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1 /* |
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2 * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Class for showing the EV slider* |
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15 */ |
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16 |
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17 |
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18 |
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19 #ifndef __CGSCAMQUALITYSETTINGSLIDER_H |
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20 #define __CGSCAMQUALITYSETTINGSLIDER_H |
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21 |
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22 // INCLUDES |
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23 #include <coecntrl.h> |
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24 #include <AknUtils.h> // for TAknLayoutText |
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25 #include "CamPSI.h" // For Product Specific Information |
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26 #include "CamSettingsInternal.hrh" |
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27 #include "CamSettings.hrh" |
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28 #include "GSCamcorderPlugin.hrh" |
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29 #include "Cam.hrh" |
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30 #include "CamSettingValueObserver.h" |
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31 |
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32 // CONSTANTS |
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33 // The maximum number of divisions required for the quality slider. |
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34 #define BITMAP_SHAFT_MAX_DIVISIONS 6 |
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35 |
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36 class CCamConfiguration; |
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37 |
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38 |
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39 /** |
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40 * Utility class used to group together related layout information into one |
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41 * object, and construct itself using a supplied resource reader. |
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42 * |
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43 * @since 2.8 |
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44 */ |
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45 class CCamSliderLegend : public CBase |
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46 { |
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47 |
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48 public: |
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49 |
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50 ~CCamSliderLegend(); |
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51 |
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52 /** |
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53 * Constructs the layout information for the object |
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54 * @since 3.0 |
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55 * @param aLayoutRect Layout for the icon |
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56 * @param aBitmap Bitmap ID |
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57 * @param aMask Mask ID |
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58 */ |
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59 void ConstructL( const TAknLayoutRect& aLayoutRect, |
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60 TInt aBitmap, TInt aMask ); |
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61 |
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62 /** |
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63 * Draws the legend |
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64 * @since 2.8 |
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65 * @param aGc The window contest to use for the drawing |
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66 */ |
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67 void Draw( CWindowGc& aGc ) const; |
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68 |
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69 /** |
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70 * Returns the rect for the legend |
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71 * @since 2.8 |
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72 * @return The rect for the legend |
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73 */ |
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74 TRect Rect() const; |
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75 |
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76 private: |
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77 TCamSliderLegendItem iItem; |
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78 TAknLayoutText iPosition; |
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79 HBufC* iText; |
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80 TAknLayoutRect iIconRect; |
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81 CFbsBitmap* iBitmap; |
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82 CFbsBitmap* iMask; |
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83 }; |
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84 |
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85 |
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86 |
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87 /** |
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88 * Slider for showing Quality level settings |
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89 * |
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90 * @since 2.8 |
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91 */ |
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92 class CGSCamQualitySettingSlider : public CCoeControl |
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93 { |
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94 public: // Constructors and destructor |
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95 |
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96 /** |
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97 * Two-phased constructor. |
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98 */ |
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99 static CGSCamQualitySettingSlider* NewL( const CCoeControl* aParent, |
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100 MCamSettingValueObserver* aObserver, |
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101 TCamSettingItemIds aSettingType, |
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102 TInt aSteps, |
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103 CCamConfiguration* aConfiguration |
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104 ); |
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105 |
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106 /** |
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107 * Destructor. |
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108 */ |
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109 virtual ~CGSCamQualitySettingSlider(); |
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110 |
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111 public: // New functions |
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112 |
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113 /** |
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114 * Sets up the range and initial value of the slider |
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115 * @since 2.8 |
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116 * @param aValue The value to start with on the slider. |
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117 */ |
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118 void InitializeL( TInt aValue, |
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119 HBufC* aTopSubtitle, |
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120 HBufC* aBottomSubtitle ); |
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121 |
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122 /** |
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123 * Returns the minium slider value |
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124 * @since 2.8 |
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125 * @return The minimum slider value |
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126 */ |
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127 TInt MinValue() const; |
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128 |
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129 /** |
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130 * Returns the maximum slider value |
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131 * @since 2.8 |
