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authordkf <donal.k.fellows@manchester.ac.uk>2005-11-04 15:23:05 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2005-11-04 15:23:05 (GMT)
commit5a7ebb1e1c5d20b44b554a170872eafaabaf0cae (patch)
treebbfefe8e3a1da78eb57ba0c66ea9dcf6bbcb6552 /generic/tkCanvText.c
parent1a7fe73d9dd7662dc54d12ef4efa9a8cd9a24e7b (diff)
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Diffstat (limited to 'generic/tkCanvText.c')
-rw-r--r--generic/tkCanvText.c671
1 files changed, 329 insertions, 342 deletions
diff --git a/generic/tkCanvText.c b/generic/tkCanvText.c
index 8cd3a4e..05ff604 100644
--- a/generic/tkCanvText.c
+++ b/generic/tkCanvText.c
@@ -1,4 +1,4 @@
-/*
+/*
* tkCanvText.c --
*
* This file implements text items for canvas widgets.
@@ -6,10 +6,10 @@
* Copyright (c) 1991-1994 The Regents of the University of California.
* Copyright (c) 1994-1997 Sun Microsystems, Inc.
*
- * See the file "license.terms" for information on usage and redistribution
- * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ * 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 1.18 2005/08/10 22:02:22 dkf Exp $
+ * RCS: @(#) $Id: tkCanvText.c,v 1.19 2005/11/04 15:23:05 dkf Exp $
*/
#include <stdio.h>
@@ -24,17 +24,17 @@
typedef struct TextItem {
Tk_Item header; /* Generic stuff that's the same for all
- * types. MUST BE FIRST IN STRUCTURE. */
+ * types. MUST BE FIRST IN STRUCTURE. */
Tk_CanvasTextInfo *textInfoPtr;
/* Pointer to a structure containing
* information about the selection and
- * insertion cursor. The structure is owned
- * by (and shared with) the generic canvas
+ * insertion cursor. The structure is owned by
+ * (and shared with) the generic canvas
* code. */
/*
* Fields that are set by widget commands other than "configure".
*/
-
+
double x, y; /* Positioning point for text. */
int insertPos; /* Character index of character just before
* which the insertion cursor is displayed. */
@@ -54,8 +54,8 @@ typedef struct TextItem {
Pixmap activeStipple; /* Stipple bitmap for text, or None. */
Pixmap disabledStipple; /* Stipple bitmap for text, or None. */
char *text; /* Text for item (malloc-ed). */
- int width; /* Width of lines for word-wrap, pixels.
- * Zero means no word-wrap. */
+ int width; /* Width of lines for word-wrap, pixels. Zero
+ * means no word-wrap. */
/*
* Fields whose values are derived from the current values of the
@@ -65,17 +65,17 @@ typedef struct TextItem {
int numChars; /* Length of text in characters. */
int numBytes; /* Length of text in bytes. */
Tk_TextLayout textLayout; /* Cached text layout information. */
- int leftEdge; /* Pixel location of the left edge of the
- * text item; where the left border of the
- * text layout is drawn. */
- int rightEdge; /* Pixel just to right of right edge of
- * area of text item. Used for selecting up
- * to end of line. */
+ int leftEdge; /* Pixel location of the left edge of the text
+ * item; where the left border of the text
+ * layout is drawn. */
+ int rightEdge; /* Pixel just to right of right edge of area
+ * of text item. Used for selecting up to end
+ * of line. */
GC gc; /* Graphics context for drawing text. */
GC selTextGC; /* Graphics context for selected text. */
GC cursorOffGC; /* If not None, this gives a graphics context
* to use to draw the insertion cursor when
- * it's off. Used if the selection and
+ * it's off. Used if the selection and
* insertion cursor colors are the same. */
} TextItem;
@@ -97,89 +97,84 @@ static Tk_CustomOption offsetOption = {
};
static Tk_ConfigSpec configSpecs[] = {
- {TK_CONFIG_COLOR, "-activefill", (char *) NULL, (char *) NULL,
- (char *) NULL, Tk_Offset(TextItem, activeColor), TK_CONFIG_NULL_OK},
- {TK_CONFIG_BITMAP, "-activestipple", (char *) NULL, (char *) NULL,
- (char *) NULL, Tk_Offset(TextItem, activeStipple), TK_CONFIG_NULL_OK},
- {TK_CONFIG_ANCHOR, "-anchor", (char *) NULL, (char *) NULL,
- "center", Tk_Offset(TextItem, anchor),
- TK_CONFIG_DONT_SET_DEFAULT},
- {TK_CONFIG_COLOR, "-disabledfill", (char *) NULL, (char *) NULL,
- (char *) NULL, Tk_Offset(TextItem, disabledColor), TK_CONFIG_NULL_OK},
- {TK_CONFIG_BITMAP, "-disabledstipple", (char *) NULL, (char *) NULL,
- (char *) NULL, Tk_Offset(TextItem, disabledStipple), TK_CONFIG_NULL_OK},
- {TK_CONFIG_COLOR, "-fill", (char *) NULL, (char *) NULL,
+ {TK_CONFIG_COLOR, "-activefill", NULL, NULL,
+ NULL, Tk_Offset(TextItem, activeColor), TK_CONFIG_NULL_OK},
+ {TK_CONFIG_BITMAP, "-activestipple", NULL, NULL,
+ NULL, Tk_Offset(TextItem, activeStipple), TK_CONFIG_NULL_OK},
+ {TK_CONFIG_ANCHOR, "-anchor", NULL, NULL,
+ "center", Tk_Offset(TextItem, anchor), TK_CONFIG_DONT_SET_DEFAULT},
+ {TK_CONFIG_COLOR, "-disabledfill", NULL, NULL,
+ NULL, Tk_Offset(TextItem, disabledColor), TK_CONFIG_NULL_OK},
+ {TK_CONFIG_BITMAP, "-disabledstipple", NULL, NULL,
+ NULL, Tk_Offset(TextItem, disabledStipple), TK_CONFIG_NULL_OK},
+ {TK_CONFIG_COLOR, "-fill", NULL, NULL,
"black", Tk_Offset(TextItem, color), TK_CONFIG_NULL_OK},
