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+++ b/Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_image_converter_container_8cpp_source.html Tue Mar 30 16:16:55 2010 +0100
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+<title>TB9.2 Example Applications: examples/ForumNokia/ImageConverter/src/ImageConverterContainer.cpp Source File</title>
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+<h1>examples/ForumNokia/ImageConverter/src/ImageConverterContainer.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
+<a name="l00002"></a>00002 <span class="comment"> * Copyright © 2008 Nokia Corporation.</span>
+<a name="l00003"></a>00003 <span class="comment"> */</span>
+<a name="l00004"></a>00004
+<a name="l00005"></a>00005
+<a name="l00006"></a>00006 <span class="comment">// INCLUDE FILES</span>
+<a name="l00007"></a>00007 <span class="preprocessor">#include "ImageConverterContainer.h"</span>
+<a name="l00008"></a>00008 <span class="preprocessor">#include "ImageConverterAppUi.h"</span>
+<a name="l00009"></a>00009
+<a name="l00010"></a>00010 <span class="preprocessor">#include <eiklabel.h></span> <span class="comment">// for example label control</span>
+<a name="l00011"></a>00011 <span class="preprocessor">#include <aknutils.h></span> <span class="comment">// for scalable UI</span>
+<a name="l00012"></a>00012 <span class="preprocessor">#include <eikdef.h></span>
+<a name="l00013"></a>00013 <span class="preprocessor">#include <eikenv.h></span>
+<a name="l00014"></a>00014 <span class="preprocessor">#include <e32cmn.h></span>
+<a name="l00015"></a>00015
+<a name="l00016"></a>00016 <span class="comment">// ================= MEMBER FUNCTIONS =======================</span>
+<a name="l00017"></a>00017
+<a name="l00018"></a>00018 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00019"></a>00019 <span class="comment">// CImageConverterContainer::ConstructL(const TRect& aRect)</span>
+<a name="l00020"></a>00020 <span class="comment">// EPOC two phased constructor</span>
+<a name="l00021"></a>00021 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00022"></a>00022 <span class="comment">//</span>
+<a name="l00023"></a><a class="code" href="class_c_image_converter_container.html#a70506cf9d1c6b729c955eb253c33d975">00023</a> <span class="keywordtype">void</span> <a class="code" href="class_c_image_converter_container.html#a70506cf9d1c6b729c955eb253c33d975">CImageConverterContainer::ConstructL</a>(<span class="keyword">const</span> TRect& <span class="comment">/*aRect*/</span>)
+<a name="l00024"></a>00024 {
+<a name="l00025"></a>00025 iAppUi = (<span class="keyword">static_cast<</span><a class="code" href="class_c_image_converter_app_ui.html">CImageConverterAppUi</a>*<span class="keyword">></span>(iEikonEnv->AppUi()));
+<a name="l00026"></a>00026
+<a name="l00027"></a>00027 CreateWindowL();
+<a name="l00028"></a>00028
+<a name="l00029"></a>00029 EnableDragEvents();
+<a name="l00030"></a>00030
+<a name="l00031"></a>00031 <span class="preprocessor"> #ifdef __TUI_SUPPORTED__ </span>
+<a name="l00032"></a>00032 <span class="preprocessor"></span> iTouchFeedBack = MTouchFeedback::Instance();
+<a name="l00033"></a>00033 iTouchFeedBack->SetFeedbackEnabledForThisApp(ETrue);
+<a name="l00034"></a>00034 iLongTapDetector = CAknLongTapDetector::NewL(<span class="keyword">this</span>);
+<a name="l00035"></a>00035 <span class="preprocessor"> #endif</span>
+<a name="l00036"></a>00036 <span class="preprocessor"></span>
+<a name="l00037"></a>00037 <span class="comment">// Create font</span>
+<a name="l00038"></a>00038 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KSeries60SansB, <span class="stringliteral">"Series 60 SansB"</span> );
+<a name="l00039"></a>00039 TFontSpec fontSpec( KSeries60SansB, 90 );
+<a name="l00040"></a>00040 fontSpec.iFontStyle.SetBitmapType(EAntiAliasedGlyphBitmap);
+<a name="l00041"></a>00041 User::LeaveIfError(iEikonEnv->ScreenDevice()->GetNearestFontInTwips( iFont, fontSpec ));
+<a name="l00042"></a>00042
+<a name="l00043"></a>00043 TFontSpec fontSpec2( KSeries60SansB, 120 );
+<a name="l00044"></a>00044 fontSpec2.iFontStyle.SetBitmapType(EAntiAliasedGlyphBitmap);
+<a name="l00045"></a>00045 User::LeaveIfError(iEikonEnv->ScreenDevice()->GetNearestFontInTwips( iCbaFont, fontSpec2 ));
+<a name="l00046"></a>00046
+<a name="l00047"></a>00047 SetExtentToWholeScreen();
+<a name="l00048"></a>00048 ActivateL();
+<a name="l00049"></a>00049 }
+<a name="l00050"></a>00050
+<a name="l00051"></a>00051 <span class="comment">// Destructor</span>
+<a name="l00052"></a><a class="code" href="class_c_image_converter_container.html#a7d6c45f3a91b5a0cbefea32b4f3c4cb8">00052</a> <a class="code" href="class_c_image_converter_container.html#a7d6c45f3a91b5a0cbefea32b4f3c4cb8">CImageConverterContainer::~CImageConverterContainer</a>()
+<a name="l00053"></a>00053 {
+<a name="l00054"></a>00054 iDragPoints.Close();
+<a name="l00055"></a>00055 <span class="keyword">delete</span> iPeriodic;
+<a name="l00056"></a>00056
+<a name="l00057"></a>00057 ReleaseBackBuffer();
+<a name="l00058"></a>00058
+<a name="l00059"></a>00059 <span class="preprocessor"> #ifdef __TUI_SUPPORTED__</span>
+<a name="l00060"></a>00060 <span class="preprocessor"></span> <span class="keyword">delete</span> iLongTapDetector;
+<a name="l00061"></a>00061 <span class="preprocessor"> #endif</span>
+<a name="l00062"></a>00062 <span class="preprocessor"></span>
+<a name="l00063"></a>00063 <span class="comment">// Release font</span>
+<a name="l00064"></a>00064 iEikonEnv->ScreenDevice()->ReleaseFont(iFont);
+<a name="l00065"></a>00065 iEikonEnv->ScreenDevice()->ReleaseFont(iCbaFont);
+<a name="l00066"></a>00066 }
+<a name="l00067"></a>00067
+<a name="l00068"></a>00068 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00069"></a>00069 <span class="comment">// CImageConverterContainer::SizeChanged()</span>
+<a name="l00070"></a>00070 <span class="comment">// Called by framework when the view size is changed</span>
+<a name="l00071"></a>00071 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00072"></a>00072 <span class="comment">//</span>
+<a name="l00073"></a>00073 <span class="keywordtype">void</span> CImageConverterContainer::SizeChanged()
+<a name="l00074"></a>00074 {
+<a name="l00075"></a>00075 <span class="comment">// Delete back buffer and create a new one with new size</span>
+<a name="l00076"></a>00076 ReleaseBackBuffer();
+<a name="l00077"></a>00077 CreateBackBufferL();
+<a name="l00078"></a>00078 SetPictureScreenCenter(ETrue);
+<a name="l00079"></a>00079 }
+<a name="l00080"></a>00080
+<a name="l00081"></a>00081 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00082"></a>00082 <span class="comment">// CImageConverterContainer::HandleResourceChange()</span>
+<a name="l00083"></a>00083 <span class="comment">// Called by framework when resource is changed.</span>
+<a name="l00084"></a>00084 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00085"></a>00085 <span class="comment">//</span>
+<a name="l00086"></a>00086 <span class="keywordtype">void</span> CImageConverterContainer::HandleResourceChange(TInt aType)
+<a name="l00087"></a>00087 {
+<a name="l00088"></a>00088 CCoeControl::HandleResourceChange(aType);
+<a name="l00089"></a>00089 <span class="keywordflow">if</span> ( aType==KEikDynamicLayoutVariantSwitch )
+<a name="l00090"></a>00090 {
+<a name="l00091"></a>00091 SetExtentToWholeScreen();
+<a name="l00092"></a>00092 }
+<a name="l00093"></a>00093 }
