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PNG export support.
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‎Makefile‎

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -2,6 +2,7 @@
22

33
CC ?= cc
44
CFLAGS ?= -O2 -pipe
5+
CFLAGS += -I/usr/local/include
56

67
PREFIX ?= /usr/local
78
BINDIR ?= ${PREFIX}/bin
@@ -11,7 +12,7 @@ PROG = sprite
1112
OBJS = sprite.o
1213

1314
all: ${OBJS}
14-
${CC} ${LDFLAGS} -o ${PROG} ${OBJS} -lcurses
15+
${CC} ${LDFLAGS} -o ${PROG} ${OBJS} -lcurses -L/usr/local/lib -lpng
1516

1617
install:
1718
install -d -m 755 ${BINDIR}

‎README.md‎

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,13 +1,15 @@
11
sprite
22
======
33
Sprite is an ncurses-based sprite editor.
4-
You can use it to make pixel art.
4+
You can use it to make and share pixel art.
55

66
Requirements
77
------------
88
You need ncurses with 256 color support.
99
While it will work with fewer than 256 colors it will not be as good.
1010

11+
You also need libpng for PNG export support.
12+
1113
Building
1214
--------
1315
Just run `make`.
@@ -20,4 +22,3 @@ See `LICENSE` for details.
2022
Todo
2123
----
2224
* 32x32 sprite canvas if the screen is big enough.
23-
* Export to PNG.

