447 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			447 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "gui_i.h"
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| 
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| static void gui_rotate_buttons(InputEvent* event) {
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|     switch(event->key) {
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|     case InputKeyUp:
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|         event->key = InputKeyRight;
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|         break;
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|     case InputKeyDown:
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|         event->key = InputKeyLeft;
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|         break;
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|     case InputKeyRight:
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|         event->key = InputKeyDown;
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|         break;
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|     case InputKeyLeft:
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|         event->key = InputKeyUp;
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|         break;
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|     default:
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|         break;
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|     }
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| }
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| 
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| static void gui_setup_fs_orientation(const ViewPort* view_port, Canvas* canvas) {
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|     ViewPortOrientation view_port_orientation = view_port_get_orientation(view_port);
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|     CanvasOrientation canvas_orientation = canvas_get_orientation(canvas);
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|     if(view_port_orientation == ViewPortOrientationHorizontal) {
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|         canvas_frame_set(canvas, 0, 0, GUI_DISPLAY_WIDTH, GUI_DISPLAY_HEIGHT);
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|         if(canvas_orientation != CanvasOrientationHorizontal) {
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|             canvas_set_orientation(canvas, CanvasOrientationHorizontal);
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|         }
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|     } else if(view_port_orientation == ViewPortOrientationVertical) {
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|         canvas_frame_set(canvas, 0, 0, GUI_DISPLAY_HEIGHT, GUI_DISPLAY_WIDTH);
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|         if(canvas_orientation != CanvasOrientationVertical) {
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|             canvas_set_orientation(canvas, CanvasOrientationVertical);
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|         }
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|     }
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| }
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| 
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| ViewPort* gui_view_port_find_enabled(ViewPortArray_t array) {
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|     // Iterating backward
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|     ViewPortArray_it_t it;
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|     ViewPortArray_it_last(it, array);
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|     while(!ViewPortArray_end_p(it)) {
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|         ViewPort* view_port = *ViewPortArray_ref(it);
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|         if(view_port_is_enabled(view_port)) {
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|             return view_port;
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|         }
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|         ViewPortArray_previous(it);
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|     }
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|     return NULL;
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| }
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| 
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| void gui_update(Gui* gui) {
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|     furi_assert(gui);
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|     osThreadFlagsSet(gui->thread, GUI_THREAD_FLAG_DRAW);
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| }
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| 
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| void gui_input_events_callback(const void* value, void* ctx) {
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|     furi_assert(value);
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|     furi_assert(ctx);
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| 
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|     Gui* gui = ctx;
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| 
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|     osMessageQueuePut(gui->input_queue, value, 0, osWaitForever);
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|     osThreadFlagsSet(gui->thread, GUI_THREAD_FLAG_INPUT);
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| }
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| 
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| // Only Fullscreen supports vertical display for now
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| bool gui_redraw_fs(Gui* gui) {
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|     ViewPort* view_port = gui_view_port_find_enabled(gui->layers[GuiLayerFullscreen]);
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|     if(view_port) {
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|         gui_setup_fs_orientation(view_port, gui->canvas);
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|         view_port_draw(view_port, gui->canvas);
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|         return true;
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|     } else {
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|         return false;
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|     }
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| }
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| 
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| void gui_redraw_status_bar(Gui* gui) {
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|     ViewPortArray_it_t it;
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|     uint8_t x;
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|     uint8_t x_used = 0;
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|     uint8_t width;
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|     ViewPort* view_port;
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|     canvas_set_orientation(gui->canvas, CanvasOrientationHorizontal);
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|     canvas_frame_set(
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|         gui->canvas, GUI_STATUS_BAR_X, GUI_STATUS_BAR_Y, GUI_DISPLAY_WIDTH, GUI_STATUS_BAR_HEIGHT);
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|     canvas_draw_icon(gui->canvas, 0, 0, &I_Background_128x11);
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| 
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|     // Right side
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|     x = GUI_DISPLAY_WIDTH;
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|     ViewPortArray_it(it, gui->layers[GuiLayerStatusBarRight]);
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|     while(!ViewPortArray_end_p(it) && x_used < GUI_STATUS_BAR_WIDTH) {
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|         // Render view_port;
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|         view_port = *ViewPortArray_ref(it);
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|         if(view_port_is_enabled(view_port)) {
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|             width = view_port_get_width(view_port);
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|             if(!width) width = 8;
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|             x_used += width;
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|             x -= (width + 2);
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|             canvas_frame_set(gui->canvas, x - 3, GUI_STATUS_BAR_Y, width, GUI_STATUS_BAR_HEIGHT);
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| 
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|             canvas_set_color(gui->canvas, ColorWhite);
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|             canvas_draw_box(gui->canvas, 1, 1, width + 3, 11);
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| 
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|             canvas_set_color(gui->canvas, ColorBlack);
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| 
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|             canvas_draw_box(gui->canvas, 1, 0, 1, 12);
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|             canvas_draw_box(gui->canvas, 0, 1, 1, 11);