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132 * @return The maximum slider value |
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133 */ |
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134 TInt MaxValue() const; |
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135 |
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136 /** |
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137 * Sets the minimum and maximum values of the slider control |
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138 * @since 3.0 |
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139 * @param aMin The minimum slider value |
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140 * @param aMax The maximum slider value |
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141 */ |
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142 void SetRange( TInt aMin, TInt aMax ); |
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143 |
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144 public: // Functions from base classes |
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145 |
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146 /** |
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147 * From CCoeControl |
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148 * @since 2.8 |
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149 * @param aRect Rect indicating the specific area to draw |
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150 */ |
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151 void Draw( const TRect& aRect ) const; |
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152 |
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153 /** |
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154 * From CCoeControl |
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155 * @since 2.8 |
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156 * @param aKeyEvent Details of the key event |
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157 * @param aType The keypress type |
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158 * @return TKeyResponse whether the key event was handled or ignored |
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159 */ |
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160 TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType ) ; |
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161 |
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162 /** |
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163 * From CCoeControl |
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164 * @since 2.8 |
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165 * @return The minimum size required for the control to display |
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166 */ |
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167 TSize MinimumSize(); |
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168 |
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169 /** |
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170 * From CCoeControl |
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171 * @since 2.8 |
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172 */ |
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173 void SizeChanged(); |
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174 |
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175 /** |
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176 * From CCoeControl |
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177 * @ |
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178 */ |
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179 void HandlePointerEventL(const TPointerEvent& aPointerEvent); |
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180 |
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181 protected: // New functions |
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182 |
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183 protected: // Functions from base classes |
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184 |
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185 private: |
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186 |
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187 /** |
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188 * C++ default constructor. |
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189 */ |
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190 CGSCamQualitySettingSlider( MCamSettingValueObserver* aObserver, |
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191 TCamSettingItemIds aSettingType, |
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192 TInt aSteps, |
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193 CCamConfiguration* aConfiguration ); |
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194 |
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195 /** |
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196 * By default Symbian 2nd phase constructor is private. |
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197 */ |
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198 void ConstructL( const CCoeControl* aParent ); |
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199 |
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200 /** |
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201 * Called to read the layout information from a resource |
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202 * @since 2.8 |
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203 */ |
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204 void ReadLayoutL(); |
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205 |
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206 /** |
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207 * Read touch layout |
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208 */ |
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209 void TouchLayoutVideo(); |
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210 |
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211 /** |
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212 * Read nontouch layout |
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213 */ |
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214 void NonTouchLayoutVideo(); |
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215 |
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216 /** |
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217 * Read touch layout |
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218 */ |
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219 void TouchLayoutPhoto(); |
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220 |
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221 /** |
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222 * Read nontouch layout |
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223 */ |
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224 void NonTouchLayoutPhoto(); |
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225 |
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226 /** |
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227 * Appends legends to iLegendArray by Product Specific Information key |
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228 * @since 5.0 |
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229 * @param aKey, Product Specific Information key |
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230 * @param aNumSliderValues, number of slider values |
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231 */ |
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232 void AppendLegendArrayL( TCamPsiKey aKey, TInt aNumSliderValues = 0 ); |
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233 |
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234 /** |
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235 * Get layout for video/image quality legend icons |
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236 * @since S60 v5.0 |
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237 * @param aParentRect Parent rectangle |
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238 * @param aSettingType Setting type |
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239 * @param aIndex Item index |
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240 * @return Layout rect that has the correct layout set |
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241 */ |
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242 TAknLayoutRect GetTouchVideoLegendLayout( |
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243 const TRect& aParentRect, |
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244 TInt aIndex ) const; |
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245 |
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246 /** |
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247 * Get layout for video/image quality legend icons |
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248 * @since S60 v5.0 |
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249 * @param aParentRect Parent rectangle |
