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author | joye <joye> | 2014-02-10 21:40:01 (GMT) |
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committer | joye <joye> | 2014-02-10 21:40:01 (GMT) |
commit | 1b5777512ab2c4aed0ab186edfe36c86fb40590c (patch) | |
tree | b6b5a64cbebb1e0c38048fa107b1b9cb94808522 /src | |
parent | 62fe876c51161d8682cc0ffc8f054d36116b649d (diff) | |
download | blt-1b5777512ab2c4aed0ab186edfe36c86fb40590c.zip blt-1b5777512ab2c4aed0ab186edfe36c86fb40590c.tar.gz blt-1b5777512ab2c4aed0ab186edfe36c86fb40590c.tar.bz2 |
*** empty log message ***
Diffstat (limited to 'src')
-rw-r--r-- | src/bltConfig.C | 104 | ||||
-rw-r--r-- | src/bltConfig.h | 1 | ||||
-rw-r--r-- | src/bltGrHairs.C | 3 |
3 files changed, 106 insertions, 2 deletions
diff --git a/src/bltConfig.C b/src/bltConfig.C index e095eaf..dc69c33 100644 --- a/src/bltConfig.C +++ b/src/bltConfig.C @@ -135,8 +135,8 @@ Tk_ObjCustomOption pointObjOption = }; static int PointSetProc(ClientData clientData, Tcl_Interp *interp, - Tk_Window tkwin, Tcl_Obj** objPtr, char* widgRec, - int offset, char* save, int flags) + Tk_Window tkwin, Tcl_Obj** objPtr, char* widgRec, + int offset, char* save, int flags) { XPoint *pointPtr = (XPoint *)(widgRec + offset); int x, y; @@ -164,6 +164,106 @@ static Tcl_Obj* PointGetProc(ClientData clientData, Tk_Window tkwin, return Tcl_NewStringObj("", -1); }; +// Dashes +static Tk_CustomOptionSetProc DashesSetProc; +static Tk_CustomOptionGetProc DashesGetProc; +Tk_ObjCustomOption dashesObjOption = + { + "dashes", DashesSetProc, DashesGetProc, NULL, NULL, NULL + }; + +static int DashesSetProc(ClientData clientData, Tcl_Interp *interp, + Tk_Window tkwin, Tcl_Obj** objPtr, char* widgRec, + int offset, char* save, int flags) +{ + Blt_Dashes* dashesPtr = (Blt_Dashes*)(widgRec + offset); + + int length; + const char* string = Tcl_GetStringFromObj(*objPtr, &length); + if (string == NULL) { + dashesPtr->values[0] = 0; + return TCL_OK; + } + + if (!string[0]) { + dashesPtr->values[0] = 0; + } else if (!strncmp(string, "dot", length)) { + /* 1 */ + dashesPtr->values[0] = 1; + dashesPtr->values[1] = 0; + } else if (!strncmp(string, "dash", length)) { + /* 5 2 */ + dashesPtr->values[0] = 5; + dashesPtr->values[1] = 2; + dashesPtr->values[2] = 0; + } else if (!strncmp(string, "dashdot", length)) { + /* 2 4 2 */ + dashesPtr->values[0] = 2; + dashesPtr->values[1] = 4; + dashesPtr->values[2] = 2; + dashesPtr->values[3] = 0; + } else if (!strncmp(string, "dashdotdot", length)) { + /* 2 4 2 2 */ + dashesPtr->values[0] = 2; + dashesPtr->values[1] = 4; + dashesPtr->values[2] = 2; + dashesPtr->values[3] = 2; + dashesPtr->values[4] = 0; + } else { + int objc; + Tcl_Obj** objv; + if (Tcl_ListObjGetElements(interp, *objPtr, &objc, &objv) != TCL_OK) + return TCL_ERROR; + + if (objc > 11) { /* This is the postscript limit */ + Tcl_AppendResult(interp, "too many values in dash list \"", + string, "\"", (char *)NULL); + return TCL_ERROR; + } + int ii; + for (ii=0; ii<objc; ii++) { + int value; + if (Tcl_GetIntFromObj(interp, objv[ii], &value) != TCL_OK) + return TCL_ERROR; + + /* + * Backward compatibility: + * Allow list of 0 to turn off dashes + */ + if ((value == 0) && (objc == 1)) + break; + + if ((value < 1) || (value > 255)) { + Tcl_AppendResult(interp, "dash value \"", + Tcl_GetString(objv[ii]), "\" is out of range", + (char *)NULL); + return TCL_ERROR; + } + dashesPtr->values[ii] = (unsigned char)value; + } + /* Make sure the array ends with a NUL byte */ + dashesPtr->values[ii] = 0; + } + return TCL_OK; +}; + +static Tcl_Obj* DashesGetProc(ClientData clientData, Tk_Window tkwin, + char *widgRec, int offset) +{ + Blt_Dashes* dashesPtr = (Blt_Dashes*)(widgRec + offset); + + Tcl_Obj* listObjPtr = Tcl_NewListObj(0, (Tcl_Obj**)NULL); + Tcl_Obj* ll[12]; + int ii=0; + while (dashesPtr->values[ii]) { + ll[ii] = Tcl_NewIntObj(dashesPtr->values[ii]); + ii++; + } + Tcl_SetListObj(listObjPtr, ii, ll); + + return listObjPtr; +}; + /* STATE */ static Blt_OptionParseProc ObjToStateProc; diff --git a/src/bltConfig.h b/src/bltConfig.h index f5132fe..4529bdc 100644 --- a/src/bltConfig.h +++ b/src/bltConfig.h @@ -175,6 +175,7 @@ typedef struct { extern Tk_ObjCustomOption backgroundObjOption; extern Tk_ObjCustomOption pointObjOption; +extern Tk_ObjCustomOption dashesObjOption; extern Blt_CustomOption stateOption; extern Blt_CustomOption dashesOption; diff --git a/src/bltGrHairs.C b/src/bltGrHairs.C index f34bb3b..e3cffd9 100644 --- a/src/bltGrHairs.C +++ b/src/bltGrHairs.C @@ -70,6 +70,9 @@ static Tk_OptionSpec optionSpecs[] = { {TK_OPTION_COLOR, "-color", "color", "Color", DEF_HAIRS_FOREGROUND, -1, Tk_Offset(Crosshairs, colorPtr), 0, NULL, 0}, + {TK_OPTION_CUSTOM, "-dashes", "dashes", "Dashes", + DEF_HAIRS_DASHES, + -1, Tk_Offset(Crosshairs, dashes), TK_OPTION_NULL_OK, &dashesObjOption, 0}, {TK_OPTION_BOOLEAN, "-hide", "hide", "Hide", DEF_HAIRS_HIDE, -1, Tk_Offset(Crosshairs, hidden), 0, NULL, 0}, |