- {TK_CONFIG_FONT, "-font", (char *) NULL, (char *) NULL,
+ {TK_CONFIG_FONT, "-font", NULL, NULL,
DEF_CANVTEXT_FONT, Tk_Offset(TextItem, tkfont), 0},
- {TK_CONFIG_JUSTIFY, "-justify", (char *) NULL, (char *) NULL,
- "left", Tk_Offset(TextItem, justify),
- TK_CONFIG_DONT_SET_DEFAULT},
- {TK_CONFIG_CUSTOM, "-offset", (char *) NULL, (char *) NULL,
+ {TK_CONFIG_JUSTIFY, "-justify", NULL, NULL,
+ "left", Tk_Offset(TextItem, justify), TK_CONFIG_DONT_SET_DEFAULT},
+ {TK_CONFIG_CUSTOM, "-offset", NULL, NULL,
"0,0", Tk_Offset(TextItem, tsoffset),
TK_CONFIG_DONT_SET_DEFAULT, &offsetOption},
- {TK_CONFIG_CUSTOM, "-state", (char *) NULL, (char *) NULL,
- (char *) NULL, Tk_Offset(Tk_Item, state), TK_CONFIG_NULL_OK,
- &stateOption},
- {TK_CONFIG_BITMAP, "-stipple", (char *) NULL, (char *) NULL,
- (char *) NULL, Tk_Offset(TextItem, stipple), TK_CONFIG_NULL_OK},
- {TK_CONFIG_CUSTOM, "-tags", (char *) NULL, (char *) NULL,
- (char *) NULL, 0, TK_CONFIG_NULL_OK, &tagsOption},
- {TK_CONFIG_STRING, "-text", (char *) NULL, (char *) 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(TextItem, stipple), TK_CONFIG_NULL_OK},
+ {TK_CONFIG_CUSTOM, "-tags", NULL, NULL,
+ NULL, 0, TK_CONFIG_NULL_OK, &tagsOption},
+ {TK_CONFIG_STRING, "-text", NULL, NULL,
"", Tk_Offset(TextItem, text), 0},
- {TK_CONFIG_PIXELS, "-width", (char *) NULL, (char *) NULL,
+ {TK_CONFIG_PIXELS, "-width", NULL, NULL,
"0", Tk_Offset(TextItem, width), TK_CONFIG_DONT_SET_DEFAULT},
- {TK_CONFIG_END, (char *) NULL, (char *) NULL, (char *) NULL,
- (char *) NULL, 0, 0}
+ {TK_CONFIG_END, NULL, NULL, NULL, NULL, 0, 0}
};
/*
- * Prototypes for procedures defined in this file:
+ * Prototypes for functions defined in this file:
*/
-static void ComputeTextBbox _ANSI_ARGS_((Tk_Canvas canvas,
- TextItem *textPtr));
-static int ConfigureText _ANSI_ARGS_((Tcl_Interp *interp,
+static void ComputeTextBbox(Tk_Canvas canvas, TextItem *textPtr);
+static int ConfigureText(Tcl_Interp *interp,
Tk_Canvas canvas, Tk_Item *itemPtr, int argc,
- Tcl_Obj *CONST objv[], int flags));
-static int CreateText _ANSI_ARGS_((Tcl_Interp *interp,
+ Tcl_Obj *CONST objv[], int flags);
+static int CreateText(Tcl_Interp *interp,
Tk_Canvas canvas, struct Tk_Item *itemPtr,
- int argc, Tcl_Obj *CONST objv[]));
-static void DeleteText _ANSI_ARGS_((Tk_Canvas canvas,
- Tk_Item *itemPtr, Display *display));
-static void DisplayCanvText _ANSI_ARGS_((Tk_Canvas canvas,
+ int argc, Tcl_Obj *CONST objv[]);
+static void DeleteText(Tk_Canvas canvas,
+ Tk_Item *itemPtr, Display *display);
+static void DisplayCanvText(Tk_Canvas canvas,
Tk_Item *itemPtr, Display *display, Drawable dst,
- int x, int y, int width, int height));
-static int GetSelText _ANSI_ARGS_((Tk_Canvas canvas,
+ int x, int y, int width, int height);
+static int GetSelText(Tk_Canvas canvas,
Tk_Item *itemPtr, int offset, char *buffer,
- int maxBytes));
-static int GetTextIndex _ANSI_ARGS_((Tcl_Interp *interp,
+ int maxBytes);
+static int GetTextIndex(Tcl_Interp *interp,
Tk_Canvas canvas, Tk_Item *itemPtr,
- Tcl_Obj *obj, int *indexPtr));
-static void ScaleText _ANSI_ARGS_((Tk_Canvas canvas,
+ Tcl_Obj *obj, int *indexPtr);
+static void ScaleText(Tk_Canvas canvas,
Tk_Item *itemPtr, double originX, double originY,
- double scaleX, double scaleY));
-static void SetTextCursor _ANSI_ARGS_((Tk_Canvas canvas,
- Tk_Item *itemPtr, int index));
-static int TextCoords _ANSI_ARGS_((Tcl_Interp *interp,
+ double scaleX, double scaleY);
+static void SetTextCursor(Tk_Canvas canvas,
+ Tk_Item *itemPtr, int index);
+static int TextCoords(Tcl_Interp *interp,
Tk_Canvas canvas, Tk_Item *itemPtr,
- int argc, Tcl_Obj *CONST objv[]));
-static void TextDeleteChars _ANSI_ARGS_((Tk_Canvas canvas,
- Tk_Item *itemPtr, int first, int last));
-static void TextInsert _ANSI_ARGS_((Tk_Canvas canvas,
- Tk_Item *itemPtr, int beforeThis, char *string));
-static int TextToArea _ANSI_ARGS_((Tk_Canvas canvas,
- Tk_Item *itemPtr, double *rectPtr));
-static double TextToPoint _ANSI_ARGS_((Tk_Canvas canvas,
- Tk_Item *itemPtr, double *pointPtr));
-static int TextToPostscript _ANSI_ARGS_((Tcl_Interp *interp,
- Tk_Canvas canvas, Tk_Item *itemPtr, int prepass));
-static void TranslateText _ANSI_ARGS_((Tk_Canvas canvas,
- Tk_Item *itemPtr, double deltaX, double deltaY));
+ int argc, Tcl_Obj *CONST objv[]);
+static void TextDeleteChars(Tk_Canvas canvas,
+ Tk_Item *itemPtr, int first, int last);
+static void TextInsert(Tk_Canvas canvas,
+ Tk_Item *itemPtr, int beforeThis, char *string);
+static int TextToArea(Tk_Canvas canvas,
+ Tk_Item *itemPtr, double *rectPtr);
+static double TextToPoint(Tk_Canvas canvas,
+ Tk_Item *itemPtr, double *pointPtr);
+static int TextToPostscript(Tcl_Interp *interp,
+ Tk_Canvas canvas, Tk_Item *itemPtr, int prepass);
+static void TranslateText(Tk_Canvas canvas,
+ Tk_Item *itemPtr, double deltaX, double deltaY);
/*
- * The structures below defines the rectangle and oval item types
- * by means of procedures that can be invoked by generic item code.
