diff options
author | William Wilgus <me.theuser@yahoo.com> | 2019-08-04 09:48:09 -0500 |
---|---|---|
committer | William Wilgus <me.theuser@yahoo.com> | 2019-08-04 16:57:02 +0200 |
commit | f85df30e3e7da55c6880a321b3d8dc737f7af5b2 (patch) | |
tree | c778d743feef43162f53df9c1b642912822f664e /apps/plugins/lua | |
parent | 4209c097705ce474f955bf1d73ca6ccf1ac6786a (diff) | |
download | rockbox-f85df30e3e7da55c6880a321b3d8dc737f7af5b2.tar.gz rockbox-f85df30e3e7da55c6880a321b3d8dc737f7af5b2.zip |
lua add rlimg.lua example script split large includes to separate files
Change-Id: I67cac5bc4ce5525ab30abf9443f6cc1a33190512
Diffstat (limited to 'apps/plugins/lua')
-rw-r--r-- | apps/plugins/lua/include_lua/draw.lua | 216 | ||||
-rw-r--r-- | apps/plugins/lua/include_lua/draw_floodfill.lua | 95 | ||||
-rw-r--r-- | apps/plugins/lua/include_lua/draw_poly.lua | 103 | ||||
-rw-r--r-- | apps/plugins/lua/include_lua/draw_text.lua | 121 | ||||
-rw-r--r-- | apps/plugins/lua/include_lua/image.lua | 184 | ||||
-rw-r--r-- | apps/plugins/lua/include_lua/image_save.lua | 215 | ||||
-rw-r--r-- | apps/plugins/lua/lua.make | 4 |
7 files changed, 545 insertions, 393 deletions
diff --git a/apps/plugins/lua/include_lua/draw.lua b/apps/plugins/lua/include_lua/draw.lua index 0ee3e93d75..7208b63efb 100644 --- a/apps/plugins/lua/include_lua/draw.lua +++ b/apps/plugins/lua/include_lua/draw.lua | |||
@@ -29,7 +29,6 @@ | |||
29 | _draw.ellipse_filled | 29 | _draw.ellipse_filled |
30 | _draw.ellipse_rect_filled | 30 | _draw.ellipse_rect_filled |
31 | _draw.ellipse_rect | 31 | _draw.ellipse_rect |
32 | _draw.flood_fill | ||
33 | _draw.hline | 32 | _draw.hline |
34 | _draw.image | 33 | _draw.image |
35 | _draw.line | 34 | _draw.line |
@@ -39,7 +38,6 @@ | |||
39 | _draw.rect_filled | 38 | _draw.rect_filled |
40 | _draw.rounded_rect | 39 | _draw.rounded_rect |
41 | _draw.rounded_rect_filled | 40 | _draw.rounded_rect_filled |
42 | _draw.text | ||
43 | _draw.vline | 41 | _draw.vline |
44 | 42 | ||
45 | ]] | 43 | ]] |
@@ -56,21 +54,17 @@ local _draw = {} do | |||
56 | setmetatable(_draw, rocklib_image) | 54 | setmetatable(_draw, rocklib_image) |
57 | 55 | ||
58 | -- Internal Constants | 56 | -- Internal Constants |
59 | local _LCD = rb.lcd_framebuffer() | ||
60 | local LCD_W, LCD_H = rb.LCD_WIDTH, rb.LCD_HEIGHT | ||
61 | local BSAND = 8 -- blits color to dst if src <> 0 | 57 | local BSAND = 8 -- blits color to dst if src <> 0 |
62 | local _NIL = nil -- nil placeholder | 58 | local _NIL = nil -- nil placeholder |
63 | 59 | ||
64 | local _abs = math.abs | 60 | |
65 | local _clear = rocklib_image.clear | 61 | local _clear = rocklib_image.clear |
66 | local _copy = rocklib_image.copy | 62 | local _copy = rocklib_image.copy |
67 | local _ellipse = rocklib_image.ellipse | 63 | local _ellipse = rocklib_image.ellipse |
68 | local _get = rocklib_image.get | 64 | local _get = rocklib_image.get |
69 | local _line = rocklib_image.line | 65 | local _line = rocklib_image.line |
70 | local _marshal = rocklib_image.marshal | ||
71 | local _min = math.min | 66 | local _min = math.min |
72 | local _newimg = rb.new_image | 67 | local _newimg = rb.new_image |
73 | local _points = rocklib_image.points | ||
74 | 68 | ||
75 | -- line | 69 | -- line |
76 | _draw.line = function(img, x1, y1, x2, y2, color, bClip) | 70 | _draw.line = function(img, x1, y1, x2, y2, color, bClip) |
@@ -87,33 +81,22 @@ local _draw = {} do | |||
87 | _line(img, x, y, _NIL, y + length, color, bClip) | 81 | _line(img, x, y, _NIL, y + length, color, bClip) |
88 | end | 82 | end |
89 | 83 | ||
90 | -- draws a non-filled figure based on points in t-points | 84 | -- draws a non-filled rect based on points in t-points |
91 | local function polyline(img, x, y, t_points, color, bClosed, bClip) | 85 | local function polyrect(img, x, y, t_points, color, bClip) |
92 | if #t_points < 2 then error("not enough points", 3) end | 86 | local pt_first_last = t_points[1] |
93 | 87 | local pt1, pt2 | |
94 | local pt_first_last | 88 | for i = 1, 4, 1 do |
95 | 89 | pt1 = t_points[i] | |
96 | if bClosed then | 90 | pt2 = t_points[i + 1] or pt_first_last-- first and last point |
97 | pt_first_last = t_points[1] | ||
98 | else | ||
99 | pt_first_last = t_points[#t_points] | ||
100 | end | ||
101 | |||
102 | for i = 1, #t_points, 1 do | ||
103 | local pt1 = t_points[i] | ||
104 | |||
105 | local pt2 = t_points[i + 1] or pt_first_last-- first and last point | ||
106 | |||
107 | _line(img, pt1[1] + x, pt1[2] + y, pt2[1] + x, pt2[2] + y, color, bClip) | 91 | _line(img, pt1[1] + x, pt1[2] + y, pt2[1] + x, pt2[2] + y, color, bClip) |
108 | end | 92 | end |
109 | |||
110 | end | 93 | end |
111 | 94 | ||
112 | -- rectangle | 95 | -- rectangle |
113 | local function rect(img, x, y, width, height, color, bClip) | 96 | local function rect(img, x, y, width, height, color, bClip) |
114 | if width == 0 or height == 0 then return end | 97 | if width == 0 or height == 0 then return end |
115 | 98 | ||
116 | polyline(img, x, y, {{0, 0}, {width, 0}, {width, height}, {0, height}}, color, true, bClip) | 99 | polyrect(img, x, y, {{0, 0}, {width, 0}, {width, height}, {0, height}}, color, bClip) |
117 | 100 | ||
118 | end | 101 | end |
119 | 102 | ||
@@ -240,190 +223,9 @@ local _draw = {} do | |||
240 | _copy(dst, src, x, y, 1, 1, _NIL, _NIL, bClip) | 223 | _copy(dst, src, x, y, 1, 1, _NIL, _NIL, bClip) |
241 | end | 224 | end |