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250 * @param aSettingType Setting type |
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251 * @param aIndex Item index |
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252 * @return Layout rect that has the correct layout set |
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253 */ |
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254 TAknLayoutRect GetNonTouchVideoLegendLayout( |
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255 const TRect& aParentRect, |
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256 TInt aIndex ) const; |
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257 |
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258 /** |
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259 * Get layout for video/image quality legend icons |
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260 * @since S60 v5.0 |
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261 * @param aParentRect Parent rectangle |
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262 * @param aSettingType Setting type |
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263 * @param aIndex Item index |
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264 * @return Layout rect that has the correct layout set |
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265 */ |
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266 TAknLayoutRect GetTouchPhotoLegendLayout( |
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267 const TRect& aParentRect, |
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268 TInt aIndex ) const; |
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269 |
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270 /** |
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271 * Get layout for three image quality legend icons |
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272 * @since S60 v5.0 |
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273 * @param aParentRect Parent rectangle |
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274 * @param aSettingType Setting type |
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275 * @param aIndex Item index |
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276 * @return Layout rect that has the correct layout set |
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277 */ |
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278 TAknLayoutRect GetNonTouchPhotoLegend3Layout( |
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279 const TRect& aParentRect, |
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280 TInt aIndex ) const; |
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281 |
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282 /** |
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283 * Get layout for five image quality legend icons |
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284 * @since S60 v5.0 |
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285 * @param aParentRect Parent rectangle |
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286 * @param aSettingType Setting type |
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287 * @param aIndex Item index |
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288 * @return Layout rect that has the correct layout set |
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289 */ |
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290 TAknLayoutRect GetNonTouchPhotoLegend5Layout( |
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291 const TRect& aParentRect, |
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292 TInt aIndex ) const; |
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293 |
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294 /** |
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295 * Counts quality setting steps. Available layouts are for three and |
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296 * five steps. |
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297 * @return TBool, ETrue if count is three or less |
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298 */ |
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299 TBool IsThreeTicksSlider() const; |
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300 |
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301 public: // Data |
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302 |
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303 protected: // Data |
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304 |
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305 private: // Data |
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306 |
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307 // Bitmaps for the slider "shaft" |
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308 CFbsBitmap* iBitmapShafts[BITMAP_SHAFT_MAX_DIVISIONS+1]; |
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309 CFbsBitmap* iBitmapShaftsMasks[BITMAP_SHAFT_MAX_DIVISIONS+1]; |
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310 |
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311 // Current level to be indicated by the slider |
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312 TInt iValue; |
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313 |
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314 // Pointer to the observer of slider events |
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315 MCamSettingValueObserver* iSettingObserver; |
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316 |
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317 // The values that |
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318 RPointerArray <CCamSliderLegend> iLegendArray; |
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319 |
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320 // Layout structure for the Shaft |
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321 TAknLayoutRect iShaftLayout; |
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322 |
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323 // The minimum size the control requires to be drawn |
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324 TSize iMinimumSize; |
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325 |
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326 // The parent control of the slider |
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327 const CCoeControl* iParentControl; |
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328 |
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329 // The maximum slider value |
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330 TInt iMaxSliderValue; |
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331 |
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332 // The minium slider value |
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333 TInt iMinSliderValue; |
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334 |
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335 // the number of slider values |
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336 TInt iNumSliderValues; |
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337 |
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338 // Identifies which setting is being edited |
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339 TCamSettingItemIds iSettingType; |
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340 |
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341 // number of slider steps |
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342 TInt iSteps; |
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343 |
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344 // Configuration manager |
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345 CCamConfiguration* iConfiguration; |
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346 |
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347 // The subtitle text at top of page |
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348 HBufC* iTopSubtitle; |
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349 // The subtitle text at bottom of page |
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350 HBufC* iBottomSubtitle; |
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351 // The layout for the subtitle text at top |
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352 TAknLayoutText iLayoutSubtitleTop; |
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353 // The layout for the subtitle text at bottom of page |
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354 TAknLayoutText iLayoutSubtitleBottom; |
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355 |
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356 }; |
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357 |
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358 #endif // __CGSCAMQUALITYSETTINGSLIDER_H |
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359 |
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360 // End of File |