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| 
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|             canvas_draw_box(gui->canvas, 1, 11, width + 4, 2);
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|             canvas_draw_box(gui->canvas, 1, 0, width + 4, 1);
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|             canvas_draw_box(gui->canvas, width + 4, 1, 1, 11);
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| 
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|             canvas_set_color(gui->canvas, ColorWhite);
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|             canvas_draw_dot(gui->canvas, width + 4, 0);
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|             canvas_draw_dot(gui->canvas, width + 4, 12);
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| 
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|             canvas_set_color(gui->canvas, ColorBlack);
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| 
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|             canvas_frame_set(gui->canvas, x, GUI_STATUS_BAR_Y + 2, width, GUI_STATUS_BAR_HEIGHT);
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| 
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|             view_port_draw(view_port, gui->canvas);
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|         }
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|         ViewPortArray_next(it);
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|     }
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|     // Left side
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|     x = 0;
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|     ViewPortArray_it(it, gui->layers[GuiLayerStatusBarLeft]);
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|     while(!ViewPortArray_end_p(it) && x_used < GUI_STATUS_BAR_WIDTH) {
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|         // Render view_port;
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|         view_port = *ViewPortArray_ref(it);
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|         if(view_port_is_enabled(view_port)) {
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|             width = view_port_get_width(view_port);
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|             if(!width) width = 8;
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|             x_used += width;
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|             canvas_frame_set(gui->canvas, x, GUI_STATUS_BAR_Y, width, GUI_STATUS_BAR_HEIGHT);
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| 
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|             canvas_set_color(gui->canvas, ColorWhite);
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|             canvas_draw_box(gui->canvas, 1, 1, width + 3, 11);
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| 
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|             canvas_set_color(gui->canvas, ColorBlack);
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| 
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|             if(x == 0) { // Frame start
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|                 canvas_draw_box(gui->canvas, 1, 0, 1, 12);
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|                 canvas_draw_box(gui->canvas, 0, 1, 1, 11);
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|             }
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| 
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|             canvas_draw_box(gui->canvas, 1, 11, width + 4, 2);
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|             canvas_draw_box(gui->canvas, 1, 0, width + 4, 1);
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|             canvas_draw_box(gui->canvas, width + 4, 0, 1, 12);
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| 
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|             canvas_set_color(gui->canvas, ColorWhite);
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|             canvas_draw_dot(gui->canvas, width + 4, 0);
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|             canvas_draw_dot(gui->canvas, width + 4, 12);
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| 
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|             canvas_set_color(gui->canvas, ColorBlack);
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| 
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|             canvas_frame_set(
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|                 gui->canvas, x + 3, GUI_STATUS_BAR_Y + 2, width, GUI_STATUS_BAR_HEIGHT);
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|             view_port_draw(view_port, gui->canvas);
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| 
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|             x += (width + 2);
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|         }
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|         ViewPortArray_next(it);
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|     }
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| }
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| 
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| bool gui_redraw_normal(Gui* gui) {
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|     canvas_set_orientation(gui->canvas, CanvasOrientationHorizontal);
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|     canvas_frame_set(gui->canvas, GUI_MAIN_X, GUI_MAIN_Y, GUI_MAIN_WIDTH, GUI_MAIN_HEIGHT);
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|     ViewPort* view_port = gui_view_port_find_enabled(gui->layers[GuiLayerMain]);
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|     if(view_port) {
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|         view_port_draw(view_port, gui->canvas);
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|         return true;
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|     }
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|     return false;
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| }
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| 
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| bool gui_redraw_none(Gui* gui) {
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|     canvas_set_orientation(gui->canvas, CanvasOrientationHorizontal);
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|     canvas_frame_set(gui->canvas, GUI_MAIN_X, GUI_MAIN_Y, GUI_MAIN_WIDTH, GUI_MAIN_HEIGHT);
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|     ViewPort* view_port = gui_view_port_find_enabled(gui->layers[GuiLayerNone]);
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|     if(view_port) {
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|         view_port_draw(view_port, gui->canvas);
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|         return true;
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|     }
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| 
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|     return false;
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| }
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| 
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| void gui_redraw(Gui* gui) {
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|     furi_assert(gui);
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|     gui_lock(gui);
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| 
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|     canvas_reset(gui->canvas);
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| 
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|     if(!gui_redraw_fs(gui)) {
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|         if(!gui_redraw_normal(gui)) {
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|             gui_redraw_none(gui);
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|         }
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|         gui_redraw_status_bar(gui);
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|     }
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| 
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|     canvas_commit(gui->canvas);
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|     if(gui->canvas_callback) {
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|         gui->canvas_callback(
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|             canvas_get_buffer(gui->canvas),
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|             canvas_get_buffer_size(gui->canvas),
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|             gui->canvas_callback_context);
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|     }
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|     gui_unlock(gui);
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| }
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| 
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| void gui_input(Gui* gui, InputEvent* input_event) {
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|     furi_assert(gui);
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|     furi_assert(input_event);
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| 
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|     gui_lock(gui);