242 | 225 | ||
243 | -- floods an area of targetclr with fillclr x, y specifies the start seed | ||
244 | _draw.flood_fill = function(img, x, y, targetclr, fillclr) | ||
245 | -- scanline 4-way flood algorithm | ||
246 | -- ^ | ||
247 | -- <--------x---> | ||
248 | -- v | ||
249 | -- check that target color doesn't = fill and the first point is target color | ||
250 | if targetclr == fillclr or targetclr ~= _get(img, x, y, true) then return end | ||
251 | local max_w = img:width() | ||
252 | local max_h = img:height() | ||
253 | |||
254 | local qpt = {} -- FIFO queue | ||
255 | -- rather than moving elements around in our FIFO queue | ||
256 | -- for each read; increment 'qhead' by 2 | ||
257 | -- set both elements to nil and let the | ||
258 | -- garbage collector worry about it | ||
259 | -- for each write; increment 'qtail' by 2 | ||
260 | -- x coordinates are in odd indices while | ||
261 | -- y coordinates are in even indices | ||
262 | |||
263 | local qtail = 0 | ||
264 | |||
265 | local function check_ns(val, x, y) | ||
266 | if targetclr == val then | ||
267 | y = y - 1 | ||
268 | if targetclr == _get(img, x, y, true) then -- north | ||
269 | qtail = qtail + 2 | ||
270 | qpt[qtail - 1] = x | ||
271 | qpt[qtail] = y | ||
272 | end | ||
273 | y = y + 2 | ||
274 | if targetclr == _get(img, x, y, true) then -- south | ||
275 | qtail = qtail + 2 | ||
276 | qpt[qtail - 1] = x | ||
277 | qpt[qtail] = y | ||
278 | end | ||
279 | return fillclr | ||
280 | end | ||
281 | return _NIL -- signal marshal to stop | ||
282 | end | ||
283 | |||
284 | local function seed_pt(x, y) | ||
285 | -- should never hit max but make sure not to end early | ||
286 | for qhead = 2, 0x40000000, 2 do | ||
287 | |||
288 | if targetclr == _get(img, x, y, true) then | ||
289 | _marshal(img, x, y, 1, y, _NIL, _NIL, true, check_ns) -- west | ||
290 | _marshal(img, x + 1, y, max_w, y, _NIL, _NIL, true, check_ns) -- east | ||
291 | end | ||
292 | |||
293 | x = qpt[qhead - 1] | ||
294 | qpt[qhead - 1] = _NIL | ||
295 | |||
296 | if not x then break end | ||
297 | |||
298 | y = qpt[qhead] | ||
299 | qpt[qhead] = _NIL | ||
300 | end | ||
301 | end | ||
302 | |||
303 | seed_pt(x, y) -- Begin | ||
304 | end -- flood_fill | ||
305 | |||
306 | -- draws a closed figure based on points in t_points | ||
307 | _draw.polygon = function(img, x, y, t_points, color, fillcolor, bClip) | ||
308 | if #t_points < 2 then error("not enough points", 3) end | ||
309 | |||
310 | if fillcolor then | ||
311 | local x_min, x_max = 0, 0 | ||
312 | local y_min, y_max = 0, 0 | ||
313 | local w, h = 0, 0 | ||
314 | -- find boundries of polygon | ||
315 | for i = 1, #t_points, 1 do | ||
316 | local pt = t_points[i] | ||
317 | if pt[1] < x_min then x_min = pt[1] end | ||
318 | if pt[1] > x_max then x_max = pt[1] end | ||
319 | if pt[2] < y_min then y_min = pt[2] end | ||
320 | if pt[2] > y_max then y_max = pt[2] end | ||
321 | end | ||
322 | w = _abs(x_max) + _abs(x_min) | ||
323 | h = _abs(y_max) + _abs(y_min) | ||
324 | x_min = x_min - 2 -- leave a border to use flood_fill | ||
325 | y_min = y_min - 2 | ||
326 | |||
327 | local fill_img = _newimg(w + 3, h + 3) | ||
328 | _clear(fill_img, 0x1) | ||
329 | |||
330 | for i = 1, #t_points, 1 do | ||
331 | local pt1 = t_points[i] | ||
332 | local pt2 = t_points[i + 1] or t_points[1]-- first and last point | ||
333 | _line(fill_img, pt1[1] - x_min, pt1[2] - y_min, | ||
334 | pt2[1]- x_min, pt2[2] - y_min, 0) | ||
335 | |||
336 | end | ||
337 | _draw.flood_fill(fill_img, fill_img:width(), fill_img:height() , 0x1, 0x0) | ||
338 | _copy(img, fill_img, x - 1, y - 1, _NIL, _NIL, _NIL, _NIL, bClip, BSAND, fillcolor) | ||
339 | end | ||
340 | |||
341 | polyline(img, x, y, t_points, color, true, bClip) | ||
342 | end | ||
343 | |||
344 | -- draw text onto image if width/height are supplied text is centered | ||
345 | _draw.text = function(img, x, y, width, height, font, color, text) | ||
346 | font = font or rb.FONT_UI | ||
347 | |||
348 | local opts = {x = 0, y = 0, width = LCD_W - 1, height = LCD_H - 1, | ||
349 | font = font, drawmode = 3, fg_pattern = 0x1, bg_pattern = 0} | ||
350 | |||
351 | if rb.LCD_DEPTH == 2 then -- invert 2-bit screens | ||
352 | --vp.drawmode = bit.bxor(vp.drawmode, 4) | ||
353 | opts.fg_pattern = 3 - opts.fg_pattern | ||
354 | opts.bg_pattern = 3 - opts.bg_pattern | ||
355 | end | ||
356 | rb.set_viewport(opts) | ||
357 | |||
358 | local res, w, h = rb.font_getstringsize(text, font) | ||
359 | |||
360 | if not width then | ||
361 | width = 0 | ||
362 | else | ||
363 | width = (width - w) / 2 | ||
364 | end | ||
365 | |||
366 | if not height then | ||
367 | height = 0 | ||
368 | else | ||
369 | height = (height - h) / 2 | ||
370 | end | ||
371 | |||
372 | -- make a copy of the current screen for later | ||
373 | local screen_img = _newimg(LCD_W, LCD_H) | ||
374 | _copy(screen_img, _LCD) | ||
375 | |||
376 | -- check if the screen buffer is supplied image if so set img to the copy | ||
377 | if img == _LCD then | ||
378 | img = screen_img | ||
379 | end | ||
380 | |||
381 | -- we will be printing the text to the screen then blitting into img | ||
382 | rb.lcd_clear_display() | ||
383 | |||
384 | if w > LCD_W then -- text is too long for the screen do it in chunks | ||
385 | local l = 1 | ||
386 | local resp, wp, hp | ||
387 | local lenr = text:len() | ||
388 | |||
389 | while lenr > 1 do | ||
