1 # This file is part of NIT ( http://www.nitlanguage.org ).
3 # Copyright 2014 Alexis Laferrière <alexis.laf@xymus.net>
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
9 # http://www.apache.org/licenses/LICENSE-2.0
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
17 # Helper services to draw numbers on screen
22 # A set of images to draw numbers
26 var imgs
: Array[Image]
28 private init(imgs
: Array[Image]) do self.imgs
= imgs
32 # Load a `NumberImages` from the assets
33 fun load_numbers
(path
: String): NumberImages
35 var imgs
= new Array[Image]
36 for d
in [0..9] do imgs
.add
(load_image
(path
.replace
("#", d
.to_s
)))
37 return new NumberImages(imgs
)
42 fun blit_number
(imgs
: NumberImages, number
: Int, x
, y
: Int)
46 var d
= c
.ascii-
'0'.ascii
47 assert d
>= 0 and d
<= 9
48 var img
= imgs
.imgs
[d
]
50 x
+= (img
.width
.to_f
* img
.scale
).to_i