451dec17fe
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14295 a1c6a512-1295-4272-9138-f99709370657
253 lines
9.5 KiB
C
253 lines
9.5 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id: jackpot.c 14034 2007-07-28 05:42:55Z kevin $
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*
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* Copyright (C) 2007 Copyright Kévin Ferrare based on Zakk Roberts's work
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "clock_draw_analog.h"
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#include "xlcd.h"
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#include "fixedpoint.h"
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#include "clock_bitmaps.h"
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#include "clock_bitmap_strings.h"
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#define ANALOG_SECOND_RADIUS(screen, round) \
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ANALOG_MINUTE_RADIUS(screen, round)
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#define ANALOG_MINUTE_RADIUS(screen, round) \
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(round?MIN(screen->height/2 -10, screen->width/2 -10):screen->height/2)
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#define ANALOG_HOUR_RADIUS(screen, round) \
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(2*ANALOG_MINUTE_RADIUS(screen, round)/3)
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#define HOUR_ANGLE(hour, minute, second) (30*(hour) +(minute)/2)
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#define MINUTE_ANGLE(minute, second) (6*(minute)+(second)/10)
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#define SECOND_ANGLE(second) (6 * (second))
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/* Note that the given angle's origin is midday and not 3 o'clock */
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void polar_to_cartesian(int a, int r, int* x, int* y)
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{
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#if CONFIG_LCD == LCD_SSD1815
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/* Correct non-square pixel aspect of archos recorder LCD */
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*x = (sin_int(a) * 5 / 4 * r) >> 14;
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#else
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*x = (sin_int(a) * r) >> 14;
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#endif
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*y = (sin_int(a-90) * r) >> 14;
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}
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void polar_to_cartesian_screen_centered(struct screen * display,
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int a, int r, int* x, int* y)
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{
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polar_to_cartesian(a, r, x, y);
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*x+=display->width/2;
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*y+=display->height/2;
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}
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void angle_to_square(int square_width, int square_height,
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int a, int* x, int* y)
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{
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a = (a+360-90)%360;
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if(a>45 && a<=135){/* top line */
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a-=45;
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*x=square_width-(square_width*2*a)/90;
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*y=square_height;
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}else if(a>135 && a<=225){/* left line */
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a-=135;
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*x=-square_width;
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*y=square_height-(square_height*2*a)/90;
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}else if(a>225 && a<=315){/* bottom line */
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a-=225;
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*x=(square_width*2*a)/90-square_width;
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*y=-square_height;
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}else if(a>315 || a<=45){/* right line */
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if(a>315)
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a-=315;
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else
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a+=45;
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*x=square_width;
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*y=(square_height*2*a)/90-square_height;
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}
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}
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void angle_to_square_screen_centered(struct screen * display,
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int square_width, int square_height,
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int a, int* x, int* y)
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{
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angle_to_square(square_width, square_height, a, x, y);
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*x+=display->width/2;
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*y+=display->height/2;
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}
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void draw_hand(struct screen* display, int angle,
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int radius, int thickness, bool round)
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{
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int x1, y1; /* the longest */
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int x2, y2, x3, y3; /* the base */
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if(round){/* round clock */
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polar_to_cartesian_screen_centered(display, angle, radius, &x1, &y1);
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}else{/* fullscreen clock, hands describes square motions */
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int square_width, square_height;
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/* radius is defined smallest between width and height */
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square_height=radius;
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square_width=(radius*display->width)/display->height;
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angle_to_square_screen_centered(
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display, square_width, square_height, angle, &x1, &y1);
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}
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polar_to_cartesian_screen_centered(display, (angle+120)%360,
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radius/40+thickness, &x2, &y2);
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polar_to_cartesian_screen_centered(display, (angle+240)%360,
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radius/40+thickness, &x3, &y3);
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xlcd_filltriangle_screen(display, x1, y1, x2, y2, x3, y3);
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rb->lcd_drawline(x1, y1, x2, y2);
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rb->lcd_drawline(x1, y1, x3, y3);
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}
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void draw_hands(struct screen* display, int hour, int minute, int second,
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int thickness, bool round, bool draw_seconds)
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{
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if(draw_seconds){
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draw_hand(display, SECOND_ANGLE(second),
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ANALOG_SECOND_RADIUS(display, round), thickness, round);
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}
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draw_hand(display, MINUTE_ANGLE(minute, second),
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ANALOG_MINUTE_RADIUS(display, round), thickness+2, round);
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draw_hand(display, HOUR_ANGLE(hour, minute, second),
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ANALOG_HOUR_RADIUS(display, round), thickness+2, round);
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}
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void draw_counter(struct screen* display, struct counter* counter)
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{
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char buffer[10];
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int second_str_w, hour_str_w, str_h;
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const struct picture* smalldigits_bitmaps =
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&(smalldigits[display->screen_type]);
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struct time counter_time;
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counter_get_elapsed_time(counter, &counter_time);