390 | l = lenr | ||
391 | resp, wp, hp = rb.font_getstringsize(text:sub(1, l), font) | ||
392 | |||
393 | while wp >= LCD_W and l > 1 do | ||
394 | l = l - 1 | ||
395 | resp, wp, hp = rb.font_getstringsize(text:sub( 1, l), font) | ||
396 | end | ||
397 | |||
398 | rb.lcd_putsxy(0, 0, text:sub(1, l)) | ||
399 | text = text:sub(l) | ||
400 | |||
401 | if x + width > img:width() or y + height > img:height() then | ||
402 | break | ||
403 | end | ||
404 | |||
405 | -- using the mask we made blit color into img | ||
406 | _copy(img, _LCD, x + width, y + height, _NIL, _NIL, _NIL, _NIL, false, BSAND, color) | ||
407 | x = x + wp | ||
408 | rb.lcd_clear_display() | ||
409 | lenr = text:len() | ||
410 | end | ||
411 | else --w <= LCD_W | ||
412 | rb.lcd_putsxy(0, 0, text) | ||
413 | |||
414 | -- using the mask we made blit color into img | ||
415 | _copy(img, _LCD, x + width, y + height, _NIL, _NIL, _NIL, _NIL, false, BSAND, color) | ||
416 | end | ||
417 | |||
418 | _copy(_LCD, screen_img) -- restore screen | ||
419 | rb.set_viewport() -- set viewport default | ||
420 | return res, w, h | ||
421 | end | ||
422 | |||
423 | -- expose internal functions to the outside through _draw table | 226 | -- expose internal functions to the outside through _draw table |
424 | _draw.hline = hline | 227 | _draw.hline = hline |
425 | _draw.vline = vline | 228 | _draw.vline = vline |
426 | _draw.polyline = polyline | ||
427 | _draw.rect = rect | 229 | _draw.rect = rect |
428 | _draw.rounded_rect = rounded_rect | 230 | _draw.rounded_rect = rounded_rect |
429 | end -- _draw functions | 231 | end -- _draw functions |
diff --git a/apps/plugins/lua/include_lua/draw_floodfill.lua b/apps/plugins/lua/include_lua/draw_floodfill.lua new file mode 100644 index 0000000000..0303e711f2 --- /dev/null +++ b/apps/plugins/lua/include_lua/draw_floodfill.lua | |||
@@ -0,0 +1,95 @@ | |||
1 | --[[ Lua Floodfill function | ||
2 | /*************************************************************************** | ||
3 | * __________ __ ___. | ||
4 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
5 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
6 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
7 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
8 | * \/ \/ \/ \/ \/ | ||
9 | * $Id$ | ||
10 | * | ||
11 | * Copyright (C) 2017 William Wilgus | ||
12 | * | ||
13 | * This program is free software; you can redistribute it and/or | ||
14 | * modify it under the terms of the GNU General Public License | ||
15 | * as published by the Free Software Foundation; either version 2 | ||
16 | * of the License, or (at your option) any later version. | ||
17 | * | ||
18 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
19 | * KIND, either express or implied. | ||
20 | * | ||
21 | ****************************************************************************/ | ||
22 | ]] | ||
23 | -- floods an area of targetclr with fillclr x, y specifies the start seed | ||
24 | -- flood_fill(img, x, y, targetclr, fillclr) | ||
25 | if not rb.lcd_framebuffer then rb.splash(rb.HZ, "No Support!") return nil end | ||
26 | do | ||
27 | |||
28 | local rocklib_image = getmetatable(rb.lcd_framebuffer()) | ||
29 | local _NIL = nil -- nil placeholder | ||
30 | local _get = rocklib_image.get | ||
31 | local _line = rocklib_image.line | ||
32 | local _marshal = rocklib_image.marshal | ||
33 | |||
34 | return function(img, x, y, targetclr, fillclr) | ||
35 | -- scanline 4-way flood algorithm | ||
36 | -- ^ | ||
37 | -- <--------x---> | ||
38 | -- v | ||
39 | -- check that target color doesn't = fill and the first point is target color | ||
40 | if targetclr == fillclr or targetclr ~= _get(img, x, y, true) then return end | ||
41 | local max_w = img:width() | ||
42 | local max_h = img:height() | ||
43 | |||
44 | local qpt = {} -- FIFO queue | ||
45 | -- rather than moving elements around in our FIFO queue | ||
46 | -- for each read; increment 'qhead' by 2 | ||
47 | -- set both elements to nil and let the | ||
48 | -- garbage collector worry about it | ||
49 | -- for each write; increment 'qtail' by 2 | ||
50 | -- x coordinates are in odd indices while | ||
51 | -- y coordinates are in even indices | ||
52 | |||
53 | local qtail = 0 | ||
54 | |||
55 | local function check_ns(val, x, y) | ||
56 | if targetclr == val then | ||
57 | y = y - 1 | ||
58 | if targetclr == _get(img, x, y, true) then -- north | ||
59 | qtail = qtail + 2 | ||
60 | qpt[qtail - 1] = x | ||
61 | qpt[qtail] = y | ||
62 | end | ||
63 | y = y + 2 | ||
64 | if targetclr == _get(img, x, y, true) then -- south | ||
65 | qtail = qtail + 2 | ||
66 | qpt[qtail - 1] = x | ||
67 | qpt[qtail] = y | ||
68 | end | ||
69 | return fillclr | ||
70 | end | ||
71 | return _NIL -- signal marshal to stop | ||
72 | end | ||
73 | |||
74 | local function seed_pt(x, y) | ||
75 | -- should never hit max but make sure not to end early | ||
76 | for qhead = 2, 0x40000000, 2 do | ||
77 | |||
78 | if targetclr == _get(img, x, y, true) then | ||
79 | _marshal(img, x, y, 1, y, _NIL, _NIL, true, check_ns) -- west | ||
80 | _marshal(img, x + 1, y, max_w, y, _NIL, _NIL, true, check_ns) -- east | ||
81 | end | ||
82 | |||
83 | x = qpt[qhead - 1] | ||
84 | qpt[qhead - 1] = _NIL | ||
85 | |||
86 | if not x then break end | ||
87 | |||
88 | y = qpt[qhead] | ||
89 | qpt[qhead] = _NIL | ||
90 | end | ||
91 | end | ||
92 | |||
93 | seed_pt(x, y) -- Begin | ||
94 | end -- flood_fill | ||
95 | end | ||
diff --git a/apps/plugins/lua/include_lua/draw_poly.lua b/apps/plugins/lua/include_lua/draw_poly.lua new file mode 100644 index 0000000000..fd76a582b1 --- /dev/null +++ b/apps/plugins/lua/include_lua/draw_poly.lua | |||
@@ -0,0 +1,103 @@ | |||
1 | --[[ Lua Poly Drawing functions | ||
2 | /*************************************************************************** | ||
3 | * __________ __ ___. | ||
4 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
5 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
6 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
7 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
8 | * \/ \/ \/ \/ \/ | ||
9 | * $Id$ | ||
10 | * | ||
11 | * Copyright (C) 2017 William Wilgus | ||
12 | * | ||
13 | * This program is free software; you can redistribute it and/or | ||
14 | * modify it under the terms of the GNU General Public License | ||
15 | * as published by the Free Software Foundation; either version 2 | ||
16 | * of the License, or (at your option) any later version. | ||
17 | * | ||
18 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
19 | * KIND, either express or implied. | ||
20 | * | ||
21 | ****************************************************************************/ | ||
22 | ]] | ||
23 | |||
24 | --[[ Exposed Functions | ||
25 | _poly.polygon | ||
26 | _poly.polyline | ||
27 | ]] | ||
28 | |||
29 | if not rb.lcd_framebuffer then rb.splash(rb.HZ, "No Support!") return nil end | ||
30 | |||
31 | local _poly = {} do | ||
32 | local BSAND = 8 -- blits color to dst if src <> 0 | ||
33 | local _NIL = nil -- nil placeholder | ||
34 | |||
35 | local _abs = math.abs | ||
36 | local _copy = rocklib_image.copy | ||
37 | local _line = rocklib_image.line | ||
38 | local flood_fill = require("draw_floodfill") | ||
39 | |||
40 | -- draws a non-filled figure based on points in t-points | ||
41 | local function polyline(img, x, y, t_points, color, bClosed, bClip) | ||
42 | if #t_points < 2 then error("not enough points", 3) end | ||
43 | |||
44 | local pt_first_last | ||
45 | |||
46 | if bClosed then | ||
47 | pt_first_last = t_points[1] | ||
48 | else | ||
49 | pt_first_last = t_points[#t_points] | ||
50 | end | ||
51 | |||
52 | for i = 1, #t_points, 1 do | ||
53 | local pt1 = t_points[i] | ||
54 | |||
55 | local pt2 = t_points[i + 1] or pt_first_last-- first and last point | ||
56 | |||
57 | _line(img, pt1[1] + x, pt1[2] + y, pt2[1] + x, pt2[2] + y, color, bClip) | ||
58 | end | ||
59 | |||
60 | end | ||
61 | |||
62 | -- draws a closed figure based on points in t_points | ||
63 | _poly.polygon = function(img, x, y, t_points, color, fillcolor, bClip) | ||
64 | if #t_points < 2 then error("not enough points", 3) end | ||
65 | |||
66 | if fillcolor then | ||
67 | local x_min, x_max = 0, 0 | ||
68 | local y_min, y_max = 0, 0 | ||
69 | local w, h = 0, 0 | ||
70 | -- find boundries of polygon | ||
71 | for i = 1, #t_points, 1 do | ||
72 | local pt = t_points[i] | ||
73 | if pt[1] < x_min then x_min = pt[1] end | ||
74 | if pt[1] > x_max then x_max = pt[1] end | ||
75 | if pt[2] < y_min then y_min = pt[2] end | ||
76 | if pt[2] > y_max then y_max = pt[2] end | ||
77 | end | ||
78 | w = _abs(x_max) + _abs(x_min) | ||
79 | h = _abs(y_max) + _abs(y_min) | ||
80 | x_min = x_min - 2 -- leave a border to use flood_fill | ||
81 | y_min = y_min - 2 | ||
82 | |||
83 | local fill_img = _newimg(w + 3, h + 3) | ||
84 | _clear(fill_img, 0x1) | ||
85 | |||
86 | for i = 1, #t_points, 1 do | ||
87 | local pt1 = t_points[i] | ||
88 | local pt2 = t_points[i + 1] or t_points[1]-- first and last point | ||
89 | _line(fill_img, pt1[1] - x_min, pt1[2] - y_min, | ||
90 | pt2[1]- x_min, pt2[2] - y_min, 0) | ||
91 | |||
92 | end | ||
93 | flood_fill(fill_img, fill_img:width(), fill_img:height() , 0x1, 0x0) | ||
94 | _copy(img, fill_img, x - 1, y - 1, _NIL, _NIL, _NIL, _NIL, bClip, BSAND, fillcolor) | ||
95 | end | ||
96 | |||
97 | polyline(img, x, y, t_points, color, true, bClip) | ||
98 | end | ||
99 | |||
100 | -- expose internal functions to the outside through _poly table | ||
101 | _poly.polyline = polyline | ||
102 | end | ||
103 | return _poly | ||
diff --git a/apps/plugins/lua/include_lua/draw_text.lua b/apps/plugins/lua/include_lua/draw_text.lua new file mode 100644 index 0000000000..3722931c2c --- /dev/null +++ b/apps/plugins/lua/include_lua/draw_text.lua | |||
@@ -0,0 +1,121 @@ | |||
1 | --[[ Lua Draw Text function | ||
2 | /*************************************************************************** | ||
3 | * __________ __ ___. | ||
4 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
5 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
6 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
7 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
8 | * \/ \/ \/ \/ \/ | ||
9 | * $Id$ | ||
10 | * | ||
11 | * Copyright (C) 2017 William Wilgus | ||
12 | * | ||
13 | * This program is free software; you can redistribute it and/or | ||
14 | * modify it under the terms of the GNU General Public License | ||
15 | * as published by the Free Software Foundation; either version 2 | ||
16 | * of the License, or (at your option) any later version. | ||
17 | * | ||
18 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
19 | * KIND, either express or implied. | ||
20 | * | ||
