indexing
description: "Color defined by intensity of the red, green, blue color."
legal: "See notice at end of class."
status: "See notice at end of class."
date: "$Date: 2006-01-22 18:25:44 -0800 (Sun, 22 Jan 2006) $"
revision: "$Revision: 56675 $"
class interface
WEL_COLOR_REF
create
make
ensure
red_set: red = 0
green_set: green = 0
blue_set: blue = 0
make_rgb (a_red, a_green, a_blue: INTEGER_32)
redgreenblue
`a_red'`a_green'`a_blue'
require
valid_red_inf: a_red >= 0
valid_red_sup: a_red <= 255
valid_green_inf: a_green >= 0
valid_green_sup: a_green <= 255
valid_blue_inf: a_blue >= 0
valid_blue_sup: a_blue <= 255
ensure
red_set: red = a_red
green_set: green = a_green
blue_set: blue = a_blue
make_system (index: INTEGER_32)
`index'
`index'
require
valid_color_constant: valid_color_constant (index)
make_by_color (color: INTEGER_32)
item`color'
feature
blue: INTEGER_32
generating_type: STRING_8
ANY
generator: STRING_8
ANY
green: INTEGER_32
item: INTEGER_32
red: INTEGER_32
feature
frozen deep_equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
shallow_implies_deep: standard_equal (some, other) implies Result
both_or_none_void: (some = Void) implies (Result = (other = Void))
same_type: (Result and (some /= Void)) implies some.same_type (other)
symmetric: Result implies deep_equal (other, some)
frozen equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
definition: Result = (some = Void and other = Void) or else ((some /= Void and other /= Void) and then some.is_equal (other))
is_equal (other: like Current): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
symmetric: Result implies other.is_equal (Current)
consistent: standard_is_equal (other) implies Result
frozen standard_equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
definition: Result = (some = Void and other = Void) or else ((some /= Void and other /= Void) and then some.standard_is_equal (other))
frozen standard_is_equal (other: like Current): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
same_type: Result implies same_type (other)
symmetric: Result implies other.standard_is_equal (Current)
feature
conforms_to (other: ANY): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
same_type (other: ANY): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
definition: Result = (conforms_to (other) and other.conforms_to (Current))
feature {ANY}
valid_color_constant (c: INTEGER_32): BOOLEAN
`c'
WEL_COLOR_CONSTANTS
feature
set_blue (a_blue: INTEGER_32)
blue`a_blue'
require
valid_blue_inf: a_blue >= 0
valid_blue_sup: a_blue <= 255
ensure
blue_set: blue = a_blue
set_color (color: INTEGER_32)
item`color'
ensure
color_set: item = color
set_green (a_green: INTEGER_32)
green`a_green'
require
valid_green_inf: a_green >= 0
valid_green_sup: a_green <= 255
ensure
green_set: green = a_green
set_red (a_red: INTEGER_32)
red`a_red'
require
valid_red_inf: a_red >= 0
valid_red_sup: a_red <= 255
ensure
red_set: red = a_red
set_rgb (a_red, a_green, a_blue: INTEGER_32)
redgreenblue
`a_red'`a_green'`a_blue'
require
valid_red_inf: a_red >= 0
valid_red_sup: a_red <= 255
valid_green_inf: a_green >= 0
valid_green_sup: a_green <= 255
valid_blue_inf: a_blue >= 0
valid_blue_sup: a_blue <= 255
ensure
red_set: red = a_red
green_set: green = a_green
blue_set: blue = a_blue
feature
copy (other: like Current)
`other'
ANY
require ANY
other_not_void: other /= Void
type_identity: same_type (other)
ensure ANY
is_equal: is_equal (other)
frozen deep_copy (other: like Current)
copy`other'deep_twin
ANY
require ANY
other_not_void: other /= Void
ensure ANY
deep_equal: deep_equal (Current, other)
frozen deep_twin: like Current
ANY
ensure ANY
deep_equal: deep_equal (Current, Result)
frozen standard_copy (other: like Current)
`other'
ANY
require ANY
other_not_void: other /= Void
type_identity: same_type (other)
ensure ANY
is_standard_equal: standard_is_equal (other)
frozen standard_twin: like Current
`other'
ANY
ensure ANY
standard_twin_not_void: Result /= Void
equal: standard_equal (Result, Current)
frozen twin: like Current
`Current'
twincopycopy
ANY
ensure ANY
twin_not_void: Result /= Void
is_equal: Result.is_equal (Current)
feature
frozen default: like Current
ANY
frozen default_pointer: POINTER
`POINTER'
`p'default
`p'`POINTER'
ANY
default_rescue
ANY
frozen do_nothing
ANY
feature
io: STD_FILES
ANY
out: STRING_8
ANYtagged_out
ANY
print (some: ANY)
`some'
ANY
frozen tagged_out: STRING_8
ANYout
ANY
feature
operating_environment: OPERATING_ENVIRONMENT
ANY
invariant
valid_red_inf: red >= 0
valid_red_sup: red <= 255
valid_green_inf: green >= 0
valid_green_sup: green <= 255
valid_blue_inf: blue >= 0
valid_blue_sup: blue <= 255
ANY
reflexive_equality: standard_is_equal (Current)
reflexive_conformance: conforms_to (Current)
indexing
copyright: "Copyright (c) 1984-2006, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
source: "[
Eiffel Software
356 Storke Road, Goleta, CA 93117 USA
Telephone 805-685-1006, Fax 805-685-6869
Website http://www.eiffel.com
Customer support http://support.eiffel.com
]"
end WEL_COLOR_REF