+<a name="l00094"></a>00094
+<a name="l00095"></a>00095 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00096"></a>00096 <span class="comment">// CImageConverterContainer::CountComponentControls() const</span>
+<a name="l00097"></a>00097 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00098"></a>00098 <span class="comment">//</span>
+<a name="l00099"></a>00099 TInt CImageConverterContainer::CountComponentControls()<span class="keyword"> const</span>
+<a name="l00100"></a>00100 <span class="keyword"> </span>{
+<a name="l00101"></a>00101 <span class="keywordflow">return</span> 0; <span class="comment">// return nbr of controls inside this container</span>
+<a name="l00102"></a>00102 }
+<a name="l00103"></a>00103
+<a name="l00104"></a>00104 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00105"></a>00105 <span class="comment">// CImageConverterContainer::ComponentControl(TInt aIndex) const</span>
+<a name="l00106"></a>00106 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00107"></a>00107 <span class="comment">//</span>
+<a name="l00108"></a>00108 CCoeControl* CImageConverterContainer::ComponentControl(TInt <span class="comment">/*aIndex*/</span>)<span class="keyword"> const</span>
+<a name="l00109"></a>00109 <span class="keyword"> </span>{
+<a name="l00110"></a>00110 <span class="keywordflow">return</span> NULL;
+<a name="l00111"></a>00111 }
+<a name="l00112"></a>00112
+<a name="l00113"></a>00113 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00114"></a>00114 <span class="comment">// CImageConverterContainer::Draw(const TRect& aRect) const</span>
+<a name="l00115"></a>00115 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00116"></a>00116 <span class="comment">//</span>
+<a name="l00117"></a>00117 <span class="keywordtype">void</span> CImageConverterContainer::Draw(<span class="keyword">const</span> TRect& <span class="comment">/*aRect*/</span>)<span class="keyword"> const</span>
+<a name="l00118"></a>00118 <span class="keyword"> </span>{
+<a name="l00119"></a>00119 CWindowGc& gc = SystemGc();
+<a name="l00120"></a>00120
+<a name="l00121"></a>00121 <span class="comment">// Copy backbuffer into the screen</span>
+<a name="l00122"></a>00122 gc.BitBlt(TPoint(0, 0), iBackBuffer);
+<a name="l00123"></a>00123 }
+<a name="l00124"></a>00124
+<a name="l00125"></a>00125 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00126"></a>00126 <span class="comment">// CImageConverterContainer::HandleControlEventL(</span>
+<a name="l00127"></a>00127 <span class="comment">// CCoeControl* aControl,TCoeEvent aEventType)</span>
+<a name="l00128"></a>00128 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00129"></a>00129 <span class="comment">//</span>
+<a name="l00130"></a>00130 <span class="keywordtype">void</span> CImageConverterContainer::HandleControlEventL(
+<a name="l00131"></a>00131 CCoeControl* <span class="comment">/*aControl*/</span>,TCoeEvent <span class="comment">/*aEventType*/</span>)
+<a name="l00132"></a>00132 {
+<a name="l00133"></a>00133 }
+<a name="l00134"></a>00134
+<a name="l00135"></a>00135
+<a name="l00136"></a>00136 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00137"></a>00137 <span class="comment">// CImageConverterContainer::SetBitmap(CFbsBitmap* aBitmap)</span>
+<a name="l00138"></a>00138 <span class="comment">// ---------------------------------------------------------</span>
+<a name="l00139"></a>00139 <span class="comment">//</span>
+<a name="l00140"></a>00140 <span class="keywordtype">void</span> CImageConverterContainer::SetBitmap(CFbsBitmap* aBitmap)
+<a name="l00141"></a>00141 {
+<a name="l00142"></a>00142 iBitmap = aBitmap;
+<a name="l00143"></a>00143
+<a name="l00144"></a>00144 <span class="keywordflow">if</span> (iBitmap)
+<a name="l00145"></a>00145 {
+<a name="l00146"></a>00146 <span class="comment">// Set picture first to screen center</span>
+<a name="l00147"></a>00147 SetPictureScreenCenter(EFalse);
+<a name="l00148"></a>00148
+<a name="l00149"></a>00149 <span class="comment">// If this picture is animated and comes from right or left</span>
+<a name="l00150"></a>00150 <span class="keywordflow">if</span> (iAnimationEvent != ENoAnimation)
+<a name="l00151"></a>00151 {
+<a name="l00152"></a>00152 iNextAnimationWaiting = ETrue;
+<a name="l00153"></a>00153 StartNewPictureAnimate();
+<a name="l00154"></a>00154 }
+<a name="l00155"></a>00155 }
+<a name="l00156"></a>00156 }
+<a name="l00157"></a>00157
+<a name="l00158"></a>00158 <span class="preprocessor">#ifdef __TUI_SUPPORTED__</span>
+<a name="l00159"></a>00159 <span class="preprocessor"></span><span class="keywordtype">void</span> CImageConverterContainer::HandlePointerEventL(<span class="keyword">const</span> TPointerEvent& aPointerEvent)
+<a name="l00160"></a>00160 {
+<a name="l00161"></a>00161 iLongTapDetector->PointerEventL(aPointerEvent);
+<a name="l00162"></a>00162
+<a name="l00163"></a>00163 <span class="keywordflow">if</span> (aPointerEvent.iType == TPointerEvent::EButton1Down)
+<a name="l00164"></a>00164 {
+<a name="l00165"></a>00165 iDragPoints.Reset();
+<a name="l00166"></a>00166 <span class="comment">// Start dragging</span>
+<a name="l00167"></a>00167 iDragPoints.Append(aPointerEvent.iPosition);
+<a name="l00168"></a>00168 <span class="comment">// Give feedback to user (vibration)</span>
+<a name="l00169"></a>00169 iTouchFeedBack->InstantFeedback(ETouchFeedbackBasic);
+<a name="l00170"></a>00170 }
+<a name="l00171"></a>00171 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (aPointerEvent.iType == TPointerEvent::EDrag)
+<a name="l00172"></a>00172 {
+<a name="l00173"></a>00173 <span class="comment">// Dragging...</span>
+<a name="l00174"></a>00174 <span class="comment">// If long tap detection is running user is moving picture location then</span>
+<a name="l00175"></a>00175 <span class="comment">// we do not have to store pointer positions</span>
+<a name="l00176"></a>00176 <span class="keywordflow">if</span> (!iLongTapDetected)
+<a name="l00177"></a>00177 {
+<a name="l00178"></a>00178 iDragPoints.Append(aPointerEvent.iPosition);
+<a name="l00179"></a>00179 }
+<a name="l00180"></a>00180 <span class="keywordflow">else</span>
+<a name="l00181"></a>00181 {
+<a name="l00182"></a>00182 <span class="comment">// Long tap detection is activated so user is moving the picture</span>
+<a name="l00183"></a>00183 MovePicture(aPointerEvent.iPosition);
+<a name="l00184"></a>00184 }
+<a name="l00185"></a>00185 }
+<a name="l00186"></a>00186 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (aPointerEvent.iType == TPointerEvent::EButton1Up)
+<a name="l00187"></a>00187 {
+<a name="l00188"></a>00188 <span class="comment">// Long tap detection ends when pen is released (EButton1Up)</span>
+<a name="l00189"></a>00189 <span class="keywordflow">if</span> (iLongTapDetected)
+<a name="l00190"></a>00190 {
+<a name="l00191"></a>00191 <span class="comment">// If long tap detection is running user is moving picture location then</span>
+<a name="l00192"></a>00192 <span class="comment">// we do not have to handle pointer positions</span>
+<a name="l00193"></a>00193 iLongTapDetected = EFalse;
+<a name="l00194"></a>00194 <span class="keywordflow">return</span>;
+<a name="l00195"></a>00195 }
+<a name="l00196"></a>00196
+<a name="l00197"></a>00197 <span class="comment">// Check CBA buttons</span>
+<a name="l00198"></a>00198 <span class="keywordflow">if</span> (iOptionsRect.Contains(aPointerEvent.iPosition))
