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-rw-r--r--platform/winrt/gsview/mudocument.cs1747
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diff --git a/platform/winrt/gsview/mudocument.cs b/platform/winrt/gsview/mudocument.cs
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index 291a424e..00000000
--- a/platform/winrt/gsview/mudocument.cs
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@@ -1,1747 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-//using System.Threading.Tasks;
-using System.Threading;
-using System.Runtime.InteropServices;
-using System.Security;
-using System.Windows;
-using System.ComponentModel;
-using System.Windows.Forms;
-
-/* This file contains the interface between the muctx cpp class, which
- implements the mupdf calls and the .net managed code */
-
-namespace gsview
-{
- /* Parameters for conversion */
- public struct ConvertParams_t
- {
- public int resolution;
- public gsDevice_t device;
- public String outputfile;
- public int num_pages;
- public System.Collections.IList pages;
- public int currpage;
- public GS_Result_t result;
- };
-
- /* Must match enum in muctx.h */
- enum mudevice_t
- {
- SVG_OUT,
- PNM_OUT,
- PCL_OUT,
- PWG_OUT,
- };
-
- public class muPDFEventArgs : EventArgs
- {
- private bool m_completed;
- private int m_progress;
- private ConvertParams_t m_param;
-
- public bool Completed
- {
- get { return m_completed; }
- }
-
- public ConvertParams_t Params
- {
- get { return m_param; }
- }
-
- public int Progress
- {
- get { return m_progress; }
- }
-
- public muPDFEventArgs(bool completed, int progress, ConvertParams_t param)
- {
- m_completed = completed;
- m_progress = progress;
- m_param = param;
- }
- }
-
- public struct content_s
- {
- public int page;
- public IntPtr string_margin;
- }
-
- [SuppressUnmanagedCodeSecurity]
- class mudocument
- {
- public bool is64bit;
- IntPtr mu_object;
- BackgroundWorker m_worker;
- ConvertParams_t m_params;
- /* Callbacks to Main */
- internal delegate void mupdfDLLProblem(object muObject, String mess);
- internal event mupdfDLLProblem mupdfDLLProblemMain;
- internal delegate void mupdfCallBackMain(object muObject, muPDFEventArgs info);
- internal event mupdfCallBackMain mupdfUpdateMain;
-
- private System.Object m_lock = new System.Object();
- public List<ContentItem> contents;
-
- #region DLLInterface
- /* The list of functions that we use to call into C interface of muctx.
- * Calling into C++ code from managed code is complex. Since CLR
- * compiling is needed and that does not support mutex. Hence the C
- * interface */
- [DllImport("mupdfnet64.dll", EntryPoint = "mInitialize", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern IntPtr mInitialize64();
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mOpenDocument", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern status_t mOpenDocument64(IntPtr ctx, string filename);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mCleanUp", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mCleanUp64(IntPtr ctx);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetPageCount", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetPageCount64(IntPtr ctx);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mRequiresPassword", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern bool mRequiresPassword64(IntPtr ctx);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mApplyPassword", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern bool mApplyPassword64(IntPtr ctx, string password);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mRenderPage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mRenderPage64(IntPtr ctx, int page_num,
- Byte[] bmp_data, int bmp_width, int bmp_height, double scale,
- bool flipy);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mMeasurePage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mMeasurePage64(IntPtr ctx, int page_num,
- ref double width, ref double height);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetContents", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetContents64(IntPtr ctx);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mReleaseContents", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mReleaseContents64();
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mSetAA", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mSetAA64(IntPtr ctx, int level);
-
- /* The managed code Marshal actually releases the allocated string from C */
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetContentsItem", CharSet = CharSet.Ansi,
- CallingConvention = CallingConvention.StdCall)]
- [return: MarshalAs(UnmanagedType.LPStr)]
- private static extern string mGetContentsItem64(int k, ref int len, ref int page);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mCreateDisplayList", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern IntPtr mCreateDisplayList64(IntPtr ctx, int page_num,
- ref int page_width, ref int page_height);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mCreateDisplayListAnnot",
- CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
- private static extern IntPtr mCreateDisplayListAnnot64(IntPtr ctx, int page_num);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mCreateDisplayListText", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern IntPtr mCreateDisplayListText64(IntPtr ctx, int page_num,
- ref int page_width, ref int page_height, ref IntPtr text, ref int length);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mRenderPageMT", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mRenderPageMT64(IntPtr ctx, IntPtr dlist,
- IntPtr annot_dlist, int page_width, int page_height, Byte[] bmp_data,
- int bmp_width, int bmp_height, double scale, bool flipy);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mTextSearchPage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mTextSearchPage64(IntPtr ctx, int page_num,
- string needle);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetTextSearchItem", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern bool mGetTextSearchItem64(int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mReleaseTextSearch", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mReleaseTextSearch64();
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetLinksPage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetLinksPage64(IntPtr ctx, int page_num);
-
- /* The managed code Marshal actually releases the allocated string from C */
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetLinkItem", CharSet = CharSet.Ansi,
- CallingConvention = CallingConvention.StdCall)]
- [return: MarshalAs(UnmanagedType.LPStr)]
- private static extern string mGetLinkItem64(int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width, ref int topage,
- ref int type);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mReleaseLink", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mReleaseLink64();
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mReleaseText", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mReleaseText64(IntPtr ctx, IntPtr textpage);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetTextBlock", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetTextBlock64(IntPtr textpage, int block_num,
- ref double top_x,ref double top_y, ref double height, ref double width);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetTextLine", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetTextLine64(IntPtr textpage, int block_num,
- int line_num, ref double top_x, ref double top_y, ref double height,
- ref double width);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetTextCharacter", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetTextCharacter64(IntPtr textpage, int block_num,
- int line_num, int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mExtractPages", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mExtractPages64(String infile, String outfile,
- String password, bool has_password, bool linearize, int num_pages,
- IntPtr pages);
-
- [DllImport("mupdfnet64.dll", EntryPoint = "mSavePage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mSavePage64(IntPtr ctx, String outfile,
- int page_num, int res, int type, bool append);
-
- /* The managed code Marshal actually releases the allocated string from C */
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetVers", CharSet = CharSet.Ansi,
- CallingConvention = CallingConvention.StdCall)]
- [return: MarshalAs(UnmanagedType.LPStr)]
- private static extern string mGetVers64();
-
- /* The managed code Marshal actually releases the allocated string from C */
- [DllImport("mupdfnet64.dll", EntryPoint = "mGetText", CharSet = CharSet.Ansi,
- CallingConvention = CallingConvention.StdCall)]
- [return: MarshalAs(UnmanagedType.LPStr)]
- private static extern string mGetText64(IntPtr ctx, int pagenum, int type);
-
- /* And the 32bit version */
- [DllImport("mupdfnet32.dll", EntryPoint = "mInitialize", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern IntPtr mInitialize32();
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mOpenDocument", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern status_t mOpenDocument32(IntPtr ctx, string filename);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mCleanUp", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mCleanUp32(IntPtr ctx);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetPageCount", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetPageCount32(IntPtr ctx);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mRequiresPassword", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern bool mRequiresPassword32(IntPtr ctx);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mApplyPassword", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern bool mApplyPassword32(IntPtr ctx, string password);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mRenderPage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mRenderPage32(IntPtr ctx, int page_num,
- Byte[] bmp_data, int bmp_width, int bmp_height, double scale,
