1 // license:BSD-3-Clause 2 // copyright-holders:David Haywood 3 #ifndef MAME_INCLUDES_NEWS_H 4 #define MAME_INCLUDES_NEWS_H 5 6 #pragma once 7 8 #include "tilemap.h" 9 10 class news_state : public driver_device 11 { 12 public: news_state(const machine_config & mconfig,device_type type,const char * tag)13 news_state(const machine_config &mconfig, device_type type, const char *tag) : 14 driver_device(mconfig, type, tag), 15 m_bgram(*this, "bgram"), 16 m_fgram(*this, "fgram"), 17 m_maincpu(*this, "maincpu"), 18 m_gfxdecode(*this, "gfxdecode") 19 { } 20 21 void news(machine_config &config); 22 23 protected: 24 virtual void machine_start() override; 25 virtual void machine_reset() override; 26 virtual void video_start() override; 27 28 private: 29 /* memory pointers */ 30 required_shared_ptr<uint8_t> m_bgram; 31 required_shared_ptr<uint8_t> m_fgram; 32 33 /* video-related */ 34 tilemap_t *m_fg_tilemap; 35 tilemap_t *m_bg_tilemap; 36 int m_bgpic; 37 38 required_device<cpu_device> m_maincpu; 39 required_device<gfxdecode_device> m_gfxdecode; 40 41 void news_fgram_w(offs_t offset, uint8_t data); 42 void news_bgram_w(offs_t offset, uint8_t data); 43 void news_bgpic_w(uint8_t data); 44 TILE_GET_INFO_MEMBER(get_fg_tile_info); 45 TILE_GET_INFO_MEMBER(get_bg_tile_info); 46 uint32_t screen_update_news(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); 47 void news_map(address_map &map); 48 }; 49 50 #endif // MAME_INCLUDES_NEWS_H 51