/** Read a glyph, given an index */
public GlyphData readGlyph(int index) {
String sid = getSID(index);
if (charset.containsKey(sid)) {
return (GlyphData) charset.get(sid);
}
Range r = getIndexEntry(charstringbase, index);
FlPoint pt = new FlPoint();
GlyphData gd = new GlyphData();
parseGlyph(r, gd, pt);
gd.setName(sid);
charset.put(sid, gd);
return gd;
}
/**
* build an accented character out of two pre-defined glyphs.
*
* @param x the x offset of the accent
* @param y the y offset of the accent
* @param a the index of the base glyph
* @param b the index of the accent glyph
* @param gp the GeneralPath into which the combined glyph will be written.
*/
private void buildAccentChar(float x, float y, float a, float b, GlyphData gv) {
System.out.println("Building accent character!!!!!!");
for (int i = 0; i < nglyphs; i++) {
if (encoding[i] == (int) a) {
gv.addGlyph(readGlyph(i + 1), x, y);
} else if (encoding[i] == (int) b) {
gv.addGlyph(readGlyph(i + 1), 0, 0);
}
}
/* if (shapes[b]!=null) {
gp.append(shapes[b], false);
}
if (shapes[a]!=null) {
gp.append(shapes[a], false);
}*/
}
public void paint(Graphics g) {
Graphics2D g2 = (Graphics2D) g;
g2.setColor(Color.white);
g2.fillRect(0, 0, getWidth(), getHeight());
AffineTransform at = new AffineTransform(0.5, 0, 0, -0.5, 30, getHeight() * 3 / 4);
g2.transform(at);
g2.setColor(Color.black);
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.setRenderingHint(
RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
// System.out.println("Showing="+showing);
if (showing != null) {
showing.draw(g2);
}
}
public void parseGlyph(Range r, GlyphData gp, FlPoint pt) {
pos = r.getStart();
int i;
float x1, y1, x2, y2, x3, y3, ybase;
int hold;
int stemhints = 0;
gp.setAdvance(defaultWidthX);
while (pos < r.getEnd()) {
int cmd = readCommand(true);
hold = 0;
switch (cmd) {
case 1: // hstem
case 3: // vstem
if ((stackptr & 1) == 1) {
gp.setAdvance(nominalWidthX + stack[0]);
}
stackptr = 0;
break;
case 4: // vmoveto
if (stackptr > 1) { // this is the first call, arg1 is width
gp.setAdvance(nominalWidthX + stack[0]);
stack[0] = stack[1];
}
pt.y += stack[0];
if (pt.open) {
gp.closePath();
}
pt.open = false;
gp.moveTo(pt.x, pt.y);
stackptr = 0;
break;
case 5: // rlineto
for (i = 0; i < stackptr; ) {
pt.x += stack[i++];
pt.y += stack[i++];
gp.lineTo(pt.x, pt.y);
}
pt.open = true;
stackptr = 0;
break;
case 6: // hlineto
for (i = 0; i < stackptr; ) {
if ((i & 1) == 0) {
pt.x += stack[i++];
} else {
pt.y += stack[i++];
}
gp.lineTo(pt.x, pt.y);
}
pt.open = true;
stackptr = 0;
break;
case 7: // vlineto
for (i = 0; i < stackptr; ) {
if ((i & 1) == 0) {
pt.y += stack[i++];
} else {
pt.x += stack[i++];
}
gp.lineTo(pt.x, pt.y);
}
pt.open = true;
stackptr = 0;
break;
case 8: // rrcurveto
for (i = 0; i < stackptr; ) {
x1 = pt.x + stack[i++];
y1 = pt.y + stack[i++];
x2 = x1 + stack[i++];
y2 = y1 + stack[i++];
pt.x = x2 + stack[i++];
pt.y = y2 + stack[i++];
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
}
pt.open = true;
stackptr = 0;
break;
case 10: // callsubr
hold = pos;
i = (int) stack[--stackptr] + lsubrsoffset;
Range lsubr = getIndexEntry(lsubrbase, i);
parseGlyph(lsubr, gp, pt);
pos = hold;
break;
case 11: // return
return;
case 14: // endchar
if (stackptr == 5) {
buildAccentChar(stack[1], stack[2], stack[3], stack[4], gp);
}
if (pt.open) {
gp.closePath();
}
pt.open = false;
stackptr = 0;
return;
case 18: // hstemhm
if ((stackptr & 1) == 1) {
gp.setAdvance(nominalWidthX + stack[0]);
}
stemhints += stackptr / 2;
stackptr = 0;
break;