- bool flipy);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mMeasurePage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mMeasurePage32(IntPtr ctx, int page_num,
- ref double width, ref double height);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetContents", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetContents32(IntPtr ctx);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mReleaseContents", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mReleaseContents32();
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mSetAA", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mSetAA32(IntPtr ctx, int level);
-
- /* The managed code Marshal actually releases the allocated string from C */
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetContentsItem", CharSet = CharSet.Ansi,
- CallingConvention = CallingConvention.StdCall)]
- [return: MarshalAs(UnmanagedType.LPStr)]
- private static extern string mGetContentsItem32(int k, ref int len, ref int page);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mCreateDisplayList", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern IntPtr mCreateDisplayList32(IntPtr ctx, int page_num,
- ref int page_width, ref int page_height);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mCreateDisplayListAnnot",
- CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
- private static extern IntPtr mCreateDisplayListAnnot32(IntPtr ctx, int page_num);
-
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mCreateDisplayListText", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern IntPtr mCreateDisplayListText32(IntPtr ctx, int page_num,
- ref int page_width, ref int page_height, ref IntPtr text, ref int length);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mRenderPageMT", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mRenderPageMT32(IntPtr ctx, IntPtr dlist,
- IntPtr annot_dlist, int page_width, int page_height, Byte[] bmp_data,
- int bmp_width, int bmp_height, double scale, bool flipy);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mTextSearchPage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mTextSearchPage32(IntPtr ctx, int page_num,
- string needle);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetTextSearchItem", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern bool mGetTextSearchItem32(int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mReleaseTextSearch", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mReleaseTextSearch32();
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetLinksPage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetLinksPage32(IntPtr ctx, int page_num);
-
- /* The managed code Marshal actually releases the allocated string from C */
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetLinkItem", CharSet = CharSet.Ansi,
- CallingConvention = CallingConvention.StdCall)]
- [return: MarshalAs(UnmanagedType.LPStr)]
- private static extern string mGetLinkItem32(int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width, ref int topage,
- ref int type);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mReleaseLink", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mReleaseLink32();
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mReleaseText", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern void mReleaseText32(IntPtr ctx, IntPtr textpage);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetTextBlock", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetTextBlock32(IntPtr textpage, int block_num,
- ref double top_x, ref double top_y, ref double height, ref double width);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetTextLine", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetTextLine32(IntPtr textpage, int block_num,
- int line_num, ref double top_x, ref double top_y, ref double height,
- ref double width);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetTextCharacter", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mGetTextCharacter32(IntPtr textpage, int block_num,
- int line_num, int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mExtractPages", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mExtractPages32(String infile, String outfile,
- String password, bool has_password, bool linearize, int num_pages,
- IntPtr pages);
-
- [DllImport("mupdfnet32.dll", EntryPoint = "mSavePage", CharSet = CharSet.Auto,
- CallingConvention = CallingConvention.StdCall)]
- private static extern int mSavePage32(IntPtr ctx, String outfile,
- int page_num, int res, int type, bool append);
-
- /* The managed code Marshal actually releases the allocated string from C */
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetVers", CharSet = CharSet.Ansi,
- CallingConvention = CallingConvention.StdCall)]
- [return: MarshalAs(UnmanagedType.LPStr)]
- private static extern string mGetVers32();
-
- /* The managed code Marshal actually releases the allocated string from C */
- [DllImport("mupdfnet32.dll", EntryPoint = "mGetText", CharSet = CharSet.Ansi,
- CallingConvention = CallingConvention.StdCall)]
- [return: MarshalAs(UnmanagedType.LPStr)]
