Bugs found whilst updating example files.

[adamdyson]

Below are a list of errors encountered whilst re-factoring the example files to work with PHP 7.

Note: I'll continually edit and update this issue until all examples are tested and committed.

a1-image-sample.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Antialias

a1-traps-sample.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Antialias

bitmap-font.php

Uncaught TypeError: Value 2 provided is not a const in enum Cairo\HintMetrics

caps-joins.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\LineCap

caps-sub-paths.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\LineCap

clip-fill-rule.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\FillRule

clip-operator.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\Operator

composite-integer-translate-over.php

Uncaught TypeError: Value 2 provided is not a const in enum Cairo\Operator

composite-integer-translate-over-repeat.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Extend

composite-integer-translate-source.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Operator

dash-caps-joins.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\LineCap

dash-curve.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\LineCap

dash-scale.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\LineCap

degenerate-arc.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\LineCap

degenerate-path.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\LineCap

degenerate-pen.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\LineJoin

device-offset.php

Uncaught TypeError: Cairo\Surface::createSimilar() expects parameter 1 to be integer, object given

$s = $context->getGroupSurface();
$c = $s->getContent();
$s1 = $s->createSimilar($c, $size / 2, $size / 2);

device-offset-positive.php

Uncaught TypeError: Cairo\Surface::createSimilar() expects parameter 1 to be integer, object given

$s = $context->getGroupSurface();
$c = $s->getContent();
$s1 = $s->createSimilar($c, $size / 2, $size / 2);

extend-pad.php

Uncaught TypeError: Value 3 provided is not a const in enum Cairo\Extend

extend-reflect.php

Uncaught TypeError: Value 2 provided is not a const in enum Cairo\Extend

extend-repeat.php

Uncaught TypeError: Value 2 provided is not a const in enum Cairo\Extend

extend-repeat-similar.php

Uncaught TypeError: Cairo\Surface::createSimilar() expects parameter 1 to be integer, object given

$s = new Image(ImageFormat::ARGB32, 100, 100);
$s->createFromPng(dirname(__FILE__).'/romedalen.png');
$s1 = $surface->createSimilar($surface->getContent(), 320, 256);

fill-rule.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\FillRule

finer-grained-fallbacks.php

Uncaught TypeError: Value 2 provided is not a const in enum Cairo\Operator

group-paint.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Operator

infinite-join.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\LineJoin

large-source.php

Uncaught ArgumentCountError: Cairo\Surface\Image::createForData() expects exactly 4 parameters, 5 given

$s->createForData($data, ImageFormat::A1, $width, $height, $stride);

linear-gradient-reflect.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\LineJoin

mask-ctm.php

Uncaught ArgumentCountError: Cairo\Surface\Image::createForData() expects exactly 4 parameters, 5 given

$s = new Image(ImageFormat::ARGB32, 1, 1);
$s->createForData($data, ImageFormat::ARGB32, 2, 2, 8);

mask-surface-ctm.php

Uncaught ArgumentCountError: Cairo\Surface\Image::createForData() expects exactly 4 parameters, 5 given

$s = new Image(ImageFormat::ARGB32, 1, 1);
$s->createForData($data, ImageFormat::ARGB32, 2, 2, 8);

meta-surface-pattern.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\Extend

move-to-show.php

Uncaught ArgumentCountError: Cairo\Surface\Image::createForData() expects exactly 4 parameters, 5 given

$s->createForData($c[$i], ImageFormat::RGB24, 1, 1, 4);

nil-surface.php

Uncaught TypeError: Argument 1 passed to Cairo\Pattern\Surface::__construct() must be an instance of Cairo\Surface, null given

$patternSurface = new PatternSurface(null);

operator-clear.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\Operator

operator-source.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Operator

over-above-source.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Operator

over-between-source.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Operator

paint-source-alpha.php

Uncaught ArgumentCountError: Cairo\Surface\Image::createForData() expects exactly 4 parameters, 5 given

$s->createForData($data, ImageFormat::ARGB32, 4, 4, 16);

pdf-surface-source.php

Segmentation fault (core dumped)

ps-surface-source.php

Segmentation fault (core dumped)

random-intersections.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\FillRule

rectangle-rounding-error.php

Uncaught TypeError: Value 1 provided is not a const in enum Cairo\Antialias

rectilinear-stroke.php

Uncaught TypeError: Value 2 provided is not a const in enum Cairo\LineCap

rotate-image-surface-paint.php

Uncaught TypeError: Value 3 provided is not a const in enum Cairo\Filter

scale-down-source-surface-paint.php

Uncaught ArgumentCountError: Cairo\Surface\Image::createForData() expects exactly 4 parameters, 5 given

$s = new Image(ImageFormat::ARGB32, 100, 100);
$s->createForData($data, ImageFormat::RGB24, 4, 4, 16);

scale-source-surface-paint.php

Uncaught ArgumentCountError: Cairo\Surface\Image::createForData() expects exactly 4 parameters, 5 given

$s = new Image(ImageFormat::ARGB32, 100, 100);
$s->createForData($data, ImageFormat::RGB24, 4, 4, 16);

set-source.php

Uncaught ArgumentCountError: Cairo\Surface\Image::createForData() expects exactly 4 parameters, 5 given

$s = new Image(ImageFormat::ARGB32, 1, 1);
$s->createForData($color, ImageFormat::ARGB32, 1, 1, 4);

sphere.php

Uncaught TypeError: Value 0 provided is not a const in enum Cairo\Antialias

surface-check.php

Uncaught Error: Call to undefined function cairo_available_surfaces()

[adamdyson]

See pull request https://github.com/gtkforphp/cairo/pull/30

[auroraeosrose]

Some of these look like items that are not completely ported to enums yet... the last one should be in Cairo\available_surfaces but it might have been missed in the big port

[adamdyson]

@auroraeosrose Apologies for not aggregating the errors, allot of them will be duplicates. Sing out if there's anything else I can do to help get things moving towards a new release.