+<a name="l00199"></a>00199 {
+<a name="l00200"></a>00200 iEikonEnv->AppUiFactory()->MenuBar()->TryDisplayMenuBarL();
+<a name="l00201"></a>00201 <span class="keywordflow">return</span>;
+<a name="l00202"></a>00202 }
+<a name="l00203"></a>00203 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iExitRect.Contains(aPointerEvent.iPosition))
+<a name="l00204"></a>00204 {
+<a name="l00205"></a>00205 iAppUi-><a class="code" href="class_c_image_converter_app_ui.html#a45f6ffa274d3ac4c7d9bdb8e9ec71abd">HandleCommandL</a>(EEikCmdExit);
+<a name="l00206"></a>00206 <span class="keywordflow">return</span>;
+<a name="l00207"></a>00207 }
+<a name="l00208"></a>00208
+<a name="l00209"></a>00209 <span class="comment">// Dragging stops</span>
+<a name="l00210"></a>00210 iDragPoints.Append(aPointerEvent.iPosition);
+<a name="l00211"></a>00211
+<a name="l00212"></a>00212 <span class="comment">// Clear pointer event</span>
+<a name="l00213"></a>00213 iPointerEvent = ENoValidPointerEvent;
+<a name="l00214"></a>00214
+<a name="l00215"></a>00215 <span class="comment">// Check user pointer event, how user move pointer</span>
+<a name="l00216"></a>00216 <span class="keywordflow">if</span> (iDragPoints.Count() > KMIN_POINTER_COUNT)
+<a name="l00217"></a>00217 {
+<a name="l00218"></a>00218 <span class="keywordflow">if</span> (!IsZooming())
+<a name="l00219"></a>00219 {
+<a name="l00220"></a>00220 <span class="keywordflow">if</span> (!IsChangingPicture())
+<a name="l00221"></a>00221 {
+<a name="l00222"></a>00222 <span class="keywordflow">if</span> (!IsRotate())
+<a name="l00223"></a>00223 {
+<a name="l00224"></a>00224 <span class="comment">// Did not found anything</span>
+<a name="l00225"></a>00225 <span class="keywordflow">return</span>;
+<a name="l00226"></a>00226 }
+<a name="l00227"></a>00227 }
+<a name="l00228"></a>00228 }
+<a name="l00229"></a>00229 }
+<a name="l00230"></a>00230 <span class="comment">// Do first animation and then event</span>
+<a name="l00231"></a>00231 <span class="keywordflow">if</span> (iAnimationEvent != ENoAnimation)
+<a name="l00232"></a>00232 {
+<a name="l00233"></a>00233 <span class="comment">// Changing picture</span>
+<a name="l00234"></a>00234 <span class="comment">// appUI->DoEvent() is called when current picture animation ends</span>
+<a name="l00235"></a>00235 }
+<a name="l00236"></a>00236 <span class="comment">// Do event only (no animation)</span>
+<a name="l00237"></a>00237 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iPointerEvent != ENoValidPointerEvent && iAnimationEvent == ENoAnimation)
+<a name="l00238"></a>00238 {
+<a name="l00239"></a>00239 DrawToBackBuffer();
+<a name="l00240"></a>00240 DrawNow();
+<a name="l00241"></a>00241 iAppUi->DoEvent(iPointerEvent);
+<a name="l00242"></a>00242 }
+<a name="l00243"></a>00243 }
+<a name="l00244"></a>00244 }
+<a name="l00245"></a>00245 <span class="preprocessor">#endif</span>
+<a name="l00246"></a>00246 <span class="preprocessor"></span>
+<a name="l00247"></a>00247 <span class="keywordtype">void</span> CImageConverterContainer::ResetTitleText(TBool aDrawNow)
+<a name="l00248"></a>00248 {
+<a name="l00249"></a>00249 iStateInfo.Zero();
+<a name="l00250"></a>00250 <span class="keywordflow">if</span> (aDrawNow)
+<a name="l00251"></a>00251 {
+<a name="l00252"></a>00252 DrawToBackBuffer();
+<a name="l00253"></a>00253 DrawNow();
+<a name="l00254"></a>00254 }
+<a name="l00255"></a>00255 }
+<a name="l00256"></a>00256
+<a name="l00257"></a>00257
+<a name="l00258"></a>00258 <span class="keywordtype">void</span> CImageConverterContainer::SetTitleText(ETitleState aState, TBool aDrawNow)
+<a name="l00259"></a>00259 {
+<a name="l00260"></a>00260 iStateInfo.Zero();
+<a name="l00261"></a>00261
+<a name="l00262"></a>00262 iTitleState = aState;
+<a name="l00263"></a>00263
+<a name="l00264"></a>00264 <span class="keywordflow">switch</span> (iTitleState)
+<a name="l00265"></a>00265 {
+<a name="l00266"></a>00266 <span class="keywordflow">case</span> ETitleNextImage:
+<a name="l00267"></a>00267 {
+<a name="l00268"></a>00268 iStateInfo.Copy(_L(<span class="stringliteral">"Next"</span>));
+<a name="l00269"></a>00269 <span class="keywordflow">break</span>;
+<a name="l00270"></a>00270 }
+<a name="l00271"></a>00271 <span class="keywordflow">case</span> ETitlePrevImage:
+<a name="l00272"></a>00272 {
+<a name="l00273"></a>00273 iStateInfo.Copy(_L(<span class="stringliteral">"Previous"</span>));
+<a name="l00274"></a>00274 <span class="keywordflow">break</span>;
+<a name="l00275"></a>00275 }
+<a name="l00276"></a>00276 <span class="keywordflow">case</span> ETitleZoomIn:
+<a name="l00277"></a>00277 <span class="keywordflow">case</span> ETitleZoomOut:
+<a name="l00278"></a>00278 {
+<a name="l00279"></a>00279 iStateInfo.Copy(_L(<span class="stringliteral">"Scaled"</span>));
+<a name="l00280"></a>00280 <span class="keywordflow">break</span>;
+<a name="l00281"></a>00281 }
+<a name="l00282"></a>00282 <span class="keywordflow">case</span> ETitleRotateRight:
+<a name="l00283"></a>00283 <span class="keywordflow">case</span> ETitleRotateLeft:
+<a name="l00284"></a>00284 {
+<a name="l00285"></a>00285 iStateInfo.Copy(_L(<span class="stringliteral">"Rotated"</span>));
+<a name="l00286"></a>00286 <span class="keywordflow">break</span>;
+<a name="l00287"></a>00287 }
+<a name="l00288"></a>00288 <span class="keywordflow">default</span>:
+<a name="l00289"></a>00289 {
+<a name="l00290"></a>00290 <span class="keywordflow">break</span>;
+<a name="l00291"></a>00291 }
+<a name="l00292"></a>00292 }
+<a name="l00293"></a>00293 <span class="keywordflow">if</span> (aDrawNow)
+<a name="l00294"></a>00294 {
+<a name="l00295"></a>00295 DrawToBackBuffer();
+<a name="l00296"></a>00296 DrawNow();
+<a name="l00297"></a>00297 }
+<a name="l00298"></a>00298 }
+<a name="l00299"></a>00299
+<a name="l00300"></a>00300
+<a name="l00301"></a>00301 TBool CImageConverterContainer::IsZooming()
+<a name="l00302"></a>00302 {
+<a name="l00303"></a>00303 TPoint firstPoint;
+<a name="l00304"></a>00304 TPoint lastPoint;
+<a name="l00305"></a>00305 firstPoint = iDragPoints[0];
+<a name="l00306"></a>00306 lastPoint = iDragPoints[iDragPoints.Count()-1];
+<a name="l00307"></a>00307
+<a name="l00308"></a>00308 <span class="comment">// Max difference 33%</span>
+<a name="l00309"></a>00309 TInt max_x_difference = Abs(firstPoint.iY - lastPoint.iY) / 3;
+<a name="l00310"></a>00310
+<a name="l00311"></a>00311 <span class="comment">// Is line straight?</span>
+<a name="l00312"></a>00312 <span class="comment">// Goes all points throught and finds is some over max_x_difference</span>
+<a name="l00313"></a>00313 <span class="comment">// if found this is not anymore vertical line</span>
+<a name="l00314"></a>00314 <span class="keywordflow">for</span> (TInt i=1;i<iDragPoints.Count();i++)
+<a name="l00315"></a>00315 {
+<a name="l00316"></a>00316 TPoint point = iDragPoints[i];
+<a name="l00317"></a>00317 TInt value = Abs(point.iX - firstPoint.iX);
+<a name="l00318"></a>00318 <span class="keywordflow">if</span> (value > max_x_difference)
+<a name="l00319"></a>00319 {
+<a name="l00320"></a>00320 <span class="keywordflow">return</span> EFalse;
+<a name="l00321"></a>00321 }
+<a name="l00322"></a>00322 }
+<a name="l00323"></a>00323
+<a name="l00324"></a>00324 <span class="comment">// Is direction up or down?</span>
+<a name="l00325"></a>00325 lastPoint = iDragPoints[iDragPoints.Count()-1];
+<a name="l00326"></a>00326 <span class="keywordflow">if</span> (firstPoint.iY > lastPoint.iY)
