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1 /* |
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2 * Copyright (c) 2003-2006 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: |
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15 * SMIL Player media renderer for displaying text files |
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16 * |
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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 #include "SmilTextRenderer.h" |
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22 |
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23 #include <txtrich.h> |
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24 #include <frmtview.h> |
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25 |
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26 #include <eikenv.h> |
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27 #include <fbs.h> |
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28 #include <gdi.h> |
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29 |
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30 // LAF |
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31 #include <aknlayout.cdl.h> |
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32 #include <applayout.cdl.h> |
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33 #include <aknlayoutscalable_apps.cdl.h> |
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34 #include <aknlayoutscalable_avkon.cdl.h> |
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35 |
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36 #include <AknUtils.h> // AknLayoutUtils |
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37 #include <AknsUtils.h> // AknsUtils |
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38 #include <AknStatuspaneUtils.h> |
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39 #include <AknLayoutFont.h> |
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40 |
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41 // pictograph support |
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42 #include <AknPictographInterface.h> |
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43 #include <AknPictographDrawerInterface.h> |
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44 |
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45 #include <msgtextutils.h> |
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46 |
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47 #include <smiltransitionfilter.h> |
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48 #include <smilmediainterface.h> |
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49 #include <smilparser.h> |
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50 |
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51 #ifdef TEXT_DEBUG |
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52 #include "SmilMediaLogging.h" |
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53 #endif |
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54 |
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55 //These are from LAF: |
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56 const TInt KMarginSize = KFocusSize + 1; |
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57 |
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58 _LIT( KParamColor1, "foreground-color" ); |
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59 _LIT( KParamColor2, "color" ); |
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60 _LIT( KParamColor3, "ForegroundColor" ); |
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61 |
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62 // --------------------------------------------------------- |
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63 // CSmilTextRenderer::CSmilTextRenderer |
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64 // --------------------------------------------------------- |
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65 // |
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66 CSmilTextRenderer::CSmilTextRenderer( MSmilMedia* aMedia, |
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67 DRMCommon& aDrmCommon, |
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68 CDRMHelper& aDrmHelper, |
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69 TUint aCharset, |
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70 TMsgMediaType aMediaType |
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71 ) : |
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72 CSmilMediaRendererBase( aMediaType, aMedia, aDrmCommon, aDrmHelper ), |
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73 iCharset( aCharset ), |
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74 #ifdef RD_SCALABLE_UI_V2 |
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75 iNotYetDrawn( ETrue ) |
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76 #endif |
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77 { |
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78 } |
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79 |
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80 // --------------------------------------------------------- |
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81 // CSmilTextRenderer::ConstructL |
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82 // --------------------------------------------------------- |
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83 // |
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84 void CSmilTextRenderer::ConstructL( RFile& aFileHandle, CGraphicsContext& aGc ) |
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85 { |
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86 iCustomDraw = CSmilTextRendererCustomDraw::NewL( *this, aGc ); |
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87 #ifdef RD_MSG_XHTML_SUPPORT |
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88 if ( iMediaType == EMsgMediaXhtml ) |
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89 { |
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90 iXhtmlParser = CXhtmlParser::NewL( this ); |
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91 iXhtmlParser->SetMode( EFalse, ETrue ); |
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92 } |
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93 #endif |
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94 CreateLayoutL(); |
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95 OpenTextL( aFileHandle ); |
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96 FormatTextL( aGc ); |
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97 #ifdef RD_SCALABLE_UI_V2 |
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98 CCoeControl* parentControl = iMedia->Presentation()->GetPlayer()->GetControl( iMedia->Presentation() ); |
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99 SetContainerWindowL( *parentControl ); |
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100 TRect controlRect = iMedia->GetRegion()->GetRectangle(); |
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101 controlRect.Move( parentControl->Position() ); |
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102 SetRect( controlRect ); |
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103 #endif |
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104 } |
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105 |
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106 // --------------------------------------------------------- |
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107 // CSmilTextRenderer::NewL |
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108 // --------------------------------------------------------- |
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109 // |
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110 CSmilTextRenderer* CSmilTextRenderer::NewL( RFile& aFileHandle, |
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111 MSmilMedia* aMedia, |
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112 DRMCommon& aDrmCommon, |
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113 CDRMHelper& aDrmHelper, |
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114 TUint aCharset, |
