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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 Jonathan Gordon
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "inttypes.h"
#include "config.h"
#include "icon.h"
#include "screen_access.h"
#include "icons.h"
#include "settings.h"
#include "bmp.h"
#include "filetypes.h"
#include <default_icons.h>
#if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
#include <remote_default_icons.h>
#endif
/* These are just the file names, the full path is snprint'ed when used */
#define DEFAULT_VIEWER_BMP "viewers"
#define DEFAULT_REMOTE_VIEWER_BMP "remote_viewers"
/* These should probably be moved to config-<target>.h */
#define MAX_ICON_HEIGHT 24
#define MAX_ICON_WIDTH 24
/* We dont actually do anything with these pointers,
but they need to be grouped like this to save code
so storing them as void* is ok. (stops compile warning) */
static const void * inbuilt_icons[NB_SCREENS] = {
(void*)default_icons
#if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
, (void*)remote_default_icons
#endif
};
static const int default_width[NB_SCREENS] = {
BMPWIDTH_default_icons
#if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
, BMPWIDTH_remote_default_icons
#endif
};
/* height of whole file */
static const int default_height[NB_SCREENS] = {
BMPHEIGHT_default_icons
#if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
, BMPHEIGHT_remote_default_icons
#endif
};
#define IMG_BUFSIZE (MAX_ICON_HEIGHT * MAX_ICON_WIDTH * \
Icon_Last_Themeable *LCD_DEPTH/8)
static unsigned char icon_buffer[NB_SCREENS][IMG_BUFSIZE];
static bool custom_icons_loaded[NB_SCREENS] = {false};
static struct bitmap user_iconset[NB_SCREENS];
static unsigned char viewer_icon_buffer[NB_SCREENS][IMG_BUFSIZE];
static bool viewer_icons_loaded[NB_SCREENS] = {false};
static struct bitmap viewer_iconset[NB_SCREENS];
#define ICON_HEIGHT(screen) (!custom_icons_loaded[screen]? \
default_height[screen] : \
user_iconset[screen].height) \
/ Icon_Last_Themeable
#define ICON_WIDTH(screen) (!custom_icons_loaded[screen]? \
default_width[screen] : \
user_iconset[screen].width)
/* x,y in letters, not pixles */
void screen_put_icon(struct screen * display,
int x, int y, enum themable_icons icon)
{
screen_put_icon_with_offset(display, x, y, 0, 0, icon);
}
void screen_put_icon_with_offset(struct screen * display,
int x, int y, int off_x, int off_y,
enum themable_icons icon)
{
int xpos, ypos;
int width, height;
int screen = display->screen_type;
display->getstringsize((unsigned char *)"M", &width, &height);
xpos = x*ICON_WIDTH(screen) + off_x;
ypos = y*height + display->getymargin() + off_y;
if ( height > ICON_HEIGHT(screen) )/* center the cursor */
ypos += (height - ICON_HEIGHT(screen)) / 2;
screen_put_iconxy(display, xpos, ypos, icon);
}
/* x,y in pixels */
void screen_put_iconxy(struct screen * display,
int xpos, int ypos, enum themable_icons icon)
{
const void *data;
int screen = display->screen_type;
int width = ICON_WIDTH(screen);
int height = ICON_HEIGHT(screen);
screen_bitmap_part_func *draw_func = NULL;
if (icon == Icon_NOICON)
{
screen_clear_area(display, xpos, ypos, width, height);
return;
}
else if (icon >= Icon_Last_Themeable)
{
icon -= Icon_Last_Themeable;