+<a name="l00327"></a>00327 {
+<a name="l00328"></a>00328 iPointerEvent = EZoomIn;
+<a name="l00329"></a>00329 }
+<a name="l00330"></a>00330 <span class="keywordflow">else</span>
+<a name="l00331"></a>00331 {
+<a name="l00332"></a>00332 iPointerEvent = EZoomOut;
+<a name="l00333"></a>00333 }
+<a name="l00334"></a>00334 <span class="keywordflow">return</span> ETrue;
+<a name="l00335"></a>00335 }
+<a name="l00336"></a>00336
+<a name="l00337"></a>00337
+<a name="l00338"></a>00338
+<a name="l00339"></a>00339 TBool CImageConverterContainer::IsChangingPicture()
+<a name="l00340"></a>00340 {
+<a name="l00341"></a>00341 TPoint firstPoint;
+<a name="l00342"></a>00342 TPoint lastPoint;
+<a name="l00343"></a>00343 firstPoint = iDragPoints[0];
+<a name="l00344"></a>00344 lastPoint = iDragPoints[iDragPoints.Count()-1];
+<a name="l00345"></a>00345
+<a name="l00346"></a>00346 <span class="comment">// Max difference 33%</span>
+<a name="l00347"></a>00347 TInt max_y_difference = Abs(firstPoint.iX - lastPoint.iX) / 3;
+<a name="l00348"></a>00348
+<a name="l00349"></a>00349 <span class="comment">// Is line straight?</span>
+<a name="l00350"></a>00350 <span class="comment">// Goes all points throught and finds is some over max_y_difference</span>
+<a name="l00351"></a>00351 <span class="comment">// if found this is not anymore horizontal line</span>
+<a name="l00352"></a>00352 <span class="keywordflow">for</span> (TInt i=1;i<iDragPoints.Count();i++)
+<a name="l00353"></a>00353 {
+<a name="l00354"></a>00354 TPoint point = iDragPoints[i];
+<a name="l00355"></a>00355 TInt value = Abs(point.iY - firstPoint.iY);
+<a name="l00356"></a>00356 <span class="keywordflow">if</span> (value > max_y_difference)
+<a name="l00357"></a>00357 {
+<a name="l00358"></a>00358 <span class="keywordflow">return</span> EFalse;
+<a name="l00359"></a>00359 }
+<a name="l00360"></a>00360 }
+<a name="l00361"></a>00361
+<a name="l00362"></a>00362 <span class="comment">// Is direction right or left?</span>
+<a name="l00363"></a>00363 lastPoint = iDragPoints[iDragPoints.Count()-1];
+<a name="l00364"></a>00364 <span class="keywordflow">if</span> (firstPoint.iX > lastPoint.iX)
+<a name="l00365"></a>00365 {
+<a name="l00366"></a>00366 iPointerEvent = ENextImage;
+<a name="l00367"></a>00367 iAnimationEvent = EAnimateToLeft;
+<a name="l00368"></a>00368 }
+<a name="l00369"></a>00369 <span class="keywordflow">else</span>
+<a name="l00370"></a>00370 {
+<a name="l00371"></a>00371 iPointerEvent = EPrevImage;
+<a name="l00372"></a>00372 iAnimationEvent = EAnimateToRight;
+<a name="l00373"></a>00373 }
+<a name="l00374"></a>00374
+<a name="l00375"></a>00375 StartAnimateL();
+<a name="l00376"></a>00376 <span class="keywordflow">return</span> ETrue;
+<a name="l00377"></a>00377 }
+<a name="l00378"></a>00378
+<a name="l00379"></a>00379 <span class="keywordtype">void</span> CImageConverterContainer::ChangeNextPictureL()
+<a name="l00380"></a>00380 {
+<a name="l00381"></a>00381 iAnimationEvent = EAnimateToLeft;
+<a name="l00382"></a>00382 iPointerEvent = ENextImage;
+<a name="l00383"></a>00383 StartAnimateL();
+<a name="l00384"></a>00384 }
+<a name="l00385"></a>00385
+<a name="l00386"></a>00386 <span class="keywordtype">void</span> CImageConverterContainer::ChangePrevPictureL()
+<a name="l00387"></a>00387 {
+<a name="l00388"></a>00388 iAnimationEvent = EAnimateToRight;
+<a name="l00389"></a>00389 iPointerEvent = EPrevImage;
+<a name="l00390"></a>00390 StartAnimateL();
+<a name="l00391"></a>00391 }
+<a name="l00392"></a>00392
+<a name="l00393"></a>00393 TPoint CImageConverterContainer::FindCenterPointInRotate(TPoint& aFirstPoint)
+<a name="l00394"></a>00394 {
+<a name="l00395"></a>00395 TPoint center;
+<a name="l00396"></a>00396 TInt farist(0);
+<a name="l00397"></a>00397
+<a name="l00398"></a>00398 <span class="keywordflow">for</span> (TInt i=0;i<iDragPoints.Count();i++)
+<a name="l00399"></a>00399 {
+<a name="l00400"></a>00400 TPoint point = iDragPoints[i];
+<a name="l00401"></a>00401 TInt value = Abs(point.iX - aFirstPoint.iX);
+<a name="l00402"></a>00402 <span class="keywordflow">if</span> (value > farist)
+<a name="l00403"></a>00403 {
+<a name="l00404"></a>00404 farist = value;
+<a name="l00405"></a>00405 center = point;
+<a name="l00406"></a>00406 }
+<a name="l00407"></a>00407 }
+<a name="l00408"></a>00408
+<a name="l00409"></a>00409 <span class="keywordflow">return</span> center;
+<a name="l00410"></a>00410 }
+<a name="l00411"></a>00411
+<a name="l00412"></a>00412 <span class="keywordtype">void</span> CImageConverterContainer::FindPointsForRotate(TPoint& aTopPoint,
+<a name="l00413"></a>00413 TPoint& aCenterPoint, TPoint& aBottomPoint, TBool& aDrawDirectionIsFromTop)
+<a name="l00414"></a>00414 {
+<a name="l00415"></a>00415 aTopPoint = TPoint(Size().iWidth/2,Size().iHeight);
+<a name="l00416"></a>00416 aBottomPoint = TPoint(Size().iWidth/2,0);
+<a name="l00417"></a>00417 TInt topIndex=0;
+<a name="l00418"></a>00418 TInt bottomIndex=0;
+<a name="l00419"></a>00419
+<a name="l00420"></a>00420 <span class="comment">// Find top and bottom points</span>
+<a name="l00421"></a>00421 <span class="keywordflow">for</span> (TInt i=0;i<iDragPoints.Count();i++)
+<a name="l00422"></a>00422 {
+<a name="l00423"></a>00423 <span class="keywordflow">if</span> (aTopPoint.iY > iDragPoints[i].iY)
+<a name="l00424"></a>00424 {
+<a name="l00425"></a>00425 aTopPoint = iDragPoints[i];
+<a name="l00426"></a>00426 topIndex = i;
+<a name="l00427"></a>00427 }
+<a name="l00428"></a>00428 <span class="keywordflow">if</span> (aBottomPoint.iY < iDragPoints[i].iY)
+<a name="l00429"></a>00429 {
+<a name="l00430"></a>00430 aBottomPoint = iDragPoints[i];
+<a name="l00431"></a>00431 bottomIndex = i;
+<a name="l00432"></a>00432 }
+<a name="l00433"></a>00433 }
+<a name="l00434"></a>00434
+<a name="l00435"></a>00435 <span class="comment">// Find center point</span>
+<a name="l00436"></a>00436 aCenterPoint = FindCenterPointInRotate(aTopPoint);
+<a name="l00437"></a>00437
+<a name="l00438"></a>00438 <span class="comment">// Is direction to left or right?</span>
+<a name="l00439"></a>00439 <span class="keywordflow">if</span> (topIndex < bottomIndex)
+<a name="l00440"></a>00440 {
+<a name="l00441"></a>00441 aDrawDirectionIsFromTop = ETrue;
+<a name="l00442"></a>00442 }
+<a name="l00443"></a>00443 <span class="keywordflow">else</span>
+<a name="l00444"></a>00444 {
+<a name="l00445"></a>00445 aDrawDirectionIsFromTop = EFalse;
+<a name="l00446"></a>00446 }
+<a name="l00447"></a>00447 }
+<a name="l00448"></a>00448
+<a name="l00449"></a>00449
+<a name="l00450"></a>00450 TBool CImageConverterContainer::IsRotate()
+<a name="l00451"></a>00451 {
+<a name="l00452"></a>00452 TPoint firstPoint;
+<a name="l00453"></a>00453 TPoint centerPoint;
+<a name="l00454"></a>00454 TPoint lastPoint;
+<a name="l00455"></a>00455 TBool drawFromTop;
+<a name="l00456"></a>00456
+<a name="l00457"></a>00457 <span class="comment">// Find points locations (top, bottom, center(left/right))</span>
+<a name="l00458"></a>00458 FindPointsForRotate(firstPoint,centerPoint,lastPoint,drawFromTop);
+<a name="l00459"></a>00459
+<a name="l00460"></a>00460 <span class="comment">// Max difference is height of the drawed thing</span>
+<a name="l00461"></a>00461 TInt height = Abs(firstPoint.iY - lastPoint.iY);
+<a name="l00462"></a>00462
+<a name="l00463"></a>00463 <span class="comment">// Start and end point x difference can not be more than</span>
