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-rw-r--r--generic/tkCanvLine.c328
-rw-r--r--generic/tkCanvPoly.c370
-rw-r--r--generic/tkCanvPs.c7
-rw-r--r--generic/tkCanvText.c28
-rw-r--r--generic/tkCanvas.c909
5 files changed, 942 insertions, 700 deletions
diff --git a/generic/tkCanvLine.c b/generic/tkCanvLine.c
index e3977fd..e04a72a 100644
--- a/generic/tkCanvLine.c
+++ b/generic/tkCanvLine.c
@@ -10,7 +10,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkCanvLine.c,v 1.24 2008/10/30 21:39:16 nijtmans Exp $
+ * RCS: @(#) $Id: tkCanvLine.c,v 1.25 2008/11/01 16:14:30 dkf Exp $
*/
#include <stdio.h>
@@ -170,7 +170,8 @@ static Tk_ConfigSpec configSpecs[] = {
"0.0", Tk_Offset(LineItem, outline.activeWidth),
TK_CONFIG_DONT_SET_DEFAULT, &pixelOption},
{TK_CONFIG_CUSTOM, "-arrow", NULL, NULL,
- "none", Tk_Offset(LineItem, arrow), TK_CONFIG_DONT_SET_DEFAULT, &arrowOption},
+ "none", Tk_Offset(LineItem, arrow),
+ TK_CONFIG_DONT_SET_DEFAULT, &arrowOption},
{TK_CONFIG_CUSTOM, "-arrowshape", NULL, NULL,
"8 10 3", Tk_Offset(LineItem, arrowShapeA),
TK_CONFIG_DONT_SET_DEFAULT, &arrowShapeOption},
@@ -229,7 +230,7 @@ Tk_ItemType tkLineType = {
LineCoords, /* coordProc */
DeleteLine, /* deleteProc */
DisplayLine, /* displayProc */
- TK_CONFIG_OBJS, /* flags */
+ TK_CONFIG_OBJS | TK_MOVABLE_POINTS, /* flags */
LineToPoint, /* pointProc */
LineToArea, /* areaProc */
LineToPostscript, /* postscriptProc */
@@ -291,7 +292,7 @@ CreateLine(
* proper cleanup after errors during the the remainder of this function.
*/
- Tk_CreateOutline(&(linePtr->outline));
+ Tk_CreateOutline(&linePtr->outline);
linePtr->canvas = canvas;
linePtr->numPoints = 0;
linePtr->coordPtr = NULL;
@@ -408,7 +409,7 @@ LineCoords(
numPoints = objc/2;
if (linePtr->numPoints != numPoints) {
coordPtr = (double *)
- ckalloc((unsigned) (sizeof(double) * objc));
+ ckalloc(sizeof(double) * (unsigned) objc);
if (linePtr->coordPtr != NULL) {
ckfree((char *) linePtr->coordPtr);
}
@@ -416,7 +417,7 @@ LineCoords(
linePtr->numPoints = numPoints;
}
coordPtr = linePtr->coordPtr;
- for (i = 0; i <objc; i++) {
+ for (i = 0; i < objc ; i++) {
if (Tk_CanvasGetCoordFromObj(interp, canvas, objv[i],
coordPtr++) != TCL_OK) {
return TCL_ERROR;
@@ -492,7 +493,7 @@ ConfigureLine(
state = itemPtr->state;
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
@@ -504,8 +505,7 @@ ConfigureLine(
} else {
itemPtr->redraw_flags &= ~TK_ITEM_STATE_DEPENDANT;
}
- mask = Tk_ConfigOutlineGC(&gcValues, canvas, itemPtr,
- &(linePtr->outline));
+ mask = Tk_ConfigOutlineGC(&gcValues, canvas, itemPtr, &linePtr->outline);
if (mask) {
if (linePtr->arrow == ARROWS_NONE) {
gcValues.cap_style = linePtr->capStyle;
@@ -516,9 +516,10 @@ ConfigureLine(
newGC = Tk_GetGC(tkwin, mask, &gcValues);
#ifdef MAC_OSX_TK
/*
- * Mac OS X CG drawing needs access to linewidth even for
- * arrow fills (as linewidth controls antialiasing).
+ * Mac OS X CG drawing needs access to linewidth even for arrow fills
+ * (as linewidth controls antialiasing).
*/
+
mask |= GCLineWidth;
#else
gcValues.line_width = 0;
@@ -546,7 +547,7 @@ ConfigureLine(
linePtr->splineSteps = 100;
}
- if ((!linePtr->numPoints) || (state==TK_STATE_HIDDEN)) {
+ if ((!linePtr->numPoints) || (state == TK_STATE_HIDDEN)) {
ComputeLineBbox(canvas, linePtr);
return TCL_OK;
}
@@ -611,7 +612,7 @@ DeleteLine(
{
LineItem *linePtr = (LineItem *) itemPtr;
- Tk_DeleteOutline(display, &(linePtr->outline));
+ Tk_DeleteOutline(display, &linePtr->outline);
if (linePtr->coordPtr != NULL) {
ckfree((char *) linePtr->coordPtr);
}
@@ -654,11 +655,11 @@ ComputeLineBbox(
Tk_State state = linePtr->header.state;
Tk_TSOffset *tsoffset;
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
- if (!(linePtr->numPoints) || (state==TK_STATE_HIDDEN)) {
+ if (!(linePtr->numPoints) || (state == TK_STATE_HIDDEN)) {
linePtr->header.x1 = -1;
linePtr->header.x2 = -1;
linePtr->header.y1 = -1;
@@ -668,17 +669,17 @@ ComputeLineBbox(
width = linePtr->outline.width;
if (Canvas(canvas)->currentItemPtr == (Tk_Item *)linePtr) {
- if (linePtr->outline.activeWidth>width) {
+ if (linePtr->outline.activeWidth > width) {
width = linePtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
- if (linePtr->outline.disabledWidth>0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (linePtr->outline.disabledWidth > 0) {
width = linePtr->outline.disabledWidth;
}
}
coordPtr = linePtr->coordPtr;
- linePtr->header.x1 = linePtr->header.x2 = (int) *coordPtr;
+ linePtr->header.x1 = linePtr->header.x2 = (int) coordPtr[0];
linePtr->header.y1 = linePtr->header.y2 = (int) coordPtr[1];
/*
@@ -686,8 +687,8 @@ ComputeLineBbox(
* all directions by the line's width to take care of butting or rounded
* corners and projecting or rounded caps. This expansion is an
* overestimate (worst-case is square root of two over two) but it's
- * simple. eDon't do anything special for curves. This causes an
- * additional overestimate in the bounding box, but is faster.
+ * simple. Don't do anything special for curves. This causes an additional
+ * overestimate in the bounding box, but is faster.
*/
for (i = 1, coordPtr = linePtr->coordPtr+2; i < linePtr->numPoints;
@@ -709,16 +710,20 @@ ComputeLineBbox(
tsoffset = &linePtr->outline.tsoffset;
if (tsoffset->flags & TK_OFFSET_INDEX) {
- double *coordPtr = linePtr->coordPtr + (tsoffset->flags & ~TK_OFFSET_INDEX);
+ double *coordPtr = linePtr->coordPtr
+ + (tsoffset->flags & ~TK_OFFSET_INDEX);
+
if (tsoffset->flags <= 0) {
coordPtr = linePtr->coordPtr;
- if ((linePtr->arrow == ARROWS_FIRST) || (linePtr->arrow == ARROWS_BOTH)) {
+ if ((linePtr->arrow == ARROWS_FIRST)
+ || (linePtr->arrow == ARROWS_BOTH)) {
coordPtr = linePtr->firstArrowPtr;
}
}
if (tsoffset->flags > (linePtr->numPoints * 2)) {
coordPtr = linePtr->coordPtr + (linePtr->numPoints * 2);
- if ((linePtr->arrow == ARROWS_LAST) || (linePtr->arrow == ARROWS_BOTH)) {
+ if ((linePtr->arrow == ARROWS_LAST)
+ || (linePtr->arrow == ARROWS_BOTH)) {
coordPtr = linePtr->lastArrowPtr;
}
}
@@ -747,7 +752,7 @@ ComputeLineBbox(
linePtr->header.y1 -= intWidth;
linePtr->header.y2 += intWidth;
- if (linePtr->numPoints==1) {
+ if (linePtr->numPoints == 1) {
linePtr->header.x1 -= 1;
linePtr->header.x2 += 1;
linePtr->header.y1 -= 1;
@@ -840,7 +845,7 @@ DisplayLine(
int numPoints;
Tk_State state = itemPtr->state;
- if ((!linePtr->numPoints)||(linePtr->outline.gc==None)) {
+ if ((!linePtr->numPoints) || (linePtr->outline.gc == None)) {
return;
}
@@ -852,7 +857,7 @@ DisplayLine(
if (linePtr->outline.activeWidth != linewidth) {
linewidth = linePtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
+ } else if (state == TK_STATE_DISABLED) {
if (linePtr->outline.disabledWidth != linewidth) {
linewidth = linePtr->outline.disabledWidth;
}
@@ -874,14 +879,15 @@ DisplayLine(
if (numPoints <= MAX_STATIC_POINTS) {
pointPtr = staticPoints;
} else {
- pointPtr = (XPoint *)ckalloc((unsigned)(numPoints * 3*sizeof(XPoint)));
+ pointPtr = (XPoint *)
+ ckalloc((unsigned) numPoints * 3 * sizeof(XPoint));
}
if ((linePtr->smooth) && (linePtr->numPoints > 2)) {
numPoints = linePtr->smooth->coordProc(canvas, linePtr->coordPtr,
linePtr->numPoints, linePtr->splineSteps, pointPtr, NULL);
} else {
- numPoints = TkCanvTranslatePath((TkCanvas*)canvas, numPoints,
+ numPoints = TkCanvTranslatePath((TkCanvas *) canvas, numPoints,
linePtr->coordPtr, 0, pointPtr);
}
@@ -892,20 +898,22 @@ DisplayLine(
* read-only.
*/
- if (Tk_ChangeOutlineGC(canvas, itemPtr, &(linePtr->outline))) {
- Tk_CanvasSetOffset(canvas, linePtr->arrowGC, &linePtr->outline.tsoffset);
+ if (Tk_ChangeOutlineGC(canvas, itemPtr, &linePtr->outline)) {
+ Tk_CanvasSetOffset(canvas, linePtr->arrowGC,
+ &linePtr->outline.tsoffset);
}
- if (numPoints>1) {
+ if (numPoints > 1) {
XDrawLines(display, drawable, linePtr->outline.gc, pointPtr, numPoints,
- CoordModeOrigin);
+ CoordModeOrigin);
} else {
int intwidth = (int) (linewidth + 0.5);
- if (intwidth<1) {
- intwidth=1;
+
+ if (intwidth < 1) {
+ intwidth = 1;
}
XFillArc(display, drawable, linePtr->outline.gc,
pointPtr->x - intwidth/2, pointPtr->y - intwidth/2,
- (unsigned int)intwidth+1, (unsigned int)intwidth+1, 0, 64*360);
+ (unsigned) intwidth+1, (unsigned) intwidth+1, 0, 64*360);
}
if (pointPtr != staticPoints) {
ckfree((char *) pointPtr);
@@ -923,7 +931,7 @@ DisplayLine(
TkFillPolygon(canvas, linePtr->lastArrowPtr, PTS_IN_ARROW,
display, drawable, linePtr->arrowGC, NULL);
}
- if (Tk_ResetOutlineGC(canvas, itemPtr, &(linePtr->outline))) {
+ if (Tk_ResetOutlineGC(canvas, itemPtr, &linePtr->outline)) {
XSetTSOrigin(display, linePtr->arrowGC, 0, 0);
}
}
@@ -999,12 +1007,12 @@ LineInsert(
newCoordPtr[i+objc] = linePtr->coordPtr[i];
}
if (linePtr->coordPtr) {
- ckfree((char *)linePtr->coordPtr);
+ ckfree((char *) linePtr->coordPtr);
}
linePtr->coordPtr = newCoordPtr;
linePtr->numPoints = (length + objc)/2;
- if ((length>3) && (state != TK_STATE_HIDDEN)) {
+ if ((length > 3) && (state != TK_STATE_HIDDEN)) {
/*
* This is some optimizing code that will result that only the part of
* the polygon that changed (and the objects that are overlapping with
@@ -1016,19 +1024,25 @@ LineInsert(
itemPtr->redraw_flags |= TK_ITEM_DONT_REDRAW;
- if (beforeThis>0) {beforeThis -= 2; objc+=2; }
- if ((beforeThis+objc)<length) objc+=2;
+ if (beforeThis > 0) {
+ beforeThis -= 2;
+ objc += 2;
+ }
+ if (beforeThis+objc < length) {
+ objc += 2;
+ }
if (linePtr->smooth) {
- if(beforeThis>0) {
- beforeThis-=2; objc+=2;
+ if (beforeThis > 0) {
+ beforeThis -= 2;
+ objc += 2;
}
- if((beforeThis+objc+2)<length) {
- objc+=2;
+ if (beforeThis+objc+2 < length) {
+ objc += 2;
}
}
itemPtr->x1 = itemPtr->x2 = (int) linePtr->coordPtr[beforeThis];
itemPtr->y1 = itemPtr->y2 = (int) linePtr->coordPtr[beforeThis+1];
- if ((linePtr->firstArrowPtr != NULL) && (beforeThis<1)) {
+ if ((linePtr->firstArrowPtr != NULL) && (beforeThis < 1)) {
/*
* Include old first arrow.
*/
@@ -1038,7 +1052,7 @@ LineInsert(
TkIncludePoint(itemPtr, coordPtr);
}
}
- if ((linePtr->lastArrowPtr != NULL) && ((beforeThis+objc)>=length)) {
+ if ((linePtr->lastArrowPtr != NULL) && (beforeThis+objc >= length)) {
/*
* Include old last arrow.
*/
@@ -1048,10 +1062,10 @@ LineInsert(
TkIncludePoint(itemPtr, coordPtr);
}
}
- coordPtr = linePtr->coordPtr+beforeThis+2;
+ coordPtr = linePtr->coordPtr + beforeThis + 2;
for (i=2; i<objc; i+=2) {
TkIncludePoint(itemPtr, coordPtr);
- coordPtr+=2;
+ coordPtr += 2;
}
}
if (linePtr->firstArrowPtr != NULL) {
@@ -1070,7 +1084,7 @@ LineInsert(
double width;
int intWidth;
- if ((linePtr->firstArrowPtr != NULL) && (beforeThis>2)) {
+ if ((linePtr->firstArrowPtr != NULL) && (beforeThis > 2)) {
/*
* Include new first arrow.
*/
@@ -1092,11 +1106,11 @@ LineInsert(
}
width = linePtr->outline.width;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (linePtr->outline.activeWidth>width) {
+ if (linePtr->outline.activeWidth > width) {
width = linePtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
- if (linePtr->outline.disabledWidth>0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (linePtr->outline.disabledWidth > 0) {
width = linePtr->outline.disabledWidth;
}
}
@@ -1104,8 +1118,10 @@ LineInsert(
if (intWidth < 1) {
intWidth = 1;
}
- itemPtr->x1 -= intWidth; itemPtr->y1 -= intWidth;
- itemPtr->x2 += intWidth; itemPtr->y2 += intWidth;
+ itemPtr->x1 -= intWidth;
+ itemPtr->y1 -= intWidth;
+ itemPtr->x2 += intWidth;
+ itemPtr->y2 += intWidth;
Tk_CanvasEventuallyRedraw(canvas, itemPtr->x1, itemPtr->y1,
itemPtr->x2, itemPtr->y2);
}
@@ -1143,7 +1159,7 @@ LineDeleteCoords(
double *coordPtr;
Tk_State state = itemPtr->state;
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
@@ -1167,15 +1183,24 @@ LineDeleteCoords(
linePtr->coordPtr[length-2] = linePtr->lastArrowPtr[0];
linePtr->coordPtr[length-1] = linePtr->lastArrowPtr[1];
}
- first1 = first; last1 = last;
- if(first1>0) first1 -= 2;
- if(last1<length-2) last1 += 2;
+ first1 = first;
+ last1 = last;
+ if (first1 > 0) {
+ first1 -= 2;
+ }
+ if (last1 < length-2) {
+ last1 += 2;
+ }
if (linePtr->smooth) {
- if(first1>0) first1 -= 2;
- if(last1<length-2) last1 += 2;
+ if (first1 > 0) {
+ first1 -= 2;
+ }
+ if (last1 < length-2) {
+ last1 += 2;
+ }
}
- if((first1<2) && (last1 >= length-2)) {
+ if ((first1 < 2) && (last1 >= length-2)) {
/*
* This is some optimizing code that will result that only the part of
* the line that changed (and the objects that are overlapping with
@@ -1188,7 +1213,7 @@ LineDeleteCoords(
itemPtr->redraw_flags |= TK_ITEM_DONT_REDRAW;
itemPtr->x1 = itemPtr->x2 = (int) linePtr->coordPtr[first1];
itemPtr->y1 = itemPtr->y2 = (int) linePtr->coordPtr[first1+1];
- if ((linePtr->firstArrowPtr != NULL) && (first1<2)) {
+ if ((linePtr->firstArrowPtr != NULL) && (first1 < 2)) {
/*
* Include old first arrow.
