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Diffstat (limited to 'src/render/Qt3DSRenderPathFontText.h')
| -rw-r--r-- | src/render/Qt3DSRenderPathFontText.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/src/render/Qt3DSRenderPathFontText.h b/src/render/Qt3DSRenderPathFontText.h new file mode 100644 index 0000000..a1d103a --- /dev/null +++ b/src/render/Qt3DSRenderPathFontText.h @@ -0,0 +1,139 @@ +/**************************************************************************** +** +** Copyright (C) 2015 NVIDIA Corporation. +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of Qt 3D Studio. +** +** $QT_BEGIN_LICENSE:GPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 or (at your option) any later version +** approved by the KDE Free Qt Foundation. The licenses are as published by +** the Free Software Foundation and appearing in the file LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ #pragma once +#ifndef QT3DS_RENDER_PATH_FONT_TEXT_H +#define QT3DS_RENDER_PATH_FONT_TEXT_H +#include "foundation/Qt3DSVec2.h" +#include "foundation/Qt3DSRefCounted.h" +#include "foundation/Qt3DSAtomic.h" +#include "foundation/Qt3DSContainers.h" +#include "foundation/Qt3DSAllocatorCallback.h" +#include "EASTL/string.h" +#include "render/backends/Qt3DSRenderBackend.h" + + namespace qt3ds +{ + namespace render { + + using namespace foundation; + + class NVRenderContextImpl; + class NVRenderPathFontSpecification; + + class NVRenderPathFontItem : public NVRefCounted + { + NVFoundationBase &m_Foundation; ///< pointer to foundation + volatile QT3DSI32 + mRefCount; ///< Using foundations' naming convention to ease implementation + + public: + /** + * @brief constructor + * + * @param[in] fnd Pointer to foundation + * + * @return No return. + */ + NVRenderPathFontItem(NVFoundationBase &fnd); + + /// @NVRenderPathFontItem destructor + ~NVRenderPathFontItem(); + + // define refcount functions + QT3DS_IMPLEMENT_REF_COUNT_ADDREF_RELEASE(m_Foundation) + + /** + * @brief Setup text + * + * @param[in] glyphCount number of glyphs + * @param[in] glyphIDs array of glyhp ID's + * @param[in] type type ( byte, int,... ) + * @param[in] posArray array of glyhp positions + * @param[in] pixelBound pixel boundary + * @param[in] logicalBound logical boundary + * @param[in] emScale true type scale + * + * @return No return. + */ + void InitTextItem(size_t glyphCount, const QT3DSU32 *glyphIDs, + NVRenderPathFormatType::Enum type, QT3DSF32 *posArray, QT3DSVec2 pixelBound, + QT3DSVec2 logicalBound, QT3DSF32 emScale); + + /** + * @brief get glyph count + * + * @return get glyph count + */ + size_t GetGlyphsCount() { return m_NumGlyphs; } + + /** + * @brief get spacing for char set + * + * @return spacing array + */ + const QT3DSF32 *GetSpacing() { return m_TranslateXY; } + + /** + * @brief get name set + * + * @return name set + */ + const void *GetGlyphIDs() { return (void *)m_GlyphIDs; } + + /** + * @brief Get Y bound of font metric + * + * @return transform matrix + */ + const QT3DSMat44 GetTransform(); + + private: + /** + * @brief Get size of type + * + * @param[in] type type ( byte, int,... ) + * + * @return true if successful + */ + QT3DSU32 getSizeofType(NVRenderPathFormatType::Enum type); + + private: + size_t m_NumGlyphs; ///< glyph count + QT3DSU32 *m_GlyphIDs; ///< array glyph ID's + QT3DSF32 * + m_TranslateXY; ///< pointer to arrray for character advance information like kerning + QT3DSMat44 m_ModelMatrix; ///< Matrix which converts from font space to box space + + public: + static NVRenderPathFontItem *CreatePathFontItem(NVRenderContextImpl &context); + }; + } +} + +#endif
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