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79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
// Copyright © SixtyFPS GmbH <info@slint-ui.com>
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// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-commercial
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#pragma once
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#include <string_view>
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#include "slint_generated_public.h"
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#include "slint_size.h"
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#include "slint_image_internal.h"
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#include "slint_string.h"
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#include "slint_sharedvector.h"
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namespace slint {
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/// An image type that can be displayed by the Image element
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struct Image
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{
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public:
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Image() : data(Data::ImageInner_None()) { }
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/// Load an image from an image file
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static Image load_from_path(const SharedString &file_path)
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{
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Image img;
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cbindgen_private::types::slint_image_load_from_path(&file_path, &img.data);
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return img;
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}
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/*
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static Image load_from_argb(int width, int height, const SharedVector<uint32_t> &data) {
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Image img;
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img.data = Data::EmbeddedRgbaImage(width, height, data);
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return img;
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}
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*/
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/// Returns the size of the Image in pixels.
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Size<unsigned int> size() const { return cbindgen_private::types::slint_image_size(&data); }
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/// Returns the path of the image on disk, if it was constructed via Image::load_from_path().
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std::optional<slint::SharedString> path() const
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{
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if (auto *str = cbindgen_private::types::slint_image_path(&data)) {
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return *str;
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} else {
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return {};
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}
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}
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/// Returns true if \a a refers to the same image as \a b; false otherwise.
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friend bool operator==(const Image &a, const Image &b) { return a.data == b.data; }
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/// Returns false if \a a refers to the same image as \a b; true otherwise.
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friend bool operator!=(const Image &a, const Image &b) { return a.data != b.data; }
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/// \private
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explicit Image(cbindgen_private::types::Image inner) : data(inner) { }
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private:
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using Tag = cbindgen_private::types::ImageInner::Tag;
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using Data = cbindgen_private::types::Image;
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Data data;
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};
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namespace private_api {
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inline Image load_image_from_embedded_data(std::span<const uint8_t> data,
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std::string_view extension)
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{
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cbindgen_private::types::Image img(cbindgen_private::types::Image::ImageInner_None());
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cbindgen_private::types::slint_image_load_from_embedded_data(
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slint::cbindgen_private::Slice<uint8_t> { const_cast<uint8_t *>(data.data()),
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data.size() },
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slint::cbindgen_private::Slice<uint8_t> {
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const_cast<uint8_t *>(reinterpret_cast<const uint8_t *>(extension.data())),
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extension.size() },
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&img);
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return Image(img);
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}
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}
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}
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