+ * The structures below defines the rectangle and oval item types by means of
+ * functions that can be invoked by generic item code.
*/
Tk_ItemType tkTextType = {
@@ -202,7 +197,7 @@ Tk_ItemType tkTextType = {
GetSelText, /* selectionProc */
TextInsert, /* insertProc */
TextDeleteChars, /* dTextProc */
- (Tk_ItemType *) NULL, /* nextPtr */
+ NULL, /* nextPtr */
};
/*
@@ -210,14 +205,12 @@ Tk_ItemType tkTextType = {
*
* CreateText --
*
- * This procedure is invoked to create a new text item
- * in a canvas.
+ * This function is invoked to create a new text item in a canvas.
*
* Results:
- * A standard Tcl return value. If an error occurred in
- * creating the item then an error message is left in
- * the interp's result; in this case itemPtr is left uninitialized
- * so it can be safely freed by the caller.
+ * A standard Tcl return value. If an error occurred in creating the item
+ * then an error message is left in the interp's result; in this case
+ * itemPtr is left uninitialized so it can be safely freed by the caller.
*
* Side effects:
* A new text item is created.
@@ -226,13 +219,13 @@ Tk_ItemType tkTextType = {
*/
static int
-CreateText(interp, canvas, itemPtr, objc, objv)
- Tcl_Interp *interp; /* Interpreter for error reporting. */
- Tk_Canvas canvas; /* Canvas to hold new item. */
- Tk_Item *itemPtr; /* Record to hold new item; header has been
+CreateText(
+ Tcl_Interp *interp, /* Interpreter for error reporting. */
+ Tk_Canvas canvas, /* Canvas to hold new item. */
+ 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 rectangle. */
+ int objc, /* Number of arguments in objv. */
+ Tcl_Obj *CONST objv[]) /* Arguments describing rectangle. */
{
TextItem *textPtr = (TextItem *) itemPtr;
int i;
@@ -243,7 +236,7 @@ CreateText(interp, canvas, itemPtr, objc, objv)
/*
* Carry out initialization that is needed in order to clean up after
- * errors during the the remainder of this procedure.
+ * errors during the the remainder of this function.
*/
textPtr->textInfoPtr = Tk_CanvasGetTextInfo(canvas);
@@ -275,8 +268,8 @@ CreateText(interp, canvas, itemPtr, objc, objv)
textPtr->cursorOffGC = None;
/*
- * Process the arguments to fill in the item record.
- * Only 1 (list) or 2 (x y) coords are allowed.
+ * Process the arguments to fill in the item record. Only 1 (list) or 2 (x
+ * y) coords are allowed.
*/
if (objc == 1) {
@@ -295,7 +288,7 @@ CreateText(interp, canvas, itemPtr, objc, objv)
return TCL_OK;
}
- error:
+ error:
DeleteText(canvas, itemPtr, Tk_Display(Tk_CanvasTkwin(canvas)));
return TCL_ERROR;
}
@@ -305,9 +298,8 @@ CreateText(interp, canvas, itemPtr, objc, objv)
*
* TextCoords --
*
- * This procedure is invoked to process the "coords" widget
- * command on text items. See the user documentation for
- * details on what it does.
+ * This function is invoked to process the "coords" widget command on
+ * text items. See the user documentation for details on what it does.
*
* Results:
* Returns TCL_OK or TCL_ERROR, and sets the interp's result.
@@ -319,18 +311,19 @@ CreateText(interp, canvas, itemPtr, objc, objv)
*/
static int
-TextCoords(interp, canvas, itemPtr, objc, objv)
- Tcl_Interp *interp; /* Used for error reporting. */
- Tk_Canvas canvas; /* Canvas containing item. */
- Tk_Item *itemPtr; /* Item whose coordinates are to be read or
+TextCoords(
+ Tcl_Interp *interp, /* Used for error reporting. */
+ Tk_Canvas canvas, /* Canvas containing item. */
+ 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, ... */
+ int objc, /* Number of coordinates supplied in objv. */
+ Tcl_Obj *CONST objv[]) /* Array of coordinates: x1, y1, x2, y2, ... */
{
TextItem *textPtr = (TextItem *) itemPtr;
if (objc == 0) {
Tcl_Obj *obj = Tcl_NewObj();
+
Tcl_Obj *subobj = Tcl_NewDoubleObj(textPtr->x);
Tcl_ListObjAppendElement(interp, obj, subobj);
subobj = Tcl_NewDoubleObj(textPtr->y);
@@ -357,7 +350,7 @@ TextCoords(interp, canvas, itemPtr, objc, objv)
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);
return TCL_ERROR;
@@ -370,28 +363,28 @@ TextCoords(interp, canvas, itemPtr, objc, objv)
*
* ConfigureText --
*
- * This procedure is invoked to configure various aspects
- * of a text item, such as its border and background colors.
+ * This function is invoked to configure various aspects of a text item,
+ * such as its border and background colors.
*
* Results:
- * A standard Tcl result code. If an error occurs, then
- * an error message is left in the interp's result.
+ * A standard Tcl result code. If an error occurs, then an error message
+ * is left in the interp's result.
*
* Side effects:
- * Configuration information, such as colors and stipple
- * patterns, may be set for itemPtr.
+ * Configuration information, such as colors and stipple patterns, may be
+ * set for itemPtr.