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115 CGraphicsContext& aGc, |
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116 TMsgMediaType aMediaType |
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117 ) |
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118 { |
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119 CSmilTextRenderer* renderer = new(ELeave) CSmilTextRenderer( aMedia, |
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120 aDrmCommon, |
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121 aDrmHelper, |
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122 aCharset, |
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123 aMediaType |
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124 ); |
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125 CleanupStack::PushL( renderer ); |
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126 renderer->ConstructL( aFileHandle, aGc ); |
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127 CleanupStack::Pop( renderer ); |
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128 return renderer; |
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129 } |
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130 |
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131 // --------------------------------------------------------- |
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132 // CSmilTextRenderer::~CSmilTextRenderer |
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133 // --------------------------------------------------------- |
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134 // |
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135 CSmilTextRenderer::~CSmilTextRenderer() |
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136 { |
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137 delete iLayout; // text layout |
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138 delete iRichText; // contained text object |
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139 delete iCharFormatLayer; // char format layer |
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140 delete iParaFormatLayer; // para format layer |
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141 delete iCustomDraw; |
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142 delete iBufferDevice; |
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143 delete iBufferBitmap; |
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144 delete iMaskDevice; |
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145 delete iMaskBitmap; |
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146 #ifdef RD_SCALABLE_UI_V2 |
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147 delete iSBFrame; |
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148 #endif |
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149 #ifdef RD_MSG_XHTML_SUPPORT |
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150 delete iXhtmlParser; |
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151 #endif |
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152 iMedia = NULL; // For LINT |
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153 } |
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154 |
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155 // --------------------------------------------------------- |
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156 // CSmilTextRenderer::CreateLayoutL |
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157 // --------------------------------------------------------- |
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158 // |
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159 void CSmilTextRenderer::CreateLayoutL() |
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160 { |
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161 TRect appWindowRect; |
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162 AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EApplicationWindow, appWindowRect ); |
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163 |
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164 TAknLayoutRect mainPane; |
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165 |
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166 if ( AknStatuspaneUtils::StaconPaneActive() ) |
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167 { |
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168 mainPane.LayoutRect( appWindowRect, AknLayoutScalable_Avkon::main_pane( 4 ) ); |
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169 } |
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170 else |
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171 { |
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172 mainPane.LayoutRect( appWindowRect, AknLayoutScalable_Avkon::main_pane( 0 ) ); |
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173 } |
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174 |
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175 TAknLayoutRect mainSmilPane; |
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176 mainSmilPane.LayoutRect( mainPane.Rect(), AknLayoutScalable_Apps::main_smil_pane() ); |
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177 |
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178 TAknLayoutRect smilTextPane; |
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179 smilTextPane.LayoutRect( mainSmilPane.Rect(), AknLayoutScalable_Apps::smil_text_pane() ); |
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180 |
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181 TAknLayoutRect smilListTextPane; |
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182 smilListTextPane.LayoutRect( smilTextPane.Rect(), AknLayoutScalable_Apps::list_smil_text_pane() ); |
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183 |
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184 TAknLayoutText smiltextPane; |
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185 smiltextPane.LayoutText( smilListTextPane.Rect(), |
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186 AknLayoutScalable_Apps::smil_text_list_pane_t1( 0, 0 ) ); |
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187 |
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188 #ifdef RD_MSG_XHTML_SUPPORT |
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189 if ( iMediaType == EMsgMediaXhtml ) |
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190 { |
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191 TRgb textColor = smiltextPane.Color(); |
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192 |
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193 // Set default textColor for xhtml text |
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194 iXhtmlParser->SetDefaultTextColor( textColor ); |
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195 |
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196 TAknLayoutText smilSmalltextPane; |
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197 smilSmalltextPane.LayoutText( smilListTextPane.Rect(), |
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198 AknLayoutScalable_Apps::smil_text_list_pane_t1( 0, 1 ) ); |
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199 |
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200 TAknLayoutText smilLargetextPane; |
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201 smilLargetextPane.LayoutText( smilListTextPane.Rect(), |
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202 AknLayoutScalable_Apps::smil_text_list_pane_t1( 0, 2 ) ); |
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203 |
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204 iXhtmlParser->SetFonts( smilLargetextPane.Font(), |
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205 smiltextPane.Font(), |
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206 smilSmalltextPane.Font(), |
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207 smiltextPane.Font() ); |
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208 } |
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209 #endif |
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210 |
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211 CParaFormat::TAlignment alignment( CParaFormat::ELeftAlign ); |