*/
@@ -1198,7 +1223,7 @@ LineDeleteCoords(
TkIncludePoint(itemPtr, coordPtr);
}
}
- if ((linePtr->lastArrowPtr != NULL) && (last1>=length-2)) {
+ if ((linePtr->lastArrowPtr != NULL) && (last1 >= length-2)) {
/*
* Include old last arrow.
*/
@@ -1211,7 +1236,7 @@ LineDeleteCoords(
coordPtr = linePtr->coordPtr+first1+2;
for (i=first1+2; i<=last1; i+=2) {
TkIncludePoint(itemPtr, coordPtr);
- coordPtr+=2;
+ coordPtr += 2;
}
}
@@ -1229,13 +1254,13 @@ LineDeleteCoords(
linePtr->lastArrowPtr = NULL;
}
if (linePtr->arrow != ARROWS_NONE) {
- ConfigureArrows(canvas, linePtr);
+ ConfigureArrows(canvas, linePtr);
}
- if(itemPtr->redraw_flags & TK_ITEM_DONT_REDRAW) {
+ if (itemPtr->redraw_flags & TK_ITEM_DONT_REDRAW) {
double width;
int intWidth;
- if ((linePtr->firstArrowPtr != NULL) && (first1<4)) {
+ if ((linePtr->firstArrowPtr != NULL) && (first1 < 4)) {
/*
* Include new first arrow.
*/
@@ -1245,7 +1270,7 @@ LineDeleteCoords(
TkIncludePoint(itemPtr, coordPtr);
}
}
- if ((linePtr->lastArrowPtr != NULL) && (last1>(length-4))) {
+ if ((linePtr->lastArrowPtr != NULL) && (last1 > length-4)) {
/*
* Include new right arrow.
*/
@@ -1257,20 +1282,22 @@ LineDeleteCoords(
}
width = linePtr->outline.width;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (linePtr->outline.activeWidth>width) {
- width = linePtr->outline.activeWidth;
- }
- } else if (state==TK_STATE_DISABLED) {
- if (linePtr->outline.disabledWidth>0) {
- width = linePtr->outline.disabledWidth;
- }
+ if (linePtr->outline.activeWidth > width) {
+ width = linePtr->outline.activeWidth;
+ }
+ } else if (state == TK_STATE_DISABLED) {
+ if (linePtr->outline.disabledWidth > 0) {
+ width = linePtr->outline.disabledWidth;
+ }
}
intWidth = (int) (width + 0.5);
if (intWidth < 1) {
intWidth = 1;
}
- itemPtr->x1 -= intWidth; itemPtr->y1 -= intWidth;
- itemPtr->x2 += intWidth; itemPtr->y2 += intWidth;
+ itemPtr->x1 -= intWidth;
+ itemPtr->y1 -= intWidth;
+ itemPtr->x2 += intWidth;
+ itemPtr->y2 += intWidth;
Tk_CanvasEventuallyRedraw(canvas, itemPtr->x1, itemPtr->y1,
itemPtr->x2, itemPtr->y2);
}
@@ -1322,17 +1349,17 @@ LineToPoint(
* which to do the check.
*/
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
width = linePtr->outline.width;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (linePtr->outline.activeWidth>width) {
+ if (linePtr->outline.activeWidth > width) {
width = linePtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
- if (linePtr->outline.disabledWidth>0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (linePtr->outline.disabledWidth > 0) {
width = linePtr->outline.disabledWidth;
}
}
@@ -1343,8 +1370,8 @@ LineToPoint(
if (numPoints <= MAX_STATIC_POINTS) {
linePoints = staticSpace;
} else {
- linePoints = (double *) ckalloc((unsigned)
- (2*numPoints*sizeof(double)));
+ linePoints = (double *)
+ ckalloc((unsigned) (2*numPoints*sizeof(double)));
}
numPoints = linePtr->smooth->coordProc(canvas, linePtr->coordPtr,
linePtr->numPoints, linePtr->splineSteps, NULL, linePoints);
@@ -1357,12 +1384,14 @@ LineToPoint(
width = 1.0;
}
- if (!numPoints || itemPtr->state==TK_STATE_HIDDEN) {
+ if (!numPoints || itemPtr->state == TK_STATE_HIDDEN) {
return bestDist;
} else if (numPoints == 1) {
bestDist = hypot(linePoints[0]-pointPtr[0], linePoints[1]-pointPtr[1])
- width/2.0;
- if (bestDist < 0) bestDist = 0;
+ if (bestDist < 0) {
+ bestDist = 0;
+ }
return bestDist;
}
@@ -1538,23 +1567,23 @@ LineToArea(
double radius, width;
Tk_State state = itemPtr->state;
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
width = linePtr->outline.width;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (linePtr->outline.activeWidth>width) {
+ if (linePtr->outline.activeWidth > width) {
width = linePtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
- if (linePtr->outline.disabledWidth>0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (linePtr->outline.disabledWidth > 0) {
width = linePtr->outline.disabledWidth;
}
}
radius = (width+1.0)/2.0;
- if ((state==TK_STATE_HIDDEN) || !linePtr->numPoints) {
+ if ((state == TK_STATE_HIDDEN) || !linePtr->numPoints) {
return -1;
} else if (linePtr->numPoints == 1) {
double oval[4];
@@ -1577,8 +1606,8 @@ LineToArea(
if (numPoints <= MAX_STATIC_POINTS) {
linePoints = staticSpace;
} else {
- linePoints = (double *) ckalloc((unsigned)
- (2*numPoints*sizeof(double)));
+ linePoints = (double *)
+ ckalloc((unsigned) (2*numPoints*sizeof(double)));
}
numPoints = linePtr->smooth->coordProc(canvas, linePtr->coordPtr,
linePtr->numPoints, linePtr->splineSteps, NULL, linePoints);
@@ -1591,13 +1620,12 @@ LineToArea(
* Check the segments of the line.
*/
- if (width < 1.0) {
+ if (width < 1.0) {
width = 1.0;
}
- result = TkThickPolyLineToArea(linePoints, numPoints,
- width, linePtr->capStyle, linePtr->joinStyle,
- rectPtr);
+ result = TkThickPolyLineToArea(linePoints, numPoints, width,
+ linePtr->capStyle, linePtr->joinStyle, rectPtr);
if (result == 0) {
goto done;
}
@@ -1742,7 +1770,7 @@ GetLineIndex(
}
} else if (string[0] == '@') {
int i;
- double x ,y, bestDist, dist, *coordPtr;
+ double x, y, bestDist, dist, *coordPtr;
char *end, *p;
p = string+1;
@@ -1758,9 +1786,9 @@ GetLineIndex(
bestDist = 1.0e36;
coordPtr = linePtr->coordPtr;
*indexPtr = 0;
- for(i=0; i<linePtr->numPoints; i++) {
+ for (i=0; i<linePtr->numPoints; i++) {
dist = hypot(coordPtr[0] - x, coordPtr[1] - y);
- if (dist<bestDist) {
+ if (dist < bestDist) {
bestDist = dist;
*indexPtr = 2*i;
}
@@ -1770,7 +1798,7 @@ GetLineIndex(
if (Tcl_GetIntFromObj(interp, obj, indexPtr) != TCL_OK) {
goto badIndex;
}
- *indexPtr &= -2; /* if index is odd, make it even */
+ *indexPtr &= -2; /* If index is odd, make it even. */
if (*indexPtr < 0){
*indexPtr = 0;
} else if (*indexPtr > (2*linePtr->numPoints)) {
@@ -1926,9 +1954,8 @@ PrintArrowShape(
* string here. */
{
LineItem *linePtr = (LineItem *) recordPtr;
- char *buffer;
+ char *buffer = ckalloc(120);
- buffer = (char *) ckalloc(120);
sprintf(buffer, "%.5g %.5g %.5g", linePtr->arrowShapeA,
linePtr->arrowShapeB, linePtr->arrowShapeC);
*freeProcPtr = TCL_DYNAMIC;
@@ -1967,7 +1994,7 @@ ArrowParseProc(
register Arrows *arrowPtr = (Arrows *) (widgRec + offset);
- if(value == NULL || *value == 0) {
+ if (value == NULL || *value == 0) {
*arrowPtr = ARROWS_NONE;
return TCL_OK;
}
@@ -2083,21 +2110,21 @@ ConfigureArrows(
double width;
Tk_State state = linePtr->header.state;
- if (linePtr->numPoints <2) {
+ if (linePtr->numPoints < 2) {
return TCL_OK;
}
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
width = linePtr->outline.width;
if (Canvas(canvas)->currentItemPtr == (Tk_Item *)linePtr) {
- if (linePtr->outline.activeWidth>width) {
+ if (linePtr->outline.activeWidth > width) {
width = linePtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
- if (linePtr->outline.disabledWidth>0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (linePtr->outline.disabledWidth > 0) {
width = linePtr->outline.disabledWidth;
}
}
@@ -2124,8 +2151,8 @@ ConfigureArrows(
if (linePtr->arrow != ARROWS_LAST) {
poly = linePtr->firstArrowPtr;
if (poly == NULL) {
- poly = (double *) ckalloc((unsigned)
- (2*PTS_IN_ARROW*sizeof(double)));
+ poly = (double *)
+ ckalloc((unsigned) (2*PTS_IN_ARROW*sizeof(double)));
poly[0] = poly[10] = linePtr->coordPtr[0];
poly[1] = poly[11] = linePtr->coordPtr[1];
linePtr->firstArrowPtr = poly;
@@ -2240,7 +2267,7 @@ LineToPostscript(
Pixmap stipple;
Tk_State state = itemPtr->state;
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
@@ -2248,36 +2275,36 @@ LineToPostscript(
color = linePtr->outline.color;
stipple = linePtr->outline.stipple;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (linePtr->outline.activeWidth>width) {
+ if (linePtr->outline.activeWidth > width) {
width = linePtr->outline.activeWidth;
}
- if (linePtr->outline.activeColor!=NULL) {
+ if (linePtr->outline.activeColor != NULL) {
color = linePtr->outline.activeColor;
}
- if (linePtr->outline.activeStipple!=None) {
+ if (linePtr->outline.activeStipple != None) {
stipple = linePtr->outline.activeStipple;
}
- } else if (state==TK_STATE_DISABLED) {
- if (linePtr->outline.disabledWidth>0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (linePtr->outline.disabledWidth > 0) {
width = linePtr->outline.disabledWidth;
}
- if (linePtr->outline.disabledColor!=NULL) {
+ if (linePtr->outline.disabledColor != NULL) {
color = linePtr->outline.disabledColor;
}
- if (linePtr->outline.disabledStipple!=None) {
+ if (linePtr->outline.disabledStipple != None) {
stipple = linePtr->outline.disabledStipple;
}
}
- if (color == NULL || linePtr->numPoints<1 || linePtr->coordPtr==NULL) {
+ if (color == NULL || linePtr->numPoints < 1 || linePtr->coordPtr == NULL){
return TCL_OK;
}
- if (linePtr->numPoints==1) {
+ if (linePtr->numPoints == 1) {
sprintf(buffer, "%.15g %.15g translate %.15g %.15g",
linePtr->coordPtr[0], Tk_CanvasPsY(canvas, linePtr->coordPtr[1]),
width/2.0, width/2.0);
- Tcl_AppendResult(interp, "matrix currentmatrix\n",buffer,
+ Tcl_AppendResult(interp, "matrix currentmatrix\n", buffer,
" scale 1 0 moveto 0 0 1 0 360 arc\nsetmatrix\n", NULL);
if (Tk_CanvasPsColor(interp, canvas, color) != TCL_OK) {
return TCL_ERROR;
@@ -2299,37 +2326,34 @@ LineToPostscript(
if ((!linePtr->smooth) || (linePtr->numPoints < 3)) {
Tk_CanvasPsPath(interp, canvas, linePtr->coordPtr, linePtr->numPoints);
+ } else if ((stipple == None) && linePtr->smooth->postscriptProc) {
+ linePtr->smooth->postscriptProc(interp, canvas, linePtr->coordPtr,
+ linePtr->numPoints, linePtr->splineSteps);
} else {
- if ((stipple == None) && linePtr->smooth->postscriptProc) {
- linePtr->smooth->postscriptProc(interp, canvas,
- linePtr->coordPtr, linePtr->numPoints, linePtr->splineSteps);
- } else {
- /*
- * Special hack: Postscript printers don't appear to be able to
- * turn a path drawn with "curveto"s into a clipping path without
- * exceeding resource limits, so TkMakeBezierPostscript won't work
- * for stippled curves. Instead, generate all of the intermediate
- * points here and output them into the Postscript file with
- * "lineto"s instead.
- */
+ /*
+ * Special hack: Postscript printers don't appear to be able to turn a
+ * path drawn with "curveto"s into a clipping path without exceeding
+ * resource limits, so TkMakeBezierPostscript won't work for stippled
+ * curves. Instead, generate all of the intermediate points here and
+ * output them into the Postscript file with "lineto"s instead.
+ */
- double staticPoints[2*MAX_STATIC_POINTS];
- double *pointPtr;
- int numPoints;
+ double staticPoints[2*MAX_STATIC_POINTS];
+ double *pointPtr;
+ int numPoints;
- numPoints = linePtr->smooth->coordProc(canvas, NULL,
- linePtr->numPoints, linePtr->splineSteps, NULL, NULL);
- pointPtr = staticPoints;
- if (numPoints > MAX_STATIC_POINTS) {
- pointPtr = (double *) ckalloc((unsigned)
- (numPoints * 2 * sizeof(double)));
- }
- numPoints = linePtr->smooth->coordProc(canvas, linePtr->coordPtr,
- linePtr->numPoints, linePtr->splineSteps, NULL, pointPtr);
- Tk_CanvasPsPath(interp, canvas, pointPtr, numPoints);
- if (pointPtr != staticPoints) {
- ckfree((char *) pointPtr);
- }
+ numPoints = linePtr->smooth->coordProc(canvas, NULL,
+ linePtr->numPoints, linePtr->splineSteps, NULL, NULL);
+ pointPtr = staticPoints;
+ if (numPoints > MAX_STATIC_POINTS) {
+ pointPtr = (double *)
+ ckalloc((unsigned) (numPoints * 2 * sizeof(double)));
+ }
+ numPoints = linePtr->smooth->coordProc(canvas, linePtr->coordPtr,
+ linePtr->numPoints, linePtr->splineSteps, NULL, pointPtr);
+ Tk_CanvasPsPath(interp, canvas, pointPtr, numPoints);
+ if (pointPtr != staticPoints) {
+ ckfree((char *) pointPtr);
}
}
@@ -2352,7 +2376,7 @@ LineToPostscript(
}
Tcl_AppendResult(interp, style, NULL);
- if (Tk_CanvasPsOutline(canvas, itemPtr, &(linePtr->outline)) != TCL_OK) {
+ if (Tk_CanvasPsOutline(canvas, itemPtr, &linePtr->outline) != TCL_OK) {
return TCL_ERROR;
}
@@ -2422,7 +2446,7 @@ ArrowheadPostscript(
if (linePtr->outline.activeStipple!=None) {
stipple = linePtr->outline.activeStipple;
}
- } else if (state==TK_STATE_DISABLED) {
+ } else if (state == TK_STATE_DISABLED) {
if (linePtr->outline.activeStipple!=None) {
stipple = linePtr->outline.disabledStipple;
}
diff --git a/generic/tkCanvPoly.c b/generic/tkCanvPoly.c
index d5e63d8..c9c1e8d 100644
--- a/generic/tkCanvPoly.c
+++ b/generic/tkCanvPoly.c
@@ -10,7 +10,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkCanvPoly.c,v 1.20 2008/10/30 23:18:59 nijtmans Exp $
+ * RCS: @(#) $Id: tkCanvPoly.c,v 1.21 2008/11/01 16:14:30 dkf Exp $
*/
#include <stdio.h>
@@ -199,7 +199,7 @@ Tk_ItemType tkPolygonType = {
PolygonCoords, /* coordProc */
DeletePolygon, /* deleteProc */
DisplayPolygon, /* displayProc */
- TK_CONFIG_OBJS, /* flags */
+ TK_CONFIG_OBJS | TK_MOVABLE_POINTS, /* flags */
PolygonToPoint, /* pointProc */
PolygonToArea, /* areaProc */
PolygonToPostscript, /* postscriptProc */
@@ -261,7 +261,7 @@ CreatePolygon(
* errors during the the remainder of this function.