*
*--------------------------------------------------------------
*/
static int
-ConfigureText(interp, canvas, itemPtr, objc, objv, flags)
- Tcl_Interp *interp; /* Interpreter for error reporting. */
- Tk_Canvas canvas; /* Canvas containing itemPtr. */
- Tk_Item *itemPtr; /* Rectangle item to reconfigure. */
- int objc; /* Number of elements in objv. */
- Tcl_Obj *CONST objv[]; /* Arguments describing things to configure. */
- int flags; /* Flags to pass to Tk_ConfigureWidget. */
+ConfigureText(
+ Tcl_Interp *interp, /* Interpreter for error reporting. */
+ Tk_Canvas canvas, /* Canvas containing itemPtr. */
+ Tk_Item *itemPtr, /* Rectangle item to reconfigure. */
+ int objc, /* Number of elements in objv. */
+ Tcl_Obj *CONST objv[], /* Arguments describing things to configure. */
+ int flags) /* Flags to pass to Tk_ConfigureWidget. */
{
TextItem *textPtr = (TextItem *) itemPtr;
XGCValues gcValues;
@@ -411,8 +404,8 @@ ConfigureText(interp, canvas, itemPtr, objc, objv, flags)
}
/*
- * A few of the options require additional processing, such as
- * graphics contexts.
+ * A few of the options require additional processing, such as graphics
+ * contexts.
*/
state = itemPtr->state;
@@ -497,14 +490,14 @@ ConfigureText(interp, canvas, itemPtr, objc, objv, flags)
/*
- * If the text was changed, move the selection and insertion indices
- * to keep them inside the item.
+ * If the text was changed, move the selection and insertion indices to
+ * keep them inside the item.
*/
textPtr->numBytes = strlen(textPtr->text);
textPtr->numChars = Tcl_NumUtfChars(textPtr->text, textPtr->numBytes);
if (textInfoPtr->selItemPtr == itemPtr) {
-
+
if (textInfoPtr->selectFirst >= textPtr->numChars) {
textInfoPtr->selItemPtr = NULL;
} else {
@@ -530,8 +523,8 @@ ConfigureText(interp, canvas, itemPtr, objc, objv, flags)
*
* DeleteText --
*
- * This procedure is called to clean up the data structure
- * associated with a text item.
+ * This function is called to clean up the data structure associated with
+ * a text item.
*
* Results:
* None.
@@ -543,10 +536,10 @@ ConfigureText(interp, canvas, itemPtr, objc, objv, flags)
*/
static void
-DeleteText(canvas, itemPtr, display)
- Tk_Canvas canvas; /* Info about overall canvas widget. */
- Tk_Item *itemPtr; /* Item that is being deleted. */
- Display *display; /* Display containing window for canvas. */
+DeleteText(
+ Tk_Canvas canvas, /* Info about overall canvas widget. */
+ Tk_Item *itemPtr, /* Item that is being deleted. */
+ Display *display) /* Display containing window for canvas. */
{
TextItem *textPtr = (TextItem *) itemPtr;
@@ -590,26 +583,25 @@ DeleteText(canvas, itemPtr, display)
*
* ComputeTextBbox --
*
- * This procedure is invoked to compute the bounding box of
- * all the pixels that may be drawn as part of a text item.
- * In addition, it recomputes all of the geometry information
- * used to display a text item or check for mouse hits.
+ * This function is invoked to compute the bounding box of all the pixels
+ * that may be drawn as part of a text item. In addition, it recomputes
+ * all of the geometry information used to display a text item or check
+ * for mouse hits.
*
* Results:
* None.
*
* Side effects:
- * The fields x1, y1, x2, and y2 are updated in the header
- * for itemPtr, and the linePtr structure is regenerated
- * for itemPtr.
+ * The fields x1, y1, x2, and y2 are updated in the header for itemPtr,
+ * and the linePtr structure is regenerated for itemPtr.
*
*--------------------------------------------------------------
*/
static void
-ComputeTextBbox(canvas, textPtr)
- Tk_Canvas canvas; /* Canvas that contains item. */
- TextItem *textPtr; /* Item whose bbox is to be recomputed. */
+ComputeTextBbox(
+ Tk_Canvas canvas, /* Canvas that contains item. */
+ TextItem *textPtr) /* Item whose bbox is to be recomputed. */
{
Tk_CanvasTextInfo *textInfoPtr;
int leftX, topY, width, height, fudge;
@@ -629,57 +621,56 @@ ComputeTextBbox(canvas, textPtr)
}
/*
- * Use overall geometry information to compute the top-left corner
- * of the bounding box for the text item.
+ * Use overall geometry information to compute the top-left corner of the
+ * bounding box for the text item.
*/
leftX = (int) floor(textPtr->x + 0.5);
topY = (int) floor(textPtr->y + 0.5);
switch (textPtr->anchor) {
- case TK_ANCHOR_NW:
- case TK_ANCHOR_N:
- case TK_ANCHOR_NE:
- break;
-
- case TK_ANCHOR_W:
- case TK_ANCHOR_CENTER:
- case TK_ANCHOR_E:
- topY -= height / 2;
- break;
-
- case TK_ANCHOR_SW:
- case TK_ANCHOR_S:
- case TK_ANCHOR_SE:
- topY -= height;
- break;
+ case TK_ANCHOR_NW:
+ case TK_ANCHOR_N:
+ case TK_ANCHOR_NE:
+ break;
+
+ case TK_ANCHOR_W:
+ case TK_ANCHOR_CENTER:
+ case TK_ANCHOR_E:
+ topY -= height / 2;
+ break;
+
+ case TK_ANCHOR_SW:
+ case TK_ANCHOR_S:
+ case TK_ANCHOR_SE:
+ topY -= height;
+ break;
}
switch (textPtr->anchor) {
- case TK_ANCHOR_NW:
- case TK_ANCHOR_W:
- case TK_ANCHOR_SW:
- break;
+ case TK_ANCHOR_NW:
+ case TK_ANCHOR_W:
+ case TK_ANCHOR_SW:
+ break;
- case TK_ANCHOR_N:
- case TK_ANCHOR_CENTER:
- case TK_ANCHOR_S:
- leftX -= width / 2;
- break;
+ case TK_ANCHOR_N:
+ case TK_ANCHOR_CENTER:
+ case TK_ANCHOR_S:
+ leftX -= width / 2;
+ break;
- case TK_ANCHOR_NE:
- case TK_ANCHOR_E:
- case TK_ANCHOR_SE:
- leftX -= width;
- break;
+ case TK_ANCHOR_NE:
+ case TK_ANCHOR_E:
+ case TK_ANCHOR_SE:
+ leftX -= width;
+ break;
}
textPtr->leftEdge = leftX;
textPtr->rightEdge = leftX + width;
/*
- * Last of all, update the bounding box for the item. The item's
- * bounding box includes the bounding box of all its lines, plus
- * an extra fudge factor for the cursor border (which could
- * potentially be quite large).
