/** prevent swipe left if the user is scrolling the page left */
public boolean isPagePreviousOkay() {
boolean isOkay = true;
if (CurrentPageManager.getInstance().isMapShown()) {
// allow swipe left if at left edge of map
boolean isAtLeftEdge = (getScrollX() == 0);
// the first side swipe takes us to the edge and second takes us to next page
isOkay = isAtLeftEdge && wasAtLeftEdge;
wasAtLeftEdge = isAtLeftEdge;
wasAtRightEdge = false;
}
return isOkay;
}
/** prevent swipe right if the user is scrolling the page right */
public boolean isPageNextOkay() {
boolean isOkay = true;
if (CurrentPageManager.getInstance().isMapShown()) {
// allow swipe right if at right side of map
boolean isAtRightEdge = (getScrollX() >= getMaxHorizontalScroll());
// the first side swipe takes us to the edge and second takes us to next page
isOkay = isAtRightEdge && wasAtRightEdge;
wasAtRightEdge = isAtRightEdge;
wasAtLeftEdge = false;
}
return isOkay;
}
public static CurrentPageManager getInstance() {
if (singleton == null) {
synchronized (CurrentPageManager.class) {
if (singleton == null) {
CurrentPageManager instance = new CurrentPageManager();
instance.currentBibleVerse = new CurrentBibleVerse();
instance.currentBiblePage = new CurrentBiblePage(instance.currentBibleVerse);
instance.currentCommentaryPage = new CurrentCommentaryPage(instance.currentBibleVerse);
instance.currentMyNotePage = new CurrentMyNotePage(instance.currentBibleVerse);
instance.currentDictionaryPage = new CurrentDictionaryPage();
instance.currentGeneralBookPage = new CurrentGeneralBookPage();
instance.currentDisplayedPage = instance.currentBiblePage;
singleton = instance;
}
}
}
return singleton;
}
/**
* show a page from bible commentary
*
* @param html
*/
@Override
public void show(String html, int jumpToVerse, float jumpToYOffsetRatio) {
Log.d(TAG, "Show(html," + jumpToVerse + "," + jumpToYOffsetRatio + ")");
// call this from here because some documents may require an adjusted font size e.g. those using
// Greek font
applyFontSize();
mJumpToVerse = jumpToVerse;
mJumpToYOffsetRatio = jumpToYOffsetRatio;
// allow zooming if map
boolean isMap = CurrentPageManager.getInstance().isMapShown();
getSettings().setBuiltInZoomControls(isMap);
// http://stackoverflow.com/questions/3808532/how-to-set-the-initial-zoom-width-for-a-webview
getSettings().setLoadWithOverviewMode(isMap);
getSettings().setUseWideViewPort(isMap);
loadDataWithBaseURL("http://baseUrl", html, "text/html", "UTF-8", "http://historyUrl");
}
private void onButtonPress() {
CurrentPageManager.getInstance().setCurrentDocument(mSuggestedDocument);
}