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212 switch ( smiltextPane.Align() ) |
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213 { |
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214 case CGraphicsContext::ELeft: |
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215 { |
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216 alignment = CParaFormat::ELeftAlign; |
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217 break; |
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218 } |
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219 case CGraphicsContext::ECenter: |
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220 { |
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221 alignment = CParaFormat::ECenterAlign; |
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222 break; |
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223 } |
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224 case CGraphicsContext::ERight: |
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225 { |
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226 alignment = CParaFormat::ERightAlign; |
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227 break; |
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228 } |
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229 default: |
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230 { |
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231 break; |
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232 } |
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233 } |
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234 |
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235 iLineHeight = smiltextPane.TextRect().Height(); |
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236 |
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237 // Creates paragraph formatting parameter container. |
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238 CParaFormat paraFormat; |
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239 TParaFormatMask paraFormatMask; |
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240 |
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241 // Set up correct line spacing control parameters. |
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242 paraFormatMask.SetAttrib( EAttLineSpacingControl ); |
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243 paraFormat.iLineSpacingControl = CParaFormat::ELineSpacingExactlyInPixels; |
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244 |
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245 paraFormatMask.SetAttrib( EAttLineSpacing ); |
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246 paraFormat.iLineSpacingInTwips = iLineHeight; |
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247 |
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248 // Set up correct horizontal alignment parameters. |
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249 paraFormatMask.SetAttrib( EAttAlignment ); |
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250 paraFormat.iHorizontalAlignment = alignment; |
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251 |
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252 // Creates character formatting parameter container. |
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253 TCharFormat charFormat; |
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254 TCharFormatMask formatMask; |
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255 |
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256 // Set up correct character font. |
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257 formatMask.SetAttrib( EAttFontTypeface ); |
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258 formatMask.SetAttrib( EAttFontHeight ); |
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259 formatMask.SetAttrib( EAttFontPosture ); |
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260 formatMask.SetAttrib( EAttFontStrokeWeight ); |
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261 |
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262 charFormat.iFontSpec = smiltextPane.Font()->FontSpecInTwips(); |
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263 |
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264 // Set up correct character color. |
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265 formatMask.SetAttrib( EAttColor ); |
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266 charFormat.iFontPresentation.iTextColor = ResolveTextColorL( smiltextPane.Color() ); |
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267 |
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268 iParaFormatLayer = CParaFormatLayer::NewL( ¶Format, paraFormatMask ); |
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269 iCharFormatLayer = CCharFormatLayer::NewL( charFormat, formatMask ); |
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270 |
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271 iRichText = CRichText::NewL( iParaFormatLayer, iCharFormatLayer ); |
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272 |
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273 iLayout = CTextLayout::NewL( iRichText, iMedia->GetRectangle().Width() ); |
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274 iLayout->SetCustomDraw( iCustomDraw ); |
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275 |
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276 // Do not automatically inflate the ascents inside Form |
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277 iLayout->SetFontHeightIncreaseFactor( 0 ); |
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278 |
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279 // Allow minimum descent of 0 |
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280 iLayout->SetMinimumLineDescent( 0 ); |
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281 |
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282 const CAknLayoutFont* layoutFont = CAknLayoutFont::AsCAknLayoutFontOrNull( smiltextPane.Font() ); |
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283 |
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284 // Font must always be an CAknLayoutFont otherwise we cannot continue. |
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285 if ( !layoutFont ) |
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286 { |
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287 return; |
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288 } |
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289 |
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290 const CFbsFont* fbsFont = NULL; |
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291 |
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292 if ( layoutFont->TypeUid() == KCFbsFontUid ) |
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293 { |
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294 fbsFont = static_cast<const CFbsFont*>( layoutFont ); |
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295 } |
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296 |
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297 // Font maximum height & width. |
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298 TInt maxHeight( 0 ); |
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299 |
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300 if ( fbsFont && fbsFont->IsOpenFont() ) |
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301 { |
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302 // FORM itself uses an OpenFont MaxHeight it if can get it. Account for this: |
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303 TOpenFontMetrics metrics; |
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304 fbsFont->GetFontMetrics( metrics ); |
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305 |
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306 maxHeight = metrics.MaxHeight(); |
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307 } |
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308 else |
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309 { |
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310 maxHeight = layoutFont->AscentInPixels(); |
