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Diffstat (limited to 'platform/android/viewer/src/com/artifex/mupdfdemo/MuPDFPageView.java')
-rw-r--r--platform/android/viewer/src/com/artifex/mupdfdemo/MuPDFPageView.java691
1 files changed, 0 insertions, 691 deletions
diff --git a/platform/android/viewer/src/com/artifex/mupdfdemo/MuPDFPageView.java b/platform/android/viewer/src/com/artifex/mupdfdemo/MuPDFPageView.java
deleted file mode 100644
index 3f48cc37..00000000
--- a/platform/android/viewer/src/com/artifex/mupdfdemo/MuPDFPageView.java
+++ /dev/null
@@ -1,691 +0,0 @@
-package com.artifex.mupdfdemo;
-
-import java.util.ArrayList;
-
-import com.artifex.mupdfdemo.MuPDFCore.Cookie;
-
-import android.annotation.TargetApi;
-import android.app.AlertDialog;
-import android.content.ClipData;
-import android.content.Context;
-import android.content.DialogInterface;
-import android.graphics.Bitmap;
-import android.graphics.Point;
-import android.graphics.PointF;
-import android.graphics.RectF;
-import android.net.Uri;
-import android.os.Build;
-import android.text.method.PasswordTransformationMethod;
-import android.view.LayoutInflater;
-import android.view.WindowManager;
-import android.view.inputmethod.EditorInfo;
-import android.widget.EditText;
-
-/* This enum should be kept in line with the cooresponding C enum in mupdf.c */
-enum SignatureState {
- NoSupport,
- Unsigned,
- Signed
-}
-
-abstract class PassClickResultVisitor {
- public abstract void visitText(PassClickResultText result);
- public abstract void visitChoice(PassClickResultChoice result);
- public abstract void visitSignature(PassClickResultSignature result);
-}
-
-class PassClickResult {
- public final boolean changed;
-
- public PassClickResult(boolean _changed) {
- changed = _changed;
- }
-
- public void acceptVisitor(PassClickResultVisitor visitor) {
- }
-}
-
-class PassClickResultText extends PassClickResult {
- public final String text;
-
- public PassClickResultText(boolean _changed, String _text) {
- super(_changed);
- text = _text;
- }
-
- public void acceptVisitor(PassClickResultVisitor visitor) {
- visitor.visitText(this);
- }
-}
-
-class PassClickResultChoice extends PassClickResult {
- public final String [] options;
- public final String [] selected;
-
- public PassClickResultChoice(boolean _changed, String [] _options, String [] _selected) {
- super(_changed);
- options = _options;
- selected = _selected;
- }
-
- public void acceptVisitor(PassClickResultVisitor visitor) {
- visitor.visitChoice(this);
- }
-}
-
-class PassClickResultSignature extends PassClickResult {
- public final SignatureState state;
-
- public PassClickResultSignature(boolean _changed, int _state) {
- super(_changed);
- state = SignatureState.values()[_state];
- }
-
- public void acceptVisitor(PassClickResultVisitor visitor) {
- visitor.visitSignature(this);
- }
-}
-
-public class MuPDFPageView extends PageView implements MuPDFView {
- final private FilePicker.FilePickerSupport mFilePickerSupport;
- private final MuPDFCore mCore;
- private AsyncTask<Void,Void,PassClickResult> mPassClick;
- private RectF mWidgetAreas[];
- private Annotation mAnnotations[];
- private int mSelectedAnnotationIndex = -1;
- private AsyncTask<Void,Void,RectF[]> mLoadWidgetAreas;
- private AsyncTask<Void,Void,Annotation[]> mLoadAnnotations;
- private AlertDialog.Builder mTextEntryBuilder;
- private AlertDialog.Builder mChoiceEntryBuilder;
- private AlertDialog.Builder mSigningDialogBuilder;
- private AlertDialog.Builder mSignatureReportBuilder;
- private AlertDialog.Builder mPasswordEntryBuilder;
- private EditText mPasswordText;
- private AlertDialog mTextEntry;
- private AlertDialog mPasswordEntry;
- private EditText mEditText;
- private AsyncTask<String,Void,Boolean> mSetWidgetText;
- private AsyncTask<String,Void,Void> mSetWidgetChoice;
- private AsyncTask<PointF[],Void,Void> mAddStrikeOut;
- private AsyncTask<PointF[][],Void,Void> mAddInk;
- private AsyncTask<Integer,Void,Void> mDeleteAnnotation;
- private AsyncTask<Void,Void,String> mCheckSignature;
- private AsyncTask<Void,Void,Boolean> mSign;
- private Runnable changeReporter;