+ * Last of all, update the bounding box for the item. The item's bounding
+ * box includes the bounding box of all its lines, plus an extra fudge
+ * factor for the cursor border (which could potentially be quite large).
*/
textInfoPtr = textPtr->textInfoPtr;
@@ -698,26 +689,26 @@ ComputeTextBbox(canvas, textPtr)
*
* DisplayCanvText --
*
- * This procedure is invoked to draw a text item in a given
- * drawable.
+ * This function is invoked to draw a text item in a given drawable.
*
* Results:
* None.
*
* Side effects:
- * ItemPtr is drawn in drawable using the transformation
- * information in canvas.
+ * ItemPtr is drawn in drawable using the transformation information in
+ * canvas.
*
*--------------------------------------------------------------
*/
static void
-DisplayCanvText(canvas, itemPtr, display, drawable, x, y, width, height)
- Tk_Canvas canvas; /* Canvas that contains item. */
- Tk_Item *itemPtr; /* Item to be displayed. */
- Display *display; /* Display on which to draw item. */
- Drawable drawable; /* Pixmap or window in which to draw item. */
- int x, y, width, height; /* Describes region of canvas that must be
+DisplayCanvText(
+ Tk_Canvas canvas, /* Canvas that contains item. */
+ Tk_Item *itemPtr, /* Item to be displayed. */
+ Display *display, /* Display on which to draw item. */
+ Drawable drawable, /* Pixmap or window in which to draw item. */
+ int x, int y, int width, int height)
+ /* Describes region of canvas that must be
* redisplayed (not used). */
{
TextItem *textPtr;
@@ -749,8 +740,8 @@ DisplayCanvText(canvas, itemPtr, display, drawable, x, y, width, height)
}
/*
- * If we're stippling, then modify the stipple offset in the GC. Be
- * sure to reset the offset when done, since the GC is supposed to be
+ * If we're stippling, then modify the stipple offset in the GC. Be sure
+ * to reset the offset when done, since the GC is supposed to be
* read-only.
*/
@@ -792,7 +783,7 @@ DisplayCanvText(canvas, itemPtr, display, drawable, x, y, width, height)
for (y = yFirst ; y <= yLast; y += height) {
if (y == yLast) {
width = xLast + wLast - x;
- } else {
+ } else {
width = textPtr->rightEdge - textPtr->leftEdge - x;
}
Tk_CanvasDrawableCoords(canvas,
@@ -811,11 +802,11 @@ DisplayCanvText(canvas, itemPtr, display, drawable, x, y, width, height)
/*
* If the insertion point should be displayed, then draw a special
- * background for the cursor before drawing the text. Note: if
- * we're the cursor item but the cursor is turned off, then redraw
- * background over the area of the cursor. This guarantees that
- * the selection won't make the cursor invisible on mono displays,
- * where both are drawn in the same color.
+ * background for the cursor before drawing the text. Note: if we're the
+ * cursor item but the cursor is turned off, then redraw background over
+ * the area of the cursor. This guarantees that the selection won't make
+ * the cursor invisible on mono displays, where both are drawn in the same
+ * color.
*/
if ((textInfoPtr->focusItemPtr == itemPtr) && (textInfoPtr->gotFocus)) {
@@ -836,11 +827,10 @@ DisplayCanvText(canvas, itemPtr, display, drawable, x, y, width, height)
textInfoPtr->insertBorderWidth, TK_RELIEF_RAISED);
} else if (textPtr->cursorOffGC != None) {
/*
- * Redraw the background over the area of the cursor,
- * even though the cursor is turned off. This
- * guarantees that the selection won't make the cursor
- * invisible on mono displays, where both may be drawn
- * in the same color.
+ * Redraw the background over the area of the cursor, even
+ * though the cursor is turned off. This guarantees that the
+ * selection won't make the cursor invisible on mono displays,
+ * where both may be drawn in the same color.
*/
XFillRectangle(display, drawable, textPtr->cursorOffGC,
@@ -851,16 +841,14 @@ DisplayCanvText(canvas, itemPtr, display, drawable, x, y, width, height)
}
}
-
/*
- * If there is no selected text or the selected text foreground
- * is the same as the regular text foreground, then draw one
- * text string. If there is selected text and the foregrounds
- * differ, draw the regular text up to the selection, draw
- * the selection, then draw the rest of the regular text.
- * Drawing the regular text and then the selected text over
- * it would causes problems with anti-aliased text because the
- * two anti-aliasing colors would blend together.
+ * If there is no selected text or the selected text foreground is the
+ * same as the regular text foreground, then draw one text string. If
+ * there is selected text and the foregrounds differ, draw the regular
+ * text up to the selection, draw the selection, then draw the rest of the
+ * regular text. Drawing the regular text and then the selected text over
+ * it would causes problems with anti-aliased text because the two
+ * anti-aliasing colors would blend together.
*/
Tk_CanvasDrawableCoords(canvas, (double) textPtr->leftEdge,
@@ -895,20 +883,19 @@ DisplayCanvText(canvas, itemPtr, display, drawable, x, y, width, height)
* None.
*
* Side effects:
- * The text in the given item is modified. The cursor and
- * selection positions are also modified to reflect the
- * insertion.
+ * The text in the given item is modified. The cursor and selection
+ * positions are also modified to reflect the insertion.
*
*--------------------------------------------------------------
*/
static void
-TextInsert(canvas, itemPtr, index, string)
- Tk_Canvas canvas; /* Canvas containing text item. */
- Tk_Item *itemPtr; /* Text item to be modified. */
- int index; /* Character index before which string is
- * to be inserted. */
- char *string; /* New characters to be inserted. */
+TextInsert(
+ Tk_Canvas canvas, /* Canvas containing text item. */
+ Tk_Item *itemPtr, /* Text item to be modified. */
+ int index, /* Character index before which string is to
+ * be inserted. */
+ char *string) /* New characters to be inserted. */
{
TextItem *textPtr = (TextItem *) itemPtr;
int byteIndex, byteCount, charsAdded;
@@ -944,7 +931,7 @@ TextInsert(canvas, itemPtr, index, string)
/*
* Inserting characters invalidates indices such as those for the
- * selection and cursor. Update the indices appropriately.
