From 48d934f5b422d87a59ffb38e6215a851f28c1b0e Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Wed, 26 Aug 2020 02:06:39 +0200
Subject: eve text box fixed

---
 fw/fe310/eos/eve/eve_text.c | 167 +++++++++++++++++++++++---------------------
 fw/fe310/eos/eve/eve_text.h |  12 ++--
 2 files changed, 94 insertions(+), 85 deletions(-)

(limited to 'fw/fe310/eos')

diff --git a/fw/fe310/eos/eve/eve_text.c b/fw/fe310/eos/eve/eve_text.c
index 9b8dcc0..7a42a24 100644
--- a/fw/fe310/eos/eve/eve_text.c
+++ b/fw/fe310/eos/eve/eve_text.c
@@ -17,10 +17,11 @@ static void scroll1(EVEText *box) {
     box->line0 = (box->line0 + 1) % box->line_size;
     eve_cmd(CMD_MEMSET, "www", box->mem_addr + box->ch_idx, 0x0, box->w * 2);
     eve_cmd_exec(1);
+    eve_text_update(box);
     box->dirty = 1;
 }
 
-void eve_text_init(EVEText *box, EVERect *g, uint16_t w, uint16_t h, uint8_t tag, uint16_t line_size, uint32_t mem_addr, uint32_t *mem_next) {
+void eve_text_init(EVEText *box, EVERect *g, uint16_t w, uint16_t h, uint16_t line_size, uint32_t mem_addr, uint32_t *mem_next) {
     double scale_x, scale_y;
 
     if (g->w == 0) {
@@ -35,12 +36,12 @@ void eve_text_init(EVEText *box, EVERect *g, uint16_t w, uint16_t h, uint8_t tag
     box->g = *g;
     box->w = w;
     box->h = h;
-    box->tag = tag;
+    box->tag = EVE_TAG_NOTAG;
     box->transform_a = 256 / scale_x;
     box->transform_e = 256 / scale_y;
     box->ch_w = scale_x * 8;
     box->ch_h = scale_y * 16;
-    box->dl_size = 17;
+    box->dl_size = 14;
     box->mem_addr = mem_addr;
     box->line_size = line_size;
     box->line0 = 0;
@@ -54,8 +55,6 @@ void eve_text_init(EVEText *box, EVERect *g, uint16_t w, uint16_t h, uint8_t tag
         box->dl_size += 1;
     }
 
-    eve_touch_set_opt(tag, EVE_TOUCH_OPT_TRACK);
-
     eve_cmd(CMD_MEMSET, "www", mem_addr, 0x0, box->w * 2 * box->line_size);
     eve_cmd_exec(1);
 
@@ -63,10 +62,66 @@ void eve_text_init(EVEText *box, EVERect *g, uint16_t w, uint16_t h, uint8_t tag
     *mem_next = box->mem_addr + box->w * 2 * box->line_size + box->dl_size * 4;
 }
 
+void eve_text_update(EVEText *box) {
+    int text_h1;
+    int text_h2;
+    int line_top;
+
+    line_top = box->line_top >= 0 ? box->line_top : box->line0;
+
+    if (line_top + box->h > box->line_size) {
+        text_h1 = box->line_size - line_top;
+        text_h2 = box->h - text_h1;
+    } else {
+        text_h1 = box->h;
+        text_h2 = 0;
+    }
+
+    eve_dl_start(box->mem_addr + box->w * 2 * box->line_size, 1);
+    eve_dl_write(BEGIN(EVE_BITMAPS));
+    eve_dl_write(VERTEX_FORMAT(0));
+    eve_dl_write(BITMAP_HANDLE(15));
+    if (box->transform_a != 256) {
+        eve_dl_write(BITMAP_TRANSFORM_A(box->transform_a));
+    }
+    if (box->transform_e != 256) {
+        eve_dl_write(BITMAP_TRANSFORM_E(box->transform_e));
+    }
+    eve_dl_write(BITMAP_SOURCE(box->mem_addr + line_top * box->w * 2));
+    eve_dl_write(BITMAP_LAYOUT(EVE_TEXTVGA, box->w * 2, text_h1));
+    eve_dl_write(BITMAP_SIZE(EVE_NEAREST, EVE_BORDER, EVE_BORDER, box->w * box->ch_w, text_h1 * box->ch_h));
+    eve_dl_write(BITMAP_SIZE_H(box->w * box->ch_w, text_h1 * box->ch_h));
+    eve_dl_write(VERTEX2F(box->g.x, box->g.y));
+
+    if (text_h2) {
+        eve_dl_write(BITMAP_SOURCE(box->mem_addr));
+        eve_dl_write(BITMAP_LAYOUT(EVE_TEXTVGA, box->w * 2, text_h2));
+        eve_dl_write(BITMAP_SIZE(EVE_NEAREST, EVE_BORDER, EVE_BORDER, box->w * box->ch_w, text_h2 * box->ch_h));
+        eve_dl_write(BITMAP_SIZE_H(box->w * box->ch_w, text_h2 * box->ch_h));
+        eve_dl_write(VERTEX2F(box->g.x, box->g.y + text_h1 * box->ch_h));
+    } else {
+        eve_dl_write(NOP());
+        eve_dl_write(NOP());
+        eve_dl_write(NOP());
+        eve_dl_write(NOP());
+        eve_dl_write(NOP());
+    }
+
+    eve_dl_write(END());
+    eve_dl_end();
+}
+
+void eve_text_scroll0(EVEText *box) {
+    if (box->line_top >= 0) {
+        box->line_top = -1;
+        box->line_top0 = -1;
+        eve_text_update(box);
+    }
+}
+
 int eve_text_touch(EVEText *box, uint8_t tag0, int touch_idx) {
     EVETouch *t;
     uint16_t evt;
-    int ret = 0;
 
