//-------------------------------------------------------------------
int gui_read_kbd_process() {
switch (kbd_get_autoclicked_key() | get_jogdial_direction()) {
case JOGDIAL_LEFT:
case KEY_ZOOM_OUT:
case KEY_UP:
case KEY_LEFT:
if (conf.reader_pos>0) {
conf.reader_pos -= 45*15;
if (conf.reader_pos<0) conf.reader_pos=0;
read_to_draw = 1;
}
break;
case JOGDIAL_RIGHT:
case KEY_ZOOM_IN:
case KEY_DOWN:
case KEY_RIGHT:
case KEY_SHOOT_HALF:
if ((conf.reader_pos+read_on_screen)<read_file_size) {
conf.reader_pos += read_on_screen;
read_to_draw = 1;
}
break;
case KEY_SET:
break;
case KEY_DISPLAY:
pause = !pause;
gui_read_draw_scroll_indicator();
last_time = get_tick_count();
break;
case KEY_MENU:
gui_read_kbd_leave();
break;
}
return 0;
}
//-------------------------------------------------------------------
int gui_read_init(const char* file) {
static struct STD_stat st;
read_file = safe_open(file, O_RDONLY, 0777);
if (strcmp(file, conf.reader_file)!=0) {
conf.reader_pos = 0;
strcpy(conf.reader_file, file);
}
read_on_screen = 0;
read_file_size = (read_file>=0 && safe_stat((char*)file, &st)==0)?st.st_size:0;
if (read_file_size<=conf.reader_pos) {
conf.reader_pos = 0;
}
pause = 0;
read_to_draw = 1;
x=camera_screen.ts_button_border+6;
y=FONT_HEIGHT;
w=camera_screen.width-camera_screen.ts_button_border*2-6-6-8;
h=camera_screen.height-y;
last_time = get_tick_count();
reader_is_active=1;
old_mode = gui_set_mode(&GUI_MODE_READ);
draw_filled_rect(0, 0, camera_screen.width-1, y-1, MAKE_COLOR(COLOR_BLACK, COLOR_BLACK));
draw_filled_rect(0, y, camera_screen.width-1, camera_screen.height-1, MAKE_COLOR(BG_COLOR(conf.reader_color), BG_COLOR(conf.reader_color)));
gui_read_draw_scroll_indicator();
gui_read_draw_batt();
return (read_file >= 0);
}
//-------------------------------------------------------------------
void gui_read_draw(int force_redraw)
{
if (do_not_draw)
return;
busy_drawing = 1;
twoColors col = user_color(conf.reader_color);
static int first_draw = 1;
if (first_draw || force_redraw)
{
if (first_draw)
{
// font has to be loaded from here (SpyTask)
rbf_load_from_file(conf.reader_rbf_file, conf.reader_codepage);
}
draw_rectangle(camera_screen.disp_left, 0,
camera_screen.disp_right, y-1, MAKE_COLOR(COLOR_BLACK, COLOR_BLACK), RECT_BORDER0|DRAW_FILLED);
draw_rectangle(camera_screen.disp_left, y,
camera_screen.disp_right, camera_screen.height-1, MAKE_COLOR(BG_COLOR(col), BG_COLOR(col)), RECT_BORDER0|DRAW_FILLED);
gui_read_draw_scroll_indicator();
read_to_draw = 1;
first_draw = 0;
}
if (conf.reader_autoscroll && !pause && get_tick_count()-last_time >= conf.reader_autoscroll_delay*1000 && (conf.reader_pos+read_on_screen)<read_file_size)
{
