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Diffstat (limited to 'tkblt/generic/tkbltGrLegd.h')
| -rw-r--r-- | tkblt/generic/tkbltGrLegd.h | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/tkblt/generic/tkbltGrLegd.h b/tkblt/generic/tkbltGrLegd.h new file mode 100644 index 0000000..66ffbc1 --- /dev/null +++ b/tkblt/generic/tkbltGrLegd.h @@ -0,0 +1,178 @@ +/* + * 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 <tk.h> + +#include "tkbltGrMisc.h" +#include "tkbltGrText.h" + +namespace Blt { + class Graph; + class Pick; + class Element; + + /* + * 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; + + typedef struct { + Tk_3DBorder activeBg; + XColor* activeFgColor; + int activeRelief; + Tk_3DBorder normalBg; + XColor* fgColor; + Tk_Anchor anchor; + int borderWidth; + int reqColumns; + int exportSelection; + Dashes focusDashes; + XColor* focusColor; + TextStyleOptions 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 *title; + TextStyleOptions titleStyle; + } LegendOptions; + + class Legend : public Pick { + public: + enum Position {RIGHT, LEFT, TOP, BOTTOM, PLOT, XY}; + + protected: + Tk_OptionTable optionTable_; + void* ops_; + + GC focusGC_; + Tcl_HashTable selectTable_; + + public: + Graph* graphPtr_; + unsigned int flags; + + int width_; + int height_; + int x_; + int y_; + + int nEntries_; + int nColumns_; + int nRows_; + int entryWidth_; + int entryHeight_; + BindTable* bindTable_; + Element* focusPtr_; + Element* selAnchorPtr_; + Element* selMarkPtr_; + Chain* selected_; + int titleWidth_; + 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(); + + int configure(); + void map(int, int); + void draw(Drawable drawable); + void print(PSOutput* ps); + void eventuallyInvokeSelectCmd(); + + void removeElement(Element*); + int getElementFromObj(Tcl_Obj*, Element**); + + 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;} + + ClientData pickEntry(int, int, ClassId*); + }; +}; + +#endif |