if (!viewer_icons_loaded[screen] ||
(global_status.viewer_icon_count*height
> viewer_iconset[screen].height) ||
(icon * height > viewer_iconset[screen].height))
{
screen_put_iconxy(display, xpos, ypos, Icon_Questionmark);
return;
}
data = viewer_iconset[screen].data;
}
else if (custom_icons_loaded[screen])
{
data = user_iconset[screen].data;
}
else
{
data = inbuilt_icons[screen];
}
/* add some left padding to the icons if they are on the edge */
if (xpos == 0)
xpos++;
#if (LCD_DEPTH == 16) || defined(LCD_REMOTE_DEPTH) && (LCD_REMOTE_DEPTH == 16)
if (display->depth == 16)
draw_func = display->transparent_bitmap_part;
else
#endif
draw_func = display->bitmap_part;
draw_func(data, 0, height * icon, width, xpos, ypos, width, height);
}
void screen_put_cursorxy(struct screen * display, int x, int y, bool on)
{
#ifdef HAVE_LCD_BITMAP
screen_put_icon(display, x, y, on?Icon_Cursor:0);
#else
screen_put_icon(display, x, y, on?CURSOR_CHAR:-1);
#endif
}
enum Iconset {
Iconset_Mainscreen,
Iconset_Mainscreen_viewers,
#if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
Iconset_Remotescreen,
Iconset_Remotescreen_viewers,
#endif
};
static void load_icons(const char* filename, enum Iconset iconset,
bool allow_disable)
{
int size_read;
bool *loaded_ok = NULL;
struct bitmap *bmp = NULL;
int bmpformat = (FORMAT_NATIVE|FORMAT_DITHER);
switch (iconset)
{
case Iconset_Mainscreen:
loaded_ok = &custom_icons_loaded[SCREEN_MAIN];
bmp = &user_iconset[SCREEN_MAIN];
bmp->data = icon_buffer[SCREEN_MAIN];
break;
case Iconset_Mainscreen_viewers:
loaded_ok = &viewer_icons_loaded[SCREEN_MAIN];
bmp = &viewer_iconset[SCREEN_MAIN];
bmp->data = viewer_icon_buffer[SCREEN_MAIN];
break;
#if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
case Iconset_Remotescreen:
loaded_ok = &custom_icons_loaded[SCREEN_REMOTE];
bmp = &user_iconset[SCREEN_REMOTE];
bmp->data = icon_buffer[SCREEN_REMOTE];
bmpformat |= FORMAT_REMOTE;
break;
case Iconset_Remotescreen_viewers:
loaded_ok = &viewer_icons_loaded[SCREEN_REMOTE];
bmp = &viewer_iconset[SCREEN_REMOTE];
bmp->data = viewer_icon_buffer[SCREEN_REMOTE];
bmpformat |= FORMAT_REMOTE;
break;
#endif
}
*loaded_ok = false;
if (!allow_disable || (filename[0] && filename[0] != '-'))
{
char path[MAX_PATH];
snprintf(path, sizeof(path), "%s/%s.bmp", ICON_DIR, filename);
size_read = read_bmp_file(path, bmp, IMG_BUFSIZE, bmpformat);
if (size_read > 0)
{
*loaded_ok = true;
}
}
}
void icons_init(void)
{
load_icons(global_settings.icon_file, Iconset_Mainscreen, true);
if (*global_settings.viewers_icon_file)
{
load_icons(global_settings.viewers_icon_file,
Iconset_Mainscreen_viewers, true);
read_viewer_theme_file();
}
else
{
load_icons(DEFAULT_VIEWER_BMP, Iconset_Mainscreen_viewers, false);
}
#if defined(HAVE_REMOTE_LCD) && (NB_SCREENS > 1)
load_icons(global_settings.remote_icon_file,
Iconset_Remotescreen, true);
if (*global_settings.remote_viewers_icon_file)
{
load_icons(global_settings.remote_viewers_icon_file,
Iconset_Remotescreen_viewers, true);
}
else
{
load_icons(DEFAULT_REMOTE_VIEWER_BMP,
Iconset_Remotescreen_viewers, false);
}
#endif
}
int get_icon_width(enum screen_type screen_type)
{
return ICON_WIDTH(screen_type);
}
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