diff options
Diffstat (limited to 'src/fltk-images.adb')
| -rw-r--r-- | src/fltk-images.adb | 491 |
1 files changed, 0 insertions, 491 deletions
diff --git a/src/fltk-images.adb b/src/fltk-images.adb deleted file mode 100644 index f86071e..0000000 --- a/src/fltk-images.adb +++ /dev/null @@ -1,491 +0,0 @@ - - -with - - Interfaces.C.Strings, - System; - -use type - - Interfaces.C.int, - System.Address; - - -package body FLTK.Images is - - - function new_fl_image - (W, H, D : in Interfaces.C.int) - return System.Address; - pragma Import (C, new_fl_image, "new_fl_image"); - pragma Inline (new_fl_image); - - procedure free_fl_image - (I : in System.Address); - pragma Import (C, free_fl_image, "free_fl_image"); - pragma Inline (free_fl_image); - - - - - function fl_image_get_rgb_scaling - return Interfaces.C.int; - pragma Import (C, fl_image_get_rgb_scaling, "fl_image_get_rgb_scaling"); - pragma Inline (fl_image_get_rgb_scaling); - - procedure fl_image_set_rgb_scaling - (T : in Interfaces.C.int); - pragma Import (C, fl_image_set_rgb_scaling, "fl_image_set_rgb_scaling"); - pragma Inline (fl_image_set_rgb_scaling); - - function fl_image_copy - (I : in System.Address; - W, H : in Interfaces.C.int) - return System.Address; - pragma Import (C, fl_image_copy, "fl_image_copy"); - pragma Inline (fl_image_copy); - - function fl_image_copy2 - (I : in System.Address) - return System.Address; - pragma Import (C, fl_image_copy2, "fl_image_copy2"); - pragma Inline (fl_image_copy2); - - - - - procedure fl_image_color_average - (I : in System.Address; - C : in Interfaces.C.int; - B : in Interfaces.C.C_float); - pragma Import (C, fl_image_color_average, "fl_image_color_average"); - pragma Inline (fl_image_color_average); - - procedure fl_image_desaturate - (I : in System.Address); - pragma Import (C, fl_image_desaturate, "fl_image_desaturate"); - pragma Inline (fl_image_desaturate); - - - - - procedure fl_image_inactive - (I : in System.Address); - pragma Import (C, fl_image_inactive, "fl_image_inactive"); - pragma Inline (fl_image_inactive); - - procedure fl_image_uncache - (I : in System.Address); - pragma Import (C, fl_image_uncache, "fl_image_uncache"); - pragma Inline (fl_image_uncache); - - - - - function fl_image_w - (I : in System.Address) - return Interfaces.C.int; - pragma Import (C, fl_image_w, "fl_image_w"); - pragma Inline (fl_image_w); - - function fl_image_h - (I : in System.Address) - return Interfaces.C.int; - pragma Import (C, fl_image_h, "fl_image_h"); - pragma Inline (fl_image_h); - - function fl_image_d - (I : in System.Address) - return Interfaces.C.int; - pragma Import (C, fl_image_d, "fl_image_d"); - pragma Inline (fl_image_d); - - function fl_image_ld - (I : in System.Address) - return Interfaces.C.int; - pragma Import (C, fl_image_ld, "fl_image_ld"); - pragma Inline (fl_image_ld); - - function fl_image_count - (I : in System.Address) - return Interfaces.C.int; - pragma Import (C, fl_image_count, "fl_image_count"); - pragma Inline (fl_image_count); - - - - - function fl_image_data - (I : in System.Address) - return System.Address; - pragma Import (C, fl_image_data, "fl_image_data"); - pragma Inline (fl_image_data); - - function fl_image_get_pixel - (C : in Interfaces.C.Strings.chars_ptr; - O : in Interfaces.C.int) - return Interfaces.C.unsigned_char; - pragma Import (C, fl_image_get_pixel, "fl_image_get_pixel"); - pragma Inline (fl_image_get_pixel); - - procedure fl_image_set_pixel - (C : in Interfaces.C.Strings.chars_ptr; - O : in Interfaces.C.int; - V : in Interfaces.C.unsigned_char); - pragma Import (C, fl_image_set_pixel, "fl_image_set_pixel"); - pragma Inline (fl_image_set_pixel); - - - - - procedure fl_image_draw - (I : in System.Address; - X, Y : in Interfaces.C.int); - pragma Import (C, fl_image_draw, "fl_image_draw"); - pragma Inline (fl_image_draw); - - procedure fl_image_draw2 - (I : in System.Address; - X, Y, W, H, CX, CY : in Interfaces.C.int); - pragma Import (C, fl_image_draw2, "fl_image_draw2"); - pragma Inline (fl_image_draw2); - - procedure fl_image_draw_empty - (I : in System.Address; - X, Y : in Interfaces.C.int); - pragma Import (C, fl_image_draw_empty, "fl_image_draw_empty"); - pragma Inline (fl_image_draw_empty); - - - - - overriding procedure Finalize - (This : in out Image) is - begin - if This.Void_Ptr /= System.Null_Address and then - This in Image'Class - then - if This.Needs_Dealloc then - free_fl_image (This.Void_Ptr); - end if; - This.Void_Ptr := System.Null_Address; - end if; - end Finalize; - - - - - -------------------- - -- Construction -- - -------------------- - - package body Forge is - - function Create - (Width, Height, Depth : in Natural) - return Image is - begin - return This : Image do - This.Void_Ptr := new_fl_image - (Interfaces.C.int (Width), - Interfaces.C.int (Height), - Interfaces.C.int (Depth)); - 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_Copy_Algorithm - return Scaling_Kind is - begin - return Scaling_Kind'Val (fl_image_get_rgb_scaling); - end Get_Copy_Algorithm; - - - procedure Set_Copy_Algorithm - (To : in Scaling_Kind) is - begin - fl_image_set_rgb_scaling (Scaling_Kind'Pos (To)); - end Set_Copy_Algorithm; - - - function Copy - (This : in Image; - Width, Height : in Natural) - return Image'Class is - begin - return Copied : Image do - Copied.Void_Ptr := fl_image_copy - (This.Void_Ptr, - Interfaces.C.int (Width), - Interfaces.C.int (Height)); - end return; - end Copy; - - - function Copy - (This : in Image) - return Image'Class is - begin - return Copied : Image do - Copied.Void_Ptr := fl_image_copy2 (This.Void_Ptr); - end return; - end Copy; - - - - - -------------- - -- Colors -- - -------------- - - procedure Color_Average - (This : in out Image; - Col : in Color; - Amount : in Blend) is - begin - fl_image_color_average - (This.Void_Ptr, - Interfaces.C.int (Col), - Interfaces.C.C_float (Amount)); - end Color_Average; - - - procedure Desaturate - (This : in out Image) is - begin - fl_image_desaturate (This.Void_Ptr); - end Desaturate; - - - - - ---------------- - -- Activity -- - ---------------- - - procedure Inactive - (This : in out Image) is - begin - fl_image_inactive (This.Void_Ptr); - end Inactive; - - - function Is_Empty - (This : in Image) - return Boolean is - begin - return fl_image_fail (This.Void_Ptr) /= 0; - end Is_Empty; - - - procedure Uncache - (This : in out Image) is - begin - fl_image_uncache (This.Void_Ptr); - end Uncache; - - - - - ------------------ - -- Dimensions -- - ------------------ - - function Get_W - (This : in Image) - return Natural is - begin - return Natural (fl_image_w (This.Void_Ptr)); - end Get_W; - - - function Get_H - (This : in Image) - return Natural is - begin - return Natural (fl_image_h (This.Void_Ptr)); - end Get_H; - - - function Get_D - (This : in Image) - return Natural is - begin - return Natural (fl_image_d (This.Void_Ptr)); - end Get_D; - - - function Get_Line_Data - (This : in Image) - return Natural is - begin - return Natural (fl_image_ld (This.Void_Ptr)); - end Get_Line_Data; - - - function Get_Data_Count - (This : in Image) - return Natural is - begin - return Natural (fl_image_count (This.Void_Ptr)); - end Get_Data_Count; - - - function Get_Data_Size - (This : in Image) - return Natural - is - My_Depth : Natural := This.Get_D; - My_Line_Data : Natural := This.Get_Line_Data; - begin - if My_Line_Data > 0 then - return My_Line_Data * This.Get_H; - elsif My_Depth = 0 then - return Integer (Float'Ceiling (Float (This.Get_W) / 8.0)) * This.Get_H; - else - return This.Get_W * My_Depth * This.Get_H; - end if; - end Get_Data_Size; - - - - - ------------------ - -- Pixel Data -- - ------------------ - - function Get_Datum - (This : in Image; - Data : in Positive; - Position : in Positive) - return Color_Component - is - Pointers : array (1 .. This.Get_Data_Count) of Interfaces.C.Strings.chars_ptr; - for Pointers'Address use fl_image_data (This.Void_Ptr); - pragma Import (Ada, Pointers); - begin - return Color_Component - (fl_image_get_pixel (Pointers (Data), Interfaces.C.int (Position) - 1)); - end Get_Datum; - - - procedure Set_Datum - (This : in out Image; - Data : in Positive; - Position : in Positive; - Value : in Color_Component) - is - Pointers : array (1 .. This.Get_Data_Count) of Interfaces.C.Strings.chars_ptr; - for Pointers'Address use fl_image_data (This.Void_Ptr); - pragma Import (Ada, Pointers); - begin - fl_image_set_pixel - (Pointers (Data), - Interfaces.C.int (Position) - 1, - Interfaces.C.unsigned_char (Value)); - end Set_Datum; - - - function Get_Data - (This : in Image; - Data : in Positive; - Position : in Positive; - Count : in Natural) - return Color_Component_Array - is - Pointers : array (1 .. This.Get_Data_Count) of Interfaces.C.Strings.chars_ptr; - for Pointers'Address use fl_image_data (This.Void_Ptr); - pragma Import (Ada, Pointers); - Result : Color_Component_Array := (1 .. Count => 0); - begin - for Index in Result'Range loop - Result (Index) := Color_Component (fl_image_get_pixel - (Pointers (Data), - Interfaces.C.int (Index - 1 + Position - 1))); - end loop; - return Result; - end Get_Data; - - - function All_Data - (This : in Image; - Data : in Positive) - return Color_Component_Array is - begin - return This.Get_Data (Data, 1, This.Get_Data_Size); - end All_Data; - - - procedure Update_Data - (This : in out Image; - Data : in Positive; - Position : in Positive; - Values : in Color_Component_Array) - is - Pointers : array (1 .. This.Get_Data_Count) of Interfaces.C.Strings.chars_ptr; - for Pointers'Address use fl_image_data (This.Void_Ptr); - pragma Import (Ada, Pointers); - begin - for Counter in Integer range 0 .. Values'Length - 1 loop - fl_image_set_pixel - (Pointers (Data), - Interfaces.C.int (Position - 1 + Counter), - Interfaces.C.unsigned_char (Values (Values'First + Counter))); - end loop; - end Update_Data; - - - - - --------------- - -- Drawing -- - --------------- - - procedure Draw - (This : in Image; - X, Y : in Integer) is - begin - fl_image_draw - (This.Void_Ptr, - Interfaces.C.int (X), - Interfaces.C.int (Y)); - end Draw; - - - procedure Draw - (This : in Image; - X, Y, W, H : in Integer; - CX, CY : in Integer := 0) is - begin - fl_image_draw2 - (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; - - - procedure Draw_Empty - (This : in Image; - X, Y : in Integer) is - begin - fl_image_draw_empty - (This.Void_Ptr, - Interfaces.C.int (X), - Interfaces.C.int (Y)); - end Draw_Empty; - - -end FLTK.Images; - |