21 | ****************************************************************************/ | ||
22 | ]] | ||
23 | -- draw text onto image if width/height are supplied text is centered | ||
24 | |||
25 | if not rb.lcd_framebuffer then rb.splash(rb.HZ, "No Support!") return nil end | ||
26 | |||
27 | do | ||
28 | -- Internal Constants | ||
29 | local rocklib_image = getmetatable(rb.lcd_framebuffer()) | ||
30 | local _LCD = rb.lcd_framebuffer() | ||
31 | local LCD_W, LCD_H = rb.LCD_WIDTH, rb.LCD_HEIGHT | ||
32 | local BSAND = 8 -- blits color to dst if src <> 0 | ||
33 | local _NIL = nil -- nil placeholder | ||
34 | |||
35 | local _clear = rocklib_image.clear | ||
36 | local _copy = rocklib_image.copy | ||
37 | local _newimg = rb.new_image | ||
38 | |||
39 | |||
40 | return function(img, x, y, width, height, font, color, text) | ||
41 | font = font or rb.FONT_UI | ||
42 | |||
43 | local opts = {x = 0, y = 0, width = LCD_W - 1, height = LCD_H - 1, | ||
44 | font = font, drawmode = 3, fg_pattern = 0x1, bg_pattern = 0} | ||
45 | |||
46 | if rb.LCD_DEPTH == 2 then -- invert 2-bit screens | ||
47 | --vp.drawmode = bit.bxor(vp.drawmode, 4) | ||
48 | opts.fg_pattern = 3 - opts.fg_pattern | ||
49 | opts.bg_pattern = 3 - opts.bg_pattern | ||
50 | end | ||
51 | rb.set_viewport(opts) | ||
52 | |||
53 | local res, w, h = rb.font_getstringsize(text, font) | ||
54 | |||
55 | if not width then | ||
56 | width = 0 | ||
57 | else | ||
58 | width = (width - w) / 2 | ||
59 | end | ||
60 | |||
61 | if not height then | ||
62 | height = 0 | ||
63 | else | ||
64 | height = (height - h) / 2 | ||
65 | end | ||
66 | |||
67 | -- make a copy of the current screen for later | ||
68 | --local screen_img = _newimg(LCD_W, LCD_H) | ||
69 | local screen_img = _newimg(LCD_W, h * 2) | ||
70 | _copy(screen_img, _LCD) | ||
71 | |||
72 | -- check if the screen buffer is supplied image if so set img to the copy | ||
73 | if img == _LCD then | ||
74 | img = screen_img | ||
75 | end | ||
76 | |||
77 | -- we will be printing the text to the screen then blitting into img | ||
78 | --rb.lcd_clear_display() | ||
79 | _clear(_LCD, opts.bg_pattern or 0, 1, 1, LCD_W, h * 2) | ||
80 | |||
81 | if w > LCD_W then -- text is too long for the screen do it in chunks | ||
82 | local l = 1 | ||
83 | local resp, wp, hp | ||
84 | local lenr = text:len() | ||
85 | |||
86 | while lenr > 1 do | ||
87 | l = lenr | ||
88 | resp, wp, hp = rb.font_getstringsize(text:sub(1, l), font) | ||
89 | |||
90 | while wp >= LCD_W and l > 1 do | ||
91 | l = l - 1 | ||
92 | resp, wp, hp = rb.font_getstringsize(text:sub( 1, l), font) | ||
93 | end | ||
94 | |||
95 | rb.lcd_putsxy(0, 0, text:sub(1, l)) | ||
96 | text = text:sub(l) | ||
97 | |||
98 | if x + width > img:width() or y + height > img:height() then | ||
99 | break | ||
100 | end | ||
101 | |||
102 | -- using the mask we made blit color into img | ||
103 | _copy(img, _LCD, x + width, y + height, _NIL, _NIL, _NIL, _NIL, false, BSAND, color) | ||
104 | x = x + wp | ||
105 | --rb.lcd_clear_display() | ||
106 | _clear(_LCD, opts.bg_pattern or 0, 1, 1, LCD_W, h * 2) | ||
107 | |||
108 | lenr = text:len() | ||
109 | end | ||
110 | else --w <= LCD_W | ||
111 | rb.lcd_putsxy(0, 0, text) | ||
112 | |||
113 | -- using the mask we made blit color into img | ||
114 | _copy(img, _LCD, x + width, y + height, _NIL, _NIL, _NIL, _NIL, false, BSAND, color) | ||
115 | end | ||
116 | |||
117 | _copy(_LCD, screen_img) -- restore screen | ||
118 | rb.set_viewport() -- set viewport default | ||
119 | return res, w, h | ||
120 | end | ||
121 | end | ||
diff --git a/apps/plugins/lua/include_lua/image.lua b/apps/plugins/lua/include_lua/image.lua index 2b2a1ce19f..5fd452ea78 100644 --- a/apps/plugins/lua/include_lua/image.lua +++ b/apps/plugins/lua/include_lua/image.lua | |||
@@ -23,7 +23,6 @@ | |||
23 | 23 | ||
24 | --[[ Exposed Functions | 24 | --[[ Exposed Functions |
25 | 25 | ||
26 | _img.save | ||
27 | _img.search | 26 | _img.search |
28 | _img.rotate | 27 | _img.rotate |
29 | _img.resize | 28 | _img.resize |
@@ -156,189 +155,6 @@ local _img = {} do | |||
156 | return r_img | 155 | return r_img |
157 | end | 156 | end |
158 | 157 | ||
159 | -- saves img to file: name | ||
160 | _img.save = function(img, name) | ||
161 | -- bmp saving derived from rockbox - screendump.c | ||
162 | -- bitdepth is limited by the device | ||
163 | -- eg. device displays greyscale, rgb images are saved greyscale | ||
164 | local file | ||
165 | local bbuffer = {} -- concat buffer for s_bytes | ||
166 | local fbuffer = {} -- concat buffer for file writes, reused | ||
167 | |||
168 | local function s_bytesLE(bits, value) | ||
169 | -- bits must be multiples of 8 (sizeof byte) | ||
170 | local byte | ||
171 | local nbytes = bit.rshift(bits, 3) | ||
172 | for b = 1, nbytes do | ||
173 | if value > 0 then | ||
174 | byte = value % 256 | ||
175 | value = (value - byte) / 256 | ||
176 | else | ||
177 | byte = 0 | ||
178 | end | ||
179 | bbuffer[b] = string.char(byte) | ||
180 | end | ||
181 | return table.concat(bbuffer, _NIL, 1, nbytes) | ||
182 | end | ||
183 | |||
184 | local function s_bytesBE(bits, value) | ||
185 | -- bits must be multiples of 8 (sizeof byte) | ||
186 | local byte | ||
187 | local nbytes = bit.rshift(bits, 3) | ||
188 | for b = nbytes, 1, -1 do | ||
189 | if value > 0 then | ||
190 | byte = value % 256 | ||
191 | value = (value - byte) / 256 | ||
192 | else | ||
