0ba74fbd9a
The header scrcpy.h is intended to be the "public" API. It should not depend on other internal headers. Therefore, declare all required structs in this header and adapt internal code.
136 lines
3.7 KiB
C
136 lines
3.7 KiB
C
#ifndef SCREEN_H
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#define SCREEN_H
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#include <stdbool.h>
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#include <SDL2/SDL.h>
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#include <libavformat/avformat.h>
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#include "config.h"
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#include "common.h"
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#include "opengl.h"
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struct video_buffer;
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struct screen {
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SDL_Window *window;
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SDL_Renderer *renderer;
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SDL_Texture *texture;
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bool use_opengl;
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struct sc_opengl gl;
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struct size frame_size;
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struct size content_size; // rotated frame_size
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bool resize_pending; // resize requested while fullscreen or maximized
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// The content size the last time the window was not maximized or
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// fullscreen (meaningful only when resize_pending is true)
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struct size windowed_content_size;
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// client rotation: 0, 1, 2 or 3 (x90 degrees counterclockwise)
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unsigned rotation;
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// rectangle of the content (excluding black borders)
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struct SDL_Rect rect;
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bool has_frame;
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bool fullscreen;
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bool maximized;
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bool no_window;
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bool mipmaps;
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};
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#define SCREEN_INITIALIZER { \
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.window = NULL, \
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.renderer = NULL, \
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.texture = NULL, \
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.use_opengl = false, \
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.gl = {0}, \
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.frame_size = { \
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.width = 0, \
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.height = 0, \
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}, \
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.content_size = { \
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.width = 0, \
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.height = 0, \
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}, \
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.resize_pending = false, \
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.windowed_content_size = { \
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.width = 0, \
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.height = 0, \
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}, \
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.rotation = 0, \
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.rect = { \
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.x = 0, \
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.y = 0, \
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.w = 0, \
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.h = 0, \
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}, \
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.has_frame = false, \
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.fullscreen = false, \
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.maximized = false, \
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.no_window = false, \
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.mipmaps = false, \
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}
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// initialize default values
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void
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screen_init(struct screen *screen);
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// initialize screen, create window, renderer and texture (window is hidden)
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// window_x and window_y accept SC_WINDOW_POSITION_UNDEFINED
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bool
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screen_init_rendering(struct screen *screen, const char *window_title,
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struct size frame_size, bool always_on_top,
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int16_t window_x, int16_t window_y, uint16_t window_width,
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uint16_t window_height, bool window_borderless,
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uint8_t rotation, bool mipmaps);
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// show the window
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void
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screen_show_window(struct screen *screen);
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// destroy window, renderer and texture (if any)
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void
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screen_destroy(struct screen *screen);
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// resize if necessary and write the rendered frame into the texture
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bool
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screen_update_frame(struct screen *screen, struct video_buffer *vb);
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// render the texture to the renderer
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//
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// Set the update_content_rect flag if the window or content size may have
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// changed, so that the content rectangle is recomputed
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void
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screen_render(struct screen *screen, bool update_content_rect);
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// switch the fullscreen mode
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void
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screen_switch_fullscreen(struct screen *screen);
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// resize window to optimal size (remove black borders)
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void
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screen_resize_to_fit(struct screen *screen);
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// resize window to 1:1 (pixel-perfect)
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void
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screen_resize_to_pixel_perfect(struct screen *screen);
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// set the display rotation (0, 1, 2 or 3, x90 degrees counterclockwise)
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void
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screen_set_rotation(struct screen *screen, unsigned rotation);
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// react to window events
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void
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screen_handle_window_event(struct screen *screen, const SDL_WindowEvent *event);
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// convert point from window coordinates to frame coordinates
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// x and y are expressed in pixels
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struct point
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screen_convert_to_frame_coords(struct screen *screen, int32_t x, int32_t y);
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// Convert coordinates from window to drawable.
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// Events are expressed in window coordinates, but content is expressed in
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// drawable coordinates. They are the same if HiDPI scaling is 1, but differ
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// otherwise.
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void
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screen_hidpi_scale_coords(struct screen *screen, int32_t *x, int32_t *y);
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#endif
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