diff options
Diffstat (limited to 'src/plugins/scenegraph/openvg/qsgopenvgspritenode.cpp')
-rw-r--r-- | src/plugins/scenegraph/openvg/qsgopenvgspritenode.cpp | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/src/plugins/scenegraph/openvg/qsgopenvgspritenode.cpp b/src/plugins/scenegraph/openvg/qsgopenvgspritenode.cpp new file mode 100644 index 0000000000..fb24df7471 --- /dev/null +++ b/src/plugins/scenegraph/openvg/qsgopenvgspritenode.cpp @@ -0,0 +1,157 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQuick module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or 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.GPL2 and 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-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qsgopenvgspritenode.h" +#include "qsgopenvgtexture.h" + +QT_BEGIN_NAMESPACE + +QSGOpenVGSpriteNode::QSGOpenVGSpriteNode() + : m_time(0.0f) +{ + // Set Dummy material and geometry to avoid asserts + setMaterial((QSGMaterial*)1); + setGeometry((QSGGeometry*)1); +} + +QSGOpenVGSpriteNode::~QSGOpenVGSpriteNode() +{ + +} + +void QSGOpenVGSpriteNode::setTexture(QSGTexture *texture) +{ + m_texture = static_cast<QSGOpenVGTexture*>(texture); + markDirty(DirtyMaterial); +} + +void QSGOpenVGSpriteNode::setTime(float time) +{ + if (m_time != time) { + m_time = time; + markDirty(DirtyMaterial); + } +} + +void QSGOpenVGSpriteNode::setSourceA(const QPoint &source) +{ + if (m_sourceA != source) { + m_sourceA = source; + markDirty(DirtyMaterial); + } +} + +void QSGOpenVGSpriteNode::setSourceB(const QPoint &source) +{ + if (m_sourceB != source) { + m_sourceB = source; + markDirty(DirtyMaterial); + } +} + +void QSGOpenVGSpriteNode::setSpriteSize(const QSize &size) +{ + if (m_spriteSize != size) { + m_spriteSize = size; + markDirty(DirtyMaterial); + } +} + +void QSGOpenVGSpriteNode::setSheetSize(const QSize &size) +{ + if (m_sheetSize != size) { + m_sheetSize = size; + markDirty(DirtyMaterial); + } +} + +void QSGOpenVGSpriteNode::setSize(const QSizeF &size) +{ + if (m_size != size) { + m_size = size; + markDirty(DirtyGeometry); + } +} + +void QSGOpenVGSpriteNode::setFiltering(QSGTexture::Filtering) +{ +} + +void QSGOpenVGSpriteNode::update() +{ +} + +void QSGOpenVGSpriteNode::render() +{ + if (!m_texture) + return; + + VGImage image = static_cast<VGImage>(m_texture->textureId()); + + QRectF sourceRect(m_sourceA, m_spriteSize); + QRectF targetRect(0, 0, m_size.width(), m_size.height()); + + VGImage sourceImage = vgChildImage(image, sourceRect.x(), sourceRect.y(), sourceRect.width(), sourceRect.height()); + + // Set Draw Mode + if (opacity() < 1.0) { + //Transparent + vgSetPaint(opacityPaint(), VG_FILL_PATH); + vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_MULTIPLY); + } else { + vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_NORMAL); + } + + // Set Image Matrix + vgSeti(VG_MATRIX_MODE, VG_MATRIX_IMAGE_USER_TO_SURFACE); + vgLoadMatrix(transform().constData()); + + if (sourceRect != targetRect) { + // Scale + float scaleX = targetRect.width() / sourceRect.width(); + float scaleY = targetRect.height() / sourceRect.height(); + vgScale(scaleX, scaleY); + } + + vgDrawImage(sourceImage); + + vgDestroyImage(sourceImage); +} + +QT_END_NAMESPACE |