‎colors.h‎

Lines changed: 278 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,278 @@
1+
/*
2+
* Copyright (c) 2020 Brian Callahan <bcallah@openbsd.org>
3+
*
4+
* Permission to use, copy, modify, and distribute this software for any
5+
* purpose with or without fee is hereby granted, provided that the above
6+
* copyright notice and this permission notice appear in all copies.
7+
*
8+
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9+
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10+
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11+
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12+
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13+
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14+
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15+
*/
16+
17+
/*
18+
* From https://jonasjacek.github.io/colors/
19+
*/
20+
21+
static const int colors[256] = {
22+
0x00000000, /* Black 0 */
23+
0x00800000, /* Maroon 1 */
24+
0x00008000, /* Green 2 */
25+
0x00808000, /* Olive 3 */
26+
0x00000080, /* Navy 4 */
27+
0x00800080, /* Purple 5 */
28+
0x00008080, /* Teal 6 */
29+
0x00c0c0c0, /* Silver 7 (Transparent 1) */
30+
0x00808080, /* Grey 8 (Transparent 2) */
31+
0x00ff0000, /* Red 9 */
32+
0x0000ff00, /* Lime 10 */
33+
0x00ffff00, /* Yellow 11 */
34+
0x000000ff, /* Blue 12 */
35+
0x00ff00ff, /* Fuchsia 13 */
36+
0x0000ffff, /* Aqua 14 */
37+
0x00ffffff, /* White 15 */
38+
0x00000000, /* Grey0 16 (Same as Black) */
39+
0x0000005f, /* NavyBlue 17 */
40+
0x00000087, /* DarkBlue 18 */
41+
0x000000af, /* Blue3 19 */
42+
0x000000d7, /* Blue3 20 */
43+
0x000000ff, /* Blue1 21 (Same as Blue) */
44+
0x00005f00, /* DarkGreen 22 */
45+
0x00005f5f, /* DeepSkyBlue4 23 */
46+
0x00005f87, /* DeepSkyBlue4 24 */
47+
0x00005faf, /* DeepSkyBlue4 25 */
48+
0x00005fd7, /* DodgerBlue3 26 */
49+
0x00005fff, /* DodgerBlue2 27 */
50+
0x00008700, /* Green4 28 */
51+
0x0000875f, /* SpringGreen4 29 */
52+
0x00008787, /* Turquoise4 30 */
53+
0x000087af, /* DeepSkyBlue3 31 */
54+
0x000087d7, /* DeepSkyBlue3 32 */
55+
0x000087ff, /* DodgerBlue1 33 */
56+
0x0000af00, /* Green3 34 */
57+
0x0000af5f, /* SpringGreen3 35 */
58+
0x0000af87, /* DarkCyan 36 */
59+
0x0000afaf, /* LightSeaGreen 37 */
60+
0x0000afd7, /* DeepSkyBlue2 38 */
61+
0x0000afff, /* DeepSkyBlue1 39 */
62+
0x0000d700, /* Green3 40 */
63+
0x0000d75f, /* SpringGreen3 41 */
64+
0x0000d787, /* SpringGreen2 42 */
65+
0x0000d7af, /* Cyan3 43 */
66+
0x0000d7d7, /* DarkTurquoise 44 */
67+
0x0000d7ff, /* Turquoise2 45 */
68+
0x0000ff00, /* Green1 46 (Same as Lime) */
69+
0x0000ff5f, /* SpringGreen2 47 */
70+
0x0000ff87, /* SpringGreen1 48 */
71+
0x0000ffaf, /* MediumSpringGreen 49 */
72+
0x0000ffd7, /* Cyan2 50 */
73+
0x0000ffff, /* Cyan1 51 (Same as Aqua) */
74+
0x005f0000, /* DarkRed 52 */
75+
0x005f005f, /* DeepPink4 53 */
76+
0x005f0087, /* Purple4 54 */
77+
0x005f00af, /* Purple4 55 */
78+
0x005f00d7, /* Purple3 56 */
79+
0x005f00ff, /* BlueViolet 57 */
80+
0x005f5f00, /* Orange4 58 */
81+
0x005f5f5f, /* Grey37 59 */
82+
0x005f5f87, /* MediumPurple4 60 */
83+
0x005f5faf, /* SlateBlue3 61 */
84+
0x005f5fd7, /* SlateBlue3 62 */
85+
0x005f5fff, /* RoyalBlue1 63 */
86+
0x005f8700, /* Chartreuse4 64 */
87+
0x005f875f, /* DarkSeaGreen4 65 */
88+
0x005f8787, /* PaleTurquoise4 66 */
89+
0x005f87af, /* SteelBlue 67 */
90+
0x005f87d7, /* SteelBlue3 68 */
91+
0x005f87ff, /* CornflowerBlue 69 */
92+
0x005faf00, /* Chartreuse3 70 */
93+
0x005faf5f, /* DarkSeaGreen4 71 */
94+
0x005faf87, /* CadetBlue 72 */
95+
0x005fafaf, /* CadetBlue 73 */
96+
0x005fafd7, /* SkyBlue3 74 */
97+
0x005fafff, /* SteelBlue1 75 */
98+