- private static extern string mGetText32(IntPtr ctx, int pagenum, int type);
-
- #endregion DLLInterface
-
- #region DLLErrorTrap
- /* And make sure we can catch any issues in finding the DLL or if we have
- * a 32bit 64bit issue */
- private IntPtr tc_mInitialize()
- {
- IntPtr output;
- try
- {
- if (is64bit)
- output = mInitialize64();
- else
- output = mInitialize32();
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 1";
- mupdfDLLProblemMain(this, err);
- return IntPtr.Zero;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return IntPtr.Zero;
- }
- return output;
- }
-
- private status_t tc_mOpenDocument(IntPtr ctx, string filename)
- {
- status_t output;
- try
- {
- if (is64bit)
- output = mOpenDocument64(ctx, filename);
- else
- output = mOpenDocument32(ctx, filename);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 2";
- mupdfDLLProblemMain(this, err);
- return status_t.E_FAILURE;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return status_t.E_FAILURE;
- }
- return output;
- }
-
- private int tc_mCleanUp(IntPtr ctx)
- {
- try
- {
- if (is64bit)
- mCleanUp64(ctx);
- else
- mCleanUp32(ctx);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 3";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return 0;
- }
-
- private int tc_mGetPageCount(IntPtr ctx)
- {
- int output;
- try
- {
- if (is64bit)
- output = mGetPageCount64(ctx);
- else
- output = mGetPageCount32(ctx);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 4";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private bool tc_mRequiresPassword(IntPtr ctx)
- {
- bool output;
- try
- {
- if (is64bit)
- output = mRequiresPassword64(ctx);
- else
- output = mRequiresPassword32(ctx);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 5";
- mupdfDLLProblemMain(this, err);
- return false;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return false;
- }
- return output;
- }
-
- private bool tc_mApplyPassword(IntPtr ctx, string password)
- {
- bool output;
- try
- {
- if (is64bit)
- output = mApplyPassword64(ctx, password);
- else
- output = mApplyPassword32(ctx, password);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 6";
- mupdfDLLProblemMain(this, err);
- return false;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return false;
- }
- return output;
- }
-
- private int tc_mRenderPage(IntPtr ctx, int page_num, Byte[] bmp_data,
- int bmp_width, int bmp_height, double scale, bool flipy)
- {
- int output;
- try
- {
- if (is64bit)
- output = mRenderPage64(ctx, page_num, bmp_data, bmp_width,
- bmp_height, scale, flipy);
- else
- output = mRenderPage32(ctx, page_num, bmp_data, bmp_width,
- bmp_height, scale, flipy);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 7";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private int tc_mMeasurePage(IntPtr ctx, int page_num, ref double width,
- ref double height)
- {
- int output;
- try
- {
- if (is64bit)
- output = mMeasurePage64(ctx, page_num, ref width, ref height);
- else
- output = mMeasurePage32(ctx, page_num, ref width, ref height);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 8";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private int tc_mGetContents(IntPtr ctx)
- {
- int output;
- try
- {
- if (is64bit)
- output = mGetContents64(ctx);
- else
- output = mGetContents32(ctx);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 9";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private int tc_mReleaseContents()
- {
- try
- {
- if (is64bit)
- mReleaseContents64();
- else
- mReleaseContents32();
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 10";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return 0;
- }
-
- private string tc_mGetContentsItem(int k, ref int len, ref int page)
- {
- String output;
- try
- {
- if (is64bit)
- output = mGetContentsItem64(k, ref len, ref page);
- else
- output = mGetContentsItem32(k, ref len, ref page);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 11";
- mupdfDLLProblemMain(this, err);
- return null;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return null;
- }
- return output;
- }
-
- private IntPtr tc_mCreateDisplayListAnnot(IntPtr ctx, int page_num)
- {
- IntPtr output;
- try
- {
- if (is64bit)
- output = mCreateDisplayListAnnot64(ctx, page_num);
- else
- output = mCreateDisplayListAnnot32(ctx, page_num);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 12";
- mupdfDLLProblemMain(this, err);
- return IntPtr.Zero;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return IntPtr.Zero;
- }
- return output;
- }
-
- private IntPtr tc_mCreateDisplayList(IntPtr ctx, int page_num,
- ref int page_width, ref int page_height)
- {
- IntPtr output;
- try
- {
- if (is64bit)
- output = mCreateDisplayList64(ctx, page_num, ref page_width,
- ref page_height);
- else
- output = mCreateDisplayList32(ctx, page_num, ref page_width,
- ref page_height);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 13";
- mupdfDLLProblemMain(this, err);
- return IntPtr.Zero;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return IntPtr.Zero;
- }
- return output;
- }
-
- private int tc_mSetAA(IntPtr ctx, int level)