-
- public MuPDFPageView(Context c, FilePicker.FilePickerSupport filePickerSupport, MuPDFCore core, Point parentSize, Bitmap sharedHqBm) {
- super(c, parentSize, sharedHqBm);
- mFilePickerSupport = filePickerSupport;
- mCore = core;
- mTextEntryBuilder = new AlertDialog.Builder(c);
- mTextEntryBuilder.setTitle(getContext().getString(R.string.fill_out_text_field));
- LayoutInflater inflater = (LayoutInflater)c.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
- mEditText = (EditText)inflater.inflate(R.layout.textentry, null);
- mTextEntryBuilder.setView(mEditText);
- mTextEntryBuilder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog, int which) {
- dialog.dismiss();
- }
- });
- mTextEntryBuilder.setPositiveButton(R.string.okay, new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog, int which) {
- mSetWidgetText = new AsyncTask<String,Void,Boolean> () {
- @Override
- protected Boolean doInBackground(String... arg0) {
- return mCore.setFocusedWidgetText(mPageNumber, arg0[0]);
- }
- @Override
- protected void onPostExecute(Boolean result) {
- changeReporter.run();
- if (!result)
- invokeTextDialog(mEditText.getText().toString());
- }
- };
-
- mSetWidgetText.execute(mEditText.getText().toString());
- }
- });
- mTextEntry = mTextEntryBuilder.create();
-
- mChoiceEntryBuilder = new AlertDialog.Builder(c);
- mChoiceEntryBuilder.setTitle(getContext().getString(R.string.choose_value));
-
- mSigningDialogBuilder = new AlertDialog.Builder(c);
- mSigningDialogBuilder.setTitle("Select certificate and sign?");
- mSigningDialogBuilder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
- @Override
- public void onClick(DialogInterface dialog, int which) {
- dialog.dismiss();
- }
- });
- mSigningDialogBuilder.setPositiveButton(R.string.okay, new DialogInterface.OnClickListener() {
- @Override
- public void onClick(DialogInterface dialog, int which) {
- FilePicker picker = new FilePicker(mFilePickerSupport) {
- @Override
- void onPick(Uri uri) {
- signWithKeyFile(uri);
- }
- };
-
- picker.pick();
- }
- });
-
- mSignatureReportBuilder = new AlertDialog.Builder(c);
- mSignatureReportBuilder.setTitle("Signature checked");
- mSignatureReportBuilder.setPositiveButton(R.string.okay, new DialogInterface.OnClickListener() {
- @Override
- public void onClick(DialogInterface dialog, int which) {
- dialog.dismiss();
- }
- });
-
- mPasswordText = new EditText(c);
- mPasswordText.setInputType(EditorInfo.TYPE_TEXT_VARIATION_PASSWORD);
- mPasswordText.setTransformationMethod(new PasswordTransformationMethod());
-
- mPasswordEntryBuilder = new AlertDialog.Builder(c);
- mPasswordEntryBuilder.setTitle(R.string.enter_password);
- mPasswordEntryBuilder.setView(mPasswordText);
- mPasswordEntryBuilder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
- @Override
- public void onClick(DialogInterface dialog, int which) {
- dialog.dismiss();
- }
- });
-
- mPasswordEntry = mPasswordEntryBuilder.create();
- }
-
- private void signWithKeyFile(final Uri uri) {
- mPasswordEntry.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
- mPasswordEntry.setButton(AlertDialog.BUTTON_POSITIVE, "Sign", new DialogInterface.OnClickListener() {
- @Override
- public void onClick(DialogInterface dialog, int which) {
- dialog.dismiss();
- signWithKeyFileAndPassword(uri, mPasswordText.getText().toString());
- }
- });
-
- mPasswordEntry.show();
- }
-
- private void signWithKeyFileAndPassword(final Uri uri, final String password) {
- mSign = new AsyncTask<Void,Void,Boolean>() {
- @Override
- protected Boolean doInBackground(Void... params) {
- return mCore.signFocusedSignature(Uri.decode(uri.getEncodedPath()), password);
- }
- @Override
- protected void onPostExecute(Boolean result) {
- if (result)
- {
- changeReporter.run();
- }
- else
- {
- mPasswordText.setText("");
- signWithKeyFile(uri);
- }
- }
-
- };
-
- mSign.execute();
- }
-
- public LinkInfo hitLink(float x, float y) {
- // Since link highlighting was implemented, the super class
- // PageView has had sufficient information to be able to
- // perform this method directly. Making that change would
- // make MuPDFCore.hitLinkPage superfluous.
