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1 /* |
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2 * Copyright (c) 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: Attachment indicator implementation |
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15 * |
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16 */ |
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17 |
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18 #include "cmrattachmentindicator.h" |
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19 |
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20 #include <biditext.h> |
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21 #include <aknutils.h> |
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22 #include <akniconutils.h> |
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23 #include <aknbiditextutils.h> |
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24 |
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25 namespace |
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26 { |
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27 const TInt KImageMargin = 8; |
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28 const TInt KTextMargin = 4; |
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29 const TInt KRoundBoundaryEllipse = 5; |
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30 const TInt KTruncationCharsWidth = 20; |
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31 } |
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32 |
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33 |
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34 // --------------------------------------------------------------------------- |
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35 // CMRAttachmentIndicator::CMRAttachmentIndicator |
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36 // --------------------------------------------------------------------------- |
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37 // |
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38 CMRAttachmentIndicator::CMRAttachmentIndicator() |
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39 : iBitmap( NULL ), |
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40 iMaskBitmap( NULL ), |
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41 iText( NULL ), |
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42 iVisualText( NULL ), |
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43 iTextFont( NULL ) |
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44 { |
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45 } |
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46 |
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47 // --------------------------------------------------------------------------- |
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48 // CMRAttachmentIndicator::~CMRAttachmentIndicator |
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49 // --------------------------------------------------------------------------- |
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50 // |
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51 CMRAttachmentIndicator::~CMRAttachmentIndicator() |
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52 { |
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53 ClearImage(); |
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54 ClearText(); |
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55 } |
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56 |
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57 // --------------------------------------------------------------------------- |
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58 // CMRAttachmentIndicator::CMRAttachmentIndicator |
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59 // --------------------------------------------------------------------------- |
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60 // |
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61 CMRAttachmentIndicator* CMRAttachmentIndicator::NewL( |
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62 const TRect& aRect, |
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63 const CCoeControl* aParent ) |
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64 { |
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65 CMRAttachmentIndicator* self = new (ELeave) CMRAttachmentIndicator(); |
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66 CleanupStack::PushL( self ); |
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67 self->ConstructL( aRect, aParent ); |
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68 CleanupStack::Pop( self ); |
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69 return self; |
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70 } |
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71 |
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72 // --------------------------------------------------------------------------- |
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73 // CMRAttachmentIndicator::ConstructL |
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74 // --------------------------------------------------------------------------- |
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75 // |
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76 void CMRAttachmentIndicator::ConstructL( |
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77 const TRect& aRect, |
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78 const CCoeControl* aParent ) |
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79 { |
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80 CreateWindowL( aParent ); |
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81 |
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82 SetRect( aRect ); |
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83 ActivateL(); |
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84 |
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85 MakeVisible( EFalse ); |
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86 } |
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87 |
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88 // --------------------------------------------------------------------------- |
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89 // CMRAttachmentIndicator::ShowIndicatorL |
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90 // --------------------------------------------------------------------------- |
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91 // |
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92 void CMRAttachmentIndicator::ShowIndicatorL( |
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93 CFbsBitmap* aBitmap, |
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94 CFbsBitmap* aMaskBitmap, |
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95 const TDesC& aText, |
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96 TInt /*aDuration*/ ) |
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97 { |
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98 SetImage( aBitmap, aMaskBitmap ); |
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99 SetTextL( aText ); |
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100 |
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101 MakeVisible( ETrue ); |
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102 DrawNow(); |
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103 } |
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104 |
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105 // --------------------------------------------------------------------------- |
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106 // CMRAttachmentIndicator::SetTextL |
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107 // --------------------------------------------------------------------------- |
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108 // |
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109 void CMRAttachmentIndicator::SetTextL( const TDesC& aText ) |
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110 { |
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111 SetTextFont(); |
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112 |
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113 ClearText(); |