- {
- try
- {
- if (is64bit)
- mSetAA64(ctx, level);
- else
- mSetAA32(ctx, level);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 14";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return 0;
- }
-
- private IntPtr tc_mCreateDisplayListText(IntPtr ctx, int page_num,
- ref int page_width, ref int page_height, ref IntPtr text, ref int length)
- {
- IntPtr output;
- try
- {
- if (is64bit)
- output = mCreateDisplayListText64(ctx, page_num, ref page_width,
- ref page_height, ref text, ref length);
- else
- output = mCreateDisplayListText32(ctx, page_num, ref page_width,
- ref page_height, ref text, ref length);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 15";
- mupdfDLLProblemMain(this, err);
- return IntPtr.Zero;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return IntPtr.Zero;
- }
- return output;
- }
-
- private int tc_mRenderPageMT(IntPtr ctx, IntPtr dlist, IntPtr annot_dlist,
- int page_width, int page_height, Byte[] bmp_data, int bmp_width,
- int bmp_height, double scale, bool flipy)
- {
- int output;
- try
- {
- if (is64bit)
- output = mRenderPageMT64(ctx, dlist, annot_dlist, page_width,
- page_height, bmp_data, bmp_width, bmp_height, scale, flipy);
- else
- output = mRenderPageMT32(ctx, dlist, annot_dlist, page_width,
- page_height, bmp_data, bmp_width, bmp_height, scale, flipy);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 16";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private int tc_mTextSearchPage(IntPtr ctx, int page_num, string needle)
- {
- int output;
- try
- {
- if (is64bit)
- output = mTextSearchPage64(ctx, page_num, needle);
- else
- output = mTextSearchPage32(ctx, page_num, needle);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 17";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private bool tc_mGetTextSearchItem(int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width)
- {
- bool output;
- try
- {
- if (is64bit)
- output = mGetTextSearchItem64(item_num, ref top_x, ref top_y,
- ref height, ref width);
- else
- output = mGetTextSearchItem32(item_num, ref top_x, ref top_y,
- ref height, ref width);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 18";
- mupdfDLLProblemMain(this, err);
- return false;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return false;
- }
- return output;
- }
-
- private int tc_mReleaseTextSearch()
- {
- try
- {
- if (is64bit)
- mReleaseTextSearch64();
- else
- mReleaseTextSearch32();
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 18";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return 0;
- }
-
- private int tc_mGetLinksPage(IntPtr ctx, int page_num)
- {
- int output;
- try
- {
- if (is64bit)
- output = mGetLinksPage64(ctx, page_num);
- else
- output = mGetLinksPage32(ctx, page_num);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 19";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private string tc_mGetLinkItem(int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width, ref int topage,
- ref int type)
- {
- String output;
- try
- {
- if (is64bit)
- output = mGetLinkItem64(item_num, ref top_x, ref top_y, ref height,
- ref width, ref topage, ref type);
- else
- output = mGetLinkItem32(item_num, ref top_x, ref top_y, ref height,
- ref width, ref topage, ref type);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 20";
- mupdfDLLProblemMain(this, err);
- return null;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return null;
- }
- return output;
- }
-
- private int tc_mReleaseLink()
- {
- try
- {
- if (is64bit)
- mReleaseLink64();
- else
- mReleaseLink32();
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 21";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return 0;
- }
-
- private int tc_mReleaseText(IntPtr ctx, IntPtr textpage)
- {
- try
- {
- if (is64bit)
- mReleaseText64(ctx, textpage);
- else
- mReleaseText32(ctx, textpage);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 22";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return 0;
- }
-
- private int tc_mGetTextBlock(IntPtr textpage, int block_num,
- ref double top_x, ref double top_y, ref double height, ref double width)
- {
- int output;
- try
- {
- if (is64bit)
- output = mGetTextBlock64(textpage, block_num, ref top_x,
- ref top_y, ref height, ref width);
- else
- output = mGetTextBlock32(textpage, block_num, ref top_x,
- ref top_y, ref height, ref width);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 23";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private int tc_mGetTextLine(IntPtr textpage, int block_num,
- int line_num, ref double top_x, ref double top_y, ref double height,
- ref double width)
- {
- int output;
- try
- {
- if (is64bit)
- output = mGetTextLine64(textpage, block_num, line_num,
- ref top_x, ref top_y, ref height, ref width);
- else
- output = mGetTextLine32(textpage, block_num, line_num,
- ref top_x, ref top_y, ref height, ref width);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 24";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private int tc_mGetTextCharacter(IntPtr textpage, int block_num,
