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RetroArch/gfx/gfx_widgets.h

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2018 - natinusala
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GFX_WIDGETS_H
#define _GFX_WIDGETS_H
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#include <formats/image.h>
#include <queues/task_queue.h>
#include <queues/message_queue.h>
#include <queues/fifo_queue.h>
#ifdef HAVE_THREADS
#include <rthreads/rthreads.h>
#endif
#include "gfx_animation.h"
#define DEFAULT_BACKDROP 0.75f
#define MSG_QUEUE_PENDING_MAX 32
#define MSG_QUEUE_ONSCREEN_MAX 4
#define MSG_QUEUE_ANIMATION_DURATION 330
#define TASK_FINISHED_DURATION 3000
#define HOURGLASS_INTERVAL 5000
#define HOURGLASS_DURATION 1000
#define GENERIC_MESSAGE_DURATION 3000
/* TODO: Colors for warning, error and success */
#define TEXT_COLOR_INFO 0xD8EEFFFF
#if 0
#define TEXT_COLOR_SUCCESS 0x22B14CFF
#define TEXT_COLOR_ERROR 0xC23B22FF
#endif
#define TEXT_COLOR_FAINT 0x878787FF
enum gfx_widgets_icon
{
MENU_WIDGETS_ICON_PAUSED = 0,
MENU_WIDGETS_ICON_FAST_FORWARD,
MENU_WIDGETS_ICON_REWIND,
MENU_WIDGETS_ICON_SLOW_MOTION,
MENU_WIDGETS_ICON_HOURGLASS,
MENU_WIDGETS_ICON_CHECK,
MENU_WIDGETS_ICON_INFO,
MENU_WIDGETS_ICON_ACHIEVEMENT,
MENU_WIDGETS_ICON_LAST
};
enum notification_show_screenshot_duration
{
NOTIFICATION_SHOW_SCREENSHOT_DURATION_NORMAL = 0,
NOTIFICATION_SHOW_SCREENSHOT_DURATION_FAST,
NOTIFICATION_SHOW_SCREENSHOT_DURATION_VERY_FAST,
NOTIFICATION_SHOW_SCREENSHOT_DURATION_INSTANT,
NOTIFICATION_SHOW_SCREENSHOT_DURATION_LAST
};
enum notification_show_screenshot_flash
{
NOTIFICATION_SHOW_SCREENSHOT_FLASH_NORMAL = 0,
NOTIFICATION_SHOW_SCREENSHOT_FLASH_FAST,
NOTIFICATION_SHOW_SCREENSHOT_FLASH_OFF,
NOTIFICATION_SHOW_SCREENSHOT_FLASH_LAST
};
/* This structure holds all objects + metadata
* corresponding to a particular font */
typedef struct
{
font_data_t *font;
video_font_raster_block_t raster_block;
unsigned glyph_width;
float line_height;
float line_ascender;
float line_descender;
float line_centre_offset;
size_t usage_count;
} gfx_widget_font_data_t;
/* Font data */
typedef struct
{
gfx_widget_font_data_t regular;
gfx_widget_font_data_t bold;
gfx_widget_font_data_t msg_queue;
} gfx_widget_fonts_t;
typedef struct cheevo_popup
{
char* title;
uintptr_t badge;
} cheevo_popup;
typedef struct disp_widget_msg
{
char *msg;
char *msg_new;
float msg_transition_animation;
unsigned msg_len;
unsigned duration;
unsigned text_height;
float offset_y;
float alpha;
/* Is it currently doing the fade out animation ? */
bool dying;
/* Has the timer expired ? if so, should be set to dying */
bool expired;
unsigned width;
gfx_timer_t expiration_timer;
bool expiration_timer_started;
retro_task_t *task_ptr;
/* Used to detect title change */
char *task_title_ptr;
/* How many tasks have used this notification? */
uint8_t task_count;
int8_t task_progress;
bool task_finished;
bool task_error;
bool task_cancelled;
uint32_t task_ident;
/* Unfold animation */
bool unfolded;
bool unfolding;
float unfold;
float hourglass_rotation;
gfx_timer_t hourglass_timer;
} disp_widget_msg_t;
typedef struct dispgfx_widget
{
/* There can only be one message animation at a time to
* avoid confusing users */
bool widgets_moving;
bool widgets_inited;
bool msg_queue_has_icons;
#ifdef HAVE_TRANSLATE
