Split up view.cc.

1 files changed, 103 insertions, 0 deletions

diff --git a/crawl-ref/source/viewchar.cc b/crawl-ref/source/viewchar.cc
new file mode 100644
index 0000000000..a0cef43408
--- /dev/null
+++ b/crawl-ref/source/viewchar.cc
@@ -0,0 +1,103 @@
+#include "AppHdr.h"
+
+#include "viewchar.h"
+
+#include "options.h"
+#include "state.h"
+
+// For order and meaning of symbols, see dungeon_char_type in enum.h.
+static const unsigned dchar_table[ NUM_CSET ][ NUM_DCHAR_TYPES ] =
+{
+    // CSET_ASCII
+    {
+        '#', '*', '.', ',', '\'', '+', '^', '>', '<',  // wall .. stairs up
+        '_', '\\', '}', '{', '8', '~', '~',            // altar .. item detect
+        '0', ')', '[', '/', '%', '?', '=', '!', '(',   // orb .. missile
+        ':', '|', '}', '%', '$', '"', '#', '7',        // book .. trees
+        ' ', '!', '#', '%', ':', ')', '*', '+',        // space .. fired_burst
+        '/', '=', '?', 'X', '[', '`', '#'              // fi_stick .. explosion
+    },
+
+    // CSET_IBM - this is ANSI 437
+    {
+        177, 176, 249, 250, '\'', 254, '^', '>', '<',  // wall .. stairs up
+        220, 239, 244, 247, '8', '~', '~',             // altar .. item detect
+        '0', ')', '[', '/', '%', '?', '=', '!', '(',   // orb .. missile
+        '+', '\\', '}', '%', '$', '"', '#', 234,       // book .. trees
+        ' ', '!', '#', '%', '+', ')', '*', '+',        // space .. fired_burst
+        '/', '=', '?', 'X', '[', '`', '#'              // fi_stick .. explosion
+    },
+
+    // CSET_DEC - remember: 224-255 are mapped to shifted 96-127
+    {
+        225, 224, 254, ':', '\'', 238, '^', '>', '<',  // wall .. stairs up
+        251, 182, 167, 187, '8', 171, 168,             // altar .. item detect
+        '0', ')', '[', '/', '%', '?', '=', '!', '(',   // orb .. missile
+        '+', '\\', '}', '%', '$', '"', '#', '7',       // book .. trees
+        ' ', '!', '#', '%', '+', ')', '*', '+',        // space .. fired_burst
+        '/', '=', '?', 'X', '[', '`', '#'              // fi_stick .. explosion
+    },
+
+    // CSET_UNICODE
+    {
+        0x2592, 0x2591, 0xB7, 0x25E6, '\'', 0x25FC, '^', '>', '<',
+        '_', 0x2229, 0x2320, 0x2248, '8', '~', '~',
+        '0', ')', '[', '/', '%', '?', '=', '!', '(',
+        '+', '|', '}', '%', '$', '"', '#', 0x2663,
+        ' ', '!', '#', '%', '+', ')', '*', '+',        // space .. fired_burst
+        '/', '=', '?', 'X', '[', '`', '#'              // fi_stick .. explosion
+    },
+};
+
+dungeon_char_type dchar_by_name(const std::string &name)
+{
+    const char *dchar_names[] =
+    {
+        "wall", "wall_magic", "floor", "floor_magic", "door_open",
+        "door_closed", "trap", "stairs_down", "stairs_up", "altar", "arch",
+        "fountain", "wavy", "statue", "invis_exposed", "item_detected",
+        "item_orb", "item_weapon", "item_armour", "item_wand", "item_food",
+        "item_scroll", "item_ring", "item_potion", "item_missile", "item_book",
+        "item_stave", "item_miscellany", "item_corpse", "item_gold",
+        "item_amulet", "cloud", "trees",
+    };
+
+    for (unsigned i = 0; i < sizeof(dchar_names) / sizeof(*dchar_names); ++i)
+        if (dchar_names[i] == name)
+            return dungeon_char_type(i);
+
+    return (NUM_DCHAR_TYPES);
+}
+
+void init_char_table( char_set_type set )
+{
+    for (int i = 0; i < NUM_DCHAR_TYPES; i++)
+    {
+        if (Options.cset_override[set][i])
+            Options.char_table[i] = Options.cset_override[set][i];
+        else
+            Options.char_table[i] = dchar_table[set][i];
+    }
+}
+
+unsigned dchar_glyph(dungeon_char_type dchar)
+{
+    return (Options.char_table[dchar]);
+}
+
+std::string stringize_glyph(unsigned glyph)
+{
+    if (crawl_state.glyph2strfn && Options.char_set == CSET_UNICODE)
+        return (*crawl_state.glyph2strfn)(glyph);
+
+    return (std::string(1, glyph));
+}
+
+int multibyte_strlen(const std::string &s)
+{
+    if (crawl_state.multibyte_strlen)
+        return (*crawl_state.multibyte_strlen)(s);
+
+    return (s.length());
+}
+