crashtest-r0ket/modules/menutest.c

230 lines
5.4 KiB
C
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#include <sysinit.h>
#include "basic/basic.h"
#include "lcd/render.h"
#include "lcd/backlight.h"
#include "lcd/allfonts.h"
#define BTN_NONE 0
#define BTN_UP (1<<0)
#define BTN_DOWN (1<<1)
#define BTN_LEFT (1<<2)
#define BTN_RIGHT (1<<3)
#define BTN_ENTER (1<<4)
void ReinvokeISP(void);
void incBacklight(void);
void decBacklight(void);
void gotoISP(void);
/**************************************************************************/
struct MENU_DEF {
char *text;
void (*callback)(void);
};
typedef const struct MENU_DEF * menuentry;
struct MENU {
char *title;
menuentry *entries;
};
const struct MENU_DEF menu_incBL = {"Backlight++", &incBacklight};
const struct MENU_DEF menu_decBL = {"Backlight--", &decBacklight};
const struct MENU_DEF menu_ISP = {"Invoke ISP", &gotoISP};
const struct MENU_DEF menu_Ep = {"p1e4", NULL};
const struct MENU_DEF menu_Eq = {"p1e5", NULL};
const struct MENU_DEF menu_Er = {"p1e6", NULL};
const struct MENU_DEF menu_Es = {"p1e7", NULL};
const struct MENU_DEF menu_Et = {"p2e1", NULL};
const struct MENU_DEF menu_Eu = {"p2e2", NULL};
const struct MENU_DEF menu_Ev = {"p2e3", NULL};
static menuentry menu[] = {
&menu_incBL,
&menu_decBL,
&menu_ISP,
&menu_Ep,
&menu_Eq,
&menu_Er,
&menu_Es,
&menu_Et,
&menu_Eu,
&menu_Ev,
&menu_Ev,
&menu_ISP,
NULL,
};
static const struct MENU mainmenu = {"Mainmenu", menu};
void handleMenu(const struct MENU *the_menu) ;
void delayms(int);
uint8_t getInput(void) {
uint8_t result = BTN_NONE;
if (gpioGetValue(RB_BTN1)==0) {
while(gpioGetValue(RB_BTN1)==0);
result += BTN_UP;
}
if (gpioGetValue(RB_BTN0)==0) {
while(gpioGetValue(RB_BTN0)==0);
result += BTN_DOWN;
}
if (gpioGetValue(RB_BTN4)==0) {
while(gpioGetValue(RB_BTN4)==0);
result += BTN_ENTER;
}
if (gpioGetValue(RB_BTN2)==0) {
while(gpioGetValue(RB_BTN2)==0);
result += BTN_LEFT;
}
if (gpioGetValue(RB_BTN3)==0) {
while(gpioGetValue(RB_BTN3)==0);
result += BTN_RIGHT;
}
if (result == (BTN_LEFT+BTN_RIGHT)){ /* Development hack */
gotoISP();
}
return result;
}
void module_menutest(void) {
backlightInit();
font_direction = FONT_DIR_LTR; // LeftToRight is the default
while (1) {
lcdDisplay(0);
delayms(10);
lcdFill(0); // clear display buffer
font = &Font_Orbitron14pt;
DoString(0, 0, "Menü");
if (getInput() == BTN_ENTER) {
handleMenu(&mainmenu);
}
}
return;
}
void handleMenu(const struct MENU *the_menu) {
uint8_t back = 0;
int8_t menuselection = 0;
uint8_t numentries = 0;
uint8_t visible_lines = 0;
uint8_t current_offset = 0;
if (the_menu == NULL) return;
font = &Font_7x8;
for (numentries = 0; the_menu->entries[numentries] != NULL; numentries++);
visible_lines = RESY/font->u8Height;
if (visible_lines < 2) return;
visible_lines--; // subtract title line
while (!back) {
uint8_t line = 0;
lcdFill(0); // clear display buffer
DoString(0, line, the_menu->title);
line += font->u8Height;
for (uint8_t i = current_offset; i < (visible_lines + current_offset) && i < numentries; i++) {
DoString(14, line, the_menu->entries[i]->text);
if (i == menuselection) {
DoString(0, line, "* ");
}
line += font->u8Height;
}
lcdDisplay(0);
switch (getInput()) {
case BTN_UP:
menuselection--;
if (menuselection < current_offset) {
if (menuselection < 0) {
menuselection = numentries-1;
current_offset = ((numentries-1)/visible_lines) * visible_lines;
} else {
current_offset -= visible_lines;
}
}
break;
case BTN_DOWN:
menuselection++;
if (menuselection > (current_offset + visible_lines-1) || menuselection >= numentries) {
if (menuselection >= numentries) {
menuselection = 0;
current_offset = 0;
} else {
current_offset += visible_lines;
}
}
break;
case BTN_LEFT:
return;
case BTN_RIGHT:
if (the_menu->entries[menuselection]->callback!=NULL)
the_menu->entries[menuselection]->callback();
break;
case BTN_ENTER:
if (the_menu->entries[menuselection]->callback!=NULL)
the_menu->entries[menuselection]->callback();
break;
default:
/* no button pressed */
break;
}
}
return;
}
void incBacklight(void) {
uint32_t brightness = backlightGetBrightness();
if (brightness < 100) {
backlightSetBrightness(brightness + 10);
}
}
void decBacklight(void) {
uint32_t brightness = backlightGetBrightness();
if (brightness > 0) {
backlightSetBrightness(brightness - 10);
}
}
void gotoISP(void) {
DoString(0,58,"Enter ISP!");
lcdDisplay(0);
EnableWatchdog(5000);
ReinvokeISP();
}