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rb->snprintf(buffer, 10, "%02d:%02d",
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counter_time.hour, counter_time.minute);
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getstringsize(smalldigits_bitmaps, buffer, &hour_str_w, &str_h);
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draw_string(display, smalldigits_bitmaps, buffer,
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display->width-hour_str_w,
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display->height-2*str_h);
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rb->snprintf(buffer, 10, "%02d", counter_time.second);
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getstringsize(smalldigits_bitmaps, buffer, &second_str_w, &str_h);
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draw_string(display, smalldigits_bitmaps, buffer,
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display->width-(hour_str_w+second_str_w)/2,
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display->height-str_h);
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}
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void draw_date(struct screen* display, struct time* time, int date_format)
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{
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char buffer[10];
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int year_str_w, monthday_str_w, str_h;
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int year_line=date_format==JAPANESE?1:2;
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int monthday_line=date_format==JAPANESE?2:1;
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const struct picture* smalldigits_bitmaps =
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&(smalldigits[display->screen_type]);
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if(date_format==ENGLISH || date_format==JAPANESE){
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rb->snprintf(buffer, 10, "%02d/%02d", time->month, time->day);
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}else{
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rb->snprintf(buffer, 10, "%02d/%02d", time->day, time->month);
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}
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/* draws month and day */
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getstringsize(smalldigits_bitmaps, buffer, &monthday_str_w, &str_h);
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draw_string(display, smalldigits_bitmaps, buffer,
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0, display->height-year_line*str_h);
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rb->snprintf(buffer, 10, "%04d", time->year);
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/* draws year */
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getstringsize(smalldigits_bitmaps, buffer, &year_str_w, &str_h);
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draw_string(display, smalldigits_bitmaps, buffer,
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(monthday_str_w-year_str_w)/2,
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display->height-monthday_line*str_h);
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}
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void draw_border(struct screen* display, int skin)
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{
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/* Draws square dots every 5 minutes */
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int i;
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int x, y;
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int size=display->height/50;/* size of the square dots */
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if(size%2)/* a pair number */
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size++;
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for(i=0; i < 60; i+=5){
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if(skin){
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polar_to_cartesian_screen_centered(display, MINUTE_ANGLE(i, 0),
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ANALOG_MINUTE_RADIUS(display, skin), &x, &y);
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}else{
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angle_to_square_screen_centered(
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display, display->width/2-size/2, display->height/2-size/2,
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MINUTE_ANGLE(i, 0), &x, &y);
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}
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display->fillrect(x-size/2, y-size/2, size, size);
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}
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}
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void draw_hour(struct screen* display, struct time* time,
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bool show_seconds, int skin)
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{
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int hour=time->hour;
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if(hour >= 12)
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hour -= 12;
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/* Crappy fake antialiasing (color LCDs only)!
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* how this works is we draw a large mid-gray hr/min/sec hand,
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* then the actual (slightly smaller) hand on top of those.
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* End result: mid-gray edges to the black hands, smooths them out. */
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#ifdef HAVE_LCD_COLOR
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if(display->is_color){
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display->set_foreground(LCD_RGBPACK(100,110,125));
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draw_hands(display, hour, time->minute, time->second,
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1, skin, show_seconds);
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display->set_foreground(LCD_BLACK);
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}
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#endif
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draw_hands(display, hour, time->minute, time->second,
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0, skin, show_seconds);
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}
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void draw_center_cover(struct screen* display)
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{
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display->drawline((display->width/2)-1, (display->height/2)+3,
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(display->width/2)+1, (display->height/2)+3);
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display->drawline((display->width/2)-3, (display->height/2)+2,
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(display->width/2)+3, (display->height/2)+2);
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display->drawline((display->width/2)-4, (display->height/2)+1,
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(display->width/2)+4, (display->height/2)+1);
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display->drawline((display->width/2)-4, display->height/2,
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(display->width/2)+4, display->height/2);
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display->drawline((display->width/2)-4, (display->height/2)-1,
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(display->width/2)+4, (display->height/2)-1);
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display->drawline((display->width/2)-3, (display->height/2)-2,
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(display->width/2)+3, (display->height/2)-2);
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display->drawline((display->width/2)-1, (display->height/2)-3,
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(display->width/2)+1, (display->height/2)-3);
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}
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void analog_clock_draw(struct screen* display, struct time* time,
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struct clock_settings* settings,
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struct counter* counter,
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int skin)
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{
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draw_hour(display, time, settings->analog.show_seconds, skin);
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if(settings->analog.show_border)
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draw_border(display, skin);
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if(counter)
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draw_counter(display, counter);
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if(settings->analog.show_date && settings->general.date_format!=NONE)
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draw_date(display, time, settings->general.date_format);
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draw_center_cover(display);
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}
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