113 lines
2.7 KiB
C++
113 lines
2.7 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "ui/image/image_prepare.h"
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class QPainterPath;
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namespace Images {
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[[nodiscard]] QByteArray ExpandInlineBytes(const QByteArray &bytes);
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[[nodiscard]] QImage FromInlineBytes(const QByteArray &bytes);
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[[nodiscard]] QPainterPath PathFromInlineBytes(const QByteArray &bytes);
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} // namespace Images
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class Image final {
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public:
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explicit Image(const QString &path);
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explicit Image(const QByteArray &content);
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explicit Image(QImage &&data);
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[[nodiscard]] static not_null<Image*> Empty(); // 1x1 transparent
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[[nodiscard]] static not_null<Image*> BlankMedia(); // 1x1 black
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[[nodiscard]] int width() const {
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return _data.width();
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}
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[[nodiscard]] int height() const {
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return _data.height();
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}
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[[nodiscard]] QSize size() const {
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return { width(), height() };
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}
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[[nodiscard]] bool isNull() const {
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return (this == Empty());
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}
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[[nodiscard]] QImage original() const;
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[[nodiscard]] const QPixmap &pix(
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QSize size,
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const Images::PrepareArgs &args = {}) const {
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return cached(size.width(), size.height(), args, false);
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}
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[[nodiscard]] const QPixmap &pix(
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int w,
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int h,
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const Images::PrepareArgs &args = {}) const {
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return cached(w, h, args, false);
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}
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[[nodiscard]] const QPixmap &pix(
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int w = 0,
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const Images::PrepareArgs &args = {}) const {
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return cached(w, 0, args, false);
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}
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[[nodiscard]] const QPixmap &pixSingle(
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QSize size,
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const Images::PrepareArgs &args = {}) const {
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return cached(size.width(), size.height(), args, true);
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}
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[[nodiscard]] const QPixmap &pixSingle(
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int w,
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int h,
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const Images::PrepareArgs &args = {}) const {
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return cached(w, h, args, true);
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}
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[[nodiscard]] const QPixmap &pixSingle(
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int w = 0,
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const Images::PrepareArgs &args = {}) const {
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return cached(w, 0, args, true);
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}
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[[nodiscard]] QPixmap pixNoCache(
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QSize size,
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const Images::PrepareArgs &args = {}) const {
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return prepare(size.width(), size.height(), args);
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}
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[[nodiscard]] QPixmap pixNoCache(
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int w,
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int h,
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const Images::PrepareArgs &args = {}) const {
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return prepare(w, h, args);
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}
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[[nodiscard]] QPixmap pixNoCache(
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int w = 0,
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const Images::PrepareArgs &args = {}) const {
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return prepare(w, 0, args);
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}
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private:
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[[nodiscard]] QPixmap prepare(
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int w,
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int h,
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const Images::PrepareArgs &args) const;
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[[nodiscard]] const QPixmap &cached(
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int w,
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int h,
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const Images::PrepareArgs &args,
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bool single) const;
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const QImage _data;
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mutable base::flat_map<uint64, QPixmap> _cache;
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};
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