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311 } |
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312 |
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313 // This space around the glyph areas is for cursor and highlight extensions but it |
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314 // might also be used by font. |
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315 TAknTextDecorationMetrics decorationMetrics( layoutFont ); |
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316 |
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317 TInt topMargin( 0 ); |
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318 TInt bottomMargin( 0 ); |
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319 decorationMetrics.GetTopAndBottomMargins( topMargin, bottomMargin ); |
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320 |
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321 // This is the difference between what "ascent" I need, and the prediction of what FORM will use: |
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322 TInt extraRoomForHighGlyphs = layoutFont->TextPaneTopToBaseline() - maxHeight; |
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323 |
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324 // Need to create dummy textView object as SetExcessHeightRequired is not exported for |
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325 // CTextLayout. CTextView will not take ownership of iLayout. |
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326 TRect empty; |
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327 CTextView* texView = CTextView::NewL( iLayout, |
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328 empty, |
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329 NULL, |
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330 NULL, |
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331 &Window(), |
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332 NULL, |
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333 &iCoeEnv->WsSession() ); |
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334 |
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335 // Have to convince Form to draw into the ascent area. |
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336 TInt excessHeightRequired = extraRoomForHighGlyphs + topMargin; |
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337 texView->SetExcessHeightRequired( excessHeightRequired ); |
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338 |
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339 delete texView; // Will not delete layout. |
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340 } |
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341 |
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342 |
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343 // --------------------------------------------------------- |
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344 // CSmilTextRenderer::OpenTextL |
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345 // --------------------------------------------------------- |
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346 // |
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347 void CSmilTextRenderer::OpenTextL( RFile& aFileHandle ) |
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348 { |
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349 if ( iMediaType == EMsgMediaXhtml ) |
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350 { |
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351 #ifdef RD_MSG_XHTML_SUPPORT |
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352 RFile tempHandle; |
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353 tempHandle.Duplicate( aFileHandle ); |
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354 iXhtmlParser->CreateDomL( tempHandle ); |
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355 iError = 0; |
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356 BeginActiveWait(); |
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357 User::LeaveIfError( iError ); |
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358 #endif |
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359 } |
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360 else |
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361 { |
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362 CMsgTextUtils* textUtils = CMsgTextUtils::NewL( iCoeEnv->FsSession() ); |
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363 CleanupStack::PushL( textUtils ); |
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364 |
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365 TUint charset = textUtils->MibIdToCharconvIdL( iCharset ); |
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366 |
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367 CleanupStack::PopAndDestroy( textUtils ); |
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368 |
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369 RFile tempHandle; |
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370 tempHandle.Duplicate( aFileHandle ); |
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371 |
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372 RFileReadStream inputStream( tempHandle ); // Owns tempHandle |
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373 CleanupClosePushL( inputStream ); |
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374 |
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375 CPlainText::TImportExportParam param; |
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376 param.iForeignEncoding = charset; |
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377 CPlainText::TImportExportResult result; |
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378 iRichText->ImportTextL( 0, inputStream, param, result ); |
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379 |
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380 CleanupStack::PopAndDestroy( &inputStream ); |
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381 } |
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382 } |
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383 |
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384 // --------------------------------------------------------- |
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385 // CSmilTextRenderer::ResolveTextColorL |
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386 // --------------------------------------------------------- |
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387 // |
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388 TRgb CSmilTextRenderer::ResolveTextColorL( TRgb aDefaultColor ) const |
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389 { |
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390 TRgb textColor = aDefaultColor; |
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391 TPtrC fgColor = iMedia->GetParam( KParamColor1 ); |
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392 if ( !fgColor.Length() ) |
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393 { |
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394 fgColor.Set( iMedia->GetParam( KParamColor2 ) ); |
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395 } |
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396 if ( !fgColor.Length() ) |
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397 { |
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398 fgColor.Set( iMedia->GetParam( KParamColor3 ) ); |
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399 } |
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400 if ( fgColor.Length() ) |
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401 { |
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402 TBool transparent = EFalse; |
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403 textColor = CSmilParser::ParseColor( fgColor, transparent ); |
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404 } |
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405 return textColor; |
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406 } |
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407 |