- float scale = mSourceScale*(float)getWidth()/(float)mSize.x;
- float docRelX = (x - getLeft())/scale;
- float docRelY = (y - getTop())/scale;
-
- for (LinkInfo l: mLinks)
- if (l.rect.contains(docRelX, docRelY))
- return l;
-
- return null;
- }
-
- private void invokeTextDialog(String text) {
- mEditText.setText(text);
- mTextEntry.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
- mTextEntry.show();
- }
-
- private void invokeChoiceDialog(final String [] options) {
- mChoiceEntryBuilder.setItems(options, new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialog, int which) {
- mSetWidgetChoice = new AsyncTask<String,Void,Void>() {
- @Override
- protected Void doInBackground(String... params) {
- String [] sel = {params[0]};
- mCore.setFocusedWidgetChoiceSelected(sel);
- return null;
- }
-
- @Override
- protected void onPostExecute(Void result) {
- changeReporter.run();
- }
- };
-
- mSetWidgetChoice.execute(options[which]);
- }
- });
- AlertDialog dialog = mChoiceEntryBuilder.create();
- dialog.show();
- }
-
- private void invokeSignatureCheckingDialog() {
- mCheckSignature = new AsyncTask<Void,Void,String> () {
- @Override
- protected String doInBackground(Void... params) {
- return mCore.checkFocusedSignature();
- }
- @Override
- protected void onPostExecute(String result) {
- AlertDialog report = mSignatureReportBuilder.create();
- report.setMessage(result);
- report.show();
- }
- };
-
- mCheckSignature.execute();
- }
-
- private void invokeSigningDialog() {
- AlertDialog dialog = mSigningDialogBuilder.create();
- dialog.show();
- }
-
- private void warnNoSignatureSupport() {
- AlertDialog dialog = mSignatureReportBuilder.create();
- dialog.setTitle("App built with no signature support");
- dialog.show();
- }
-
- public void setChangeReporter(Runnable reporter) {
- changeReporter = reporter;
- }
-
- public Hit passClickEvent(float x, float y) {
- float scale = mSourceScale*(float)getWidth()/(float)mSize.x;
- final float docRelX = (x - getLeft())/scale;
- final float docRelY = (y - getTop())/scale;
- boolean hit = false;
- int i;
-
- if (mAnnotations != null) {
- for (i = 0; i < mAnnotations.length; i++)
- if (mAnnotations[i].contains(docRelX, docRelY)) {
- hit = true;
- break;
- }
-
- if (hit) {
- switch (mAnnotations[i].type) {
- case HIGHLIGHT:
- case UNDERLINE:
- case SQUIGGLY:
- case STRIKEOUT:
- case INK:
- mSelectedAnnotationIndex = i;
- setItemSelectBox(mAnnotations[i]);
- return Hit.Annotation;
- }
- }
- }
-
- mSelectedAnnotationIndex = -1;
- setItemSelectBox(null);
-
- if (!mCore.javascriptSupported())
- return Hit.Nothing;
-
- if (mWidgetAreas != null) {
- for (i = 0; i < mWidgetAreas.length && !hit; i++)
- if (mWidgetAreas[i].contains(docRelX, docRelY))
- hit = true;
- }
-
- if (hit) {
- mPassClick = new AsyncTask<Void,Void,PassClickResult>() {
- @Override
- protected PassClickResult doInBackground(Void... arg0) {
- return mCore.passClickEvent(mPageNumber, docRelX, docRelY);
- }
-
- @Override
- protected void onPostExecute(PassClickResult result) {
- if (result.changed) {
- changeReporter.run();
- }
-
- result.acceptVisitor(new PassClickResultVisitor() {
- @Override
- public void visitText(PassClickResultText result) {
- invokeTextDialog(result.text);
- }
-
- @Override
- public void visitChoice(PassClickResultChoice result) {
- invokeChoiceDialog(result.options);
- }
-
- @Override
- public void visitSignature(PassClickResultSignature result) {
- switch (result.state) {
- case NoSupport:
- warnNoSignatureSupport();
- break;
- case Unsigned:
- invokeSigningDialog();
- break;
- case Signed:
- invokeSignatureCheckingDialog();
- break;
- }
- }
- });
- }
- };
-
- mPassClick.execute();
- return Hit.Widget;
- }
-
- return Hit.Nothing;
- }
-
- @TargetApi(11)
