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		1682f0b760
		
	
	
	
	
		
			
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			62 lines
		
	
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			62 lines
		
	
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #pragma once
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| 
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| #include <AK/Function.h>
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| #include <LibCore/Timer.h>
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| #include <LibWeb/Loader/ImageResource.h>
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| 
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| namespace Web {
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| 
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| class ImageLoader : public ImageResourceClient {
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| public:
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|     ImageLoader(DOM::Element& owner_element);
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| 
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|     void load(const URL&);
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| 
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|     const Gfx::Bitmap* bitmap(size_t index) const;
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|     size_t current_frame_index() const { return m_current_frame_index; }
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| 
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|     bool has_image() const;
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| 
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|     bool has_loaded_or_failed() const { return m_loading_state != LoadingState::Loading; }
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| 
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|     void set_visible_in_viewport(bool) const;
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| 
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|     unsigned width() const;
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|     unsigned height() const;
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| 
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|     Function<void()> on_load;
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|     Function<void()> on_fail;
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|     Function<void()> on_animate;
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| 
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| private:
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|     // ^ImageResourceClient
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|     virtual void resource_did_load() override;
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|     virtual void resource_did_fail() override;
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|     virtual bool is_visible_in_viewport() const override { return m_visible_in_viewport; }
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| 
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|     void animate();
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| 
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|     enum class LoadingState {
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|         None,
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|         Loading,
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|         Loaded,
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|         Failed,
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|     };
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| 
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|     DOM::Element& m_owner_element;
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| 
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|     mutable bool m_visible_in_viewport { false };
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| 
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|     size_t m_current_frame_index { 0 };
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|     size_t m_loops_completed { 0 };
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|     LoadingState m_loading_state { LoadingState::Loading };
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|     NonnullRefPtr<Core::Timer> m_timer;
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| };
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| 
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| }
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