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1 /* |
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2 * Copyright (c) 2010 Ixonos Plc. |
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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 the "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 * Ixonos Plc |
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14 * |
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15 * Description: |
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16 * Frame plugin control's header. |
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17 * |
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18 */ |
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19 |
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20 |
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21 #ifndef IMAGEEDITORCROPCONTROL_H |
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22 #define IMAGEEDITORCROPCONTROL_H |
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23 |
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24 // INCLUDES |
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25 #include <coecntrl.h> |
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26 |
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27 #include "PreviewControlBase.h" |
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28 |
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29 // FORWARD DECLARATIONS |
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30 class CAknView; |
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31 class CFbsBitmap; |
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32 class CPluginInfo; |
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33 |
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34 #ifdef RD_TACTILE_FEEDBACK |
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35 class MTouchFeedback; |
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36 #endif /* RD_TACTILE_FEEDBACK */ |
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37 |
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38 |
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39 /* CLASS: CImageEditorFrameControl |
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40 * |
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41 * CImageEditorFrameControl is a control for red eye reduction plug-in. |
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42 * |
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43 */ |
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44 class CImageEditorFrameControl : public CPreviewControlBase |
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45 { |
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46 |
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47 public: |
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48 |
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49 /** @name Methods:*/ |
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50 //@{ |
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51 |
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52 /** NewL factory method, pops cleanupstack |
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53 * |
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54 * @param aRect - control rectangle |
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55 * @param aParent - pointer to window owning control |
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56 * @return pointer to created CImageEditorFrameControl object |
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57 */ |
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58 static CImageEditorFrameControl * NewL ( |
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59 const TRect & aRect, |
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60 CCoeControl * aParent |
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61 ); |
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62 |
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63 /** Destructor |
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64 * |
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65 * @param - |
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66 * @return - |
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67 */ |
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68 virtual ~CImageEditorFrameControl (); |
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69 |
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70 /** Second phase constructor |
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71 * |
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72 * @see CImageEditorControlBase |
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73 * |
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74 */ |
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75 virtual void ConstructL ( |
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76 const TRect & aRect, |
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77 CCoeControl * aParent |
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78 ); |
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79 |
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80 /* Setter for view reference |
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81 * |
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82 * @see CImageEditorControlBase |
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83 * |
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84 */ |
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85 virtual void SetView (CAknView * aView); |
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86 |
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87 /* SetSelectedUiItemL |
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88 * |
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89 * @see CImageEditorControlBase |
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90 * |
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91 */ |
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92 virtual void SetSelectedUiItemL (CPluginInfo * aItem); |
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93 |
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94 /* OfferKeyEventL |
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95 * |
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96 * @see CImageEditorControlBase |
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97 * |
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98 */ |
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99 virtual TKeyResponse OfferKeyEventL ( |
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100 const TKeyEvent & aKeyEvent, |
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101 TEventCode aType |
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102 ); |
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103 |
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104 /* HandlePluginCommandL |
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105 * |
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106 * @see CImageEditorControlBase |
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107 * |
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108 */ |
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109 virtual void HandlePluginCommandL (const TInt aCommand); |
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110 |
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111 /* GetSoftkeyIndexL |
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112 * |
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113 * @see CImageEditorControlBase |
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114 */ |
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115 virtual TInt GetSoftkeyIndexL(); |
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116 |
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117 /* GetNaviPaneTextL |
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118 * |
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119 * @see CImageEditorControlBase |
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120 */ |
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121 virtual TPtrC GetNaviPaneTextL ( |
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122 TBool& aLeftNaviPaneScrollButtonVisibile, |
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123 TBool& aRightNaviPaneScrollButtonVisible); |
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124 |
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125 /* GetParam |
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126 * |
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127 * Gets pointer to the parameter struct. |
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128 * |
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129 * @param - |
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130 * @return - pointer to MIA parameter struct |
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131 */ |
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132 TDesC & GetParam (); |
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133 |
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134 //@} |
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135 |
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136 protected: |
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137 |
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138 /** @name Methods:*/ |
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139 //@{ |
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140 /* SizeChanged |
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141 * |
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142 * @see CImageEditorControlBase |
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143 * |
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144 */ |
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145 virtual void SizeChanged(); |
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146 |
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147 /* PrepareL |
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148 * |
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149 * @see CImageEditorControlBase |
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150 * |
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151 */ |
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152 virtual void PrepareL (); |
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153 |
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154 /* HandlePointerEventL |
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155 * |
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156 * @see CImageEditorControlBase |