0x005fd700, /* Chartreuse3 76 */
99+
0x005fd75f, /* PaleGreen3 77 */
100+
0x005fd787, /* SeaGreen3 78 */
101+
0x005fd7af, /* Aquamarine3 79 */
102+
0x005fd7d7, /* MediumTurquoise 80 */
103+
0x005fd7ff, /* SteelBlue1 81 */
104+
0x005fff00, /* Chartreuse2 82 */
105+
0x005fff5f, /* SeaGreen2 83 */
106+
0x005fff87, /* SeaGreen1 84 */
107+
0x005fffaf, /* SeaGreen1 85 */
108+
0x005fffd7, /* Aquamarine1 86 */
109+
0x005fffff, /* DarkSlateGray2 87 */
110+
0x00870000, /* DarkRed 88 */
111+
0x0087005f, /* DeepPink4 89 */
112+
0x00870087, /* DarkMagenta 90 */
113+
0x008700af, /* DarkMagenta 91 */
114+
0x008700d7, /* DarkViolet 92 */
115+
0x008700ff, /* Purple 93 */
116+
0x00875f00, /* Orange4 94 */
117+
0x00875f5f, /* LightPink4 95 */
118+
0x00875f87, /* Plum4 96 */
119+
0x00875faf, /* MediumPurple3 97 */
120+
0x00875fd7, /* MediumPurple3 98 */
121+
0x00875fff, /* SlateBlue1 99 */
122+
0x00878700, /* Yellow4 100 */
123+
0x0087875f, /* Wheat4 101 */
124+
0x00878787, /* Grey53 102 */
125+
0x008787af, /* LightSlateGrey 103 */
126+
0x008787d7, /* MediumPurple 104 */
127+
0x008787ff, /* LightSlateBlue 105 */
128+
0x0087af00, /* Yellow4 106 */
129+
0x0087af5f, /* DarkOliveGreen3 107 */
130+
0x0087af87, /* DarkSeaGreen 108 */
131+
0x0087afaf, /* LightSkyBlue3 109 */
132+
0x0087afd7, /* LightSkyBlue3 110 */
133+
0x0087afff, /* SkyBlue2 111 */
134+
0x0087d700, /* Chartreuse2 112 */
135+
0x0087d75f, /* DarkOliveGree3 113 */
136+
0x0087d787, /* PaleGreen3 114 */
137+
0x0087d7af, /* DarkSeaGreen3 115 */
138+
0x0087d7d7, /* DarkSlateGray3 116 */
139+
0x0087d7ff, /* SkyBlue1 117 */
140+
0x0087ff00, /* Chartreuse1 118 */
141+
0x0087ff5f, /* LightGreen 119 */
142+
0x0087ff87, /* LightGreen 120 */
143+
0x0087ffaf, /* PaleGreen1 121 */
144+
0x0087ffd7, /* Aquamarine1 122 */
145+
0x0087ffff, /* DarkSlateGray1 123 */
146+
0x00af0000, /* Red3 124 */
147+
0x00af005f, /* DeepPink4 125 */
148+
0x00af0087, /* MediumVioletRed 126 */
149+
0x00af00af, /* Magenta3 127 */
150+
0x00af00d7, /* DarkViolet 128 */
151+
0x00af00ff, /* Purple 129 */
152+
0x00af5f00, /* DarkOrange3 130 */
153+
0x00af5f5f, /* IndianRed 131 */
154+
0x00af5f87, /* HotPink3 132 */
155+
0x00af5faf, /* MediumOrchid3 133 */
156+
0x00af5fd7, /* MediumOrchid 134 */
157+
0x00af5fff, /* MediumPurple2 135 */
158+
0x00af8700, /* DarkGoldenrod 136 */
159+
0x00af875f, /* LightSalmon3 137 */
160+
0x00af8787, /* RosyBrown 138 */
161+
0x00af87af, /* Grey63 139 */
162+
0x00af87d7, /* MediumPurple2 140 */
163+
0x00af87ff, /* MediumPurple1 141 */
164+
0x00afaf00, /* Gold3 142 */
165+
0x00afaf5f, /* DarkKhaki 143 */
166+
0x00afaf87, /* NavajoWhite3 144 */
167+
0x00afafaf, /* Grey69 145 */
168+
0x00afafd7, /* LightSteelBlue3 146 */
169+
0x00afafff, /* LightSteelBlue 147 */
170+
0x00afd700, /* Yellow3 148 */
171+
0x00afd75f, /* DarkOliveGreen3 149 */
172+
0x00afd787, /* DarkSeaGreen3 150 */
173+
0x00afd7af, /* DarkSeaGreen2 151 */
174+
0x00afd7d7, /* LightCyan3 152 */
175+
0x00afd7ff, /* LightSkyBlue1 153 */
176+
0x00afff00, /* GreenYellow 154 */
177+
0x00afff5f, /* DarkOliveGreen2 155 */
178+
0x00afff87, /* PaleGreen1 156 */
179+
0x00afffaf, /* DarkSeaGreen2 157 */
180+
0x00afffd7, /* DarkSeaGreen1 158 */
181+
0x00afffff, /* PaleTurquoise1 159 */
182+
0x00d70000, /* Red3 160 */
183+
0x00d7005f, /* DeepPink3 161 */
184+
0x00d70087, /* DeepPink3 162 */
185+
0x00d700af, /* Magenta3 163 */
186+
0x00d700d7, /* Magenta3 164 */
187+
0x00d700ff, /* Magenta2 165 */
188+
0x00d75f00, /* DarkOrange3 166 */
189+
0x00d75f5f, /* IndianRed 167 */
190+
0x00d75f87, /* HotPink3 168 */
191+
0x00d75faf, /* HotPink2 169 */
192+
0x00d75fd7, /* Orchid 170 */
193+
