From 86aa553093084f9c2f04a5fb3d744b56b656ea3a Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Sat, 11 Jul 2020 03:58:45 +0200
Subject: screen/window/kbd window implemented; str widget tested

---
 code/fe310/eos/eve/screen/screen.c | 119 +++++++++++++++++++------------------
 1 file changed, 62 insertions(+), 57 deletions(-)

(limited to 'code/fe310/eos/eve/screen/screen.c')

diff --git a/code/fe310/eos/eve/screen/screen.c b/code/fe310/eos/eve/screen/screen.c
index 68b6fb8..f103b48 100644
--- a/code/fe310/eos/eve/screen/screen.c
+++ b/code/fe310/eos/eve/screen/screen.c
@@ -6,11 +6,14 @@
 
 #include "screen.h"
 #include "window.h"
+#include "kbdwin.h"
 
 int eve_screen_init(EVEScreen *screen, uint16_t w, uint16_t h) {
     memset(screen, 0, sizeof(EVEScreen));
     screen->w = w;
     screen->h = h;
+    screen->mem_next = EVE_RAM_G;
+    eve_touch_set_handler(eve_screen_handle_touch, screen);
 }
 
 void eve_screen_set_kbd(EVEScreen *screen, EVEKbd *kbd) {
@@ -22,74 +25,57 @@ EVEKbd *eve_screen_get_kbd(EVEScreen *screen) {
 }
 
 void eve_screen_show_kbd(EVEScreen *screen) {
-    if (screen->kbd && screen->kbd_win) screen->kbd_win->g.y = screen->h - screen->kbd->g.h;
-}
-
-void eve_screen_hide_kbd(EVEScreen *screen) {
-    if (screen->kbd && screen->kbd_win) screen->kbd_win->g.y = screen->h;
-}
-
-int eve_screen_win_insert(EVEScreen *screen, EVEWindow *window, int idx) {
-    if (idx) {
-        int i;
-        EVEWindow *h = screen->win_head;
+    EVEWindow *win = screen->win_tail;
+    EVEKbd *kbd = eve_screen_get_kbd(screen);
 
-        for (i=1; i<idx; i++) {
-            h = h->next;
-            if (h == NULL) return EVE_ERR;
-        }
-        window->next = h->next;
-        h->next = window;
-    } else {
-        window->next = screen->win_head;
-        screen->win_head = window;
-    }
-    if (window->next == NULL) screen->win_tail = window;
-    return EVE_OK;
+    if (win) win->g.y = screen->h - kbd->g.h;
 }
 
-int eve_screen_win_remove(EVEScreen *screen, EVEWindow *window) {
-    EVEWindow *h = screen->win_head;
-    if (h == NULL) return EVE_ERR;
-    if (h == window) {
-        screen->win_head = window->next;
-        if (screen->win_head == NULL) screen->win_tail = NULL;
-    } else {
-        while (h->next && (h->next != window)) h = h->next;
-        if (h->next == NULL) return EVE_ERR;
-
-        h->next = window->next;
-        if (h->next == NULL) screen->win_tail = h;
-    }
-}
+void eve_screen_hide_kbd(EVEScreen *screen) {
+    EVEWindow *win = screen->win_tail;
 
-void eve_screen_win_append(EVEScreen *screen, EVEWindow *window) {
-    screen->win_tail->next = window;
-    screen->win_tail = window;
+    if (win) win->g.y = screen->h;
 }
 
-void eve_screen_handle_touch(EVEScreen *screen, uint8_t tag0, int touch_idx) {
-    EVEWindow *w;
-    int a;
+void eve_screen_draw(EVEScreen *screen) {
+    EVEWindow *win;
     uint8_t tagN = 0x80;
 
-    eve_touch_clear_opt();
-
-    w = screen->win_head;
-    while(w) {
-        if (eve_window_visible(w)) a = w->view->touch(w->view, tag0, touch_idx);
-        w = w->next;
-    }
-
     eve_cmd_burst_start();
 	eve_cmd_dl(CMD_DLSTART);
-	eve_cmd_dl(CLEAR_COLOR_RGB(0,0,0));
-	eve_cmd_dl(CLEAR(1,1,1));
 
-    w = screen->win_head;
-    while(w) {
-        if (eve_window_visible(w)) tagN = w->view->draw(w->view, tagN);
-        w = w->next;
+    win = screen->win_head;
+    while (win) {
+        if (eve_window_visible(win)) {
+            int16_t x = win->g.x;
+            int16_t y = win->g.y;
+            uint16_t w = win->g.w;
+            uint16_t h = win->g.h;
+
+            if (x < 0) {
+                w += x;
+                x = 0;
+            }
+            if (y < 0) {
+                h += y;
+                y = 0;
+            }
+            if (x + w > screen->w) w = screen->w - x;
+            if (y + h > screen->h) h = screen->h - y;
+            win->tag = tagN;
+
+            if (tagN != EVE_TAG_NOTAG) {
+                eve_cmd_dl(CLEAR_TAG(tagN));
+                tagN++;
+            }
+            eve_cmd_dl(CLEAR_COLOR_RGBC(win->color_bg));
+            eve_cmd_dl(SCISSOR_XY(x, y));
+            eve_cmd_dl(SCISSOR_SIZE(w, h));
+            eve_cmd_dl(CLEAR(1,1,1));
+            eve_cmd_dl(COLOR_RGBC(win->color_fg));
+            tagN = win->view->draw(win->view, tagN);
+        }
+        win = win->next;
     }
 
     eve_cmd_dl(DISPLAY());
@@ -97,3 +83,22 @@ void eve_screen_handle_touch(EVEScreen *screen, uint8_t tag0, int touch_idx) {
     eve_cmd_burst_end();
     eve_cmd_exec(1);
 }
+
+void eve_screen_handle_touch(void *s, uint8_t tag0, int touch_idx) {
+    EVEScreen *screen = s;
+    EVEWindow *win;
+
+    eve_touch_clear_opt();
+
+    if (touch_idx >= 0) {
+        win = screen->win_tail;
+        while (win) {
+            if (eve_window_visible(win)) {
+                int a = win->view->touch(win->view, tag0, touch_idx);
+            }
+            win = win->prev;
+        }
+    }
+
+    eve_screen_draw(screen);
+}
-- 
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