1#!/bin/env ruby
2
3require 'xml'
4
5resolutions = {
6 'mdpi' => 1,
7 'hdpi' => 1.5,
8 'xhdpi' => 2,
9 'xxhdpi' => 3,
10 'xxxhdpi' => 4,
11 }
12
13images = {
14 'ic_launcher.svg' => ['ic_launcher', 48],
15 'main_logo.svg' => ['main_logo', 200],
16 'play_video.svg' => ['play_video', 128],
17 'play_gif.svg' => ['play_gif', 128],
18 'conversations_mono.svg' => ['ic_notification', 24],
19 'ic_received_indicator.svg' => ['ic_received_indicator', 12],
20 'ic_send_text_offline.svg' => ['ic_send_text_offline', 36],
21 'ic_send_text_offline_white.svg' => ['ic_send_text_offline_white', 36],
22 'ic_send_text_online.svg' => ['ic_send_text_online', 36],
23 'ic_send_text_away.svg' => ['ic_send_text_away', 36],
24 'ic_send_text_dnd.svg' => ['ic_send_text_dnd', 36],
25 'ic_send_photo_online.svg' => ['ic_send_photo_online', 36],
26 'ic_send_photo_offline.svg' => ['ic_send_photo_offline', 36],
27 'ic_send_photo_offline_white.svg' => ['ic_send_photo_offline_white', 36],
28 'ic_send_photo_away.svg' => ['ic_send_photo_away', 36],
29 'ic_send_photo_dnd.svg' => ['ic_send_photo_dnd', 36],
30 'ic_send_location_online.svg' => ['ic_send_location_online', 36],
31 'ic_send_location_offline.svg' => ['ic_send_location_offline', 36],
32 'ic_send_location_offline_white.svg' => ['ic_send_location_offline_white', 36],
33 'ic_send_location_away.svg' => ['ic_send_location_away', 36],
34 'ic_send_location_dnd.svg' => ['ic_send_location_dnd', 36],
35 'ic_send_voice_online.svg' => ['ic_send_voice_online', 36],
36 'ic_send_voice_offline.svg' => ['ic_send_voice_offline', 36],
37 'ic_send_voice_offline_white.svg' => ['ic_send_voice_offline_white', 36],
38 'ic_send_voice_away.svg' => ['ic_send_voice_away', 36],
39 'ic_send_voice_dnd.svg' => ['ic_send_voice_dnd', 36],
40 'ic_send_cancel_online.svg' => ['ic_send_cancel_online', 36],
41 'ic_send_cancel_offline.svg' => ['ic_send_cancel_offline', 36],
42 'ic_send_cancel_offline_white.svg' => ['ic_send_cancel_offline_white', 36],
43 'ic_send_cancel_away.svg' => ['ic_send_cancel_away', 36],
44 'ic_send_cancel_dnd.svg' => ['ic_send_cancel_dnd', 36],
45 'ic_send_picture_online.svg' => ['ic_send_picture_online', 36],
46 'ic_send_picture_offline.svg' => ['ic_send_picture_offline', 36],
47 'ic_send_picture_offline_white.svg' => ['ic_send_picture_offline_white', 36],
48 'ic_send_picture_away.svg' => ['ic_send_picture_away', 36],
49 'ic_send_picture_dnd.svg' => ['ic_send_picture_dnd', 36],
50 'ic_notifications_none_white80.svg' => ['ic_notifications_none_white80', 24],
51 'ic_notifications_off_white80.svg' => ['ic_notifications_off_white80', 24],
52 'ic_notifications_paused_white80.svg' => ['ic_notifications_paused_white80', 24],
53 'ic_notifications_white80.svg' => ['ic_notifications_white80', 24],
54 'ic_verified_fingerprint.svg' => ['ic_verified_fingerprint', 36],
55 'md_switch_thumb_disable.svg' => ['switch_thumb_disable', 48],
56 'md_switch_thumb_off_normal.svg' => ['switch_thumb_off_normal', 48],
57 'md_switch_thumb_off_pressed.svg' => ['switch_thumb_off_pressed', 48],
58 'md_switch_thumb_on_normal.svg' => ['switch_thumb_on_normal', 48],
59 'md_switch_thumb_on_pressed.svg' => ['switch_thumb_on_pressed', 48],
60 'message_bubble_received.svg' => ['message_bubble_received.9', 0],
61 'message_bubble_received_grey.svg' => ['message_bubble_received_grey.9', 0],
62 'message_bubble_received_dark.svg' => ['message_bubble_received_dark.9', 0],
63 'message_bubble_received_warning.svg' => ['message_bubble_received_warning.9', 0],
64 'message_bubble_received_white.svg' => ['message_bubble_received_white.9', 0],
65 'message_bubble_sent.svg' => ['message_bubble_sent.9', 0],
66 'message_bubble_sent_grey.svg' => ['message_bubble_sent_grey.9', 0],
67 }
68
69# Executable paths for Mac OSX
70# "/Applications/Inkscape.app/Contents/Resources/bin/inkscape"
71
72inkscape = "inkscape"
73imagemagick = "convert"
74
75def execute_cmd(cmd)
76 puts cmd
77 system cmd
78end
79
80images.each do |source_filename, settings|
81 svg_content = File.read(source_filename)
82
83 svg = XML::Document.string(svg_content)
84 base_width = svg.root["width"].to_i
85 base_height = svg.root["height"].to_i
86
87 guides = svg.find(".//sodipodi:guide")
88
89 resolutions.each do |resolution, factor|
90 output_filename, base_size = settings
91
92 if base_size > 0
93 width = factor * base_size
94 height = factor * base_size
95 else
96 width = factor * base_width
97 height = factor * base_height
98 end
99
100 path = "../src/main/res/drawable-#{resolution}/#{output_filename}.png"
101 execute_cmd "#{inkscape} -f #{source_filename} -z -C -w #{width} -h #{height} -e #{path}"
102
103 top = []
104 right = []
105 bottom = []
106 left = []
107
108 guides.each do |guide|
109 orientation = guide["orientation"]
110 x, y = guide["position"].split(",")
111 x, y = x.to_i, y.to_i
112
113 if orientation == "1,0" and y == base_height
114 top.push(x * factor)
115 end
116
117 if orientation == "0,1" and x == base_width
118 right.push((base_height - y) * factor)
119 end
120
121 if orientation == "1,0" and y == 0
122 bottom.push(x * factor)
123 end
124
125 if orientation == "0,1" and x == 0
126 left.push((base_height - y) * factor)
127 end
128 end
129
130 next if top.length != 2
131 next if right.length != 2
132 next if bottom.length != 2
133 next if left.length != 2
134
135 execute_cmd "#{imagemagick} -background none PNG32:#{path} -gravity center -extent #{width+2}x#{height+2} PNG32:#{path}"
136
137 draw_format = "-draw \"rectangle %d,%d %d,%d\""
138 top_line = draw_format % [top.min + 1, 0, top.max, 0]
139 right_line = draw_format % [width + 1, right.min + 1, width + 1, right.max]
140 bottom_line = draw_format % [bottom.min + 1, height + 1, bottom.max, height + 1]
141 left_line = draw_format % [0, left.min + 1, 0, left.max]
142 draws = "#{top_line} #{right_line} #{bottom_line} #{left_line}"
143
144 execute_cmd "#{imagemagick} -background none PNG32:#{path} -fill black -stroke none #{draws} PNG32:#{path}"
145 end
146end