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157 * |
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158 */ |
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159 virtual void HandlePointerEventL( const TPointerEvent &aPointerEvent ); |
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160 //@} |
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161 |
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162 /** @name Members:*/ |
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163 //@{ |
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164 |
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165 //@} |
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166 |
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167 private: |
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168 |
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169 /** @name Methods:*/ |
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170 //@{ |
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171 |
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172 /** Default constructor |
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173 * |
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174 * @param - |
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175 * @return - |
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176 */ |
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177 CImageEditorFrameControl (); |
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178 |
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179 /** Draw |
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180 * |
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181 * @see CImageEditorControlBase |
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182 * |
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183 */ |
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184 virtual void Draw (const TRect & aRect) const; |
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185 |
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186 /** NaviRightL |
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187 * |
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188 * Handles nave key right event. |
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189 * |
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190 * @param - |
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191 * @return - |
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192 */ |
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193 void NaviRightL(); |
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194 |
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195 /** NaviLeftL |
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196 * |
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197 * Handles nave key left event. |
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198 * |
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199 * @param - |
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200 * @return - |
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201 */ |
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202 void NaviLeftL(); |
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203 |
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204 /** FindFramesL |
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205 * |
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206 * Search all the frames available in the system |
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207 */ |
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208 void FindFramesL(); |
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209 |
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210 /** |
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211 * Select and decode frame bitmap. |
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212 * Done asyncronously. |
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213 */ |
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214 void SelectFrameL(); |
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215 |
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216 /** SetNaviPaneTextL |
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217 * |
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218 * Update the navi pane. |
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219 */ |
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220 void SetNaviPaneTextL(); |
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221 |
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222 /** Copy constructor, disabled |
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223 */ |
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224 CImageEditorFrameControl (const CImageEditorFrameControl & rhs); |
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225 |
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226 /** Assignment operator, disabled |
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227 */ |
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228 CImageEditorFrameControl & operator= (const CImageEditorFrameControl & rhs); |
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229 |
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230 //@} |
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231 |
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232 /** @name Typedefs:*/ |
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233 //@{ |
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234 enum TFrameControlState |
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235 { |
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236 // Invalid |
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237 EFrameControlStateMin = 0, |
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238 // Loading initial frame |
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239 EFrameControlStateInitializing, |
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240 // Loading frame |
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241 EFrameControlStateLoadingFrame, |
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242 // Ready |
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243 EFrameControlStateIdle, |
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244 // Invalid |
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245 EFrameControlStateMax |
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246 } iState; |
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247 |
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248 enum TFrameChangeDirection |
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249 { |
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250 // No direction |
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251 ENoDirection = 0, |
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252 // Direciton from right to left (x-axis) |
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253 EPreviousFrame, |
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254 // Direciton from left to right (x-axis) |
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255 ENextFrame |
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256 }; |
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257 //@} |
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258 |
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259 /** @name Members:*/ |
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260 //@{ |
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261 /// Editor view |
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262 CAknView * iEditorView; |
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263 /// Plug-in info |
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264 CPluginInfo * iItem; |
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265 /// Navigation pane text |
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266 TBuf<64> iNaviPaneText; |
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267 /// Frame file array |
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268 CDesCArray* iFrameFileArray; |
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269 /// Array of frames in each file |
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270 RArray<TInt> iMultiplicities; |
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271 /// Current frame bitmap |
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272 TInt iCurrentFrameIndex; |
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273 /// Number of frame bitmaps |
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274 TInt iFrameCount; |
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275 /// Parameter |
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276 TBuf<256> iParameter; |
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277 |
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278 // Pointer event enablers |
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279 // Pointer position in last pointer event |
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280 TPoint iPointerPosition; |
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281 // Position on button down event |
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282 TPoint iInitialPointerPosition; |
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283 // Position on button up event |
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284 TPoint iFinalPointerPosition; |
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285 // Whether stylus has been moved to one direction only or not |
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286 // (in x direction) |
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287 TBool iOneDirectionalChange; |
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288 // Change direction on previous drag event |
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289 TFrameChangeDirection iPreviousChange; |
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290 |
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291 // Feedback for screen touch: |
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292 #ifdef RD_TACTILE_FEEDBACK |
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293 MTouchFeedback* iTouchFeedBack; |
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294 #endif /* RD_TACTILE_FEEDBACK */ |
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295 //@} |
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296 |
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297 }; |
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298 |
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299 |
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300 #endif |