Class: Cairo::TeeSurface
Instance Method Summary
collapse
Methods inherited from Surface
#clone, #content, #copy_page, #create_similar, #create_similar_image, #destroy, #device, #device_offset, #dup, #fallback_resolution, #finish, #flush, #font_options, #get_mime_data, gl_supported?, gl_texture_supported?, image_supported?, #map_to_image, #mark_dirty, pdf_supported?, ps_supported?, quartz_image_supported?, quartz_supported?, recording_supported?, script_supported?, #set_device_offset, #set_fallback_resolution, #set_mime_data, #show_page, #sub_rectangle_surface, supported?, #supported_mime_type?, svg_supported?, tee_supported?, #unmap_image, win32_printing_supported?, win32_supported?, #write_to_png, xml_supported?
Constructor Details
#initialize ⇒ Object
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# File 'ext/cairo/rb_cairo_surface.c', line 1739
static VALUE
cr_tee_surface_initialize (VALUE self, VALUE master)
{
cairo_surface_t *surface = NULL;
surface = cairo_tee_surface_create (RVAL2CRSURFACE (master));
cr_surface_check_status (surface);
DATA_PTR (self) = surface;
rb_iv_set (self, "surfaces", rb_ary_new3 (1, master));
if (rb_block_given_p ())
yield_and_finish (self);
return Qnil;
}
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Instance Method Details
#<< ⇒ Object
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# File 'ext/cairo/rb_cairo_surface.c', line 1765
static VALUE
cr_tee_surface_shift_operator (VALUE self, VALUE target)
{
cr_tee_surface_add (self, target);
return self;
}
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#[] ⇒ Object
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# File 'ext/cairo/rb_cairo_surface.c', line 1816
static VALUE
cr_tee_surface_array_reference (VALUE self, VALUE index)
{
cairo_surface_t *surface = NULL, *target;
surface = _SELF;
index = rb_Integer (index);
target = cairo_tee_surface_index (surface, NUM2UINT (index));
cr_surface_check_status (surface);
cr_surface_check_status (target);
return CRSURFACE2RVAL (target);
}
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#add ⇒ Object
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# File 'ext/cairo/rb_cairo_surface.c', line 1753
static VALUE
cr_tee_surface_add (VALUE self, VALUE target)
{
cairo_surface_t *surface = NULL;
surface = _SELF;
cairo_tee_surface_add (surface, RVAL2CRSURFACE (target));
cr_surface_check_status (surface);
rb_ary_push (rb_iv_get (self, "surfaces"), target);
return Qnil;
}
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#remove ⇒ Object
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# File 'ext/cairo/rb_cairo_surface.c', line 1772
static VALUE
cr_tee_surface_remove (VALUE self, VALUE target_or_index)
{
cairo_surface_t *surface = NULL, *target;
VALUE rb_surfaces;
int i;
surface = _SELF;
if (rb_cairo__is_kind_of (target_or_index, rb_cCairo_Surface))
{
target = RVAL2CRSURFACE (target_or_index);
}
else
{
VALUE index;
index = rb_check_to_integer (target_or_index, "to_int");
if (NIL_P (index))
rb_raise (rb_eArgError,
"invalid argument (expect (surface) or (index)): %s",
rb_cairo__inspect (target_or_index));
target = cairo_tee_surface_index (surface, NUM2INT (index));
}
cairo_tee_surface_remove (surface, target);
cr_surface_check_status (surface);
rb_surfaces = rb_iv_get (self, "surfaces");
for (i = 0; i < RARRAY_LEN (rb_surfaces); i++)
{
VALUE rb_marked_surface;
cairo_surface_t *marked_surface;
rb_marked_surface = RARRAY_PTR (rb_surfaces)[i];
marked_surface = RVAL2CRSURFACE (rb_marked_surface);
if (marked_surface == target)
{
rb_ary_delete (rb_surfaces, rb_marked_surface);
break;
}
}
return Qnil;
}
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