diff options
Diffstat (limited to 'src/quick/items/qquickpathitemnvprrenderer.cpp')
| -rw-r--r-- | src/quick/items/qquickpathitemnvprrenderer.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/quick/items/qquickpathitemnvprrenderer.cpp b/src/quick/items/qquickpathitemnvprrenderer.cpp index 13fab2dc76..f8504f9985 100644 --- a/src/quick/items/qquickpathitemnvprrenderer.cpp +++ b/src/quick/items/qquickpathitemnvprrenderer.cpp @@ -62,6 +62,14 @@ void QQuickPathItemNvprRenderer::setPath(int index, const QQuickPath *path) m_accDirty |= DirtyPath; } +void QQuickPathItemNvprRenderer::setJSPath(int index, const QQuickPathItemPath &path) +{ + VisualPathGuiData &d(m_vp[index]); + convertJSPath(path, &d); + d.dirty |= DirtyPath; + m_accDirty |= DirtyPath; +} + void QQuickPathItemNvprRenderer::setStrokeColor(int index, const QColor &color) { VisualPathGuiData &d(m_vp[index]); @@ -288,6 +296,82 @@ void QQuickPathItemNvprRenderer::convertPath(const QQuickPath *path, VisualPathG d->path.cmd.append(GL_CLOSE_PATH_NV); } +void QQuickPathItemNvprRenderer::convertJSPath(const QQuickPathItemPath &path, VisualPathGuiData *d) +{ + d->path = NvprPath(); + if (path.cmd.isEmpty()) + return; + + QPointF startPos(0, 0); + QPointF pos(startPos); + int coordIdx = 0; + + for (QQuickPathItemPath::Command cmd : path.cmd) { + switch (cmd) { + case QQuickPathItemPath::MoveTo: + d->path.cmd.append(GL_MOVE_TO_NV); + pos = QPointF(path.coords[coordIdx], path.coords[coordIdx + 1]); + startPos = pos; + d->path.coord.append(pos.x()); + d->path.coord.append(pos.y()); + coordIdx += 2; + break; + case QQuickPathItemPath::LineTo: + d->path.cmd.append(GL_LINE_TO_NV); + pos = QPointF(path.coords[coordIdx], path.coords[coordIdx + 1]); + d->path.coord.append(pos.x()); + d->path.coord.append(pos.y()); + coordIdx += 2; + break; + case QQuickPathItemPath::QuadTo: + d->path.cmd.append(GL_QUADRATIC_CURVE_TO_NV); + d->path.coord.append(path.coords[coordIdx]); + d->path.coord.append(path.coords[coordIdx + 1]); + pos = QPointF(path.coords[coordIdx + 2], path.coords[coordIdx + 3]); + d->path.coord.append(pos.x()); + d->path.coord.append(pos.y()); + coordIdx += 4; + break; + case QQuickPathItemPath::CubicTo: + d->path.cmd.append(GL_CUBIC_CURVE_TO_NV); + d->path.coord.append(path.coords[coordIdx]); + d->path.coord.append(path.coords[coordIdx + 1]); + d->path.coord.append(path.coords[coordIdx + 2]); + d->path.coord.append(path.coords[coordIdx + 3]); + pos = QPointF(path.coords[coordIdx + 4], path.coords[coordIdx + 5]); + d->path.coord.append(pos.x()); + d->path.coord.append(pos.y()); + coordIdx += 6; + break; + case QQuickPathItemPath::ArcTo: + { + const bool sweepFlag = !qFuzzyIsNull(path.coords[coordIdx + 5]); + const bool useLargeArc = !qFuzzyIsNull(path.coords[coordIdx + 6]); + GLenum cmd; + if (useLargeArc) + cmd = sweepFlag ? GL_LARGE_CCW_ARC_TO_NV : GL_LARGE_CW_ARC_TO_NV; + else + cmd = sweepFlag ? GL_SMALL_CCW_ARC_TO_NV : GL_SMALL_CW_ARC_TO_NV; + d->path.cmd.append(cmd); + d->path.coord.append(path.coords[coordIdx]); // rx + d->path.coord.append(path.coords[coordIdx + 1]); // ry + d->path.coord.append(path.coords[coordIdx + 2]); // xrot + pos = QPointF(path.coords[coordIdx + 3], path.coords[coordIdx + 4]); + d->path.coord.append(pos.x()); + d->path.coord.append(pos.y()); + coordIdx += 7; + } + break; + default: + qWarning("Unknown JS path command: %d", cmd); + break; + } + } + + if (pos == startPos) + d->path.cmd.append(GL_CLOSE_PATH_NV); +} + static inline QVector4D qsg_premultiply(const QColor &c, float globalOpacity) { const float o = c.alphaF() * globalOpacity; |