=(fuzz) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1328

VALUE
Info_fuzz_eq(VALUE self, VALUE fuzz)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    info->fuzz = rm_fuzz_to_dbl(fuzz);
    return fuzz;
}

#gravity ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1394

VALUE Info_gravity(VALUE self)
{
    Info *info;
    const char *gravity;
    ID gravity_id;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    gravity_id = rb_intern("UndefinedGravity");

    // Map the gravity option string to a GravityType enumerator.
    gravity = GetImageOption(info, "gravity");
    if (gravity)
    {
        for (int x = 0; x < N_GRAVITY_OPTIONS; x++)
        {
            if (strcmp(gravity, Gravity_Option[x].string) == 0)
            {
                gravity_id = rb_intern(Gravity_Option[x].enum_name);
                break;
            }
        }
    }

    return rb_const_get(Module_Magick, gravity_id);
}

#gravity=(grav) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1428

VALUE
Info_gravity_eq(VALUE self, VALUE grav)
{
    Info *info;
    GravityType gravity;
    const char *option;
    int x;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (NIL_P(grav))
    {
        DeleteImageOption(info, "gravity");
        return grav;
    }

    VALUE_TO_ENUM(grav, gravity, GravityType);
    option = "Undefined";

    for (x = 0; x < N_GRAVITY_OPTIONS; x++)
    {
        if (gravity == Gravity_Option[x].enumerator)
        {
            option = Gravity_Option[x].string;
            break;
        }
    }

    SetImageOption(info, "gravity", option);
    return grav;
}

#image_type ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1466

VALUE
Info_image_type(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return ImageType_find(info->type);
}

#image_type=(type) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1481

VALUE
Info_image_type_eq(VALUE self, VALUE type)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    VALUE_TO_ENUM(type, info->type, ImageType);
    return type;
}

#interlace ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1496

VALUE
Info_interlace(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return InterlaceType_find(info->interlace);
}

#interlace=(inter) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1511

VALUE
Info_interlace_eq(VALUE self, VALUE inter)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    VALUE_TO_ENUM(inter, info->interlace, InterlaceType);
    return inter;
}

#label ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1526

VALUE Info_label(VALUE self)
{
    return get_option(self, "Label");
}

#label=(string) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1537

VALUE Info_label_eq(VALUE self, VALUE string)
{
    return set_option(self, "Label", string);
}

#matte_color ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1548

VALUE
Info_matte_color(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return rm_pixelcolor_to_color_name_info(info, &info->matte_color);
}

#matte_color=(matte_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1563

VALUE
Info_matte_color_eq(VALUE self, VALUE matte_arg)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    Color_to_PixelColor(&info->matte_color, matte_arg);

    return matte_arg;
}

#monochrome ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1579

VALUE
Info_monochrome(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, monochrome, boolean, &rm_info_data_type);
}

#monochrome=(val) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1591

VALUE
Info_monochrome_eq(VALUE self, VALUE val)
{
    IMPLEMENT_TYPED_ATTR_WRITER(Info, monochrome, boolean, &rm_info_data_type);
}

#number_scenes ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1602

VALUE
Info_number_scenes(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, number_scenes, ulong, &rm_info_data_type);
}

#number_scenes=(val) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1614

VALUE
Info_number_scenes_eq(VALUE self, VALUE val)
{
    IMPLEMENT_TYPED_ATTR_WRITER(Info, number_scenes, ulong, &rm_info_data_type);
}

#orientation ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1625

VALUE
Info_orientation(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return OrientationType_find(info->orientation);
}

#orientation=(inter) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1641

VALUE
Info_orientation_eq(VALUE self, VALUE inter)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    VALUE_TO_ENUM(inter, info->orientation, OrientationType);
    return inter;
}

#origin ⇒ String

Return origin geometry.

Returns:

  • (String) —

    the origin geometry

See Also:



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# File 'ext/RMagick/rminfo.cpp', line 1658

VALUE
Info_origin(VALUE self)
{
    Info *info;
    const char *origin;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    origin = GetImageOption(info, "origin");
    return origin ? rb_str_new2(origin) : Qnil;
}

#origin=(origin_arg) ⇒ Magick::Geometry, String

Set origin geometry. Argument may be a Geometry object as well as a geometry string.

The geometry format is +-x+-y

Parameters:

Returns:

See Also:



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# File 'ext/RMagick/rminfo.cpp', line 1682

VALUE
Info_origin_eq(VALUE self, VALUE origin_arg)
{
    Info *info;
    VALUE origin_str;
    char *origin;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (NIL_P(origin_arg))
    {
        DeleteImageOption(info, "origin");
        return origin_arg;
    }

    origin_str = rb_String(origin_arg);
    origin = GetPageGeometry(StringValueCStr(origin_str));

    if (IsGeometry(origin) == MagickFalse)
    {
        magick_free(origin);
        rb_raise(rb_eArgError, "invalid origin geometry");
    }

    SetImageOption(info, "origin", origin);
    magick_free(origin);

    RB_GC_GUARD(origin_str);

    return origin_arg;
}

#page ⇒ String

Get the Postscript page geometry.