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408 // --------------------------------------------------------- |
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409 // CSmilTextRenderer::FormatTextL |
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410 // --------------------------------------------------------- |
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411 // |
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412 void CSmilTextRenderer::FormatTextL( const CGraphicsContext& aGc ) |
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413 { |
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414 iLayout->SetImageDeviceMap( aGc.Device() ); |
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415 iLayout->SetFormatMode( CLayoutData::EFScreenMode, |
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416 iMedia->GetRectangle().Width(), |
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417 NULL ); |
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418 |
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419 MSmilRegion* region = iMedia->GetRegion(); |
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420 if ( region ) |
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421 { |
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422 TInt maxWidth = region->GetRectangle().Width(); |
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423 maxWidth = Max( 0, maxWidth - ( 2 * KMarginSize ) ); |
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424 |
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425 iLayout->SetBandHeight( CLayoutData::EFHeightForFormattingAllText ); |
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426 iLayout->SetWrapWidth( maxWidth ); |
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427 iLayout->FormatBandL(); |
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428 |
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429 if ( iLayout->FormattedHeightInPixels() > |
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430 region->GetRectangle().Height() - ( 2 * KMarginSize) ) |
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431 { |
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432 //scrolling needed |
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433 iScrollBar = ETrue; |
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434 |
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435 if ( !AknStatuspaneUtils::StaconPaneActive() ) |
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436 { |
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437 // Calculates how much text is hidden under control pane and |
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438 // adds so many line breaks to the end of the text as is neccesary |
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439 // for all the text to become visible when it is scrolled. |
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440 TRect invisibleRect( region->GetRectangle() ); |
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441 |
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442 CCoeControl* parent = iMedia->Presentation()->GetPlayer()->GetControl( iMedia->Presentation() ); |
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443 invisibleRect.Move( parent->PositionRelativeToScreen() ); |
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444 |
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445 TRect controlPaneRect; |
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446 AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EControlPane, controlPaneRect ); |
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447 |
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448 invisibleRect.Intersection( controlPaneRect ); |
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449 if ( invisibleRect.Height() > 0 && |
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450 iLineHeight > 0 ) |
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451 { |
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452 TInt linesToAdd = invisibleRect.Height() / iLineHeight; |
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453 linesToAdd++; |
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454 |
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455 while ( linesToAdd > 0 ) |
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456 { |
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457 iRichText->InsertL( iRichText->DocumentLength(), CEditableText::ELineBreak); |
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458 linesToAdd--; |
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459 } |
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460 } |
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461 } |
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462 |
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463 #ifdef RD_SCALABLE_UI_V2 |
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464 |
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465 TRect mainpaneRect; |
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466 AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane, mainpaneRect ); |
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467 |
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468 TAknLayoutRect scrollBarRect; |
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469 scrollBarRect.LayoutRect( mainpaneRect, AknLayoutScalable_Avkon::scroll_pane(0) ); |
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470 |
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471 iLayout->SetWrapWidth( Max( 0, ( maxWidth - scrollBarRect.Rect().Width() ) ) ); |
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472 #else |
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473 iLayout->SetWrapWidth( Max( 0, ( maxWidth - KScrollBarSize ) ) ); |
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474 #endif |
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475 iLayout->FormatBandL(); |
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476 } |
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477 } |
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478 else |
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479 { |
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480 iLayout->SetWrapWidth( IntrinsicWidth() ); |
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481 iLayout->FormatBandL(); |
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482 } |
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483 } |
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484 |
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485 |
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486 // --------------------------------------------------------- |
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487 // CSmilTextRenderer::IsVisual |
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488 // --------------------------------------------------------- |
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489 // |
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490 TBool CSmilTextRenderer::IsVisual() const |
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491 { |
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492 return ETrue; |
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493 } |
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494 |
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495 // --------------------------------------------------------- |
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496 // CSmilTextRenderer::IsScrollable |
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497 // --------------------------------------------------------- |
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498 // |
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499 TBool CSmilTextRenderer::IsScrollable() const |
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500 { |
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501 return iScrollBar; |
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502 } |
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503 |
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504 // --------------------------------------------------------- |
