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Code Issues Releases Wiki Activity

Alignment support added (with some bugs)

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git-svn-id: https://only.mawhrin.net/repos/FBReaderJ/trunk@298 6a642e6f-84f6-412e-ac94-c4a38d5a04b0
This commit is contained in:
griffon 2007-12-04 00:08:47 +00:00
parent ca348c45f4
commit a409d30c13
1 changed files with 61 additions and 4 deletions
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65
src/org/zlibrary/text/view/impl/ZLTextViewImpl.java
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@ -116,7 +116,7 @@ public class ZLTextViewImpl extends ZLTextView {
private ZLTextModel myModel;
private ViewStyle myStyle;
private List<ZLTextLineInfo> myLineInfos;
private List<ZLTextElementArea> myTextElementMap;
private List<ZLTextElementArea> myTextElementMap = new ArrayList<ZLTextElementArea> ();
public ZLTextViewImpl(ZLApplication application, ZLPaintContext context) {
super(application, context);
@ -155,7 +155,7 @@ public class ZLTextViewImpl extends ZLTextView {
public void paint() {
ZLPaintContext context = getContext();
myTextElementMap.clear();
int paragraphs = myModel.getParagraphsNumber();
if (paragraphs > 0) {
ZLTextParagraphCursor firstParagraph = ZLTextParagraphCursor.getCursor(myModel, 0);
@ -164,7 +164,22 @@ public class ZLTextViewImpl extends ZLTextView {
buildInfos(start);
}
int h = 0;
List<Integer> labels = new ArrayList<Integer>(myLineInfos.size() + 1);
labels.add(0);
getContext().moveYTo(0);
for (ZLTextLineInfo info : myLineInfos) {
prepareTextLine(info);
labels.add(myTextElementMap.size());
}
getContext().moveYTo(0);
int index = 0;
for (ZLTextLineInfo info : myLineInfos) {
drawTextLine(info, labels.get(index), labels.get(index + 1));
index++;
}
/* int h = 0;
for (ZLTextLineInfo info : myLineInfos) {
int w = 0;
int spaces = 0;
@ -191,7 +206,49 @@ public class ZLTextViewImpl extends ZLTextView {
myStyle.reset();
}
h += info.Height + info.Descent;
}
} */
}
private void drawTextLine(ZLTextLineInfo info, int from, int to) {
final ZLTextParagraphCursor paragraph = info.RealStart.getParagraphCursor();
ListIterator<ZLTextElementArea> fromIt = myTextElementMap.listIterator(from);
ListIterator<ZLTextElementArea> toIt = myTextElementMap.listIterator(to);
getContext().moveY(info.Height);
int maxY = myStyle.getTextAreaHeight();
if (getContext().getY() > maxY) {
getContext().moveYTo(maxY);
}
getContext().moveXTo(0);
ListIterator<ZLTextElementArea> it = myTextElementMap.listIterator(from);
for (ZLTextWordCursor pos = info.RealStart; !pos.equalWordNumber(info.End); pos.nextWord()) {
final ZLTextElement element = paragraph.getElement(pos.getWordNumber());
if (element instanceof ZLTextWord) {
ZLTextElementArea area = it.next();
if (area.ChangeStyle) {
myStyle.setStyle(area.Style);
}
final int x = area.XStart;
final int y = area.YEnd - myStyle.getElementDescent(element) - myStyle.getTextStyle().verticalShift();
if (element instanceof ZLTextWord) {
drawWord(x, y, (ZLTextWord) element, pos.getCharNumber(), -1, false);
}
}
}
if (it != toIt) {
System.out.println("Didn't come to the end of the infos.");
}
getContext().moveY(info.Descent + info.VSpaceAfter);
}
private void drawWord(int x, int y, ZLTextWord word, int start, int length, boolean addHyphenationSign) {
if ((start == 0) && (length == -1)) {
getContext().drawString(x, y, word.Data, word.Offset, word.Length);
} else {
System.out.println("Shouldn't be here - no hyphenations supported yet.");
}
}
private ZLTextWordCursor buildInfos(ZLTextWordCursor start) {