Cleanup

gui/gui.c

@@ -1566,7 +1566,6 @@ void test_gui__scrollbars(
 			gui_push_parent(context, scrollbox_layout);
 			{
 				static GUI_Node_Reference scrollregion_layout = {0};
-				static GUI_Node_Reference scrollbar_layout = {0};
 				static GUI_Size  scrollregion_size[2] = {
 					{GUI_SIZERULE_PERCENTOFPARENT,  90, 100},
 					{GUI_SIZERULE_PERCENTOFPARENT, 100, 100}};
@@ -1613,6 +1612,7 @@ void test_gui__scrollbars(
 				} gui_pop_subtree(context);
 #endif
 #if 0
+				static GUI_Node_Reference scrollbar_layout = {0};
 				scrollbar_layout = gui_layout(
 					context, scrollbar_layout, GUI_LAYOUT_VERTICAL,
 					&outer_style, scrollbar_size);
@@ -2121,13 +2121,8 @@ void fill_pixel_buffer(
 		}
 	}
 }
-void draw_pixel_buffer(
-	unsigned int width,
-	unsigned int height,
-	Display *game_display,
-	Window game_window,
-	XImage *game_image,
-	GC x_graphics_context)
+void draw_window(
+	X11_Window *xwindow)
 {
 	/*
 	int XPutImage(Display *display, Drawable d, GC gc, XImage *image, int src_x, int src_y, int
@@ -2135,13 +2130,13 @@ void draw_pixel_buffer(
 	*/
 
 	int error = XPutImage(
-		game_display,
-		game_window,
-		x_graphics_context,
-		game_image,
+		xwindow->display,
+		xwindow->window,
+		xwindow->graphics_context,
+		xwindow->screen_image,
 		0, 0,
 		0, 0,
-		width, height);
+		xwindow->width, xwindow->height);
 	assert(error == 0);
 }
 
@@ -3114,7 +3109,7 @@ int init_x11(
 
 
 
-	XImage *game_image = XCreateImage(
+	XImage *screen_image = XCreateImage(
 		xwindow->display,
 		xwindow->visual,
 		XDefaultDepth(xwindow->display, xwindow->screen),
@@ -3128,35 +3123,14 @@ int init_x11(
 		8, // NOTE(Zelaven): No clue
 		// NOTE(Zelaven): This is how many bytes there are in a row of pixels.
 		xwindow->width * sizeof(uint32_t));
-	assert(game_image != NULL);
-	fill_pixel_buffer(
-		pixels,
-		xwindow->width,
-		xwindow->height,
-		0,
-		0);
-
-	draw_rect(
-		pixels,
-		xwindow->width,
-		xwindow->height,
-		20, 40, 25, 50,
-		0xFFFF00);
-
-	GUI_Draw_Command my_draw_command = {
-		.rectangle = {60, 60, 100, 90},
-		.color = 0xFF00FF,
-	};
+	assert(screen_image != NULL);
 	xwindow->pixel_buffer = (Pixel_Buffer){
 		.pixels = (GUI_Color*)pixels,
 		.width = xwindow->width,
 		.height = xwindow->height,
 	};
-	draw_rect2(
-		&xwindow->pixel_buffer,
-		&my_draw_command);
 
-	xwindow->screen_image = game_image;
+	xwindow->screen_image = screen_image;
 	return EXIT_SUCCESS;
 }
 
@@ -3406,6 +3380,32 @@ void gui_draw_text(
 #endif
 }
 
+
+void gui_draw_image_direct(
+	Pixel_Buffer *pixel_buffer,
+	Pixel_Buffer *image,
+	int off_x, int off_y)
+{
+	if(image == NULL) {
+		return;
+	}
+
+	int w = image->width;
+	int h = image->height;
+
+	for(int j=0; j < h; ++j)
+	{
+		for(int i=0; i < w; ++i)
+		{
+			int image_x = i;
+			int image_y = j;
+			int image_index = image_y * w + image_x;
+			GUI_Color pixel = image->pixels[image_index];
+			SET_PIXEL(pixel_buffer, off_x+i, off_y+j, pixel);
+		}
+	}
+}
+
 void gui_draw_image(
 	Pixel_Buffer *pixel_buffer,
 	GUI_Draw_Command *draw_command)
@@ -3589,16 +3589,24 @@ void gui_layout_and_draw_subtree(
 
 void gui_layout_and_draw(GUI_Context *context)
 {
-	// TODO(Zelaven): Handle all layers.
+	// TODO(Zelaven): Make the layers in the context iteratable.
+	GUI_Layer *layers[] = {
+		&context->background_layer,
+		&context->top_layer,
+	};
 	for(
-		GUI_Subtree *current = (GUI_Subtree*)context->background_layer.subtree_rdic.root;
-		current != NULL;
-		current = NULL)//current->next)
+		size_t i = 0;
+		i < ARRAYLENGTH(layers);
+		i++)
 	{
+		GUI_Layer *layer = layers[i];
+		GUI_Subtree *subtree_root = (GUI_Subtree*)layer->subtree_rdic.root;
+		if(subtree_root != NULL) {
 			gui_layout_and_draw_subtree(
 				context,
-			current,
-			context->background_layer.pixel_buffer);
+				subtree_root,
+				layer->pixel_buffer);
+		}
 	}
 }
 
@@ -3691,34 +3699,6 @@ int main(void)
 		.x0 = 0, .y0 = 0,
 		.x1 = xwindow.width, .y1 = xwindow.height,
 	};
-	//gui(&context, screen_rectangle);
-	//gui_layout_nodes(&context);
-#if 0
-	gui_generate_draw_commands(
-		context.root,
-		&draw_command_arena,
-		&context.num_draw_commands);
-	GUI_Draw_Command *draw_commands = (GUI_Draw_Command*)(draw_command_arena.memory);
-	for(int i = 0; i < context.num_draw_commands; i++)
-	{
-		draw_rect2(
-			&pixel_buffer,
-			&draw_commands[i]);
-	}
-	for(int i = 4; i < 100; i += 5)
-	{
-		pixel_buffer.pixels[i*xwindow.width + 10] = 0x0000FFFF;
-	}
-	draw_pixel_buffer(
-		xwindow.width,
-		xwindow.height,
-		xwindow.display,
-		xwindow.window,
-		xwindow.screen_image,
-		xwindow.graphics_context);
-#endif
-	
-	//getc(stdin);
 
 	bool running = true;
 	while(running)
@@ -3935,37 +3915,9 @@ int main(void)
 				0, 0, 512, 100);
 			//SET_PIXEL(&xwindow.pixel_buffer, 100, 100, 0x00ffffff);
 			#endif
-			draw_pixel_buffer(
-				xwindow.width,
-				xwindow.height,
-				xwindow.display,
-				xwindow.window,
-				xwindow.screen_image,
-				xwindow.graphics_context);
 
-			#if 1
-
-			// NOTE(Zelaven): What does this _really_ do and why would you want it?
-			//XClearWindow(xwindow.display, xwindow.window);
-
-
-			/*
-			GUI_Draw_Command *draw_command =
-				(GUI_Draw_Command*)(draw_command_arena.memory);
-			for(int i = 0; i < context.num_draw_commands; i++)
-			{
-				//xstuff_filled_rect(&xwindow, draw_command+i);
-
-				xstuff_draw_rect(
-					&xwindow,
-					draw_command+i);
-			}
-			*/
-
-			//xstuff_blit_window(
-			//	&xwindow);
+			draw_window(&xwindow);
 			XFlush(xwindow.display);
-			#endif
 		}
 
 	}