- int line_num, int item_num, ref double top_x,
- ref double top_y, ref double height, ref double width)
- {
- int output;
- try
- {
- if (is64bit)
- output = mGetTextCharacter64(textpage, block_num, line_num,
- item_num, ref top_x, ref top_y, ref height, ref width);
- else
- output = mGetTextCharacter32(textpage, block_num, line_num,
- item_num, ref top_x, ref top_y, ref height, ref width);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 25";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private int tc_mExtractPages(String infile, String outfile,
- String password, bool has_password, bool linearize, int num_pages,
- IntPtr pages)
- {
- int output;
- try
- {
- if (is64bit)
- output = mExtractPages64(infile, outfile, password, has_password,
- linearize, num_pages, pages);
- else
- output = mExtractPages32(infile, outfile, password, has_password,
- linearize, num_pages, pages);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 26";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
-
- private string tc_mGetVers()
- {
- String output;
- try
- {
- if (is64bit)
- output = mGetVers64();
- else
- output = mGetVers32();
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 27";
- mupdfDLLProblemMain(this, err);
- return null;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return null;
- }
- return output;
- }
-
- private string tc_mGetText(IntPtr ctx, int pagenum, textout_t type)
- {
- String output;
- try
- {
- if (is64bit)
- output = mGetText64(ctx, pagenum, (int) type);
- else
- output = mGetText32(ctx, pagenum, (int) type);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 28";
- mupdfDLLProblemMain(this, err);
- return null;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return null;
- }
- return output;
- }
-
- private int tc_mSavePage(IntPtr ctx, String outfile, int page_num,
- int res, int type, bool append)
- {
- int output;
- try
- {
- if (is64bit)
- output = mSavePage64(ctx, outfile, page_num, res, type, append);
- else
- output = mSavePage32(ctx, outfile, page_num, res, type, append);
- }
- catch (DllNotFoundException)
- {
- /* DLL not found */
- String err = "DllNotFoundException: MuPDF DLL not found 29";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- catch (BadImageFormatException)
- {
- /* Using 32 bit with 64 or vice versa */
- String err = "BadImageFormatException: Incorrect MuPDF DLL";
- mupdfDLLProblemMain(this, err);
- return -1;
- }
- return output;
- }
- #endregion DLLErrorTrap
-
- /* Now the actual code that does some work */
- public status_t Initialize()
- {
- is64bit = Environment.Is64BitOperatingSystem &&
- Environment.Is64BitProcess;
-
- mu_object = tc_mInitialize();
- if (mu_object == null)
- return status_t.E_FAILURE;
- else
- return status_t.S_ISOK;
- }
-
- public void CleanUp()
- {
- if (mu_object != null)
- {
- lock(m_lock)
- tc_mCleanUp(mu_object);
- }
- }
-
- public String GetText(int page_num, textout_t type)
- {
- return tc_mGetText(mu_object, page_num, type);
- }
-
- public void GetVersion(out String vers)
- {
- vers = tc_mGetVers();
- }
-
- public int GetPageCount()
- {
- return tc_mGetPageCount(mu_object);
- }
-
- public bool RequiresPassword()
- {
- return tc_mRequiresPassword(mu_object);
- }
-
- public bool ApplyPassword(String password)
- {
- return tc_mApplyPassword(mu_object, password);
- }
-
- public void SetAA(AA_t AAlevel)
- {
- lock (m_lock)
- {
- tc_mSetAA(mu_object, (int)AAlevel);
- }
- }
-
- public int RenderPage(int page_num, Byte[] bmp_data, int bmp_width,
- int bmp_height, double scale, bool flipy, bool use_dlist, bool
- get_text, out BlocksText blocks, bool annotation,
- out Annotate_t annot_type)
- {
- int code;
- blocks = null;
- String blockcolor = "#00FFFFFF";
- String linecolor = "#402572AC";
- /* Debug */
- //blockcolor = "#20FFFF00";
-
- annot_type = Annotate_t.UNKNOWN;
- if (use_dlist)
- {
- IntPtr dlist = IntPtr.Zero;
- IntPtr annot_dlist = IntPtr.Zero;
- IntPtr text = IntPtr.Zero;
- int num_blocks = 0;
-
- int page_height = 0;
- int page_width = 0;
-
- if (get_text)
- {
- lock (m_lock)
- {
- dlist = tc_mCreateDisplayListText(mu_object, page_num,
- ref page_width, ref page_height, ref text, ref num_blocks);
- }
- /* If we have some text go ahead and get the bounding boxes
- * now. There is likely a better way to do this with passing
- * a structure across the boundary in a single call. ToDO */
- /* Length here is the number of blocks. mupdf splits block
- * into lines (spans) and then these into text characters
- * Our goal here is to get them into a structure that we
- * can rapidly use in our ui display. Maintaining the block
- * and span stucture so that we can minimize the number of
- * rects that are introduced */
- if (num_blocks > 0)
- {
- blocks = new BlocksText();
- for (int kk = 0; kk < num_blocks; kk++)
- {
- double top_x = 0, top_y = 0, height = 0, width = 0;
- var block = new TextBlock();
-
- int num_lines = tc_mGetTextBlock(text, kk, ref top_x,
- ref top_y, ref height, ref width);
-
- block.X = top_x;
- block.Y = top_y;
- block.Width = width;
- block.Height = height;