+<a name="l00464"></a>00464 <span class="comment">// height of the whole thing</span>
+<a name="l00465"></a>00465 TInt xSE = Abs(firstPoint.iX - lastPoint.iX);
+<a name="l00466"></a>00466 <span class="keywordflow">if</span> (xSE > height)
+<a name="l00467"></a>00467 {
+<a name="l00468"></a>00468 <span class="keywordflow">return</span> EFalse;
+<a name="l00469"></a>00469 }
+<a name="l00470"></a>00470
+<a name="l00471"></a>00471 <span class="comment">// Check center point in x-axel</span>
+<a name="l00472"></a>00472 TInt maxXcenterLine = Max(Abs(firstPoint.iX-centerPoint.iX),Abs(lastPoint.iX-centerPoint.iX));
+<a name="l00473"></a>00473 <span class="comment">// Must draw to right or left at least 33% from height</span>
+<a name="l00474"></a>00474 <span class="keywordflow">if</span> (maxXcenterLine < height / 3) <span class="comment">// 33%</span>
+<a name="l00475"></a>00475 {
+<a name="l00476"></a>00476 <span class="keywordflow">return</span> EFalse;
+<a name="l00477"></a>00477 }
+<a name="l00478"></a>00478
+<a name="l00479"></a>00479 <span class="comment">// Rotate to left or right?</span>
+<a name="l00480"></a>00480 <span class="keywordflow">if</span> (centerPoint.iX < firstPoint.iX)
+<a name="l00481"></a>00481 {
+<a name="l00482"></a>00482 <span class="comment">// Left</span>
+<a name="l00483"></a>00483 <span class="keywordflow">if</span> (drawFromTop)
+<a name="l00484"></a>00484 {
+<a name="l00485"></a>00485 iPointerEvent = ERotateLeft;
+<a name="l00486"></a>00486 }
+<a name="l00487"></a>00487 <span class="keywordflow">else</span>
+<a name="l00488"></a>00488 {
+<a name="l00489"></a>00489 iPointerEvent = ERotateRight;
+<a name="l00490"></a>00490 }
+<a name="l00491"></a>00491 }
+<a name="l00492"></a>00492 <span class="keywordflow">else</span>
+<a name="l00493"></a>00493 {
+<a name="l00494"></a>00494 <span class="comment">// Right</span>
+<a name="l00495"></a>00495 <span class="keywordflow">if</span> (drawFromTop)
+<a name="l00496"></a>00496 {
+<a name="l00497"></a>00497 iPointerEvent = ERotateRight;
+<a name="l00498"></a>00498 }
+<a name="l00499"></a>00499 <span class="keywordflow">else</span>
+<a name="l00500"></a>00500 {
+<a name="l00501"></a>00501 iPointerEvent = ERotateLeft;
+<a name="l00502"></a>00502 }
+<a name="l00503"></a>00503 }
+<a name="l00504"></a>00504
+<a name="l00505"></a>00505 <span class="keywordflow">return</span> ETrue;
+<a name="l00506"></a>00506 }
+<a name="l00507"></a>00507
+<a name="l00508"></a>00508 <span class="keywordtype">void</span> CImageConverterContainer::StartAnimateL()
+<a name="l00509"></a>00509 {
+<a name="l00510"></a>00510 <span class="comment">// Start animation timer, image is ready</span>
+<a name="l00511"></a>00511 <span class="keywordflow">if</span> (iAnimationEvent != ENoAnimation && iBitmap && !iAppUi->IsEngineBusy())
+<a name="l00512"></a>00512 {
+<a name="l00513"></a>00513 <span class="keywordflow">if</span> (!iPeriodic)
+<a name="l00514"></a>00514 {
+<a name="l00515"></a>00515 iPeriodic = CPeriodic::NewL(CActive::EPriorityStandard);
+<a name="l00516"></a>00516 }
+<a name="l00517"></a>00517 <span class="keywordflow">if</span> (iPeriodic)
+<a name="l00518"></a>00518 {
+<a name="l00519"></a>00519 iPeriodic->Cancel();
+<a name="l00520"></a>00520 }
+<a name="l00521"></a>00521
+<a name="l00522"></a>00522 <span class="comment">// Update title</span>
+<a name="l00523"></a>00523 <span class="keywordflow">if</span> (iAnimationEvent == EAnimateToLeft)
+<a name="l00524"></a>00524 {
+<a name="l00525"></a>00525 SetTitleText(ETitleNextImage,EFalse);
+<a name="l00526"></a>00526 }
+<a name="l00527"></a>00527 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(iAnimationEvent == EAnimateToRight)
+<a name="l00528"></a>00528 {
+<a name="l00529"></a>00529 SetTitleText(ETitlePrevImage,EFalse);
+<a name="l00530"></a>00530 }
+<a name="l00531"></a>00531
+<a name="l00532"></a>00532
+<a name="l00533"></a>00533 <span class="keywordflow">if</span> (iAnimationEvent == EAnimateToLeft || iAnimationEvent == EAnimateToRight)
+<a name="l00534"></a>00534 {
+<a name="l00535"></a>00535 iAnimateX = 0;
+<a name="l00536"></a>00536 iPixelsToMove = 1;
+<a name="l00537"></a>00537 }
+<a name="l00538"></a>00538 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iAnimationEvent == EAnimateFromRight)
+<a name="l00539"></a>00539 {
+<a name="l00540"></a>00540 iAnimateX = 0;
+<a name="l00541"></a>00541 iPixelsToMove = (Size().iWidth - iBitmap->SizeInPixels().iWidth)/2 + iBitmap->SizeInPixels().iWidth;
+<a name="l00542"></a>00542 }
+<a name="l00543"></a>00543 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iAnimationEvent == EAnimateFromLeft)
+<a name="l00544"></a>00544 {
+<a name="l00545"></a>00545 iAnimateX = 0;
+<a name="l00546"></a>00546 iPixelsToMove = (Size().iWidth - iBitmap->SizeInPixels().iWidth)/2 + iBitmap->SizeInPixels().iWidth;
+<a name="l00547"></a>00547 }
+<a name="l00548"></a>00548 iPeriodic->Start(TTimeIntervalMicroSeconds32(0), DELAY, TCallBack(CImageConverterContainer::Animate, <span class="keyword">this</span>));
+<a name="l00549"></a>00549 }
+<a name="l00550"></a>00550 <span class="comment">// Engine is busy, there is image conversion or scaling ongoing, wait for these</span>
+<a name="l00551"></a>00551 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iAppUi->IsEngineBusy())
+<a name="l00552"></a>00552 {
+<a name="l00553"></a>00553 <span class="keywordflow">if</span> (!iPeriodic)
+<a name="l00554"></a>00554 {
+<a name="l00555"></a>00555 iPeriodic = CPeriodic::NewL(CActive::EPriorityStandard);
+<a name="l00556"></a>00556 }
+<a name="l00557"></a>00557 <span class="keywordflow">if</span> (iPeriodic)
+<a name="l00558"></a>00558 {
+<a name="l00559"></a>00559 iPeriodic->Cancel();
+<a name="l00560"></a>00560 }
+<a name="l00561"></a>00561 iPeriodic->Start(SLEEP_DELAY, SLEEP_DELAY, TCallBack(CImageConverterContainer::Sleep, <span class="keyword">this</span>));
+<a name="l00562"></a>00562 }
+<a name="l00563"></a>00563 <span class="comment">// No image, no animation</span>
+<a name="l00564"></a>00564 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!iAppUi->IsEngineBusy() && !iBitmap)
+<a name="l00565"></a>00565 {
+<a name="l00566"></a>00566 iAnimationEvent = ENoAnimation;
+<a name="l00567"></a>00567 StopAnimate();
+<a name="l00568"></a>00568 }
+<a name="l00569"></a>00569 }
+<a name="l00570"></a>00570
+<a name="l00571"></a>00571 <span class="keywordtype">void</span> CImageConverterContainer::StartNewPictureAnimate()
+<a name="l00572"></a>00572 {
+<a name="l00573"></a>00573 <span class="keywordflow">if</span> (iNextAnimationWaiting)
+<a name="l00574"></a>00574 {
+<a name="l00575"></a>00575 iNextAnimationWaiting = EFalse;
+<a name="l00576"></a>00576 <span class="keywordflow">if</span> (iAnimationEvent == EAnimateToLeft)
+<a name="l00577"></a>00577 {
+<a name="l00578"></a>00578 iAnimationEvent = EAnimateFromRight;
+<a name="l00579"></a>00579 }
+<a name="l00580"></a>00580 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iAnimationEvent == EAnimateToRight)
+<a name="l00581"></a>00581 {
+<a name="l00582"></a>00582 iAnimationEvent = EAnimateFromLeft;
+<a name="l00583"></a>00583 }
+<a name="l00584"></a>00584
+<a name="l00585"></a>00585 <span class="keywordflow">if</span> (iAnimationEvent == EAnimateFromRight)
+<a name="l00586"></a>00586 {
+<a name="l00587"></a>00587 iPicturePoint.iX = Size().iWidth;
+<a name="l00588"></a>00588 }
+<a name="l00589"></a>00589 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iAnimationEvent == EAnimateFromLeft)