*/
- Tk_CreateOutline(&(polyPtr->outline));
+ Tk_CreateOutline(&polyPtr->outline);
polyPtr->numPoints = 0;
polyPtr->pointsAllocated = 0;
polyPtr->coordPtr = NULL;
@@ -288,6 +288,7 @@ CreatePolygon(
for (i = 0; i < objc; i++) {
char *arg = Tcl_GetString(objv[i]);
+
if ((arg[0] == '-') && (arg[1] >= 'a') && (arg[1] <= 'z')) {
break;
}
@@ -357,50 +358,49 @@ PolygonCoords(
}
}
if (objc & 1) {
- char buf[64 + TCL_INTEGER_SPACE];
-
- sprintf(buf, "wrong # coordinates: expected an even number, got %d",
- objc);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "wrong # coordinates: expected an even number, got %d",
+ objc));
return TCL_ERROR;
- } else {
- numPoints = objc/2;
- if (polyPtr->pointsAllocated <= numPoints) {
- if (polyPtr->coordPtr != NULL) {
- ckfree((char *) polyPtr->coordPtr);
- }
-
- /*
- * One extra point gets allocated here, because we always add
- * another point to close the polygon.
- */
+ }
- polyPtr->coordPtr = (double *) ckalloc((unsigned)
- (sizeof(double) * (objc+2)));
- polyPtr->pointsAllocated = numPoints+1;
- }
- for (i = objc-1; i >= 0; i--) {
- if (Tk_CanvasGetCoordFromObj(interp, canvas, objv[i],
- &polyPtr->coordPtr[i]) != TCL_OK) {
- return TCL_ERROR;
- }
+ numPoints = objc/2;
+ if (polyPtr->pointsAllocated <= numPoints) {
+ if (polyPtr->coordPtr != NULL) {
+ ckfree((char *) polyPtr->coordPtr);
}
- polyPtr->numPoints = numPoints;
- polyPtr->autoClosed = 0;
/*
- * Close the polygon if it isn't already closed.
+ * One extra point gets allocated here, because we always add
+ * another point to close the polygon.
*/
- if (objc>2 && ((polyPtr->coordPtr[objc-2] != polyPtr->coordPtr[0])
- || (polyPtr->coordPtr[objc-1] != polyPtr->coordPtr[1]))) {
- polyPtr->autoClosed = 1;
- polyPtr->numPoints++;
- polyPtr->coordPtr[objc] = polyPtr->coordPtr[0];
- polyPtr->coordPtr[objc+1] = polyPtr->coordPtr[1];
+ polyPtr->coordPtr = (double *)
+ ckalloc(sizeof(double) * (unsigned)(objc+2));
+ polyPtr->pointsAllocated = numPoints+1;
+ }
+ for (i = objc-1; i >= 0; i--) {
+ if (Tk_CanvasGetCoordFromObj(interp, canvas, objv[i],
+ &polyPtr->coordPtr[i]) != TCL_OK) {
+ return TCL_ERROR;
}
- ComputePolygonBbox(canvas, polyPtr);
}
+ polyPtr->numPoints = numPoints;
+ polyPtr->autoClosed = 0;
+
+ /*
+ * Close the polygon if it isn't already closed.
+ */
+
+ if (objc>2 && ((polyPtr->coordPtr[objc-2] != polyPtr->coordPtr[0])
+ || (polyPtr->coordPtr[objc-1] != polyPtr->coordPtr[1]))) {
+ polyPtr->autoClosed = 1;
+ polyPtr->numPoints++;
+ polyPtr->coordPtr[objc] = polyPtr->coordPtr[0];
+ polyPtr->coordPtr[objc+1] = polyPtr->coordPtr[1];
+ }
+
+ ComputePolygonBbox(canvas, polyPtr);
return TCL_OK;
}
@@ -465,15 +465,15 @@ ConfigurePolygon(
itemPtr->redraw_flags &= ~TK_ITEM_STATE_DEPENDANT;
}
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
- if (state==TK_STATE_HIDDEN) {
+ if (state == TK_STATE_HIDDEN) {
ComputePolygonBbox(canvas, polyPtr);
return TCL_OK;
}
- mask = Tk_ConfigOutlineGC(&gcValues, canvas, itemPtr, &(polyPtr->outline));
+ mask = Tk_ConfigOutlineGC(&gcValues, canvas, itemPtr, &polyPtr->outline);
if (mask) {
gcValues.cap_style = CapRound;
gcValues.join_style = polyPtr->joinStyle;
@@ -490,17 +490,17 @@ ConfigurePolygon(
color = polyPtr->fillColor;
stipple = polyPtr->fillStipple;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->activeFillColor!=NULL) {
+ if (polyPtr->activeFillColor != NULL) {
color = polyPtr->activeFillColor;
}
- if (polyPtr->activeFillStipple!=None) {
+ if (polyPtr->activeFillStipple != None) {
stipple = polyPtr->activeFillStipple;
}
- } else if (state==TK_STATE_DISABLED) {
- if (polyPtr->disabledFillColor!=NULL) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (polyPtr->disabledFillColor != NULL) {
color = polyPtr->disabledFillColor;
}
- if (polyPtr->disabledFillStipple!=None) {
+ if (polyPtr->disabledFillStipple != None) {
stipple = polyPtr->disabledFillStipple;
}
}
@@ -570,7 +570,7 @@ DeletePolygon(
{
PolygonItem *polyPtr = (PolygonItem *) itemPtr;
- Tk_DeleteOutline(display,&(polyPtr->outline));
+ Tk_DeleteOutline(display, &polyPtr->outline);
if (polyPtr->coordPtr != NULL) {
ckfree((char *) polyPtr->coordPtr);
}
@@ -625,21 +625,22 @@ ComputePolygonBbox(
Tk_State state = polyPtr->header.state;
Tk_TSOffset *tsoffset;
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
width = polyPtr->outline.width;
- if (polyPtr->coordPtr == NULL || (polyPtr->numPoints < 1) || (state==TK_STATE_HIDDEN)) {
+ if (polyPtr->coordPtr == NULL || (polyPtr->numPoints < 1)
+ || (state == TK_STATE_HIDDEN)) {
polyPtr->header.x1 = polyPtr->header.x2 =
- polyPtr->header.y1 = polyPtr->header.y2 = -1;
+ polyPtr->header.y1 = polyPtr->header.y2 = -1;
return;
}
- if (Canvas(canvas)->currentItemPtr == (Tk_Item *)polyPtr) {
- if (polyPtr->outline.activeWidth>width) {
+ if (Canvas(canvas)->currentItemPtr == (Tk_Item *) polyPtr) {
+ if (polyPtr->outline.activeWidth > width) {
width = polyPtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
- if (polyPtr->outline.disabledWidth>0.0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (polyPtr->outline.disabledWidth > 0.0) {
width = polyPtr->outline.disabledWidth;
}
}
@@ -665,6 +666,7 @@ ComputePolygonBbox(
tsoffset = &polyPtr->tsoffset;
if (tsoffset->flags & TK_OFFSET_INDEX) {
int index = tsoffset->flags & ~TK_OFFSET_INDEX;
+
if (tsoffset->flags == INT_MAX) {
index = (polyPtr->numPoints - polyPtr->autoClosed) * 2;
if (index < 0) {
@@ -672,7 +674,7 @@ ComputePolygonBbox(
}
}
index %= (polyPtr->numPoints - polyPtr->autoClosed) * 2;
- if (index <0) {
+ if (index < 0) {
index += (polyPtr->numPoints - polyPtr->autoClosed) * 2;
}
tsoffset->xoffset = (int) (polyPtr->coordPtr[index] + 0.5);
@@ -704,7 +706,7 @@ ComputePolygonBbox(
index = (polyPtr->numPoints - 1) * 2;
}
index %= (polyPtr->numPoints - 1) * 2;
- if (index <0) {
+ if (index < 0) {
index += (polyPtr->numPoints - 1) * 2;
}
tsoffset->xoffset = (int) (polyPtr->coordPtr[index] + 0.5);
@@ -713,21 +715,23 @@ ComputePolygonBbox(
if (tsoffset->flags & TK_OFFSET_LEFT) {
tsoffset->xoffset = polyPtr->header.x1;
} else if (tsoffset->flags & TK_OFFSET_CENTER) {
- tsoffset->xoffset = (polyPtr->header.x1 + polyPtr->header.x2)/2;
+ tsoffset->xoffset =
+ (polyPtr->header.x1 + polyPtr->header.x2) / 2;
} else if (tsoffset->flags & TK_OFFSET_RIGHT) {
tsoffset->xoffset = polyPtr->header.x2;
}
if (tsoffset->flags & TK_OFFSET_TOP) {
tsoffset->yoffset = polyPtr->header.y1;
} else if (tsoffset->flags & TK_OFFSET_MIDDLE) {
- tsoffset->yoffset = (polyPtr->header.y1 + polyPtr->header.y2)/2;
+ tsoffset->yoffset =
+ (polyPtr->header.y1 + polyPtr->header.y2) / 2;
} else if (tsoffset->flags & TK_OFFSET_BOTTOM) {
tsoffset->yoffset = polyPtr->header.y2;
}
}
}
- i = (int) ((width+1.5)/2.0);
+ i = (int) ((width+1.5) / 2.0);
polyPtr->header.x1 -= i;
polyPtr->header.x2 += i;
polyPtr->header.y1 -= i;
@@ -744,19 +748,17 @@ ComputePolygonBbox(
int j;
coordPtr = polyPtr->coordPtr;
- if (polyPtr->numPoints>3) {
+ if (polyPtr->numPoints > 3) {
if (TkGetMiterPoints(coordPtr+2*(polyPtr->numPoints-2),
- coordPtr, coordPtr+2, width,
- miter, miter+2)) {
+ coordPtr, coordPtr+2, width, miter, miter+2)) {
for (j = 0; j < 4; j += 2) {
TkIncludePoint((Tk_Item *) polyPtr, miter+j);
}
}
- }
+ }
for (i = polyPtr->numPoints ; i >= 3; i--, coordPtr += 2) {
-
- if (TkGetMiterPoints(coordPtr, coordPtr+2, coordPtr+4,
- width, miter, miter+2)) {
+ if (TkGetMiterPoints(coordPtr, coordPtr+2, coordPtr+4, width,
+ miter, miter+2)) {
for (j = 0; j < 4; j += 2) {
TkIncludePoint((Tk_Item *) polyPtr, miter+j);
}
@@ -823,7 +825,7 @@ TkFillPolygon(
if (numPoints <= MAX_STATIC_POINTS) {
pointPtr = staticPoints;
} else {
- pointPtr = (XPoint *) ckalloc((unsigned) (numPoints * sizeof(XPoint)));
+ pointPtr = (XPoint *) ckalloc((unsigned) numPoints * sizeof(XPoint));
}
for (i=0, pPtr=pointPtr ; i<numPoints; i+=1, coordPtr+=2, pPtr++) {
@@ -836,13 +838,13 @@ TkFillPolygon(
* allocated.
*/
- if (gc != None && numPoints>3) {
+ if (gc != None && numPoints > 3) {
XFillPolygon(display, drawable, gc, pointPtr, numPoints, Complex,
CoordModeOrigin);
}
if (outlineGC != None) {
- XDrawLines(display, drawable, outlineGC, pointPtr,
- numPoints, CoordModeOrigin);
+ XDrawLines(display, drawable, outlineGC, pointPtr, numPoints,
+ CoordModeOrigin);
}
if (pointPtr != staticPoints) {
ckfree((char *) pointPtr);
@@ -891,14 +893,14 @@ DisplayPolygon(
state = Canvas(canvas)->canvas_state;
}
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->outline.activeWidth>linewidth) {
+ if (polyPtr->outline.activeWidth > linewidth) {
linewidth = polyPtr->outline.activeWidth;
}
if (polyPtr->activeFillStipple != None) {
stipple = polyPtr->activeFillStipple;
}
- } else if (state==TK_STATE_DISABLED) {
- if (polyPtr->outline.disabledWidth>0.0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (polyPtr->outline.disabledWidth > 0.0) {
linewidth = polyPtr->outline.disabledWidth;
}
if (polyPtr->disabledFillStipple != None) {
@@ -913,10 +915,11 @@ DisplayPolygon(
if ((stipple != None) && (polyPtr->fillGC != None)) {
Tk_TSOffset *tsoffset = &polyPtr->tsoffset;
- int w=0; int h=0;
+ int w = 0, h = 0;
int flags = tsoffset->flags;
- if (!(flags & TK_OFFSET_INDEX) && (flags & (TK_OFFSET_CENTER|TK_OFFSET_MIDDLE))) {
+ if (!(flags & TK_OFFSET_INDEX)
+ && (flags & (TK_OFFSET_CENTER|TK_OFFSET_MIDDLE))) {
Tk_SizeOfBitmap(display, stipple, &w, &h);
if (flags & TK_OFFSET_CENTER) {
w /= 2;
@@ -935,20 +938,20 @@ DisplayPolygon(
tsoffset->xoffset += w;
tsoffset->yoffset += h;
}
- Tk_ChangeOutlineGC(canvas, itemPtr, &(polyPtr->outline));
+ Tk_ChangeOutlineGC(canvas, itemPtr, &polyPtr->outline);
- if(polyPtr->numPoints < 3) {
- short x,y;
+ if (polyPtr->numPoints < 3) {
+ short x, y;
int intLineWidth = (int) (linewidth + 0.5);
if (intLineWidth < 1) {
intLineWidth = 1;
}
Tk_CanvasDrawableCoords(canvas, polyPtr->coordPtr[0],
- polyPtr->coordPtr[1], &x,&y);
+ polyPtr->coordPtr[1], &x, &y);
XFillArc(display, drawable, polyPtr->outline.gc,
x - intLineWidth/2, y - intLineWidth/2,
- (unsigned int)intLineWidth+1, (unsigned int)intLineWidth+1,
+ (unsigned) intLineWidth+1, (unsigned) intLineWidth+1,
0, 64*360);
} else if (!polyPtr->smooth || polyPtr->numPoints < 4) {
TkFillPolygon(canvas, polyPtr->coordPtr, polyPtr->numPoints,
@@ -968,8 +971,8 @@ DisplayPolygon(
if (numPoints <= MAX_STATIC_POINTS) {
pointPtr = staticPoints;
} else {
- pointPtr = (XPoint *) ckalloc((unsigned)
- (numPoints * sizeof(XPoint)));
+ pointPtr = (XPoint *)
+ ckalloc((unsigned) numPoints * sizeof(XPoint));
}
numPoints = polyPtr->smooth->coordProc(canvas, polyPtr->coordPtr,
polyPtr->numPoints, polyPtr->splineSteps, pointPtr, NULL);
@@ -985,7 +988,7 @@ DisplayPolygon(
ckfree((char *) pointPtr);
}
}
- Tk_ResetOutlineGC(canvas, itemPtr, &(polyPtr->outline));
+ Tk_ResetOutlineGC(canvas, itemPtr, &polyPtr->outline);
if ((stipple != None) && (polyPtr->fillGC != None)) {
XSetTSOrigin(display, polyPtr->fillGC, 0, 0);
}
@@ -1030,10 +1033,10 @@ PolygonInsert(
return;
}
length = 2*(polyPtr->numPoints - polyPtr->autoClosed);
- while (beforeThis>length) {
+ while (beforeThis > length) {
beforeThis -= length;
}
- while (beforeThis<0) {
+ while (beforeThis < 0) {
beforeThis += length;
}
newCoordPtr = (double *)
@@ -1080,7 +1083,7 @@ PolygonInsert(
newCoordPtr[length] = newCoordPtr[0];
newCoordPtr[length+1] = newCoordPtr[1];
- if (((length-objc)>3) && (state != TK_STATE_HIDDEN)) {
+ if ((length-objc > 3) && (state != TK_STATE_HIDDEN)) {
/*
* This is some optimizing code that will result that only the part of
* the polygon that changed (and the objects that are overlapping with
@@ -1092,6 +1095,7 @@ PolygonInsert(
double width;
int j;
+
itemPtr->redraw_flags |= TK_ITEM_DONT_REDRAW;
/*
@@ -1103,10 +1107,11 @@ PolygonInsert(
itemPtr->x1 = itemPtr->x2 = (int) polyPtr->coordPtr[beforeThis];
itemPtr->y1 = itemPtr->y2 = (int) polyPtr->coordPtr[beforeThis+1];
- beforeThis-=2; objc+=4;
+ beforeThis -= 2;
+ objc += 4;
if (polyPtr->smooth) {
- beforeThis-=2;
- objc+=4;
+ beforeThis -= 2;
+ objc += 4;
}
/*
@@ -1115,9 +1120,9 @@ PolygonInsert(
for (i=beforeThis; i<beforeThis+objc; i+=2) {
j = i;
- if (j<0) {
+ if (j < 0) {
j += length;
- } else if (j>=length) {
+ } else if (j >= length) {
j -= length;
}
TkIncludePoint(itemPtr, polyPtr->coordPtr+j);
@@ -1127,13 +1132,15 @@ PolygonInsert(
if (polyPtr->outline.activeWidth > width) {
width = polyPtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
+ } else if (state == TK_STATE_DISABLED) {
if (polyPtr->outline.disabledWidth > 0.0) {
width = polyPtr->outline.disabledWidth;
}
}
- itemPtr->x1 -= (int) width; itemPtr->y1 -= (int) width;
- itemPtr->x2 += (int) width; itemPtr->y2 += (int) width;
+ itemPtr->x1 -= (int) width;
+ itemPtr->y1 -= (int) width;
+ itemPtr->x2 += (int) width;
+ itemPtr->y2 += (int) width;
Tk_CanvasEventuallyRedraw(canvas,
itemPtr->x1, itemPtr->y1, itemPtr->x2, itemPtr->y2);
}
@@ -1169,16 +1176,16 @@ PolygonDeleteCoords(
int count, i;
int length = 2*(polyPtr->numPoints - polyPtr->autoClosed);
- while (first>=length) {
+ while (first >= length) {
first -= length;
}
- while (first<0) {
+ while (first < 0) {
first += length;
}
- while (last>=length) {
+ while (last >= length) {
last -= length;
}
- while (last<0) {
+ while (last < 0) {
last += length;
}
@@ -1186,7 +1193,7 @@ PolygonDeleteCoords(
last &= -2;
count = last + 2 - first;
- if (count<=0) {
+ if (count <= 0) {
count += length;
}
@@ -1199,12 +1206,12 @@ PolygonDeleteCoords(
return;
}
- if (last>=first) {
- for(i=last+2; i<length; i++) {
+ if (last >= first) {
+ for (i=last+2; i<length; i++) {
polyPtr->coordPtr[i-count] = polyPtr->coordPtr[i];
}
} else {
- for(i=last; i<=first; i++) {
+ for (i=last; i<=first; i++) {
polyPtr->coordPtr[i-last] = polyPtr->coordPtr[i];
}
}
@@ -1261,11 +1268,11 @@ PolygonToPoint(
}
width = polyPtr->outline.width;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->outline.activeWidth>width) {
+ if (polyPtr->outline.activeWidth > width) {
width = polyPtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
- if (polyPtr->outline.disabledWidth>0.0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (polyPtr->outline.disabledWidth > 0.0) {
width = polyPtr->outline.disabledWidth;
}
}
@@ -1276,26 +1283,24 @@ PolygonToPoint(
* against which to do the check.
