summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorjoye <joye>2013-12-09 19:21:34 (GMT)
committerjoye <joye>2013-12-09 19:21:34 (GMT)
commit6c3159679a8cd6b9846943c8dde6009ed03631da (patch)
treea4691529c2dbcb0da530ec443dcec80ecb416364
parent1648ffa22625f85af9e1ba6c69dd084ce3fefd57 (diff)
downloadblt-6c3159679a8cd6b9846943c8dde6009ed03631da.zip
blt-6c3159679a8cd6b9846943c8dde6009ed03631da.tar.gz
blt-6c3159679a8cd6b9846943c8dde6009ed03631da.tar.bz2
*** empty log message ***
-rw-r--r--src/bltGrPSOutput.C4
-rw-r--r--src/bltGrText.C874
-rw-r--r--src/bltGrText.h14
3 files changed, 133 insertions, 759 deletions
diff --git a/src/bltGrPSOutput.C b/src/bltGrPSOutput.C
index 003db92..71d2697 100644
--- a/src/bltGrPSOutput.C
+++ b/src/bltGrPSOutput.C
@@ -1125,6 +1125,7 @@ Blt_Ps_DrawText(
TextStyle *tsPtr, /* Text attribute information */
double x, double y) /* Window coordinates where to print text */
{
+#if 0
TextLayout *textPtr;
Point2d t;
@@ -1149,7 +1150,7 @@ Blt_Ps_DrawText(
/* Initialize text (sets translation and rotation) */
Blt_Ps_Format(ps, "%d %d %g %g %g BeginText\n", textPtr->width,
- textPtr->height, tsPtr->angle, t.x, t.y);
+ textPtr->height, tsPtr->angle, t.x, t.y);
Blt_Ps_XSetFont(ps, tsPtr->font);
@@ -1157,6 +1158,7 @@ Blt_Ps_DrawText(
TextLayoutToPostScript(ps, 0, 0, textPtr);
free(textPtr);
Blt_Ps_Append(ps, "EndText\n");
+#endif
}
void
diff --git a/src/bltGrText.C b/src/bltGrText.C
index 093f7c3..25438fd 100644
--- a/src/bltGrText.C
+++ b/src/bltGrText.C
@@ -4,6 +4,8 @@
* available under the same terms.
*/
+#include <tk.h>
+
/*
* bltText.c --
*
@@ -50,6 +52,18 @@
static Blt_HashTable bitmapGCTable;
static int initialized;
+void dump_Ts(TextStyle* ts)
+{
+ printf(" state: %d\n",ts->state);
+ printf(" angle: %f\n",ts->angle);
+ printf(" anchor: %d\n",ts->anchor);
+ printf(" justify: %d\n",ts->justify);
+ printf(" leader: %d\n",ts->leader);
+ printf(" underline: %d\n",ts->underline);
+ printf(" maxLength: %d\n",ts->maxLength);
+ printf(" flags: %d\n",ts->flags);
+}
+
GC
Blt_GetBitmapGC(Tk_Window tkwin)
{
@@ -322,11 +336,11 @@ Blt_GetBoundingBox(
* anchor specified. The anchor indicates where the given x-y position
* is in relation to the bounding box.
*
- * nw --- n --- ne
- * | |
- * w center e
- * | |
- * sw --- s --- se
+ * 7 nw --- 0 n --- 1 ne
+ * | |
+ * 6 w 8 center 2 e
+ * | |
+ * 5 sw --- 4 s --- 3 se
*
* The coordinates returned are translated to the origin of the bounding
* box (suitable for giving to XCopyArea, XCopyPlane, etc.)
@@ -344,33 +358,33 @@ Blt_TranslateAnchor(
int *xPtr, int *yPtr)
{
switch (anchor) {
- case TK_ANCHOR_NW: /* Upper left corner */
+ case TK_ANCHOR_NW: /* 7 Upper left corner */
break;
- case TK_ANCHOR_W: /* Left center */
+ case TK_ANCHOR_W: /* 6 Left center */
y -= (h / 2);
break;
- case TK_ANCHOR_SW: /* Lower left corner */
+ case TK_ANCHOR_SW: /* 5 Lower left corner */
y -= h;
break;
- case TK_ANCHOR_N: /* Top center */
+ case TK_ANCHOR_N: /* 0 Top center */
x -= (w / 2);
break;
- case TK_ANCHOR_CENTER: /* Center */
+ case TK_ANCHOR_CENTER: /* 8 Center */
x -= (w / 2);
y -= (h / 2);
break;
- case TK_ANCHOR_S: /* Bottom center */
+ case TK_ANCHOR_S: /* 4 Bottom center */
x -= (w / 2);
y -= h;
break;
- case TK_ANCHOR_NE: /* Upper right corner */
+ case TK_ANCHOR_NE: /* 1 Upper right corner */
x -= w;
break;
- case TK_ANCHOR_E: /* Right center */
+ case TK_ANCHOR_E: /* 2 Right center */
x -= w;
y -= (h / 2);
break;
- case TK_ANCHOR_SE: /* Lower right corner */
+ case TK_ANCHOR_SE: /* 3 Lower right corner */
x -= w;
y -= h;
break;
@@ -389,11 +403,11 @@ Blt_TranslateAnchor(
* corner of the box. The anchor indicates where the given x-y position
* is in relation to the bounding box.