int ai_service_overlay_state;
#endif
float last_scale_factor;
#ifdef HAVE_TRANSLATE
unsigned ai_service_overlay_width;
unsigned ai_service_overlay_height;
#endif
unsigned last_video_width;
unsigned last_video_height;
unsigned msg_queue_kill;
/* Count of messages bound to a task in current_msgs */
unsigned msg_queue_tasks_count;
unsigned simple_widget_padding;
unsigned simple_widget_height;
/* Used for both generic and libretro messages */
unsigned generic_message_height;
unsigned msg_queue_height;
unsigned msg_queue_spacing;
unsigned msg_queue_rect_start_x;
unsigned msg_queue_internal_icon_size;
unsigned msg_queue_internal_icon_offset;
unsigned msg_queue_icon_size_x;
unsigned msg_queue_icon_size_y;
unsigned msg_queue_icon_offset_y;
unsigned msg_queue_scissor_start_x;
unsigned msg_queue_default_rect_width_menu_alive;
unsigned msg_queue_default_rect_width;
unsigned msg_queue_regular_padding_x;
unsigned msg_queue_regular_text_start;
unsigned msg_queue_task_text_start_x;
unsigned msg_queue_task_rect_start_x;
unsigned msg_queue_task_hourglass_x;
unsigned divider_width_1px;
uint64_t gfx_widgets_frame_count;
#ifdef HAVE_TRANSLATE
uintptr_t ai_service_overlay_texture;
#endif
uintptr_t msg_queue_icon;
uintptr_t msg_queue_icon_outline;
uintptr_t msg_queue_icon_rect;
uintptr_t gfx_widgets_icons_textures[
MENU_WIDGETS_ICON_LAST];
char gfx_widgets_status_text[255];
uintptr_t gfx_widgets_generic_tag;
gfx_widget_fonts_t gfx_widget_fonts;
fifo_buffer_t *msg_queue;
disp_widget_msg_t* current_msgs[MSG_QUEUE_ONSCREEN_MAX];
size_t current_msgs_size;
#ifdef HAVE_THREADS
slock_t* current_msgs_lock;
#endif
} dispgfx_widget_t;
/* A widget */
/* TODO: cleanup all unused parameters */
struct gfx_widget
{
/* called when the widgets system is initialized
* -> initialize the widget here */
bool (*init)(bool video_is_threaded, bool fullscreen);
/* called when the widgets system is freed
* -> free the widget here */
void (*free)(void);
/* called when the graphics context is reset
* -> (re)load the textures here */
void (*context_reset)(bool is_threaded,
unsigned width, unsigned height, bool fullscreen,
const char *dir_assets, char *font_path,
char* menu_png_path,
char* widgets_png_path);
/* called when the graphics context is destroyed
* -> release the textures here */
void (*context_destroy)(void);
/* called when the window resolution changes
* -> (re)layout the widget here */
void (*layout)(void *data,
bool is_threaded, const char *dir_assets, char *font_path);
/* called every frame on the main thread
* -> update the widget logic here */
void (*iterate)(void *user_data,
unsigned width, unsigned height, bool fullscreen,
const char *dir_assets, char *font_path,
bool is_threaded);
/* called every frame
* (on the video thread if threaded video is on)
* -- data is a video_frame_info_t
* -- userdata is a dispgfx_widget_t
* -> draw the widget here */
void (*frame)(void* data, void *userdata);
};
uintptr_t gfx_widgets_get_generic_tag(void *data);
float* gfx_widgets_get_pure_white(void);
unsigned gfx_widgets_get_padding(void *data);
unsigned gfx_widgets_get_height(void *data);
gfx_widget_font_data_t* gfx_widgets_get_font_regular(void *data);
gfx_widget_font_data_t* gfx_widgets_get_font_bold(void *data);
gfx_widget_font_data_t* gfx_widgets_get_font_msg_queue(void *data);
