Appease clang-tidy check readability-static-accessed-through-instance

src/animation.cpp

@@ -800,7 +800,7 @@ void draw_sct_curses( const game &g )
             continue;
         }
 
-        const bool is_old = text.getStep() >= SCT.iMaxSteps / 2;
+        const bool is_old = text.getStep() >= scrollingcombattext::iMaxSteps / 2;
 
         nc_color const col1 = msgtype_to_color( text.getMsgType( "first" ),  is_old );
         nc_color const col2 = msgtype_to_color( text.getMsgType( "second" ), is_old );

src/cata_tiles.cpp

@@ -4812,19 +4812,19 @@ void cata_tiles::draw_sct_frame( std::multimap<point, formatted_text> &overlay_s
     const bool use_font = get_option<bool>( "ANIMATION_SCT_USE_FONT" );
     tripoint player_pos = get_player_character().pos();
 
-    for( auto iter = SCT.vSCT.begin(); iter != SCT.vSCT.end(); ++iter ) {
-        const point iD( iter->getPosX(), iter->getPosY() );
-        const int full_text_length = utf8_width( iter->getText() );
+    for( const scrollingcombattext::cSCT &sct : SCT.vSCT ) {
+        const point iD( sct.getPosX(), sct.getPosY() );
+        const int full_text_length = utf8_width( sct.getText() );
 
         point iOffset;
 
         for( int j = 0; j < 2; ++j ) {
-            std::string sText = iter->getText( ( j == 0 ) ? "first" : "second" );
-            int FG = msgtype_to_tilecolor( iter->getMsgType( ( j == 0 ) ? "first" : "second" ),
-                                           iter->getStep() >= SCT.iMaxSteps / 2 );
+            std::string sText = sct.getText( ( j == 0 ) ? "first" : "second" );
+            int FG = msgtype_to_tilecolor( sct.getMsgType( ( j == 0 ) ? "first" : "second" ),
+                                           sct.getStep() >= scrollingcombattext::iMaxSteps / 2 );
 
             if( use_font ) {
-                const direction direction = iter->getDirection();
+                const direction direction = sct.getDirection();
                 // Compensate for string length offset added at SCT creation
                 // (it will be readded using font size and proper encoding later).
                 const int direction_offset = ( -displace_XY( direction ).x + 1 ) *

src/output.cpp

@@ -3113,7 +3113,7 @@ void scrollingcombattext::advanceAllSteps()
     std::vector<cSCT>::iterator iter = vSCT.begin();
 
     while( iter != vSCT.end() ) {
-        if( iter->advanceStep() > this->iMaxSteps ) {
+        if( iter->advanceStep() > iMaxSteps ) {
             iter = vSCT.erase( iter );
         } else {
             ++iter;

src/output.h

@@ -1055,7 +1055,7 @@ class scrolling_text_view
 class scrollingcombattext
 {
     public:
-        enum : int { iMaxSteps = 8 };
+        static constexpr int iMaxSteps = 8;
 
         scrollingcombattext() = default;