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505 // CSmilTextRenderer::IntrinsicWidth |
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506 // --------------------------------------------------------- |
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507 // |
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508 TInt CSmilTextRenderer::IntrinsicWidth() const |
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509 { |
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510 return iMedia->GetRectangle().Width(); |
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511 } |
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512 |
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513 // --------------------------------------------------------- |
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514 // CSmilTextRenderer::IntrinsicHeight |
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515 // --------------------------------------------------------- |
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516 // |
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517 TInt CSmilTextRenderer::IntrinsicHeight() const |
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518 { |
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519 return iMedia->GetRectangle().Height(); |
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520 } |
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521 |
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522 // --------------------------------------------------------- |
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523 // CSmilTextRenderer::SeekMediaL |
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524 // --------------------------------------------------------- |
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525 // |
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526 void CSmilTextRenderer::SeekMediaL( const TSmilTime& /*aTime*/ ) |
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527 { |
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528 } |
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529 |
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530 |
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531 // --------------------------------------------------------- |
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532 // CSmilTextRenderer::PrepareMediaL |
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533 // --------------------------------------------------------- |
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534 // |
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535 void CSmilTextRenderer::PrepareMediaL() |
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536 { |
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537 #ifdef TEXT_DEBUG |
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538 SMILUILOGGER_ENTERFN( "Text: PrepareMediaL" ); |
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539 #endif |
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540 #ifdef RD_SCALABLE_UI_V2 |
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541 CCoeControl* parentControl = iMedia->Presentation()->GetPlayer()->GetControl( iMedia->Presentation() ); |
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542 TRect controlRect( iMedia->GetRegion()->GetRectangle() ); |
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543 controlRect.Move( parentControl->Position() ); |
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544 SetRect( controlRect ); |
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545 #endif |
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546 } |
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547 |
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548 // --------------------------------------------------------- |
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549 // CSmilTextRenderer::ShowMediaL |
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550 // --------------------------------------------------------- |
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551 // |
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552 void CSmilTextRenderer::ShowMediaL() |
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553 { |
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554 #ifdef TEXT_DEBUG |
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555 SMILUILOGGER_ENTERFN( "Text: ShowMediaL" ); |
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556 #endif |
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557 iShowing = ETrue; |
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558 iMedia->Redraw(); |
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559 } |
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560 |
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561 // --------------------------------------------------------- |
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562 // CSmilTextRenderer::HideMedia |
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563 // --------------------------------------------------------- |
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564 // |
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565 void CSmilTextRenderer::HideMedia() |
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566 { |
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567 #ifdef TEXT_DEBUG |
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568 SMILUILOGGER_ENTERFN( "Text: HideMedia" ); |
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569 #endif |
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570 iShowing = EFalse; |
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571 iMedia->Redraw(); |
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572 #ifdef RD_SCALABLE_UI_V2 |
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573 iNotYetDrawn = ETrue; |
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574 if ( iSBFrame ) |
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575 { |
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576 TRAP_IGNORE( iSBFrame->SetScrollBarVisibilityL( CEikScrollBarFrame::EOff, |
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577 CEikScrollBarFrame::EOff ) ); |
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578 } |
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579 #endif |
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580 } |
|
581 |
|
582 // --------------------------------------------------------- |
|
583 // CSmilTextRenderer::FreezeMedia |
|
584 // --------------------------------------------------------- |
|
585 // |
|
586 void CSmilTextRenderer::FreezeMedia() |
|
587 { |
|
588 #ifdef TEXT_DEBUG |
|
589 SMILUILOGGER_ENTERFN( "Text: FreezeMedia" ); |
|
590 #endif |
|
591 } |
|
592 |
|
593 // --------------------------------------------------------- |
|
594 // CSmilTextRenderer::ResumeMedia |
|
595 // --------------------------------------------------------- |
|
596 // |
|
597 void CSmilTextRenderer::ResumeMedia() |
|
598 { |
|
599 #ifdef TEXT_DEBUG |
|
600 SMILUILOGGER_ENTERFN( "Text: ResumeMedia" ); |
|
601 #endif |
|
602 } |
|
603 |
|
604 // --------------------------------------------------------- |
|
605 // CSmilTextRenderer::Draw |
|
606 // --------------------------------------------------------- |
|
607 // |
|
608 void CSmilTextRenderer::Draw( CGraphicsContext& aGc, |
|
609 const TRect& aRect, |
|
610 CSmilTransitionFilter* aTransitionFilter, |
|
611 const MSmilFocus* aFocus) |
|
612 { |
|
613 if (iShowing) |
|
614 { |
|
615 TRect overallRect( iMedia->GetRectangle() ); |
|
616 overallRect.Shrink( KMarginSize, KMarginSize ); |
|
617 |
|
618 TBool drawLayout( ETrue ); |
|
619 |
|
620 // Move the text to start after scroll bar on mirrored |
|
621 // layout when scroll bar is present. |
|
622 if ( AknLayoutUtils::LayoutMirrored() && iScrollBar ) |
|
623 { |
|
624 #ifdef RD_SCALABLE_UI_V2 |
|
625 TRect mainpaneRect; |
|
626 AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane, mainpaneRect ); |
|
627 |
|
628 TAknLayoutRect scrollBarRect; |
|
629 scrollBarRect.LayoutRect( mainpaneRect, AknLayoutScalable_Avkon::scroll_pane(0) ); |
|
630 |
|
631 overallRect.iTl.iX = overallRect.iTl.iX + scrollBarRect.Rect().Width() + 1; |