float* gfx_widgets_get_backdrop_orig(void);
unsigned gfx_widgets_get_last_video_width(void *data);
unsigned gfx_widgets_get_last_video_height(void *data);
unsigned gfx_widgets_get_generic_message_height(void *data);
/* Warning: not thread safe! */
size_t gfx_widgets_get_msg_queue_size(void *data);
float gfx_widgets_get_thumbnail_scale_factor(
const float dst_width, const float dst_height,
const float image_width, const float image_height);
void gfx_widgets_draw_icon(
void *userdata,
unsigned video_width,
unsigned video_height,
unsigned icon_width,
unsigned icon_height,
uintptr_t texture,
float x, float y,
float rotation, float scale_factor,
float *color);
void gfx_widgets_draw_text(
gfx_widget_font_data_t* font_data,
const char *text,
float x, float y,
int width, int height,
uint32_t color,
enum text_alignment text_align,
bool draw_outside);
void gfx_widgets_flush_text(
unsigned video_width, unsigned video_height,
gfx_widget_font_data_t* font_data);
typedef struct gfx_widget gfx_widget_t;
bool gfx_widgets_init(
uintptr_t widgets_active_ptr,
bool video_is_threaded,
unsigned width, unsigned height, bool fullscreen,
const char *dir_assets, char *font_path);
bool gfx_widgets_deinit(bool widgets_persisting);
void gfx_widgets_msg_queue_push(
void *data,
retro_task_t *task, const char *msg,
unsigned duration,
char *title,
enum message_queue_icon icon,
enum message_queue_category category,
unsigned prio, bool flush,
bool menu_is_alive);
void gfx_widget_volume_update_and_show(float new_volume,
bool mute);
void gfx_widgets_iterate(
void *data,
unsigned width, unsigned height, bool fullscreen,
const char *dir_assets, char *font_path,
bool is_threaded);
void gfx_widget_screenshot_taken(void *data,
const char *shotname, const char *filename);
/* AI Service functions */
#ifdef HAVE_TRANSLATE
bool gfx_widgets_ai_service_overlay_load(
dispgfx_widget_t *p_dispwidget,
char* buffer, unsigned buffer_len,
enum image_type_enum image_type);
void gfx_widgets_ai_service_overlay_unload(dispgfx_widget_t *p_dispwidget);
#endif
#ifdef HAVE_CHEEVOS
void gfx_widgets_push_achievement(const char *title, const char *badge);
#endif
/* Warning: not thread safe! */
void gfx_widget_set_message(char *message);
/* Warning: not thread safe! */
void gfx_widget_set_libretro_message(
void *data,
const char *message, unsigned duration);
/* Warning: not thread safe! */
void gfx_widget_set_progress_message(void *data,
const char *message, unsigned duration,
unsigned priority, int8_t progress);
/* Warning: not thread safe! */
bool gfx_widget_start_load_content_animation(void);
/* All the functions below should be called in
* the video driver - once they are all added, set
* enable_menu_widgets to true for that driver */
void gfx_widgets_frame(void *data);
void *dispwidget_get_ptr(void);
bool gfx_widgets_set_status_text(
void *data,
const char *new_status_text);
extern const gfx_widget_t gfx_widget_screenshot;
extern const gfx_widget_t gfx_widget_volume;
extern const gfx_widget_t gfx_widget_generic_message;
extern const gfx_widget_t gfx_widget_libretro_message;
extern const gfx_widget_t gfx_widget_progress_message;
extern const gfx_widget_t gfx_widget_load_content_animation;
#ifdef HAVE_CHEEVOS
extern const gfx_widget_t gfx_widget_achievement_popup;
#endif
#endif
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