- block.Color = blockcolor;
- block.Scale = 1.0;
- block.PageNumber = page_num;
- blocks.Add(block);
-
- blocks[kk].TextLines = new List<TextLine>();
- for (int jj = 0; jj < num_lines; jj++)
- {
- var line = new TextLine();
- int num_chars = tc_mGetTextLine(text, kk, jj, ref top_x,
- ref top_y, ref height, ref width);
- line.X = top_x;
- line.Y = top_y;
- line.Width = width;
- line.Height = height;
- line.Scale = 1.0;
- line.Color = linecolor;
- blocks[kk].TextLines.Add(line);
-
- blocks[kk].TextLines[jj].TextCharacters = new List<TextCharacter>();
- for (int mm = 0; mm < num_chars; mm++)
- {
- var textchars = new TextCharacter();
- int character = tc_mGetTextCharacter(text, kk, jj, mm, ref top_x,
- ref top_y, ref height, ref width);
- textchars.X = top_x;
- textchars.Y = top_y;
- textchars.Width = width;
- textchars.Height = height;
- textchars.Scale = 1.0;
- textchars.Color = linecolor;
- textchars.character = System.Convert.ToChar(character).ToString();
- blocks[kk].TextLines[jj].TextCharacters.Add(textchars);
- }
- }
- }
- /* We are done with the text object */
- tc_mReleaseText(mu_object, text);
- }
- }
- else
- lock (m_lock)
- {
- dlist = tc_mCreateDisplayList(mu_object, page_num,
- ref page_width, ref page_height);
- }
- if (annotation)
- {
- lock (m_lock)
- {
- annot_dlist = tc_mCreateDisplayListAnnot(mu_object, page_num);
- if (annot_dlist == IntPtr.Zero)
- annot_type = Annotate_t.NO_ANNOTATE;
- else
- annot_type = Annotate_t.HAS_ANNOTATE;
- }
- }
-
- /* Rendering of display list can occur with other threads so unlock */
- if (dlist == null)
- {
- return (int) status_t.E_FAILURE;
- }
- code = tc_mRenderPageMT(mu_object, dlist, annot_dlist, page_width,
- page_height, bmp_data, bmp_width, bmp_height, scale, flipy);
- }
- else
- {
- lock(m_lock)
- {
- code = tc_mRenderPage(mu_object, page_num, bmp_data, bmp_width,
- bmp_height, scale, flipy);
- }
- }
- return code;
- }
-
- public status_t OpenFile(string filename)
- {
- return tc_mOpenDocument(mu_object, filename);
- }
-
- public int GetPageSize(int page_num, out Point size_out)
- {
- int code;
- double height = 0, width = 0;
-
- size_out = new Point();
-
- lock(m_lock)
- {
- code = tc_mMeasurePage(mu_object, page_num, ref width, ref height);
- }
-
- size_out.X = width;
- size_out.Y = height;
- return code;
- }
-
- public int ComputeContents()
- {
- int num_items;
- int len = 0, page = 0;
-
- lock(m_lock)
- {
- num_items = tc_mGetContents(mu_object);
- }
-
- if (contents == null)
- contents = new List<ContentItem>();
-
- for (int k = 0; k < num_items; k++)
- {
- ContentItem item = new ContentItem();
- item.StringMargin = tc_mGetContentsItem(k, ref len, ref page);
- item.Page = page;
- contents.Add(item);
- }
- return num_items;
- }
-
- public void ReleaseContents()
- {
- tc_mReleaseContents();
- }
-
- public int TextSearchPage(int page_num, String needle)
- {
- int num_found;
- lock (m_lock)
- {
- num_found = tc_mTextSearchPage(mu_object, page_num, needle);
- }
- return num_found;
- }
-
- public bool GetTextSearchItem(int k, out Point top_left, out Size size_rect)
- {
- double top_x = 0, top_y = 0 , height = 0, width = 0;
- bool found = tc_mGetTextSearchItem(k, ref top_x, ref top_y, ref height, ref width);
-
- top_left = new Point();
- size_rect = new Size();
-
- top_left.X = top_x;
- top_left.Y = top_y;
- size_rect.Width = width;
- size_rect.Height = height;
-
- return found;
- }
-
- public void ReleaseTextSearch()
- {
- tc_mReleaseTextSearch();
- }
-
- public int GetLinksPage(int page_num)
- {
- int num_found;
- lock (m_lock)
- {
- num_found = tc_mGetLinksPage(mu_object, page_num);
- }
- return num_found;
- }
-
- public void GetLinkItem(int k, out Point top_left, out Size size_rect,
- out String uri, out int topage, out int typea)
- {
- double top_x = 0, top_y = 0, height = 0, width = 0;
- int typeb = 0;
- int linkpage = 0;
-
- uri = tc_mGetLinkItem(k, ref top_x, ref top_y, ref height, ref width,
- ref linkpage, ref typeb);
-
- topage = linkpage;
- typea = typeb;
- top_left = new Point();
- size_rect = new Size();
-
- top_left.X = top_x;
- top_left.Y = top_y;
- size_rect.Width = width;
- size_rect.Height = height;
- }
-
- public void ReleaseLink()
- {
- tc_mReleaseLink();
- }
-
- public void ReleaseText(IntPtr textpage)
- {
- tc_mReleaseText(mu_object, textpage);
- }
-
- public void HTMLSaveAs(String infile, String outfile, String password,
- bool has_password, bool linearize, int num_pages, System.Collections.IList pages)
- {
- if (num_pages > 0)
- {
- /* We need to do an allocation for our array of page numbers and
- * perform pinning to avoid GC while in the c++ code */
- GCHandle pagesPtrStable;
- int[] page_list;
- page_list = new int[pages.Count];
-
- for (int kk = 0; kk < pages.Count; kk++)
- {
- SelectPage currpage = (SelectPage)pages[kk];
- page_list[kk] = currpage.Page;
- }
- pagesPtrStable = GCHandle.Alloc(page_list, GCHandleType.Pinned);
- tc_mExtractPages(infile, outfile, password, has_password, linearize,
- num_pages, pagesPtrStable.AddrOfPinnedObject());
- pagesPtrStable.Free();
- }
- else
- {