|
632 #else |
|
633 overallRect.iTl.iX = overallRect.iTl.iX + KScrollBarSize + 1; |
|
634 #endif |
|
635 if ( overallRect.iTl.iX > overallRect.iBr.iX ) |
|
636 { |
|
637 overallRect.iTl.iX = overallRect.iBr.iX; |
|
638 } |
|
639 } |
|
640 |
|
641 if ( aTransitionFilter ) |
|
642 { |
|
643 TRAPD( err, DrawTransitionL( aGc, aTransitionFilter, overallRect ) ); |
|
644 if ( err != KErrNone ) |
|
645 { |
|
646 delete iBufferBitmap; |
|
647 iBufferBitmap = NULL; |
|
648 |
|
649 delete iBufferDevice; |
|
650 iBufferDevice = NULL; |
|
651 |
|
652 delete iMaskBitmap; |
|
653 iMaskBitmap = NULL; |
|
654 |
|
655 delete iMaskDevice; |
|
656 iMaskDevice = NULL; |
|
657 } |
|
658 else |
|
659 { |
|
660 //transition was properly drawn |
|
661 //->Don't draw "normal" layout |
|
662 drawLayout = EFalse; |
|
663 } |
|
664 } |
|
665 |
|
666 if ( drawLayout ) |
|
667 { |
|
668 TRect updateRect( aRect ); |
|
669 updateRect.Intersection( overallRect ); |
|
670 |
|
671 iDrawContext.SetGc( &aGc ); |
|
672 iDrawContext.iViewRect = overallRect; |
|
673 iDrawContext.SetDrawToEveryPixel( EFalse ); |
|
674 |
|
675 TRAP_IGNORE( |
|
676 { |
|
677 iLayout->DrawL( updateRect, &iDrawContext ); |
|
678 |
|
679 if ( iScrollBar ) |
|
680 { |
|
681 DrawScrollBarL( aGc, updateRect ); |
|
682 } |
|
683 } ); |
|
684 } |
|
685 } |
|
686 |
|
687 if ( aFocus ) |
|
688 { |
|
689 DrawFocus( aGc, aFocus ); |
|
690 } |
|
691 } |
|
692 |
|
693 // --------------------------------------------------------- |
|
694 // CSmilTextRenderer::GetText |
|
695 // --------------------------------------------------------- |
|
696 // |
|
697 EXPORT_C CPlainText* CSmilTextRenderer::GetText() |
|
698 { |
|
699 return static_cast<CPlainText*>( iRichText ); |
|
700 } |
|
701 |
|
702 // --------------------------------------------------------- |
|
703 // CSmilTextRenderer::DrawPictoCallback |
|
704 // --------------------------------------------------------- |
|
705 // |
|
706 void CSmilTextRenderer::DrawPictoCallback() const |
|
707 { |
|
708 iMedia->Redraw(); |
|
709 } |
|
710 |
|
711 // --------------------------------------------------------- |
|
712 // CSmilTextRenderer::Scroll |
|
713 // --------------------------------------------------------- |
|
714 // |
|
715 void CSmilTextRenderer::Scroll(TInt /*aDirX*/, TInt aDirY) |
|
716 { |
|
717 #ifdef TEXT_DEBUG |
|
718 SMILUILOGGER_WRITEF( _L("Text: Scroll, deltaY=%d"), aDirY ); |
|
719 #endif |
|
720 ScrollWithOutThumbUpdate( aDirY * iLineHeight ); |
|
721 #ifdef RD_SCALABLE_UI_V2 |
|
722 if ( iThumbPos > 0 && aDirY < 0 || |
|
723 iThumbPos < iScrollSpan - |
|
724 (iMedia->GetRegion()->GetRectangle().Height() )/ iLineHeight |
|
725 && aDirY > 0 ) |
|
726 //the thumbspan needs to be substracted from the scrollspan |
|
727 { |
|
728 iThumbPos += aDirY; |
|
729 iSBFrame->MoveVertThumbTo( iThumbPos ); |
|
730 } |
|
731 #endif |
|
732 } |
|
733 |
|
734 // --------------------------------------------------------- |
|
735 // CSmilTextRenderer::ScrollWithOutThumbUpdate |
|
736 // This function is for scrolling when no thumbupdate is needed |
|
737 // --------------------------------------------------------- |
|
738 // |
|
739 void CSmilTextRenderer::ScrollWithOutThumbUpdate( TInt aDirY ) |
|
740 { |
|
741 #ifdef TEXT_DEBUG |
|
742 SMILUILOGGER_WRITEF( _L("Text: ScrollWithOutThumbUpdate, aDirY=%d"), aDirY ); |
|
743 #endif |
|
744 TInt remaining = |
|
745 iLayout->FormattedHeightInPixels() - |
|
746 ( iLayout->PixelsAboveBand() + |
|
747 iMedia->GetRegion()->GetRectangle().Height() - ( 2 * KMarginSize ) ); |
|
748 if ( remaining <= 0 && -aDirY < 0 ) |
|
749 { |
|
750 return; |
|
751 } |
|
752 if ( aDirY > remaining ) |
|
753 { |
|
754 aDirY = remaining; |
|
755 } |
|
756 TInt scrollValue = - aDirY; |
|
757 TRAPD( error, iLayout->ChangeBandTopL( scrollValue, |
|
758 CTextLayout::EFAllowScrollingBlankSpace ) ); |
|
759 if ( error == KErrNone ) |
|
760 { |
|
761 iMedia->Redraw(); |
|
762 } |
|
763 } |
|
764 |
|
765 |
|
766 // --------------------------------------------------------- |
|
767 // CSmilTextRenderer::DrawScrollBarL |
|
768 // --------------------------------------------------------- |
|
769 // |
|
770 void CSmilTextRenderer::DrawScrollBarL( |
|
771 #ifdef RD_SCALABLE_UI_V2 |
|
772 CGraphicsContext& /*aGc*/, |
|
773 #else |
|
774 CGraphicsContext& aGc, |
|
775 #endif |
|
776 const TRect& /*aRect*/ ) |
|
777 { |
|
778 #ifdef RD_SCALABLE_UI_V2 |
|
779 if ( iNotYetDrawn ) |
|
780 { |
|
781 if ( !iSBFrame ) |
|
782 { |
|
783 iSBFrame = new (ELeave) CEikScrollBarFrame( this, this, ETrue ); |
|
784 iSBFrame->CreateDoubleSpanScrollBarsL(ETrue, EFalse, ETrue, EFalse ); |
|
785 iSBFrame->SetTypeOfVScrollBar( CEikScrollBarFrame::EDoubleSpan ); |
|
786 iScrollSpan = (iLayout->FormattedHeightInPixels()+ ( 2 * KMarginSize )) / iLineHeight; |
|
787 if ( iScrollSpan *iLineHeight != |
|
788 (iLayout->FormattedHeightInPixels()+ ( 2 * KMarginSize )) ) |
|
789 { |
|
790 iScrollSpan += 1; |
|
791 } |
|
792 } |
|
793 //these steps need to be redone as most likely |
|
794 // TileL-function needs to be recalled also when only reactivating the existing bar |
|
795 iSBFrame->SetScrollBarVisibilityL( CEikScrollBarFrame::EOff,CEikScrollBarFrame::EOn ); |
|
796 |
|
797 TEikScrollBarModel hSbarModel; |
|
798 TEikScrollBarModel vSbarModel; |
|
799 vSbarModel.iThumbPosition = iThumbPos; |
|
800 vSbarModel.iScrollSpan = iScrollSpan; |
|
801 vSbarModel.iThumbSpan = iMedia->GetRegion()->GetRectangle().Height() / iLineHeight; |
|
802 |
|
803 // For EDoubleSpan type scrollbar |
|
804 TAknDoubleSpanScrollBarModel hDsSbarModel(hSbarModel); |
|
805 TAknDoubleSpanScrollBarModel vDsSbarModel(vSbarModel); |
|
806 |
|
807 TEikScrollBarFrameLayout layout; |
|
808 layout.iTilingMode = TEikScrollBarFrameLayout::EInclusiveRectConstant; |
|
809 |
|
810 TRect rect( Rect( ) ); |
|
811 rect.Shrink( KMarginSize,KMarginSize ); |
|
812 |
|
813 //Should have separate variable for "inclusiveRect" and "clientRect" |
|
814 TRect inclusiveRect( rect ); |
|
815 TRect clientRect( rect ); |
|
816 |
|
817 iSBFrame->TileL( &hDsSbarModel, &vDsSbarModel, clientRect, inclusiveRect, layout ); |
|
818 |
|
819 iSBFrame->SetVFocusPosToThumbPos( iThumbPos ); |
|
820 |
|
821 iSBFrame->GetScrollBarHandle( CEikScrollBar::EVertical )->DrawDeferred(); |
|
822 iNotYetDrawn = EFalse; |
|
823 Window().Invalidate(); |
|
824 } |
|
825 #else |
|
826 TRect regionRect = iMedia->GetRegion()->GetRectangle(); |
|
827 TRect textRect( regionRect ); |
|
828 textRect.iTl.iY -= iLayout->PixelsAboveBand(); |
|
829 textRect.iBr.iY = textRect.iTl.iY + iLayout->FormattedHeightInPixels(); |
|
830 |
|
831 // from CSmilMediaRendererBase: |
|
832 DrawScrollBars( aGc, regionRect, textRect ); |
|
833 |
|
834 #endif |
|
835 } |
|
836 |
|
837 // --------------------------------------------------------- |
|
838 // CSmilTextRenderer::DrawTransitionL |
|
839 // --------------------------------------------------------- |
|
840 // |
|
841 void CSmilTextRenderer::DrawTransitionL( CGraphicsContext& aGc, |
|
842 CSmilTransitionFilter* aTransitionFilter, |
|
843 const TRect& aRect ) |
|
844 { |
|
845 if ( !iBufferBitmap ) |
|
846 { |
|
847 iBufferBitmap = new (ELeave) CFbsBitmap(); |
|
848 User::LeaveIfError( iBufferBitmap->Create( aRect.Size(), EColor4K ) ); |
|
849 iBufferDevice = CFbsBitmapDevice::NewL( iBufferBitmap ); |
|
850 |
|
851 iMaskBitmap = new (ELeave) CFbsBitmap(); |
|
852 User::LeaveIfError( iMaskBitmap->Create( aRect.Size(), EGray2 ) ); |
|
853 iMaskDevice = CFbsBitmapDevice::NewL( iMaskBitmap ); |
|
854 } |
|
855 |
|
856 CBitmapContext* bitmapContext = NULL; |
|
857 CBitmapContext* maskContext = NULL; |
|
858 |
|
859 User::LeaveIfError( iBufferDevice->CreateBitmapContext( bitmapContext ) ); |
|
860 User::LeaveIfError( iMaskDevice->CreateBitmapContext( maskContext ) ); |
|
861 |
|
862 TRect bitmapRect( TPoint(0,0), aRect.Size() ); |
|
863 |
|
864 maskContext->SetBrushStyle( CGraphicsContext::ESolidBrush ); |
|
865 maskContext->SetPenStyle( CGraphicsContext::ENullPen ); |
|
866 maskContext->SetBrushColor( TRgb(0,0,0) ); |
|
867 maskContext->DrawRect( bitmapRect ); |
|
868 |
|
869 iDrawContext.SetGc( bitmapContext ); |
|
870 iDrawContext.iViewRect = bitmapRect; |
|
871 |
|
872 TInt err = KErrNone; |
|
873 TRAP( err, iLayout->DrawL( bitmapRect, &iDrawContext ) ); |
|
