WXP C++ Library: Graph.h Source File

00001 #ifndef _WINC_GRAPH
00002 #define _WINC_GRAPH
00003 
00004 #include <WXP/Device.h>
00005 #include <WXP/GFont.h>
00006 #include <WXP/GTran.h>
00007 #include <WXP/GraphAttr.h>
00008 #include <WXP/Image.h>
00009 #include <WXP/Listener.h>
00010 #include <WXP/Point.h>
00011 #include <WXP/Points.h>
00012 #include <WXP/Rect.h>
00013 #include <WXP/RGB.h>
00014 #include <WXP/String.h>
00015 #include <WXP/Symbol.h>
00016 
00017 namespace WXP {
00018    class Graph : public Listener, public GraphAttr {
00019       bool opened;
00020       Device *window;
00021       static const int max_tran = 4;
00022       GTran tran[max_tran];
00023       int ctran;
00024       int font_type;
00025       char font_name[40];    // The WXP font name
00026       char font_spec[120];   // The device specific font specification
00027       GFont font;
00028       char symb_file[80];
00029       Symbol symbol;
00030       Points pts;
00031    
00032       int device;
00033       bool managed;
00034    
00035       int line_color;       /* Line color */
00036       float line_width;          /* Line width */
00037       int line_style;            /* Line style */
00038    
00039       int fill_color;       /* Fill color */
00040       int fill_style;            /* Fill style */
00041       /*
00042          Text attributes
00043       */
00044       int hfont;          // Use hardware font
00045       int text_color;       /* Text color */
00046       float text_width;          /* Text width */
00047       float text_height;         /* Text height */
00048       float text_expan;          /* Text expansion factor */
00049       float text_char_space;     /* Space factor between characters */
00050       float text_char_width;     /* Width of each character */
00051       int text_halign;           /* Horizontal text alignment */
00052       int text_valign;           /* Vertical text alignment */
00053       float text_upx, text_upy;  /* Text up vector */
00054       int text_box_color;
00055       bool text_box;
00056       int drop_color;
00057       int drop_shadow;
00058       int drop_width;
00059       int mark_type;             /* Marker type */
00060       float mark_size;           /* Marker size */
00061       float mark_width;          /* Marker width */
00062       int mark_color;            /* Marker color */
00063 
00064       int drawTextLine( float ox, float oy, const char *string );
00065       int initClass();
00066    public:
00067    
00068       Graph();
00069       Graph( const char *device, const char *param );
00070       ~Graph();
00071       int init();
00072       int setDevice( const char *device, const char *params );
00073       int getDevice( String &str );
00074       int open();
00075       int open( const char *dev, const char *params );
00076       bool isOpen();
00077       int close();
00078       int update();
00079       int manage();
00080       int unmanage();
00081       inline bool isManaged(){ return managed; };
00082       void callback( const char *ev_str, const char *ev_data, const void *data );
00083       int doCallback( const char *ev_str, const char *ev_data );
00084       int addCallback( const char *ev, Listener *list, const void *data );
00085       int setSize( float width, float height );
00086       int setOffset( float rx, float ry );
00087       int setInverse( bool val );
00088       bool getInverse();
00089       int setBackground( const char *str );
00090       int setIcon( bool val );
00091       int setTitle( const char *str );
00092       int setTran( int num );
00093       int setViewportAspect( Rect &limit, float aspect, int halign, int valign );
00094       int setViewportAspect( Rect &limit, float aspect );
00095       int setViewport( int num, Rect &rect );
00096       int setViewport( Rect &rect );
00097       int getViewport( Rect &rect );
00098       Rect getViewport();
00099       int getDeviceViewport( Rect &rect );
00100       Rect getDeviceViewport();
00101       int getMaxViewport( Rect &rect );
00102       Rect getMaxViewport();
00103       int setWindow( int num, Rect &rect );
00104       int setWindow( Rect &rect );
00105       int getWindow( Rect &rect );
00106       Rect getWindow();
00107       int getTran();
00108       int activateTran();
00109       int activateTran( int val );
00110       int tranPlotWindow( float x1, float y1, float &x2, float &y2 );
00111       int tranPlotWindow( Point &pt1, Point &pt2 );
00112       int tranWindow( int tran1, float x1, float y1, int tran2, float &x2, float &y2 );
00113       int tranWindow( int tran1, Point &pt1, int tran2, Point &pt2 );
00114       int clear();
00115       int clearRect( Rect &rect );
00116       int allocColor( float red, float grn, float blu );
00117       int allocColor( RGB &rgb );
00118       int drawLine( float x1, float y1, float x2, float y2 );
00119       int drawLine( Point &p1, Point &p2 );
00120       int drawLine( Points &data );
00121       int drawRect( float x1, float y1, float x2, float y2 );
00122       int drawRect( Rect &rect );
00123       int drawCircle( float x1, float y1, float rad );
00124       int drawCircle( Point &pt, float rad );
00125       int setLineColor( int index );
00126       int setLineWidth( float width );
00127       int setLineStyle( int style );
00128       int drawFill( Rect &rect );
00129       int drawFill( Points &data );
00130       int drawFillarea( Points &data );
00131       int setFillColor( int index );
00132       int setFillStyle( int index );
00133       int drawMarkLine( float x, float y, float size );
00134       int drawMark( float x, float y );
00135       int drawMark( Point pt );
00136       int setMarkColor( int index );
00137       int setMarkSize( float size );
00138       int setMarkType( int type );
00139       int setMarkWidth( float width );
00140       int drawText( float ox, float oy, const char *string );
00141       int drawText( Point pt, const char *string );
00142       int drawFormText( float x, float y, const char *format, ... );
00143       int drawFormText( Point pt, const char *format, ... );
00144       int setTextColor( int color );
00145       int setFontSpec();
00146       int setFont( const char *str );
00147       int setTextBoxColor( int index );
00148       int setDropColor( int index );
00149       int setDropShadow( int val );
00150       int getDropShadow();
00151       int setDropWidth( int val );
00152       int setTextExpansion( float expansion );
00153       int setTextWidth( float width );
00154       int setTextHeight( float height );
00155       int setTextDirection( float x, float y );
00156       int setTextAlign( int hor, int vert );
00157       int setTextCharWidth( float space );
00158       int setTextSpacing( float space );
00159       int setSymbol( const char *file );
00160       int drawSymbol( float ox, float oy, const char *string, float size );
00161       int drawSymbol( Point pt, const char *string, float size );
00162       int setImageAlign( int h, int v );
00163       int drawImage( Image &image, float x, float y );
00164       int drawImage( Image &image, int color, float x, float y );
00165       int getImage( Image &image );
00166       int setCursor( int type );
00167       bool isLooping();
00168       int getFrame();
00169       int setFrame( int ind );
00170       int newFrame();
00171       int deleteFrame(int ind);
00172       int getNumFrames();
00173       int bell();
00174       int message( const char *str, ... );
00175       int printTran();
00176 
00177       static const int DEVICE_NONE       = 0;
00178       static const int DEVICE_WINDOW     = 1;
00179       static const int DEVICE_POSTSCRIPT = 2;
00180       static const int DEVICE_HPGL       = 3;
00181       static const int DEVICE_METAFILE   = 4;
00182    };
00183 }
00184 #endif