*
- * nw --- n --- ne
- * | |
- * w center e
- * | |
- * sw --- s --- se
+ * 7 nw --- 0 n --- 1 ne
+ * | |
+ * 6 w 8 center 2 e
+ * | |
+ * 5 sw --- 4 s --- 3 se
*
* The coordinates returned are translated to the origin of the bounding
* box (suitable for giving to XCopyArea, XCopyPlane, etc.)
@@ -412,33 +426,33 @@ Blt_AnchorPoint(
Point2d t;
switch (anchor) {
- case TK_ANCHOR_NW: /* Upper left corner */
+ case TK_ANCHOR_NW: /* 7 Upper left corner */
break;
- case TK_ANCHOR_W: /* Left center */
+ case TK_ANCHOR_W: /* 6 Left center */
y -= (h * 0.5);
break;
- case TK_ANCHOR_SW: /* Lower left corner */
+ case TK_ANCHOR_SW: /* 5 Lower left corner */
y -= h;
break;
- case TK_ANCHOR_N: /* Top center */
+ case TK_ANCHOR_N: /* 0 Top center */
x -= (w * 0.5);
break;
- case TK_ANCHOR_CENTER: /* Center */
+ case TK_ANCHOR_CENTER: /* 8 Center */
x -= (w * 0.5);
y -= (h * 0.5);
break;
- case TK_ANCHOR_S: /* Bottom center */
+ case TK_ANCHOR_S: /* 4 Bottom center */
x -= (w * 0.5);
y -= h;
break;
- case TK_ANCHOR_NE: /* Upper right corner */
+ case TK_ANCHOR_NE: /* 1 Upper right corner */
x -= w;
break;
- case TK_ANCHOR_E: /* Right center */
+ case TK_ANCHOR_E: /* 2 Right center */
x -= w;
y -= (h * 0.5);
break;
- case TK_ANCHOR_SE: /* Lower right corner */
+ case TK_ANCHOR_SE: /* 3 Lower right corner */
x -= w;
y -= h;
break;
@@ -448,206 +462,6 @@ Blt_AnchorPoint(
return t;
}
-/*
- *---------------------------------------------------------------------------
- *
- * Blt_Ts_CreateLayout --
- *
- * Get the extents of a possibly multiple-lined text string.
- *
- * Results:
- * Returns via *widthPtr* and *heightPtr* the dimensions of the text
- * string.
- *
- *---------------------------------------------------------------------------
- */
-TextLayout *
-Blt_Ts_CreateLayout(const char *text, int textLen, TextStyle *tsPtr)
-{
- TextFragment *fp;
- TextLayout *layoutPtr;
- Blt_FontMetrics fm;
- int count; /* Count # of characters on each line */
- int lineHeight;
- size_t maxHeight, maxWidth;
- size_t nFrags;
- int width; /* Running dimensions of the text */
- const char *p, *endp, *start;
- int i;
- size_t size;
-
- nFrags = 0;
- endp = text + ((textLen < 0) ? strlen(text) : textLen);
- for (p = text; p < endp; p++) {
- if (*p == '\n') {
- nFrags++;
- }
- }
- if ((p != text) && (*(p - 1) != '\n')) {
- nFrags++;
- }
- size = sizeof(TextLayout) + (sizeof(TextFragment) * (nFrags - 1));
-
- layoutPtr = calloc(1, size);
- layoutPtr->nFrags = nFrags;
-
- nFrags = count = 0;
- width = maxWidth = 0;
- maxHeight = tsPtr->padTop;
- Blt_GetFontMetrics(tsPtr->font, &fm);
- lineHeight = fm.linespace + tsPtr->leader;
-
- fp = layoutPtr->fragments;
- for (p = start = text; p < endp; p++) {
- if (*p == '\n') {
- if (count > 0) {
- width = Blt_TextWidth(tsPtr->font, start, count);
- if (width > maxWidth) {
- maxWidth = width;
- }
- } else {
- width = 0;
- }
- fp->width = width;
- fp->count = count;
- fp->sy = fp->y = maxHeight + fm.ascent;
- fp->text = start;
- maxHeight += lineHeight;
- fp++;
- nFrags++;
- start = p + 1; /* Start the text on the next line */
- count = 0; /* Reset to indicate the start of a new
- * line */
- continue;
- }
- count++;
- }
-
- if (nFrags < layoutPtr->nFrags) {
- width = Blt_TextWidth(tsPtr->font, start, count);
- if (width > maxWidth) {
- maxWidth = width;
- }
- fp->width = width;
- fp->count = count;
- fp->sy = fp->y = maxHeight + fm.ascent;
- fp->text = start;
- maxHeight += lineHeight;
- nFrags++;
- }
- maxHeight += tsPtr->padBottom;
- maxWidth += PADDING(tsPtr->xPad);
- fp = layoutPtr->fragments;
- for (i = 0; i < nFrags; i++, fp++) {
- switch (tsPtr->justify) {
- default:
- case TK_JUSTIFY_LEFT:
- /* No offset for left justified text strings */
- fp->x = fp->sx = tsPtr->padLeft;
- break;
- case TK_JUSTIFY_RIGHT:
- fp->x = fp->sx = (maxWidth - fp->width) - tsPtr->padRight;
- break;
- case TK_JUSTIFY_CENTER:
- fp->x = fp->sx = (maxWidth - fp->width) / 2;
- break;
- }
- }
- if (tsPtr->underline >= 0) {
- fp = layoutPtr->fragments;
- for (i = 0; i < nFrags; i++, fp++) {
- int first, last;
-
- first = fp->text - text;
- last = first + fp->count;
- if ((tsPtr->underline >= first) && (tsPtr->underline < last)) {
- layoutPtr->underlinePtr = fp;
- layoutPtr->underline = tsPtr->underline - first;
- break;
- }
- }
- }
- layoutPtr->width = maxWidth;
- layoutPtr->height = maxHeight - tsPtr->leader;
- return layoutPtr;
-}
-
-
-/*
- *---------------------------------------------------------------------------
- *
- * Blt_DrawCharsWithEllipsis --
- *
- * Draw a string of characters on the screen. Blt_DrawChars()
- * expands control characters that occur in the string to
- * \xNN sequences.