*/
- if ((polyPtr->smooth) && (polyPtr->numPoints>2)) {
+ if ((polyPtr->smooth) && (polyPtr->numPoints > 2)) {
numPoints = polyPtr->smooth->coordProc(canvas, NULL,
- polyPtr->numPoints, polyPtr->splineSteps, NULL,
- NULL);
+ polyPtr->numPoints, polyPtr->splineSteps, NULL, NULL);
if (numPoints <= MAX_STATIC_POINTS) {
polyPoints = staticSpace;
} else {
- polyPoints = (double *) ckalloc((unsigned)
- (2*numPoints*sizeof(double)));
+ polyPoints = (double *)
+ ckalloc((unsigned) 2*numPoints*sizeof(double));
}
numPoints = polyPtr->smooth->coordProc(canvas, polyPtr->coordPtr,
- polyPtr->numPoints, polyPtr->splineSteps, NULL,
- polyPoints);
+ polyPtr->numPoints, polyPtr->splineSteps, NULL, polyPoints);
} else {
numPoints = polyPtr->numPoints;
polyPoints = polyPtr->coordPtr;
}
bestDist = TkPolygonToPoint(polyPoints, numPoints, pointPtr);
- if (bestDist<=0.0) {
+ if (bestDist <= 0.0) {
goto donepoint;
}
if ((polyPtr->outline.gc != None) && (polyPtr->joinStyle == JoinRound)) {
@@ -1345,16 +1350,16 @@ PolygonToPoint(
*/
if (count == numPoints) {
- TkGetButtPoints(coordPtr+2, coordPtr, (double) width,
- 0, poly, poly+2);
+ TkGetButtPoints(coordPtr+2, coordPtr, (double) width, 0, poly,
+ poly+2);
} else if ((polyPtr->joinStyle == JoinMiter) && !changedMiterToBevel) {
poly[0] = poly[6];
poly[1] = poly[7];
poly[2] = poly[4];
poly[3] = poly[5];
} else {
- TkGetButtPoints(coordPtr+2, coordPtr, (double) width, 0,
- poly, poly+2);
+ TkGetButtPoints(coordPtr+2, coordPtr, (double) width, 0, poly,
+ poly+2);
/*
* If this line uses beveled joints, then check the distance to a
@@ -1377,8 +1382,8 @@ PolygonToPoint(
}
}
if (count == 2) {
- TkGetButtPoints(coordPtr, coordPtr+2, (double) width,
- 0, poly+4, poly+6);
+ TkGetButtPoints(coordPtr, coordPtr+2, (double) width, 0, poly+4,
+ poly+6);
} else if (polyPtr->joinStyle == JoinMiter) {
if (TkGetMiterPoints(coordPtr, coordPtr+2, coordPtr+4,
(double) width, poly+4, poly+6) == 0) {
@@ -1387,8 +1392,8 @@ PolygonToPoint(
poly+4, poly+6);
}
} else {
- TkGetButtPoints(coordPtr, coordPtr+2, (double) width, 0,
- poly+4, poly+6);
+ TkGetButtPoints(coordPtr, coordPtr+2, (double) width, 0, poly+4,
+ poly+6);
}
poly[8] = poly[0];
poly[9] = poly[1];
@@ -1402,7 +1407,7 @@ PolygonToPoint(
}
donepoint:
- if ((polyPoints != staticSpace) && polyPoints != polyPtr->coordPtr) {
+ if (polyPoints != staticSpace && polyPoints != polyPtr->coordPtr) {
ckfree((char *) polyPoints);
}
return bestDist;
@@ -1459,11 +1464,11 @@ PolygonToArea(
width = polyPtr->outline.width;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->outline.activeWidth>width) {
+ if (polyPtr->outline.activeWidth > width) {
width = polyPtr->outline.activeWidth;
}
- } else if (state==TK_STATE_DISABLED) {
- if (polyPtr->outline.disabledWidth>0.0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (polyPtr->outline.disabledWidth > 0.0) {
width = polyPtr->outline.disabledWidth;
}
}
@@ -1471,9 +1476,9 @@ PolygonToArea(
radius = width/2.0;
inside = -1;
- if ((state==TK_STATE_HIDDEN) || polyPtr->numPoints<2) {
+ if ((state == TK_STATE_HIDDEN) || polyPtr->numPoints < 2) {
return -1;
- } else if (polyPtr->numPoints <3) {
+ } else if (polyPtr->numPoints < 3) {
double oval[4];
oval[0] = polyPtr->coordPtr[0]-radius;
@@ -1495,7 +1500,7 @@ PolygonToArea(
polyPoints = staticSpace;
} else {
polyPoints = (double *)
- ckalloc((unsigned) (2*numPoints*sizeof(double)));
+ ckalloc((unsigned) 2*numPoints*sizeof(double));
}
numPoints = polyPtr->smooth->coordProc(canvas, polyPtr->coordPtr,
polyPtr->numPoints, polyPtr->splineSteps, NULL, polyPoints);
@@ -1511,7 +1516,7 @@ PolygonToArea(
*/
inside = TkPolygonToArea(polyPoints, numPoints, rectPtr);
- if (inside==0) {
+ if (inside == 0) {
goto donearea;
}
@@ -1580,8 +1585,8 @@ PolygonToArea(
if (count == 2) {
TkGetButtPoints(coordPtr, coordPtr+2, width, 0, poly+4, poly+6);
} else if (polyPtr->joinStyle == JoinMiter) {
- if (TkGetMiterPoints(coordPtr, coordPtr+2, coordPtr+4,
- width, poly+4, poly+6) == 0) {
+ if (TkGetMiterPoints(coordPtr, coordPtr+2, coordPtr+4, width,
+ poly+4, poly+6) == 0) {
changedMiterToBevel = 1;
TkGetButtPoints(coordPtr, coordPtr+2, width,0, poly+4, poly+6);
}
@@ -1677,22 +1682,13 @@ GetPolygonIndex(
char *string = Tcl_GetStringFromObj(obj, &length);
if (string[0] == 'e') {
- if (strncmp(string, "end", (unsigned)length) == 0) {
- *indexPtr = 2*(polyPtr->numPoints - polyPtr->autoClosed);
- } else {
- /*
- * Some of the paths here leave messages in interp->result, so we
- * have to clear it out before storing our own message.
- */
-
- badIndex:
- Tcl_SetResult(interp, NULL, TCL_STATIC);
- Tcl_AppendResult(interp, "bad index \"", string, "\"", NULL);
- return TCL_ERROR;
+ if (strncmp(string, "end", (unsigned)length) != 0) {
+ goto badIndex;
}
+ *indexPtr = 2*(polyPtr->numPoints - polyPtr->autoClosed);
} else if (string[0] == '@') {
int i;
- double x ,y, bestDist, dist, *coordPtr;
+ double x, y, bestDist, dist, *coordPtr;
char *end, *p;
p = string+1;
@@ -1708,9 +1704,9 @@ GetPolygonIndex(
bestDist = 1.0e36;
coordPtr = polyPtr->coordPtr;
*indexPtr = 0;
- for(i=0; i<(polyPtr->numPoints-1); i++) {
+ for (i=0; i<polyPtr->numPoints-1; i++) {
dist = hypot(coordPtr[0] - x, coordPtr[1] - y);
- if (dist<bestDist) {
+ if (dist < bestDist) {
bestDist = dist;
*indexPtr = 2*i;
}
@@ -1723,17 +1719,24 @@ GetPolygonIndex(
goto badIndex;
}
*indexPtr &= -2; /* if odd, make it even */
- if (count) {
- if (*indexPtr > 0) {
- *indexPtr = ((*indexPtr - 2) % count) + 2;
- } else {
- *indexPtr = -((-(*indexPtr)) % count);
- }
- } else {
+ if (!count) {
*indexPtr = 0;
+ } else if (*indexPtr > 0) {
+ *indexPtr = ((*indexPtr - 2) % count) + 2;
+ } else {
+ *indexPtr = -((-(*indexPtr)) % count);
}
}
return TCL_OK;
+
+ /*
+ * Some of the paths here leave messages in interp->result, so we have to
+ * clear it out before storing our own message.
+ */
+
+ badIndex:
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf("bad index \"%s\"", string));
+ return TCL_ERROR;
}
/*
@@ -1809,11 +1812,11 @@ PolygonToPostscript(
Tk_State state = itemPtr->state;
double width;
- if (polyPtr->numPoints<2 || polyPtr->coordPtr==NULL) {
+ if (polyPtr->numPoints < 2 || polyPtr->coordPtr == NULL) {
return TCL_OK;
}
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = Canvas(canvas)->canvas_state;
}
width = polyPtr->outline.width;
@@ -1822,49 +1825,63 @@ PolygonToPostscript(
fillColor = polyPtr->fillColor;
fillStipple = polyPtr->fillStipple;
if (Canvas(canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->outline.activeWidth>width) {
+ if (polyPtr->outline.activeWidth > width) {
width = polyPtr->outline.activeWidth;
}
- if (polyPtr->outline.activeColor!=NULL) {
+ if (polyPtr->outline.activeColor != NULL) {
color = polyPtr->outline.activeColor;
}
- if (polyPtr->outline.activeStipple!=None) {
+ if (polyPtr->outline.activeStipple != None) {
stipple = polyPtr->outline.activeStipple;
}
- if (polyPtr->activeFillColor!=NULL) {
+ if (polyPtr->activeFillColor != NULL) {
fillColor = polyPtr->activeFillColor;
}
- if (polyPtr->activeFillStipple!=None) {
+ if (polyPtr->activeFillStipple != None) {
fillStipple = polyPtr->activeFillStipple;
}
- } else if (state==TK_STATE_DISABLED) {
- if (polyPtr->outline.disabledWidth>0.0) {
+ } else if (state == TK_STATE_DISABLED) {
+ if (polyPtr->outline.disabledWidth > 0.0) {
width = polyPtr->outline.disabledWidth;
}
- if (polyPtr->outline.disabledColor!=NULL) {
+ if (polyPtr->outline.disabledColor != NULL) {
color = polyPtr->outline.disabledColor;
}
- if (polyPtr->outline.disabledStipple!=None) {
+ if (polyPtr->outline.disabledStipple != None) {
stipple = polyPtr->outline.disabledStipple;
}
- if (polyPtr->disabledFillColor!=NULL) {
+ if (polyPtr->disabledFillColor != NULL) {
fillColor = polyPtr->disabledFillColor;
}
- if (polyPtr->disabledFillStipple!=None) {
+ if (polyPtr->disabledFillStipple != None) {
fillStipple = polyPtr->disabledFillStipple;
}
}
- if (polyPtr->numPoints==2) {
- char string[128];
+ if (polyPtr->numPoints == 2) {
if (color == NULL) {
return TCL_OK;
}
- sprintf(string, "%.15g %.15g translate %.15g %.15g",
- polyPtr->coordPtr[0], Tk_CanvasPsY(canvas, polyPtr->coordPtr[1]),
- width/2.0, width/2.0);
- Tcl_AppendResult(interp, "matrix currentmatrix\n",string,
- " scale 1 0 moveto 0 0 1 0 360 arc\nsetmatrix\n", NULL);
+ /*
+ * Create a point by using a small circle. (Printer pixels are too
+ * tiny to be used directly...)
+ */
+
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "matrix currentmatrix\n" /* save state */
+ "%.15g %.15g translate " /* go to drawing location */
+ "%.15g %.15g scale " /* scale the drawing */
+ "1 0 moveto " /* correct for origin */
+ "0 0 1 0 360 arc\n" /* make the circle */
+ "setmatrix\n", /* restore state */
+ polyPtr->coordPtr[0],
+ Tk_CanvasPsY(canvas, polyPtr->coordPtr[1]),
+ width/2.0, width/2.0));
+
+ /*
+ * Color it in.
+ */
+
if (Tk_CanvasPsColor(interp, canvas, color) != TCL_OK) {
return TCL_ERROR;
}
@@ -1883,7 +1900,7 @@ PolygonToPostscript(
* Fill the area of the polygon.
*/
- if (fillColor != NULL && polyPtr->numPoints>3) {
+ if (fillColor != NULL && polyPtr->numPoints > 3) {
if (!polyPtr->smooth || !polyPtr->smooth->postscriptProc) {
Tk_CanvasPsPath(interp, canvas, polyPtr->coordPtr,
polyPtr->numPoints);
@@ -1927,9 +1944,8 @@ PolygonToPostscript(
} else {
style = "0";
}
- Tcl_AppendResult(interp, style," setlinejoin 1 setlinecap\n", NULL);
- if (Tk_CanvasPsOutline(canvas, itemPtr,
- &(polyPtr->outline)) != TCL_OK) {
+ Tcl_AppendResult(interp, style, " setlinejoin 1 setlinecap\n", NULL);
+ if (Tk_CanvasPsOutline(canvas, itemPtr, &polyPtr->outline) != TCL_OK){
return TCL_ERROR;
}
}
diff --git a/generic/tkCanvPs.c b/generic/tkCanvPs.c
index a5efd72..951245a 100644
--- a/generic/tkCanvPs.c
+++ b/generic/tkCanvPs.c
@@ -11,7 +11,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkCanvPs.c,v 1.20 2008/04/27 22:38:55 dkf Exp $
+ * RCS: @(#) $Id: tkCanvPs.c,v 1.21 2008/11/01 16:14:30 dkf Exp $
*/
#include "tkInt.h"
@@ -383,7 +383,7 @@ TkCanvPostscriptCmd(
if (itemPtr->typePtr->postscriptProc == NULL) {
continue;
}
- result = (*itemPtr->typePtr->postscriptProc)(interp,
+ result = itemPtr->typePtr->postscriptProc(interp,
(Tk_Canvas) canvasPtr, itemPtr, 1);
Tcl_ResetResult(interp);
if (result != TCL_OK) {
@@ -393,6 +393,7 @@ TkCanvPostscriptCmd(
* can happen later that don't happen now, so we still have to
* check for errors later anyway).
