CSS support (in progress)

TODO.1.5

@@ -5,7 +5,6 @@ Larger icon on the site
 litres: top/hot lists (what's happen?)
 litres: author photos
 
-* do not read CSS file multiple times
 * "modes" for wallpapers: tile, fullscreen, etc.
 * zip: re-use open files
 DONE Screen orientation by default: not selected?
@@ -26,9 +25,17 @@ DONE Chinese/Tamil UTF16 files
 * scale-to-fullscreen for all pictures
 * show-hide temporary activity after brightness changing (to switch off the button lights)
 DONE encodings list for native plugins
-* native: CSS!
-* CSS: parse tag lists like 'h1,h2,h3'
-* CSS: embedded fonts
+* CSS:
+  ** why do we use CSS stack?
+  ** parse tag lists like 'h1,h2,h3'
+  ** "metric" style params
+  ** font size
+  ** underline
+  ** strikethrough
+  ** embedded fonts
+  ** list of fonts
+  ** do not read style file multiple times
+  ** page breaks
 * предупреждение "не могу открыть зашифрованный файл"
 * API от Paragon
 * Two-page view

jni/NativeFormats/fbreader/src/formats/css/StyleSheetTable.cpp

@@ -20,7 +20,6 @@
 #include <cstdlib>
 
 #include <ZLStringUtil.h>
-#include <ZLLogger.h>
 
 #include "StyleSheetTable.h"
 
@@ -156,7 +155,6 @@ shared_ptr<ZLTextStyleEntry> StyleSheetTable::createControl(const AttributeMap &
 
 	const std::vector<std::string> &bold = values(styles, "font-weight");
 	if (!bold.empty()) {
-		ZLLogger::Instance().println(ZLLogger::DEFAULT_CLASS, "bold: " + bold[0]);
 		int num = -1;
 		if (bold[0] == "bold") {
 			num = 700;

src/org/geometerplus/zlibrary/text/model/ZLTextPlainModel.java

@@ -189,8 +189,9 @@ public class ZLTextPlainModel implements ZLTextModel, ZLTextStyleEntry.Feature {
 					final short mask = (short)data[dataOffset++];
 					for (int i = 0; i < NUMBER_OF_LENGTHS; ++i) {
 						if (ZLTextStyleEntry.isFeatureSupported(mask, i)) {
-							// TODO: read length
-							dataOffset += 2;
+							final short size = (short)data[dataOffset++];
+							final byte unit = (byte)data[dataOffset++];
+							entry.setLength(i, size, unit);
 						}
 					}
 					if (ZLTextStyleEntry.isFeatureSupported(mask, ALIGNMENT_TYPE) ||

src/org/geometerplus/zlibrary/text/model/ZLTextStyleEntry.java

@@ -43,7 +43,26 @@ public final class ZLTextStyleEntry {
 		byte FONT_MODIFIER_SMALLCAPS          = 1 << 4;
 	}
 
+	public interface SizeUnit {
+		byte SIZE_UNIT_PIXEL                  = 0;
+		byte SIZE_UNIT_EM_100                 = 1;
+		byte SIZE_UNIT_EX_100                 = 2;
+		byte SIZE_UNIT_PERCENT                = 3;
+	}
+
+	class Length {
+		public final short Size;
+		public final byte Unit;
+
+		Length(short size, byte unit) {
+			Size = size;
+			Unit = unit;
+		}
+	}
+
 	private short myFeatureMask;
+
+	private Length[] myLengths = new Length[Feature.NUMBER_OF_LENGTHS];
 	private byte myAlignmentType;
 	private byte myFontSizeMagnification;
 	private String myFontFamily;
@@ -58,19 +77,17 @@ public final class ZLTextStyleEntry {
 		return isFeatureSupported(myFeatureMask, featureId);
 	}
 
-	//private short myLeftIndent;
-	//private short myRightIndent;
-
 	public ZLTextStyleEntry() {
 	}
 
-	/*
-	public short getLeftIndent() {
-		return myLeftIndent;
+	void setLength(int featureId, short size, byte unit) {
+		myFeatureMask |= 1 << featureId;
+		myLengths[featureId] = new Length(size, unit);
 	}
-	
-	public short getRightIndent() {
-		return myRightIndent;
+
+	/*
+	public Length getLength(int featureId) {
+		return myLengths[featureId];
 	}
 	*/