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Because there's going to be LayoutDirection as well, for controlling how line progression happens. Because nothing in text rendering is simple.pull/168/head
Vladimír Vondruš
3 years ago
10 changed files with 243 additions and 117 deletions
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/*
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020, 2021, 2022, 2023 Vladimír Vondruš <mosra@centrum.cz> |
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|
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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|
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The above copyright notice and this permission notice shall be included |
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in all copies or substantial portions of the Software. |
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|
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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#include "Direction.h" |
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#include <Corrade/Utility/Debug.h> |
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namespace Magnum { namespace Text { |
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Debug& operator<<(Debug& debug, const ShapeDirection value) { |
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debug << "Text::ShapeDirection" << Debug::nospace; |
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switch(value) { |
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/* LCOV_EXCL_START */ |
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#define _c(v) case ShapeDirection::v: return debug << "::" #v; |
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_c(Unspecified) |
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_c(LeftToRight) |
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_c(RightToLeft) |
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_c(TopToBottom) |
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_c(BottomToTop) |
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#undef _c |
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/* LCOV_EXCL_STOP */ |
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} |
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return debug << "(" << Debug::nospace << reinterpret_cast<void*>(UnsignedByte(value)) << Debug::nospace << ")"; |
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} |
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}} |
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#ifndef Magnum_Text_Direction_h |
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#define Magnum_Text_Direction_h |
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/*
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This file is part of Magnum. |
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|
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020, 2021, 2022, 2023 Vladimír Vondruš <mosra@centrum.cz> |
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|
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
||||
to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
||||
|
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The above copyright notice and this permission notice shall be included |
||||
in all copies or substantial portions of the Software. |
||||
|
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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/** @file
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* @brief Enum @ref Magnum::Text::ShapeDirection |
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* @m_since_latest |
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*/ |
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#include "Magnum/Magnum.h" |
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#include "Magnum/Text/Text.h" |
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#include "Magnum/Text/visibility.h" |
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namespace Magnum { namespace Text { |
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/**
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@brief Direction a text is shaped in |
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@m_since_latest |
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@see @ref AbstractShaper::setDirection(), @ref AbstractShaper::direction() |
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*/ |
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enum class ShapeDirection: UnsignedByte { |
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/**
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* Unspecified. When set in @ref AbstractShaper::setDirection(), makes the |
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* shaping rely on direction autodetection implemented in a particular |
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* @ref AbstractFont plugin (if any). When returned from |
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* @ref AbstractShaper::direction() after a successful |
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* @ref AbstractShaper::shape() call, it means a particular |
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* @ref AbstractFont plugin doesn't implement any script-specific behavior. |
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*/ |
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Unspecified = 0, |
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/**
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* Left to right. When returned from @ref AbstractShaper::direction(), |
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* the @p advances filled by @ref AbstractShaper::glyphsInto() are |
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* guaranteed to have their Y components @cpp 0.0f @ce. |
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*/ |
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LeftToRight = 1, |
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/**
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* Right to left. When returned from @ref AbstractShaper::direction(), |
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* the @p advances filled by @ref AbstractShaper::glyphsInto() are |
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* guaranteed to have their Y components @cpp 0.0f @ce. |
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*/ |
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RightToLeft, |
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/**
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* Top to bottom. When returned from @ref AbstractShaper::direction(), |
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* the @p advances filled by @ref AbstractShaper::glyphsInto() are |
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* guaranteed to have their X components @cpp 0.0f @ce. |
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*/ |
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TopToBottom, |
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/**
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* Bottom to top. When returned from @ref AbstractShaper::direction(), |
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* the @p advances filled by @ref AbstractShaper::glyphsInto() are |
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* guaranteed to have their X components @cpp 0.0f @ce. |
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*/ |
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BottomToTop |
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}; |
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/** @debugoperatorenum{ShapeDirection} */ |
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MAGNUM_TEXT_EXPORT Debug& operator<<(Debug& debug, ShapeDirection value); |
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}} |
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#endif |
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@ -0,0 +1,52 @@
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/*
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This file is part of Magnum. |
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|
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020, 2021, 2022, 2023 Vladimír Vondruš <mosra@centrum.cz> |
||||
|
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Permission is hereby granted, free of charge, to any person obtaining a |
||||
copy of this software and associated documentation files (the "Software"), |
||||
to deal in the Software without restriction, including without limitation |
||||
the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||||
and/or sell copies of the Software, and to permit persons to whom the |
||||
Software is furnished to do so, subject to the following conditions: |
||||
|
||||
The above copyright notice and this permission notice shall be included |
||||
in all copies or substantial portions of the Software. |
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
||||
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
||||
DEALINGS IN THE SOFTWARE. |
||||
*/ |
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#include <sstream> |
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#include <Corrade/TestSuite/Tester.h> |
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#include <Corrade/Utility/DebugStl.h> /** @todo remove once Debug is stream-free */ |
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#include "Magnum/Text/Direction.h" |
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namespace Magnum { namespace Text { namespace Test { namespace { |
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struct DirectionTest: TestSuite::Tester { |
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explicit DirectionTest(); |
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void debugShape(); |
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}; |
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DirectionTest::DirectionTest() { |
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addTests({&DirectionTest::debugShape}); |
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} |
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void DirectionTest::debugShape() { |
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std::ostringstream out; |
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Debug{&out} << ShapeDirection::RightToLeft << ShapeDirection(0xab); |
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CORRADE_COMPARE(out.str(), "Text::ShapeDirection::RightToLeft Text::ShapeDirection(0xab)\n"); |
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} |
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}}}} |
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CORRADE_TEST_MAIN(Magnum::Text::Test::DirectionTest) |
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