193 | byte = 0 | ||
194 | end | ||
195 | bbuffer[b] = string.char(byte) | ||
196 | end | ||
197 | return table.concat(bbuffer, _NIL, 1, nbytes) | ||
198 | end | ||
199 | |||
200 | local cmp = {["r"] = function(c) return bit.band(bit.rshift(c, 16), 0xFF) end, | ||
201 | ["g"] = function(c) return bit.band(bit.rshift(c, 08), 0xFF) end, | ||
202 | ["b"] = function(c) return bit.band(c, 0xFF) end} | ||
203 | |||
204 | local function bmp_color(color) | ||
205 | return s_bytesLE(8, cmp.b(color)).. | ||
206 | s_bytesLE(8, cmp.g(color)).. | ||
207 | s_bytesLE(8, cmp.r(color)).. | ||
208 | s_bytesLE(8, 0) .. "" | ||
209 | end -- c_cmp(color, c.r)) | ||
210 | |||
211 | local function bmp_color_mix(c1, c2, num, den) | ||
212 | -- mixes c1 and c2 as ratio of numerator / denominator | ||
213 | -- used 2x each save results | ||
214 | local bc1, gc1, rc1 = cmp.b(c1), cmp.g(c1), cmp.r(c1) | ||
215 | |||
216 | return s_bytesLE(8, cmp.b(c2) - bc1 * num / den + bc1).. | ||
217 | s_bytesLE(8, cmp.g(c2) - gc1 * num / den + gc1).. | ||
218 | s_bytesLE(8, cmp.r(c2) - rc1 * num / den + rc1).. | ||
219 | s_bytesLE(8, 0) .. "" | ||
220 | end | ||
221 | |||
222 | local w, h = img:width(), img:height() | ||
223 | local depth = tonumber(img:__tostring(6)) -- RLI_INFO_DEPTH = 0x6 | ||
224 | local format = tonumber(img:__tostring(7)) -- RLI_INFO_FORMAT = 0x7 | ||
225 | |||
226 | local bpp, bypl -- bits per pixel, bytes per line | ||
227 | -- bypl, pad rows to a multiple of 4 bytes | ||
228 | if depth <= 4 then | ||
229 | bpp = 8 -- 256 color image | ||
230 | bypl = (w + 3) | ||
231 | elseif depth <= 16 then | ||
232 | bpp = 16 | ||
233 | bypl = (w * 2 + 3) | ||
234 | elseif depth <= 24 then | ||
235 | bpp = 24 | ||
236 | bypl = (w * 3 + 3) | ||
237 | else | ||
238 | bpp = 32 | ||
239 | bypl = (w * 4 + 3) | ||
240 | end | ||
241 | |||
242 | local linebytes = bit.band(bypl, bit.bnot(3)) | ||
243 | |||
244 | local bytesperpixel = bit.rshift(bpp, 3) | ||
245 | local headersz = 54 | ||
246 | local imgszpad = h * linebytes | ||
247 | |||
248 | local compression, n_colors = 0, 0 | ||
249 | local h_ppm, v_ppm = 0x00000EC4, 0x00000EC4 --Pixels Per Meter ~ 96 dpi | ||
250 | |||
251 | if depth == 16 then | ||
252 | compression = 3 -- BITFIELDS | ||
253 | n_colors = 3 | ||
254 | elseif depth <= 8 then | ||
255 | n_colors = bit.lshift(1, depth) | ||
256 | end | ||
257 | |||
258 | headersz = headersz + (4 * n_colors) | ||
259 | |||
260 | file = io.open('/' .. name, "w+") -- overwrite, rb ignores the 'b' flag | ||
261 | |||
262 | if not file then | ||
263 | rb.splash(rb.HZ, "Error opening /" .. name) | ||
264 | return | ||
265 | end | ||
266 | -- create a bitmap header 'rope' with image details -- concatenated at end | ||
267 | local bmpheader = fbuffer | ||
268 | |||
269 | bmpheader[01] = "BM" | ||
270 | bmpheader[02] = s_bytesLE(32, headersz + imgszpad) | ||
271 | bmpheader[03] = "\0\0\0\0" -- WORD reserved 1 & 2 | ||
272 | bmpheader[04] = s_bytesLE(32, headersz) -- BITMAPCOREHEADER size | ||
273 | bmpheader[05] = s_bytesLE(32, 40) -- BITMAPINFOHEADER size | ||
274 | |||
275 | bmpheader[06] = s_bytesLE(32, w) | ||
276 | bmpheader[07] = s_bytesLE(32, h) | ||
277 | bmpheader[08] = "\1\0" -- WORD color planes ALWAYS 1 | ||
278 | bmpheader[09] = s_bytesLE(16, bpp) -- bits/pixel | ||
279 | bmpheader[10] = s_bytesLE(32, compression) | ||
280 | bmpheader[11] = s_bytesLE(32, imgszpad) | ||
281 | bmpheader[12] = s_bytesLE(32, h_ppm) -- biXPelsPerMeter | ||
282 | bmpheader[13] = s_bytesLE(32, v_ppm) -- biYPelsPerMeter | ||
283 | bmpheader[14] = s_bytesLE(32, n_colors) | ||
284 | bmpheader[15] = s_bytesLE(32, n_colors) | ||
285 | |||
286 | -- Color Table (#n_colors entries) | ||
287 | if depth == 1 then -- assuming positive display | ||
288 | bmpheader[#bmpheader + 1] = bmp_color(0xFFFFFF) | ||
289 | bmpheader[#bmpheader + 1] = bmp_color(0x0) | ||
290 | elseif depth == 2 then | ||
291 | bmpheader[#bmpheader + 1] = bmp_color(0xFFFFFF) | ||
292 | bmpheader[#bmpheader + 1] = bmp_color_mix(0xFFFFFF, 0, 1, 3) | ||
293 | bmpheader[#bmpheader + 1] = bmp_color_mix(0xFFFFFF, 0, 2, 3) | ||
294 | bmpheader[#bmpheader + 1] = bmp_color(0x0) | ||
295 | elseif depth == 16 then | ||
296 | if format == 555 then | ||
297 | -- red bitfield mask | ||
298 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x00007C00) | ||
299 | -- green bitfield mask | ||
300 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x000003E0) | ||
301 | -- blue bitfield mask | ||
302 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x0000001F) | ||
303 | else --565 | ||
304 | -- red bitfield mask | ||
305 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x0000F800) | ||
306 | -- green bitfield mask | ||
307 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x000007E0) | ||
308 | -- blue bitfield mask | ||
309 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x0000001F) | ||
310 | end | ||
311 | end | ||
312 | |||
313 | file:write(table.concat(fbuffer))-- write the header to the file now | ||
314 | for i=1, #fbuffer do fbuffer[i] = _NIL end -- reuse table | ||
315 | |||
316 | local imgdata = fbuffer | ||
317 | -- pad rows to a multiple of 4 bytes | ||
318 | local bytesleft = linebytes - (bytesperpixel * w) | ||
319 | local t_data = {} | ||
320 | local fs_bytes_E = s_bytesLE -- default save in Little Endian | ||
321 | |||
322 | if format == 3553 then -- RGB565SWAPPED | ||
