57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
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#include "PixelariumImageFactory.hpp"
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#include <algorithm>
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#include <cctype>
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#include <memory>
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#include "impl/PixelariumCzi.hpp"
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#include "impl/PixelariumJpg.hpp"
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#include "impl/PixelariumPng.hpp"
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constexpr pixelarium::imaging::ImageFileType ExtensionToType(const std::string& extension)
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{
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std::string lower_ext{extension};
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std::ranges::transform(extension, lower_ext.begin(), [](const char c) -> char { return std::tolower(c); });
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if (lower_ext == ".jpg" || lower_ext == ".jpeg")
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{
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return pixelarium::imaging::ImageFileType::JPG;
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}
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if (lower_ext == ".png")
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{
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return pixelarium::imaging::ImageFileType::PNG;
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}
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if (lower_ext == ".czi")
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{
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return pixelarium::imaging::ImageFileType::CZI;
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}
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return pixelarium::imaging::ImageFileType::UNKNOWN;
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}
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/*static*/ std::unique_ptr<pixelarium::imaging::IPixelariumImage>
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pixelarium::imaging::PixelariumImageFactory::CreateImage(const std::string& uri)
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{
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const auto res{std::filesystem::path(uri)};
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const auto target_type{ExtensionToType(res.extension().string())};
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switch (target_type)
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{
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case ImageFileType::UNKNOWN:
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return {};
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break;
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case ImageFileType::ABSTRACT:
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return {};
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break;
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case ImageFileType::PNG:
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return std::make_unique<PixelariumPng>(uri);
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break;
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case ImageFileType::JPG:
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return std::make_unique<PixelariumJpg>(uri);
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break;
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case ImageFileType::CZI:
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return std::make_unique<PixelariumCzi>(uri);
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break;
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}
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}
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