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ColorDebugger.php
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<?php
class ColorDebugger {
public static function compareColors(ColorCollection &$colors,
int $size = null,
int $padding = 0,
bool $vertical = true): string {
$result = "";
$vertical = $vertical ? "flex-direction: column" : "flex-direction: row";
$result .= "<div style='display: flex; padding: " . $padding . "px; $vertical'>";
foreach ($colors as $colorOccurrence) {
$result .= $colorOccurrence->getColor()->toRGBLabelledHTMLColorBlock($size);
}
$result .= "</div>";
return $result;
}
public static function showColorCollection(ColorCollection &$colorCollection): string {
$result = "";
// Begin outer container...
$outerContainerStyles = "display: flex;";
$outerContainerStyles .= " justify-content: center;";
$outerContainerStyles .= " align-items: center;";
$outerContainerStyles .= " height: 100vh;";
$result .= "<div class='image-with-colors' style='$outerContainerStyles'>";
// Begin right-side container...
$rightContainerStyles = "display: flex;";
$rightContainerStyles .= " flex-direction: column;";
$rightContainerStyles .= " justify-content: center;";
$rightContainerStyles .= " align-items: stretch;";
$rightContainerStyles .= " flex: 3;";
$rightContainerStyles .= " height: 100%;";
$result .= "<div style='$rightContainerStyles'>";
// Begin color container...
$colorContainerStyles = "display: flex;";
$colorContainerStyles .= " justify-content: center;";
$colorContainerStyles .= " align-items: flex-start;";
$colorContainerStyles .= " flex: 1;";
$colorContainerStyles .= " overflow-y: auto;";
$result .= "<div style='$colorContainerStyles'>";
$result .= $colorCollection->toHTMLColorBlockTable(null, 5);
$result .= "</div>";
// End color container.
$result .= "</div>";
// End right-side container.
$result .= "</div>";
// End outer container.
return $result;
}
public static function showColorCollectionWithImage(string $imagePath, ColorCollection &$colorCollection,
string $headerContent = ""): string {
$result = "";
// Begin outer container...
$outerContainerStyles = "display: flex;";
$outerContainerStyles .= " justify-content: center;";
$outerContainerStyles .= " align-items: center;";
$outerContainerStyles .= " height: 100vh;";
$result .= "<div class='image-with-colors' style='$outerContainerStyles'>";
// Begin image container...
$imageContainerStyles = "display: flex;";
$imageContainerStyles .= " justify-content: center;";
$imageContainerStyles .= " align-items: center;";
$imageContainerStyles .= " flex: 2;";
$imageContainerStyles .= " height: 100%;";
$imageContainerStyles .= " box-shadow: inset -12px 0px 10px -10px gray;";
$imageContainerStyles .= " background: radial-gradient(circle at center, #FBFBFB, #BDBDBD);";
$result .= "<div style='$imageContainerStyles'>";
$imageStyles = "width: 100%;";
$imageStyles .= " max-width: 90%;";
$imageStyles .= " max-height: 90%;";
$imageStyles .= " box-shadow: -3px 4px 5px 1px gray;";
$result .= "<img src='$imagePath' style='$imageStyles'/>";
$result .= "</div>";
// End image container.
// Begin right-side container...
$rightContainerStyles = "display: flex;";
$rightContainerStyles .= " flex-direction: column;";
$rightContainerStyles .= " justify-content: center;";
$rightContainerStyles .= " align-items: stretch;";
$rightContainerStyles .= " flex: 3;";
$rightContainerStyles .= " height: 100%;";
$result .= "<div style='$rightContainerStyles'>";
// Begin header container...
$headerContainerStyles = "display: flex;";
$headerContainerStyles .= " flex-direction: column;";
$headerContainerStyles .= " justify-content: center;";
$headerContainerStyles .= " align-items: center;";
$headerContainerStyles .= " background: linear-gradient(to top right, #3D3D3D, #4E4E4E);";
$headerContainerStyles .= " padding: 10px;";
$headerContainerStyles .= " color: white;";
$headerContainerStyles .= " font-family: sans-serif;";
$result .= "<div style='$headerContainerStyles'>";
$uniqueColorCount = number_format($colorCollection->getColorCount());
$occurrenceCount = number_format($colorCollection->getOccurrenceCount());
$result .= "<p style='margin: 0; text-align: center'>Showing $occurrenceCount instances of $uniqueColorCount unique colors.</p>";
$result .= "<p style='margin: 0; margin-top: 5px; text-align: center'>$headerContent</p>";
$result .= "</div>";
// End header container.
// Begin color container...
$colorContainerStyles = "display: flex;";
$colorContainerStyles .= " justify-content: center;";
$colorContainerStyles .= " align-items: flex-start;";
$colorContainerStyles .= " flex: 1;";
$colorContainerStyles .= " overflow-y: auto;";
$result .= "<div style='$colorContainerStyles'>";
$result .= $colorCollection->toHTMLColorBlockTable(null, 5);
$result .= "</div>";
// End color container.
$result .= "</div>";
// End right-side container.
$result .= "</div>";
// End outer container.
return $result;
}
public static function showDistinctColorsForImage(string $imagePath, ColorImageProcessor $imageProcessor): string {
$distinctColors = $imageProcessor->getDistinctColorsByAbsoluteDensity();
$distinctColors->sortByIncidence();
$headerContent = "<p>";
$headerContent .= "</p>";
return ColorDebugger::showColorCollectionWithImage(
$imagePath,
$distinctColors
);
}
public static function showColorFunctionsTestSuiteResults(string $imagePath, ColorCollection $colorCollection,
int $simpleThreshold = 10, int $perceptualThreshold = 20): string {
$result = "";
$equivalencyFunctions = [
[
"name" => "simpleThreshold",
"function" => ColorEquivalencyFunctions::createSimpleThresholdEquivalencyFunction($simpleThreshold),
"threshold" => $simpleThreshold
],
[
"name" => "humanPerceptual",
"function" => ColorEquivalencyFunctions::createHumanPerceptualEquivalencyFunction($perceptualThreshold),
"threshold" => $perceptualThreshold
],
];
$mergingFunctions = [
[
"name" => "simpleAverage",
"function" => ColorMergerFunctions::createSimpleAverageMergerFunction()
],
[
"name" => "weightedAverage",
"function" => ColorMergerFunctions::createWeightedAverageMergerFunction()
],
[
"name" => "useFirst",
"function" => ColorMergerFunctions::createUseFirstMergerFunction()
],
];
foreach ($equivalencyFunctions as $equivalencyFunction) {
$equivalencyFunctionName = $equivalencyFunction["name"];
$equivalencyFunctionCallable = $equivalencyFunction["function"];
$equivalencyFunctionThreshold = $equivalencyFunction["threshold"];
foreach ($mergingFunctions as $mergingFunction) {
$mergingFunctionName = $mergingFunction["name"];
$mergingFunctionCallable = $mergingFunction["function"];
$mergedCollection = $colorCollection->getMergedColorCollection(
$equivalencyFunctionCallable,
$mergingFunctionCallable
);
$result .= ColorDebugger::showColorCollectionWithImage(
$imagePath,
$mergedCollection,
"Using <code>$equivalencyFunctionName($equivalencyFunctionThreshold)</code> for " .
"equivalency testing and <code>$mergingFunctionName</code> to merge colors."
);
$result .= "<div style='height: 10px; background: white;'/></div>";
}
}
return $result;
}
}