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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (developer.feedback@nokia.com) |
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6 ** |
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7 ** This file is part of the HbCore module of the UI Extensions for Mobile. |
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8 ** |
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9 ** GNU Lesser General Public License Usage |
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10 ** This file may be used under the terms of the GNU Lesser General Public |
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11 ** License version 2.1 as published by the Free Software Foundation and |
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12 ** appearing in the file LICENSE.LGPL included in the packaging of this file. |
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13 ** Please review the following information to ensure the GNU Lesser General |
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14 ** Public License version 2.1 requirements will be met: |
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15 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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16 ** |
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17 ** In addition, as a special exception, Nokia gives you certain additional |
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18 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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20 ** |
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21 ** If you have questions regarding the use of this file, please contact |
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22 ** Nokia at developer.feedback@nokia.com. |
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23 ** |
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24 ****************************************************************************/ |
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25 #include <hbglobal.h> |
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26 #ifdef HB_FILTER_EFFECTS |
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27 |
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28 #include "hbeffectplanarreflection_p.h" |
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29 #include "hbeffectgroup_p.h" |
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30 #include "hbeffectdef_p.h" |
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31 #include "hbvgchainedeffect_p.h" |
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32 #include "hbvgreflectioneffect_p.h" |
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33 #include "hbeffectfilter_p.h" |
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34 #include <QGraphicsItem> |
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35 #include <QtDebug> |
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36 |
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37 // ----------------------------------------------------------------------------- |
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38 |
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39 // HbEffectPlanarReflection |
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40 |
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41 HbEffectPlanarReflection::HbEffectPlanarReflection( |
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42 const HbEffectFxmlFilterData &data, |
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43 QGraphicsItem *item, |
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44 HbEffectGroup *group) : |
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45 HbEffectFilter(0, item, group), |
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46 mAnimationO(0), |
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47 mAnimationC(0), |
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48 mAnimationX(0), |
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49 mAnimationY(0), |
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50 mAnimationF(0), |
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51 mVgReflection(0) |
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52 { |
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53 // Default values of if something is not passed in FXML |
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54 qreal opacity_start = 1; |
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55 qreal opacity_end = 1; |
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56 |
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57 // Default values for color should be "undefined" so using default constructor, |
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58 // which constructs invalid QColor. |
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59 QColor color_start; |
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60 QColor color_end; |
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61 |
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62 qreal offset_x_start = 0; |
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63 qreal offset_x_end = 0; |
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64 qreal offset_y_start = 0; |
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65 qreal offset_y_end = 0; |
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66 qreal fade_start = 0; |
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67 qreal fade_end = 0; |
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68 |
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69 QList<HbEffectFxmlParamData> params = data.paramData(); |
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70 |
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71 // Handle FXML parameters |
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72 Q_FOREACH(const HbEffectFxmlParamData ¶m, params) { |
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73 if (param.name() == FXML_KEYWORD_PLANAR_REFLECTION_OPACITY) { |
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74 mAnimationO = createAnimation(param, opacity_start, opacity_end, group); |
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75 } |
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76 else if (param.name() == FXML_KEYWORD_PLANAR_REFLECTION_COLOR) { |
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77 mAnimationC = createAnimation(param, color_start, color_end, group); |
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78 } |
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79 else if (param.name() == FXML_KEYWORD_PLANAR_REFLECTION_OFFSET_X) { |
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80 mAnimationX = createAnimation(param, offset_x_start, offset_x_end, group); |
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81 } |
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82 else if (param.name() == FXML_KEYWORD_PLANAR_REFLECTION_OFFSET_Y) { |
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83 mAnimationY = createAnimation(param, offset_y_start, offset_y_end, group); |
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84 } |
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85 else if (param.name() == FXML_KEYWORD_PLANAR_REFLECTION_FADE) { |
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86 mAnimationF = createAnimation(param, fade_start, fade_end, group); |
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87 } |
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88 } |
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89 |
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90 // Create VG effect if there were effect parameters defined |
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91 if (mEffectDefined) { |
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92 // Add the effect to the filter effect chain in the effect group |
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93 HbVgChainedEffect *chain = HbEffectAbstract::group()->vgEffect(); |
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94 |
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95 mVgReflection = new HbVgReflectionEffect(); |
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96 mVgReflection->setCaching(true); |
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97 |
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98 chain->add(mVgReflection); |
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99 |
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100 // Set initial values for the effect |
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101 mVgReflection->setOpacity(opacity_start); |
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102 if (color_start.isValid()) { |
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103 mVgReflection->setColor(color_start); |
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104 } |
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105 mVgReflection->setOffset(QPointF(offset_x_start, offset_y_start)); |
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106 mVgReflection->setFade(fade_start); |
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107 } |
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108 } |
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109 |
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110 HbEffectPlanarReflection::~HbEffectPlanarReflection() |
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111 { |
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112 } |
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113 |
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114 QString HbEffectPlanarReflection::name() const |
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115 { |
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116 return HB_EFFECT_NAME_PLANAR_REFLECTION; |
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117 } |
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118 |
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119 void HbEffectPlanarReflection::updateFilterEffect() |
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120 { |
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121 // Only update the graphics effect if the effect is running |
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122 if (group()->isRunning()) { |
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123 if (mAnimationO) { |
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124 mVgReflection->setOpacity(qVariantValue<qreal>(mAnimationO->currentValue())); |
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125 } |
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126 if (mAnimationC) { |
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127 mVgReflection->setColor(qVariantValue<QColor>(mAnimationC->currentValue())); |
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128 } |
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129 |
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130 QPointF offset = mVgReflection->offset(); |
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131 |
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132 if (mAnimationX) { |
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133 offset.setX(qVariantValue<qreal>(mAnimationX->currentValue())); |
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134 } |
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135 if (mAnimationY) { |
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136 offset.setY(qVariantValue<qreal>(mAnimationY->currentValue())); |
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137 } |
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138 |
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139 mVgReflection->setOffset(offset); |
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140 |
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141 if (mAnimationF) { |
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142 mVgReflection->setFade(qVariantValue<qreal>(mAnimationF->currentValue())); |
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143 } |
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144 } |
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145 } |
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146 |
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147 #endif |