// license:BSD-3-Clause // copyright-holders:R. Belmont /********************************************************************* picture.h Image device that loads still pictures (currently PNG) *********************************************************************/ #ifndef MAME_DEVICES_IMAGEDEV_PICTURE_H #define MAME_DEVICES_IMAGEDEV_PICTURE_H #pragma once #include "bitmap.h" /*************************************************************************** TYPE DEFINITIONS ***************************************************************************/ // ======================> picture_image_device class picture_image_device : public device_t, public device_image_interface { public: // construction/destruction picture_image_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0); virtual ~picture_image_device(); // image-level overrides virtual image_init_result call_load() override; virtual void call_unload() override; virtual iodevice_t image_type() const noexcept override { return IO_PICTURE; } virtual bool is_readable() const noexcept override { return true; } virtual bool is_writeable() const noexcept override { return false; } virtual bool is_creatable() const noexcept override { return false; } virtual bool must_be_loaded() const noexcept override { return false; } virtual bool is_reset_on_load() const noexcept override { return false; } virtual const char *file_extensions() const noexcept override { return "png"; } bitmap_argb32 &get_bitmap() { return *m_picture; } protected: // device-level overrides virtual void device_start() override; private: bitmap_argb32 *m_picture; }; // device type definition DECLARE_DEVICE_TYPE(IMAGE_PICTURE, picture_image_device) #endif // MAME_DEVICES_IMAGEDEV_PICTURE_H