323 | fs_bytes_E = s_bytesBE -- Saves in Big Endian | ||
324 | end | ||
325 | |||
326 | -- Bitmap lines start at bottom unless biHeight is negative | ||
327 | for point in _points(img, 1, h, w + bytesleft, 1) do | ||
328 | imgdata[#imgdata + 1] = fs_bytes_E(bpp, point or 0) | ||
329 | |||
330 | if #fbuffer >= 31 then -- buffered write, increase # for performance | ||
331 | file:write(table.concat(fbuffer)) | ||
332 | for i=1, #fbuffer do fbuffer[i] = _NIL end -- reuse table | ||
333 | end | ||
334 | |||
335 | end | ||
336 | file:write(table.concat(fbuffer)) --write leftovers to file | ||
337 | fbuffer = _NIL | ||
338 | |||
339 | file:close() | ||
340 | end -- save(img, name) | ||
341 | |||
342 | --searches an image for target color | 158 | --searches an image for target color |
343 | _img.search = function(img, x1, y1, x2, y2, targetclr, variation, stepx, stepy) | 159 | _img.search = function(img, x1, y1, x2, y2, targetclr, variation, stepx, stepy) |
344 | 160 | ||
diff --git a/apps/plugins/lua/include_lua/image_save.lua b/apps/plugins/lua/include_lua/image_save.lua new file mode 100644 index 0000000000..4735af46d7 --- /dev/null +++ b/apps/plugins/lua/include_lua/image_save.lua | |||
@@ -0,0 +1,215 @@ | |||
1 | --[[ Lua Image save | ||
2 | /*************************************************************************** | ||
3 | * __________ __ ___. | ||
4 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
5 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
6 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
7 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
8 | * \/ \/ \/ \/ \/ | ||
9 | * $Id$ | ||
10 | * | ||
11 | * Copyright (C) 2017 William Wilgus | ||
12 | * | ||
13 | * This program is free software; you can redistribute it and/or | ||
14 | * modify it under the terms of the GNU General Public License | ||
15 | * as published by the Free Software Foundation; either version 2 | ||
16 | * of the License, or (at your option) any later version. | ||
17 | * | ||
18 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
19 | * KIND, either express or implied. | ||
20 | * | ||
21 | ****************************************************************************/ | ||
22 | ]] | ||
23 | -- save(img, path/name) | ||
24 | -- bmp saving derived from rockbox - screendump.c | ||
25 | -- bitdepth is limited by the device | ||
26 | -- eg. device displays greyscale, rgb images are saved greyscale | ||
27 | if not rb.lcd_framebuffer then rb.splash(rb.HZ, "No Support!") return nil end | ||
28 | |||
29 | do | ||
30 | local rocklib_image = getmetatable(rb.lcd_framebuffer()) | ||
31 | |||
32 | -- internal constants | ||
33 | local _NIL = nil -- _NIL placeholder | ||
34 | local _points = rocklib_image.points | ||
35 | |||
36 | -- saves img to file: name | ||
37 | return function(img, name) | ||
38 | local file | ||
39 | local bbuffer = {} -- concat buffer for s_bytes | ||
40 | local fbuffer = {} -- concat buffer for file writes, reused | ||
41 | |||
42 | local function s_bytesLE(bits, value) | ||
43 | -- bits must be multiples of 8 (sizeof byte) | ||
44 | local byte | ||
45 | local nbytes = bit.rshift(bits, 3) | ||
46 | for b = 1, nbytes do | ||
47 | if value > 0 then | ||
48 | byte = value % 256 | ||
49 | value = (value - byte) / 256 | ||
50 | else | ||
51 | byte = 0 | ||
52 | end | ||
53 | bbuffer[b] = string.char(byte) | ||
54 | end | ||
55 | return table.concat(bbuffer, _NIL, 1, nbytes) | ||
56 | end | ||
57 | |||
58 | local function s_bytesBE(bits, value) | ||
59 | -- bits must be multiples of 8 (sizeof byte) | ||
60 | local byte | ||
61 | local nbytes = bit.rshift(bits, 3) | ||
62 | for b = nbytes, 1, -1 do | ||
63 | if value > 0 then | ||
64 | byte = value % 256 | ||
65 | value = (value - byte) / 256 | ||
66 | else | ||
67 | byte = 0 | ||
68 | end | ||
69 | bbuffer[b] = string.char(byte) | ||
70 | end | ||
71 | return table.concat(bbuffer, _NIL, 1, nbytes) | ||
72 | end | ||
73 | |||
74 | local cmp = {["r"] = function(c) return bit.band(bit.rshift(c, 16), 0xFF) end, | ||
75 | ["g"] = function(c) return bit.band(bit.rshift(c, 08), 0xFF) end, | ||
76 | ["b"] = function(c) return bit.band(c, 0xFF) end} | ||
77 | |||
78 | local function bmp_color(color) | ||
79 | return s_bytesLE(8, cmp.b(color)).. | ||
80 | s_bytesLE(8, cmp.g(color)).. | ||
81 | s_bytesLE(8, cmp.r(color)).. | ||
82 | s_bytesLE(8, 0) .. "" | ||
83 | end -- c_cmp(color, c.r)) | ||
84 | |||
85 | local function bmp_color_mix(c1, c2, num, den) | ||
86 | -- mixes c1 and c2 as ratio of numerator / denominator | ||
87 | -- used 2x each save results | ||
88 | local bc1, gc1, rc1 = cmp.b(c1), cmp.g(c1), cmp.r(c1) | ||
89 | |||
90 | return s_bytesLE(8, cmp.b(c2) - bc1 * num / den + bc1).. | ||
91 | s_bytesLE(8, cmp.g(c2) - gc1 * num / den + gc1).. | ||
92 | s_bytesLE(8, cmp.r(c2) - rc1 * num / den + rc1).. | ||
93 | s_bytesLE(8, 0) .. "" | ||
94 | end | ||
95 | |||
96 | local w, h = img:width(), img:height() | ||
97 | local depth = tonumber(img:__tostring(6)) -- RLI_INFO_DEPTH = 0x6 | ||
98 | local format = tonumber(img:__tostring(7)) -- RLI_INFO_FORMAT = 0x7 | ||
99 | |||
100 | local bpp, bypl -- bits per pixel, bytes per line | ||
101 | -- bypl, pad rows to a multiple of 4 bytes | ||
102 | if depth <= 4 then | ||
103 | bpp = 8 -- 256 color image | ||
104 | bypl = (w + 3) | ||
105 | elseif depth <= 16 then | ||
106 | bpp = 16 | ||