*/
+
break;
}
}
@@ -527,7 +528,7 @@ TkCanvPostscriptCmd(
continue;
}
Tcl_AppendResult(interp, "gsave\n", NULL);
- result = (*itemPtr->typePtr->postscriptProc)(interp,
+ result = itemPtr->typePtr->postscriptProc(interp,
(Tk_Canvas) canvasPtr, itemPtr, 0);
if (result != TCL_OK) {
char msg[64 + TCL_INTEGER_SPACE];
diff --git a/generic/tkCanvText.c b/generic/tkCanvText.c
index 50fbebd..bc0fe74 100644
--- a/generic/tkCanvText.c
+++ b/generic/tkCanvText.c
@@ -9,7 +9,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkCanvText.c,v 1.30 2008/10/30 23:18:59 nijtmans Exp $
+ * RCS: @(#) $Id: tkCanvText.c,v 1.31 2008/11/01 16:14:30 dkf Exp $
*/
#include <stdio.h>
@@ -337,10 +337,8 @@ TextCoords(
(Tcl_Obj ***) &objv) != TCL_OK) {
return TCL_ERROR;
} else if (objc != 2) {
- char buf[64 + TCL_INTEGER_SPACE];
-
- sprintf(buf, "wrong # coordinates: expected 2, got %d", objc);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "wrong # coordinates: expected 2, got %d", objc));
return TCL_ERROR;
}
}
@@ -352,10 +350,8 @@ TextCoords(
}
ComputeTextBbox(canvas, textPtr);
} else {
- char buf[64 + TCL_INTEGER_SPACE];
-
- sprintf(buf, "wrong # coordinates: expected 0 or 2, got %d", objc);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "wrong # coordinates: expected 0 or 2, got %d", objc));
return TCL_ERROR;
}
return TCL_OK;
@@ -492,7 +488,6 @@ ConfigureText(
}
textPtr->cursorOffGC = newGC;
-
/*
* If the text was changed, move the selection and insertion indices to
* keep them inside the item.
@@ -879,7 +874,7 @@ DisplayCanvText(
}
/*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*
* TextInsert --
*
@@ -892,7 +887,7 @@ DisplayCanvText(
* The text in the given item is modified. The cursor and selection
* positions are also modified to reflect the insertion.
*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*/
static void
@@ -924,7 +919,7 @@ TextInsert(
return;
}
- newStr = (char *) ckalloc((unsigned) textPtr->numBytes + byteCount + 1);
+ newStr = ckalloc((unsigned) textPtr->numBytes + byteCount + 1);
memcpy(newStr, text, (size_t) byteIndex);
strcpy(newStr + byteIndex, string);
strcpy(newStr + byteIndex + byteCount, text + byteIndex);
@@ -1005,7 +1000,7 @@ TextDeleteChars(
byteCount = Tcl_UtfAtIndex(text + byteIndex, charsRemoved)
- (text + byteIndex);
- newStr = (char *) ckalloc((unsigned) (textPtr->numBytes + 1 - byteCount));
+ newStr = ckalloc((unsigned) (textPtr->numBytes + 1 - byteCount));
memcpy(newStr, text, (size_t) byteIndex);
strcpy(newStr + byteIndex, text + byteIndex + byteCount);
@@ -1285,7 +1280,7 @@ GetTextIndex(
x + canvasPtr->scrollX1 - textPtr->leftEdge,
y + canvasPtr->scrollY1 - textPtr->header.y1);
} else if (Tcl_GetIntFromObj(NULL, obj, indexPtr) == TCL_OK) {
- if (*indexPtr < 0){
+ if (*indexPtr < 0) {
*indexPtr = 0;
} else if (*indexPtr > textPtr->numChars) {
*indexPtr = textPtr->numChars;
@@ -1297,8 +1292,7 @@ GetTextIndex(
*/
badIndex:
- Tcl_SetResult(interp, NULL, TCL_STATIC);
- Tcl_AppendResult(interp, "bad index \"", string, "\"", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf("bad index \"%s\"", string));
return TCL_ERROR;
}
return TCL_OK;
diff --git a/generic/tkCanvas.c b/generic/tkCanvas.c
index efe8ac3..5b415bf 100644
--- a/generic/tkCanvas.c
+++ b/generic/tkCanvas.c
@@ -12,7 +12,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkCanvas.c,v 1.54 2008/10/18 11:26:20 patthoyts Exp $
+ * RCS: @(#) $Id: tkCanvas.c,v 1.55 2008/11/01 16:14:30 dkf Exp $
*/
/* #define USE_OLD_TAG_SEARCH 1 */
@@ -268,8 +268,7 @@ static void CanvasUpdateScrollbars(TkCanvas *canvasPtr);
static int CanvasWidgetCmd(ClientData clientData,
Tcl_Interp *interp, int argc,
Tcl_Obj *const *argv);
-static void CanvasWorldChanged(
- ClientData instanceData);
+static void CanvasWorldChanged(ClientData instanceData);
static int ConfigureCanvas(Tcl_Interp *interp,
TkCanvas *canvasPtr, int argc,
Tcl_Obj *const *argv, int flags);
@@ -277,7 +276,7 @@ static void DestroyCanvas(char *memPtr);
static void DisplayCanvas(ClientData clientData);
static void DoItem(Tcl_Interp *interp,
Tk_Item *itemPtr, Tk_Uid tag);
-static void EventuallyRedrawItem(Tk_Canvas canvas,
+static void EventuallyRedrawItem(TkCanvas *canvasPtr,
Tk_Item *itemPtr);
#ifdef USE_OLD_TAG_SEARCH
static int FindItems(Tcl_Interp *interp, TkCanvas *canvasPtr,
@@ -341,6 +340,10 @@ static Tk_ClassProcs canvasClass = {
#define FOR_EVERY_CANVAS_ITEM_MATCHING(objPtr,searchPtrPtr,errorExitClause) \
for ((itemPtr) = StartTagSearch(canvasPtr, (objPtr), &search); \
(itemPtr) != NULL; (itemPtr) = NextItem(&search))
+#define FIND_ITEMS(objPtr, n) \
+ FindItems(interp, canvasPtr, objc, objv, (objPtr), (n))
+#define RELINK_ITEMS(objPtr, itemPtr) \
+ RelinkItems(canvasPtr, (objPtr), (itemPtr))
#else /* USE_OLD_TAG_SEARCH */
#define FIRST_CANVAS_ITEM_MATCHING(objPtr,searchPtrPtr,errorExitClause) \
if ((result=TagSearchScan(canvasPtr,(objPtr),(searchPtrPtr))) != TCL_OK){ \
@@ -353,8 +356,266 @@ static Tk_ClassProcs canvasClass = {
} \
for (itemPtr = TagSearchFirst(*(searchPtrPtr)); \
itemPtr != NULL; itemPtr = TagSearchNext(*(searchPtrPtr)))
+#define FIND_ITEMS(objPtr, n) \
+ FindItems(interp, canvasPtr, objc, objv, (objPtr), (n), &searchPtr)
+#define RELINK_ITEMS(objPtr, itemPtr) \
+ result = RelinkItems(canvasPtr, (objPtr), (itemPtr), &searchPtr)
#endif /* USE_OLD_TAG_SEARCH */
+
+/*
+ * ----------------------------------------------------------------------
+ *
+ * AlwaysRedraw, ItemConfigure, ItemCoords, etc. --
+ *
+ * Helper functions that make access to canvas item functions simpler.
+ * Note that these are all inline functions.
+ *
+ * ----------------------------------------------------------------------
+ */
+
+static inline int
+AlwaysRedraw(
+ Tk_Item *itemPtr)
+{
+ return itemPtr->typePtr->alwaysRedraw & 1;
+}
+
+static inline int
+ItemConfigure(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ int objc,
+ Tcl_Obj *const objv[])
+{
+ Tcl_Interp *interp = canvasPtr->interp;
+ int result;
+
+ if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
+ result = itemPtr->typePtr->configProc(interp, (Tk_Canvas) canvasPtr,
+ itemPtr, objc, objv, TK_CONFIG_ARGV_ONLY);
+ } else {
+ const char **args = TkGetStringsFromObjs(objc, objv);
+
+ result = itemPtr->typePtr->configProc(interp, (Tk_Canvas) canvasPtr,
+ itemPtr, objc, (Tcl_Obj **) args, TK_CONFIG_ARGV_ONLY);
+ if (args != NULL) {
+ ckfree((char *) args);
+ }
+ }
+ return result;
+}
+
+static inline int
+ItemConfigInfo(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ Tcl_Obj *fieldName)
+{
+ return Tk_ConfigureInfo(canvasPtr->interp, canvasPtr->tkwin,
+ itemPtr->typePtr->configSpecs, (char *) itemPtr,
+ (fieldName ? Tcl_GetString(fieldName) : NULL), 0);
+}
+
+static inline int
+ItemConfigValue(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ Tcl_Obj *fieldName)
+{
+ return Tk_ConfigureValue(canvasPtr->interp, canvasPtr->tkwin,
+ itemPtr->typePtr->configSpecs, (char *) itemPtr,
+ Tcl_GetString(fieldName), 0);
+}
+
+static inline int
+ItemCoords(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ int objc,
+ Tcl_Obj *const objv[])
+{
+ Tcl_Interp *interp = canvasPtr->interp;
+ int result;
+
+ if (itemPtr->typePtr->coordProc == NULL) {
+ result = TCL_OK;
+ } else if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
+ result = itemPtr->typePtr->coordProc(interp, (Tk_Canvas) canvasPtr,
+ itemPtr, objc, objv);
+ } else {
+ const char **args = TkGetStringsFromObjs(objc, objv);
+
+ result = itemPtr->typePtr->coordProc(interp, (Tk_Canvas) canvasPtr,
+ itemPtr, objc, (Tcl_Obj **) args);
+ if (args != NULL) {
+ ckfree((char *) args);
+ }
+ }
+ return result;
+}
+static inline int
+ItemCreate(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr, /* Warning: incomplete! typePtr field must be
+ * set by this point. */
+ int objc,
+ Tcl_Obj *const objv[])
+{
+ Tcl_Interp *interp = canvasPtr->interp;
+ int result;
+
+ if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
+ result = itemPtr->typePtr->createProc(interp, (Tk_Canvas) canvasPtr,
+ itemPtr, objc-3, objv+3);
+ } else {
+ const char **args = TkGetStringsFromObjs(objc-3, objv+3);
+
+ result = itemPtr->typePtr->createProc(interp, (Tk_Canvas) canvasPtr,
+ itemPtr, objc-3, (Tcl_Obj **) args);
+ if (args != NULL) {
+ ckfree((char *) args);
+ }
+ }
+ return result;
+}
+
+static inline void
+ItemCursor(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ int index)
+{
+ itemPtr->typePtr->icursorProc((Tk_Canvas) canvasPtr, itemPtr, index);
+}
+
+static inline void
+ItemDelChars(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ int first,
+ int last)
+{
+ itemPtr->typePtr->dCharsProc((Tk_Canvas) canvasPtr, itemPtr, first, last);
+}
+
+static inline void
+ItemDelete(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr)
+{
+ itemPtr->typePtr->deleteProc((Tk_Canvas) canvasPtr, itemPtr,
+ canvasPtr->display);
+}
+
+static inline void
+ItemDisplay(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ Pixmap pixmap,
+ int screenX1, int screenY1,
+ int width, int height)
+{
+ itemPtr->typePtr->displayProc((Tk_Canvas) canvasPtr, itemPtr,
+ canvasPtr->display, pixmap, screenX1, screenY1, width, height);
+}
+
+static inline int
+ItemIndex(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ Tcl_Obj *objPtr,
+ int *indexPtr)
+{
+ Tcl_Interp *interp = canvasPtr->interp;
+
+ if (itemPtr->typePtr->indexProc == NULL) {
+ return TCL_OK;
+ } else if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
+ return itemPtr->typePtr->indexProc(interp, (Tk_Canvas) canvasPtr,
+ itemPtr, (char *) objPtr, indexPtr);
+ } else {
+ return itemPtr->typePtr->indexProc(interp, (Tk_Canvas) canvasPtr,
+ itemPtr, Tcl_GetString(objPtr), indexPtr);
+ }
+}
+
+static inline void
+ItemInsert(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ int beforeThis,
+ Tcl_Obj *toInsert)
+{
+ if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
+ itemPtr->typePtr->insertProc((Tk_Canvas) canvasPtr, itemPtr,
+ beforeThis, (char *) toInsert);
+ } else {
+ itemPtr->typePtr->insertProc((Tk_Canvas) canvasPtr, itemPtr,
+ beforeThis, Tcl_GetString(toInsert));
+ }
+}
+
+static inline int
+ItemOverlap(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ double rect[])
+{
+ return itemPtr->typePtr->areaProc((Tk_Canvas) canvasPtr, itemPtr, rect);
+}
+
+static inline double
+ItemPoint(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ double coords[],
+ double halo)
+{
+ double dist;
+
+ dist = itemPtr->typePtr->pointProc((Tk_Canvas) canvasPtr, itemPtr,
+ coords) - halo;
+ return (dist < 0.0) ? 0.0 : dist;
+}
+
+static inline void
+ItemScale(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ double xOrigin, double yOrigin,
+ double xScale, double yScale)
+{
+ itemPtr->typePtr->scaleProc((Tk_Canvas) canvasPtr, itemPtr,
+ xOrigin, yOrigin, xScale, yScale);
+}
+
+static inline int
+ItemSelection(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ int offset,
+ char *buffer,
+ int maxBytes)
+{
+ if (itemPtr == NULL || itemPtr->typePtr->selectionProc == NULL) {
+ return -1;
+ }
+
+ return itemPtr->typePtr->selectionProc((Tk_Canvas) canvasPtr, itemPtr,
+ offset, buffer, maxBytes);
+}
+
+static inline void
+ItemTranslate(
+ TkCanvas *canvasPtr,
+ Tk_Item *itemPtr,
+ double xDelta,
+ double yDelta)
+{
+ itemPtr->typePtr->translateProc((Tk_Canvas) canvasPtr, itemPtr,
+ xDelta, yDelta);
+}
/*
*--------------------------------------------------------------
@@ -380,7 +641,7 @@ Tk_CanvasObjCmd(
int argc, /* Number of arguments. */
Tcl_Obj *const argv[]) /* Argument objects. */
{
- Tk_Window tkwin = (Tk_Window) clientData;
+ Tk_Window tkwin = clientData;
TkCanvas *canvasPtr;
Tk_Window newWin;
@@ -409,8 +670,8 @@ Tk_CanvasObjCmd(
canvasPtr->display = Tk_Display(newWin);
canvasPtr->interp = interp;
canvasPtr->widgetCmd = Tcl_CreateObjCommand(interp,
- Tk_PathName(canvasPtr->tkwin), CanvasWidgetCmd,
- (ClientData) canvasPtr, CanvasCmdDeletedProc);
+ Tk_PathName(canvasPtr->tkwin), CanvasWidgetCmd, canvasPtr,
+ CanvasCmdDeletedProc);
canvasPtr->firstItemPtr = NULL;
canvasPtr->lastItemPtr = NULL;
canvasPtr->borderWidth = 0;
@@ -483,21 +744,21 @@ Tk_CanvasObjCmd(
Tcl_InitHashTable(&canvasPtr->idTable, TCL_ONE_WORD_KEYS);
Tk_SetClass(canvasPtr->tkwin, "Canvas");
- Tk_SetClassProcs(canvasPtr->tkwin, &canvasClass, (ClientData) canvasPtr);
+ Tk_SetClassProcs(canvasPtr->tkwin, &canvasClass, canvasPtr);
Tk_CreateEventHandler(canvasPtr->tkwin,
ExposureMask|StructureNotifyMask|FocusChangeMask,
- CanvasEventProc, (ClientData) canvasPtr);
+ CanvasEventProc, canvasPtr);
Tk_CreateEventHandler(canvasPtr->tkwin, KeyPressMask|KeyReleaseMask
|ButtonPressMask|ButtonReleaseMask|EnterWindowMask
|LeaveWindowMask|PointerMotionMask|VirtualEventMask,
- CanvasBindProc, (ClientData) canvasPtr);
+ CanvasBindProc, canvasPtr);
Tk_CreateSelHandler(canvasPtr->tkwin, XA_PRIMARY, XA_STRING,
- CanvasFetchSelection, (ClientData) canvasPtr, XA_STRING);
