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			92 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			92 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form must reproduce the above copyright notice,
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|  *    this list of conditions and the following disclaimer in the documentation
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|  *    and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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|  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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|  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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|  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #pragma once
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| 
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| #include <AK/Optional.h>
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| #include <AK/StringView.h>
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| 
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| namespace Gfx {
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| 
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| #define GFX_ENUMERATE_TEXT_ALIGNMENTS(M) \
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|     M(TopLeft)                           \
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|     M(CenterLeft)                        \
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|     M(Center)                            \
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|     M(CenterRight)                       \
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|     M(TopRight)                          \
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|     M(BottomRight)
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| 
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| enum class TextAlignment {
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| #define __ENUMERATE(x) x,
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|     GFX_ENUMERATE_TEXT_ALIGNMENTS(__ENUMERATE)
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| #undef __ENUMERATE
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| };
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| 
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| inline bool is_right_text_alignment(TextAlignment alignment)
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| {
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|     switch (alignment) {
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|     case TextAlignment::CenterRight:
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|     case TextAlignment::TopRight:
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|     case TextAlignment::BottomRight:
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|         return true;
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|     default:
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|         return false;
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|     }
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| }
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| 
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| inline bool is_vertically_centered_text_alignment(TextAlignment alignment)
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| {
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|     switch (alignment) {
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|     case TextAlignment::CenterLeft:
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|     case TextAlignment::CenterRight:
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|     case TextAlignment::Center:
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|         return true;
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|     default:
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|         return false;
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|     }
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| }
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| 
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| inline Optional<TextAlignment> text_alignment_from_string(const StringView& string)
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| {
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| #define __ENUMERATE(x) \
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|     if (string == #x)  \
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|         return TextAlignment::x;
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|     GFX_ENUMERATE_TEXT_ALIGNMENTS(__ENUMERATE)
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| #undef __ENUMERATE
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|     return {};
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| }
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| 
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| inline const char* to_string(TextAlignment text_alignment)
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| {
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| #define __ENUMERATE(x)                      \
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|     if (text_alignment == TextAlignment::x) \
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|         return #x;
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|     GFX_ENUMERATE_TEXT_ALIGNMENTS(__ENUMERATE)
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| #undef __ENUMERATE
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|     return {};
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| }
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| 
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| }
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