- *
- * Results:
- * None.
- *
- * Side effects:
- * Information gets drawn on the screen.
- *
- *---------------------------------------------------------------------------
- */
-void
-Blt_DrawCharsWithEllipsis(
- Tk_Window tkwin, /* Display on which to draw. */
- Drawable drawable, /* Window or pixmap in which to draw. */
- GC gc, /* Graphics context for drawing characters. */
- Blt_Font font, /* Font in which characters will be drawn;
- * must be the same as font used in GC. */
- int depth,
- float angle,
- const char *text, /* UTF-8 string to be displayed. Need not be
- * '\0' terminated. All Tk meta-characters
- * (tabs, control characters, and newlines)
- * should be stripped out of the string that
- * is passed to this function. If they are
- * not stripped out, they will be displayed as
- * regular printing characters. */
- int textLen, /* # of bytes to draw in text string. */
- int x, int y, /* Coordinates at which to place origin of
- * string when drawing. */
- int maxLength)
-{
- int elWidth;
- const char *s, *send;
- Tcl_DString dString;
- int nBytes;
- int accum, threshold;
-
-#if HAVE_UTF
- Tcl_UniChar ch;
-#endif /* HAVE_UTF */
- accum = 0;
- elWidth = Blt_TextWidth(font, "...", 3);
- if (maxLength < elWidth) {
- return;
- }
- threshold = maxLength - elWidth;
- Tcl_DStringInit(&dString);
-#if !HAVE_UTF
- nBytes = 1;
-#endif /* !HAVE_UTF */
- for (s = text, send = s + textLen; s < send; s += nBytes) {
-#if HAVE_UTF
- nBytes = Tcl_UtfToUniChar (s, &ch);
-#endif /* HAVE_UTF */
- accum += Blt_TextWidth(font, s, nBytes);
- if (accum > threshold) {
- break;
- }
- Tcl_DStringAppend(&dString, s, nBytes);
- }
- if (s < send) {
- Tcl_DStringAppend(&dString, "...", 3);
- }
- Blt_DrawChars(Tk_Display(tkwin), drawable, gc, font, depth, angle,
- Tcl_DStringValue(&dString), Tcl_DStringLength(&dString), x, y);
- Tcl_DStringFree(&dString);
-}
-
void
Blt_DrawLayout(Tk_Window tkwin, Drawable drawable, GC gc, Blt_Font font,
int depth, float angle, int x, int y, TextLayout *layoutPtr,
@@ -662,13 +476,8 @@ Blt_DrawLayout(Tk_Window tkwin, Drawable drawable, GC gc, Blt_Font font,
int sx, sy;
sx = x + fp->sx, sy = y + fp->sy;
- if ((maxLength > 0) && ((fp->width + fp->x) > maxLength)) {
- Blt_DrawCharsWithEllipsis(tkwin, drawable, gc, font, depth, angle,
- fp->text, fp->count, sx, sy, maxLength - fp->x);
- } else {
- Blt_DrawChars(Tk_Display(tkwin), drawable, gc, font, depth, angle,
- fp->text, fp->count, sx, sy);
- }
+ Blt_DrawChars(Tk_Display(tkwin), drawable, gc, font, depth, angle,
+ fp->text, fp->count, sx, sy);
}
if (layoutPtr->underlinePtr != NULL) {
fp = layoutPtr->underlinePtr;
@@ -678,108 +487,6 @@ Blt_DrawLayout(Tk_Window tkwin, Drawable drawable, GC gc, Blt_Font font,
}
}
-
-/*
- *---------------------------------------------------------------------------
- *
- * Blt_Ts_Bitmap --
- *
- * Draw a bitmap, using the the given window coordinates as an anchor for
- * the text bounding box.
- *
- * Results:
- * Returns the bitmap representing the text string.
- *
- * Side Effects:
- * Bitmap is drawn using the given font and GC in the drawable at the
- * given coordinates, anchor, and rotation.