+ CanvasFetchSelection, canvasPtr, XA_STRING);
if (ConfigureCanvas(interp, canvasPtr, argc-2, argv+2, 0) != TCL_OK) {
goto error;
}
- Tcl_SetResult(interp, Tk_PathName(canvasPtr->tkwin), TCL_STATIC);
+ Tcl_SetObjResult(interp, TkNewWindowObj(canvasPtr->tkwin));
return TCL_OK;
error:
@@ -547,10 +808,11 @@ CanvasWidgetCmd(
"canvasy", "cget", "configure", "coords",
"create", "dchars", "delete", "dtag",
"find", "focus", "gettags", "icursor",
- "index", "insert", "itemcget", "itemconfigure",
+ "imove", "index", "insert", "itemcget",
+ "itemconfigure",
"lower", "move", "moveto", "postscript",
- "raise", "scale", "scan", "select",
- "type", "xview", "yview",
+ "raise", "rchars", "scale", "scan",
+ "select", "type", "xview", "yview",
NULL
};
enum options {
@@ -558,10 +820,11 @@ CanvasWidgetCmd(
CANV_CANVASY, CANV_CGET, CANV_CONFIGURE, CANV_COORDS,
CANV_CREATE, CANV_DCHARS, CANV_DELETE, CANV_DTAG,
CANV_FIND, CANV_FOCUS, CANV_GETTAGS, CANV_ICURSOR,
- CANV_INDEX, CANV_INSERT, CANV_ITEMCGET, CANV_ITEMCONFIGURE,
+ CANV_IMOVE, CANV_INDEX, CANV_INSERT, CANV_ITEMCGET,
+ CANV_ITEMCONFIGURE,
CANV_LOWER, CANV_MOVE, CANV_MOVETO, CANV_POSTSCRIPT,
- CANV_RAISE, CANV_SCALE, CANV_SCAN, CANV_SELECT,
- CANV_TYPE, CANV_XVIEW, CANV_YVIEW
+ CANV_RAISE, CANV_RCHARS, CANV_SCALE, CANV_SCAN,
+ CANV_SELECT, CANV_TYPE, CANV_XVIEW, CANV_YVIEW
};
if (objc < 2) {
@@ -572,7 +835,7 @@ CanvasWidgetCmd(
&index) != TCL_OK) {
return TCL_ERROR;
}
- Tcl_Preserve((ClientData) canvasPtr);
+ Tcl_Preserve(canvasPtr);
result = TCL_OK;
switch ((enum options) index) {
@@ -582,12 +845,7 @@ CanvasWidgetCmd(
result = TCL_ERROR;
goto done;
}
-#ifdef USE_OLD_TAG_SEARCH
- result = FindItems(interp, canvasPtr, objc, objv, objv[2], 3);
-#else /* USE_OLD_TAG_SEARCH */
- result = FindItems(interp, canvasPtr, objc, objv, objv[2], 3,
- &searchPtr);
-#endif /* USE_OLD_TAG_SEARCH */
+ result = FIND_ITEMS(objv[2], 3);
break;
case CANV_BBOX: {
@@ -631,10 +889,13 @@ CanvasWidgetCmd(
}
}
if (gotAny) {
- char buf[TCL_INTEGER_SPACE * 4];
+ Tcl_Obj *resultObjs[4];
- sprintf(buf, "%d %d %d %d", x1, y1, x2, y2);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ resultObjs[0] = Tcl_NewIntObj(x1);
+ resultObjs[1] = Tcl_NewIntObj(y1);
+ resultObjs[2] = Tcl_NewIntObj(x2);
+ resultObjs[3] = Tcl_NewIntObj(y2);
+ Tcl_SetObjResult(interp, Tcl_NewListObj(4, resultObjs));
}
break;
}
@@ -665,8 +926,8 @@ CanvasWidgetCmd(
}
entryPtr = Tcl_FindHashEntry(&canvasPtr->idTable, (char *) id);
if (entryPtr != NULL) {
- itemPtr = (Tk_Item *) Tcl_GetHashValue(entryPtr);
- object = (ClientData) itemPtr;
+ itemPtr = Tcl_GetHashValue(entryPtr);
+ object = itemPtr;
}
if (object == 0) {
@@ -676,8 +937,8 @@ CanvasWidgetCmd(
goto done;
}
} else {
- bindByTag:
- object = (ClientData) Tk_GetUid(Tcl_GetString(objv[2]));
+ bindByTag:
+ object = Tk_GetUid(Tcl_GetString(objv[2]));
}
#else /* USE_OLD_TAG_SEARCH */
result = TagSearchScan(canvasPtr, objv[2], &searchPtr);
@@ -690,8 +951,8 @@ CanvasWidgetCmd(
entryPtr = Tcl_FindHashEntry(&canvasPtr->idTable,
(char *) INT2PTR(searchPtr->id));
if (entryPtr != NULL) {
- itemPtr = (Tk_Item *) Tcl_GetHashValue(entryPtr);
- object = (ClientData) itemPtr;
+ itemPtr = Tcl_GetHashValue(entryPtr);
+ object = itemPtr;
}
if (object == 0) {
@@ -716,7 +977,7 @@ CanvasWidgetCmd(
if (objc == 5) {
int append = 0;
unsigned long mask;
- char* argv4 = Tcl_GetString(objv[4]);
+ char *argv4 = Tcl_GetString(objv[4]);
if (argv4[0] == 0) {
result = Tk_DeleteBinding(interp, canvasPtr->bindingTable,
@@ -785,9 +1046,7 @@ CanvasWidgetCmd(
command = Tk_GetBinding(interp, canvasPtr->bindingTable,
object, Tcl_GetString(objv[3]));
if (command == NULL) {
- const char *string;
-
- string = Tcl_GetStringResult(interp);
+ const char *string = Tcl_GetStringResult(interp);
/*
* Ignore missing binding errors. This is a special hack that
@@ -798,11 +1057,10 @@ CanvasWidgetCmd(
if (string[0] != '\0') {
result = TCL_ERROR;
goto done;
- } else {
- Tcl_ResetResult(interp);
}
+ Tcl_ResetResult(interp);
} else {
- Tcl_SetResult(interp, (char *) command, TCL_STATIC);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(command, -1));
}
} else {
Tk_GetAllBindings(interp, canvasPtr->bindingTable, object);
@@ -812,7 +1070,6 @@ CanvasWidgetCmd(
case CANV_CANVASX: {
int x;
double grid;
- char buf[TCL_DOUBLE_SPACE];
if ((objc < 3) || (objc > 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "screenx ?gridspacing?");
@@ -834,14 +1091,12 @@ CanvasWidgetCmd(
grid = 0.0;
}
x += canvasPtr->xOrigin;
- Tcl_PrintDouble(interp, GridAlign((double) x, grid), buf);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ Tcl_SetObjResult(interp, Tcl_NewDoubleObj(GridAlign((double)x,grid)));
break;
}
case CANV_CANVASY: {
int y;
double grid;
- char buf[TCL_DOUBLE_SPACE];
if ((objc < 3) || (objc > 4)) {
Tcl_WrongNumArgs(interp, 2, objv, "screeny ?gridspacing?");
@@ -863,8 +1118,7 @@ CanvasWidgetCmd(
grid = 0.0;
}
y += canvasPtr->yOrigin;
- Tcl_PrintDouble(interp, GridAlign((double) y, grid), buf);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ Tcl_SetObjResult(interp, Tcl_NewDoubleObj(GridAlign((double)y,grid)));
break;
}
case CANV_CGET:
@@ -897,33 +1151,88 @@ CanvasWidgetCmd(
FIRST_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto done);
if (itemPtr != NULL) {
if (objc != 3) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
}
- if (itemPtr->typePtr->coordProc != NULL) {
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = itemPtr->typePtr->coordProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, objc-3, objv+3);
- } else {
- const char **args = TkGetStringsFromObjs(objc-3, objv+3);
+ result = ItemCoords(canvasPtr, itemPtr, objc-3, objv+3);
+ if (objc != 3) {
+ EventuallyRedrawItem(canvasPtr, itemPtr);
+ }
+ }
+ break;
+ case CANV_IMOVE: {
+ double ignored;
+ Tcl_Obj *tmpObj;
- result = itemPtr->typePtr->coordProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, objc-3,
- (Tcl_Obj **) args);
- if (args != NULL) {
- ckfree((char *) args);
- }
- }
+ if (objc != 6) {
+ Tcl_WrongNumArgs(interp, 2, objv, "tagOrId index x y");
+ result = TCL_ERROR;
+ goto done;
+ }
+ if (Tk_CanvasGetCoordFromObj(interp, (Tk_Canvas) canvasPtr,
+ objv[4], &ignored) != TCL_OK
+ || Tk_CanvasGetCoordFromObj(interp, (Tk_Canvas) canvasPtr,
+ objv[5], &ignored) != TCL_OK) {
+ result = TCL_ERROR;
+ goto done;
+ }
+
+ /*
+ * Make a temporary object here that we can reuse for all the
+ * modifications in the loop.
+ */
+
+ tmpObj = Tcl_NewListObj(2, objv+4);
+
+ FOR_EVERY_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto doneImove) {
+ int index;
+ int x1,x2,y1,y2;
+
+ /*
+ * The TK_MOVABLE_POINTS flag should only be set for types that
+ * support the same semantics of index, dChars and insert methods
+ * as lines and canvases.
+ */
+
+ if (itemPtr == NULL ||
+ !(itemPtr->typePtr->alwaysRedraw & TK_MOVABLE_POINTS)) {
+ continue;
}
- if (objc != 3) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+
+ result = ItemIndex(canvasPtr, itemPtr, objv[3], &index);
+ if (result != TCL_OK) {
+ break;
}
+
+ /*
+ * Redraw both item's old and new areas: it's possible that a
+ * replace could result in a new area larger than the old area.
+ * Except if the dCharsProc or insertProc sets the
+ * TK_ITEM_DONT_REDRAW flag, nothing more needs to be done.
+ */
+
+ x1 = itemPtr->x1; y1 = itemPtr->y1;
+ x2 = itemPtr->x2; y2 = itemPtr->y2;
+ itemPtr->redraw_flags &= ~TK_ITEM_DONT_REDRAW;
+
+ ItemDelChars(canvasPtr, itemPtr, index, index);
+ ItemInsert(canvasPtr, itemPtr, index, tmpObj);
+
+ if (!(itemPtr->redraw_flags & TK_ITEM_DONT_REDRAW)) {
+ Tk_CanvasEventuallyRedraw((Tk_Canvas) canvasPtr,
+ x1, y1, x2, y2);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
+ }
+ itemPtr->redraw_flags &= ~TK_ITEM_DONT_REDRAW;
}
+
+ doneImove:
+ Tcl_DecrRefCount(tmpObj);
break;
+ }
case CANV_CREATE: {
Tk_ItemType *typePtr;
Tk_ItemType *matchPtr = NULL;
Tk_Item *itemPtr;
- char buf[TCL_INTEGER_SPACE];
int isNew = 0;
Tcl_HashEntry *entryPtr;
char *arg;
@@ -949,12 +1258,7 @@ CanvasWidgetCmd(
&& (!strncmp(arg, typePtr->name, (unsigned)length))) {
if (matchPtr != NULL) {
Tcl_MutexUnlock(&typeListMutex);
- badType:
- Tcl_AppendResult(interp,
- "unknown or ambiguous item type \"", arg, "\"",
- NULL);
- result = TCL_ERROR;
- goto done;
+ goto badType;
}
matchPtr = typePtr;
}
@@ -967,7 +1271,11 @@ CanvasWidgetCmd(
Tcl_MutexUnlock(&typeListMutex);
if (matchPtr == NULL) {
- goto badType;
+ badType:
+ Tcl_AppendResult(interp,
+ "unknown or ambiguous item type \"", arg, "\"", NULL);
+ result = TCL_ERROR;
+ goto done;
}
if (objc < 4) {
/*
@@ -978,6 +1286,7 @@ CanvasWidgetCmd(
result = TCL_ERROR;
goto done;
}
+
typePtr = matchPtr;
itemPtr = (Tk_Item *) ckalloc((unsigned) typePtr->itemSize);
itemPtr->id = canvasPtr->nextId;
@@ -988,23 +1297,13 @@ CanvasWidgetCmd(
itemPtr->typePtr = typePtr;
itemPtr->state = TK_STATE_NULL;
itemPtr->redraw_flags = 0;
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = typePtr->createProc(interp, (Tk_Canvas) canvasPtr,
- itemPtr, objc-3, objv+3);
- } else {
- const char **args = TkGetStringsFromObjs(objc-3, objv+3);
- result = typePtr->createProc(interp, (Tk_Canvas) canvasPtr,
- itemPtr, objc-3, (Tcl_Obj **) args);
- if (args != NULL) {
- ckfree((char *) args);
- }
- }
- if (result != TCL_OK) {
+ if (ItemCreate(canvasPtr, itemPtr, objc, objv) != TCL_OK) {
ckfree((char *) itemPtr);
result = TCL_ERROR;
goto done;
}
+
itemPtr->nextPtr = NULL;
entryPtr = Tcl_CreateHashEntry(&canvasPtr->idTable,
(char *) INT2PTR(itemPtr->id), &isNew);
@@ -1019,10 +1318,9 @@ CanvasWidgetCmd(
}
canvasPtr->lastItemPtr = itemPtr;
itemPtr->redraw_flags |= FORCE_REDRAW;
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
canvasPtr->flags |= REPICK_NEEDED;
- sprintf(buf, "%d", itemPtr->id);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ Tcl_SetObjResult(interp, Tcl_NewIntObj(itemPtr->id));
break;
}
case CANV_DCHARS: {
@@ -1039,28 +1337,12 @@ CanvasWidgetCmd(
|| (itemPtr->typePtr->dCharsProc == NULL)) {
continue;
}
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, (char *) objv[3],
- &first);
- } else {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr,
- Tcl_GetString(objv[3]), &first);
- }
+ result = ItemIndex(canvasPtr, itemPtr, objv[3], &first);
if (result != TCL_OK) {
goto done;
}
if (objc == 5) {
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, (char *) objv[4],
- &last);
- } else {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr,
- Tcl_GetString(objv[4]), &last);
- }
+ result = ItemIndex(canvasPtr, itemPtr, objv[4], &last);
if (result != TCL_OK) {
goto done;
}
@@ -1078,12 +1360,11 @@ CanvasWidgetCmd(
x1 = itemPtr->x1; y1 = itemPtr->y1;
x2 = itemPtr->x2; y2 = itemPtr->y2;
itemPtr->redraw_flags &= ~TK_ITEM_DONT_REDRAW;
- itemPtr->typePtr->dCharsProc((Tk_Canvas) canvasPtr, itemPtr,
- first, last);
+ ItemDelChars(canvasPtr, itemPtr, first, last);
if (!(itemPtr->redraw_flags & TK_ITEM_DONT_REDRAW)) {
Tk_CanvasEventuallyRedraw((Tk_Canvas) canvasPtr,
x1, y1, x2, y2);
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
}
itemPtr->redraw_flags &= ~TK_ITEM_DONT_REDRAW;
}
@@ -1095,13 +1376,11 @@ CanvasWidgetCmd(
for (i = 2; i < objc; i++) {
FOR_EVERY_CANVAS_ITEM_MATCHING(objv[i], &searchPtr, goto done) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
if (canvasPtr->bindingTable != NULL) {
- Tk_DeleteAllBindings(canvasPtr->bindingTable,
- (ClientData) itemPtr);
+ Tk_DeleteAllBindings(canvasPtr->bindingTable, itemPtr);
}
- itemPtr->typePtr->deleteProc((Tk_Canvas) canvasPtr, itemPtr,
- canvasPtr->display);
+ ItemDelete(canvasPtr, itemPtr);
if (itemPtr->tagPtr != itemPtr->staticTagSpace) {
ckfree((char *) itemPtr->tagPtr);
}
@@ -1176,12 +1455,7 @@ CanvasWidgetCmd(
result = TCL_ERROR;
goto done;
}
-#ifdef USE_OLD_TAG_SEARCH
- result = FindItems(interp, canvasPtr, objc, objv, NULL, 2);
-#else /* USE_OLD_TAG_SEARCH */
- result = FindItems(interp, canvasPtr, objc, objv, NULL, 2,
- &searchPtr);
-#endif /* USE_OLD_TAG_SEARCH */
+ result = FIND_ITEMS(NULL, 2);
break;
case CANV_FOCUS:
if (objc > 3) {
@@ -1192,15 +1466,12 @@ CanvasWidgetCmd(
itemPtr = canvasPtr->textInfo.focusItemPtr;
if (objc == 2) {
if (itemPtr != NULL) {
- char buf[TCL_INTEGER_SPACE];
-
- sprintf(buf, "%d", itemPtr->id);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ Tcl_SetObjResult(interp, Tcl_NewIntObj(itemPtr->id));
}
goto done;
}
- if ((itemPtr != NULL) && (canvasPtr->textInfo.gotFocus)) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ if (canvasPtr->textInfo.gotFocus) {
+ EventuallyRedrawItem(canvasPtr, itemPtr);
}
if (Tcl_GetString(objv[2])[0] == 0) {
canvasPtr->textInfo.focusItemPtr = NULL;
@@ -1216,7 +1487,7 @@ CanvasWidgetCmd(
}
canvasPtr->textInfo.focusItemPtr = itemPtr;
if (canvasPtr->textInfo.gotFocus) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
}
break;
case CANV_GETTAGS:
@@ -1246,30 +1517,20 @@ CanvasWidgetCmd(
|| (itemPtr->typePtr->icursorProc == NULL)) {
