51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
|
#pragma once
|
||
|
|
|
||
|
|
#include <stdexcept>
|
||
|
|
#include <string>
|
||
|
|
|
||
|
|
#include "../IPixelariumImage.hpp"
|
||
|
|
|
||
|
|
namespace pixelarium::imaging
|
||
|
|
{
|
||
|
|
class PixelariumPng : public IPixelariumImage
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
explicit PixelariumPng(const std::string& url);
|
||
|
|
|
||
|
|
// IPixelariumImage member implementations
|
||
|
|
public:
|
||
|
|
std::optional<std::unique_ptr<cv::Mat>> TryGetImage() override;
|
||
|
|
|
||
|
|
std::optional<std::unique_ptr<cv::Mat>> TryGetImage(const IImageQuery&) override
|
||
|
|
{
|
||
|
|
// ToDo: proper error
|
||
|
|
throw std::runtime_error("Not possible with png.");
|
||
|
|
}
|
||
|
|
|
||
|
|
std::string Name() const noexcept override
|
||
|
|
{
|
||
|
|
if (!this->uri_.empty())
|
||
|
|
{
|
||
|
|
return this->uri_.filename().string();
|
||
|
|
}
|
||
|
|
|
||
|
|
return {};
|
||
|
|
}
|
||
|
|
|
||
|
|
std::filesystem::path Uri() const noexcept override
|
||
|
|
{
|
||
|
|
return this->uri_.string();
|
||
|
|
}
|
||
|
|
|
||
|
|
bool Empty() const noexcept override { return this->is_empty_; }
|
||
|
|
|
||
|
|
public:
|
||
|
|
const static ImageFileType type_{ImageFileType::PNG};
|
||
|
|
|
||
|
|
private:
|
||
|
|
// this should be set by each image getter
|
||
|
|
// after a new cv::Mat could be instantiated
|
||
|
|
bool is_empty_{true};
|
||
|
|
};
|
||
|
|
} // namespace pixelarium::imaging
|