+ * selection and cursor. Update the indices appropriately.
*/
if (textInfoPtr->selItemPtr == itemPtr) {
@@ -976,21 +963,20 @@ TextInsert(canvas, itemPtr, index, string)
* None.
*
* Side effects:
- * Characters between "first" and "last", inclusive, get
- * deleted from itemPtr, and things like the selection
- * position get updated.
+ * Characters between "first" and "last", inclusive, get deleted from
+ * itemPtr, and things like the selection position get updated.
*
*--------------------------------------------------------------
*/
static void
-TextDeleteChars(canvas, itemPtr, first, last)
- Tk_Canvas canvas; /* Canvas containing itemPtr. */
- Tk_Item *itemPtr; /* Item in which to delete characters. */
- int first; /* Character index of first character to
+TextDeleteChars(
+ Tk_Canvas canvas, /* Canvas containing itemPtr. */
+ Tk_Item *itemPtr, /* Item in which to delete characters. */
+ int first, /* Character index of first character to
* delete. */
- int last; /* Character index of last character to
- * delete (inclusive). */
+ int last) /* Character index of last character to delete
+ * (inclusive). */
{
TextItem *textPtr = (TextItem *) itemPtr;
int byteIndex, byteCount, charsRemoved;
@@ -1012,7 +998,7 @@ TextDeleteChars(canvas, itemPtr, first, last)
byteIndex = Tcl_UtfAtIndex(text, first) - text;
byteCount = Tcl_UtfAtIndex(text + byteIndex, charsRemoved)
- (text + byteIndex);
-
+
new = (char *) ckalloc((unsigned) (textPtr->numBytes + 1 - byteCount));
memcpy(new, text, (size_t) byteIndex);
strcpy(new + byteIndex, text + byteIndex + byteCount);
@@ -1023,8 +1009,8 @@ TextDeleteChars(canvas, itemPtr, first, last)
textPtr->numBytes -= byteCount;
/*
- * Update indexes for the selection and cursor to reflect the
- * renumbering of the remaining characters.
+ * Update indexes for the selection and cursor to reflect the renumbering
+ * of the remaining characters.
*/
if (textInfoPtr->selItemPtr == itemPtr) {
@@ -1066,14 +1052,14 @@ TextDeleteChars(canvas, itemPtr, first, last)
*
* TextToPoint --
*
- * Computes the distance from a given point to a given
- * text item, in canvas units.
+ * Computes the distance from a given point to a given text item, in
+ * canvas units.
*
* Results:
- * The return value is 0 if the point whose x and y coordinates
- * are pointPtr[0] and pointPtr[1] is inside the text item. If
- * the point isn't inside the text item then the return value
- * is the distance from the point to the text item.
+ * The return value is 0 if the point whose x and y coordinates are
+ * pointPtr[0] and pointPtr[1] is inside the text item. If the point
+ * isn't inside the text item then the return value is the distance from
+ * the point to the text item.
*
* Side effects:
* None.
@@ -1082,10 +1068,10 @@ TextDeleteChars(canvas, itemPtr, first, last)
*/
static double
-TextToPoint(canvas, itemPtr, pointPtr)
- Tk_Canvas canvas; /* Canvas containing itemPtr. */
- Tk_Item *itemPtr; /* Item to check against point. */
- double *pointPtr; /* Pointer to x and y coordinates. */
+TextToPoint(
+ Tk_Canvas canvas, /* Canvas containing itemPtr. */
+ Tk_Item *itemPtr, /* Item to check against point. */
+ double *pointPtr) /* Pointer to x and y coordinates. */
{
TextItem *textPtr;
Tk_State state = itemPtr->state;
@@ -1111,14 +1097,13 @@ TextToPoint(canvas, itemPtr, pointPtr)
*
* TextToArea --
*
- * This procedure is called to determine whether an item
- * lies entirely inside, entirely outside, or overlapping
- * a given rectangle.
+ * This function is called to determine whether an item lies entirely
+ * inside, entirely outside, or overlapping a given rectangle.
*
* Results:
- * -1 is returned if the item is entirely outside the area
- * given by rectPtr, 0 if it overlaps, and 1 if it is entirely
- * inside the given area.
+ * -1 is returned if the item is entirely outside the area given by
+ * rectPtr, 0 if it overlaps, and 1 if it is entirely inside the given
+ * area.
*
* Side effects:
* None.
@@ -1127,11 +1112,11 @@ TextToPoint(canvas, itemPtr, pointPtr)
*/
static int
-TextToArea(canvas, itemPtr, rectPtr)
- Tk_Canvas canvas; /* Canvas containing itemPtr. */
- Tk_Item *itemPtr; /* Item to check against rectangle. */
- double *rectPtr; /* Pointer to array of four coordinates
- * (x1, y1, x2, y2) describing rectangular
+TextToArea(
+ Tk_Canvas canvas, /* Canvas containing itemPtr. */
+ Tk_Item *itemPtr, /* Item to check against rectangle. */
+ double *rectPtr) /* Pointer to array of four coordinates
+ * (x1,y1,x2,y2) describing rectangular
* area. */
{
TextItem *textPtr;
@@ -1154,26 +1139,27 @@ TextToArea(canvas, itemPtr, rectPtr)
*
* ScaleText --
*
- * This procedure is invoked to rescale a text item.
+ * This function is invoked to rescale a text item.
*
* Results:
* None.
*
* Side effects:
- * Scales the position of the text, but not the size
- * of the font for the text.
+ * Scales the position of the text, but not the size of the font for the
+ * text.
