Split get_symbol from view.cc.

1 files changed, 6 insertions, 238 deletions

diff --git a/crawl-ref/source/view.cc b/crawl-ref/source/view.cc
index a17925354d..1f9155c926 100644
--- a/crawl-ref/source/view.cc
+++ b/crawl-ref/source/view.cc
@@ -25,6 +25,7 @@
 #include "viewchar.h"
 #include "viewgeom.h"
 #include "viewmap.h"
+#include "showsymb.h"
 
 #include "branch.h"
 #include "command.h"
@@ -84,11 +85,6 @@ crawl_view_geometry crawl_view;
 
 extern int stealth;             // defined in acr.cc
 
-static void _get_symbol( const coord_def& where,
-                         show_type object, unsigned *ch,
-                         unsigned short *colour,
-                         bool magic_mapped = false );
-
 bool inside_level_bounds(int x, int y)
 {
     return (x > 0 && x < GXM && y > 0 && y < GYM);
@@ -104,200 +100,6 @@ bool is_notable_terrain(dungeon_feature_type ftype)
     return (get_feature_def(ftype).is_notable());
 }
 
-unsigned get_symbol(show_type object, unsigned short *colour,
-                    bool magic_mapped)
-{
-    unsigned ch;
-    _get_symbol(coord_def(0,0), object, &ch, NULL, magic_mapped);
-    return (ch);
-}
-
-static bool _show_bloodcovered(const coord_def& where)
-{
-    if (!is_bloodcovered(where))
-        return (false);
-
-    dungeon_feature_type grid = grd(where);
-
-    // Altars, stairs (of any kind) and traps should not be coloured red.
-    return (!is_critical_feature(grid) && !feat_is_trap(grid));
-}
-
-static unsigned short _tree_colour(const coord_def& where)
-{
-    uint32_t h = where.x;
-    h+=h<<10; h^=h>>6;
-    h += where.y;
-    h+=h<<10; h^=h>>6;
-    h+=h<<3; h^=h>>11; h+=h<<15;
-    return (h>>30) ? GREEN : LIGHTGREEN;
-}
-
-static void _get_symbol( const coord_def& where,
-                         show_type object, unsigned *ch,
-                         unsigned short *colour,
-                         bool magic_mapped )
-{
-    ASSERT( ch != NULL );
-
-    if (object.cls < SH_MONSTER)
-    {
-        const feature_def &fdef = get_feature_def(object);
-
-        *ch = magic_mapped? fdef.magic_symbol
-                          : fdef.symbol;
-
-        // Don't recolor items
-        if (colour && object.cls == SH_FEATURE)
-        {
-            dungeon_feature_type feat = object.feat;
-            const int colmask = *colour & COLFLAG_MASK;
-
-            // TODO: consolidate with feat_is_stair etc.
-            bool excluded_stairs = (feat >= DNGN_STONE_STAIRS_DOWN_I
-                                    && feat <= DNGN_ESCAPE_HATCH_UP
-                                    && is_exclude_root(where));
-
-            if (excluded_stairs)
-                *colour = Options.tc_excluded | colmask;
-            else if (feat >= DNGN_MINMOVE && you.get_beholder(where))
-            {
-                // Colour grids that cannot be reached due to beholders
-                // dark grey.
-                *colour = DARKGREY | colmask;
-            }
-            else if (feat >= DNGN_MINMOVE && is_sanctuary(where))
-            {
-                if (testbits(env.map(where).property, FPROP_SANCTUARY_1))
-                    *colour = YELLOW | colmask;
-                else if (testbits(env.map(where).property, FPROP_SANCTUARY_2))
-                {
-                    if (!one_chance_in(4))
-                        *colour = WHITE | colmask;     // 3/4
-                    else if (!one_chance_in(3))
-                        *colour = LIGHTCYAN | colmask; // 1/6
-                    else
-                        *colour = LIGHTGREY | colmask; // 1/12
-                }
-            }
-            else if (_show_bloodcovered(where))
-                *colour = RED | colmask;
-            else if (env.grid_colours(where))
-                *colour = env.grid_colours(where) | colmask;
-            else
-            {
-                // Don't clobber with BLACK, because the colour should be
-                // already set.
-                if (fdef.colour != BLACK)
-                    *colour = fdef.colour | colmask;
-                else if (feat == DNGN_TREES)
-                    *colour = _tree_colour(where) | colmask;
-
-                if (fdef.em_colour && fdef.em_colour != fdef.colour &&
-                    emphasise(where, feat))
-                {
-                    *colour = (fdef.em_colour | colmask);
-                }
-            }
-
-            // TODO: should be a feat_is_whatever(feat)
-            if (feat >= DNGN_FLOOR_MIN && feat <= DNGN_FLOOR_MAX
-                || feat == DNGN_UNDISCOVERED_TRAP)
-            {
-                if (inside_halo(where))
-                {
-                    if (silenced(where))
-                        *colour = LIGHTCYAN | colmask;
-                    else
-                        *colour = YELLOW | colmask;
-                }
-                else if (silenced(where))
-                    *colour = CYAN | colmask;
-            }
-        }
-
-        // Note anything we see that's notable
-        if (!where.origin() && fdef.is_notable())
-        {
-            if (object.cls == SH_FEATURE) // other notable things?
-                seen_notable_thing(object.feat, where);
-        }
-    }
-    else
-    {
-        ASSERT(object.cls == SH_MONSTER);
-        *ch = mons_char(object.mons);
-    }
-
-    if (colour)
-        *colour = real_colour(*colour);
-}
-
-unsigned grid_character_at(const coord_def &c)
-{
-    unsigned glych;
-    unsigned short glycol = 0;
-
-    _get_symbol(c, grd(c), &glych, &glycol );
-    return glych;
-}
-
-dungeon_char_type get_feature_dchar(dungeon_feature_type feat)
-{
-    return (get_feature_def(feat).dchar);
-}
-
-int get_mons_colour(const monsters *mons)
-{
-    int col = mons->colour;
-
-    if (mons->has_ench(ENCH_BERSERK))
-        col = RED;
-
-    if (mons_friendly_real(mons))
-    {
-        col |= COLFLAG_FRIENDLY_MONSTER;
-    }
-    else if (mons_neutral(mons))
-    {
-        col |= COLFLAG_NEUTRAL_MONSTER;
-    }
-    else if (Options.stab_brand != CHATTR_NORMAL
-             && mons_looks_stabbable(mons))
-    {
-        col |= COLFLAG_WILLSTAB;
-    }
-    else if (Options.may_stab_brand != CHATTR_NORMAL
-             && mons_looks_distracted(mons))
-    {
-        col |= COLFLAG_MAYSTAB;
-    }
-    else if (mons_is_stationary(mons))
-    {
-        if (Options.feature_item_brand != CHATTR_NORMAL
-            && is_critical_feature(grd(mons->pos()))
-            && feat_stair_direction(grd(mons->pos())) != CMD_NO_CMD)
-        {
-            col |= COLFLAG_FEATURE_ITEM;
-        }
-        else if (Options.heap_brand != CHATTR_NORMAL
-                 && igrd(mons->pos()) != NON_ITEM
-                 && !crawl_state.arena)
-        {
-            col |= COLFLAG_ITEM_HEAP;
-        }
-    }
-
-    // Backlit monsters are fuzzy and override brands.
-    if (!you.can_see_invisible() && mons->has_ench(ENCH_INVIS)
-        && mons->backlit())
-    {
-        col = DARKGREY;
-    }
-
-    return (col);
-}
-
 static void _good_god_follower_attitude_change(monsters *monster)
 {
     if (you.is_unholy() || crawl_state.arena)
@@ -875,40 +677,6 @@ bool check_awaken(monsters* monster)
     return (false);
 }
 