- *
- *---------------------------------------------------------------------------
- */
-Pixmap
-Blt_Ts_Bitmap(
- Tk_Window tkwin,
- TextLayout *layoutPtr, /* Text string to draw */
- TextStyle *stylePtr, /* Text attributes: rotation, color,
- * font, linespacing, justification,
- * etc. */
- int *bmWidthPtr,
- int *bmHeightPtr) /* Extents of rotated text string */
-{
- Pixmap bitmap;
- GC gc;
-
- /* Create a bitmap big enough to contain the text. */
- bitmap = Tk_GetPixmap(Tk_Display(tkwin), Tk_RootWindow(tkwin),
- layoutPtr->width, layoutPtr->height, 1);
- assert(bitmap != None);
- if (bitmap == None) {
- return None; /* Can't allocate pixmap. */
- }
- gc = Blt_GetBitmapGC(tkwin);
-
- /* Clear the bitmap. Background is 0. */
- XSetForeground(Tk_Display(tkwin), gc, 0);
- XFillRectangle(Tk_Display(tkwin), bitmap, gc, 0, 0, layoutPtr->width,
- layoutPtr->height);
-
- /* Draw the text into the bitmap. Foreground is 1. */
- XSetFont(Tk_Display(tkwin), gc, Blt_FontId(stylePtr->font));
- XSetForeground(Tk_Display(tkwin), gc, 1);
- Blt_DrawLayout(tkwin, bitmap, gc, stylePtr->font, 1, 0.0f, 0, 0, layoutPtr,
- stylePtr->maxLength);
- *bmWidthPtr = layoutPtr->width, *bmHeightPtr = layoutPtr->height;
- return bitmap;
-}
-
-static void
-DrawStandardLayout(Tk_Window tkwin, Drawable drawable, TextStyle *stylePtr,
- TextLayout *layoutPtr, int x, int y)
-{
- int w, h;
- /*
- * This is the easy case of no rotation. Simply draw the text
- * using the standard drawing routines. Handle offset printing
- * for engraved (disabled) text.
- */
- w = layoutPtr->width;
- h = layoutPtr->height;
- if ((stylePtr->maxLength > 0) && (stylePtr->maxLength < w)) {
- w = stylePtr->maxLength;
- }
- Blt_TranslateAnchor(x, y, w, h, stylePtr->anchor, &x, &y);
- if (stylePtr->state & (STATE_DISABLED | STATE_EMPHASIS)) {
- TkBorder *borderPtr = (TkBorder *) Blt_BackgroundBorder(stylePtr->bg);
- XColor *color1, *color2;
-
- color1 = borderPtr->lightColorPtr, color2 = borderPtr->darkColorPtr;
- if (stylePtr->state & STATE_EMPHASIS) {
- XColor *hold;
-
- hold = color1, color1 = color2, color2 = hold;
- }
- if (color1 != NULL) {
- XSetForeground(Tk_Display(tkwin), stylePtr->gc, color1->pixel);
- }
- Blt_DrawLayout(tkwin, drawable, stylePtr->gc, stylePtr->font,
- Tk_Depth(tkwin), 0.0f, x+1, y+1, layoutPtr,stylePtr->maxLength);
- if (color2 != NULL) {
- XSetForeground(Tk_Display(tkwin), stylePtr->gc, color2->pixel);
- }
- Blt_DrawLayout(tkwin, drawable, stylePtr->gc, stylePtr->font,
- Tk_Depth(tkwin), 0.0f, x, y, layoutPtr, stylePtr->maxLength);
-
- /* Reset the foreground color back to its original setting, so not to
- * invalidate the GC cache. */
- XSetForeground(Tk_Display(tkwin), stylePtr->gc, stylePtr->color->pixel);
-
- return; /* Done */
- }
- Blt_DrawLayout(tkwin, drawable, stylePtr->gc, stylePtr->font,
- Tk_Depth(tkwin), 0.0f, x, y, layoutPtr, stylePtr->maxLength);
-}
-
-
static void
RotateStartingTextPositions(TextLayout *lPtr, int w, int h, float angle)
{
@@ -817,185 +524,10 @@ Blt_RotateStartingTextPositions(TextLayout *lPtr, float angle)
RotateStartingTextPositions(lPtr, lPtr->width, lPtr->height, angle);
}
-int
-Blt_DrawTextWithRotatedFont(Tk_Window tkwin, Drawable drawable, float angle,
- TextStyle *stylePtr, TextLayout *layoutPtr,
- int x, int y)
-{
- double rw, rh;
- int w, h;
-
- w = layoutPtr->width;
- h = layoutPtr->height;
- if ((stylePtr->maxLength > 0) && (stylePtr->maxLength < w)) {
- w = stylePtr->maxLength;
- }
- RotateStartingTextPositions(layoutPtr, w, h, angle);
- Blt_GetBoundingBox(w, h, angle, &rw, &rh, (Point2d *)NULL);
- Blt_TranslateAnchor(x, y, (int)rw, (int)rh, stylePtr->anchor, &x, &y);
- if (stylePtr->state & (STATE_DISABLED | STATE_EMPHASIS)) {
- TkBorder *borderPtr = (TkBorder *)Blt_BackgroundBorder(stylePtr->bg);
- XColor *color1, *color2;
-
- color1 = borderPtr->lightColorPtr, color2 = borderPtr->darkColorPtr;
- if (stylePtr->state & STATE_EMPHASIS) {
- XColor *hold;
-
- hold = color1, color1 = color2, color2 = hold;
- }
- if (color1 != NULL) {
- XSetForeground(Tk_Display(tkwin), stylePtr->gc, color1->pixel);
- Blt_DrawLayout(tkwin, drawable, stylePtr->gc, stylePtr->font,
- Tk_Depth(tkwin), angle, x, y, layoutPtr, stylePtr->maxLength);
- }
- if (color2 != NULL) {
- XSetForeground(Tk_Display(tkwin), stylePtr->gc, color2->pixel);
- Blt_DrawLayout(tkwin, drawable, stylePtr->gc, stylePtr->font,
- Tk_Depth(tkwin), angle, x, y, layoutPtr, stylePtr->maxLength);
- }
- XSetForeground(Tk_Display(tkwin), stylePtr->gc, stylePtr->color->pixel);
- return TRUE;
- }
- XSetForeground(Tk_Display(tkwin), stylePtr->gc, stylePtr->color->pixel);
- Blt_DrawLayout(tkwin, drawable, stylePtr->gc, stylePtr->font,
- Tk_Depth(tkwin), angle, x, y, layoutPtr, stylePtr->maxLength);
- return TRUE;
-}
-
-static void
-Blt_DrawTextWithRotatedBitmap(
- Tk_Window tkwin,
- Drawable drawable,
- float angle,
- TextStyle *stylePtr, /* Text attribute information */
- TextLayout *layoutPtr,
- int x, int y) /* Window coordinates to draw text */
-{
- int width, height;
- Display *display;
- Pixmap bitmap;
-
- display = Tk_Display(tkwin);
- /*
- * Rotate the text by writing the text into a bitmap and rotating the
- * bitmap. Set the clip mask and origin in the GC first. And make sure
- * we restore the GC because it may be shared.
