private void OpenPDFDocument(Windows.Storage.StorageFile file)
{
if (file != null)
{
IAsyncOperation <Windows.Storage.FileProperties.BasicProperties> file_property = file.GetBasicPropertiesAsync();
Windows.Storage.FileProperties.BasicProperties properties = file_property.GetResults();
m_SDKDocument = new FSDK_Document();
int result = m_SDKDocument.OpenDocumentAsync(file, (int)properties.Size, null).GetResults();
if (result != 0)
{
return;
}
m_PDFDoc.pointer = m_SDKDocument.m_hDoc.pointer;
result = LoadPage(m_iCurPageIndex);
if (result != 0)
{
return;
}
m_dbScaleFator = (m_dbCommonFitWidthScale < m_dbCommonFitHeightScale) ? m_dbCommonFitWidthScale : m_dbCommonFitHeightScale;
ShowPage();
}
else
{
//ShowErrorLog("Error: Fail to pick a valid PDF file.", ref new UICommandInvokedHandler(this, renderPage.ReturnCommandInvokedHandler));
return;
}
}
public renderPage()
{
this.InitializeComponent();
m_PDFFunction = new Inherited_PDFFunction();
m_SDKDocument = new FSDK_Document();
m_PDFDoc.pointer = 0;
m_iCurPageIndex = 0;
m_PDFPage.pointer = 0;
m_fPageWidth = 0.0f;
m_fPageHeight = 0.0f;
m_iStartX = 0;
m_iStartY = 0;
m_iRenderAreaSizeX = 0;
m_iRenderAreaSizeY = 0;
m_iRotation = 0;
m_dbScaleDelta = 0.05f;
m_dbScaleFator = 1.0f;
m_dbCommonFitWidthScale = 1.0f;
m_dbCommonFitHeightScale = 1.0f;
m_dbRotateFitWidthScale = 1.0f;
m_dbRotateFitHeightScale = 1.0f;
m_bFitWidth = false;
m_bFitHeight = false;
}
//bool[] annotLoadFlagList;
public renderPage()
{
this.InitializeComponent();
/////////////////////////////////
m_bReleaseLibrary = false;
m_SDKDocument = null;
m_PDFFunction = new Inherited_PDFFunction();
//Initialize, otherwise no method of SDK can be used.
int iRet = m_PDFFunction.FSDK_Initialize();
if (0 != iRet)
{
return;
}
m_bReleaseLibrary = true;
m_SDKDocument = new FSDK_Document();
m_PDFDoc.pointer = 0;
m_PDFPage.pointer = 0;
//m_iCurPageIndex = 0;
m_iPageCount = 0;
m_fPageWidth = 0.0f;
m_fPageHeight = 0.0f;
m_iStartX = 0;
m_iStartY = 0;
m_iRenderAreaSizeX = 0;
m_iRenderAreaSizeY = 0;
m_iRotation = 0;
m_dbScaleDelta = 0.25f;
m_dbScaleFator = 1.0f;
m_dbCommonFitWidthScale = 1.0f;
m_dbCommonFitHeightScale = 1.0f;
//m_dbRotateFitWidthScale = 1.0f;
//m_dbRotateFitHeightScale = 1.0f;
m_bFitWidth = false;
m_bFitHeight = false;
m_mousestate = false;
firstVisibleIndex = 0;
nextInvisibleIndex = 0;
visiblePage = new Dictionary<int, pageInfo>();
shadowHeight = 10;
//totalPageNum = 0;
selectPageStartIndex = -1;
selectPageEndIndex = -1;
selectCharStartIndex = -1;
selectCharEndIndex = -1;
rSelectPageStartIndex = -1;
rSelectPageEndIndex = -1;
rSelectCharStartIndex = -1;
rSelectCharEndIndex = -1;
selectBmpTemp = new byte[0];
Windows.UI.Core.CoreWindow.GetForCurrentThread().KeyDown += RenderPage_KeyDown;
Windows.UI.Core.CoreWindow.GetForCurrentThread().KeyUp += RenderPage_KeyUp;
wordInfoList = new List<wordInfo>();
}
//////////////////////////////////////////////////////////////// open pdf and load pdf and calculate pdf size and unload pdf
private async void OpenPDFDocument(Windows.Storage.StorageFile file)
{
if (file != null)
{
Windows.Storage.FileProperties.BasicProperties properties = await file.GetBasicPropertiesAsync();
m_SDKDocument = new FSDK_Document();
//Load PDF document
int result = await m_SDKDocument.OpenDocumentAsync(file, (int)properties.Size);
if(result != 0)
{
return;
}
m_PDFDoc.pointer = m_SDKDocument.m_hDoc.pointer;
m_iPageCount = m_PDFFunction.My_Doc_CountPages(m_PDFDoc);
//import wordlist into struct
string[] testStr = new string[WordNumber];
testStr = Wordlist;
wordInfo wInfo;
for (int count = 0; count < testStr.Length; count++)
{
bool[] testData = new bool[m_iPageCount];
for (int count1 = 0; count1 < testData.Length; count1++)
{
testData[count1] = false;
}
wInfo.word = testStr[count];
wInfo.annotFlag = testData;
wordInfoList.Add(wInfo);
}
//Load first two PDF page
result = LoadPage(0);
if(result != 0)
{
return;
}
result = LoadPage(1);
if (result != 0)
{
return;
}
nextInvisibleIndex = 2;
//get page size and calculate suitable render size
GetPageInfo();
m_dbScaleFator = (m_dbCommonFitWidthScale < m_dbCommonFitHeightScale) ? m_dbCommonFitWidthScale : m_dbCommonFitHeightScale;
CalcRenderSize();
//Show PDF page to device.
initPdfGrid(m_iPageCount);
ShowPage();
//initial preview page
preview_visiblePage = new Dictionary<int, PageHandle>();
Preview_InitGrid();
}
return;
}
