1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtQuick module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. 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The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #ifndef QSGDISTANCEFIELDGLYPHNODE_P_P_H 41 #define QSGDISTANCEFIELDGLYPHNODE_P_P_H 42 43 // 44 // W A R N I N G 45 // ------------- 46 // 47 // This file is not part of the Qt API. It exists purely as an 48 // implementation detail. This header file may change from version to 49 // version without notice, or even be removed. 50 // 51 // We mean it. 52 // 53 54 #include <QtQuick/qsgmaterial.h> 55 #include <QtQuick/private/qsgplaintexture_p.h> 56 #include "qsgdistancefieldglyphnode_p.h" 57 #include "qsgadaptationlayer_p.h" 58 59 QT_BEGIN_NAMESPACE 60 61 class QSGPlainTexture; 62 63 class Q_QUICK_PRIVATE_EXPORT QSGDistanceFieldTextMaterial: public QSGMaterial 64 { 65 public: 66 QSGDistanceFieldTextMaterial(); 67 ~QSGDistanceFieldTextMaterial(); 68 69 QSGMaterialType *type() const override; 70 QSGMaterialShader *createShader() const override; 71 int compare(const QSGMaterial *other) const override; 72 73 virtual void setColor(const QColor &color); color()74 const QVector4D &color() const { return m_color; } 75 setGlyphCache(QSGDistanceFieldGlyphCache * a)76 void setGlyphCache(QSGDistanceFieldGlyphCache *a) { m_glyph_cache = a; } glyphCache()77 QSGDistanceFieldGlyphCache *glyphCache() const { return m_glyph_cache; } 78 setTexture(const QSGDistanceFieldGlyphCache::Texture * tex)79 void setTexture(const QSGDistanceFieldGlyphCache::Texture * tex) { m_texture = tex; } texture()80 const QSGDistanceFieldGlyphCache::Texture * texture() const { return m_texture; } 81 setFontScale(qreal fontScale)82 void setFontScale(qreal fontScale) { m_fontScale = fontScale; } fontScale()83 qreal fontScale() const { return m_fontScale; } 84 textureSize()85 QSize textureSize() const { return m_size; } 86 87 bool updateTextureSize(); 88 bool updateTextureSizeAndWrapper(); wrapperTexture()89 QSGTexture *wrapperTexture() const { return m_sgTexture; } 90 91 protected: 92 QSize m_size; 93 QVector4D m_color; 94 QSGDistanceFieldGlyphCache *m_glyph_cache; 95 const QSGDistanceFieldGlyphCache::Texture *m_texture; 96 qreal m_fontScale; 97 QSGPlainTexture *m_sgTexture; 98 }; 99 100 class Q_QUICK_PRIVATE_EXPORT QSGDistanceFieldStyledTextMaterial : public QSGDistanceFieldTextMaterial 101 { 102 public: 103 QSGDistanceFieldStyledTextMaterial(); 104 ~QSGDistanceFieldStyledTextMaterial(); 105 106 QSGMaterialType *type() const override = 0; 107 QSGMaterialShader *createShader() const override = 0; 108 int compare(const QSGMaterial *other) const override; 109 110 void setStyleColor(const QColor &color); styleColor()111 const QVector4D &styleColor() const { return m_styleColor; } 112 113 protected: 114 QVector4D m_styleColor; 115 }; 116 117 class Q_QUICK_PRIVATE_EXPORT QSGDistanceFieldOutlineTextMaterial : public QSGDistanceFieldStyledTextMaterial 118 { 119 public: 120 QSGDistanceFieldOutlineTextMaterial(); 121 ~QSGDistanceFieldOutlineTextMaterial(); 122 123 QSGMaterialType *type() const override; 124 QSGMaterialShader *createShader() const override; 125 }; 126 127 class Q_QUICK_PRIVATE_EXPORT QSGDistanceFieldShiftedStyleTextMaterial : public QSGDistanceFieldStyledTextMaterial 128 { 129 public: 130 QSGDistanceFieldShiftedStyleTextMaterial(); 131 ~QSGDistanceFieldShiftedStyleTextMaterial(); 132 133 QSGMaterialType *type() const override; 134 QSGMaterialShader *createShader() const override; 135 int compare(const QSGMaterial *other) const override; 136 setShift(const QPointF & shift)137 void setShift(const QPointF &shift) { m_shift = shift; } shift()138 const QPointF &shift() const { return m_shift; } 139 140 protected: 141 QPointF m_shift; 142 }; 143 144 class Q_QUICK_PRIVATE_EXPORT QSGHiQSubPixelDistanceFieldTextMaterial : public QSGDistanceFieldTextMaterial 145 { 146 public: 147 QSGMaterialType *type() const override; 148 QSGMaterialShader *createShader() const override; setColor(const QColor & color)149 void setColor(const QColor &color) override { m_color = QVector4D(color.redF(), color.greenF(), color.blueF(), color.alphaF()); } 150 }; 151 152 class Q_QUICK_PRIVATE_EXPORT QSGLoQSubPixelDistanceFieldTextMaterial : public QSGDistanceFieldTextMaterial 153 { 154 public: 155 QSGMaterialType *type() const override; 156 QSGMaterialShader *createShader() const override; setColor(const QColor & color)157 void setColor(const QColor &color) override { m_color = QVector4D(color.redF(), color.greenF(), color.blueF(), color.alphaF()); } 158 }; 159 160 QT_END_NAMESPACE 161 162 #endif 163