--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hbcore/effects/hbeffectbc.cpp Mon Apr 19 14:02:13 2010 +0300
@@ -0,0 +1,116 @@
+/****************************************************************************
+**
+** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (developer.feedback@nokia.com)
+**
+** This file is part of the HbCore module of the UI Extensions for Mobile.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at developer.feedback@nokia.com.
+**
+****************************************************************************/
+#include <hbglobal.h>
+#ifdef HB_FILTER_EFFECTS
+
+#include "hbeffectbc_p.h"
+#include "hbeffectgroup_p.h"
+#include "hbeffectdef_p.h"
+#include "hbvgchainedeffect_p.h"
+#include "hbvgbceffect_p.h"
+#include "hbeffectfilter_p.h"
+#include <QGraphicsItem>
+#include <QtDebug>
+
+// -----------------------------------------------------------------------------
+
+// HbEffectBc
+
+HbEffectBc::HbEffectBc(
+ const HbEffectFxmlFilterData &data,
+ QGraphicsItem *item,
+ HbEffectGroup *group) :
+ HbEffectFilter(0, item, group),
+ mAnimationO(0),
+ mAnimationB(0),
+ mAnimationC(0),
+ mVgBc(0)
+{
+ // Default values of if something is not passed in FXML
+ qreal opacity_start = 1;
+ qreal opacity_end = 1;
+ qreal brightness_start = 0;
+ qreal brightness_end = 0;
+ qreal contrast_start = 1;
+ qreal contrast_end = 1;
+
+ QList<HbEffectFxmlParamData> params = data.paramData();
+
+ // Handle FXML parameters
+ Q_FOREACH(const HbEffectFxmlParamData ¶m, params) {
+ if (param.name() == FXML_KEYWORD_BRIGHTNESS_CONTRAST_OPACITY) {
+ mAnimationO = createAnimation(param, opacity_start, opacity_end, group);
+ }
+ else if (param.name() == FXML_KEYWORD_BRIGHTNESS_CONTRAST_BRIGHTNESS) {
+ mAnimationB = createAnimation(param, brightness_start, brightness_end, group);
+ }
+ else if (param.name() == FXML_KEYWORD_BRIGHTNESS_CONTRAST_CONTRAST) {
+ mAnimationC = createAnimation(param, contrast_start, contrast_end, group);
+ }
+ }
+
+ // Create VG effect if there were effect parameters defined
+ if (mEffectDefined) {
+ // Add effect to the filter effect chain in the effect group
+ HbVgChainedEffect *chain = HbEffectAbstract::group()->vgEffect();
+
+ mVgBc = new HbVgBcEffect();
+ mVgBc->setCaching(true);
+
+ chain->add(mVgBc);
+
+ // Set initial values for the effect
+ mVgBc->setOpacity(opacity_start);
+ mVgBc->setBrightness(brightness_start);
+ mVgBc->setContrast(contrast_start);
+ }
+}
+
+HbEffectBc::~HbEffectBc()
+{
+}
+
+QString HbEffectBc::name() const
+{
+ return HB_EFFECT_NAME_BRIGHTNESS_CONTRAST;
+}
+
+void HbEffectBc::updateFilterEffect()
+{
+ // Only update the graphics effect if the effect is running
+ if (group()->isRunning()) {
+ if (mAnimationO) {
+ mVgBc->setOpacity(qVariantValue<qreal>(mAnimationO->currentValue()));
+ }
+ if (mAnimationB) {
+ mVgBc->setBrightness(qVariantValue<qreal>(mAnimationB->currentValue()));
+ }
+ if (mAnimationC) {
+ mVgBc->setContrast(qVariantValue<qreal>(mAnimationC->currentValue()));
+ }
+ }
+}
+
+#endif