string input + demo

This commit is contained in:
iggy 2011-07-30 19:28:37 +02:00
parent f79f8a93f5
commit d8cbdc79fa
4 changed files with 139 additions and 0 deletions

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@ -0,0 +1,29 @@
#include <sysinit.h>
#include "basic/basic.h"
#include "lcd/render.h"
#include "lcd/display.h"
#include "lcd/allfonts.h"
#define CHARWIDTH 12
#define CHARSPACE 0x20
void main_inputtest(void) {
backlightInit();
char nick[20];
memset(nick,0,20);
strcpy(nick,"iggy");
while(1) {
input("Nick?", nick, 0x20, 0x7f, 20);
lcdFill(0);
font=&Font_Orbitron14pt;
DoString(20,20,nick);
lcdDisplay();
while(getInput() != BTN_ENTER){}
}
}

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@ -20,6 +20,7 @@ OBJS += random.o
OBJS += idle.o OBJS += idle.o
OBJS += config.o OBJS += config.o
OBJS += itoa.o OBJS += itoa.o
OBJS += stringin.o
LIBNAME=basic LIBNAME=basic

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@ -153,6 +153,8 @@ uint8_t getInputRaw(void);
uint8_t getInputWait(void); uint8_t getInputWait(void);
void getInputWaitRelease(void); void getInputWaitRelease(void);
// stringin.c
void input(char prompt[], char line[], uint8_t asciistart, uint8_t asciiend, uint8_t maxlength);
//uuid.c //uuid.c
#include "basic/uuid.h" #include "basic/uuid.h"

107
firmware/basic/stringin.c Normal file
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@ -0,0 +1,107 @@
#include "basic/basic.h"
#include "lcd/render.h"
#include "lcd/display.h"
#include "lcd/allfonts.h"
#define CHARWIDTH 12
#define CHARSPACE 0x20
struct in{
char *line, *prompt;
uint8_t pos, dcursor, maxlength, asciistart, asciiend;
bool done;
} s_input;
void inputInit(char p[],char s[], uint8_t l, uint8_t as, uint8_t ae) {
//TODO: Check length!
s_input.prompt = p;
s_input.line = s;
s_input.maxlength = l;
s_input.asciistart = as;
s_input.asciiend = ae;
s_input.pos = 0;
s_input.dcursor = 0;
s_input.done = false;
}
void inputMove() {
char *cur = s_input.line+s_input.pos+s_input.dcursor;
char key = getInput();
if (key == BTN_LEFT) {
if (s_input.dcursor >0) {
s_input.dcursor --;
} else if (s_input.pos > 0) {
s_input.pos --;
}
} else if (key == BTN_RIGHT) {
if (s_input.dcursor <RESX/CHARWIDTH-1 && s_input.pos + s_input.dcursor < s_input.maxlength) {
if (*cur == 0) {
*cur = CHARSPACE;
}
s_input.dcursor ++;
} else if (s_input.pos + RESX/CHARWIDTH < s_input.maxlength) {
s_input.pos++;
if (*cur == 0) {
*cur = CHARSPACE;
}
}
} else if (key == BTN_DOWN) {
if (*cur <= s_input.asciistart) {
*cur = s_input.asciiend;
} else if (*cur > s_input.asciiend) {
*cur = s_input.asciiend;
} else {
*cur = *cur - 1;
}
} else if (key == BTN_UP) {
if (*cur >= s_input.asciiend) {
*cur = s_input.asciistart;
} else if (*cur < s_input.asciistart) {
*cur = s_input.asciistart;
} else {
*cur = *cur + 1;
}
} else if (key == (BTN_ENTER)) {
s_input.done = true;
}
}
void inputDraw() {
lcdFill(0);
DoString(0,0,s_input.prompt);
for (int dx = 0; dx<= RESX/CHARWIDTH && s_input.pos+dx<s_input.maxlength; dx++){
char tmp[1];
tmp[0] = s_input.line[s_input.pos+dx];
DoString(dx*CHARWIDTH, 30,tmp);
}
DoString(s_input.dcursor * CHARWIDTH, 40, "-");
}
void inputClean() {
for (int x=0;x<=s_input.maxlength;x++) {
if (s_input.line[x] == 0) {
x--;
while (s_input.line[x] == CHARSPACE && x>=0) {
s_input.line[x] = 0;
x--;
}
return;
}
}
}
void input(char prompt[], char line[], uint8_t asciistart, uint8_t asciiend, uint8_t maxlength){
font=&Font_7x8;
inputInit(prompt, line, maxlength, asciistart, asciiend);
lcdFill(0);
while (!s_input.done) {
lcdDisplay();
inputMove();
inputDraw();
}
inputClean();
return;
}