Returns:

  • (String) —

    the page geometry



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# File 'ext/RMagick/rminfo.cpp', line 1720

VALUE
Info_page(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return info->page ? rb_str_new2(info->page) : Qnil;

}

#page=(page_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1738

VALUE
Info_page_eq(VALUE self, VALUE page_arg)
{
    Info *info;
    VALUE geom_str;
    char *geometry;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    if (NIL_P(page_arg))
    {
        magick_free(info->page);
        info->page = NULL;
        return page_arg;
    }
    geom_str = rb_String(page_arg);
    geometry = GetPageGeometry(StringValueCStr(geom_str));
    if (*geometry == '\0')
    {
        magick_free(info->page);
        info->page = NULL;
        return page_arg;
    }
    magick_free(info->page);

    info->page = geometry;

    RB_GC_GUARD(geom_str);

    return page_arg;
}

#pointsize ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1774

VALUE
Info_pointsize(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, pointsize, dbl, &rm_info_data_type);
}

#pointsize=(val) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1786

VALUE
Info_pointsize_eq(VALUE self, VALUE val)
{
    IMPLEMENT_TYPED_ATTR_WRITER(Info, pointsize, dbl, &rm_info_data_type);
}

#quality ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1797

VALUE
Info_quality(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, quality, ulong, &rm_info_data_type);
}

#quality=(val) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1809

VALUE
Info_quality_eq(VALUE self, VALUE val)
{
    IMPLEMENT_TYPED_ATTR_WRITER(Info, quality, ulong, &rm_info_data_type);
}

#sampling_factor ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1820

VALUE
Info_sampling_factor(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    if (info->sampling_factor)
    {
        return rb_str_new2(info->sampling_factor);
    }
    else
    {
        return Qnil;
    }
}

#sampling_factor=(sampling_factor) ⇒ Object 



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VALUE
Info_sampling_factor_eq(VALUE self, VALUE sampling_factor)
{
    Info *info;
    char *sampling_factor_p = NULL;
    size_t sampling_factor_len = 0;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (!NIL_P(sampling_factor))
    {
        sampling_factor_p = rm_str2cstr(&sampling_factor, &sampling_factor_len);
    }

    if (info->sampling_factor)
    {
        magick_free(info->sampling_factor);
        info->sampling_factor = NULL;
    }
    if (sampling_factor_len > 0)
    {
        magick_clone_string(&info->sampling_factor, sampling_factor_p);
    }

    return sampling_factor;
}

#scene ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1875

VALUE
Info_scene(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return  ULONG2NUM(info->scene);
}

#scene=(scene) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1891

VALUE
Info_scene_eq(VALUE self, VALUE scene)
{
    Info *info;
    char buf[25];

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    info->scene = NUM2ULONG(scene);

    snprintf(buf, sizeof(buf), "%" RMIuSIZE "", info->scene);
    SetImageOption(info, "scene", buf);

    return scene;
}

#server_name ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1912

VALUE
Info_server_name(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, server_name, str, &rm_info_data_type);
}

#server_name=(server_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1925

VALUE
Info_server_name_eq(VALUE self, VALUE server_arg)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    if (NIL_P(server_arg) || StringValueCStr(server_arg) == NULL)
    {
        magick_free(info->server_name);
        info->server_name = NULL;
    }
    else
    {
        char *server;

        server = StringValueCStr(server_arg);
        magick_clone_string(&info->server_name, server);
    }
    return server_arg;
}

#size ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1952

VALUE
Info_size(VALUE self)
{
    IMPLEMENT_TYPED_ATTR_READER(Info, size, str, &rm_info_data_type);
}

#size=(size_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 1965

VALUE
Info_size_eq(VALUE self, VALUE size_arg)
{
    Info *info;
    VALUE size;
    char *sz;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (NIL_P(size_arg))
    {
        magick_free(info->size);
        info->size = NULL;
        return size_arg;
    }

    size = rb_String(size_arg);
    sz = StringValueCStr(size);
    if (!IsGeometry(sz))
    {
        rb_raise(rb_eArgError, "invalid size geometry: %s", sz);
    }

    magick_clone_string(&info->size, sz);

    RB_GC_GUARD(size);

    return size_arg;
}

#stroke ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2001

VALUE
Info_stroke(VALUE self)
{
    return get_option(self, "stroke");
}

#stroke=(color) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2013

VALUE
Info_stroke_eq(VALUE self, VALUE color)
{
    return set_color_option(self, "stroke", color);
}

