new eve dir

1 files changed, 124 insertions, 0 deletions

diff --git a/code/fe310/eos/eve/eve_kbd.c b/code/fe310/eos/eve/eve_kbd.c
new file mode 100644
index 0000000..f42b376
--- /dev/null
+++ b/code/fe310/eos/eve/eve_kbd.c
@@ -0,0 +1,124 @@
+#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 eve_kbd_init(EVEKbd *kbd, eve_kbd_input_handler_t putc, uint32_t mem_addr, uint32_t *mem_next) {
+    uint16_t mem_size;
+
+    eve_write16(REG_CMD_DL, 0);
+    eve_kbd_draw(kbd, 1);
+    eve_cmd_exec(1);
+    mem_size = eve_read16(REG_CMD_DL);
+    eve_cmd(CMD_MEMCPY, "www", mem_addr, EVE_RAM_DL, mem_size);
+    eve_cmd_exec(1);
+
+    kbd->mem_addr = mem_addr;
+    kbd->mem_size = mem_size;
+    kbd->key_modifier = 0;
+    kbd->key_count = 0;
+    kbd->key_down = 0;
+    kbd->putc = putc;
+    *mem_next = kbd->mem_addr + kbd->mem_size;
+}
+
+int eve_kbd_touch(EVEKbd *kbd, uint8_t tag0, int touch_idx, void *w) {
+    uint16_t evt;
+    EVETouch *t = eve_touch_evt(tag0, touch_idx, 1, 0x7e, &evt);
+
+    if (t && evt) {
+        if (evt & EVE_TOUCH_ETYPE_TAG) {
+            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->putc) {
+                    int c = _tag;
+
+                    if ((kbd->key_modifier & FLAG_CTRL) && (_tag >= '?') && (_tag <= '_')) c = (_tag - '@') & 0x7f;
+                    kbd->putc(w, c);
+                }
+            }
+        }
+        if (evt & EVE_TOUCH_ETYPE_TAG_UP) {
+            uint8_t _tag = t->tag_up;
+
+            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;
+                }
+            }
+        }
+        return 1;
+    } else {
+        return 0;
+    }
+}
+
+uint8_t eve_kbd_draw(EVEKbd *kbd, char active) {
+    if (active) {
+        eve_cmd_dl(SAVE_CONTEXT());
+        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"));
+        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");
+        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");
+        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");
+        eve_cmd_dl(TAG(KEY_SHIFT));
+        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");
+        eve_cmd_dl(TAG(KEY_DEL));
+        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");
+        eve_cmd_dl(TAG(KEY_FN));
+        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");
+        eve_cmd_dl(TAG(KEY_CTRL));
+        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");
+        eve_cmd_dl(TAG(' '));
+        eve_cmd(CMD_BUTTON, "hhhhhhs", 144, KEYS_Y + KEYS_RSIZE * 4, 263, KEYS_HEIGHT, 21, kbd->key_down == ' ' ? EVE_OPT_FLAT : 0, "");
+        eve_cmd_dl(TAG(KEY_RET));
+        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");
+        eve_cmd_dl(RESTORE_CONTEXT());
+    } else {
+        eve_cmd(CMD_APPEND, "ww", kbd->mem_addr, kbd->mem_size);
+    }
+    return 0x7e;
+}