110 lines
2.5 KiB
C++
110 lines
2.5 KiB
C++
// This file is part of Desktop App Toolkit,
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// a set of libraries for developing nice desktop applications.
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//
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// For license and copyright information please follow this link:
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// https://github.com/desktop-app/legal/blob/master/LEGAL
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//
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#pragma once
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#include <QtGui/QColor>
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#include <QtGui/QImage>
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#include <QtCore/QSize>
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#include <QtCore/QPoint>
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#include <crl/crl_time.h>
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class QPainter;
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namespace Ui::Text {
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[[nodiscard]] int AdjustCustomEmojiSize(int emojiSize);
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struct CustomEmojiPaintContext {
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required<QColor> textColor;
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QSize size; // Required only when scaled = true, for path scaling.
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crl::time now = 0;
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float64 scale = 0.;
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QPoint position;
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bool paused = false;
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bool scaled = false;
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mutable struct {
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bool colorized = false;
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bool forceFirstFrame = false;
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bool forceLastFrame = false;
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bool overrideFirstWithLastFrame = false;
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} internal;
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};
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class CustomEmoji {
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public:
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virtual ~CustomEmoji() = default;
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[[nodiscard]] virtual QString entityData() = 0;
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using Context = CustomEmojiPaintContext;
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virtual void paint(QPainter &p, const Context &context) = 0;
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virtual void unload() = 0;
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[[nodiscard]] virtual bool ready() = 0;
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[[nodiscard]] virtual bool readyInDefaultState() = 0;
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};
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using CustomEmojiFactory = Fn<std::unique_ptr<CustomEmoji>(
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QStringView,
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Fn<void()>)>;
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class ShiftedEmoji final : public CustomEmoji {
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public:
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ShiftedEmoji(std::unique_ptr<CustomEmoji> wrapped, QPoint shift);
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QString entityData() override;
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void paint(QPainter &p, const Context &context) override;
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void unload() override;
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bool ready() override;
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bool readyInDefaultState() override;
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private:
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const std::unique_ptr<Ui::Text::CustomEmoji> _wrapped;
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const QPoint _shift;
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};
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class FirstFrameEmoji final : public CustomEmoji {
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public:
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explicit FirstFrameEmoji(std::unique_ptr<CustomEmoji> wrapped);
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QString entityData() override;
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void paint(QPainter &p, const Context &context) override;
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void unload() override;
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bool ready() override;
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bool readyInDefaultState() override;
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private:
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const std::unique_ptr<Ui::Text::CustomEmoji> _wrapped;
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};
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class LimitedLoopsEmoji final : public CustomEmoji {
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public:
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LimitedLoopsEmoji(
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std::unique_ptr<CustomEmoji> wrapped,
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int limit,
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bool stopOnLast = false);
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QString entityData() override;
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void paint(QPainter &p, const Context &context) override;
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void unload() override;
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bool ready() override;
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bool readyInDefaultState() override;
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private:
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const std::unique_ptr<Ui::Text::CustomEmoji> _wrapped;
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const int _limit = 0;
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int _played = 0;
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bool _inLoop = false;
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bool _stopOnLast = false;
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};
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} // namespace Ui::Text
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