- */
- stylePtr->angle = angle;
-
- bitmap = Blt_Ts_Bitmap(tkwin, layoutPtr, stylePtr, &width, &height);
- if (bitmap == None) {
- return;
- }
- if ((bitmap != None) && (stylePtr->angle != 0.0)) {
- Pixmap rotated;
-
- rotated = Blt_RotateBitmap(tkwin, bitmap, width, height,
- stylePtr->angle, &width, &height);
- Tk_FreePixmap(display, bitmap);
- bitmap = rotated;
- }
- Blt_TranslateAnchor(x, y, width, height, stylePtr->anchor, &x, &y);
- XSetClipMask(display, stylePtr->gc, bitmap);
-
- if (stylePtr->state & (STATE_DISABLED | STATE_EMPHASIS)) {
- TkBorder *borderPtr = (TkBorder *) Blt_BackgroundBorder(stylePtr->bg);
- XColor *color1, *color2;
-
- color1 = borderPtr->lightColorPtr, color2 = borderPtr->darkColorPtr;
- if (stylePtr->state & STATE_EMPHASIS) {
- XColor *hold;
-
- hold = color1, color1 = color2, color2 = hold;
- }
- if (color1 != NULL) {
- XSetForeground(display, stylePtr->gc, color1->pixel);
- }
- XSetClipOrigin(display, stylePtr->gc, x + 1, y + 1);
- XCopyPlane(display, bitmap, drawable, stylePtr->gc, 0, 0, width,
- height, x + 1, y + 1, 1);
- if (color2 != NULL) {
- XSetForeground(display, stylePtr->gc, color2->pixel);
- }
- XSetClipOrigin(display, stylePtr->gc, x, y);
- XCopyPlane(display, bitmap, drawable, stylePtr->gc, 0, 0, width,
- height, x, y, 1);
- XSetForeground(display, stylePtr->gc, stylePtr->color->pixel);
- } else {
- XSetForeground(display, stylePtr->gc, stylePtr->color->pixel);
- XSetClipOrigin(display, stylePtr->gc, x, y);
- XCopyPlane(display, bitmap, drawable, stylePtr->gc, 0, 0, width, height,
- x, y, 1);
- }
- XSetClipMask(display, stylePtr->gc, None);
- Tk_FreePixmap(display, bitmap);
-}
-
-/*
- *---------------------------------------------------------------------------
- *
- * Blt_Ts_DrawLayout --
- *
- * Draw a text string, possibly rotated, using the the given window
- * coordinates as an anchor for the text bounding box. If the text is
- * not rotated, simply use the X text drawing routines. Otherwise,
- * generate a bitmap of the rotated text.
- *
- * Results:
- * Returns the x-coordinate to the right of the text.
- *
- * Side Effects:
- * Text string is drawn using the given font and GC at the the given
- * window coordinates.
- *
- * The Stipple, FillStyle, and TSOrigin fields of the GC are modified for
- * rotated text. This assumes the GC is private, *not* shared (via
- * Tk_GetGC)
- *
- *---------------------------------------------------------------------------
- */
-void
-Blt_Ts_DrawLayout(
- Tk_Window tkwin,
- Drawable drawable,
- TextLayout *layoutPtr,
- TextStyle *stylePtr, /* Text attribute information */
- int x, int y) /* Window coordinates to draw text */
-{
- float angle;
-
- if ((stylePtr->gc == NULL) || (stylePtr->flags & UPDATE_GC)) {
- Blt_Ts_ResetStyle(tkwin, stylePtr);
- }
- angle = (float)fmod(stylePtr->angle, 360.0);
- if (angle < 0.0) {
- angle += 360.0;
- }
- if (angle == 0.0) {
- /*
- * This is the easy case of no rotation. Simply draw the text using
- * the standard drawing routines. Handle offset printing for engraved
- * (disabled) text.