conf.reader_pos += read_on_screen;
read_to_draw = 1;
}
if (read_to_draw)
{
int n, m, i, ii, ll, new_word=1;
xx=x; yy=y;
lseek(read_file, conf.reader_pos, SEEK_SET);
read_on_screen=0;
while (yy<=y+h-rbf_font_height()) {
n=read(read_file, buffer, READ_BUFFER_SIZE);
if (n==0) {
read_goto_next_line();
if (yy < y+h)
draw_rectangle(x, yy, x+w-1, y+h-1, MAKE_COLOR(BG_COLOR(col), BG_COLOR(col)), RECT_BORDER0|DRAW_FILLED);
break;
}
else if (n<0) {
// read failed
do_not_draw = 1;
busy_drawing = 0;
return;
}
i=0;
while (i<n && yy<=y+h-rbf_font_height()) {
switch (buffer[i]) {
case '\r':
new_word = 1;
break;
case '\n':
read_goto_next_line();
new_word = 1;
break;
case '\t':
buffer[i] = ' ';
// no break here
default:
if (conf.reader_wrap_by_words) {
if (buffer[i] == ' ') {
new_word = 1;
if (xx==x) //ignore leading spaces
break;
} else if (new_word) {
new_word = 0;
for (ii=i, ll=0; ii<n && buffer[ii]!=' ' && buffer[ii]!='\t' && buffer[ii]!='\r' && buffer[ii]!='\n'; ++ii) {
ll+=rbf_char_width(buffer[ii]);
}
if (ii==n) {
memcpy(buffer, buffer+i, n-i);
n=ii=n-i;
read_on_screen+=i;
i=0;
m=read(read_file, buffer+n, READ_BUFFER_SIZE-n);
if (m<0) {
// read failed
do_not_draw = 1;
busy_drawing = 0;
return;
}
n+=m;
for (; ii<n && buffer[ii]!=' ' && buffer[ii]!='\t' && buffer[ii]!='\r' && buffer[ii]!='\n'; ++ii) {
ll+=rbf_char_width(buffer[ii]);
}
}
if (xx+ll>=x+w && ll<w) {
read_goto_next_line();
continue;
}
}
}
if (!read_fit_next_char(buffer[i])) {
read_goto_next_line();
continue;
}
xx+=rbf_draw_char(xx, yy, buffer[i], col);
break;
}
++i;
if (xx >= x+w) {
xx = x;
yy += rbf_font_height();
}
}
read_on_screen+=i;
}
sprintf(buffer, "(%3d%%) %d/%d", (read_file_size)?(conf.reader_pos*100/read_file_size):0, conf.reader_pos, read_file_size);
draw_string_justified(camera_screen.disp_left, 0, buffer, MAKE_COLOR(COLOR_BLACK, COLOR_WHITE), 0, 20*FONT_WIDTH, TEXT_LEFT|TEXT_FILL); //title infoline
// scrollbar
if (read_file_size) {
i=h-1 -1; // full height
n=i*read_on_screen/read_file_size; // bar height
if (n<20) n=20;
i=(i-n)*conf.reader_pos/read_file_size; // top pos
draw_rectangle(x+w+6+2, y+1, x+w+6+6, y+1+i, MAKE_COLOR(COLOR_BLACK, COLOR_BLACK), RECT_BORDER0|DRAW_FILLED);
draw_rectangle(x+w+6+2, y+i+n, x+w+6+6, y+h-1-1, MAKE_COLOR(COLOR_BLACK, COLOR_BLACK), RECT_BORDER0|DRAW_FILLED);
draw_rectangle(x+w+6+2, y+1+i, x+w+6+6, y+i+n, MAKE_COLOR(COLOR_WHITE, COLOR_WHITE), RECT_BORDER0|DRAW_FILLED);
} else {
draw_rectangle((x+w)*FONT_WIDTH+2, y*FONT_HEIGHT+1,
(x+w)*FONT_WIDTH+6, (y+h)*FONT_HEIGHT-1-1, MAKE_COLOR(COLOR_BLACK, COLOR_BLACK), RECT_BORDER0|DRAW_FILLED);
}
read_to_draw = 0;
last_time = get_tick_count();
}
gui_read_draw_batt();
gui_read_draw_clock();
busy_drawing = 0;
}