+<a name="l00590"></a>00590 {
+<a name="l00591"></a>00591 iPicturePoint.iX = iBitmap->SizeInPixels().iWidth*-1;
+<a name="l00592"></a>00592 }
+<a name="l00593"></a>00593
+<a name="l00594"></a>00594 StartAnimateL();
+<a name="l00595"></a>00595 }
+<a name="l00596"></a>00596 }
+<a name="l00597"></a>00597
+<a name="l00598"></a>00598 TBool CImageConverterContainer::IsAnimating()
+<a name="l00599"></a>00599 {
+<a name="l00600"></a>00600 <span class="keywordflow">if</span> (iPeriodic && iPeriodic->IsActive())
+<a name="l00601"></a>00601 {
+<a name="l00602"></a>00602 <span class="keywordflow">return</span> ETrue;
+<a name="l00603"></a>00603 }
+<a name="l00604"></a>00604 <span class="keywordflow">else</span>
+<a name="l00605"></a>00605 {
+<a name="l00606"></a>00606 <span class="keywordflow">return</span> EFalse;
+<a name="l00607"></a>00607 }
+<a name="l00608"></a>00608 }
+<a name="l00609"></a>00609
+<a name="l00610"></a>00610 <span class="keywordtype">void</span> CImageConverterContainer::StopAnimate()
+<a name="l00611"></a>00611 {
+<a name="l00612"></a>00612 <span class="comment">// Stop animation</span>
+<a name="l00613"></a>00613 <span class="keywordflow">if</span> (iPeriodic)
+<a name="l00614"></a>00614 {
+<a name="l00615"></a>00615 iPeriodic->Cancel();
+<a name="l00616"></a>00616 }
+<a name="l00617"></a>00617
+<a name="l00618"></a>00618 <span class="comment">// Call event now (animation is ended)</span>
+<a name="l00619"></a>00619 iAppUi->DoEvent(iPointerEvent);
+<a name="l00620"></a>00620 <span class="comment">// Clear pointer event</span>
+<a name="l00621"></a>00621 iPointerEvent = ENoValidPointerEvent;
+<a name="l00622"></a>00622
+<a name="l00623"></a>00623 <span class="comment">// Set animation event to ENoAnimation after new picture is also animated</span>
+<a name="l00624"></a>00624 <span class="keywordflow">if</span> (iAnimationEvent == EAnimateFromRight || iAnimationEvent == EAnimateFromLeft)
+<a name="l00625"></a>00625 {
+<a name="l00626"></a>00626 iAnimationEvent = ENoAnimation;
+<a name="l00627"></a>00627 }
+<a name="l00628"></a>00628
+<a name="l00629"></a>00629 <span class="keywordflow">if</span> (iAnimationEvent==ENoAnimation)
+<a name="l00630"></a>00630 {
+<a name="l00631"></a>00631 ResetTitleText(EFalse);
+<a name="l00632"></a>00632 }
+<a name="l00633"></a>00633 }
+<a name="l00634"></a>00634
+<a name="l00635"></a>00635 <span class="keywordtype">void</span> CImageConverterContainer::SetNextAnimationWaiting(TBool aValue)
+<a name="l00636"></a>00636 {
+<a name="l00637"></a>00637 iNextAnimationWaiting = aValue;
+<a name="l00638"></a>00638 }
+<a name="l00639"></a>00639
+<a name="l00640"></a>00640 TInt CImageConverterContainer::Animate(TAny* aObj)
+<a name="l00641"></a>00641 {
+<a name="l00642"></a>00642 <span class="keyword">static_cast<</span><a class="code" href="class_c_image_converter_container.html">CImageConverterContainer</a>*<span class="keyword">></span>(aObj)->DoFrame();
+<a name="l00643"></a>00643 <span class="keywordflow">return</span> 1;
+<a name="l00644"></a>00644 }
+<a name="l00645"></a>00645
+<a name="l00646"></a>00646 TInt CImageConverterContainer::Sleep(TAny* aObj)
+<a name="l00647"></a>00647 {
+<a name="l00648"></a>00648 <span class="keyword">static_cast<</span><a class="code" href="class_c_image_converter_container.html">CImageConverterContainer</a>*<span class="keyword">></span>(aObj)->SetNextAnimationWaiting(EFalse);
+<a name="l00649"></a>00649 <span class="keyword">static_cast<</span><a class="code" href="class_c_image_converter_container.html">CImageConverterContainer</a>*<span class="keyword">></span>(aObj)->StartAnimateL();
+<a name="l00650"></a>00650 <span class="keywordflow">return</span> 0;
+<a name="l00651"></a>00651 }
+<a name="l00652"></a>00652
+<a name="l00653"></a>00653 <span class="keywordtype">void</span> CImageConverterContainer::SetPictureScreenCenter(TBool aDraw)
+<a name="l00654"></a>00654 {
+<a name="l00655"></a>00655 <span class="keywordflow">if</span> (iBitmap)
+<a name="l00656"></a>00656 {
+<a name="l00657"></a>00657 iPicturePoint.SetXY((Size().iWidth - iBitmap->SizeInPixels().iWidth) / 2, (Size().iHeight - iBitmap->SizeInPixels().iHeight) / 2);
+<a name="l00658"></a>00658 <span class="keywordflow">if</span> (aDraw)
+<a name="l00659"></a>00659 {
+<a name="l00660"></a>00660 DrawToBackBuffer();
+<a name="l00661"></a>00661 DrawNow();
+<a name="l00662"></a>00662 }
+<a name="l00663"></a>00663 }
+<a name="l00664"></a>00664 }
+<a name="l00665"></a>00665
+<a name="l00666"></a>00666 <span class="keywordtype">void</span> CImageConverterContainer::DoFrame()
+<a name="l00667"></a>00667 {
+<a name="l00668"></a>00668 <span class="keywordflow">if</span> (iAnimationEvent == EAnimateToLeft)
+<a name="l00669"></a>00669 {
+<a name="l00670"></a>00670 <span class="keywordflow">if</span> (iPicturePoint.iX < iBitmap->SizeInPixels().iWidth*-1)
+<a name="l00671"></a>00671 {
+<a name="l00672"></a>00672 StopAnimate();
+<a name="l00673"></a>00673 }
+<a name="l00674"></a>00674 <span class="keywordflow">else</span>
+<a name="l00675"></a>00675 {
+<a name="l00676"></a>00676 iPixelsToMove = iPixelsToMove*2;
+<a name="l00677"></a>00677 iAnimateX = iAnimateX - iPixelsToMove;
+<a name="l00678"></a>00678 }
+<a name="l00679"></a>00679 }
+<a name="l00680"></a>00680 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iAnimationEvent == EAnimateToRight)
+<a name="l00681"></a>00681 {
+<a name="l00682"></a>00682 <span class="keywordflow">if</span> (iPicturePoint.iX > Size().iWidth)
+<a name="l00683"></a>00683 {
+<a name="l00684"></a>00684 StopAnimate();
+<a name="l00685"></a>00685 }
+<a name="l00686"></a>00686 <span class="keywordflow">else</span>
+<a name="l00687"></a>00687 {
+<a name="l00688"></a>00688 iPixelsToMove = iPixelsToMove*2;
+<a name="l00689"></a>00689 iAnimateX = iAnimateX + iPixelsToMove;
+<a name="l00690"></a>00690 }
+<a name="l00691"></a>00691 }
+<a name="l00692"></a>00692 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iAnimationEvent == EAnimateFromLeft)
+<a name="l00693"></a>00693 {
+<a name="l00694"></a>00694 <span class="comment">// Stop animate if picture is about screen center</span>
+<a name="l00695"></a>00695 iPixelsToMove = iPixelsToMove/2;
+<a name="l00696"></a>00696 iPixelsToMove++;
+<a name="l00697"></a>00697 TInt tmp = iPixelsToMove + iPicturePoint.iX;
+<a name="l00698"></a>00698 <span class="keywordflow">if</span> (tmp >= (Size().iWidth - iBitmap->SizeInPixels().iWidth)/2)
+<a name="l00699"></a>00699 {
+<a name="l00700"></a>00700 StopAnimate();
+<a name="l00701"></a>00701 SetPictureScreenCenter(EFalse);
+<a name="l00702"></a>00702 }
+<a name="l00703"></a>00703 <span class="keywordflow">else</span>
+<a name="l00704"></a>00704 {
+<a name="l00705"></a>00705 iAnimateX = iPixelsToMove;
+<a name="l00706"></a>00706 }
+<a name="l00707"></a>00707 }
+<a name="l00708"></a>00708 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (iAnimationEvent == EAnimateFromRight)
+<a name="l00709"></a>00709 {
+<a name="l00710"></a>00710 <span class="comment">// Stop animate if picture is about screen center</span>
+<a name="l00711"></a>00711 iPixelsToMove = iPixelsToMove/2;
+<a name="l00712"></a>00712 iPixelsToMove++;
+<a name="l00713"></a>00713 TInt tmp = iPicturePoint.iX - iPixelsToMove;
+<a name="l00714"></a>00714 <span class="keywordflow">if</span> (tmp <= (Size().iWidth - iBitmap->SizeInPixels().iWidth)/2)
+<a name="l00715"></a>00715 {