#stroke_width ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2025

VALUE
Info_stroke_width(VALUE self)
{
    return get_dbl_option(self, "strokewidth");
}

#stroke_width=(stroke_width) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2038

VALUE
Info_stroke_width_eq(VALUE self, VALUE stroke_width)
{
    return set_dbl_option(self, "strokewidth", stroke_width);
}

#texture=(texture) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2051

VALUE
Info_texture_eq(VALUE self, VALUE texture)
{
    Info *info;
    Image *image;
    char name[MaxTextExtent];

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    // Delete any existing texture file
    if (info->texture)
    {
        rm_delete_temp_image(info->texture);
        magick_free(info->texture);
        info->texture = NULL;
    }

    // If argument is nil we're done
    if (texture == Qnil)
    {
        return texture;
    }

    // Create a temp copy of the texture and store its name in the texture field
    image = rm_check_destroyed(texture);
    rm_write_temp_image(image, name, sizeof(name));

    magick_clone_string(&info->texture, name);

    return texture;
}

#tile_offset ⇒ Object 



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VALUE
Info_tile_offset(VALUE self)
{
    Info *info;
    const char *tile_offset;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    tile_offset = GetImageOption(info, "tile-offset");

    if (!tile_offset)
    {
        return Qnil;
    }

    return rb_str_new2(tile_offset);
}

#tile_offset=(offset) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2116

VALUE
Info_tile_offset_eq(VALUE self, VALUE offset)
{
    Info *info;
    VALUE offset_str;
    char *tile_offset;

    offset_str = rb_String(offset);
    tile_offset = StringValueCStr(offset_str);
    if (!IsGeometry(tile_offset))
    {
        rb_raise(rb_eArgError, "invalid tile offset geometry: %s", tile_offset);
    }

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    DeleteImageOption(info, "tile-offset");
    SetImageOption(info, "tile-offset", tile_offset);

    RB_GC_GUARD(offset_str);

    return offset;
}

#transparent_color ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2147

VALUE
Info_transparent_color(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return rm_pixelcolor_to_color_name_info(info, &info->transparent_color);
}

#transparent_color=(tc_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2163

VALUE
Info_transparent_color_eq(VALUE self, VALUE tc_arg)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    Color_to_PixelColor(&info->transparent_color, tc_arg);

    return tc_arg;
}

#undefine(format, key) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2182

VALUE
Info_undefine(VALUE self, VALUE format, VALUE key)
{
    Info *info;
    char *format_p, *key_p;
    size_t format_l, key_l;
    char fkey[MaxTextExtent];

    format_p = rm_str2cstr(&format, &format_l);
    key_p = rm_str2cstr(&key, &key_l);

    if (format_l > MAX_FORMAT_LEN || format_l + key_l > MaxTextExtent)
    {
        rb_raise(rb_eArgError, "can't undefine %.60s:%.1024s - too long", format_p, key_p);
    }

    snprintf(fkey, sizeof(fkey), "%.60s:%.*s", format_p, (int)(MaxTextExtent-61), key_p);

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    DeleteImageOption(info, fkey);

    return self;
}

#undercolor ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2212

VALUE
Info_undercolor(VALUE self)
{
    return get_option(self, "undercolor");
}

#undercolor=(color) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2224

VALUE
Info_undercolor_eq(VALUE self, VALUE color)
{
    return set_color_option(self, "undercolor", color);
}

#units ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2235

VALUE
Info_units(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    return ResolutionType_find(info->units);
}

#units=(units) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2250

VALUE
Info_units_eq(VALUE self, VALUE units)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
    VALUE_TO_ENUM(units, info->units, ResolutionType);
    return units;
}

#view ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2265

VALUE
Info_view(VALUE self)
{
    Info *info;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);
#if defined(IMAGEMAGICK_7)
    return C_str_to_R_str(GetImageOption(info, "fpx:view"));
#else
    return C_str_to_R_str(info->view);
#endif
}

#view=(view_arg) ⇒ Object 



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# File 'ext/RMagick/rminfo.cpp', line 2284

VALUE
Info_view_eq(VALUE self, VALUE view_arg)
{
    Info *info;
    char *view = NULL;

    TypedData_Get_Struct(self, Info, &rm_info_data_type, info);

    if (!NIL_P(view_arg))
    {
        view = StringValueCStr(view_arg);
    }

#if defined(IMAGEMAGICK_7)
    if (view)
    {
        SetImageOption(info, "fpx:view", view);
    }
    else
    {
        DeleteImageOption(info, "fpx:view");
    }
#else
    if (info->view)
    {
        magick_free(info->view);
        info->view = NULL;
    }
    if (view)
    {
        magick_clone_string(&info->view, view);
    }
#endif
    return view_arg;
}