- public boolean copySelection() {
- final StringBuilder text = new StringBuilder();
-
- processSelectedText(new TextProcessor() {
- StringBuilder line;
-
- public void onStartLine() {
- line = new StringBuilder();
- }
-
- public void onWord(TextWord word) {
- if (line.length() > 0)
- line.append(' ');
- line.append(word.w);
- }
-
- public void onEndLine() {
- if (text.length() > 0)
- text.append('\n');
- text.append(line);
- }
- });
-
- if (text.length() == 0)
- return false;
-
- int currentApiVersion = android.os.Build.VERSION.SDK_INT;
- if (currentApiVersion >= android.os.Build.VERSION_CODES.HONEYCOMB) {
- android.content.ClipboardManager cm = (android.content.ClipboardManager)mContext.getSystemService(Context.CLIPBOARD_SERVICE);
-
- cm.setPrimaryClip(ClipData.newPlainText("MuPDF", text));
- } else {
- android.text.ClipboardManager cm = (android.text.ClipboardManager)mContext.getSystemService(Context.CLIPBOARD_SERVICE);
- cm.setText(text);
- }
-
- deselectText();
-
- return true;
- }
-
- public boolean markupSelection(final Annotation.Type type) {
- final ArrayList<PointF> quadPoints = new ArrayList<PointF>();
- processSelectedText(new TextProcessor() {
- RectF rect;
-
- public void onStartLine() {
- rect = new RectF();
- }
-
- public void onWord(TextWord word) {
- rect.union(word);
- }
-
- public void onEndLine() {
- if (!rect.isEmpty()) {
- quadPoints.add(new PointF(rect.left, rect.bottom));
- quadPoints.add(new PointF(rect.right, rect.bottom));
- quadPoints.add(new PointF(rect.right, rect.top));
- quadPoints.add(new PointF(rect.left, rect.top));
- }
- }
- });
-
- if (quadPoints.size() == 0)
- return false;
-
- mAddStrikeOut = new AsyncTask<PointF[],Void,Void>() {
- @Override
- protected Void doInBackground(PointF[]... params) {
- addMarkup(params[0], type);
- return null;
- }
-
- @Override
- protected void onPostExecute(Void result) {
- loadAnnotations();
- update();
- }
- };
-
- mAddStrikeOut.execute(quadPoints.toArray(new PointF[quadPoints.size()]));
-
- deselectText();
-
- return true;
- }
-
- public void deleteSelectedAnnotation() {
- if (mSelectedAnnotationIndex != -1) {
- if (mDeleteAnnotation != null)
- mDeleteAnnotation.cancel(true);
-
- mDeleteAnnotation = new AsyncTask<Integer,Void,Void>() {
- @Override
- protected Void doInBackground(Integer... params) {
- mCore.deleteAnnotation(mPageNumber, params[0]);
- return null;
- }
-
- @Override
- protected void onPostExecute(Void result) {
- loadAnnotations();
- update();
- }
- };
-
- mDeleteAnnotation.execute(mSelectedAnnotationIndex);
-
- mSelectedAnnotationIndex = -1;
- setItemSelectBox(null);
- }
- }
-
- public void deselectAnnotation() {
- mSelectedAnnotationIndex = -1;
- setItemSelectBox(null);
- }
-
- public boolean saveDraw() {
- PointF[][] path = getDraw();
-
- if (path == null)
- return false;
-
- if (mAddInk != null) {
- mAddInk.cancel(true);
- mAddInk = null;
- }
- mAddInk = new AsyncTask<PointF[][],Void,Void>() {
- @Override
- protected Void doInBackground(PointF[][]... params) {
- mCore.addInkAnnotation(mPageNumber, params[0]);
- return null;
- }
-
- @Override
- protected void onPostExecute(Void result) {
- loadAnnotations();
- update();
- }
-
- };
-
- mAddInk.execute(getDraw());
- cancelDraw();
-
- return true;
- }
-
- @Override
- protected CancellableTaskDefinition<Void, Void> getDrawPageTask(final Bitmap bm, final int sizeX, final int sizeY,
- final int patchX, final int patchY, final int patchWidth, final int patchHeight) {
- return new MuPDFCancellableTaskDefinition<Void, Void>(mCore) {
- @Override
- public Void doInBackground(MuPDFCore.Cookie cookie, Void ... params) {
- // Workaround bug in Android Honeycomb 3.x, where the bitmap generation count
- // is not incremented when drawing.