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| 
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|     ViewPort* view_port;
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| 
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|     view_port = gui_view_port_find_enabled(gui->layers[GuiLayerFullscreen]);
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|     if(!view_port) view_port = gui_view_port_find_enabled(gui->layers[GuiLayerMain]);
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|     if(!view_port) view_port = gui_view_port_find_enabled(gui->layers[GuiLayerNone]);
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| 
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|     if(view_port) {
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|         if(view_port_get_orientation(view_port) == ViewPortOrientationVertical) {
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|             gui_rotate_buttons(input_event);
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|         }
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| 
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|         view_port_input(view_port, input_event);
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|     }
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| 
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|     gui_unlock(gui);
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| }
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| 
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| void gui_lock(Gui* gui) {
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|     furi_assert(gui);
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|     furi_check(osMutexAcquire(gui->mutex, osWaitForever) == osOK);
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| }
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| 
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| void gui_unlock(Gui* gui) {
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|     furi_assert(gui);
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|     furi_check(osMutexRelease(gui->mutex) == osOK);
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| }
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| 
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| void gui_cli_screen_stream_callback(uint8_t* data, size_t size, void* context) {
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|     furi_assert(data);
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|     furi_assert(size == 1024);
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|     furi_assert(context);
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| 
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|     Gui* gui = context;
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|     uint8_t magic[] = {0xF0, 0xE1, 0xD2, 0xC3};
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|     cli_write(gui->cli, magic, sizeof(magic));
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|     cli_write(gui->cli, data, size);
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| }
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| 
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| void gui_cli_screen_stream(Cli* cli, string_t args, void* context) {
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|     furi_assert(context);
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|     Gui* gui = context;
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|     gui_set_framebuffer_callback_context(gui, gui);
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|     gui_set_framebuffer_callback(gui, gui_cli_screen_stream_callback);
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|     gui_redraw(gui);
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| 
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|     // Wait for control events
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|     while(true) {
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|         char c = cli_getc(gui->cli);
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|         if(c == CliSymbolAsciiEsc) {
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|             c = cli_getc(gui->cli);
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|             if(c == 'i') {
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|                 InputEvent input_event;
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|                 input_event.key = cli_getc(gui->cli);
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|                 input_event.type = cli_getc(gui->cli);
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|                 osMessageQueuePut(gui->input_queue, &input_event, 0, osWaitForever);
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|                 osThreadFlagsSet(gui->thread, GUI_THREAD_FLAG_INPUT);
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|             }
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|         } else {
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|             break;
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|         }
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|     }
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| 
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|     gui_set_framebuffer_callback(gui, NULL);
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|     gui_set_framebuffer_callback_context(gui, NULL);
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| }
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| 
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| void gui_add_view_port(Gui* gui, ViewPort* view_port, GuiLayer layer) {
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|     furi_assert(gui);
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|     furi_assert(view_port);
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|     furi_check(layer < GuiLayerMAX);
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|     // Only fullscreen supports Vertical orientation for now
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|     furi_assert(
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|         (layer == GuiLayerFullscreen) || (view_port->orientation != ViewPortOrientationVertical));
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| 
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|     gui_lock(gui);
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|     // Verify that view port is not yet added
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|     ViewPortArray_it_t it;
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|     for(size_t i = 0; i < GuiLayerMAX; i++) {
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|         ViewPortArray_it(it, gui->layers[i]);
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|         while(!ViewPortArray_end_p(it)) {
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|             furi_assert(*ViewPortArray_ref(it) != view_port);
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|             ViewPortArray_next(it);
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|         }
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|     }
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|     // Add view port and link with gui
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|     ViewPortArray_push_back(gui->layers[layer], view_port);
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|     view_port_gui_set(view_port, gui);
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|     gui_unlock(gui);
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| 
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|     gui_update(gui);
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| }
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| 
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| void gui_remove_view_port(Gui* gui, ViewPort* view_port) {
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|     furi_assert(gui);
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|     furi_assert(view_port);
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| 
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|     gui_lock(gui);
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| 
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|     view_port_gui_set(view_port, NULL);
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|     ViewPortArray_it_t it;
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|     for(size_t i = 0; i < GuiLayerMAX; i++) {
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|         ViewPortArray_it(it, gui->layers[i]);
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|         while(!ViewPortArray_end_p(it)) {
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|             if(*ViewPortArray_ref(it) == view_port) {
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|                 ViewPortArray_remove(gui->layers[i], it);
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|             } else {
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|                 ViewPortArray_next(it);
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|             }
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|         }
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|     }
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| 
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|     gui_unlock(gui);
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| }