case 19: // hintmask
case 20: // cntrmask
if ((stackptr & 1) == 1) {
gp.setAdvance(nominalWidthX + stack[0]);
}
stemhints += stackptr / 2;
System.out.println(
"Added "
+ stackptr
+ " extra bits; skipping "
+ ((stemhints - 1) / 8 + 1)
+ " from "
+ stemhints);
pos += (stemhints - 1) / 8 + 1;
stackptr = 0;
break;
case 21: // rmoveto
if (stackptr > 2) {
gp.setAdvance(nominalWidthX + stack[0]);
stack[0] = stack[1];
stack[1] = stack[2];
}
pt.x += stack[0];
pt.y += stack[1];
if (pt.open) {
gp.closePath();
}
gp.moveTo(pt.x, pt.y);
pt.open = false;
stackptr = 0;
break;
case 22: // hmoveto
if (stackptr > 1) {
gp.setAdvance(nominalWidthX + stack[0]);
stack[0] = stack[1];
}
pt.x += stack[0];
if (pt.open) {
gp.closePath();
}
gp.moveTo(pt.x, pt.y);
pt.open = false;
stackptr = 0;
break;
case 23: // vstemhm
if ((stackptr & 1) == 1) {
gp.setAdvance(nominalWidthX + stack[0]);
}
stemhints += stackptr / 2;
stackptr = 0;
break;
case 24: // rcurveline
for (i = 0; i < stackptr - 2; ) {
x1 = pt.x + stack[i++];
y1 = pt.y + stack[i++];
x2 = x1 + stack[i++];
y2 = y1 + stack[i++];
pt.x = x2 + stack[i++];
pt.y = y2 + stack[i++];
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
}
pt.x += stack[i++];
pt.y += stack[i++];
gp.lineTo(pt.x, pt.y);
pt.open = true;
stackptr = 0;
break;
case 25: // rlinecurve
for (i = 0; i < stackptr - 6; ) {
pt.x += stack[i++];
pt.y += stack[i++];
gp.lineTo(pt.x, pt.y);
}
x1 = pt.x + stack[i++];
y1 = pt.y + stack[i++];
x2 = x1 + stack[i++];
y2 = y1 + stack[i++];
pt.x = x2 + stack[i++];
pt.y = y2 + stack[i++];
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
pt.open = true;
stackptr = 0;
break;
case 26: // vvcurveto
i = 0;
if ((stackptr & 1) == 1) { // odd number of arguments
pt.x += stack[i++];
}
while (i < stackptr) {
x1 = pt.x;
y1 = pt.y + stack[i++];
x2 = x1 + stack[i++];
y2 = y1 + stack[i++];
pt.x = x2;
pt.y = y2 + stack[i++];
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
}
pt.open = true;
stackptr = 0;
break;
case 27: // hhcurveto
i = 0;
if ((stackptr & 1) == 1) { // odd number of arguments
pt.y += stack[i++];
}
while (i < stackptr) {
x1 = pt.x + stack[i++];
y1 = pt.y;
x2 = x1 + stack[i++];
y2 = y1 + stack[i++];
pt.x = x2 + stack[i++];
pt.y = y2;
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
}
pt.open = true;
stackptr = 0;
break;
case 29: // callgsubr
hold = pos;
i = (int) stack[--stackptr] + gsubrsoffset;
Range gsubr = getIndexEntry(gsubrbase, i);
parseGlyph(gsubr, gp, pt);
pos = hold;
break;
case 30: // vhcurveto
hold = 4;
case 31: // hvcurveto
for (i = 0; i < stackptr; ) {
boolean hv = (((i + hold) & 4) == 0);
x1 = pt.x + (hv ? stack[i++] : 0);
y1 = pt.y + (hv ? 0 : stack[i++]);
x2 = x1 + stack[i++];
y2 = y1 + stack[i++];
pt.x = x2 + (hv ? 0 : stack[i++]);
pt.y = y2 + (hv ? stack[i++] : 0);
if (i == stackptr - 1) {
if (hv) {
pt.x += stack[i++];
} else {
pt.y += stack[i++];
}
}
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
}
pt.open = true;
stackptr = 0;
break;
case 1003: // and
x1 = stack[--stackptr];
y1 = stack[--stackptr];
stack[stackptr++] = ((x1 != 0) && (y1 != 0)) ? 1 : 0;
break;
case 1004: // or
x1 = stack[--stackptr];
y1 = stack[--stackptr];
stack[stackptr++] = ((x1 != 0) || (y1 != 0)) ? 1 : 0;
break;
case 1005: // not
x1 = stack[--stackptr];
stack[stackptr++] = (x1 == 0) ? 1 : 0;
break;
case 1009: // abs
stack[stackptr - 1] = Math.abs(stack[stackptr - 1]);
break;
case 1010: // add
x1 = stack[--stackptr];
y1 = stack[--stackptr];
stack[stackptr++] = x1 + y1;
break;
case 1011: // sub
x1 = stack[--stackptr];
y1 = stack[--stackptr];