- */
- DrawStandardLayout(tkwin, drawable, stylePtr, layoutPtr, x, y);
- return;
- }
- if (Blt_CanRotateFont(stylePtr->font, angle)) {
- if (Blt_DrawTextWithRotatedFont(tkwin, drawable, angle, stylePtr,
- layoutPtr, x, y)) {
- return; /* Success. */
- }
- }
- /*Fallthru*/
- stylePtr->angle = (float)angle;
- Blt_DrawTextWithRotatedBitmap(tkwin, drawable, angle, stylePtr, layoutPtr,
- x, y);
-}
-
/*
*---------------------------------------------------------------------------
*
- * Blt_Ts_DrawLayout --
+ * Blt_Ts_DrawText --
*
* Draw a text string, possibly rotated, using the the given window
* coordinates as an anchor for the text bounding box. If the text is
@@ -1024,37 +556,81 @@ Blt_Ts_DrawText(
TextStyle *stylePtr, /* Text attribute information */
int x, int y) /* Window coordinates to draw text */
{
- TextLayout *layoutPtr;
+ printf("Blt_Ts_DrawText: %s\n",text);
+ dump_Ts(stylePtr);
+
+ if ((text == NULL) || (*text == '\0')) {
+ return; /* Empty string, do nothing */
+ }
+
+ Display* display = Tk_Display(tkwin);
+
+ Tk_Font font = Tk_GetFont(stylePtr->font->interp,tkwin,"Helvetica 10 normal roman");
+ GC gc = XCreateGC(display, Tk_WindowId(tkwin), 0, NULL);
+ XSetFont(display, gc, Tk_FontId(font));
+ // Tk_Font font = stylePtr->font;
+ // GC gc = stylePtr->gc;
+
+ int width,height, xx, yy;
+ Tk_TextLayout layout = Tk_ComputeTextLayout(font, text, textLen, -1,
+ stylePtr->justify, 0,
+ &width, &height);
+ Blt_TranslateAnchor(x, y, width, height, stylePtr->anchor, &xx, &yy);
+ // printf("x=%d y=%d, xx=%d yy=%d\n",x,y,xx,yy);
+ TkDrawAngledTextLayout(display, drawable, gc, layout, xx, yy,
+ stylePtr->angle, 0, textLen);
+
+ if (gc)
+ XFreeGC(display, gc);
- layoutPtr = Blt_Ts_CreateLayout(text, textLen, stylePtr);
- Blt_Ts_DrawLayout(tkwin, drawable, layoutPtr, stylePtr, x, y);
- free(layoutPtr);
+ if (font)
+ Tk_FreeFont(font);
}
void
Blt_DrawText2(
Tk_Window tkwin,
Drawable drawable,
- const char *string,
+ const char *text,
TextStyle *stylePtr, /* Text attribute information */
int x, int y, /* Window coordinates to draw text */
Dim2D *areaPtr)
{
- TextLayout *layoutPtr;
- int width, height;
- float angle;
+ printf("Blt_DrawText2: %s\n",text);
+ dump_Ts(stylePtr);
- if ((string == NULL) || (*string == '\0')) {
+ if ((text == NULL) || (*text == '\0')) {
return; /* Empty string, do nothing */
}
- layoutPtr = Blt_Ts_CreateLayout(string, -1, stylePtr);
- Blt_Ts_DrawLayout(tkwin, drawable, layoutPtr, stylePtr, x, y);
- angle = fmod(stylePtr->angle, 360.0);
+
+ Display* display = Tk_Display(tkwin);
+
+ Tk_Font font = Tk_GetFont(stylePtr->font->interp,tkwin,"Helvetica 10 normal roman");
+ GC gc = XCreateGC(display, Tk_WindowId(tkwin), 0, NULL);
+ XSetFont(display, gc, Tk_FontId(font));
+ // Tk_Font font = stylePtr->font;
+ // GC gc = stylePtr->gc;
+
+ int width,height, xx, yy;
+ Tk_TextLayout layout = Tk_ComputeTextLayout(font, text, -1, -1,
+ stylePtr->justify, 0,
+ &width, &height);
+ Blt_TranslateAnchor(x, y, width, height, stylePtr->anchor, &xx, &yy);
+ TkDrawAngledTextLayout(display, drawable, gc, layout, xx, yy,
+ stylePtr->angle, 0, -1);
+
+ if (gc)
+ XFreeGC(display, gc);
+
+ if (font)
+ Tk_FreeFont(font);
+
+ float angle = fmod(stylePtr->angle, 360.0);
if (angle < 0.0) {
angle += 360.0;
}
- width = layoutPtr->width;
- height = layoutPtr->height;
+ // width = layoutPtr->width;
+ // height = layoutPtr->height;
if (angle != 0.0) {
double rotWidth, rotHeight;
@@ -1065,25 +641,45 @@ Blt_DrawText2(
}
areaPtr->width = width;
areaPtr->height = height;
- free(layoutPtr);
+ // free(layoutPtr);
}
void
Blt_DrawText(
Tk_Window tkwin,
Drawable drawable,
- const char *string,
+ const char *text,
TextStyle *stylePtr, /* Text attribute information */
int x, int y) /* Window coordinates to draw text */
{
- TextLayout *layoutPtr;
+ printf("Blt_DrawText: %s\n",text);
+ dump_Ts(stylePtr);
- if ((string == NULL) || (*string == '\0')) {
+ if ((text == NULL) || (*text == '\0')) {
return; /* Empty string, do nothing */
}
- layoutPtr = Blt_Ts_CreateLayout(string, -1, stylePtr);
- Blt_Ts_DrawLayout(tkwin, drawable, layoutPtr, stylePtr, x, y);
- free(layoutPtr);
+
+ Display* display = Tk_Display(tkwin);
+
+ Tk_Font font = Tk_GetFont(stylePtr->font->interp,tkwin,"Helvetica 10 normal roman");
+ GC gc = XCreateGC(display, Tk_WindowId(tkwin), 0, NULL);
+ XSetFont(display, gc, Tk_FontId(font));
+ // Tk_Font font = stylePtr->font;
+ // GC gc = stylePtr->gc;
+
