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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
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36
Task/Bitmap-Read-a-PPM-file/Seed7/bitmap-read-a-ppm-file.seed7 Normal file
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$ include "seed7_05.s7i";
include "draw.s7i";
include "color.s7i";
const func PRIMITIVE_WINDOW: getPPM (in string: fileName) is func
result
var PRIMITIVE_WINDOW: aWindow is PRIMITIVE_WINDOW.value;
local
var file: ppmFile is STD_NULL;
var string: line is "";
var integer: width is 0;
var integer: height is 0;
var integer: x is 0;
var integer: y is 0;
var color: pixColor is black;
begin
ppmFile := open(fileName, "r");
if ppmFile <> STD_NULL then
if getln(ppmFile) = "P6" then
repeat
line := getln(ppmFile);
until line = "" or line[1] <> '#';
read(ppmFile, width);
readln(ppmFile, height);
aWindow := newPixmap(width, height);
for y range 0 to pred(height) do
for x range 0 to pred(width) do
pixColor.redLight := ord(getc(ppmFile));
pixColor.greenLight := ord(getc(ppmFile));
pixColor.blueLight := ord(getc(ppmFile));
end for;
end for;
end if;
close(ppmFile);
end if;
end func;