0x00d75fff, /* MediumOrchid1 171 */
194+
0x00d78700, /* Orange3 172 */
195+
0x00d7875f, /* LightSalmon3 173 */
196+
0x00d78787, /* LightPink3 174 */
197+
0x00d787af, /* Pink3 175 */
198+
0x00d787d7, /* Plum3 176 */
199+
0x00d787ff, /* Violet 177 */
200+
0x00d7af00, /* Gold3 178 */
201+
0x00d7af5f, /* LightGoldenrod3 179 */
202+
0x00d7af87, /* Tan 180 */
203+
0x00d7afaf, /* MistyRose3 181 */
204+
0x00d7afd7, /* Thistle3 182 */
205+
0x00d7afff, /* Plum2 183 */
206+
0x00d7d700, /* Yellow3 184 */
207+
0x00d7d75f, /* Khaki3 185 */
208+
0x00d7d787, /* LightGoldenrod2 186 */
209+
0x00d7d7af, /* LightYellow3 187 */
210+
0x00d7d7d7, /* Grey84 188 */
211+
0x00d7d7ff, /* LightSteelBlue1 189 */
212+
0x00d7ff00, /* Yellow2 190 */
213+
0x00d7ff5f, /* DarkOliveGreen1 191 */
214+
0x00d7ff87, /* DarkOliveGreen1 192 */
215+
0x00d7ffaf, /* DarkSeaGreen1 193 */
216+
0x00d7ffd7, /* Honeydew2 194 */
217+
0x00d7ffff, /* LightCyan1 195 */
218+
0x00ff0000, /* Red1 196 */
219+
0x00ff005f, /* DeepPink2 197 */
220+
0x00ff0087, /* DeepPink1 198 */
221+
0x00ff00af, /* DeepPink1 199 */
222+
0x00ff00d7, /* Magenta2 200 */
223+
0x00ff00ff, /* Magenta1 201 */
224+
0x00ff5f00, /* OrangeRed1 202 */
225+
0x00ff5f5f, /* IndianRed1 203 */
226+
0x00ff5f87, /* IndianRed1 204 */
227+
0x00ff5faf, /* HotPink 205 */
228+
0x00ff5fd7, /* HotPink 206 */
229+
0x00ff5fff, /* MediumOrchid1 207 */
230+
0x00ff8700, /* DarkOrange 208 */
231+
0x00ff875f, /* Salmon1 209 */
232+
0x00ff8787, /* LightCoral 210 */
233+
0x00ff87af, /* PaleVioletRed1 211 */
234+
0x00ff87d7, /* Orchid2 212 */
235+
0x00ff87ff, /* Orchid1 213 */
236+
0x00ffaf00, /* Orange1 214 */
237+
0x00ffaf5f, /* SandyBrown 215 */
238+
0x00ffaf87, /* LightSalmon1 216 */
239+
0x00ffafaf, /* LightPink1 217 */
240+
0x00ffafd7, /* Pink1 218 */
241+
0x00ffafff, /* Plum1 219 */
242+
0x00ffd700, /* Gold1 220 */
243+
0x00ddf75f, /* LightGoldenrod2 221 */
244+
0x00ffd787, /* LightGoldenrod2 222 */
245+
0x00ffd7af, /* NavajoWhite1 223 */
246+
0x00ffd7d7, /* MistyRose1 224 */
247+
0x00ffd7ff, /* Thistle1 225 */
248+
0x00ffff00, /* Yellow1 226 */
249+
0x00ffff5f, /* LightGoldenrod1 227 */
250+
0x00ffff87, /* Khaki1 228 */
251+
0x00ffffaf, /* Wheat1 229 */
252+
0x00ffffd7, /* Cornsilk1 230 */
253+
0x00ffffff, /* Grey100 231 */
254+
0x00080808, /* Grey3 232 */
255+
0x00121212, /* Grey7 233 */
256+
0x001c1c1c, /* Grey11 234 */
257+
0x00262626, /* Grey15 235 */
258+
0x00303030, /* Grey19 236 */
259+
0x003a3a3a, /* Grey23 237 */
260+
0x00444444, /* Grey27 238 */
261+
0x004e4e4e, /* Grey30 239 */
262+
0x00585858, /* Grey35 240 */
263+
0x00626262, /* Grey39 241 */
264+
0x006c6c6c, /* Grey42 242 */
265+
0x00767676, /* Grey46 243 */
266+
0x00808080, /* Grey50 244 */
267+
0x008a8a8a, /* Grey54 245 */
268+
0x00949494, /* Grey58 246 */
269+
0x009e9e9e, /* Grey62 247 */
270+
0x00a8a8a8, /* Grey66 248 */
271+
0x00b2b2b2, /* Grey70 249 */
272+
0x00bcbcbc, /* Grey74 250 */
273+
0x00c6c6c6, /* Grey78 251 */
274+
0x00d0d0d0, /* Grey82 252 */
275+
0x00dadada, /* Grey85 253 */
276+
0x00e4e4e4, /* Grey89 254 */
277+
0x00eeeeee /* Grey93 255 */
278+
};

‎sprite.1‎

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -27,7 +27,7 @@
2727
.Sh DESCRIPTION
2828
.Nm
2929
is an ncurses-based sprite editor.
30-
You can use it to make pixel art.
30+
You can use it to make and share pixel art.
3131
.Sh AUTHORS
3232
.Nm
3333
was written by
@@ -38,3 +38,4 @@ only supports a 16x16 canvas.
3838
Support for a 32x32 canvas will be in a future version.
3939
.Pp
4040
Console aspect ratio may not match user expectations.
41+
PNG export creates standard square pixels.

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