X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=include%2Fviewer.h;h=1405e07fa509461afe3d90bd8fbf6134cbc58995;hb=354cf2e07ccd0d7900f96bffc279093997cbe203;hp=89837ec89b322a074ec4e4b3b6681cb8bdd8e15a;hpb=f4e453fa3619de52dce9d98c5ad1441982c46539;p=smdp.git

diff --git a/include/viewer.h b/include/viewer.h
index 89837ec..1405e07 100644
--- a/include/viewer.h
+++ b/include/viewer.h
@@ -1,24 +1,67 @@
 #if !defined( VIEWER_H )
 #define VIEWER_H
 
+/*
+ * Functions necessary to display a deck of slides in different color modes
+ * using ncurses. Only white, red, and blue are supported, as they can be
+ * faded in 256 color mode.
+ * Copyright (C) 2018 Michael Goehler
+ *
+ * This file is part of mdp.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ * function: ncurses_display initializes ncurses, defines colors, calculates
+ *           window geometry and handles key strokes
+ * function: add_line detects inline markdown formating and prints line char
+ *           by char
+ * function: fade_in, fade_out implementing color fading in 256 color mode
+ * function: int_length to calculate decimal length of slide count
+ *
+ */
+
+#define _GNU_SOURCE              // enable ncurses wchar support
+#define _XOPEN_SOURCE_EXTENDED 1 // enable ncurses wchar support
+
+#if defined( WIN32 )
+#include <curses.h>
+#else
+#include <ncurses.h>
+#endif
+
+#include "common.h"
+#include "parser.h"
+#include "cstack.h"
+#include "url.h"
+
 #define CP_WHITE  1 // 255
 #define CP_BLUE   2 // 123
 #define CP_RED    3 // 213
 #define CP_YELLOW 4 // 208
+#define CP_BLACK  5 // CP_WHITE with foreground and background swapped
 
-static short white_ramp[24] = { 16, 232, 233, 234, 235, 236,
-                               237, 238, 239, 240, 241, 242,
-                               244, 245, 246, 247, 248, 249,
-                               250, 251, 252, 253, 254, 255 };
-
-static short blue_ramp[24]  = { 16,  17,  17,  18,  18,  19,
-                                19,  20,  20,  21,  27,  32,
-                                33,  38,  39,  44,  45,  45,
-                                81,  81,  51,  51, 123, 123 };
+#define FADE_DELAY 15000 // micro seconds
+#define GOTO_SLIDE_DELAY 5    // tenths of seconds
 
-static short red_ramp[24]   = { 16,  52,  52,  53,  53,  89,
-                                89,  90,  90, 126, 127, 127,
-                               163, 163, 164, 164, 200, 200,
-                               201, 201, 207, 207, 213, 213 };
+int ncurses_display(deck_t *deck, int notrans, int nofade, int invert, int reload, int noreload, int slidenum);
+void add_line(WINDOW *window, int y, int x, line_t *line, int max_cols, int colors);
+void inline_display(WINDOW *window, const wchar_t *c, const int colors);
+void fade_out(WINDOW *window, int trans, int colors, int invert);
+void fade_in(WINDOW *window, int trans, int colors, int invert);
+int int_length (int val);
+int get_slide_number(char init);
+void setup_list_strings(void);
 
 #endif // !defined( VIEWER_H )