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-rw-r--r--src/declarative/scenegraph/qsgdistancefieldglyphnode.cpp316
1 files changed, 0 insertions, 316 deletions
diff --git a/src/declarative/scenegraph/qsgdistancefieldglyphnode.cpp b/src/declarative/scenegraph/qsgdistancefieldglyphnode.cpp
deleted file mode 100644
index e4a39e484b..0000000000
--- a/src/declarative/scenegraph/qsgdistancefieldglyphnode.cpp
+++ /dev/null
@@ -1,316 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtDeclarative module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** This file may be used under the terms of the GNU Lesser General Public
-** License version 2.1 as published by the Free Software Foundation and
-** appearing in the file LICENSE.LGPL included in the packaging of this
-** file. Please review the following information to ensure the GNU Lesser
-** General Public License version 2.1 requirements will be met:
-** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU General
-** Public License version 3.0 as published by the Free Software Foundation
-** and appearing in the file LICENSE.GPL included in the packaging of this
-** file. Please review the following information to ensure the GNU General
-** Public License version 3.0 requirements will be met:
-** http://www.gnu.org/copyleft/gpl.html.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qsgdistancefieldglyphnode_p.h"
-#include "qsgdistancefieldglyphnode_p_p.h"
-#include <private/qsgdistancefieldutil_p.h>
-#include <private/qsgcontext_p.h>
-
-QT_BEGIN_NAMESPACE
-
-QSGDistanceFieldGlyphNode::QSGDistanceFieldGlyphNode(QSGDistanceFieldGlyphCacheManager *cacheManager)
- : m_material(0)
- , m_glyph_cacheManager(cacheManager)
- , m_glyph_cache(0)
- , m_geometry(QSGGeometry::defaultAttributes_TexturedPoint2D(), 0)
- , m_style(QQuickText::Normal)
- , m_antialiasingMode(GrayAntialiasing)
- , m_dirtyGeometry(false)
- , m_dirtyMaterial(false)
-{
- m_geometry.setDrawingMode(GL_TRIANGLES);
- setGeometry(&m_geometry);
- setPreferredAntialiasingMode(cacheManager->defaultAntialiasingMode());
-#ifdef QML_RUNTIME_TESTING
- description = QLatin1String("glyphs");
-#endif
-}
-
-QSGDistanceFieldGlyphNode::~QSGDistanceFieldGlyphNode()
-{
- delete m_material;
- if (m_glyph_cache) {
- m_glyph_cache->release(m_glyphs.glyphIndexes());
- m_glyph_cache->unregisterGlyphNode(this);
- }
-}
-
-void QSGDistanceFieldGlyphNode::setColor(const QColor &color)
-{
- m_color = color;
- if (m_material != 0) {
- m_material->setColor(color);
- markDirty(DirtyMaterial);
- }
-}
-
-void QSGDistanceFieldGlyphNode::setPreferredAntialiasingMode(AntialiasingMode mode)
-{
- if (mode == m_antialiasingMode)
- return;
- m_antialiasingMode = mode;
- m_dirtyMaterial = true;
-}
-
-void QSGDistanceFieldGlyphNode::setGlyphs(const QPointF &position, const QGlyphRun &glyphs)
-{
- QRawFont font = glyphs.rawFont();
- m_position = QPointF(position.x(), position.y() - font.ascent());
- m_glyphs = glyphs;
-
- QSGDistanceFieldGlyphCache *oldCache = m_glyph_cache;
- m_glyph_cache = m_glyph_cacheManager->cache(m_glyphs.rawFont());
- if (m_glyph_cache != oldCache) {
- if (oldCache)
- oldCache->unregisterGlyphNode(this);
- m_glyph_cache->registerGlyphNode(this);
- }
- m_glyph_cache->populate(glyphs.glyphIndexes());
-
- const QVector<quint32> &glyphIndexes = m_glyphs.glyphIndexes();
- const QVector<QPointF> &glyphPositions = m_glyphs.positions();
- for (int i = 0; i < glyphIndexes.size(); ++i) {
- GlyphInfo g;
- g.glyphIndex = glyphIndexes.at(i);
- g.position = glyphPositions.at(i);
- m_glyphsToAdd.append(g);
- }
-
- m_dirtyGeometry = true;
- m_dirtyMaterial = true;
-}
-
-void QSGDistanceFieldGlyphNode::setStyle(QQuickText::TextStyle style)
-{
- if (m_style == style)
- return;
- m_style = style;
- m_dirtyMaterial = true;
-}
-
-void QSGDistanceFieldGlyphNode::setStyleColor(const QColor &color)
-{
- if (m_styleColor == color)
- return;
- m_styleColor = color;
- m_dirtyMaterial = true;
-}
-
-void QSGDistanceFieldGlyphNode::update()
-{
- if (m_dirtyMaterial)
- updateMaterial();
- if (m_dirtyGeometry)
- updateGeometry();
-}
-
-void QSGDistanceFieldGlyphNode::updateGeometry()
-{
- Q_ASSERT(m_glyph_cache);
-
- if (m_glyphsToAdd.isEmpty())
- return;
-
- QSGGeometry *g = geometry();
-
- Q_ASSERT(g->indexType() == GL_UNSIGNED_SHORT);
-
- int oldVertexCount = g->vertexCount();
- int oldIndexCount = g->indexCount();
-
