diff options
Diffstat (limited to 'src/fltk-images.ads')
| -rw-r--r-- | src/fltk-images.ads | 100 |
1 files changed, 97 insertions, 3 deletions
diff --git a/src/fltk-images.ads b/src/fltk-images.ads index 053ed19..0ee31d5 100644 --- a/src/fltk-images.ads +++ b/src/fltk-images.ads @@ -3,6 +3,10 @@ package FLTK.Images is + ------------- + -- Types -- + ------------- + type Image is new Wrapper with private; type Image_Reference (Data : not null access Image'Class) is limited null record @@ -17,6 +21,10 @@ package FLTK.Images is + -------------------- + -- Construction -- + -------------------- + package Forge is function Create @@ -25,9 +33,6 @@ package FLTK.Images is end Forge; - - - function Get_Copy_Algorithm return Scaling_Kind; @@ -46,6 +51,10 @@ package FLTK.Images is + -------------- + -- Colors -- + -------------- + procedure Color_Average (This : in out Image; Col : in Color; @@ -57,6 +66,10 @@ package FLTK.Images is + ---------------- + -- Activity -- + ---------------- + procedure Inactive (This : in out Image); @@ -64,8 +77,15 @@ package FLTK.Images is (This : in Image) return Boolean; + procedure Uncache + (This : in out Image); + + + ------------------ + -- Dimensions -- + ------------------ function Get_W (This : in Image) @@ -79,8 +99,77 @@ package FLTK.Images is (This : in Image) return Natural; + function Get_Line_Data + (This : in Image) + return Natural; + + function Get_Data_Count + (This : in Image) + return Natural; + + function Get_Data_Size + (This : in Image) + return Natural; + + + + + ------------------ + -- Pixel Data -- + ------------------ + + function Get_Datum + (This : in Image; + Data : in Positive; + Position : in Positive) + return Color_Component + with Pre => + Data <= Get_Data_Count (This) and + Position <= Get_Data_Size (This); + + procedure Set_Datum + (This : in out Image; + Data : in Positive; + Position : in Positive; + Value : in Color_Component) + with Pre => + Data <= Get_Data_Count (This) and + Position <= Get_Data_Size (This); + + function Get_Data + (This : in Image; + Data : in Positive; + Position : in Positive; + Count : in Natural) + return Color_Component_Array + with Pre => + Data <= Get_Data_Count (This) and + Position <= Get_Data_Size (This) and + Count <= Get_Data_Size (This) - Position + 1; + + function All_Data + (This : in Image; + Data : in Positive) + return Color_Component_Array + with Pre => + Data <= Get_Data_Count (This); + + procedure Update_Data + (This : in out Image; + Data : in Positive; + Position : in Positive; + Values : in Color_Component_Array) + with Pre => + Data <= Get_Data_Count (This) and + Position <= Get_Data_Size (This) and + Values'Length <= Get_Data_Size (This) - Position + 1; + + + --------------- + -- Drawing -- + --------------- procedure Draw (This : in Image; @@ -107,6 +196,8 @@ private + pragma Inline (Get_Copy_Algorithm); + pragma Inline (Set_Copy_Algorithm); pragma Inline (Copy); @@ -116,11 +207,14 @@ private pragma Inline (Inactive); pragma Inline (Is_Empty); + pragma Inline (Uncache); pragma Inline (Get_W); pragma Inline (Get_H); pragma Inline (Get_D); + pragma Inline (Get_Line_Data); + pragma Inline (Get_Data_Count); pragma Inline (Draw); |