Add "elfzip" target to make which creates a zip of all elf files, as mapzip does...
[maemo-rb.git] / apps / plugins / lib / grey_parm.c
blob00193e12f23a6879aea04cc7be845378d2f9f0ca
1 /***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
10 * New greyscale framework
11 * Parameter handling
13 * This is a generic framework to display 129 shades of grey on low-depth
14 * bitmap LCDs (Archos b&w, Iriver & Ipod 4-grey) within plugins.
16 * Copyright (C) 2008 Jens Arnold
18 * This program is free software; you can redistribute it and/or
19 * modify it under the terms of the GNU General Public License
20 * as published by the Free Software Foundation; either version 2
21 * of the License, or (at your option) any later version.
23 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
24 * KIND, either express or implied.
26 ****************************************************************************/
28 #include "plugin.h"
29 #include "grey.h"
31 /* Set position of the top left corner of the greyscale overlay
32 Note that depending on the target LCD, either x or y gets rounded
33 to the nearest multiple of 4 or 8 */
34 void grey_set_position(int x, int y)
36 #if LCD_PIXELFORMAT == HORIZONTAL_PACKING
37 _grey_info.bx = (x + 4) >> 3;
38 x = 8 * _grey_info.bx;
39 #else /* vertical packing or vertical interleaved */
40 #if (LCD_DEPTH == 1) || (LCD_PIXELFORMAT == VERTICAL_INTERLEAVED)
41 _grey_info.by = (y + 4) >> 3;
42 y = 8 * _grey_info.by;
43 #elif LCD_DEPTH == 2
44 _grey_info.by = (y + 2) >> 2;
45 y = 4 * _grey_info.by;
46 #endif
47 #endif /* LCD_PIXELFORMAT */
48 _grey_info.x = x;
49 _grey_info.y = y;
51 if (_grey_info.flags & _GREY_RUNNING)
53 #ifdef SIMULATOR
54 rb->sim_lcd_ex_update_rect(_grey_info.x, _grey_info.y,
55 _grey_info.width,
56 _grey_info.height);
57 grey_deferred_lcd_update();
58 #else
59 _grey_info.flags |= _GREY_DEFERRED_UPDATE;
60 #endif
64 /* Set the draw mode for subsequent drawing operations */
65 void grey_set_drawmode(int mode)
67 _grey_info.drawmode = mode & (DRMODE_SOLID|DRMODE_INVERSEVID);
70 /* Return the current draw mode */
71 int grey_get_drawmode(void)
73 return _grey_info.drawmode;
76 /* Set the foreground shade for subsequent drawing operations */
77 void grey_set_foreground(unsigned brightness)
79 _grey_info.fg_brightness = brightness;
82 /* Return the current foreground shade */
83 unsigned grey_get_foreground(void)
85 return _grey_info.fg_brightness;
88 /* Set the background shade for subsequent drawing operations */
89 void grey_set_background(unsigned brightness)
91 _grey_info.bg_brightness = brightness;
94 /* Return the current background shade */
95 unsigned grey_get_background(void)
97 return _grey_info.bg_brightness;
100 /* Set draw mode, foreground and background shades at once */
101 void grey_set_drawinfo(int mode, unsigned fg_brightness, unsigned bg_brightness)
103 grey_set_drawmode(mode);
104 grey_set_foreground(fg_brightness);
105 grey_set_background(bg_brightness);
108 /* Set font for the text output routines */
109 void grey_setfont(int newfont)
111 _grey_info.curfont = newfont;
114 /* Get width and height of a text when printed with the current font */
115 int grey_getstringsize(const unsigned char *str, int *w, int *h)
117 return rb->font_getstringsize(str, w, h, _grey_info.curfont);