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	Creates a new map containing a snapshot of the screen.		Creates a new map containing a snapshot of the screen.
-	The map will contain everything, including background, [[process]]es, [[draw]]ings and [[text]]. The newly created [[graphic]] will be located in the [[File]] with [[FileID]] 0, the system FPG.	+	The map will contain everything, including background, [[process]]es, [[draw]]ings and [[text]]. The newly created [[graphic]] will be located in the [[File]] with [[FileID]] 0, the system FPG. After the use of this graphic, it should be freed using [[unload_map]]().
	== Returns ==		== Returns ==
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	my_map = get_screen();		my_map = get_screen();
	save_png(0,my_map,"snapshot.PNG");		save_png(0,my_map,"snapshot.PNG");
		+	unload_map(0,my_map);
	while(key(_F5)) frame; end		while(key(_F5)) frame; end
	end		end

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Revision as of 00:58, 26 December 2007

Definition

INT get_screen ( )

Creates a new map containing a snapshot of the screen.

The map will contain everything, including background, processes, drawings and text. The newly created graphic will be located in the File with FileID 0, the system FPG. After the use of this graphic, it should be freed using unload_map().

Returns

INT : GraphID

0	- Some error.
>0	- The GraphID of the graphic created.

Example

Program snapshot;
Global
    int my_map;
Begin
    Repeat
        if(key(_F5))
            my_map = get_screen();
            save_png(0,my_map,"snapshot.PNG");
            unload_map(0,my_map);
            while(key(_F5)) frame; end
        end
        frame;
    Until(key(_esc))
End

Used in example: key(), save_png()

Maps Functions

• Graphic_info() • Map_block_copy() • Map_clear() • Map_clone() • Map_put() • Map_put_pixel() • Map_xput() • Map_xputnp() • New_map() • Save_png() • Unload_map() •