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-rw-r--r--src/fltk-images-rgb.adb274
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diff --git a/src/fltk-images-rgb.adb b/src/fltk-images-rgb.adb
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-
-
-with
-
- Interfaces.C,
- System;
-
-use type
-
- System.Address;
-
-
-package body FLTK.Images.RGB is
-
-
- function new_fl_rgb_image
- (Data : in System.Address;
- W, H, D, L : in Interfaces.C.int)
- return System.Address;
- pragma Import (C, new_fl_rgb_image, "new_fl_rgb_image");
- pragma Inline (new_fl_rgb_image);
-
- function new_fl_rgb_image2
- (P : in System.Address;
- C : in Interfaces.C.unsigned)
- return System.Address;
- pragma Import (C, new_fl_rgb_image2, "new_fl_rgb_image2");
- pragma Inline (new_fl_rgb_image2);
-
- procedure free_fl_rgb_image
- (I : in System.Address);
- pragma Import (C, free_fl_rgb_image, "free_fl_rgb_image");
- pragma Inline (free_fl_rgb_image);
-
- function fl_rgb_image_get_max_size
- return Interfaces.C.size_t;
- pragma Import (C, fl_rgb_image_get_max_size, "fl_rgb_image_get_max_size");
- pragma Inline (fl_rgb_image_get_max_size);
-
- procedure fl_rgb_image_set_max_size
- (V : in Interfaces.C.size_t);
- pragma Import (C, fl_rgb_image_set_max_size, "fl_rgb_image_set_max_size");
- pragma Inline (fl_rgb_image_set_max_size);
-
- function fl_rgb_image_copy
- (I : in System.Address;
- W, H : in Interfaces.C.int)
- return System.Address;
- pragma Import (C, fl_rgb_image_copy, "fl_rgb_image_copy");
- pragma Inline (fl_rgb_image_copy);
-
- function fl_rgb_image_copy2
- (I : in System.Address)
- return System.Address;
- pragma Import (C, fl_rgb_image_copy2, "fl_rgb_image_copy2");
- pragma Inline (fl_rgb_image_copy2);
-
-
-
-
- procedure fl_rgb_image_color_average
- (I : in System.Address;
- C : in Interfaces.C.int;
- B : in Interfaces.C.C_float);
- pragma Import (C, fl_rgb_image_color_average, "fl_rgb_image_color_average");
- pragma Inline (fl_rgb_image_color_average);
-
- procedure fl_rgb_image_desaturate
- (I : in System.Address);
- pragma Import (C, fl_rgb_image_desaturate, "fl_rgb_image_desaturate");
- pragma Inline (fl_rgb_image_desaturate);
-
-
-
-
- procedure fl_rgb_image_uncache
- (I : in System.Address);
- pragma Import (C, fl_rgb_image_uncache, "fl_rgb_image_uncache");
- pragma Inline (fl_rgb_image_uncache);
-
-
-
-
- procedure fl_rgb_image_draw2
- (I : in System.Address;
- X, Y : in Interfaces.C.int);
- pragma Import (C, fl_rgb_image_draw2, "fl_rgb_image_draw2");
- pragma Inline (fl_rgb_image_draw2);
-
- procedure fl_rgb_image_draw
- (I : in System.Address;
- X, Y, W, H, CX, CY : in Interfaces.C.int);
- pragma Import (C, fl_rgb_image_draw, "fl_rgb_image_draw");
- pragma Inline (fl_rgb_image_draw);
-
-
-
-
- overriding procedure Finalize
- (This : in out RGB_Image) is
- begin
- if This.Void_Ptr /= System.Null_Address and then
- This in RGB_Image'Class
- then
- free_fl_rgb_image (This.Void_Ptr);
- This.Void_Ptr := System.Null_Address;
- end if;
- Finalize (Image (This));
- end Finalize;
-
-
-
-
- --------------------