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114 |
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115 iText = aText.AllocL(); |
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116 if ( aText.Length() ) |
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117 { |
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118 iVisualText = HBufC::NewL( aText.Length() + KAknBidiExtraSpacePerLine ); |
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119 CalculateVisualText(); |
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120 } |
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121 |
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122 if ( IsVisible() ) |
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123 { |
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124 DrawNow(); |
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125 } |
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126 } |
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127 |
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128 // --------------------------------------------------------------------------- |
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129 // CMRAttachmentIndicator::SetImage |
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130 // --------------------------------------------------------------------------- |
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131 // |
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132 void CMRAttachmentIndicator::SetImage( |
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133 CFbsBitmap* aBitmap, |
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134 CFbsBitmap* aMaskBitmap ) |
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135 { |
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136 ClearImage(); |
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137 iBitmap = aBitmap; |
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138 iMaskBitmap = aMaskBitmap; |
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139 ScaleImage(); |
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140 } |
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141 |
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142 // --------------------------------------------------------------------------- |
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143 // CMRAttachmentIndicator::HideIndicator |
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144 // --------------------------------------------------------------------------- |
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145 // |
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146 void CMRAttachmentIndicator::HideIndicator( TInt aDelayBeforeHidingInMs ) |
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147 { |
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148 if ( aDelayBeforeHidingInMs == 0 ) |
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149 { |
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150 MakeVisible( EFalse ); |
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151 } |
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152 } |
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153 |
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154 // --------------------------------------------------------------------------- |
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155 // CMRAttachmentIndicator::ComponentControl |
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156 // --------------------------------------------------------------------------- |
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157 // |
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158 CCoeControl* CMRAttachmentIndicator::CMRAttachmentIndicator::ComponentControl( TInt /*aIndex*/ ) const |
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159 { |
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160 return NULL; |
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161 } |
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162 |
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163 // --------------------------------------------------------------------------- |
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164 // CMRAttachmentIndicator::CountComponentControls |
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165 // --------------------------------------------------------------------------- |
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166 // |
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167 TInt CMRAttachmentIndicator::CountComponentControls() const |
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168 { |
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169 return 0; |
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170 } |
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171 |
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172 // --------------------------------------------------------------------------- |
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173 // CMRAttachmentIndicator::Draw |
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174 // --------------------------------------------------------------------------- |
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175 // |
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176 void CMRAttachmentIndicator::Draw( const TRect& aRect ) const |
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177 { |
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178 CWindowGc& gc = SystemGc(); |
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179 gc.Clear( aRect ); |
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180 |
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181 DrawBoundary( aRect ); |
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182 DrawImage( iImageRect ); |
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183 DrawText( iTextRect ); |
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184 } |
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185 |
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186 // --------------------------------------------------------------------------- |
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187 // CMRAttachmentIndicator::SizeChanged |
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188 // --------------------------------------------------------------------------- |
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189 // |
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190 void CMRAttachmentIndicator::SizeChanged() |
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191 { |
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192 CalculateLayout( Rect() ); |
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193 ScaleImage(); |
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194 CalculateVisualText(); |
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195 } |
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196 |
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197 // --------------------------------------------------------------------------- |
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198 // CMRAttachmentIndicator::Image |
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199 // --------------------------------------------------------------------------- |
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200 // |
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201 const CFbsBitmap* CMRAttachmentIndicator::Image() const |
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202 { |
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203 return iBitmap; |
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204 } |
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205 |
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206 // --------------------------------------------------------------------------- |
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207 // CMRAttachmentIndicator::ImageMask |
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208 // --------------------------------------------------------------------------- |
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209 // |
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210 const CFbsBitmap* CMRAttachmentIndicator::ImageMask() const |
