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Diffstat (limited to 'src/tkbltGrElem.h')
| -rw-r--r-- | src/tkbltGrElem.h | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/src/tkbltGrElem.h b/src/tkbltGrElem.h new file mode 100644 index 0000000..eabc9e9 --- /dev/null +++ b/src/tkbltGrElem.h @@ -0,0 +1,202 @@ +/* + * Smithsonian Astrophysical Observatory, Cambridge, MA, USA + * This code has been modified under the terms listed below and is made + * available under the same terms. + */ + +/* + * Copyright 1993-2004 George A Howlett. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef __BltGrElem_h__ +#define __BltGrElem_h__ + +#include <tk.h> + +#include "tkbltVector.h" +#include "tkbltChain.h" + +#include "tkbltGrMisc.h" +#include "tkbltGrPen.h" +#include "tkbltGrPSOutput.h" + +#define SHOW_NONE 0 +#define SHOW_X 1 +#define SHOW_Y 2 +#define SHOW_BOTH 3 + +#define NUMBEROFPOINTS(e) MIN( (e)->coords.x ? (e)->coords.x->nValues() : 0, \ + (e)->coords.y ? (e)->coords.y->nValues() : 0 ) +#define NORMALPEN(e) ((((e)->normalPenPtr == NULL) ? \ + (e)->builtinPenPtr : (e)->normalPenPtr)) + +namespace Blt { + class Axis; + class Element; + class Pen; + class Postscript; + + class ElemValues { + protected: + double min_; + double max_; + int nValues_; + + public: + double* values_; + + public: + ElemValues(); + virtual ~ElemValues(); + + void reset(); + int nValues() {return nValues_;} + double min() {return min_;} + double max() {return max_;} + }; + + class ElemValuesSource : public ElemValues + { + public: + ElemValuesSource(int); + ElemValuesSource(int, double*); + ~ElemValuesSource(); + + void findRange(); + }; + + class ElemValuesVector : public ElemValues + { + public: + Element* elemPtr_; + Blt_VectorId source_; + + public: + ElemValuesVector(Element*, const char*); + ~ElemValuesVector(); + + int getVector(); + int fetchValues(Blt_Vector*); + void freeSource(); + }; + + typedef struct { + Segment2d *segments; + int *map; + int length; + } GraphSegments; + + typedef struct { + ElemValuesSource* x; + ElemValuesSource* y; + } ElemCoords; + + typedef struct { + double min; + double max; + double range; + } Weight; + + typedef struct { + Weight weight; + Pen* penPtr; + } PenStyle; + + typedef struct { + Element* elemPtr; + const char* label; + const char** tags; + Axis* xAxis; + Axis* yAxis; + ElemCoords coords; + ElemValues* w; + ElemValues* xError; + ElemValues* yError; + ElemValues* xHigh; + ElemValues* xLow; + ElemValues* yHigh; + ElemValues* yLow; + int hide; + int legendRelief; + Chain* stylePalette; + Pen* builtinPenPtr; + Pen* activePenPtr; + Pen* normalPenPtr; + PenOptions builtinPen; + } ElementOptions; + + class Element { + protected: + Tk_OptionTable optionTable_; + void* ops_; + + double xRange_; + double yRange_; + + public: + Graph* graphPtr_; + const char* name_; + Tcl_HashEntry* hashPtr_; + unsigned short row_; + unsigned short col_; + int nActiveIndices_; + int* activeIndices_; + int active_; + int labelActive_; + + ChainLink* link; + + protected: + double FindElemValuesMinimum(ElemValues*, double); + PenStyle** StyleMap(); + + public: + Element(Graph*, const char*, Tcl_HashEntry*); + virtual ~Element(); + + virtual int configure() =0; + virtual void map() =0; + virtual void extents(Region2d*) =0; + virtual void draw(Drawable) =0; + virtual void drawActive(Drawable) =0; + virtual void drawSymbol(Drawable, int, int, int) =0; + virtual void closest() =0; + virtual void print(PSOutput*) =0; + virtual void printActive(PSOutput*) =0; + virtual void printSymbol(PSOutput*, double, double, int) =0; + + virtual ClassId classId() =0; + virtual const char* className() =0; + virtual const char* typeName() =0; + + void freeStylePalette (Chain*); + + Tk_OptionTable optionTable() {return optionTable_;} + void* ops() {return ops_;} + }; +}; + +extern void VectorChangedProc(Tcl_Interp* interp, ClientData clientData, + Blt_VectorNotify notify); + + +#endif |