stack[stackptr++] = y1 - x1;
break;
case 1012: // div
x1 = stack[--stackptr];
y1 = stack[--stackptr];
stack[stackptr++] = y1 / x1;
break;
case 1014: // neg
stack[stackptr - 1] = -stack[stackptr - 1];
break;
case 1015: // eq
x1 = stack[--stackptr];
y1 = stack[--stackptr];
stack[stackptr++] = (x1 == y1) ? 1 : 0;
break;
case 1018: // drop
stackptr--;
break;
case 1020: // put
i = (int) stack[--stackptr];
x1 = stack[--stackptr];
temps[i] = x1;
break;
case 1021: // get
i = (int) stack[--stackptr];
stack[stackptr++] = temps[i];
break;
case 1022: // ifelse
if (stack[stackptr - 2] > stack[stackptr - 1]) {
stack[stackptr - 4] = stack[stackptr - 3];
}
stackptr -= 3;
break;
case 1023: // random
stack[stackptr++] = (float) Math.random();
break;
case 1024: // mul
x1 = stack[--stackptr];
y1 = stack[--stackptr];
stack[stackptr++] = y1 * x1;
break;
case 1026: // sqrt
stack[stackptr - 1] = (float) Math.sqrt(stack[stackptr - 1]);
break;
case 1027: // dup
x1 = stack[stackptr - 1];
stack[stackptr++] = x1;
break;
case 1028: // exch
x1 = stack[stackptr - 1];
stack[stackptr - 1] = stack[stackptr - 2];
stack[stackptr - 2] = x1;
break;
case 1029: // index
i = (int) stack[stackptr - 1];
if (i < 0) {
i = 0;
}
stack[stackptr - 1] = stack[stackptr - 2 - i];
break;
case 1030: // roll
i = (int) stack[--stackptr];
int n = (int) stack[--stackptr];
// roll n number by i (+ = upward)
if (i > 0) {
i = i % n;
} else {
i = n - (-i % n);
}
// x x x x i y y y -> y y y x x x x i (where i=3)
if (i > 0) {
float roll[] = new float[n];
System.arraycopy(stack, stackptr - 1 - i, roll, 0, i);
System.arraycopy(stack, stackptr - 1 - n, roll, i, n - i);
System.arraycopy(roll, 0, stack, stackptr - 1 - n, n);
}
break;
case 1034: // hflex
x1 = pt.x + stack[0];
y1 = ybase = pt.y;
x2 = x1 + stack[1];
y2 = y1 + stack[2];
pt.x = x2 + stack[3];
pt.y = y2;
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
x1 = pt.x + stack[4];
y1 = pt.y;
x2 = x1 + stack[5];
y2 = ybase;
pt.x = x2 + stack[6];
pt.y = y2;
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
pt.open = true;
stackptr = 0;
break;
case 1035: // flex
x1 = pt.x + stack[0];
y1 = pt.y + stack[1];
x2 = x1 + stack[2];
y2 = y1 + stack[3];
pt.x = x2 + stack[4];
pt.y = y2 + stack[5];
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
x1 = pt.x + stack[6];
y1 = pt.y + stack[7];
x2 = x1 + stack[8];
y2 = y1 + stack[9];
pt.x = x2 + stack[10];
pt.y = y2 + stack[11];
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
pt.open = true;
stackptr = 0;
break;
case 1036: // hflex1
ybase = pt.y;
x1 = pt.x + stack[0];
y1 = pt.y + stack[1];
x2 = x1 + stack[2];
y2 = y1 + stack[3];
pt.x = x2 + stack[4];
pt.y = y2;
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
x1 = pt.x + stack[5];
y1 = pt.y;
x2 = x1 + stack[6];
y2 = y1 + stack[7];
pt.x = x2 + stack[8];
pt.y = ybase;
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
pt.open = true;
stackptr = 0;
break;
case 1037: // flex1
ybase = pt.y;
float xbase = pt.x;
x1 = pt.x + stack[0];
y1 = pt.y + stack[1];
x2 = x1 + stack[2];
y2 = y1 + stack[3];
pt.x = x2 + stack[4];
pt.y = y2 + stack[5];
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
x1 = pt.x + stack[6];
y1 = pt.y + stack[7];
x2 = x1 + stack[8];
y2 = y1 + stack[9];
if (Math.abs(x2 - xbase) > Math.abs(y2 - ybase)) {
pt.x = x2 + stack[10];
pt.y = ybase;
} else {
pt.x = xbase;
pt.y = y2 + stack[10];
}
gp.curveTo(x1, y1, x2, y2, pt.x, pt.y);
pt.open = true;
stackptr = 0;
break;
default:
System.out.println("ERROR! TYPE1C CHARSTRING CMD IS " + cmd);
break;
}
}
}
