diff options
Diffstat (limited to 'code/fe310/eos/eve_kbd.c')
| -rw-r--r-- | code/fe310/eos/eve_kbd.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/code/fe310/eos/eve_kbd.c b/code/fe310/eos/eve_kbd.c new file mode 100644 index 0000000..00d5328 --- /dev/null +++ b/code/fe310/eos/eve_kbd.c @@ -0,0 +1,115 @@ +#include "eve.h" +#include "eve_kbd.h" + +#define FLAG_SHIFT 0x01 +#define FLAG_CTRL 0x02 +#define FLAG_FN 0x04 + +#define KEY_SHIFT 0x11 +#define KEY_CTRL 0x12 +#define KEY_FN 0x13 + +#define KEY_DEL 0x08 +#define KEY_RET 0x0a + +#define KEYS_Y 575 +#define KEYS_FSIZE 29 +#define KEYS_HEIGHT 40 +#define KEYS_RSIZE 45 + +void eos_kbd_init(EOSKbd *kbd, eos_kbd_fptr_t key_down_f, uint32_t mem_addr, uint32_t *mem_next) { + eos_eve_write16(REG_CMD_DL, 0); + eos_kbd_update(kbd); + eos_eve_cmd_exec(1); + kbd->mem_addr = mem_addr; + kbd->mem_size = eos_eve_read16(REG_CMD_DL); + kbd->key_modifier = 0; + kbd->key_count = 0; + kbd->key_down = 0; + kbd->key_down_f = key_down_f; + eos_eve_cmd(CMD_MEMCPY, "www", kbd->mem_addr, EVE_RAM_DL, kbd->mem_size); + eos_eve_cmd_exec(1); + *mem_next = kbd->mem_addr + kbd->mem_size; +} + +void eos_kbd_draw(EOSKbd *kbd, uint8_t tag0, int touch_idx) { + uint8_t evt; + EOSTouch *t = eos_touch_evt(tag0, touch_idx, 1, 127, &evt); + + if (t && evt) { + if (evt & EOS_TOUCH_ETYPE_DOWN) { + uint8_t _tag = t->tag; + + if (_tag >= KEY_SHIFT && _tag <= KEY_FN) { + if (touch_idx == 0) { + uint8_t f = (1 << (_tag - KEY_SHIFT)); + + kbd->key_modifier = f; + kbd->key_modifier_sticky &= f; + kbd->key_modifier_lock &= f; + if (kbd->key_modifier_lock & f) { + kbd->key_modifier_lock &= ~f; + } else if (kbd->key_modifier_sticky & f) { + kbd->key_modifier_sticky &= ~f; + kbd->key_modifier_lock |= f; + } else { + kbd->key_modifier_sticky |= f; + } + } + } else { + kbd->key_count++; + kbd->key_down = _tag; + if (kbd->key_down_f) { + int c = _tag; + + if ((kbd->key_modifier & FLAG_CTRL) && (_tag >= '?') && (_tag <= '_')) c = (_tag - '@') & 0x7f; + kbd->key_down_f(c); + } + } + } + if (evt & EOS_TOUCH_ETYPE_UP) { + uint8_t _tag = t->tag_prev; + + if (_tag >= KEY_SHIFT && _tag <= KEY_FN) { + if (touch_idx == 0) { + uint8_t f = (1 << (_tag - KEY_SHIFT)); + + if (!