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211 { |
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212 return iMaskBitmap; |
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213 } |
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214 |
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215 // --------------------------------------------------------------------------- |
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216 // CMRAttachmentIndicator::Text |
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217 // --------------------------------------------------------------------------- |
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218 // |
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219 const TDesC& CMRAttachmentIndicator::Text() const |
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220 { |
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221 return *iText; |
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222 } |
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223 |
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224 // --------------------------------------------------------------------------- |
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225 // CMRAttachmentIndicator::CalculateLayout |
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226 // --------------------------------------------------------------------------- |
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227 // |
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228 void CMRAttachmentIndicator::CalculateLayout( const TRect& aRect ) const |
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229 { |
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230 TSize imageSize = aRect.Size(); |
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231 imageSize.iHeight = imageSize.iHeight - 2 * KImageMargin; |
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232 imageSize.iWidth = imageSize.iWidth - 2 * KImageMargin; |
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233 if ( imageSize.iWidth > imageSize.iHeight ) |
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234 { |
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235 imageSize.iWidth = imageSize.iHeight; |
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236 } |
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237 else |
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238 { |
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239 imageSize.iHeight = imageSize.iWidth; |
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240 } |
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241 |
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242 TSize textSize = aRect.Size(); |
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243 textSize.iHeight = textSize.iHeight - 2 * KTextMargin; |
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244 textSize.iWidth = textSize.iWidth - 2 * KTextMargin - 2 * KImageMargin - imageSize.iWidth; |
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245 |
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246 TLanguage language = User::Language(); |
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247 TBidiText::TDirectionality direction = TBidiText::ScriptDirectionality( language ); |
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248 if ( direction == TBidiText::ELeftToRight ) |
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249 { |
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250 TPoint imageLeftTop ( aRect.iTl.iX + KImageMargin, aRect.iTl.iY + KImageMargin ); |
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251 iImageRect.SetRect( imageLeftTop, imageSize ); |
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252 |
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253 TPoint textLeftTop ( aRect.iTl.iX + 2*KImageMargin + imageSize.iWidth + KTextMargin, aRect.iTl.iY + KTextMargin ); |
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254 iTextRect.SetRect( textLeftTop, textSize ); |
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255 } |
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256 else |
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257 { |
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258 TPoint imageLeftTop ( aRect.iBr.iX - KImageMargin - imageSize.iWidth, aRect.iTl.iY + KImageMargin ); |
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259 iImageRect.SetRect( imageLeftTop, imageSize ); |
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260 |
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261 TPoint textLeftTop ( aRect.iTl.iX + KTextMargin, aRect.iTl.iY + KTextMargin ); |
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262 iTextRect.SetRect( textLeftTop, textSize ); |
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263 } |
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264 } |
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265 |
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266 // --------------------------------------------------------------------------- |
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267 // CMRAttachmentIndicator::SetTextFont |
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268 // --------------------------------------------------------------------------- |
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269 // |
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270 void CMRAttachmentIndicator::SetTextFont() const |
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271 { |
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272 if ( iTextFont ) |
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273 return; |
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274 |
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275 const CFont* font = AknLayoutUtils::FontFromId( EAknLogicalFontPrimarySmallFont ); |
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276 iTextFont = CONST_CAST( CFont*, font ); |
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277 } |
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278 |
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279 // --------------------------------------------------------------------------- |
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280 // CMRAttachmentIndicator::CalculateVisualText |
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281 // --------------------------------------------------------------------------- |
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282 // |
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283 void CMRAttachmentIndicator::CalculateVisualText() const |
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284 { |
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285 if ( iVisualText ) |
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286 { |
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287 TPtr visualText = iVisualText->Des(); |
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288 visualText.Zero(); |
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289 TInt MaxWidthInPixels = iTextRect.Size().iWidth - KTruncationCharsWidth; |
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290 TInt MaxClippedWidthInPixels = iTextRect.Size().iWidth; |
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291 AknBidiTextUtils::ConvertToVisualAndClip( *iText, |
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292 visualText, |
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293 *iTextFont, |
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294 MaxWidthInPixels, |
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295 MaxClippedWidthInPixels ); |
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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 // CMRAttachmentIndicator::DrawBoundary |
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301 // --------------------------------------------------------------------------- |
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302 // |
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303 void CMRAttachmentIndicator::DrawBoundary( const TRect& aRect ) const |
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304 { |
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305 CWindowGc& gc = SystemGc(); |
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306 gc.SetPenColor( KRgbCyan ); |