*
*--------------------------------------------------------------
*/
/* ARGSUSED */
static void
-ScaleText(canvas, itemPtr, originX, originY, scaleX, scaleY)
- Tk_Canvas canvas; /* Canvas containing rectangle. */
- Tk_Item *itemPtr; /* Rectangle to be scaled. */
- double originX, originY; /* Origin about which to scale rect. */
- double scaleX; /* Amount to scale in X direction. */
- double scaleY; /* Amount to scale in Y direction. */
+ScaleText(
+ Tk_Canvas canvas, /* Canvas containing rectangle. */
+ Tk_Item *itemPtr, /* Rectangle to be scaled. */
+ double originX, double originY,
+ /* Origin about which to scale rect. */
+ double scaleX, /* Amount to scale in X direction. */
+ double scaleY) /* Amount to scale in Y direction. */
{
TextItem *textPtr = (TextItem *) itemPtr;
@@ -1188,25 +1174,24 @@ ScaleText(canvas, itemPtr, originX, originY, scaleX, scaleY)
*
* TranslateText --
*
- * This procedure is called to move a text item by a
- * given amount.
+ * This function is called to move a text item by a given amount.
*
* Results:
* None.
*
* Side effects:
- * The position of the text item is offset by (xDelta, yDelta),
- * and the bounding box is updated in the generic part of the
- * item structure.
+ * The position of the text item is offset by (xDelta, yDelta), and the
+ * bounding box is updated in the generic part of the item structure.
*
*--------------------------------------------------------------
*/
static void
-TranslateText(canvas, itemPtr, deltaX, deltaY)
- Tk_Canvas canvas; /* Canvas containing item. */
- Tk_Item *itemPtr; /* Item that is being moved. */
- double deltaX, deltaY; /* Amount by which item is to be moved. */
+TranslateText(
+ Tk_Canvas canvas, /* Canvas containing item. */
+ Tk_Item *itemPtr, /* Item that is being moved. */
+ double deltaX, double deltaY)
+ /* Amount by which item is to be moved. */
{
TextItem *textPtr = (TextItem *) itemPtr;
@@ -1220,14 +1205,13 @@ TranslateText(canvas, itemPtr, deltaX, deltaY)
*
* GetTextIndex --
*
- * Parse an index into a text item and return either its value
- * or an error.
+ * Parse an index into a text item and return either its value or an
+ * error.
*
* Results:
- * A standard Tcl result. If all went well, then *indexPtr is
- * filled in with the index (into itemPtr) corresponding to
- * string. Otherwise an error message is left in
- * the interp's result.
+ * A standard Tcl result. If all went well, then *indexPtr is filled in
+ * with the index (into itemPtr) corresponding to string. Otherwise an
+ * error message is left in the interp's result.
*
* Side effects:
* None.
@@ -1236,14 +1220,14 @@ TranslateText(canvas, itemPtr, deltaX, deltaY)
*/
static int
-GetTextIndex(interp, canvas, itemPtr, obj, indexPtr)
- Tcl_Interp *interp; /* Used for error reporting. */
- Tk_Canvas canvas; /* Canvas containing item. */
- Tk_Item *itemPtr; /* Item for which the index is being
+GetTextIndex(
+ Tcl_Interp *interp, /* Used for error reporting. */
+ Tk_Canvas canvas, /* Canvas containing item. */
+ Tk_Item *itemPtr, /* Item for which the index is being
* specified. */
- Tcl_Obj *obj; /* Specification of a particular character
- * in itemPtr's text. */
- int *indexPtr; /* Where to store converted character
+ Tcl_Obj *obj, /* Specification of a particular character in
+ * itemPtr's text. */
+ int *indexPtr) /* Where to store converted character
* index. */
{
TextItem *textPtr = (TextItem *) itemPtr;
@@ -1294,7 +1278,7 @@ GetTextIndex(interp, canvas, itemPtr, obj, indexPtr)
*indexPtr = Tk_PointToChar(textPtr->textLayout,
x + canvasPtr->scrollX1 - textPtr->leftEdge,
y + canvasPtr->scrollY1 - textPtr->header.y1);
- } else if (Tcl_GetIntFromObj((Tcl_Interp *)NULL, obj, indexPtr) == TCL_OK) {
+ } else if (Tcl_GetIntFromObj(NULL, obj, indexPtr) == TCL_OK) {
if (*indexPtr < 0){
*indexPtr = 0;
} else if (*indexPtr > textPtr->numChars) {
@@ -1302,14 +1286,13 @@ GetTextIndex(interp, canvas, itemPtr, obj, indexPtr)
}
} else {
/*
- * Some of the paths here leave messages in the interp's result,
- * so we have to clear it out before storing our own message.
+ * Some of the paths here leave messages in the interp's result, so we
+ * have to clear it out before storing our own message.
*/
- badIndex:
- Tcl_SetResult(interp, (char *) NULL, TCL_STATIC);
- Tcl_AppendResult(interp, "bad index \"", string, "\"",
- (char *) NULL);
+ badIndex:
+ Tcl_SetResult(interp, NULL, TCL_STATIC);
+ Tcl_AppendResult(interp, "bad index \"", string, "\"", NULL);
return TCL_ERROR;
}
return TCL_OK;
@@ -1333,11 +1316,11 @@ GetTextIndex(interp, canvas, itemPtr, obj, indexPtr)
/* ARGSUSED */
static void
-SetTextCursor(canvas, itemPtr, index)
- Tk_Canvas canvas; /* Record describing canvas widget. */
- Tk_Item *itemPtr; /* Text item in which cursor position is to
- * be set. */
- int index; /* Character index of character just before
+SetTextCursor(
+ Tk_Canvas canvas, /* Record describing canvas widget. */
+ Tk_Item *itemPtr, /* Text item in which cursor position is to be
+ * set. */
+ int index) /* Character index of character just before
* which cursor is to be positioned. */
{
TextItem *textPtr = (TextItem *) itemPtr;
@@ -1356,15 +1339,14 @@ SetTextCursor(canvas, itemPtr, index)
*
* GetSelText --
*
- * This procedure is invoked to return the selected portion
- * of a text item. It is only called when this item has
- * the selection.
+ * This function is invoked to return the selected portion of a text
+ * item. It is only called when this item has the selection.
*
* Results:
- * The return value is the number of non-NULL bytes stored
- * at buffer. Buffer is filled (or partially filled) with a
- * NULL-terminated string containing part or all of the selection,
- * as given by offset and maxBytes.
+ * The return value is the number of non-NULL bytes stored at buffer.
+ * Buffer is filled (or partially filled) with a NULL-terminated string
+ * containing part or all of the selection, as given by offset and
+ * maxBytes.
*
* Side effects:
* None.