- QVector<QSGGeometry::TexturedPoint2D> vp;
- vp.reserve(m_glyphsToAdd.size() * 4);
- QVector<ushort> ip;
- ip.reserve(m_glyphsToAdd.size() * 6);
-
- QPointF margins(2, 2);
- QPointF texMargins = margins / m_glyph_cache->fontScale();
-
- const QSGDistanceFieldGlyphCache::Texture *textureToUse = 0;
-
- QLinkedList<GlyphInfo>::iterator it = m_glyphsToAdd.begin();
- while (it != m_glyphsToAdd.end()) {
- quint32 glyphIndex = it->glyphIndex;
- QSGDistanceFieldGlyphCache::TexCoord c = m_glyph_cache->glyphTexCoord(glyphIndex);
-
- if (c.isNull()) {
- if (!c.isValid())
- ++it;
- else
- it = m_glyphsToAdd.erase(it);
- continue;
- }
-
- const QSGDistanceFieldGlyphCache::Texture *texture = m_glyph_cache->glyphTexture(glyphIndex);
- if (!texture->textureId) {
- ++it;
- continue;
- }
-
- QSGDistanceFieldGlyphCache::Metrics metrics = m_glyph_cache->glyphMetrics(glyphIndex);
-
- if (!textureToUse)
- textureToUse = texture;
-
- metrics.width += margins.x() * 2;
- metrics.height += margins.y() * 2;
- metrics.baselineX -= margins.x();
- metrics.baselineY += margins.y();
- c.xMargin -= texMargins.x();
- c.yMargin -= texMargins.y();
- c.width += texMargins.x() * 2;
- c.height += texMargins.y() * 2;
-
- const QPointF &glyphPosition = it->position;
- qreal x = glyphPosition.x() + metrics.baselineX + m_position.x();
- qreal y = glyphPosition.y() - metrics.baselineY + m_position.y();
-
- m_boundingRect |= QRectF(x, y, metrics.width, metrics.height);
-
- float cx1 = x;
- float cx2 = x + metrics.width;
- float cy1 = y;
- float cy2 = y + metrics.height;
-
- float tx1 = c.x + c.xMargin;
- float tx2 = tx1 + c.width;
- float ty1 = c.y + c.yMargin;
- float ty2 = ty1 + c.height;
-
- if (m_baseLine.isNull())
- m_baseLine = glyphPosition;
-
- int i = vp.size();
-
- QSGGeometry::TexturedPoint2D v1;
- v1.set(cx1, cy1, tx1, ty1);
- QSGGeometry::TexturedPoint2D v2;
- v2.set(cx2, cy1, tx2, ty1);
- QSGGeometry::TexturedPoint2D v3;
- v3.set(cx1, cy2, tx1, ty2);
- QSGGeometry::TexturedPoint2D v4;
- v4.set(cx2, cy2, tx2, ty2);
- vp.append(v1);
- vp.append(v2);
- vp.append(v3);
- vp.append(v4);
-
- int o = i + oldVertexCount;
- ip.append(o + 0);
- ip.append(o + 2);
- ip.append(o + 3);
- ip.append(o + 3);
- ip.append(o + 1);
- ip.append(o + 0);
-
- it = m_glyphsToAdd.erase(it);
- }
-
- if (vp.isEmpty())
- return;
-
- void *data = 0;
- if (oldVertexCount && oldIndexCount) {
- int byteSize = oldVertexCount * sizeof(QSGGeometry::TexturedPoint2D)
- + oldIndexCount * sizeof(quint16);
- data = qMalloc(byteSize);
- memcpy(data, g->vertexData(), byteSize);
- }
-
- g->allocate(oldVertexCount + vp.size(), oldIndexCount + ip.size());
-
- if (data) {
- memcpy(g->vertexData(), data, oldVertexCount * sizeof(QSGGeometry::TexturedPoint2D));
- memcpy(g->indexData(), ((char *) data) + oldVertexCount * sizeof(QSGGeometry::TexturedPoint2D),
- oldIndexCount * sizeof(quint16));
- qFree(data);
- }
-
- memcpy(g->vertexDataAsTexturedPoint2D() + oldVertexCount, vp.constData(), vp.size() * sizeof(QSGGeometry::TexturedPoint2D));
- memcpy(g->indexDataAsUShort() + oldIndexCount, ip.constData(), ip.size() * sizeof(quint16));
-
- setBoundingRect(m_boundingRect);
- markDirty(DirtyGeometry);
- m_dirtyGeometry = false;
-
- m_material->setTexture(textureToUse);
-}
-
-void QSGDistanceFieldGlyphNode::updateMaterial()
-{
- delete m_material;
-
- if (m_style == QQuickText::Normal) {
- switch (m_antialiasingMode) {
- case HighQualitySubPixelAntialiasing:
- m_material = new QSGHiQSubPixelDistanceFieldTextMaterial;
- break;
- case LowQualitySubPixelAntialiasing:
- m_material = new QSGLoQSubPixelDistanceFieldTextMaterial;
- break;
- case GrayAntialiasing:
- default:
- m_material = new QSGDistanceFieldTextMaterial;
- break;
- }
- } else {
- QSGDistanceFieldStyledTextMaterial *material;
- if (m_style == QQuickText::Outline) {
- material = new QSGDistanceFieldOutlineTextMaterial;
- } else {
- QSGDistanceFieldShiftedStyleTextMaterial *sMaterial = new QSGDistanceFieldShiftedStyleTextMaterial;
- if (m_style == QQuickText::Raised)
- sMaterial->setShift(QPointF(0.0, 1.0));
- else
- sMaterial->setShift(QPointF(0.0, -1.0));
- material = sMaterial;
- }
- material->setStyleColor(m_styleColor);
- m_material = material;
- }
-
- m_material->setGlyphCache(m_glyph_cache);
- m_material->setColor(m_color);
- setMaterial(m_material);
- m_dirtyMaterial = false;
-}
-
-QT_END_NAMESPACE
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