+<a name="l00716"></a>00716 StopAnimate();
+<a name="l00717"></a>00717 SetPictureScreenCenter(EFalse);
+<a name="l00718"></a>00718 }
+<a name="l00719"></a>00719 <span class="keywordflow">else</span>
+<a name="l00720"></a>00720 {
+<a name="l00721"></a>00721 iAnimateX = iPixelsToMove*-1;
+<a name="l00722"></a>00722 }
+<a name="l00723"></a>00723 }
+<a name="l00724"></a>00724 <span class="keywordflow">else</span>
+<a name="l00725"></a>00725 {
+<a name="l00726"></a>00726 StopAnimate();
+<a name="l00727"></a>00727 }
+<a name="l00728"></a>00728
+<a name="l00729"></a>00729 DrawToBackBuffer();
+<a name="l00730"></a>00730 DrawNow();
+<a name="l00731"></a>00731 }
+<a name="l00732"></a>00732
+<a name="l00733"></a>00733 <span class="preprocessor">#ifdef __TUI_SUPPORTED__</span>
+<a name="l00734"></a>00734 <span class="preprocessor"></span><span class="keywordtype">void</span> CImageConverterContainer::HandleLongTapEventL( <span class="keyword">const</span> TPoint& aPenEventLocation, <span class="keyword">const</span> TPoint& <span class="comment">/*aPenEventScreenLocation*/</span> )
+<a name="l00735"></a>00735 {
+<a name="l00736"></a>00736 iLongTapDetected = ETrue;
+<a name="l00737"></a>00737 iLongTapPoint.SetXY(-10,-10);
+<a name="l00738"></a>00738 MovePicture(aPenEventLocation);
+<a name="l00739"></a>00739 }
+<a name="l00740"></a>00740
+<a name="l00741"></a>00741 <span class="keywordtype">void</span> CImageConverterContainer::MovePicture(<span class="keyword">const</span> TPoint& aPoint)
+<a name="l00742"></a>00742 {
+<a name="l00743"></a>00743 <span class="keywordflow">if</span> (iLongTapPoint.iX == -10)
+<a name="l00744"></a>00744 {
+<a name="l00745"></a>00745 <span class="comment">// First move received</span>
+<a name="l00746"></a>00746 iLongTapPoint = aPoint;
+<a name="l00747"></a>00747 <span class="keywordflow">return</span>;
+<a name="l00748"></a>00748 }
+<a name="l00749"></a>00749 TInt x = iLongTapPoint.iX - aPoint.iX;
+<a name="l00750"></a>00750 TInt y = iLongTapPoint.iY - aPoint.iY;
+<a name="l00751"></a>00751 iPicturePoint.iX = iPicturePoint.iX - x;
+<a name="l00752"></a>00752 iPicturePoint.iY = iPicturePoint.iY - y;
+<a name="l00753"></a>00753 iLongTapPoint = aPoint;
+<a name="l00754"></a>00754 DrawToBackBuffer();
+<a name="l00755"></a>00755 DrawNow();
+<a name="l00756"></a>00756 }
+<a name="l00757"></a>00757 <span class="preprocessor">#endif</span>
+<a name="l00758"></a>00758 <span class="preprocessor"></span>
+<a name="l00759"></a>00759
+<a name="l00760"></a>00760 <span class="keywordtype">void</span> CImageConverterContainer::CreateBackBufferL()
+<a name="l00761"></a>00761 {
+<a name="l00762"></a>00762 <span class="comment">// create back buffer bitmap</span>
+<a name="l00763"></a>00763 iBackBuffer = <span class="keyword">new</span> (ELeave) CFbsBitmap;
+<a name="l00764"></a>00764
+<a name="l00765"></a>00765 User::LeaveIfError( iBackBuffer->Create(Size(),
+<a name="l00766"></a>00766 iEikonEnv->DefaultDisplayMode()));
+<a name="l00767"></a>00767
+<a name="l00768"></a>00768 <span class="comment">// create back buffer graphics context</span>
+<a name="l00769"></a>00769 iBackBufferDevice = CFbsBitmapDevice::NewL(iBackBuffer);
+<a name="l00770"></a>00770 User::LeaveIfError(iBackBufferDevice->CreateContext(iBackBufferContext));
+<a name="l00771"></a>00771 iBackBufferContext->SetPenStyle(CGraphicsContext::ESolidPen);
+<a name="l00772"></a>00772
+<a name="l00773"></a>00773 iBackBufferSize = iBackBuffer->SizeInPixels();
+<a name="l00774"></a>00774 }
+<a name="l00775"></a>00775
+<a name="l00776"></a>00776
+<a name="l00777"></a>00777 <span class="keywordtype">void</span> CImageConverterContainer::ReleaseBackBuffer()
+<a name="l00778"></a>00778 {
+<a name="l00779"></a>00779 <span class="keywordflow">if</span> (iBackBufferContext)
+<a name="l00780"></a>00780 {
+<a name="l00781"></a>00781 <span class="keyword">delete</span> iBackBufferContext;
+<a name="l00782"></a>00782 iBackBufferContext = NULL;
+<a name="l00783"></a>00783 }
+<a name="l00784"></a>00784 <span class="keywordflow">if</span> (iBackBufferDevice)
+<a name="l00785"></a>00785 {
+<a name="l00786"></a>00786 <span class="keyword">delete</span> iBackBufferDevice;
+<a name="l00787"></a>00787 iBackBufferDevice = NULL;
+<a name="l00788"></a>00788 }
+<a name="l00789"></a>00789 <span class="keywordflow">if</span> (iBackBuffer)
+<a name="l00790"></a>00790 {
+<a name="l00791"></a>00791 <span class="keyword">delete</span> iBackBuffer;
+<a name="l00792"></a>00792 iBackBuffer = NULL;
+<a name="l00793"></a>00793 }
+<a name="l00794"></a>00794 iBackBufferSize = TSize(0, 0);
+<a name="l00795"></a>00795 }
+<a name="l00796"></a>00796
+<a name="l00797"></a>00797
+<a name="l00798"></a>00798 <span class="keywordtype">void</span> CImageConverterContainer::DrawToBackBuffer()
+<a name="l00799"></a>00799 {
+<a name="l00800"></a>00800 <span class="keywordflow">if</span> (!iBackBufferContext)
+<a name="l00801"></a>00801 {
+<a name="l00802"></a>00802 <span class="keywordflow">return</span>;
+<a name="l00803"></a>00803 }
+<a name="l00804"></a>00804 iBackBufferContext->SetBrushColor(KRgbBlack);
+<a name="l00805"></a>00805 iBackBufferContext->Clear();
+<a name="l00806"></a>00806
+<a name="l00807"></a>00807 TRgb color = KRgbWhite;
+<a name="l00808"></a>00808 color.SetAlpha(70);
+<a name="l00809"></a>00809
+<a name="l00810"></a>00810 iBackBufferContext->SetPenColor(KRgbWhite);
+<a name="l00811"></a>00811 TInt textWidth = 0;
+<a name="l00812"></a>00812
+<a name="l00813"></a>00813 TFileName filename;
+<a name="l00814"></a>00814
+<a name="l00815"></a>00815 iBackBufferContext->UseFont(iFont);
+<a name="l00816"></a>00816
+<a name="l00817"></a>00817 <span class="comment">// Draw status text</span>
+<a name="l00818"></a>00818 textWidth = iFont->TextWidthInPixels(iStateInfo);
+<a name="l00819"></a>00819 iBackBufferContext->DrawText(iStateInfo,TPoint((Size().iWidth-textWidth)/2,iFont->FontMaxHeight()+3));
+<a name="l00820"></a>00820
+<a name="l00821"></a>00821 <span class="comment">// Draw bitmap and picture counter and filename</span>
+<a name="l00822"></a>00822 <span class="keywordflow">if</span> (iBitmap)
+<a name="l00823"></a>00823 {
+<a name="l00824"></a>00824 <span class="keywordflow">if</span> (iAnimationEvent != ENoAnimation)
+<a name="l00825"></a>00825 {
+<a name="l00826"></a>00826 iPicturePoint.iX = iPicturePoint.iX + iAnimateX;
+<a name="l00827"></a>00827 iBackBufferContext->BitBlt(iPicturePoint, iBitmap);
+<a name="l00828"></a>00828 }
+<a name="l00829"></a>00829 <span class="keywordflow">else</span>
+<a name="l00830"></a>00830 {
+<a name="l00831"></a>00831 iBackBufferContext->BitBlt(iPicturePoint, iBitmap);
+<a name="l00832"></a>00832 iBackBufferContext->SetPenColor(KRgbGray);
+<a name="l00833"></a>00833 iBackBufferContext->DrawRect(TRect(iPicturePoint.iX-3,
+<a name="l00834"></a>00834 iPicturePoint.iY-3,
+<a name="l00835"></a>00835 iPicturePoint.iX + iBitmap->SizeInPixels().iWidth + 3,
+<a name="l00836"></a>00836 iPicturePoint.iY + iBitmap->SizeInPixels().iHeight + 3));
+<a name="l00837"></a>00837
+<a name="l00838"></a>00838 iBackBufferContext->SetPenColor(KRgbWhite);
+<a name="l00839"></a>00839
+<a name="l00840"></a>00840 <span class="comment">// Draw filename</span>
+<a name="l00841"></a>00841 iAppUi->ImageName(filename);
+<a name="l00842"></a>00842 textWidth = iFont->TextWidthInPixels(filename);
+<a name="l00843"></a>00843 iBackBufferContext->DrawText(filename,TPoint(5,iFont->FontMaxHeight()+3));