- -- Construction --
- --------------------
-
- package body Forge is
-
- function Create
- (Data : in Color_Component_Array;
- Width, Height : in Natural;
- Depth : in Natural := 3;
- Line_Data : in Natural := 0)
- return RGB_Image is
- begin
- return This : RGB_Image do
- This.Void_Ptr := new_fl_rgb_image
- (Data (Data'First)'Address,
- Interfaces.C.int (Width),
- Interfaces.C.int (Height),
- Interfaces.C.int (Depth),
- Interfaces.C.int (Line_Data));
- case fl_image_fail (This.Void_Ptr) is
- when 1 => raise No_Image_Error;
- when 2 => raise File_Access_Error;
- when 3 => raise Format_Error;
- when others => null;
- end case;
- end return;
- end Create;
-
- function Create
- (Data : in FLTK.Images.Pixmaps.Pixmap'Class;
- Background : in Color := Background_Color)
- return RGB_Image is
- begin
- return This : RGB_Image do
- This.Void_Ptr := new_fl_rgb_image2
- (Wrapper (Data).Void_Ptr,
- Interfaces.C.unsigned (Background));
- case fl_image_fail (This.Void_Ptr) is
- when 1 => raise No_Image_Error;
- when 2 => raise File_Access_Error;
- when 3 => raise Format_Error;
- when others => null;
- end case;
- end return;
- end Create;
-
- end Forge;
-
-
- function Get_Max_Size
- return Natural is
- begin
- return Natural (fl_rgb_image_get_max_size);
- end Get_Max_Size;
-
-
- procedure Set_Max_Size
- (Value : in Natural) is
- begin
- fl_rgb_image_set_max_size (Interfaces.C.size_t (Value));
- end Set_Max_Size;
-
-
- function Copy
- (This : in RGB_Image;
- Width, Height : in Natural)
- return RGB_Image'Class is
- begin
- return Copied : RGB_Image do
- Copied.Void_Ptr := fl_rgb_image_copy
- (This.Void_Ptr,
- Interfaces.C.int (Width),
- Interfaces.C.int (Height));
- end return;
- end Copy;
-
-
- function Copy
- (This : in RGB_Image)
- return RGB_Image'Class is
- begin
- return Copied : RGB_Image do
- Copied.Void_Ptr := fl_rgb_image_copy2 (This.Void_Ptr);
- end return;
- end Copy;
-
-
-
-
- --------------
- -- Colors --
- --------------
-
- procedure Color_Average
- (This : in out RGB_Image;
- Col : in Color;
- Amount : in Blend) is
- begin
- fl_rgb_image_color_average
- (This.Void_Ptr,
- Interfaces.C.int (Col),
- Interfaces.C.C_float (Amount));
- end Color_Average;
-
-
- procedure Desaturate
- (This : in out RGB_Image) is
- begin
- fl_rgb_image_desaturate (This.Void_Ptr);
- end Desaturate;
-
-
-
-
- ----------------
- -- Activity --
- ----------------
-
- procedure Uncache
- (This : in out RGB_Image) is
- begin
- fl_rgb_image_uncache (This.Void_Ptr);
- end Uncache;
-
-
-
-
- ---------------
- -- Drawing --
- ---------------
-
- procedure Draw
- (This : in RGB_Image;
- X, Y : in Integer) is
- begin
- fl_rgb_image_draw2
- (This.Void_Ptr,
- Interfaces.C.int (X),
- Interfaces.C.int (Y));
- end Draw;
-
-
- procedure Draw
- (This : in RGB_Image;
- X, Y, W, H : in Integer;
- CX, CY : in Integer := 0) is
- begin
- fl_rgb_image_draw
- (This.Void_Ptr,
- Interfaces.C.int (X),
- Interfaces.C.int (Y),
- Interfaces.C.int (W),
- Interfaces.C.int (H),
- Interfaces.C.int (CX),
- Interfaces.C.int (CY));
- end Draw;
-
-
-end FLTK.Images.RGB;
-