goto done;
}
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, (char *) objv[3],
- &index);
- } else {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr,
- Tcl_GetString(objv[3]), &index);
- }
+ result = ItemIndex(canvasPtr, itemPtr, objv[3], &index);
if (result != TCL_OK) {
goto done;
}
- itemPtr->typePtr->icursorProc((Tk_Canvas) canvasPtr, itemPtr,
- index);
+ ItemCursor(canvasPtr, itemPtr, index);
if ((itemPtr == canvasPtr->textInfo.focusItemPtr)
&& (canvasPtr->textInfo.cursorOn)) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
}
}
break;
}
case CANV_INDEX: {
int index;
- char buf[TCL_INTEGER_SPACE];
if (objc != 4) {
Tcl_WrongNumArgs(interp, 2, objv, "tagOrId string");
@@ -1287,18 +1548,11 @@ CanvasWidgetCmd(
result = TCL_ERROR;
goto done;
}
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = itemPtr->typePtr->indexProc(interp, (Tk_Canvas)canvasPtr,
- itemPtr, (char *) objv[3], &index);
- } else {
- result = itemPtr->typePtr->indexProc(interp, (Tk_Canvas)canvasPtr,
- itemPtr, Tcl_GetString(objv[3]), &index);
- }
+ result = ItemIndex(canvasPtr, itemPtr, objv[3], &index);
if (result != TCL_OK) {
goto done;
}
- sprintf(buf, "%d", index);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ Tcl_SetObjResult(interp, Tcl_NewIntObj(index));
break;
}
case CANV_INSERT: {
@@ -1315,15 +1569,7 @@ CanvasWidgetCmd(
|| (itemPtr->typePtr->insertProc == NULL)) {
continue;
}
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, (char *) objv[3],
- &beforeThis);
- } else {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr,
- Tcl_GetString(objv[3]), &beforeThis);
- }
+ result = ItemIndex(canvasPtr, itemPtr, objv[3], &beforeThis);
if (result != TCL_OK) {
goto done;
}
@@ -1338,17 +1584,11 @@ CanvasWidgetCmd(
x1 = itemPtr->x1; y1 = itemPtr->y1;
x2 = itemPtr->x2; y2 = itemPtr->y2;
itemPtr->redraw_flags &= ~TK_ITEM_DONT_REDRAW;
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- itemPtr->typePtr->insertProc((Tk_Canvas) canvasPtr, itemPtr,
- beforeThis, (char *) objv[4]);
- } else {
- itemPtr->typePtr->insertProc((Tk_Canvas) canvasPtr, itemPtr,
- beforeThis, Tcl_GetString(objv[4]));
- }
+ ItemInsert(canvasPtr, itemPtr, beforeThis, objv[4]);
if (!(itemPtr->redraw_flags & TK_ITEM_DONT_REDRAW)) {
Tk_CanvasEventuallyRedraw((Tk_Canvas) canvasPtr,
x1, y1, x2, y2);
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
}
itemPtr->redraw_flags &= ~TK_ITEM_DONT_REDRAW;
}
@@ -1362,9 +1602,7 @@ CanvasWidgetCmd(
}
FIRST_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto done);
if (itemPtr != NULL) {
- result = Tk_ConfigureValue(canvasPtr->interp, canvasPtr->tkwin,
- itemPtr->typePtr->configSpecs, (char *) itemPtr,
- Tcl_GetString(objv[3]), 0);
+ result = ItemConfigValue(canvasPtr, itemPtr, objv[3]);
}
break;
case CANV_ITEMCONFIGURE:
@@ -1375,30 +1613,13 @@ CanvasWidgetCmd(
}
FOR_EVERY_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto done) {
if (objc == 3) {
- result = Tk_ConfigureInfo(canvasPtr->interp, canvasPtr->tkwin,
- itemPtr->typePtr->configSpecs, (char *) itemPtr,
- NULL, 0);
+ result = ItemConfigInfo(canvasPtr, itemPtr, NULL);
} else if (objc == 4) {
- result = Tk_ConfigureInfo(canvasPtr->interp, canvasPtr->tkwin,
- itemPtr->typePtr->configSpecs, (char *) itemPtr,
- Tcl_GetString(objv[3]), 0);
+ result = ItemConfigInfo(canvasPtr, itemPtr, objv[3]);
} else {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = itemPtr->typePtr->configProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, objc-3, objv+3,
- TK_CONFIG_ARGV_ONLY);
- } else {
- const char **args = TkGetStringsFromObjs(objc-3, objv+3);
-
- result = itemPtr->typePtr->configProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, objc-3,
- (Tcl_Obj **) args, TK_CONFIG_ARGV_ONLY);
- if (args != NULL) {
- ckfree((char *) args);
- }
- }
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
+ result = ItemConfigure(canvasPtr, itemPtr, objc-3, objv+3);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
canvasPtr->flags |= REPICK_NEEDED;
}
if ((result != TCL_OK) || (objc < 5)) {
@@ -1430,11 +1651,7 @@ CanvasWidgetCmd(
}
itemPtr = itemPtr->prevPtr;
}
-#ifdef USE_OLD_TAG_SEARCH
- RelinkItems(canvasPtr, objv[2], itemPtr);
-#else /* USE_OLD_TAG_SEARCH */
- result = RelinkItems(canvasPtr, objv[2], itemPtr, &searchPtr);
-#endif /* USE_OLD_TAG_SEARCH */
+ RELINK_ITEMS(objv[2], itemPtr);
break;
}
case CANV_MOVE: {
@@ -1452,10 +1669,9 @@ CanvasWidgetCmd(
goto done;
}
FOR_EVERY_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto done) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
- itemPtr->typePtr->translateProc((Tk_Canvas) canvasPtr, itemPtr,
- xAmount, yAmount);
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
+ ItemTranslate(canvasPtr, itemPtr, xAmount, yAmount);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
canvasPtr->flags |= REPICK_NEEDED;
}
break;
@@ -1515,10 +1731,9 @@ CanvasWidgetCmd(
*/
FOR_EVERY_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto done) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
- itemPtr->typePtr->translateProc((Tk_Canvas) canvasPtr,
- itemPtr, xAmount, yAmount);
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
+ ItemTranslate(canvasPtr, itemPtr, xAmount, yAmount);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
canvasPtr->flags |= REPICK_NEEDED;
}
}
@@ -1560,11 +1775,54 @@ CanvasWidgetCmd(
goto done;
}
}
-#ifdef USE_OLD_TAG_SEARCH
- RelinkItems(canvasPtr, objv[2], prevPtr);
-#else /* USE_OLD_TAG_SEARCH */
- result = RelinkItems(canvasPtr, objv[2], prevPtr, &searchPtr);
-#endif /* USE_OLD_TAG_SEARCH */
+ RELINK_ITEMS(objv[2], prevPtr);
+ break;
+ }
+ case CANV_RCHARS: {
+ int first, last;
+ int x1,x2,y1,y2;
+
+ if (objc != 6) {
+ Tcl_WrongNumArgs(interp, 2, objv, "tagOrId first last string");
+ result = TCL_ERROR;
+ goto done;
+ }
+ FOR_EVERY_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto done) {
+ if ((itemPtr->typePtr->indexProc == NULL)
+ || (itemPtr->typePtr->dCharsProc == NULL)
+ || (itemPtr->typePtr->insertProc == NULL)) {
+ continue;
+ }
+ result = ItemIndex(canvasPtr, itemPtr, objv[3], &first);
+ if (result != TCL_OK) {
+ goto done;
+ }
+ result = ItemIndex(canvasPtr, itemPtr, objv[4], &last);
+ if (result != TCL_OK) {
+ goto done;
+ }
+
+ /*
+ * Redraw both item's old and new areas: it's possible that a
+ * replace could result in a new area larger than the old area.
+ * Except if the dCharsProc or insertProc sets the
+ * TK_ITEM_DONT_REDRAW flag, nothing more needs to be done.
+ */
+
+ x1 = itemPtr->x1; y1 = itemPtr->y1;
+ x2 = itemPtr->x2; y2 = itemPtr->y2;
+ itemPtr->redraw_flags &= ~TK_ITEM_DONT_REDRAW;
+
+ ItemDelChars(canvasPtr, itemPtr, first, last);
+ ItemInsert(canvasPtr, itemPtr, first, objv[5]);
+
+ if (!(itemPtr->redraw_flags & TK_ITEM_DONT_REDRAW)) {
+ Tk_CanvasEventuallyRedraw((Tk_Canvas) canvasPtr,
+ x1, y1, x2, y2);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
+ }
+ itemPtr->redraw_flags &= ~TK_ITEM_DONT_REDRAW;
+ }
break;
}
case CANV_SCALE: {
@@ -1591,10 +1849,9 @@ CanvasWidgetCmd(
goto done;
}
FOR_EVERY_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto done) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
- itemPtr->typePtr->scaleProc((Tk_Canvas) canvasPtr, itemPtr,
- xOrigin, yOrigin, xScale, yScale);
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
+ ItemScale(canvasPtr, itemPtr, xOrigin, yOrigin, xScale, yScale);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
canvasPtr->flags |= REPICK_NEEDED;
}
break;
@@ -1673,15 +1930,7 @@ CanvasWidgetCmd(
}
}
if (objc == 5) {
- if (itemPtr->typePtr->alwaysRedraw & TK_CONFIG_OBJS) {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr, (char *) objv[4],
- &index);
- } else {
- result = itemPtr->typePtr->indexProc(interp,
- (Tk_Canvas) canvasPtr, itemPtr,
- Tcl_GetString(objv[4]), &index);
- }
+ result = ItemIndex(canvasPtr, itemPtr, objv[4], &index);
if (result != TCL_OK) {
goto done;
}
@@ -1716,12 +1965,8 @@ CanvasWidgetCmd(
result = TCL_ERROR;
goto done;
}
- if (canvasPtr->textInfo.selItemPtr != NULL) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr,
- canvasPtr->textInfo.selItemPtr);
- canvasPtr->textInfo.selItemPtr = NULL;
- }
- goto done;
+ EventuallyRedrawItem(canvasPtr, canvasPtr->textInfo.selItemPtr);
+ canvasPtr->textInfo.selItemPtr = NULL;
break;
case CANV_FROM:
if (objc != 5) {
@@ -1763,7 +2008,7 @@ CanvasWidgetCmd(
FIRST_CANVAS_ITEM_MATCHING(objv[2], &searchPtr, goto done);
if (itemPtr != NULL) {
Tcl_SetObjResult(interp,
- Tcl_NewStringObj(itemPtr->typePtr->name, -1));
+ Tcl_NewStringObj(itemPtr->typePtr->name, -1));
}
break;
case CANV_XVIEW: {
@@ -1867,7 +2112,7 @@ CanvasWidgetCmd(
#ifndef USE_OLD_TAG_SEARCH
TagSearchDestroy(searchPtr);
#endif /* not USE_OLD_TAG_SEARCH */
- Tcl_Release((ClientData) canvasPtr);
+ Tcl_Release(canvasPtr);
return result;
}
@@ -1906,8 +2151,7 @@ DestroyCanvas(
for (itemPtr = canvasPtr->firstItemPtr; itemPtr != NULL;
itemPtr = canvasPtr->firstItemPtr) {
canvasPtr->firstItemPtr = itemPtr->nextPtr;
- itemPtr->typePtr->deleteProc((Tk_Canvas) canvasPtr, itemPtr,
- canvasPtr->display);
+ ItemDelete(canvasPtr, itemPtr);
if (itemPtr->tagPtr != itemPtr->staticTagSpace) {
ckfree((char *) itemPtr->tagPtr);
}
@@ -2035,7 +2279,7 @@ ConfigureCanvas(
if (argc2 != 4) {
Tcl_AppendResult(interp, "bad scrollRegion \"",
canvasPtr->regionString, "\"", NULL);
- badRegion:
+ badRegion:
ckfree(canvasPtr->regionString);
ckfree((char *) argv2);
canvasPtr->regionString = NULL;
@@ -2085,7 +2329,7 @@ ConfigureCanvas(
}
/*
- *---------------------------------------------------------------------------
+ *----------------------------------------------------------------------
*
* CanvasWorldChanged --
*
@@ -2101,23 +2345,19 @@ ConfigureCanvas(
* side effect of causing all the items to recompute their geometry and
* to be redisplayed.
*
- *---------------------------------------------------------------------------
+ *----------------------------------------------------------------------
*/
static void
CanvasWorldChanged(
ClientData instanceData) /* Information about widget. */
{
- TkCanvas *canvasPtr = (TkCanvas *) instanceData;
+ TkCanvas *canvasPtr = instanceData;
Tk_Item *itemPtr;
- int result;
itemPtr = canvasPtr->firstItemPtr;
for ( ; itemPtr != NULL; itemPtr = itemPtr->nextPtr) {
- result = itemPtr->typePtr->configProc(canvasPtr->interp,
- (Tk_Canvas) canvasPtr, itemPtr, 0, NULL,
- TK_CONFIG_ARGV_ONLY);
- if (result != TCL_OK) {
+ if (ItemConfigure(canvasPtr, itemPtr, 0, NULL) != TCL_OK) {
Tcl_ResetResult(canvasPtr->interp);
}
}
@@ -2129,7 +2369,7 @@ CanvasWorldChanged(
}
/*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*
* DisplayCanvas --
*
@@ -2143,7 +2383,7 @@ CanvasWorldChanged(
* Side effects:
* Information appears on the screen.
*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*/
static void
@@ -2170,11 +2410,11 @@ DisplayCanvas(
*/
while (canvasPtr->flags & REPICK_NEEDED) {
- Tcl_Preserve((ClientData) canvasPtr);
+ Tcl_Preserve(canvasPtr);
canvasPtr->flags &= ~REPICK_NEEDED;
PickCurrentItem(canvasPtr, &canvasPtr->pickEvent);
tkwin = canvasPtr->tkwin;
- Tcl_Release((ClientData) canvasPtr);
+ Tcl_Release(canvasPtr);
if (tkwin == NULL) {
return;
}
@@ -2187,13 +2427,14 @@ DisplayCanvas(
*/
for (itemPtr = canvasPtr->firstItemPtr; itemPtr != NULL;
- itemPtr = itemPtr->nextPtr) {
+ itemPtr = itemPtr->nextPtr) {
if (itemPtr->redraw_flags & FORCE_REDRAW) {
itemPtr->redraw_flags &= ~FORCE_REDRAW;
- EventuallyRedrawItem((Tk_Canvas)canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
itemPtr->redraw_flags &= ~FORCE_REDRAW;
}
}
+
/*
* Compute the intersection between the area that needs redrawing and the
* area that's visible on the screen.
@@ -2291,7 +2532,7 @@ DisplayCanvas(
|| (itemPtr->y1 >= screenY2)
|| (itemPtr->x2 < screenX1)
|| (itemPtr->y2 < screenY1)) {
- if (!(itemPtr->typePtr->alwaysRedraw & 1)
+ if (!AlwaysRedraw(itemPtr)
|| (itemPtr->x1 >= canvasPtr->redrawX2)
|| (itemPtr->y1 >= canvasPtr->redrawY2)
|| (itemPtr->x2 < canvasPtr->redrawX1)
@@ -2300,12 +2541,11 @@ DisplayCanvas(
}
}
if (itemPtr->state == TK_STATE_HIDDEN ||
- (itemPtr->state == TK_STATE_NULL &&
- canvasPtr->canvas_state == TK_STATE_HIDDEN)) {
+ (itemPtr->state == TK_STATE_NULL &&
+ canvasPtr->canvas_state == TK_STATE_HIDDEN)) {
continue;
}
- itemPtr->typePtr->displayProc((Tk_Canvas) canvasPtr, itemPtr,
- canvasPtr->display, pixmap, screenX1, screenY1, width,
+ ItemDisplay(canvasPtr, itemPtr, pixmap, screenX1, screenY1, width,
height);
}
@@ -2369,7 +2609,7 @@ DisplayCanvas(
}
/*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*
* CanvasEventProc --
*
@@ -2380,10 +2620,10 @@ DisplayCanvas(
* None.
*
* Side effects:
- * When the window gets deleted, internal structures get cleaned up.
- * When it gets exposed, it is redisplayed.
+ * When the window gets deleted, internal structures get cleaned up. When
+ * it gets exposed, it is redisplayed.
*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*/
static void
@@ -2416,10 +2656,9 @@ CanvasEventProc(
canvasPtr->widgetCmd);
}
if (canvasPtr->flags & REDRAW_PENDING) {
- Tcl_CancelIdleCall(DisplayCanvas, (ClientData) canvasPtr);
+ Tcl_CancelIdleCall(DisplayCanvas, canvasPtr);
}
- Tcl_EventuallyFree((ClientData) canvasPtr,
- (Tcl_FreeProc *) DestroyCanvas);
+ Tcl_EventuallyFree(canvasPtr, (Tcl_FreeProc *) DestroyCanvas);
} else if (eventPtr->type == ConfigureNotify) {
canvasPtr->flags |= UPDATE_SCROLLBARS;
@@ -2453,9 +2692,8 @@ CanvasEventProc(
for (itemPtr = canvasPtr->firstItemPtr; itemPtr != NULL;
itemPtr = itemPtr->nextPtr) {
- if (itemPtr->typePtr->alwaysRedraw & 1) {
- itemPtr->typePtr->displayProc((Tk_Canvas) canvasPtr, itemPtr,
- canvasPtr->display, None, 0, 0, 0, 0);
+ if (AlwaysRedraw(itemPtr)) {
+ ItemDisplay(canvasPtr, itemPtr, None, 0, 0, 0, 0);
}
}
}
@@ -2500,7 +2738,7 @@ CanvasCmdDeletedProc(
}
/*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*
* Tk_CanvasEventuallyRedraw --
*
@@ -2513,7 +2751,7 @@ CanvasCmdDeletedProc(
* Side effects:
* The screen will eventually be refreshed.
*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*/
void
@@ -2562,13 +2800,13 @@ Tk_CanvasEventuallyRedraw(
canvasPtr->flags |= BBOX_NOT_EMPTY;
}
if (!(canvasPtr->flags & REDRAW_PENDING)) {
- Tcl_DoWhenIdle(DisplayCanvas, (ClientData) canvasPtr);
+ Tcl_DoWhenIdle(DisplayCanvas, canvasPtr);
canvasPtr->flags |= REDRAW_PENDING;
}
}
/*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*
* EventuallyRedrawItem --
*
@@ -2581,22 +2819,24 @@ Tk_CanvasEventuallyRedraw(
* Side effects:
* The screen will eventually be refreshed.
*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*/
static void
EventuallyRedrawItem(
- Tk_Canvas canvas, /* Information about widget. */
- Tk_Item *itemPtr) /* Item to be redrawn. */
+ TkCanvas *canvasPtr, /* Information about widget. */
+ Tk_Item *itemPtr) /* Item to be redrawn. May be NULL, in which
+ * case nothing happens. */
{
- TkCanvas *canvasPtr = Canvas(canvas);
-
+ if (itemPtr == NULL) {
+ return;
+ }
if ((itemPtr->x1 >= itemPtr->x2) || (itemPtr->y1 >= itemPtr->y2) ||
(itemPtr->x2 < canvasPtr->xOrigin) ||
(itemPtr->y2 < canvasPtr->yOrigin) ||
(itemPtr->x1 >= canvasPtr->xOrigin+Tk_Width(canvasPtr->tkwin)) ||
(itemPtr->y1 >= canvasPtr->yOrigin+Tk_Height(canvasPtr->tkwin))) {
- if (!(itemPtr->typePtr->alwaysRedraw & 1)) {
+ if (!AlwaysRedraw(itemPtr)) {
return;
}
}
@@ -2624,13 +2864,13 @@ EventuallyRedrawItem(
itemPtr->redraw_flags |= FORCE_REDRAW;
}
if (!(canvasPtr->flags & REDRAW_PENDING)) {
- Tcl_DoWhenIdle(DisplayCanvas, (ClientData) canvasPtr);
+ Tcl_DoWhenIdle(DisplayCanvas, canvasPtr);
canvasPtr->flags |= REDRAW_PENDING;
}
}
/*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*
* Tk_CreateItemType --
*
@@ -2646,7 +2886,7 @@ EventuallyRedrawItem(
* commands). If there was already a type with the same name as in
* typePtr, it is replaced with the new type.
*
- *--------------------------------------------------------------
+ *----------------------------------------------------------------------
*/
void
@@ -2786,11 +3026,8 @@ StartTagSearch(
Tk_Uid uid;
char *tag = Tcl_GetString(tagObj);
int count;
- TkWindow *tkwin;
- TkDisplay *dispPtr;
-
- tkwin = (TkWindow *) canvasPtr->tkwin;
- dispPtr = tkwin->dispPtr;
+ TkWindow *tkwin = (TkWindow *) canvasPtr->tkwin;
+ TkDisplay *dispPtr = tkwin->dispPtr;
/*
* Initialize the search.
@@ -2820,7 +3057,7 @@ StartTagSearch(
dispPtr->numSlowSearches++;
entryPtr = Tcl_FindHashEntry(&canvasPtr->idTable, (char*) id);
if (entryPtr != NULL) {
- itemPtr = (Tk_Item *)Tcl_GetHashValue(entryPtr);
+ itemPtr = Tcl_GetHashValue(entryPtr);
lastPtr = itemPtr->prevPtr;
} else {
lastPtr = itemPtr = NULL;
@@ -3012,9 +3249,9 @@ static void
TagSearchExprInit(
TagSearchExpr **exprPtrPtr)
{
- TagSearchExpr* expr = *exprPtrPtr;
+ TagSearchExpr *expr = *exprPtrPtr;
- if (! expr) {
+ if (expr == NULL) {
expr = (TagSearchExpr *) ckalloc(sizeof(TagSearchExpr));
expr->allocated = 0;
expr->uids = NULL;
@@ -3044,11 +3281,11 @@ static void
TagSearchExprDestroy(
TagSearchExpr *expr)
{
- if (expr) {
+ if (expr != NULL) {
if (expr->uids) {
- ckfree((char *)expr->uids);
+ ckfree((char *) expr->uids);
}
- ckfree((char *)expr);
+ ckfree((char *) expr);
}
}
@@ -3089,7 +3326,7 @@ TagSearchScan(
* Initialize the search.
*/
- if (*searchPtrPtr) {
+ if (*searchPtrPtr != NULL) {
searchPtr = *searchPtrPtr;
} else {
/*
@@ -3106,7 +3343,7 @@ TagSearchScan(
searchPtr->rewritebufferAllocated = 100;
searchPtr->rewritebuffer = ckalloc(searchPtr->rewritebufferAllocated);
}
- TagSearchExprInit(&(searchPtr->expr));
+ TagSearchExprInit(&searchPtr->expr);
/*
* How long is the tagOrId?
@@ -3118,7 +3355,7 @@ TagSearchScan(
* Make sure there is enough buffer to hold rewritten tags.
*/
- if ((unsigned int)searchPtr->stringLength >=
+ if ((unsigned) searchPtr->stringLength >=
searchPtr->rewritebufferAllocated) {
searchPtr->rewritebufferAllocated = searchPtr->stringLength + 100;
searchPtr->rewritebuffer =
@@ -3250,8 +3487,8 @@ TagSearchDestroy(
{
if (searchPtr) {
TagSearchExprDestroy(searchPtr->expr);
- ckfree((char *)searchPtr->rewritebuffer);
- ckfree((char *)searchPtr);
+ ckfree((char *) searchPtr->rewritebuffer);
+ ckfree((char *) searchPtr);
}
}
@@ -3596,7 +3833,7 @@ TagSearchEvalExpr(
negate_result = 0;
}
looking_for_tag = 0;
- } else { /* ! looking_for_tag */
+ } else { /* ! looking_for_tag */
if (((uid == searchUids->andUid) && (!result)) ||
((uid == searchUids->orUid) && result)) {
/*
@@ -3702,7 +3939,7 @@ TagSearchFirst(
entryPtr = Tcl_FindHashEntry(&searchPtr->canvasPtr->idTable,
(char *) INT2PTR(searchPtr->id));
if (entryPtr != NULL) {
- itemPtr = (Tk_Item *)Tcl_GetHashValue(entryPtr);
+ itemPtr = Tcl_GetHashValue(entryPtr);
lastPtr = itemPtr->prevPtr;
} else {
lastPtr = itemPtr = NULL;
@@ -3925,8 +4162,8 @@ DoItem(
itemPtr->tagSpace += 5;
newTagPtr = (Tk_Uid *)
- ckalloc((unsigned) (itemPtr->tagSpace * sizeof(Tk_Uid)));
- memcpy((void *) newTagPtr, itemPtr->tagPtr,
+ ckalloc((unsigned) itemPtr->tagSpace * sizeof(Tk_Uid));
+ memcpy(newTagPtr, itemPtr->tagPtr,
itemPtr->numTags * sizeof(Tk_Uid));
if (itemPtr->tagPtr != itemPtr->staticTagSpace) {
ckfree((char *) itemPtr->tagPtr);
@@ -4113,11 +4350,7 @@ FindItems(
if (itemPtr == NULL) {
return TCL_OK;
}
- closestDist = itemPtr->typePtr->pointProc((Tk_Canvas) canvasPtr,
- itemPtr, coords) - halo;
- if (closestDist < 0.0) {
- closestDist = 0.0;
- }
+ closestDist = ItemPoint(canvasPtr, itemPtr, coords, halo);
while (1) {
double newDist;
@@ -4156,11 +4389,7 @@ FindItems(
|| (itemPtr->y1 >= y2) || (itemPtr->y2 <= y1)) {
continue;
}
- newDist = itemPtr->typePtr->pointProc((Tk_Canvas) canvasPtr,
- itemPtr, coords) - halo;
- if (newDist < 0.0) {
- newDist = 0.0;
- }
+ newDist = ItemPoint(canvasPtr, itemPtr, coords, halo);
if (newDist <= closestDist) {
closestDist = newDist;
break;
@@ -4272,8 +4501,7 @@ FindArea(
|| (itemPtr->y1 >= y2) || (itemPtr->y2 <= y1)) {
continue;
}
- if (itemPtr->typePtr->areaProc((Tk_Canvas) canvasPtr, itemPtr, rect)
- >= enclosed) {
+ if (ItemOverlap(canvasPtr, itemPtr, rect) >= enclosed) {
DoItem(interp, itemPtr, uid);
}
}
@@ -4365,7 +4593,7 @@ RelinkItems(
lastMovePtr->nextPtr = itemPtr;
}
lastMovePtr = itemPtr;
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
canvasPtr->flags |= REPICK_NEEDED;
}
@@ -4429,6 +4657,7 @@ CanvasBindProc(
XEvent *eventPtr) /* Pointer to X event that just happened. */
{
TkCanvas *canvasPtr = clientData;
+ int mask;
Tcl_Preserve(canvasPtr);
@@ -4438,9 +4667,9 @@ CanvasBindProc(
* current item while buttons are down.
*/
- if (eventPtr->type == ButtonPress || eventPtr->type == ButtonRelease) {
- int mask;
-
+ switch (eventPtr->type) {
+ case ButtonPress:
+ case ButtonRelease:
switch (eventPtr->xbutton.button) {
case Button1:
mask = Button1Mask;
@@ -4494,19 +4723,20 @@ CanvasBindProc(
PickCurrentItem(canvasPtr, eventPtr);
eventPtr->xbutton.state ^= mask;
}
- goto done;
- } else if ((eventPtr->type == EnterNotify)
- || (eventPtr->type == LeaveNotify)) {
+ break;
+ case EnterNotify:
+ case LeaveNotify:
canvasPtr->state = eventPtr->xcrossing.state;
PickCurrentItem(canvasPtr, eventPtr);
- goto done;
- } else if (eventPtr->type == MotionNotify) {
+ break;
+ case MotionNotify:
canvasPtr->state = eventPtr->xmotion.state;
PickCurrentItem(canvasPtr, eventPtr);
+ /* fallthrough */
+ default:
+ CanvasDoEvent(canvasPtr, eventPtr);
}
- CanvasDoEvent(canvasPtr, eventPtr);
- done:
Tcl_Release(canvasPtr);
}
@@ -4704,10 +4934,8 @@ PickCurrentItem(
canvasPtr->currentItemPtr = canvasPtr->newCurrentPtr;
if (prevItemPtr != NULL && prevItemPtr != canvasPtr->currentItemPtr &&
(prevItemPtr->redraw_flags & TK_ITEM_STATE_DEPENDANT)) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, prevItemPtr);
- prevItemPtr->typePtr->configProc(canvasPtr->interp,
- (Tk_Canvas) canvasPtr, prevItemPtr, 0, NULL,
- TK_CONFIG_ARGV_ONLY);
+ EventuallyRedrawItem(canvasPtr, prevItemPtr);
+ ItemConfigure(canvasPtr, prevItemPtr, 0, NULL);
}
if (canvasPtr->currentItemPtr != NULL) {
XEvent event;
@@ -4716,14 +4944,11 @@ PickCurrentItem(
DoItem(NULL, canvasPtr->currentItemPtr, Tk_GetUid("current"));
#else /* USE_OLD_TAG_SEARCH */
DoItem(NULL, canvasPtr->currentItemPtr, searchUids->currentUid);
-#endif /* USE_OLD_TAG_SEA */
+#endif /* USE_OLD_TAG_SEARCH */
if ((canvasPtr->currentItemPtr->redraw_flags & TK_ITEM_STATE_DEPENDANT
&& prevItemPtr != canvasPtr->currentItemPtr)) {
- canvasPtr->currentItemPtr->typePtr->configProc(canvasPtr->interp,
- (Tk_Canvas) canvasPtr, canvasPtr->currentItemPtr, 0, NULL,
- TK_CONFIG_ARGV_ONLY);
- EventuallyRedrawItem((Tk_Canvas) canvasPtr,
- canvasPtr->currentItemPtr);
+ ItemConfigure(canvasPtr, canvasPtr->currentItemPtr, 0, NULL);
+ EventuallyRedrawItem(canvasPtr, canvasPtr->currentItemPtr);
}
event = canvasPtr->pickEvent;
event.type = EnterNotify;
@@ -4780,8 +5005,7 @@ CanvasFindClosest(
|| (itemPtr->y1 > y2) || (itemPtr->y2 < y1)) {
continue;
}
- if (itemPtr->typePtr->pointProc((Tk_Canvas) canvasPtr, itemPtr,
- coords) <= canvasPtr->closeEnough) {
+ if (ItemPoint(canvasPtr,itemPtr,coords,0) <= canvasPtr->closeEnough) {
bestPtr = itemPtr;
}
}
@@ -4956,10 +5180,7 @@ CanvasBlinkProc(
canvasPtr->insertBlinkHandler = Tcl_CreateTimerHandler(
canvasPtr->insertOnTime, CanvasBlinkProc, canvasPtr);
}
- if (canvasPtr->textInfo.focusItemPtr != NULL) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr,
- canvasPtr->textInfo.focusItemPtr);
- }
+ EventuallyRedrawItem(canvasPtr, canvasPtr->textInfo.focusItemPtr);
}
/*
@@ -4999,10 +5220,7 @@ CanvasFocusProc(
canvasPtr->textInfo.cursorOn = 0;
canvasPtr->insertBlinkHandler = (Tcl_TimerToken) NULL;
}
- if (canvasPtr->textInfo.focusItemPtr != NULL) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr,
- canvasPtr->textInfo.focusItemPtr);
- }
+ EventuallyRedrawItem(canvasPtr, canvasPtr->textInfo.focusItemPtr);
if (canvasPtr->highlightWidth > 0) {
canvasPtr->flags |= REDRAW_BORDERS;
if (!(canvasPtr->flags & REDRAW_PENDING)) {
@@ -5051,8 +5269,7 @@ CanvasSelectTo(
Tk_OwnSelection(canvasPtr->tkwin, XA_PRIMARY, CanvasLostSelection,
canvasPtr);
} else if (canvasPtr->textInfo.selItemPtr != itemPtr) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr,
- canvasPtr->textInfo.selItemPtr);
+ EventuallyRedrawItem(canvasPtr, canvasPtr->textInfo.selItemPtr);
}
canvasPtr->textInfo.selItemPtr = itemPtr;
@@ -5070,7 +5287,7 @@ CanvasSelectTo(
if ((canvasPtr->textInfo.selectFirst != oldFirst)
|| (canvasPtr->textInfo.selectLast != oldLast)
|| (itemPtr != oldSelPtr)) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr, itemPtr);
+ EventuallyRedrawItem(canvasPtr, itemPtr);
}
}
@@ -5107,14 +5324,7 @@ CanvasFetchSelection(
{
TkCanvas *canvasPtr = clientData;
- if (canvasPtr->textInfo.selItemPtr == NULL) {
- return -1;
- }
- if (canvasPtr->textInfo.selItemPtr->typePtr->selectionProc == NULL) {
- return -1;
- }
- return canvasPtr->textInfo.selItemPtr->typePtr->selectionProc(
- (Tk_Canvas) canvasPtr, canvasPtr->textInfo.selItemPtr, offset,
+ return ItemSelection(canvasPtr, canvasPtr->textInfo.selItemPtr, offset,
buffer, maxBytes);
}
@@ -5142,10 +5352,7 @@ CanvasLostSelection(
{
TkCanvas *canvasPtr = clientData;
- if (canvasPtr->textInfo.selItemPtr != NULL) {
- EventuallyRedrawItem((Tk_Canvas) canvasPtr,
- canvasPtr->textInfo.selItemPtr);
- }
+ EventuallyRedrawItem(canvasPtr, canvasPtr->textInfo.selItemPtr);
canvasPtr->textInfo.selItemPtr = NULL;
}
generated by cgit v0.12 at 2024-11-07 13:51:29 (GMT)