107 | bypl = (w * 2 + 3) | ||
108 | elseif depth <= 24 then | ||
109 | bpp = 24 | ||
110 | bypl = (w * 3 + 3) | ||
111 | else | ||
112 | bpp = 32 | ||
113 | bypl = (w * 4 + 3) | ||
114 | end | ||
115 | |||
116 | local linebytes = bit.band(bypl, bit.bnot(3)) | ||
117 | |||
118 | local bytesperpixel = bit.rshift(bpp, 3) | ||
119 | local headersz = 54 | ||
120 | local imgszpad = h * linebytes | ||
121 | |||
122 | local compression, n_colors = 0, 0 | ||
123 | local h_ppm, v_ppm = 0x00000EC4, 0x00000EC4 --Pixels Per Meter ~ 96 dpi | ||
124 | |||
125 | if depth == 16 then | ||
126 | compression = 3 -- BITFIELDS | ||
127 | n_colors = 3 | ||
128 | elseif depth <= 8 then | ||
129 | n_colors = bit.lshift(1, depth) | ||
130 | end | ||
131 | |||
132 | headersz = headersz + (4 * n_colors) | ||
133 | |||
134 | file = io.open('/' .. name, "w+") -- overwrite, rb ignores the 'b' flag | ||
135 | |||
136 | if not file then | ||
137 | rb.splash(rb.HZ, "Error opening /" .. name) | ||
138 | return | ||
139 | end | ||
140 | -- create a bitmap header 'rope' with image details -- concatenated at end | ||
141 | local bmpheader = fbuffer | ||
142 | |||
143 | bmpheader[01] = "BM" | ||
144 | bmpheader[02] = s_bytesLE(32, headersz + imgszpad) | ||
145 | bmpheader[03] = "\0\0\0\0" -- WORD reserved 1 & 2 | ||
146 | bmpheader[04] = s_bytesLE(32, headersz) -- BITMAPCOREHEADER size | ||
147 | bmpheader[05] = s_bytesLE(32, 40) -- BITMAPINFOHEADER size | ||
148 | |||
149 | bmpheader[06] = s_bytesLE(32, w) | ||
150 | bmpheader[07] = s_bytesLE(32, h) | ||
151 | bmpheader[08] = "\1\0" -- WORD color planes ALWAYS 1 | ||
152 | bmpheader[09] = s_bytesLE(16, bpp) -- bits/pixel | ||
153 | bmpheader[10] = s_bytesLE(32, compression) | ||
154 | bmpheader[11] = s_bytesLE(32, imgszpad) | ||
155 | bmpheader[12] = s_bytesLE(32, h_ppm) -- biXPelsPerMeter | ||
156 | bmpheader[13] = s_bytesLE(32, v_ppm) -- biYPelsPerMeter | ||
157 | bmpheader[14] = s_bytesLE(32, n_colors) | ||
158 | bmpheader[15] = s_bytesLE(32, n_colors) | ||
159 | |||
160 | -- Color Table (#n_colors entries) | ||
161 | if depth == 1 then -- assuming positive display | ||
162 | bmpheader[#bmpheader + 1] = bmp_color(0xFFFFFF) | ||
163 | bmpheader[#bmpheader + 1] = bmp_color(0x0) | ||
164 | elseif depth == 2 then | ||
165 | bmpheader[#bmpheader + 1] = bmp_color(0xFFFFFF) | ||
166 | bmpheader[#bmpheader + 1] = bmp_color_mix(0xFFFFFF, 0, 1, 3) | ||
167 | bmpheader[#bmpheader + 1] = bmp_color_mix(0xFFFFFF, 0, 2, 3) | ||
168 | bmpheader[#bmpheader + 1] = bmp_color(0x0) | ||
169 | elseif depth == 16 then | ||
170 | if format == 555 then | ||
171 | -- red bitfield mask | ||
172 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x00007C00) | ||
173 | -- green bitfield mask | ||
174 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x000003E0) | ||
175 | -- blue bitfield mask | ||
176 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x0000001F) | ||
177 | else --565 | ||
178 | -- red bitfield mask | ||
179 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x0000F800) | ||
180 | -- green bitfield mask | ||
181 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x000007E0) | ||
182 | -- blue bitfield mask | ||
183 | bmpheader[#bmpheader + 1] = s_bytesLE(32, 0x0000001F) | ||
184 | end | ||
185 | end | ||
186 | |||
187 | file:write(table.concat(fbuffer))-- write the header to the file now | ||
188 | for i=1, #fbuffer do fbuffer[i] = _NIL end -- reuse table | ||
189 | |||
190 | local imgdata = fbuffer | ||
191 | -- pad rows to a multiple of 4 bytes | ||
192 | local bytesleft = linebytes - (bytesperpixel * w) | ||
193 | local t_data = {} | ||
194 | local fs_bytes_E = s_bytesLE -- default save in Little Endian | ||
195 | |||
196 | if format == 3553 then -- RGB565SWAPPED | ||
197 | fs_bytes_E = s_bytesBE -- Saves in Big Endian | ||
198 | end | ||
199 | |||
200 | -- Bitmap lines start at bottom unless biHeight is negative | ||
201 | for point in _points(img, 1, h, w + bytesleft, 1) do | ||
202 | imgdata[#imgdata + 1] = fs_bytes_E(bpp, point or 0) | ||
203 | |||
204 | if #fbuffer >= 31 then -- buffered write, increase # for performance | ||
205 | file:write(table.concat(fbuffer)) | ||
206 | for i=1, #fbuffer do fbuffer[i] = _NIL end -- reuse table | ||
207 | end | ||
208 | |||
209 | end | ||
210 | file:write(table.concat(fbuffer)) --write leftovers to file | ||
211 | fbuffer = _NIL | ||
212 | |||
213 | file:close() | ||
214 | end -- save(img, name) | ||
215 | end | ||
diff --git a/apps/plugins/lua/lua.make b/apps/plugins/lua/lua.make index d5fb85afbc..388c5d74d3 100644 --- a/apps/plugins/lua/lua.make +++ b/apps/plugins/lua/lua.make | |||
@@ -16,8 +16,8 @@ LUA_OBJ := $(call c2obj, $(LUA_SRC)) | |||
16 | OTHER_SRC += $(LUA_SRC) | 16 | OTHER_SRC += $(LUA_SRC) |
17 | 17 | ||
18 | LUA_INCLUDEDIR := $(LUA_SRCDIR)/include_lua | 18 | LUA_INCLUDEDIR := $(LUA_SRCDIR)/include_lua |
19 | LUA_INCLUDELIST := $(addprefix $(LUA_BUILDDIR)/,audio.lua blit.lua color.lua draw.lua \ | 19 | LUA_INCLUDELIST := $(addprefix $(LUA_BUILDDIR)/,audio.lua blit.lua color.lua draw.lua draw_floodfill.lua draw_poly.lua \ |
20 | image.lua lcd.lua math_ex.lua print.lua \ | 20 | draw_text.lua image.lua image_save.lua lcd.lua math_ex.lua print.lua \ |
21 | timer.lua playlist.lua pcm.lua sound.lua \ | 21 | timer.lua playlist.lua pcm.lua sound.lua \ |
22 | rbcompat.lua printtable.lua) | 22 | rbcompat.lua printtable.lua) |
23 | 23 | ||