+ int width,height, xx, yy;
+ Tk_TextLayout layout = Tk_ComputeTextLayout(font, text, -1, -1,
+ stylePtr->justify, 0,
+ &width, &height);
+ Blt_TranslateAnchor(x, y, width, height, stylePtr->anchor, &xx, &yy);
+ TkDrawAngledTextLayout(display, drawable, gc, layout, xx, yy,
+ stylePtr->angle, 0, -1);
+
+ if (gc)
+ XFreeGC(display, gc);
+
+ if (font)
+ Tk_FreeFont(font);
}
void
@@ -1114,213 +710,3 @@ Blt_Ts_FreeStyle(Display *display, TextStyle *stylePtr)
Tk_FreeGC(display, stylePtr->gc);
}
}
-
-/*
- * The following two structures are used to keep track of string
- * measurement information when using the text layout facilities.
- *
- * A LayoutChunk represents a contiguous range of text that can be measured
- * and displayed by low-level text calls. In general, chunks will be
- * delimited by newlines and tabs. Low-level, platform-specific things
- * like kerning and non-integer character widths may occur between the
- * characters in a single chunk, but not between characters in different
- * chunks.
- *
- * A TextLayout is a collection of LayoutChunks. It can be displayed with
- * respect to any origin. It is the implementation of the Tk_TextLayout
- * opaque token.
- */
-
-typedef struct LayoutChunk {
- const char *start; /* Pointer to simple string to be displayed.
- * This is a pointer into the TkTextLayout's
- * string. */
- int numBytes; /* The number of bytes in this chunk. */
- int numChars; /* The number of characters in this chunk. */
- int numDisplayChars; /* The number of characters to display when
- * this chunk is displayed. Can be less than
- * numChars if extra space characters were
- * absorbed by the end of the chunk. This
- * will be < 0 if this is a chunk that is
- * holding a tab or newline. */
- int x, y; /* The origin of the first character in this
- * chunk with respect to the upper-left hand
- * corner of the TextLayout. */
- int totalWidth; /* Width in pixels of this chunk. Used
- * when hit testing the invisible spaces at
- * the end of a chunk. */
- int displayWidth; /* Width in pixels of the displayable
- * characters in this chunk. Can be less than
- * width if extra space characters were
- * absorbed by the end of the chunk. */
-} LayoutChunk;
-
-typedef struct TkTextLayout {
- Blt_Font font; /* The font used when laying out the text. */
- const char *string; /* The string that was layed out. */
- int width; /* The maximum width of all lines in the
- * text layout. */
- int numChunks; /* Number of chunks actually used in
- * following array. */
- LayoutChunk chunks[1]; /* Array of chunks. The actual size will
- * be maxChunks. THIS FIELD MUST BE THE LAST
- * IN THE STRUCTURE. */
-} TkTextLayout;
-
-
-/*
- *---------------------------------------------------------------------------
- *
- * Blt_FreeTextLayout --
- *
- * This procedure is called to release the storage associated with
- * a Tk_TextLayout when it is no longer needed.
- *
- * Results:
- * None.
- *
- * Side effects:
- * Memory is freed.
- *
- *---------------------------------------------------------------------------
- */
-
-void
-Blt_FreeTextLayout(Tk_TextLayout textLayout)
-{
- TkTextLayout *layoutPtr = (TkTextLayout *) textLayout;
-
- if (layoutPtr != NULL) {
- free(layoutPtr);
- }
-}
-
-/*
- *---------------------------------------------------------------------------
- *
- * Tk_CharBbox --
- *
- * Use the information in the Tk_TextLayout token to return the
- * bounding box for the character specified by index.
- *
- * The width of the bounding box is the advance width of the
- * character, and does not include and left- or right-bearing.
- * Any character that extends partially outside of the
- * text layout is considered to be truncated at the edge. Any
- * character which is located completely outside of the text
- * layout is considered to be zero-width and pegged against
- * the edge.
- *
- * The height of the bounding box is the line height for this font,
- * extending from the top of the ascent to the bottom of the
- * descent. Information about the actual height of the individual
- * letter is not available.
- *
- * A text layout that contains no characters is considered to
- * contain a single zero-width placeholder character.
- *
- * Results:
- * The return value is 0 if the index did not specify a character
- * in the text layout, or non-zero otherwise. In that case,
- * *bbox is filled with the bounding box of the character.