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307 TSize ellipse( KRoundBoundaryEllipse, KRoundBoundaryEllipse ); |
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308 gc.DrawRoundRect( aRect, ellipse); |
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309 } |
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310 |
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311 // --------------------------------------------------------------------------- |
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312 // CMRAttachmentIndicator::DrawImage |
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313 // --------------------------------------------------------------------------- |
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314 // |
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315 void CMRAttachmentIndicator::DrawImage( const TRect& aRect ) const |
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316 { |
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317 if ( !iBitmap ) |
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318 return; |
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319 |
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320 CWindowGc& gc = SystemGc(); |
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321 if ( iMaskBitmap ) |
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322 { |
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323 TRect bmpPieceRect(TPoint(0,0), aRect.Size() ); |
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324 gc.BitBltMasked( aRect.iTl, iBitmap, bmpPieceRect, iMaskBitmap, EFalse ); |
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325 } |
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326 else |
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327 { |
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328 gc.DrawBitmap( aRect, iBitmap ); |
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329 } |
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330 } |
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331 |
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332 // --------------------------------------------------------------------------- |
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333 // CMRAttachmentIndicator::DrawText |
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334 // --------------------------------------------------------------------------- |
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335 // |
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336 void CMRAttachmentIndicator::DrawText( const TRect& aRect ) const |
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337 { |
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338 if ( !iVisualText ) |
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339 return; |
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340 if ( iVisualText->Length() == 0 ) |
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341 return; |
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342 |
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343 TLanguage language = User::Language(); |
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344 TBidiText::TDirectionality direction = TBidiText::ScriptDirectionality( language ); |
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345 |
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346 CGraphicsContext::TTextAlign alignment = CGraphicsContext::ELeft; |
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347 if ( direction == TBidiText::ERightToLeft ) |
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348 { |
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349 alignment = CGraphicsContext::ERight; |
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350 } |
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351 |
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352 CWindowGc& gc = SystemGc(); |
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353 gc.UseFont( iTextFont ); |
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354 |
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355 TInt baseline = aRect.Height() / 2 + iTextFont->FontMaxAscent() / 2; |
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356 |
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357 gc.SetPenColor(KRgbBlack); |
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358 |
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359 gc.DrawText( *iVisualText, aRect, baseline, alignment, 0); |
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360 } |
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361 |
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362 // --------------------------------------------------------------------------- |
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363 // CMRAttachmentIndicator::ScaleImage |
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364 // --------------------------------------------------------------------------- |
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365 // |
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366 void CMRAttachmentIndicator::ScaleImage() const |
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367 { |
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368 if ( iBitmap ) |
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369 { |
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370 AknIconUtils::DisableCompression( iBitmap ); |
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371 AknIconUtils::SetSize( iBitmap, iImageRect.Size(), EAspectRatioPreserved ); |
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372 } |
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373 if ( iMaskBitmap ) |
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374 { |
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375 AknIconUtils::DisableCompression( iMaskBitmap ); |
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376 AknIconUtils::SetSize( iMaskBitmap, iImageRect.Size(), EAspectRatioPreserved ); |
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377 } |
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378 } |
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379 |
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380 // --------------------------------------------------------------------------- |
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381 // CMRAttachmentIndicator::ClearImage |
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382 // --------------------------------------------------------------------------- |
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383 // |
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384 void CMRAttachmentIndicator::ClearImage() |
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385 { |
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386 delete iBitmap; |
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387 iBitmap = NULL; |
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388 delete iMaskBitmap; |
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389 iMaskBitmap = NULL; |
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390 } |
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391 |
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392 // --------------------------------------------------------------------------- |
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393 // CMRAttachmentIndicator::ClearText |
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394 // --------------------------------------------------------------------------- |
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395 // |
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396 void CMRAttachmentIndicator::ClearText() |
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397 { |
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398 delete iText; |
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399 iText = NULL; |
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400 |
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401 delete iVisualText; |
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402 iVisualText = NULL; |
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403 } |
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404 |
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405 // EOF |