874 |
|
875 iDrawContext.SetGc( maskContext ); |
|
876 iCustomDraw->SetWhite( ETrue ); |
|
877 TRAP( err, iLayout->DrawL( bitmapRect, &iDrawContext ) ); |
|
878 iCustomDraw->SetWhite( EFalse ); |
|
879 |
|
880 aTransitionFilter->Draw( |
|
881 aGc, |
|
882 bitmapRect, |
|
883 iBufferBitmap, |
|
884 aRect.iTl, |
|
885 iMaskBitmap ); |
|
886 |
|
887 delete bitmapContext; |
|
888 delete maskContext; |
|
889 } |
|
890 |
|
891 // --------------------------------------------------------- |
|
892 // CSmilTextRendererCustomDraw::NewL |
|
893 // --------------------------------------------------------- |
|
894 // |
|
895 CSmilTextRendererCustomDraw* CSmilTextRendererCustomDraw::NewL( |
|
896 const CSmilTextRenderer& aParent, |
|
897 CGraphicsContext& aGc ) |
|
898 { |
|
899 CSmilTextRendererCustomDraw* self = |
|
900 new (ELeave) CSmilTextRendererCustomDraw( aParent, aGc ); |
|
901 CleanupStack::PushL( self ); |
|
902 self->ConstructL(); |
|
903 CleanupStack::Pop( self ); |
|
904 return self; |
|
905 } |
|
906 |
|
907 // --------------------------------------------------------- |
|
908 // CSmilTextRendererCustomDraw::ConstructL |
|
909 // --------------------------------------------------------- |
|
910 // |
|
911 void CSmilTextRendererCustomDraw::ConstructL() |
|
912 { |
|
913 iPictographDrawer = CAknPictographInterface::NewL( |
|
914 static_cast<CCoeControl&>( const_cast<CSmilTextRenderer&>( iParent ) ), |
|
915 *static_cast<MAknPictographAnimatorCallBack*>( this ) ); |
|
916 } |
|
917 |
|
918 // --------------------------------------------------------- |
|
919 // CSmilTextRendererCustomDraw::CSmilTextRendererCustomDraw |
|
920 // --------------------------------------------------------- |
|
921 // |
|
922 CSmilTextRendererCustomDraw::CSmilTextRendererCustomDraw( |
|
923 const CSmilTextRenderer& aParent, |
|
924 CGraphicsContext& aGc ) : |
|
925 iParent( aParent ), |
|
926 iGc( aGc ) |
|
927 { |
|
928 } |
|
929 |
|
930 // --------------------------------------------------------- |
|
931 // CSmilTextRendererCustomDraw::~CSmilTextRendererCustomDraw |
|
932 // --------------------------------------------------------- |
|
933 // |
|
934 CSmilTextRendererCustomDraw::~CSmilTextRendererCustomDraw() |
|
935 { |
|
936 delete iPictographDrawer; |
|
937 } |
|
938 |
|
939 // --------------------------------------------------------- |
|
940 // CSmilTextRendererCustomDraw::DrawBackground |
|
941 // --------------------------------------------------------- |
|
942 // |
|
943 void CSmilTextRendererCustomDraw::DrawBackground( const TParam& aParam, |
|
944 const TRgb& /*aRgb*/, |
|
945 TRect& aDrawn ) const |
|
946 { |
|
947 aDrawn = aParam.iDrawRect; |
|
948 } |
|
949 |
|
950 |
|
951 // --------------------------------------------------------- |
|
952 // CSmilTextRendererCustomDraw::DrawText |
|
953 // --------------------------------------------------------- |
|
954 // |
|
955 void CSmilTextRendererCustomDraw::DrawText( const TParam& aParam, |
|
956 const TLineInfo& aLineInfo, |
|
957 const TCharFormat& aFormat, |
|
958 const TDesC& aText, |
|
959 const TPoint& aTextOrigin, |
|
960 TInt aExtraPixels ) const |
|
961 { |
|
962 if ( iWhite ) |
|
963 { |
|
964 aParam.iGc.SetPenColor( KRgbWhite ); |
|
965 } |
|
966 |
|
967 MFormCustomDraw::DrawText( |
|
968 aParam, |
|
969 aLineInfo, |
|
970 aFormat, |
|
971 aText, |
|
972 aTextOrigin, |
|
973 aExtraPixels ); |
|
974 |
|
975 // Draw pictographs if the feature is supported. |
|
976 // Character justification is not supported. |
|
977 if ( iPictographDrawer && !aExtraPixels ) |
|
978 { |
|
979 CBitmapContext* bitmapGc = NULL; |
|
980 bitmapGc = static_cast<CBitmapContext*>(&iGc); |
|
981 |
|
982 const TText* text = aText.Ptr(); |
|
983 TInt length( aText.Length() ); |
|
984 |
|
985 MAknPictographDrawer* drawer = |
|
986 iPictographDrawer->Interface(); |
|
987 |
|
988 CFont* font = NULL; |
|
989 aParam.iMap.GetNearestFontInTwips( font, aFormat.iFontSpec ); |
|
990 |
|
991 if ( font ) |
|
992 { |
|
993 for ( TInt i = 0 ; i < length ; i++ ) |
|
994 { |
|
995 if ( drawer->IsPictograph( text[i] ) ) |
|
996 { |
|
997 TPoint point = aParam.iDrawRect.iTl; |
|
998 point.iX += font->TextWidthInPixels( aText.Left( i ) ); |
|
999 point.iY += font->AscentInPixels(); |
|
1000 |
|
1001 drawer->DrawPictographsInText( |
|
1002 *bitmapGc, |
|
1003 *font, |
|
1004 aText.Mid( i, 1 ), |
|
1005 point ); |
|
1006 } |
|
1007 } |
|
1008 |
|
1009 aParam.iMap.ReleaseFont( font ); |
|
1010 } |
|
1011 } |
|
1012 } |
|
1013 |
|
1014 // --------------------------------------------------------- |
|
1015 // CSmilTextRendererCustomDraw::SetWhite |
|
1016 // --------------------------------------------------------- |
|
1017 // |
|
1018 void CSmilTextRendererCustomDraw::SetWhite( TBool aWhite ) |
|
1019 { |
|
1020 iWhite = aWhite; |
|
1021 } |
|
1022 |
|
1023 // --------------------------------------------------------- |
|
1024 // CSmilTextRendererCustomDraw::DrawPictographArea |
|
1025 // --------------------------------------------------------- |
|
1026 // |
|
1027 void CSmilTextRendererCustomDraw::DrawPictographArea() |
|
1028 { |
|
1029 iParent.DrawPictoCallback(); |
|
1030 } |
|
1031 #ifdef RD_SCALABLE_UI_V2 |
|
1032 // ----------------------------------------------------------------------------- |
|
1033 // CSmilTextRenderer::HandleScrollEventL |
|
1034 // ----------------------------------------------------------------------------- |
|
1035 // |
|
1036 void CSmilTextRenderer::HandleScrollEventL( |
|
1037 CEikScrollBar* aScrollBar, TEikScrollEvent aEventType ) |
|
1038 { |
|
1039 const TInt KScrollValue = iLineHeight; |
|
1040 const TInt KScrollPageValue = iMedia->GetRegion()->GetRectangle().Height(); |
|
1041 if ( AknLayoutUtils::PenEnabled() ) |
|
1042 { |
|
1043 TInt oldThumbPos = iThumbPos; |
|
1044 iThumbPos = aScrollBar->ThumbPosition(); |
|
1045 switch ( aEventType ) |
|
1046 { |
|
1047 case EEikScrollUp: |
|
1048 ScrollWithOutThumbUpdate( -KScrollValue ); |
|
1049 break; |
|
1050 case EEikScrollDown: |
|
1051 ScrollWithOutThumbUpdate( KScrollValue ); |
|
1052 break; |
|
1053 case EEikScrollPageUp: |
|
1054 { |
|
1055 ScrollWithOutThumbUpdate( -KScrollPageValue ); |
|
1056 break; |
|
1057 } |
|
1058 case EEikScrollPageDown: |
|
1059 { |
|
1060 ScrollWithOutThumbUpdate( KScrollPageValue ); |
|
1061 break; |
|
1062 } |
|
1063 case EEikScrollThumbDragVert: |
|
1064 { |
|
1065 //update the shown page to match with the thumb position |
|
1066 ScrollWithOutThumbUpdate( (iThumbPos - oldThumbPos)*KScrollValue ); |
|
1067 break; |
|
1068 } |
|
1069 |
|
1070 case EEikScrollLeft: |
|
1071 case EEikScrollRight: |
|
1072 case EEikScrollPageLeft: |
|
1073 case EEikScrollPageRight: |
|
1074 case EEikScrollThumbDragHoriz: |
|
1075 case EEikScrollThumbReleaseHoriz: |
|
1076 case EEikScrollThumbReleaseVert: |
|
1077 case EEikScrollHome: |
|
1078 case EEikScrollTop: |
|
1079 case EEikScrollEnd: |
|
1080 case EEikScrollBottom: |
|
1081 default: |
|
1082 // Do nothing |
|
1083 break; |
|
1084 } |
|
1085 } |
|
1086 } |
|
1087 #else |
|
1088 void CSmilTextRenderer::HandleScrollEventL( |
|
1089 CEikScrollBar* /*aScrollBar*/, TEikScrollEvent /*aEventType*/ ) |
|
1090 { } |
|
1091 #endif |
|
1092 |
|
1093 // ----------------------------------------------------------------------------- |
|
1094 // CSmilTextRenderer::CompleteL |
|
1095 // Call back function used to inform a client of the Parser |
|
1096 // when a parsing operation completes. |
|
1097 // ----------------------------------------------------------------------------- |
|
1098 // |
|
1099 void CSmilTextRenderer::ParseCompleteL() |
|
1100 { |
|
1101 #ifdef RD_MSG_XHTML_SUPPORT |
|
1102 CRichText& text = *iRichText; |
|
1103 iXhtmlParser->ParseL( text ); |
|
1104 EndActiveWait(); |
|
1105 #endif |
|
1106 } |
|
1107 |
|
1108 // ----------------------------------------------------------------------------- |
|
1109 // CSmilTextRenderer::ParseError |
|
1110 // Call back function used to inform a client of the Parser |
|
1111 // about error. |
|
1112 // ----------------------------------------------------------------------------- |
|
1113 // |
|
1114 void CSmilTextRenderer::ParseError( TInt aError ) |
|
1115 { |
|
1116 iError = aError; |
|
1117 #ifdef RD_MSG_XHTML_SUPPORT |
|
1118 EndActiveWait(); |
|
1119 #endif |
|
1120 } |
|
1121 |
|
1122 // End of file |