- if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB &&
- Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH)
- bm.eraseColor(0);
- mCore.drawPage(bm, mPageNumber, sizeX, sizeY, patchX, patchY, patchWidth, patchHeight, cookie);
- return null;
- }
- };
-
- }
-
- protected CancellableTaskDefinition<Void, Void> getUpdatePageTask(final Bitmap bm, final int sizeX, final int sizeY,
- final int patchX, final int patchY, final int patchWidth, final int patchHeight)
- {
- return new MuPDFCancellableTaskDefinition<Void, Void>(mCore) {
-
- @Override
- public Void doInBackground(MuPDFCore.Cookie cookie, Void ... params) {
- // Workaround bug in Android Honeycomb 3.x, where the bitmap generation count
- // is not incremented when drawing.
- if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB &&
- Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH)
- bm.eraseColor(0);
- mCore.updatePage(bm, mPageNumber, sizeX, sizeY, patchX, patchY, patchWidth, patchHeight, cookie);
- return null;
- }
- };
- }
-
- @Override
- protected LinkInfo[] getLinkInfo() {
- return mCore.getPageLinks(mPageNumber);
- }
-
- @Override
- protected TextWord[][] getText() {
- return mCore.textLines(mPageNumber);
- }
-
- @Override
- protected void addMarkup(PointF[] quadPoints, Annotation.Type type) {
- mCore.addMarkupAnnotation(mPageNumber, quadPoints, type);
- }
-
- private void loadAnnotations() {
- mAnnotations = null;
- if (mLoadAnnotations != null)
- mLoadAnnotations.cancel(true);
- mLoadAnnotations = new AsyncTask<Void,Void,Annotation[]> () {
- @Override
- protected Annotation[] doInBackground(Void... params) {
- return mCore.getAnnotations(mPageNumber);
- }
-
- @Override
- protected void onPostExecute(Annotation[] result) {
- mAnnotations = result;
- }
- };
-
- mLoadAnnotations.execute();
- }
-
- @Override
- public void setPage(final int page, PointF size) {
- loadAnnotations();
-
- mLoadWidgetAreas = new AsyncTask<Void,Void,RectF[]> () {
- @Override
- protected RectF[] doInBackground(Void... arg0) {
- return mCore.getWidgetAreas(page);
- }
-
- @Override
- protected void onPostExecute(RectF[] result) {
- mWidgetAreas = result;
- }
- };
-
- mLoadWidgetAreas.execute();
-
- super.setPage(page, size);
- }
-
- public void setScale(float scale) {
- // This type of view scales automatically to fit the size
- // determined by the parent view groups during layout
- }
-
- @Override
- public void releaseResources() {
- if (mPassClick != null) {
- mPassClick.cancel(true);
- mPassClick = null;
- }
-
- if (mLoadWidgetAreas != null) {
- mLoadWidgetAreas.cancel(true);
- mLoadWidgetAreas = null;
- }
-
- if (mLoadAnnotations != null) {
- mLoadAnnotations.cancel(true);
- mLoadAnnotations = null;
- }
-
- if (mSetWidgetText != null) {
- mSetWidgetText.cancel(true);
- mSetWidgetText = null;
- }
-
- if (mSetWidgetChoice != null) {
- mSetWidgetChoice.cancel(true);
- mSetWidgetChoice = null;
- }
-
- if (mAddStrikeOut != null) {
- mAddStrikeOut.cancel(true);
- mAddStrikeOut = null;
- }
-
- if (mDeleteAnnotation != null) {
- mDeleteAnnotation.cancel(true);
- mDeleteAnnotation = null;
- }
-
- super.releaseResources();
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-02 20:05:07 +0000