+<a name="l00844"></a>00844
+<a name="l00845"></a>00845 <span class="comment">// Draw counter</span>
+<a name="l00846"></a>00846 iPictureInfo.Zero();
+<a name="l00847"></a>00847 iPictureInfo.AppendNum(iAppUi->ImageIndex()+1);
+<a name="l00848"></a>00848 iPictureInfo.Append(_L(<span class="stringliteral">" of "</span>));
+<a name="l00849"></a>00849 iPictureInfo.AppendNum(iAppUi->ImageCount());
+<a name="l00850"></a>00850 textWidth = iFont->TextWidthInPixels(iPictureInfo);
+<a name="l00851"></a>00851 iBackBufferContext->DrawText(iPictureInfo,TPoint(Size().iWidth-textWidth-5,iFont->FontMaxHeight()+3));
+<a name="l00852"></a>00852 }
+<a name="l00853"></a>00853 }
+<a name="l00854"></a>00854
+<a name="l00855"></a>00855 <span class="comment">// Draw round rect for filename and counter</span>
+<a name="l00856"></a>00856 iBackBufferContext->SetBrushColor(color);
+<a name="l00857"></a>00857 iBackBufferContext->SetBrushStyle(CWindowGc::ESolidBrush);
+<a name="l00858"></a>00858 iBackBufferContext->DrawRoundRect(TRect(2,2,Size().iWidth-2,iFont->FontMaxHeight()+7),TSize(2,2));
+<a name="l00859"></a>00859 iBackBufferContext->SetBrushStyle(CWindowGc::ENullBrush);
+<a name="l00860"></a>00860
+<a name="l00861"></a>00861
+<a name="l00862"></a>00862 <span class="comment">//Finding correct location for CBA and drawing them.</span>
+<a name="l00863"></a>00863 <span class="comment">//</span>
+<a name="l00864"></a>00864 <span class="comment">// Note that there is a known issue detected in the S60 5th Edition SDK v0.9. With an empty status pane, </span>
+<a name="l00865"></a>00865 <span class="comment">// AknLayoutUtils::CbaLocation() does not return correct locations for CBA in </span>
+<a name="l00866"></a>00866 <span class="comment">// the landscape orientation. This method has been tested to work fine on S60 3rd Edition and</span>
+<a name="l00867"></a>00867 <span class="comment">// 5th Edition devices.</span>
+<a name="l00868"></a>00868
+<a name="l00869"></a>00869 iBackBufferContext->UseFont(iCbaFont);
+<a name="l00870"></a>00870 iBackBufferContext->SetPenColor(KRgbGray);
+<a name="l00871"></a>00871 <span class="keywordflow">if</span> (AknLayoutUtils::CbaLocation() == AknLayoutUtils::EAknCbaLocationRight)
+<a name="l00872"></a>00872 {
+<a name="l00873"></a>00873 <span class="comment">// Landscape</span>
+<a name="l00874"></a>00874 <span class="keywordflow">if</span> (iAppUi->IsOptionsButtonOnTop())
+<a name="l00875"></a>00875 {
+<a name="l00876"></a>00876 <span class="comment">// Options selection is on top (Nokia E90)</span>
+<a name="l00877"></a>00877 <span class="comment">// Draw menu item "Exit"</span>
+<a name="l00878"></a>00878 iPictureInfo.Zero();
+<a name="l00879"></a>00879 iPictureInfo.Append(_L(<span class="stringliteral">"Exit"</span>));
+<a name="l00880"></a>00880 textWidth = iCbaFont->TextWidthInPixels(iPictureInfo);
+<a name="l00881"></a>00881 iBackBufferContext->DrawText(iPictureInfo,TPoint(Size().iWidth-textWidth-5,Size().iHeight-7));
+<a name="l00882"></a>00882 <span class="comment">// Save exit rect for Touch</span>
+<a name="l00883"></a>00883 iExitRect.SetRect(Size().iWidth-textWidth-30,Size().iHeight-30,Size().iWidth,Size().iHeight);
+<a name="l00884"></a>00884
+<a name="l00885"></a>00885 <span class="comment">// Draw menu item "Options"</span>
+<a name="l00886"></a>00886 iPictureInfo.Zero();
+<a name="l00887"></a>00887 iPictureInfo.Append(_L(<span class="stringliteral">"Options"</span>));
+<a name="l00888"></a>00888 textWidth = iCbaFont->TextWidthInPixels(iPictureInfo);
+<a name="l00889"></a>00889 iBackBufferContext->DrawText(iPictureInfo,TPoint(Size().iWidth-textWidth-5,iCbaFont->FontMaxHeight()+30));
+<a name="l00890"></a>00890 <span class="comment">// Save option rect for Touch</span>
+<a name="l00891"></a>00891 iOptionsRect.SetRect(Size().iWidth-textWidth-30,iCbaFont->FontMaxHeight()+10,Size().iWidth,iCbaFont->FontMaxHeight()+40);
+<a name="l00892"></a>00892 }
+<a name="l00893"></a>00893 <span class="keywordflow">else</span>
+<a name="l00894"></a>00894 {
+<a name="l00895"></a>00895 <span class="comment">// Options selection is on bottom (Nokia N95)</span>
+<a name="l00896"></a>00896 <span class="comment">// Draw menu item "Options"</span>
+<a name="l00897"></a>00897 iPictureInfo.Zero();
+<a name="l00898"></a>00898 iPictureInfo.Append(_L(<span class="stringliteral">"Options"</span>));
+<a name="l00899"></a>00899 textWidth = iCbaFont->TextWidthInPixels(iPictureInfo);
+<a name="l00900"></a>00900 iBackBufferContext->DrawText(iPictureInfo,TPoint(Size().iWidth-textWidth-5,Size().iHeight-7));
+<a name="l00901"></a>00901 <span class="comment">// Save exit rect for Touch</span>
+<a name="l00902"></a>00902 iOptionsRect.SetRect(Size().iWidth-textWidth-30,Size().iHeight-30,Size().iWidth,Size().iHeight);
+<a name="l00903"></a>00903
+<a name="l00904"></a>00904 <span class="comment">// Draw menu item "Exit"</span>
+<a name="l00905"></a>00905 iPictureInfo.Zero();
+<a name="l00906"></a>00906 iPictureInfo.Append(_L(<span class="stringliteral">"Exit"</span>));
+<a name="l00907"></a>00907 textWidth = iCbaFont->TextWidthInPixels(iPictureInfo);
+<a name="l00908"></a>00908 iBackBufferContext->DrawText(iPictureInfo,TPoint(Size().iWidth-textWidth-5,iCbaFont->FontMaxHeight()+30));
+<a name="l00909"></a>00909 <span class="comment">// Save option rect for Touch</span>
+<a name="l00910"></a>00910 iExitRect.SetRect(Size().iWidth-textWidth-30,iCbaFont->FontMaxHeight()+10,Size().iWidth,iCbaFont->FontMaxHeight()+40);
+<a name="l00911"></a>00911 }
+<a name="l00912"></a>00912 }
+<a name="l00913"></a>00913 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(AknLayoutUtils::CbaLocation() == AknLayoutUtils::EAknCbaLocationBottom)
+<a name="l00914"></a>00914 {
+<a name="l00915"></a>00915 <span class="comment">// Portrait</span>
+<a name="l00916"></a>00916 <span class="comment">// Draw menu item "Options"</span>
+<a name="l00917"></a>00917 iPictureInfo.Zero();
+<a name="l00918"></a>00918 iPictureInfo.Append(_L(<span class="stringliteral">"Options"</span>));
+<a name="l00919"></a>00919 textWidth = iCbaFont->TextWidthInPixels(iPictureInfo);
+<a name="l00920"></a>00920 iBackBufferContext->DrawText(iPictureInfo,TPoint(5,Size().iHeight-7));
+<a name="l00921"></a>00921 <span class="comment">// Save option rect for Touch</span>
+<a name="l00922"></a>00922 iOptionsRect.SetRect(0,Size().iHeight-30,textWidth+30,Size().iHeight);
+<a name="l00923"></a>00923
+<a name="l00924"></a>00924 <span class="comment">// Draw menu item "Exit"</span>
+<a name="l00925"></a>00925 iPictureInfo.Zero();
+<a name="l00926"></a>00926 iPictureInfo.Append(_L(<span class="stringliteral">"Exit"</span>));
+<a name="l00927"></a>00927 textWidth = iCbaFont->TextWidthInPixels(iPictureInfo);
+<a name="l00928"></a>00928 iBackBufferContext->DrawText(iPictureInfo,TPoint(Size().iWidth-textWidth-5,Size().iHeight-7));
+<a name="l00929"></a>00929 <span class="comment">// Save exit rect for Touch</span>
+<a name="l00930"></a>00930 iExitRect.SetRect(Size().iWidth-textWidth-30,Size().iHeight-30,Size().iWidth,Size().iHeight);
+<a name="l00931"></a>00931 }
+<a name="l00932"></a>00932
+<a name="l00933"></a>00933 }
+<a name="l00934"></a>00934
+<a name="l00935"></a>00935
+<a name="l00936"></a>00936
+<a name="l00937"></a>00937
+<a name="l00938"></a>00938
+<a name="l00939"></a>00939 <span class="comment">// End of File </span>
+</pre></div></div>
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