-void get_item_glyph(const item_def *item, unsigned *glych,
-                    unsigned short *glycol)
-{
-    *glycol = item->colour;
-    _get_symbol(coord_def(0,0), show_type(*item), glych, glycol);
-}
-
-void get_mons_glyph(const monsters *mons, unsigned *glych,
-                    unsigned short *glycol)
-{
-    *glycol = get_mons_colour(mons);
-    _get_symbol(coord_def(0,0), show_type(mons), glych, glycol);
-}
-
-unsigned get_screen_glyph( int x, int y )
-{
-    return get_screen_glyph(coord_def(x,y));
-}
-
-unsigned get_screen_glyph(const coord_def& p)
-{
-    const coord_def ep = view2show(grid2view(p));
-
-    show_type object = env.show(ep);
-    unsigned short  colour = object.colour;
-    unsigned        ch;
-
-    if (!object)
-        return get_envmap_char(p.x, p.y);
-
-    _get_symbol(p, object, &ch, &colour);
-    return (ch);
-}
-
 // Noisy now has a messenging service for giving messages to the
 // player is appropriate.
 //
@@ -1417,7 +1185,7 @@ std::string screenshot(bool fullscreen)
                 unsigned glych;
                 unsigned short glycol = 0;
 
-                _get_symbol( gc, object, &glych, &glycol );
+                get_symbol( gc, object, &glych, &glycol );
                 ch = glych;
             }
 
@@ -1495,7 +1263,7 @@ void view_update_at(const coord_def &pos)
     unsigned short  colour = object.colour;
     unsigned        ch = 0;
 
-    _get_symbol( pos, object, &ch, &colour );
+    get_symbol( pos, object, &ch, &colour );
 
     int flash_colour = you.flash_colour;
     if (flash_colour == BLACK)
@@ -1700,7 +1468,7 @@ void viewwindow(bool draw_it, bool do_updates)
                     show_type       object = env.show(ep);
                     unsigned short  colour = object.colour;
                     unsigned        ch;
-                    _get_symbol(gc, object, &ch, &colour);
+                    get_symbol(gc, object, &ch, &colour);
 
                     if (map)
                     {
@@ -1742,7 +1510,7 @@ void viewwindow(bool draw_it, bool do_updates)
                     unsigned short colour = object.colour;
                     unsigned        ch;
 
-                    _get_symbol( gc, object, &ch, &colour );
+                    get_symbol( gc, object, &ch, &colour );
 
                     buffy[bufcount]     = ch;
                     buffy[bufcount + 1] = colour;
@@ -1799,7 +1567,7 @@ void viewwindow(bool draw_it, bool do_updates)
                             && env.show.get_backup(ep)
                             && is_terrain_seen(gc))
                         {
-                            _get_symbol(gc, env.show.get_backup(ep), &ch, &colour);
+                            get_symbol(gc, env.show.get_backup(ep), &ch, &colour);
                             set_envmap_glyph(gc, env.show.get_backup(ep), colour);
                         }