| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtOpenGL module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL21$ |
| ** 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 |
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| ** information use the contact form at http://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 2.1 or version 3 as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.LGPLv21 and |
| ** LICENSE.LGPLv3 included in the packaging of this file. Please review the |
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| ** |
| ** As a special exception, The Qt Company gives you certain additional |
| ** rights. These rights are described in The Qt Company LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #ifndef QGL2PEXVERTEXARRAY_P_H |
| #define QGL2PEXVERTEXARRAY_P_H |
| |
| #include <QRectF> |
| |
| #include <private/qdatabuffer_p.h> |
| #include <private/qvectorpath_p.h> |
| #include <private/qgl_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QGLPoint |
| { |
| public: |
| QGLPoint(GLfloat new_x, GLfloat new_y) : |
| x(new_x), y(new_y) {}; |
| |
| QGLPoint(const QPointF &p) : |
| x(p.x()), y(p.y()) {}; |
| |
| QGLPoint(const QPointF* p) : |
| x(p->x()), y(p->y()) {}; |
| |
| GLfloat x; |
| GLfloat y; |
| |
| operator QPointF() {return QPointF(x,y);} |
| operator QPointF() const {return QPointF(x,y);} |
| }; |
| |
| struct QGLRect |
| { |
| QGLRect(const QRectF &r) |
| : left(r.left()), top(r.top()), right(r.right()), bottom(r.bottom()) {} |
| |
| QGLRect(GLfloat l, GLfloat t, GLfloat r, GLfloat b) |
| : left(l), top(t), right(r), bottom(b) {} |
| |
| GLfloat left; |
| GLfloat top; |
| GLfloat right; |
| GLfloat bottom; |
| |
| operator QRectF() const {return QRectF(left, top, right-left, bottom-top);} |
| }; |
| |
| class QGL2PEXVertexArray |
| { |
| public: |
| QGL2PEXVertexArray() : |
| vertexArray(0), vertexArrayStops(0), |
| maxX(-2e10), maxY(-2e10), minX(2e10), minY(2e10), |
| boundingRectDirty(true) |
| { } |
| |
| inline void addRect(const QRectF &rect) |
| { |
| qreal top = rect.top(); |
| qreal left = rect.left(); |
| qreal bottom = rect.bottom(); |
| qreal right = rect.right(); |
| |
| vertexArray << QGLPoint(left, top) |
| << QGLPoint(right, top) |
| << QGLPoint(right, bottom) |
| << QGLPoint(right, bottom) |
| << QGLPoint(left, bottom) |
| << QGLPoint(left, top); |
| } |
| |
| inline void addQuad(const QRectF &rect) |
| { |
| qreal top = rect.top(); |
| qreal left = rect.left(); |
| qreal bottom = rect.bottom(); |
| qreal right = rect.right(); |
| |
| vertexArray << QGLPoint(left, top) |
| << QGLPoint(right, top) |
| << QGLPoint(left, bottom) |
| << QGLPoint(right, bottom); |
| |
| } |
| |
| inline void addVertex(const GLfloat x, const GLfloat y) |
| { |
| vertexArray.add(QGLPoint(x, y)); |
| } |
| |
| void addPath(const QVectorPath &path, GLfloat curveInverseScale, bool outline = true); |
| void clear(); |
| |
| QGLPoint* data() {return vertexArray.data();} |
| int *stops() const { return vertexArrayStops.data(); } |
| int stopCount() const { return vertexArrayStops.size(); } |
| QGLRect boundingRect() const; |
| |
| int vertexCount() const { return vertexArray.size(); } |
| |
| void lineToArray(const GLfloat x, const GLfloat y); |
| |
| private: |
| QDataBuffer<QGLPoint> vertexArray; |
| QDataBuffer<int> vertexArrayStops; |
| |
| GLfloat maxX; |
| GLfloat maxY; |
| GLfloat minX; |
| GLfloat minY; |
| bool boundingRectDirty; |
| void addClosingLine(int index); |
| void addCentroid(const QVectorPath &path, int subPathIndex); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |