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-rw-r--r--generic/tkCanvPoly.c514
1 files changed, 260 insertions, 254 deletions
diff --git a/generic/tkCanvPoly.c b/generic/tkCanvPoly.c
index 1e61367..b043aad 100644
--- a/generic/tkCanvPoly.c
+++ b/generic/tkCanvPoly.c
@@ -10,10 +10,9 @@
* 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 1.18 2007/12/13 15:24:13 dgp Exp $
+ * RCS: @(#) $Id: tkCanvPoly.c,v 1.28 2010/11/19 14:48:00 nijtmans Exp $
*/
-#include <stdio.h>
#include "tkInt.h"
#include "tkCanvas.h"
@@ -46,7 +45,7 @@ typedef struct PolygonItem {
Pixmap disabledFillStipple; /* Stipple bitmap for filling polygon if state
* is disabled. */
GC fillGC; /* Graphics context for filling polygon. */
- Tk_SmoothMethod *smooth; /* Non-zero means draw shape smoothed (i.e.
+ const Tk_SmoothMethod *smooth; /* Non-zero means draw shape smoothed (i.e.
* with Bezier splines). */
int splineSteps; /* Number of steps in each spline segment. */
int autoClosed; /* Zero means the given polygon was closed,
@@ -57,45 +56,39 @@ typedef struct PolygonItem {
* Information used for parsing configuration specs:
*/
-static Tk_CustomOption smoothOption = {
- (Tk_OptionParseProc *) TkSmoothParseProc,
- TkSmoothPrintProc, (ClientData) NULL
+static const Tk_CustomOption smoothOption = {
+ TkSmoothParseProc, TkSmoothPrintProc, NULL
};
-static Tk_CustomOption stateOption = {
- (Tk_OptionParseProc *) TkStateParseProc,
- TkStatePrintProc, (ClientData) 2
+static const Tk_CustomOption stateOption = {
+ TkStateParseProc, TkStatePrintProc, INT2PTR(2)
};
-static Tk_CustomOption tagsOption = {
- (Tk_OptionParseProc *) Tk_CanvasTagsParseProc,
- Tk_CanvasTagsPrintProc, (ClientData) NULL
+static const Tk_CustomOption tagsOption = {
+ Tk_CanvasTagsParseProc, Tk_CanvasTagsPrintProc, NULL
};
-static Tk_CustomOption dashOption = {
- (Tk_OptionParseProc *) TkCanvasDashParseProc,
- TkCanvasDashPrintProc, (ClientData) NULL
+static const Tk_CustomOption dashOption = {
+ TkCanvasDashParseProc, TkCanvasDashPrintProc, NULL
};
-static Tk_CustomOption offsetOption = {
- (Tk_OptionParseProc *) TkOffsetParseProc,
- TkOffsetPrintProc,
- (ClientData) (TK_OFFSET_RELATIVE|TK_OFFSET_INDEX)
+static const Tk_CustomOption offsetOption = {
+ TkOffsetParseProc, TkOffsetPrintProc,
+ INT2PTR(TK_OFFSET_RELATIVE|TK_OFFSET_INDEX)
};
-static Tk_CustomOption pixelOption = {
- (Tk_OptionParseProc *) TkPixelParseProc,
- TkPixelPrintProc, (ClientData) NULL
+static const Tk_CustomOption pixelOption = {
+ TkPixelParseProc, TkPixelPrintProc, NULL
};
-static Tk_ConfigSpec configSpecs[] = {
+static const Tk_ConfigSpec configSpecs[] = {
{TK_CONFIG_CUSTOM, "-activedash", NULL, NULL,
NULL, Tk_Offset(PolygonItem, outline.activeDash),
TK_CONFIG_NULL_OK, &dashOption},
{TK_CONFIG_COLOR, "-activefill", NULL, NULL,
- NULL, Tk_Offset(PolygonItem, activeFillColor), TK_CONFIG_NULL_OK},
+ NULL, Tk_Offset(PolygonItem, activeFillColor), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_COLOR, "-activeoutline", NULL, NULL,
- NULL, Tk_Offset(PolygonItem, outline.activeColor), TK_CONFIG_NULL_OK},
+ NULL, Tk_Offset(PolygonItem, outline.activeColor), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_BITMAP, "-activeoutlinestipple", NULL, NULL,
NULL, Tk_Offset(PolygonItem, outline.activeStipple),
- TK_CONFIG_NULL_OK},
+ TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_BITMAP, "-activestipple", NULL, NULL,
- NULL, Tk_Offset(PolygonItem, activeFillStipple), TK_CONFIG_NULL_OK},
+ NULL, Tk_Offset(PolygonItem, activeFillStipple), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_CUSTOM, "-activewidth", NULL, NULL,
"0.0", Tk_Offset(PolygonItem, outline.activeWidth),
TK_CONFIG_DONT_SET_DEFAULT, &pixelOption},
@@ -104,52 +97,52 @@ static Tk_ConfigSpec configSpecs[] = {
TK_CONFIG_NULL_OK, &dashOption},
{TK_CONFIG_PIXELS, "-dashoffset", NULL, NULL,
"0", Tk_Offset(PolygonItem, outline.offset),
- TK_CONFIG_DONT_SET_DEFAULT},
+ TK_CONFIG_DONT_SET_DEFAULT, NULL},
{TK_CONFIG_CUSTOM, "-disableddash", NULL, NULL,
NULL, Tk_Offset(PolygonItem, outline.disabledDash),
TK_CONFIG_NULL_OK, &dashOption},
{TK_CONFIG_COLOR, "-disabledfill", NULL, NULL,
- NULL, Tk_Offset(PolygonItem, disabledFillColor), TK_CONFIG_NULL_OK},
+ NULL, Tk_Offset(PolygonItem, disabledFillColor), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_COLOR, "-disabledoutline", NULL, NULL,
NULL, Tk_Offset(PolygonItem, outline.disabledColor),
- TK_CONFIG_NULL_OK},
+ TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_BITMAP, "-disabledoutlinestipple", NULL, NULL,
NULL, Tk_Offset(PolygonItem, outline.disabledStipple),
- TK_CONFIG_NULL_OK},
+ TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_BITMAP, "-disabledstipple", NULL, NULL,
- NULL, Tk_Offset(PolygonItem, disabledFillStipple), TK_CONFIG_NULL_OK},
+ NULL, Tk_Offset(PolygonItem, disabledFillStipple), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_CUSTOM, "-disabledwidth", NULL, NULL,
"0.0", Tk_Offset(PolygonItem, outline.disabledWidth),
TK_CONFIG_DONT_SET_DEFAULT, &pixelOption},
{TK_CONFIG_COLOR, "-fill", NULL, NULL,
- "black", Tk_Offset(PolygonItem, fillColor), TK_CONFIG_NULL_OK},
+ "black", Tk_Offset(PolygonItem, fillColor), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_JOIN_STYLE, "-joinstyle", NULL, NULL,
- "round", Tk_Offset(PolygonItem, joinStyle), TK_CONFIG_DONT_SET_DEFAULT},
+ "round", Tk_Offset(PolygonItem, joinStyle), TK_CONFIG_DONT_SET_DEFAULT, NULL},
{TK_CONFIG_CUSTOM, "-offset", NULL, NULL,
"0,0", Tk_Offset(PolygonItem, tsoffset),
TK_CONFIG_NULL_OK, &offsetOption},
{TK_CONFIG_COLOR, "-outline", NULL, NULL,
- NULL, Tk_Offset(PolygonItem, outline.color), TK_CONFIG_NULL_OK},
+ NULL, Tk_Offset(PolygonItem, outline.color), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_CUSTOM, "-outlineoffset", NULL, NULL,
"0,0", Tk_Offset(PolygonItem, outline.tsoffset),
TK_CONFIG_NULL_OK, &offsetOption},
{TK_CONFIG_BITMAP, "-outlinestipple", NULL, NULL,
- NULL, Tk_Offset(PolygonItem, outline.stipple), TK_CONFIG_NULL_OK},
+ NULL, Tk_Offset(PolygonItem, outline.stipple), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_CUSTOM, "-smooth", NULL, NULL,
"0", Tk_Offset(PolygonItem, smooth),
TK_CONFIG_DONT_SET_DEFAULT, &smoothOption},
{TK_CONFIG_INT, "-splinesteps", NULL, NULL,
- "12", Tk_Offset(PolygonItem, splineSteps), TK_CONFIG_DONT_SET_DEFAULT},
+ "12", Tk_Offset(PolygonItem, splineSteps), TK_CONFIG_DONT_SET_DEFAULT, NULL},
{TK_CONFIG_CUSTOM, "-state", NULL, NULL,
NULL, Tk_Offset(Tk_Item, state), TK_CONFIG_NULL_OK, &stateOption},
{TK_CONFIG_BITMAP, "-stipple", NULL, NULL,
- NULL, Tk_Offset(PolygonItem, fillStipple), TK_CONFIG_NULL_OK},
+ NULL, Tk_Offset(PolygonItem, fillStipple), TK_CONFIG_NULL_OK, NULL},
{TK_CONFIG_CUSTOM, "-tags", NULL, NULL,
NULL, 0, TK_CONFIG_NULL_OK, &tagsOption},
{TK_CONFIG_CUSTOM, "-width", NULL, NULL,
"1.0", Tk_Offset(PolygonItem, outline.width),
TK_CONFIG_DONT_SET_DEFAULT, &pixelOption},
- {TK_CONFIG_END, NULL, NULL, NULL, NULL, 0, 0}
+ {TK_CONFIG_END, NULL, NULL, NULL, NULL, 0, 0, NULL}
};
/*
@@ -160,10 +153,10 @@ static void ComputePolygonBbox(Tk_Canvas canvas,
PolygonItem *polyPtr);
static int ConfigurePolygon(Tcl_Interp *interp,
Tk_Canvas canvas, Tk_Item *itemPtr, int objc,
- Tcl_Obj *CONST objv[], int flags);
+ Tcl_Obj *const objv[], int flags);
static int CreatePolygon(Tcl_Interp *interp,
Tk_Canvas canvas, struct Tk_Item *itemPtr,
- int objc, Tcl_Obj *CONST objv[]);
+ int objc, Tcl_Obj *const objv[]);
static void DeletePolygon(Tk_Canvas canvas,
Tk_Item *itemPtr, Display *display);
static void DisplayPolygon(Tk_Canvas canvas,
@@ -174,7 +167,7 @@ static int GetPolygonIndex(Tcl_Interp *interp,
Tcl_Obj *obj, int *indexPtr);
static int PolygonCoords(Tcl_Interp *interp,
Tk_Canvas canvas, Tk_Item *itemPtr,
- int objc, Tcl_Obj *CONST objv[]);
+ int objc, Tcl_Obj *const objv[]);
static void PolygonDeleteCoords(Tk_Canvas canvas,
Tk_Item *itemPtr, int first, int last);
static void PolygonInsert(Tk_Canvas canvas,
@@ -205,18 +198,19 @@ 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 */
ScalePolygon, /* scaleProc */
TranslatePolygon, /* translateProc */
- (Tk_ItemIndexProc *) GetPolygonIndex,/* indexProc */
+ GetPolygonIndex, /* indexProc */
NULL, /* icursorProc */
NULL, /* selectionProc */
- (Tk_ItemInsertProc *) PolygonInsert,/* insertProc */
+ PolygonInsert, /* insertProc */
PolygonDeleteCoords, /* dTextProc */
NULL, /* nextPtr */
+ NULL, 0, NULL, NULL
};
/*
@@ -253,13 +247,13 @@ CreatePolygon(
Tk_Item *itemPtr, /* Record to hold new item; header has been
* initialized by caller. */
int objc, /* Number of arguments in objv. */
- Tcl_Obj *CONST objv[]) /* Arguments describing polygon. */
+ Tcl_Obj *const objv[]) /* Arguments describing polygon. */
{
PolygonItem *polyPtr = (PolygonItem *) itemPtr;
int i;
if (objc == 0) {
- Tcl_Panic("canvas did not pass any coords\n");
+ Tcl_Panic("canvas did not pass any coords");
}
/*
@@ -267,7 +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;
@@ -293,7 +287,8 @@ CreatePolygon(
*/
for (i = 0; i < objc; i++) {
- char *arg = Tcl_GetString(objv[i]);
+ const char *arg = Tcl_GetString(objv[i]);
+
if ((arg[0] == '-') && (arg[1] >= 'a') && (arg[1] <= 'z')) {
break;
}
@@ -336,7 +331,7 @@ PolygonCoords(
Tk_Item *itemPtr, /* Item whose coordinates are to be read or
* modified. */
int objc, /* Number of coordinates supplied in objv. */
- Tcl_Obj *CONST objv[]) /* Array of coordinates: x1, y1, x2, y2, ... */
+ Tcl_Obj *const objv[]) /* Array of coordinates: x1, y1, x2, y2, ... */
{
PolygonItem *polyPtr = (PolygonItem *) itemPtr;
int i, numPoints;
@@ -363,50 +358,48 @@ 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(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 = ckalloc(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;
}
- 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;
}
@@ -435,7 +428,7 @@ ConfigurePolygon(
Tk_Canvas canvas, /* Canvas containing itemPtr. */
Tk_Item *itemPtr, /* Polygon item to reconfigure. */
int objc, /* Number of elements in objv. */
- Tcl_Obj *CONST objv[], /* Arguments describing things to configure. */
+ Tcl_Obj *const objv[], /* Arguments describing things to configure. */
int flags) /* Flags to pass to Tk_ConfigureWidget. */
{
PolygonItem *polyPtr = (PolygonItem *) itemPtr;
@@ -449,7 +442,7 @@ ConfigurePolygon(
tkwin = Tk_CanvasTkwin(canvas);
if (TCL_OK != Tk_ConfigureWidget(interp, tkwin, configSpecs, objc,
- (CONST char **) objv, (char *) polyPtr, flags|TK_CONFIG_OBJS)) {
+ (const char **) objv, (char *) polyPtr, flags|TK_CONFIG_OBJS)) {
return TCL_ERROR;
}
@@ -471,15 +464,15 @@ ConfigurePolygon(
itemPtr->redraw_flags &= ~TK_ITEM_STATE_DEPENDANT;
}
- if(state == TK_STATE_NULL) {
- state = ((TkCanvas *)canvas)->canvas_state;
+ 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;
@@ -495,18 +488,18 @@ ConfigurePolygon(
color = polyPtr->fillColor;
stipple = polyPtr->fillStipple;
- if (((TkCanvas *)canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->activeFillColor!=NULL) {
+ if (Canvas(canvas)->currentItemPtr == itemPtr) {
+ 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;
}
}
@@ -526,7 +519,7 @@ ConfigurePolygon(
* Mac OS X CG drawing needs access to the outline linewidth
* even for fills (as linewidth controls antialiasing).
*/
- gcValues.line_width = polyPtr->outline.gc != None ?
+ gcValues.line_width = polyPtr->outline.gc != None ?
polyPtr->outline.gc->line_width : 0;
mask |= GCLineWidth;
#endif
@@ -576,9 +569,9 @@ DeletePolygon(
{
PolygonItem *polyPtr = (PolygonItem *) itemPtr;
- Tk_DeleteOutline(display,&(polyPtr->outline));
+ Tk_DeleteOutline(display, &polyPtr->outline);
if (polyPtr->coordPtr != NULL) {
- ckfree((char *) polyPtr->coordPtr);
+ ckfree(polyPtr->coordPtr);
}
if (polyPtr->fillColor != NULL) {
Tk_FreeColor(polyPtr->fillColor);
@@ -631,21 +624,22 @@ ComputePolygonBbox(
Tk_State state = polyPtr->header.state;
Tk_TSOffset *tsoffset;
- if(state == TK_STATE_NULL) {
- state = ((TkCanvas *)canvas)->canvas_state;
+ 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 (((TkCanvas *)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;
}
}
@@ -671,6 +665,7 @@ 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) {
@@ -678,7 +673,7 @@ 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);
@@ -710,7 +705,7 @@ 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);
@@ -719,21 +714,23 @@ 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;
@@ -750,19 +747,17 @@ 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);
}
@@ -829,7 +824,7 @@ TkFillPolygon(
if (numPoints <= MAX_STATIC_POINTS) {
pointPtr = staticPoints;
} else {
- pointPtr = (XPoint *) ckalloc((unsigned) (numPoints * sizeof(XPoint)));
+ pointPtr = ckalloc(numPoints * sizeof(XPoint));
}
for (i=0, pPtr=pointPtr ; i<numPoints; i+=1, coordPtr+=2, pPtr++) {
@@ -842,16 +837,16 @@ 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);
+ ckfree(pointPtr);
}
}
@@ -894,17 +889,17 @@ DisplayPolygon(
}
if (state == TK_STATE_NULL) {
- state = ((TkCanvas *)canvas)->canvas_state;
+ state = Canvas(canvas)->canvas_state;
}
- if (((TkCanvas *)canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->outline.activeWidth>linewidth) {
+ if (Canvas(canvas)->currentItemPtr == itemPtr) {
+ 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) {
@@ -919,10 +914,11 @@ 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;
@@ -941,20 +937,20 @@ 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,
@@ -974,8 +970,7 @@ DisplayPolygon(
if (numPoints <= MAX_STATIC_POINTS) {
pointPtr = staticPoints;
} else {
- pointPtr = (XPoint *) ckalloc((unsigned)
- (numPoints * sizeof(XPoint)));
+ pointPtr = ckalloc(numPoints * sizeof(XPoint));
}
numPoints = polyPtr->smooth->coordProc(canvas, polyPtr->coordPtr,
polyPtr->numPoints, polyPtr->splineSteps, pointPtr, NULL);
@@ -988,10 +983,10 @@ DisplayPolygon(
numPoints, CoordModeOrigin);
}
if (pointPtr != staticPoints) {
- ckfree((char *) pointPtr);
+ ckfree(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);
}
@@ -1028,7 +1023,7 @@ PolygonInsert(
Tk_State state = itemPtr->state;
if (state == TK_STATE_NULL) {
- state = ((TkCanvas *)canvas)->canvas_state;
+ state = Canvas(canvas)->canvas_state;
}
if (!obj || (Tcl_ListObjGetElements(NULL, obj, &objc, &objv) != TCL_OK)
@@ -1036,21 +1031,20 @@ 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 *)
- ckalloc(sizeof(double) * (unsigned)(length + 2 + objc));
+ newCoordPtr = ckalloc(sizeof(double) * (length + 2 + objc));
for (i=0; i<beforeThis; i++) {
newCoordPtr[i] = polyPtr->coordPtr[i];
}
for (i=0; i<objc; i++) {
if (Tcl_GetDoubleFromObj(NULL, objv[i],
&newCoordPtr[i+beforeThis]) != TCL_OK){
- ckfree((char *) newCoordPtr);
+ ckfree(newCoordPtr);
return;
}
}
@@ -1059,7 +1053,7 @@ PolygonInsert(
newCoordPtr[i+objc] = polyPtr->coordPtr[i];
}
if (polyPtr->coordPtr) {
- ckfree((char *) polyPtr->coordPtr);
+ ckfree(polyPtr->coordPtr);
}
length += objc;
polyPtr->coordPtr = newCoordPtr;
@@ -1086,7 +1080,7 @@ 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
@@ -1098,6 +1092,7 @@ PolygonInsert(
double width;
int j;
+
itemPtr->redraw_flags |= TK_ITEM_DONT_REDRAW;
/*
@@ -1109,10 +1104,11 @@ 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;
}
/*
@@ -1121,25 +1117,27 @@ 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);
}
width = polyPtr->outline.width;
- if (((TkCanvas *)canvas)->currentItemPtr == itemPtr) {
+ if (Canvas(canvas)->currentItemPtr == itemPtr) {
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);
}
@@ -1175,16 +1173,16 @@ 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;
}
@@ -1192,25 +1190,25 @@ PolygonDeleteCoords(
last &= -2;
count = last + 2 - first;
- if (count<=0) {
+ if (count <= 0) {
count += length;
}
if (count >= length) {
polyPtr->numPoints = 0;
if (polyPtr->coordPtr != NULL) {
- ckfree((char *) polyPtr->coordPtr);
+ ckfree(polyPtr->coordPtr);
}
ComputePolygonBbox(canvas, polyPtr);
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];
}
}
@@ -1263,15 +1261,15 @@ PolygonToPoint(
bestDist = 1.0e36;
if (state == TK_STATE_NULL) {
- state = ((TkCanvas *)canvas)->canvas_state;
+ state = Canvas(canvas)->canvas_state;
}
width = polyPtr->outline.width;
- if (((TkCanvas *)canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->outline.activeWidth>width) {
+ if (Canvas(canvas)->currentItemPtr == itemPtr) {
+ 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;
}
}
@@ -1282,26 +1280,23 @@ 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 = ckalloc(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)) {
@@ -1351,16 +1346,16 @@ 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
@@ -1383,8 +1378,8 @@ 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) {
@@ -1393,8 +1388,8 @@ 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];
@@ -1408,8 +1403,8 @@ PolygonToPoint(
}
donepoint:
- if ((polyPoints != staticSpace) && polyPoints != polyPtr->coordPtr) {
- ckfree((char *) polyPoints);
+ if (polyPoints != staticSpace && polyPoints != polyPtr->coordPtr) {
+ ckfree(polyPoints);
}
return bestDist;
}
@@ -1460,16 +1455,16 @@ PolygonToArea(
Tk_State state = itemPtr->state;
if (state == TK_STATE_NULL) {
- state = ((TkCanvas *)canvas)->canvas_state;
+ state = Canvas(canvas)->canvas_state;
}
width = polyPtr->outline.width;
- if (((TkCanvas *)canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->outline.activeWidth>width) {
+ if (Canvas(canvas)->currentItemPtr == itemPtr) {
+ 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;
}
}
@@ -1477,9 +1472,9 @@ 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;
@@ -1500,8 +1495,7 @@ PolygonToArea(
if (numPoints <= MAX_STATIC_POINTS) {
polyPoints = staticSpace;
} else {
- polyPoints = (double *)
- ckalloc((unsigned) (2*numPoints*sizeof(double)));
+ polyPoints = ckalloc(2 * numPoints * sizeof(double));
}
numPoints = polyPtr->smooth->coordProc(canvas, polyPtr->coordPtr,
polyPtr->numPoints, polyPtr->splineSteps, NULL, polyPoints);
@@ -1517,7 +1511,7 @@ PolygonToArea(
*/
inside = TkPolygonToArea(polyPoints, numPoints, rectPtr);
- if (inside==0) {
+ if (inside == 0) {
goto donearea;
}
@@ -1586,8 +1580,8 @@ 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);
}
@@ -1604,7 +1598,7 @@ PolygonToArea(
donearea:
if ((polyPoints != staticSpace) && (polyPoints != polyPtr->coordPtr)) {
- ckfree((char *) polyPoints);
+ ckfree(polyPoints);
}
return inside;
}
@@ -1680,26 +1674,18 @@ GetPolygonIndex(
{
PolygonItem *polyPtr = (PolygonItem *) itemPtr;
int length;
- char *string = Tcl_GetStringFromObj(obj, &length);
+ const 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;
- char *end, *p;
+ double x, y, bestDist, dist, *coordPtr;
+ char *end;
+ const char *p;
p = string+1;
x = strtod(p, &end);
@@ -1714,9 +1700,9 @@ 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;
}
@@ -1729,17 +1715,24 @@ 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;
}
/*
@@ -1807,7 +1800,7 @@ PolygonToPostscript(
* being created. */
{
PolygonItem *polyPtr = (PolygonItem *) itemPtr;
- char *style;
+ const char *style;
XColor *color;
XColor *fillColor;
Pixmap stipple;
@@ -1815,62 +1808,76 @@ 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) {
- state = ((TkCanvas *)canvas)->canvas_state;
+ if (state == TK_STATE_NULL) {
+ state = Canvas(canvas)->canvas_state;
}
width = polyPtr->outline.width;
color = polyPtr->outline.color;
stipple = polyPtr->fillStipple;
fillColor = polyPtr->fillColor;
fillStipple = polyPtr->fillStipple;
- if (((TkCanvas *)canvas)->currentItemPtr == itemPtr) {
- if (polyPtr->outline.activeWidth>width) {
+ if (Canvas(canvas)->currentItemPtr == itemPtr) {
+ 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;
}
@@ -1889,7 +1896,7 @@ 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);
@@ -1933,9 +1940,8 @@ 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;
}
}
generated by cgit v0.12 at 2024-11-09 16:30:17 (GMT)