- *
- * Side effects:
- * None.
- *
- *---------------------------------------------------------------------------
- */
-
-int
-Blt_CharBbox(
- Tk_TextLayout layout, /* Layout information, from a previous call to
- * Tk_ComputeTextLayout(). */
- int index, /* The index of the character whose bbox is
- * desired. */
- int *xPtr, int *yPtr, /* Filled with the upper-left hand corner, in
- * pixels, of the bounding box for the character
- * specified by index, if non-NULL. */
- int *widthPtr,
- int *heightPtr) /* Filled with the width and height of the
- * bounding box for the character specified by
- * index, if non-NULL. */
-{
- TkTextLayout *layoutPtr;
- LayoutChunk *chunkPtr;
- int i, x, w;
- Blt_Font font;
- const char *end;
- Blt_FontMetrics fm;
-
- if (index < 0) {
- return 0;
- }
-
- layoutPtr = (TkTextLayout *) layout;
- chunkPtr = layoutPtr->chunks;
- font = layoutPtr->font;
-
- Blt_GetFontMetrics(font, &fm);
- for (i = 0; i < layoutPtr->numChunks; i++) {
- if (chunkPtr->numDisplayChars < 0) {
- if (index == 0) {
- x = chunkPtr->x;
- w = chunkPtr->totalWidth;
- goto check;
- }
- } else if (index < chunkPtr->numChars) {
- end = Tcl_UtfAtIndex(chunkPtr->start, index);
- if (xPtr != NULL) {
- Blt_MeasureChars(font, chunkPtr->start,
- end - chunkPtr->start, -1, 0, &x);
- x += chunkPtr->x;
- }
- if (widthPtr != NULL) {
- Blt_MeasureChars(font, end, Tcl_UtfNext(end) - end, -1, 0, &w);
- }
- goto check;
- }
- index -= chunkPtr->numChars;
- chunkPtr++;
- }
- if (index == 0) {
- /*
- * Special case to get location just past last char in layout.
- */
-
- chunkPtr--;
- x = chunkPtr->x + chunkPtr->totalWidth;
- w = 0;
- } else {
- return 0;
- }
-
- /*
- * Ensure that the bbox lies within the text layout. This forces all
- * chars that extend off the right edge of the text layout to have
- * truncated widths, and all chars that are completely off the right
- * edge of the text layout to peg to the edge and have 0 width.
- */
- check:
- if (yPtr != NULL) {
- *yPtr = chunkPtr->y - fm.ascent;
- }
- if (heightPtr != NULL) {
- *heightPtr = fm.ascent + fm.descent;
- }
-
- if (x > layoutPtr->width) {
- x = layoutPtr->width;
- }
- if (xPtr != NULL) {
- *xPtr = x;
- }
- if (widthPtr != NULL) {
- if (x + w > layoutPtr->width) {
- w = layoutPtr->width - x;
- }
- *widthPtr = w;
- }
-
- return 1;
-}
-
diff --git a/src/bltGrText.h b/src/bltGrText.h
index ce069f7..5099d22 100644
--- a/src/bltGrText.h
+++ b/src/bltGrText.h
@@ -158,12 +158,6 @@ typedef struct {
GC gc; /* GC used to draw the text */
} TextStyle;
-extern TextLayout *Blt_Ts_CreateLayout(const char *string, int length,
- TextStyle *tsPtr);
-
-extern void Blt_Ts_DrawLayout(Tk_Window tkwin, Drawable drawable,
- TextLayout *textPtr, TextStyle *tsPtr, int x, int y);
-
extern void Blt_Ts_GetExtents(TextStyle *tsPtr, const char *text,
unsigned int *widthPtr, unsigned int *heightPtr);
@@ -180,9 +174,6 @@ extern void Blt_DrawText2(Tk_Window tkwin, Drawable drawable,
extern Pixmap Blt_Ts_Bitmap(Tk_Window tkwin, TextLayout *textPtr,
TextStyle *tsPtr, int *widthPtr, int *heightPtr);
-extern int Blt_DrawTextWithRotatedFont(Tk_Window tkwin, Drawable drawable,
- float angle, TextStyle *tsPtr, TextLayout *textPtr, int x, int y);
-
extern void Blt_DrawLayout(Tk_Window tkwin, Drawable drawable, GC gc,
Blt_Font font, int depth, float angle, int x, int y,
TextLayout *layoutPtr, int maxLength);
@@ -193,14 +184,9 @@ extern void Blt_GetTextExtents(Blt_Font font, int leader, const char *text,
extern void Blt_RotateStartingTextPositions(TextLayout *textPtr,
float angle);
-extern int Blt_CharBbox(Tk_TextLayout layout, int index, int *xPtr,
- int *yPtr, int *widthPtr, int *heightPtr);
-
extern void Blt_Ts_DrawText(Tk_Window tkwin, Drawable drawable,
const char *text, int textLen, TextStyle *tsPtr, int x, int y);
-extern void Blt_FreeTextLayout(Tk_TextLayout layout);
-
#define Blt_Ts_GetAnchor(ts) ((ts).anchor)
#define Blt_Ts_GetAngle(ts) ((ts).angle)
#define Blt_Ts_GetBackground(ts) ((ts).bg)