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/*
* 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 __BltGrLegend_h__
#define __BltGrLegend_h__
#include <iostream>
#include <sstream>
#include <iomanip>
using namespace std;
extern "C" {
#include "bltGraph.h"
};
/*
* Selection related flags:
* SELECT_PENDING A "selection" command idle task is pending.
* SELECT_CLEAR Clear selection flag of entry.
* SELECT_SET Set selection flag of entry.
* SELECT_TOGGLE Toggle selection flag of entry.
* Mask of selection set/clear/toggle flags.
* SELECT_SORTED Indicates if the entries in the selection
* should be sorted or displayed in the order
* they were selected.
*/
#define SELECT_CLEAR (1<<24)
#define SELECT_PENDING (1<<25)
#define SELECT_SET (1<<26)
#define SELECT_SORTED (1<<27)
#define SELECT_TOGGLE (SELECT_SET | SELECT_CLEAR)
typedef enum {
SELECT_MODE_SINGLE, SELECT_MODE_MULTIPLE
} SelectMode;
class Legend;
typedef struct {
Tk_3DBorder activeBg;
XColor* activeFgColor;
int activeRelief;
Tk_3DBorder normalBg;
XColor* fgColor;
Tk_Anchor anchor;
int borderWidth;
int reqColumns;
int exportSelection;
Blt_Dashes focusDashes;
XColor* focusColor;
TextStyle style;
int hide;
int ixPad;
int iyPad;
int xPad;
int yPad;
int raised;
int relief;
int reqRows;
int entryBW;
int selBW;
int xReq;
int yReq;
int position;
const char *selectCmd;
Tk_3DBorder selOutFocusBg;
Tk_3DBorder selInFocusBg;
XColor* selOutFocusFgColor;
XColor* selInFocusFgColor;
SelectMode selectMode;
int selRelief;
const char *takeFocus;
const char *title;
TextStyle titleStyle;
} LegendOptions;
class Legend {
public:
enum Position {RIGHT, LEFT, TOP, BOTTOM, PLOT, XY};
protected:
Tk_OptionTable optionTable_;
void* ops_;
int width_;
int height_;
int x_;
int y_;
GC focusGC_;
Tcl_HashTable selectTable_;
public:
Graph* graphPtr_;
unsigned int flags;
int nEntries_;
int nColumns_;
int nRows_;
int entryWidth_;
int entryHeight_;
Blt_BindTable bindTable_;
Element *focusPtr_;
Element *selAnchorPtr_;
Element *selMarkPtr_;
Blt_Chain selected_;
unsigned int titleWidth_;
unsigned int titleHeight_;
protected:
void setOrigin();
Element* getNextRow(Element*);
Element* getNextColumn(Element*);
Element* getPreviousRow(Element*);
Element* getPreviousColumn(Element*);
Element* getFirstElement();
Element* getLastElement();
public:
Legend(Graph*);
virtual ~Legend();
void configure();
void map(int, int);
void draw(Drawable drawable);
void print(Blt_Ps ps);
void eventuallyRedraw();
void eventuallyInvokeSelectCmd();
void removeElement(Element*);
int getElementFromObj(Tcl_Obj*, Element**);
int width() {return width_;}
int height() {return height_;}
int x() {return x_;}
int y() {return y_;}
void selectEntry(Element*);
void selectElement(Element*);
void deselectElement(Element*);
int selectRange(Element*, Element*);
void clearSelection();
int entryIsSelected(Element*);
void* ops() {return ops_;}
Tk_OptionTable optionTable() {return optionTable_;}
Position position() {return (Position)((LegendOptions*)ops_)->position;}
int isRaised() {return ((LegendOptions*)ops_)->raised;}
int isHidden() {return ((LegendOptions*)ops_)->hide;}
};
#endif
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