 7bf0a4786c
			
		
	
	
		7bf0a4786c
		
			
		
	
	
	
	
		
			
			* Rpc: reserve some bandwidth when screen streaming * Move furi_hal_compress to toolbox/comporess * Lib: heatshrink as external submodule, compile warnings fixes, better buffer management * Lib: cleanup compressor definitions * Rpc: add canvas orientation support * Format Sources
		
			
				
	
	
		
			138 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			138 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
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|  * @file gui.h
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|  * GUI: main API
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|  */
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| 
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| #pragma once
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| 
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| #include "view_port.h"
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| #include "canvas.h"
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| 
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| #ifdef __cplusplus
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| extern "C" {
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| #endif
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| 
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| /** Gui layers */
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| typedef enum {
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|     GuiLayerDesktop, /**< Desktop layer for internal use. Like fullscreen but with status bar */
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| 
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|     GuiLayerWindow, /**< Window layer, status bar is shown */
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| 
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|     GuiLayerStatusBarLeft, /**< Status bar left-side layer, auto-layout */
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|     GuiLayerStatusBarRight, /**< Status bar right-side layer, auto-layout */
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| 
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|     GuiLayerFullscreen, /**< Fullscreen layer, no status bar */
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| 
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|     GuiLayerMAX /**< Don't use or move, special value */
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| } GuiLayer;
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| 
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| /** Gui Canvas Commit Callback */
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| typedef void (*GuiCanvasCommitCallback)(
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|     uint8_t* data,
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|     size_t size,
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|     CanvasOrientation orientation,
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|     void* context);
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| 
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| #define RECORD_GUI "gui"
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| 
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| typedef struct Gui Gui;
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| 
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| /** Add view_port to view_port tree
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|  *
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|  * @remark     thread safe
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|  *
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|  * @param      gui        Gui instance
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|  * @param      view_port  ViewPort instance
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|  * @param[in]  layer      GuiLayer where to place view_port
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|  */
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| void gui_add_view_port(Gui* gui, ViewPort* view_port, GuiLayer layer);
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| 
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| /** Remove view_port from rendering tree
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|  *
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|  * @remark     thread safe
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|  *
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|  * @param      gui        Gui instance
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|  * @param      view_port  ViewPort instance
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|  */
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| void gui_remove_view_port(Gui* gui, ViewPort* view_port);
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| 
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| /** Send ViewPort to the front
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|  *
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|  * Places selected ViewPort to the top of the drawing stack
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|  *
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|  * @param      gui        Gui instance
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|  * @param      view_port  ViewPort instance
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|  */
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| void gui_view_port_send_to_front(Gui* gui, ViewPort* view_port);
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| 
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| /** Send ViewPort to the back
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|  *
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|  * Places selected ViewPort to the bottom of the drawing stack
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|  *
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|  * @param      gui        Gui instance
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|  * @param      view_port  ViewPort instance
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|  */
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| void gui_view_port_send_to_back(Gui* gui, ViewPort* view_port);
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| 
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| /** Add gui canvas commit callback
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|  *
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|  * This callback will be called upon Canvas commit Callback dispatched from GUI
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|  * thread and is time critical
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|  *
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|  * @param      gui       Gui instance
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|  * @param      callback  GuiCanvasCommitCallback
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|  * @param      context   GuiCanvasCommitCallback context
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|  */
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| void gui_add_framebuffer_callback(Gui* gui, GuiCanvasCommitCallback callback, void* context);
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| 
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| /** Remove gui canvas commit callback
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|  *
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|  * @param      gui       Gui instance
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|  * @param      callback  GuiCanvasCommitCallback
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|  * @param      context   GuiCanvasCommitCallback context
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|  */
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| void gui_remove_framebuffer_callback(Gui* gui, GuiCanvasCommitCallback callback, void* context);
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| 
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| /** Get gui canvas frame buffer size
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|  * *
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|  * @param      gui       Gui instance
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|  * @return     size_t    size of frame buffer in bytes
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|  */
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| size_t gui_get_framebuffer_size(const Gui* gui);
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| 
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| /** Set lockdown mode
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|  *
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|  * When lockdown mode is enabled, only GuiLayerDesktop is shown.
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|  * This feature prevents services from showing sensitive information when flipper is locked.
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|  *
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|  * @param      gui       Gui instance
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|  * @param      lockdown  bool, true if enabled
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|  */
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| void gui_set_lockdown(Gui* gui, bool lockdown);
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| 
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| /** Acquire Direct Draw lock and get Canvas instance
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|  *
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|  * This method return Canvas instance for use in monopoly mode. Direct draw lock
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|  * disables input and draw call dispatch functions in GUI service. No other
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|  * applications or services will be able to draw until gui_direct_draw_release
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|  * call.
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|  *
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|  * @param      gui   The graphical user interface
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|  *
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|  * @return     Canvas instance
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|  */
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| Canvas* gui_direct_draw_acquire(Gui* gui);
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| 
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| /** Release Direct Draw Lock
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|  *
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|  * Release Direct Draw Lock, enables Input and Draw call processing. Canvas
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|  * acquired in gui_direct_draw_acquire will become invalid after this call.
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|  *
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|  * @param      gui   Gui instance
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|  */
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| void gui_direct_draw_release(Gui* gui);
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| 
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| #ifdef __cplusplus
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| }
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| #endif
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