     t = eve_touch_evt(tag0, touch_idx, box->tag, 1, &evt);
     if (t && evt) {
@@ -78,28 +133,31 @@ int eve_text_touch(EVEText *box, uint8_t tag0, int touch_idx) {
             int line = LINE_IDX_ADD(box->line_top0, (t->y0 - t->y) / box->ch_h, box->line_size);
             if (LINE_IDX_LTE(line, box->line0, box->line_size, box->h)) {
                 box->line_top = line;
-                box->dirty = 1;
+                eve_text_update(box);
             }
         }
         if (evt & EVE_TOUCH_ETYPE_TRACK_STOP) {
             box->line_top0 = box->line_top;
         }
-        ret = 1;
-    } else if (box->line_top >= 0) {
-        box->line_top = -1;
-        box->line_top0 = -1;
-        box->dirty = 1;
+
+        return 1;
     }
-    return ret;
+
+    return 0;
 }
 
-uint8_t eve_text_draw(EVEText *box) {
-    if (box->dirty) {
-        eve_text_update(box);
-        box->dirty = 0;
+uint8_t eve_text_draw(EVEText *box, uint8_t tag) {
+    eve_cmd_dl(SAVE_CONTEXT());
+    box->tag = tag;
+    if (tag != EVE_TAG_NOTAG) {
+        eve_cmd_dl(TAG(tag));
+        eve_touch_set_opt(tag, EVE_TOUCH_OPT_TRACK | EVE_TOUCH_OPT_TRACK_EXT);
+        tag++;
     }
     eve_cmd(CMD_APPEND, "ww", box->mem_addr + box->w * 2 * box->line_size, box->dl_size * 4);
-    return box->tag;
+    eve_cmd_dl(RESTORE_CONTEXT());
+
+    return tag;
 }
 
 void eve_text_putc(EVEText *box, int c) {
@@ -126,62 +184,15 @@ void eve_text_putc(EVEText *box, int c) {
     }
 }
 
-void eve_text_puts(EVEText *box, char *s) {
-    while (*s) {
-        eve_text_putc(box, *s);
-        s++;
-    }
-}
-
-void eve_text_update(EVEText *box) {
-    int text_h1;
-    int text_h2;
-    int line_top;
-
-    line_top = box->line_top >= 0 ? box->line_top : box->line0;
-
-    if (line_top + box->h > box->line_size) {
-        text_h1 = box->line_size - line_top;
-        text_h2 = box->h - text_h1;
-    } else {
-        text_h1 = box->h;
-        text_h2 = 0;
-    }
-    eve_dl_start(box->mem_addr + box->w * 2 * box->line_size);
-
-    eve_dl_write(SAVE_CONTEXT());
-    eve_dl_write(BEGIN(EVE_BITMAPS));
-    eve_dl_write(TAG(box->tag));
-    eve_dl_write(VERTEX_FORMAT(0));
-    eve_dl_write(BITMAP_HANDLE(15));
-    if (box->transform_a != 256) {
-        eve_dl_write(BITMAP_TRANSFORM_A(box->transform_a));
-    }
-    if (box->transform_e != 256) {
-        eve_dl_write(BITMAP_TRANSFORM_E(box->transform_e));
-    }
-    eve_dl_write(BITMAP_SOURCE(box->mem_addr + line_top * box->w * 2));
-    eve_dl_write(BITMAP_LAYOUT(EVE_TEXTVGA, box->w * 2, text_h1));
-    eve_dl_write(BITMAP_SIZE(EVE_NEAREST, EVE_BORDER, EVE_BORDER, box->w * box->ch_w, text_h1 * box->ch_h));
-    eve_dl_write(BITMAP_SIZE_H(box->w * box->ch_w, text_h1 * box->ch_h));
-    eve_dl_write(VERTEX2F(box->g.x, box->g.y));
+void eve_text_backspace(EVEText *box) {
+    uint16_t c;
 