((kbd->key_modifier_lock | kbd->key_modifier_sticky) & f)) { + kbd->key_modifier &= ~f; + } + } + } else { + if (kbd->key_count) kbd->key_count--; + if (!kbd->key_count) kbd->key_down = 0; + if (kbd->key_modifier_sticky) { + if (touch_idx == 0) kbd->key_modifier &= ~kbd->key_modifier_sticky; + kbd->key_modifier_sticky = 0; + } + } + } + eos_kbd_update(kbd); + } else { + eos_eve_cmd(CMD_APPEND, "ww", kbd->mem_addr, kbd->mem_size); + } +} + +void eos_kbd_update(EOSKbd *kbd) { + eos_eve_cmd_dl(SAVE_CONTEXT()); + eos_eve_cmd(CMD_KEYS, "hhhhhhs", 0, KEYS_Y + KEYS_RSIZE * 0, 480, KEYS_HEIGHT, KEYS_FSIZE, kbd->key_down, kbd->key_modifier & (FLAG_FN | FLAG_SHIFT) ? "!@#$%^&*()" : (kbd->key_modifier & FLAG_CTRL ? " @[\\]^_? " : "1234567890")); + eos_eve_cmd(CMD_KEYS, "hhhhhhs", 0, KEYS_Y + KEYS_RSIZE * 1, 480, KEYS_HEIGHT, KEYS_FSIZE, kbd->key_down, kbd->key_modifier & FLAG_FN ? "-_=+[]{}\\|" : kbd->key_modifier & (FLAG_SHIFT | FLAG_CTRL) ? "QWERTYUIOP" : "qwertyuiop"); + eos_eve_cmd(CMD_KEYS, "hhhhhhs", 24, KEYS_Y + KEYS_RSIZE * 2, 432, KEYS_HEIGHT, KEYS_FSIZE, kbd->key_down, kbd->key_modifier & FLAG_FN ? "`~ ;:'\"" : kbd->key_modifier & (FLAG_SHIFT | FLAG_CTRL) ? "ASDFGHJKL" : "asdfghjkl"); + eos_eve_cmd(CMD_KEYS, "hhhhhhs", 72, KEYS_Y + KEYS_RSIZE * 3, 335, KEYS_HEIGHT, KEYS_FSIZE, kbd->key_down, kbd->key_modifier & FLAG_FN ? " ,.<>/?" : kbd->key_modifier & (FLAG_SHIFT | FLAG_CTRL) ? "ZXCVBNM" : "zxcvbnm"); + eos_eve_cmd_dl(TAG(KEY_SHIFT)); + eos_eve_cmd(CMD_BUTTON, "hhhhhhs", 0, KEYS_Y + KEYS_RSIZE * 3, 69, KEYS_HEIGHT, 21, kbd->key_modifier & FLAG_SHIFT ? EVE_OPT_FLAT : 0, "shift"); + eos_eve_cmd_dl(TAG(KEY_DEL)); + eos_eve_cmd(CMD_BUTTON, "hhhhhhs", 410, KEYS_Y + KEYS_RSIZE * 3, 70, KEYS_HEIGHT, 21, kbd->key_down == KEY_DEL ? EVE_OPT_FLAT : 0, "del"); + eos_eve_cmd_dl(TAG(KEY_FN)); + eos_eve_cmd(CMD_BUTTON, "hhhhhhs", 0, KEYS_Y + KEYS_RSIZE * 4, 69, KEYS_HEIGHT, 21, kbd->key_modifier & FLAG_FN ? EVE_OPT_FLAT : 0, "fn"); + eos_eve_cmd_dl(TAG(KEY_CTRL)); + eos_eve_cmd(CMD_BUTTON, "hhhhhhs", 72, KEYS_Y + KEYS_RSIZE * 4, 69, KEYS_HEIGHT, 21, kbd->key_modifier & FLAG_CTRL ? EVE_OPT_FLAT : 0, "ctrl"); + eos_eve_cmd_dl(TAG(' ')); + eos_eve_cmd(CMD_BUTTON, "hhhhhhs", 144, KEYS_Y + KEYS_RSIZE * 4, 263, KEYS_HEIGHT, 21, kbd->key_down == ' ' ? EVE_OPT_FLAT : 0, ""); + eos_eve_cmd_dl(TAG(KEY_RET)); + eos_eve_cmd(CMD_BUTTON, "hhhhhhs", 410, KEYS_Y + KEYS_RSIZE * 4, 69, KEYS_HEIGHT, 21, kbd->key_down == KEY_RET ? EVE_OPT_FLAT : 0, "ret"); + eos_eve_cmd_dl(RESTORE_CONTEXT()); +}
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