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| 
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| void gui_send_view_port_front(Gui* gui, ViewPort* view_port) {
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|     furi_assert(gui);
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|     furi_assert(view_port);
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| 
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|     gui_lock(gui);
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|     // Remove
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|     GuiLayer layer = GuiLayerMAX;
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|     ViewPortArray_it_t it;
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|     for(size_t i = 0; i < GuiLayerMAX; i++) {
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|         ViewPortArray_it(it, gui->layers[i]);
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|         while(!ViewPortArray_end_p(it)) {
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|             if(*ViewPortArray_ref(it) == view_port) {
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|                 ViewPortArray_remove(gui->layers[i], it);
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|                 furi_assert(layer == GuiLayerMAX);
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|                 layer = i;
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|             } else {
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|                 ViewPortArray_next(it);
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|             }
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|         }
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|     }
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|     furi_assert(layer != GuiLayerMAX);
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|     // Return to the top
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|     ViewPortArray_push_back(gui->layers[layer], view_port);
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|     gui_unlock(gui);
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| }
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| 
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| void gui_send_view_port_back(Gui* gui, ViewPort* view_port) {
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|     furi_assert(gui);
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|     furi_assert(view_port);
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| 
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|     gui_lock(gui);
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|     // Remove
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|     GuiLayer layer = GuiLayerMAX;
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|     ViewPortArray_it_t it;
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|     for(size_t i = 0; i < GuiLayerMAX; i++) {
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|         ViewPortArray_it(it, gui->layers[i]);
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|         while(!ViewPortArray_end_p(it)) {
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|             if(*ViewPortArray_ref(it) == view_port) {
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|                 ViewPortArray_remove(gui->layers[i], it);
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|                 furi_assert(layer == GuiLayerMAX);
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|                 layer = i;
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|             } else {
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|                 ViewPortArray_next(it);
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|             }
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|         }
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|     }
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|     furi_assert(layer != GuiLayerMAX);
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|     // Return to the top
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|     ViewPortArray_push_at(gui->layers[layer], 0, view_port);
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|     gui_unlock(gui);
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| }
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| 
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| void gui_set_framebuffer_callback(Gui* gui, GuiCanvasCommitCallback callback) {
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|     furi_assert(gui);
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|     gui->canvas_callback = callback;
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| }
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| 
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| void gui_set_framebuffer_callback_context(Gui* gui, void* context) {
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|     furi_assert(gui);
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|     gui->canvas_callback_context = context;
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| }
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| 
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| Gui* gui_alloc() {
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|     Gui* gui = furi_alloc(sizeof(Gui));
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|     // Thread ID
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|     gui->thread = osThreadGetId();
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|     // Allocate mutex
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|     gui->mutex = osMutexNew(NULL);
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|     furi_check(gui->mutex);
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|     // Layers
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|     for(size_t i = 0; i < GuiLayerMAX; i++) {
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|         ViewPortArray_init(gui->layers[i]);
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|     }
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|     // Drawing canvas
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|     gui->canvas = canvas_init();
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|     // Input
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|     gui->input_queue = osMessageQueueNew(8, sizeof(InputEvent), NULL);
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|     gui->input_events = furi_record_open("input_events");
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|     furi_check(gui->input_events);
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|     subscribe_pubsub(gui->input_events, gui_input_events_callback, gui);
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|     // Cli
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|     gui->cli = furi_record_open("cli");
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|     cli_add_command(gui->cli, "screen_stream", gui_cli_screen_stream, gui);
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| 
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|     return gui;
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| }
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| 
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| int32_t gui_task(void* p) {
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|     Gui* gui = gui_alloc();
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| 
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|     furi_record_create("gui", gui);
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| 
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|     while(1) {
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|         uint32_t flags = osThreadFlagsWait(GUI_THREAD_FLAG_ALL, osFlagsWaitAny, osWaitForever);
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|         // Process and dispatch input
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|         if(flags & GUI_THREAD_FLAG_INPUT) {
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|             // Process till queue become empty
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|             InputEvent input_event;
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|             while(osMessageQueueGet(gui->input_queue, &input_event, NULL, 0) == osOK) {
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|                 gui_input(gui, &input_event);
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|             }
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|         }
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|         // Process and dispatch draw call
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|         if(flags & GUI_THREAD_FLAG_DRAW) {
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|             // Clear flags that arrived on input step
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|             osThreadFlagsClear(GUI_THREAD_FLAG_DRAW);
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|             gui_redraw(gui);
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|         }
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|     }
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| 
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|     return 0;
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| }
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