@@ -1373,18 +1355,18 @@ SetTextCursor(canvas, itemPtr, index)
*/
static int
-GetSelText(canvas, itemPtr, offset, buffer, maxBytes)
- Tk_Canvas canvas; /* Canvas containing selection. */
- Tk_Item *itemPtr; /* Text item containing selection. */
- int offset; /* Byte offset within selection of first
+GetSelText(
+ Tk_Canvas canvas, /* Canvas containing selection. */
+ Tk_Item *itemPtr, /* Text item containing selection. */
+ int offset, /* Byte offset within selection of first
* character to be returned. */
- char *buffer; /* Location in which to place selection. */
- int maxBytes; /* Maximum number of bytes to place at
- * buffer, not including terminating NULL
+ char *buffer, /* Location in which to place selection. */
+ int maxBytes) /* Maximum number of bytes to place at buffer,
+ * not including terminating NULL
* character. */
{
TextItem *textPtr = (TextItem *) itemPtr;
- int byteCount;
+ int byteCount;
char *text;
CONST char *selStart, *selEnd;
Tk_CanvasTextInfo *textInfoPtr = textPtr->textInfoPtr;
@@ -1414,15 +1396,13 @@ GetSelText(canvas, itemPtr, offset, buffer, maxBytes)
*
* TextToPostscript --
*
- * This procedure is called to generate Postscript for
- * text items.
+ * This function is called to generate Postscript for text items.
*
* Results:
- * The return value is a standard Tcl result. If an error
- * occurs in generating Postscript then an error message is
- * left in the interp's result, replacing whatever used
- * to be there. If no error occurs, then Postscript for the
- * item is appended to the result.
+ * The return value is a standard Tcl result. If an error occurs in
+ * generating Postscript then an error message is left in the interp's
+ * result, replacing whatever used to be there. If no error occurs, then
+ * Postscript for the item is appended to the result.
*
* Side effects:
* None.
@@ -1431,13 +1411,13 @@ GetSelText(canvas, itemPtr, offset, buffer, maxBytes)
*/
static int
-TextToPostscript(interp, canvas, itemPtr, prepass)
- Tcl_Interp *interp; /* Leave Postscript or error message here. */
- Tk_Canvas canvas; /* Information about overall canvas. */
- Tk_Item *itemPtr; /* Item for which Postscript is wanted. */
- int prepass; /* 1 means this is a prepass to collect
- * font information; 0 means final Postscript
- * is being created. */
+TextToPostscript(
+ Tcl_Interp *interp, /* Leave Postscript or error message here. */
+ Tk_Canvas canvas, /* Information about overall canvas. */
+ Tk_Item *itemPtr, /* Item for which Postscript is wanted. */
+ int prepass) /* 1 means this is a prepass to collect font
+ * information; 0 means final Postscript is
+ * being created. */
{
TextItem *textPtr = (TextItem *) itemPtr;
int x, y;
@@ -1448,7 +1428,7 @@ TextToPostscript(interp, canvas, itemPtr, prepass)
Pixmap stipple;
Tk_State state = itemPtr->state;
- if(state == TK_STATE_NULL) {
+ if (state == TK_STATE_NULL) {
state = ((TkCanvas *)canvas)->canvas_state;
}
color = textPtr->color;
@@ -1482,41 +1462,48 @@ TextToPostscript(interp, canvas, itemPtr, prepass)
return TCL_ERROR;
}
if (stipple != None) {
- Tcl_AppendResult(interp, "/StippleText {\n ",
- (char *) NULL);
+ Tcl_AppendResult(interp, "/StippleText {\n ", NULL);
Tk_CanvasPsStipple(interp, canvas, stipple);
- Tcl_AppendResult(interp, "} bind def\n", (char *) NULL);
+ Tcl_AppendResult(interp, "} bind def\n", NULL);
}
sprintf(buffer, "%.15g %.15g [\n", textPtr->x,
Tk_CanvasPsY(canvas, textPtr->y));
- Tcl_AppendResult(interp, buffer, (char *) NULL);
+ Tcl_AppendResult(interp, buffer, NULL);
Tk_TextLayoutToPostscript(interp, textPtr->textLayout);
x = 0; y = 0; justify = NULL; /* lint. */
switch (textPtr->anchor) {
- case TK_ANCHOR_NW: x = 0; y = 0; break;
- case TK_ANCHOR_N: x = 1; y = 0; break;
- case TK_ANCHOR_NE: x = 2; y = 0; break;
- case TK_ANCHOR_E: x = 2; y = 1; break;
- case TK_ANCHOR_SE: x = 2; y = 2; break;
- case TK_ANCHOR_S: x = 1; y = 2; break;
- case TK_ANCHOR_SW: x = 0; y = 2; break;
- case TK_ANCHOR_W: x = 0; y = 1; break;
- case TK_ANCHOR_CENTER: x = 1; y = 1; break;
+ case TK_ANCHOR_NW: x = 0; y = 0; break;
+ case TK_ANCHOR_N: x = 1; y = 0; break;
+ case TK_ANCHOR_NE: x = 2; y = 0; break;
+ case TK_ANCHOR_E: x = 2; y = 1; break;
+ case TK_ANCHOR_SE: x = 2; y = 2; break;
+ case TK_ANCHOR_S: x = 1; y = 2; break;
+ case TK_ANCHOR_SW: x = 0; y = 2; break;
+ case TK_ANCHOR_W: x = 0; y = 1; break;
+ case TK_ANCHOR_CENTER: x = 1; y = 1; break;
}
switch (textPtr->justify) {
- case TK_JUSTIFY_LEFT: justify = "0"; break;
- case TK_JUSTIFY_CENTER: justify = "0.5";break;
- case TK_JUSTIFY_RIGHT: justify = "1"; break;
+ case TK_JUSTIFY_LEFT: justify = "0"; break;
+ case TK_JUSTIFY_CENTER: justify = "0.5"; break;
+ case TK_JUSTIFY_RIGHT: justify = "1"; break;
}
Tk_GetFontMetrics(textPtr->tkfont, &fm);
sprintf(buffer, "] %d %g %g %s %s DrawText\n",
fm.linespace, x / -2.0, y / 2.0, justify,
((stipple == None) ? "false" : "true"));
- Tcl_AppendResult(interp, buffer, (char *) NULL);
+ Tcl_AppendResult(interp, buffer, NULL);
return TCL_OK;
}
+
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 4
+ * fill-column: 78
+ * End:
+ */