- tc_mExtractPages(infile, outfile, password, has_password, linearize,
- num_pages, IntPtr.Zero);
- }
- }
-
- public void PDFExtract(String infile, String outfile, String password,
- bool has_password, bool linearize, int num_pages, System.Collections.IList pages)
- {
- if (num_pages > 0)
- {
- /* We need to do an allocation for our array of page numbers and
- * perform pinning to avoid GC while in the c++ code */
- GCHandle pagesPtrStable;
- int[] page_list;
- page_list = new int[pages.Count];
-
- for (int kk = 0; kk < pages.Count; kk++)
- {
- SelectPage currpage = (SelectPage)pages[kk];
- page_list[kk] = currpage.Page;
- }
- pagesPtrStable = GCHandle.Alloc(page_list, GCHandleType.Pinned);
- tc_mExtractPages(infile, outfile, password, has_password, linearize,
- num_pages, pagesPtrStable.AddrOfPinnedObject());
- pagesPtrStable.Free();
- }
- else
- {
- tc_mExtractPages(infile, outfile, password, has_password, linearize,
- num_pages, IntPtr.Zero);
- }
- }
-
- public gsStatus ConvertSave(gsDevice_t device, String outputFile, int num_pages,
- System.Collections.IList pages, int resolution)
- {
- ConvertParams_t convertparams = new ConvertParams_t();
-
- convertparams.device = device;
- convertparams.outputfile = outputFile;
- convertparams.num_pages = num_pages;
- convertparams.resolution = resolution;
- convertparams.pages = pages;
- convertparams.currpage = 1;
- return ConvertMuPDF(convertparams);
- }
-
- /* Render page by page in background with progress call back */
- private gsStatus ConvertMuPDF(ConvertParams_t Params)
- {
- try
- {
- if (m_worker != null && m_worker.IsBusy)
- {
- m_worker.CancelAsync();
- return gsStatus.GS_BUSY;
- }
- if (m_worker == null)
- {
- m_worker = new BackgroundWorker();
- m_worker.WorkerReportsProgress = true;
- m_worker.WorkerSupportsCancellation = true;
- m_worker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(MuPDFCompleted);
- m_worker.ProgressChanged += new ProgressChangedEventHandler(MuPDFProgressChanged);
- m_worker.DoWork += new DoWorkEventHandler(MuPDFWork);
- }
-
- m_params = Params;
- m_worker.RunWorkerAsync(Params);
- return gsStatus.GS_READY;
- }
- catch (OutOfMemoryException e)
- {
- Console.WriteLine("Memory allocation failed during mupdf rendering\n");
- return gsStatus.GS_ERROR;
- }
- }
-
- private void MuPDFCompleted(object sender, RunWorkerCompletedEventArgs e)
- {
- ConvertParams_t Value;
- muPDFEventArgs info;
-
- if (e.Cancelled)
- {
- Value = new ConvertParams_t();
- Value.result = GS_Result_t.gsCANCELLED;
- info = new muPDFEventArgs(true, 100, Value);
- }
- else
- {
- Value = (ConvertParams_t)e.Result;
- info = new muPDFEventArgs(true, 100, Value);
- }
- mupdfUpdateMain(this, info);
- }
-
- private void MuPDFProgressChanged(object sender, ProgressChangedEventArgs e)
- {
- /* Callback with progress */
- ConvertParams_t Value = new ConvertParams_t();
- muPDFEventArgs info = new muPDFEventArgs(false, e.ProgressPercentage, Value);
- mupdfUpdateMain(this, info);
- }
-
- public void Cancel()
- {
- m_worker.CancelAsync();
- }
-
- /* ToDo: do we report pages that failed? or just push on */
- private void MuPDFWork(object sender, DoWorkEventArgs e)
- {
- ConvertParams_t muparams = (ConvertParams_t)e.Argument;
- String out_file = muparams.outputfile;
- int num_pages = muparams.num_pages;
- int resolution = muparams.resolution;
- var pages = muparams.pages;
- BackgroundWorker worker = sender as BackgroundWorker;
-
- muparams.result = GS_Result_t.gsOK;
-
- int result;
-
- for (int kk = 0; kk < num_pages; kk++)
- {
- SelectPage curr_page = (SelectPage)pages[kk];
- int page_num = curr_page.Page;
- bool append = (kk != 0);
-
- /* Look for file extension. */
- string extension = System.IO.Path.GetExtension(out_file);
- int len = extension.Length;
- String new_out_file = out_file.Substring(0, out_file.Length - len);
- String out_file_name = new_out_file + "_" + page_num + extension;
-
- /* Question: is lock valid when done from this worker thread? */
- switch (muparams.device)
- {
- case gsDevice_t.svg:
- lock (this.m_lock) /* Single-page format */
- result = tc_mSavePage(mu_object, out_file_name,
- page_num - 1, resolution, (int) mudevice_t.SVG_OUT,
- false);
- break;
- case gsDevice_t.pnm:
- lock (this.m_lock) /* Single-page format */
- result = tc_mSavePage(mu_object, out_file_name,
- page_num - 1, resolution, (int)mudevice_t.PNM_OUT,
- false);
- break;
- case gsDevice_t.pclbitmap: /* Multi-page format */
- lock (this.m_lock)
- result = tc_mSavePage(mu_object, out_file,
- page_num - 1, resolution, (int)mudevice_t.PCL_OUT,
- append);
- break;
- case gsDevice_t.pwg: /* Multi-page format */
- lock (this.m_lock)
- result = tc_mSavePage(mu_object, out_file,
- page_num - 1, resolution, (int)mudevice_t.PWG_OUT,
- append);
- break;
- }
- double prog = (double) (kk+1.0)/((double) num_pages) * 100.0;
- worker.ReportProgress((int)prog);
-
- if (worker.CancellationPending == true)
- {
- e.Cancel = true;
- muparams.result = GS_Result_t.gsCANCELLED;
- break;
- }
- }
- e.Result = muparams;
- return;
- }
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-17 06:32:50 +0000