-    if (text_h2) {
-        eve_dl_write(BITMAP_SOURCE(box->mem_addr));
-        eve_dl_write(BITMAP_LAYOUT(EVE_TEXTVGA, box->w * 2, text_h2));
-        eve_dl_write(BITMAP_SIZE(EVE_NEAREST, EVE_BORDER, EVE_BORDER, box->w * box->ch_w, text_h2 * box->ch_h));
-        eve_dl_write(BITMAP_SIZE_H(box->w * box->ch_w, text_h2 * box->ch_h));
-        eve_dl_write(VERTEX2F(box->g.x, box->g.y + text_h1 * box->ch_h));
-    } else {
-        eve_dl_write(NOP());
-        eve_dl_write(NOP());
-        eve_dl_write(NOP());
-        eve_dl_write(NOP());
-        eve_dl_write(NOP());
+    eve_write16(box->mem_addr + box->ch_idx, 0);
+    box->ch_idx = (box->ch_idx - 2) % (box->line_size * box->w * 2);
+    if (eve_read16(box->mem_addr + box->ch_idx) == 0) {
+        box->ch_idx = (box->ch_idx + 2) % (box->line_size * box->w * 2);
     }
-
-    eve_dl_write(END());
-    eve_dl_write(RESTORE_CONTEXT());
+    eve_write16(box->mem_addr + box->ch_idx, TEXT_CRSR);
 }
 
 void eve_text_newline(EVEText *box) {
@@ -193,13 +204,9 @@ void eve_text_newline(EVEText *box) {
     eve_write16(box->mem_addr + box->ch_idx, TEXT_CRSR);
 }
 
-void eve_text_backspace(EVEText *box) {
-    uint16_t c;
-
-    eve_write16(box->mem_addr + box->ch_idx, 0);
-    box->ch_idx = (box->ch_idx - 2) % (box->line_size * box->w * 2);
-    if (eve_read16(box->mem_addr + box->ch_idx) == 0) {
-        box->ch_idx = (box->ch_idx + 2) % (box->line_size * box->w * 2);
+void eve_text_puts(EVEText *box, char *s) {
+    while (*s) {
+        eve_text_putc(box, *s);
+        s++;
     }
-    eve_write16(box->mem_addr + box->ch_idx, TEXT_CRSR);
 }
diff --git a/fw/fe310/eos/eve/eve_text.h b/fw/fe310/eos/eve/eve_text.h
index a76e659..8f1ed71 100644
--- a/fw/fe310/eos/eve/eve_text.h
+++ b/fw/fe310/eos/eve/eve_text.h
@@ -19,12 +19,14 @@ typedef struct EVEText {
     char dirty;
 } EVEText;
 
-void eve_text_init(EVEText *box, EVERect *g, uint16_t w, uint16_t h, uint8_t tag, uint16_t line_size, uint32_t mem_addr, uint32_t *mem_next);
+void eve_text_init(EVEText *box, EVERect *g, uint16_t w, uint16_t h, uint16_t line_size, uint32_t mem_addr, uint32_t *mem_next);
+void eve_text_update(EVEText *box);
+void eve_text_scroll0(EVEText *box);
+
 int eve_text_touch(EVEText *box, uint8_t tag0, int touch_idx);
-uint8_t eve_text_draw(EVEText *box);
+uint8_t eve_text_draw(EVEText *box, uint8_t tag);
 
 void eve_text_putc(EVEText *box, int c);
-void eve_text_puts(EVEText *box, char *s);
-void eve_text_update(EVEText *box);
-void eve_text_newline(EVEText *box);
 void eve_text_backspace(EVEText *box);
+void eve_text_newline(EVEText *box);
+void eve_text_puts(EVEText *box, char *s);
-- 
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