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procedure Left_Margin(xl : Excel_Out_Stream; inches: Long_Float) is
begin
WriteBiff(xl, 16#0026#, IEEE_Double_Intel(inches));
end Left_Margin;
procedure Right_Margin(xl : Excel_Out_Stream; inches: Long_Float) is
begin
WriteBiff(xl, 16#0027#, IEEE_Double_Intel(inches));
end Right_Margin;
procedure Top_Margin(xl : Excel_Out_Stream; inches: Long_Float) is
begin
WriteBiff(xl, 16#0028#, IEEE_Double_Intel(inches));
end Top_Margin;
procedure Bottom_Margin(xl : Excel_Out_Stream; inches: Long_Float) is
begin
WriteBiff(xl, 16#0029#, IEEE_Double_Intel(inches));
end Bottom_Margin;
procedure Margins(xl : Excel_Out_Stream; left, right, top, bottom: Long_Float) is
begin
Left_Margin(xl, left);
Right_Margin(xl, right);
Top_Margin(xl, top);
Bottom_Margin(xl, bottom);
end Margins;
procedure Print_Row_Column_Headers(xl : Excel_Out_Stream) is
begin
WriteBiff(xl, 16#002A#, Intel_16(1)); -- 5.81 PRINTHEADERS p.199
end Print_Row_Column_Headers;
procedure Print_Gridlines(xl : Excel_Out_Stream) is
begin
WriteBiff(xl, 16#002B#, Intel_16(1)); -- 5.80 PRINTGRIDLINES p.199
end Print_Gridlines;
procedure Page_Setup(
xl : Excel_Out_Stream;
scaling_percents : Positive:= 100;
fit_width_with_n_pages : Natural:= 1; -- 0: as many as possible
fit_height_with_n_pages: Natural:= 1; -- 0: as many as possible
orientation : Orientation_choice:= portrait;
scale_or_fit : Scale_or_fit_choice:= scale
)
is
begin
-- 5.73 PAGESETUP p.192 - this is BIFF4+ (cheat if xl.format below)!
WriteBiff(xl,
16#00A1#,
Intel_16(0) & -- paper type undefined
Intel_16(Unsigned_16(scaling_percents)) &
Intel_16(1) & -- start page number
Intel_16(Unsigned_16(fit_width_with_n_pages)) &
Intel_16(Unsigned_16(fit_height_with_n_pages)) &
Intel_16(2 * Orientation_choice'Pos(orientation))
);
-- 5.97 SHEETPR p.207 - this is BIFF3+ (cheat if xl.format below) !
-- NB: this field contains other informations, should be delayed
-- in case other preferences are to be set
WriteBiff(xl,
16#0081#,
Intel_16(256 * Scale_or_fit_choice'Pos(scale_or_fit))
);
end Page_Setup;
y_scale: constant:= 20; -- scaling to obtain character point (pt) units
-- 5.31 DEFAULTROWHEIGHT
procedure Write_default_row_height (
xl : Excel_Out_Stream;
height : Positive
)
is
default_twips: constant Byte_buffer:= Intel_16(Unsigned_16(height * y_scale));
options_flags: constant Byte_buffer:= (1,0);
-- 1 = Row height and default font height do not match
begin
case xl.format is
when BIFF2 =>
WriteBiff(xl, 16#0025#, default_twips);
when BIFF3 | BIFF4 =>
WriteBiff(xl, 16#0225#, options_flags & default_twips);
end case;
end Write_default_row_height;
-- 5.32 DEFCOLWIDTH
procedure Write_default_column_width (
xl : in out Excel_Out_Stream;
width : Positive)
is
begin
WriteBiff(xl, 16#0055#, Intel_16(Unsigned_16(width)));
xl.defcolwdth:= 256 * width;
end Write_default_column_width;
procedure Write_column_width (
xl : in out Excel_Out_Stream;