![]() |
ROOT 6.16/01 Reference Guide |
Save canvas as an image (GIF, JPEG, PNG, XPM, TIFF etc.).
Example:
TImageDump can be used in any mode (batch, interactive) as follows
Definition at line 22 of file TImageDump.h.
Public Member Functions | |
TImageDump () | |
Default constructor. More... | |
TImageDump (const char *filename, Int_t type=-111) | |
Initialize batch image interface. More... | |
virtual | ~TImageDump () |
destructor More... | |
void | CellArrayBegin (Int_t W, Int_t H, Double_t x1, Double_t x2, Double_t y1, Double_t y2) |
cell array begin More... | |
void | CellArrayEnd () |
Cell array end. More... | |
void | CellArrayFill (Int_t r, Int_t g, Int_t b) |
Cell array fill. More... | |
void | Close (Option_t *opt="") |
Close a image file. More... | |
void | DrawBox (Double_t x1, Double_t y1, Double_t x2, Double_t y2) |
Draw a Box. More... | |
void | DrawFrame (Double_t xl, Double_t yl, Double_t xt, Double_t yt, Int_t mode, Int_t border, Int_t dark, Int_t light) |
Draw a Frame around a box. More... | |
void | DrawPolyMarker (Int_t n, Double_t *x, Double_t *y) |
draw polymarker More... | |
void | DrawPolyMarker (Int_t n, Float_t *x, Float_t *y) |
not used More... | |
void | DrawPS (Int_t n, Double_t *xw, Double_t *yw) |
This function defines a path with xw and yw and draw it according the value of nn: More... | |
void | DrawPS (Int_t n, Float_t *xw, Float_t *yw) |
not used More... | |
TImage * | GetImage () const |
void * | GetStream () const |
Int_t | GetType () const |
void | NewPage () |
new page More... | |
void | Open (const char *filename, Int_t type=-111) |
Open a image file. More... | |
void | SetColor (Float_t r, Float_t g, Float_t b) |
Set color with its R G B components. More... | |
void | SetType (Int_t type=-111) |
void | Text (Double_t x, Double_t y, const char *string) |
Draw text. More... | |
void | Text (Double_t x, Double_t y, const wchar_t *string) |
Draw text. More... | |
![]() | |
TVirtualPS () | |
VirtualPS default constructor. More... | |
TVirtualPS (const char *filename, Int_t type=-111) | |
VirtualPS constructor. More... | |
virtual | ~TVirtualPS () |
VirtualPS destructor. More... | |
virtual void | CellArrayBegin (Int_t W, Int_t H, Double_t x1, Double_t x2, Double_t y1, Double_t y2)=0 |
virtual void | CellArrayEnd ()=0 |
virtual void | CellArrayFill (Int_t r, Int_t g, Int_t b)=0 |
virtual void | Close (Option_t *opt="")=0 |
virtual void | DrawBox (Double_t x1, Double_t y1, Double_t x2, Double_t y2)=0 |
virtual void | DrawFrame (Double_t xl, Double_t yl, Double_t xt, Double_t yt, Int_t mode, Int_t border, Int_t dark, Int_t light)=0 |
virtual void | DrawPolyMarker (Int_t n, Double_t *x, Double_t *y)=0 |
virtual void | DrawPolyMarker (Int_t n, Float_t *x, Float_t *y)=0 |
virtual void | DrawPS (Int_t n, Double_t *xw, Double_t *yw)=0 |
virtual void | DrawPS (Int_t n, Float_t *xw, Float_t *yw)=0 |
virtual void * | GetStream () const |
virtual Int_t | GetType () const |
virtual void | NewPage ()=0 |
virtual void | Open (const char *filename, Int_t type=-111)=0 |
virtual void | PrintFast (Int_t nch, const char *string="") |
Fast version of Print. More... | |
virtual void | PrintRaw (Int_t len, const char *str) |
Print a raw. More... | |
virtual void | PrintStr (const char *string="") |
Output the string str in the output buffer. More... | |
virtual void | SetColor (Float_t r, Float_t g, Float_t b)=0 |
virtual void | SetStream (std::ofstream *os) |
virtual void | SetType (Int_t=-111) |
virtual void | Text (Double_t x, Double_t y, const char *string)=0 |
virtual void | Text (Double_t x, Double_t y, const wchar_t *string)=0 |
virtual void | WriteInteger (Int_t i, Bool_t space=kTRUE) |
Write one Integer to the file. More... | |
virtual void | WriteReal (Float_t r, Bool_t space=kTRUE) |
Write a Real number to the file. More... | |
![]() | |
TNamed () | |
TNamed (const char *name, const char *title) | |
TNamed (const TNamed &named) | |
TNamed copy ctor. More... | |
TNamed (const TString &name, const TString &title) | |
virtual | ~TNamed () |
TNamed destructor. More... | |
virtual void | Clear (Option_t *option="") |
Set name and title to empty strings (""). More... | |
virtual TObject * | Clone (const char *newname="") const |
Make a clone of an object using the Streamer facility. More... | |
virtual Int_t | Compare (const TObject *obj) const |
Compare two TNamed objects. More... | |
virtual void | Copy (TObject &named) const |
Copy this to obj. More... | |
virtual void | FillBuffer (char *&buffer) |
Encode TNamed into output buffer. More... | |
virtual const char * | GetName () const |
Returns name of object. More... | |
virtual const char * | GetTitle () const |
Returns title of object. More... | |
virtual ULong_t | Hash () const |
Return hash value for this object. More... | |
virtual Bool_t | IsSortable () const |
virtual void | ls (Option_t *option="") const |
List TNamed name and title. More... | |
TNamed & | operator= (const TNamed &rhs) |
TNamed assignment operator. More... | |
virtual void | Print (Option_t *option="") const |
Print TNamed name and title. More... | |
virtual void | SetName (const char *name) |
Set the name of the TNamed. More... | |
virtual void | SetNameTitle (const char *name, const char *title) |
Set all the TNamed parameters (name and title). More... | |
virtual void | SetTitle (const char *title="") |
Set the title of the TNamed. More... | |
virtual Int_t | Sizeof () const |
Return size of the TNamed part of the TObject. More... | |
![]() | |
TObject () | |
TObject constructor. More... | |
TObject (const TObject &object) | |
TObject copy ctor. More... | |
virtual | ~TObject () |
TObject destructor. More... | |
void | AbstractMethod (const char *method) const |
Use this method to implement an "abstract" method that you don't want to leave purely abstract. More... | |
virtual void | AppendPad (Option_t *option="") |
Append graphics object to current pad. More... | |
virtual void | Browse (TBrowser *b) |
Browse object. May be overridden for another default action. More... | |
ULong_t | CheckedHash () |
Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More... | |
virtual const char * | ClassName () const |
Returns name of class to which the object belongs. More... | |
virtual void | Clear (Option_t *="") |
virtual TObject * | Clone (const char *newname="") const |
Make a clone of an object using the Streamer facility. More... | |
virtual Int_t | Compare (const TObject *obj) const |
Compare abstract method. More... | |
virtual void | Copy (TObject &object) const |
Copy this to obj. More... | |
virtual void | Delete (Option_t *option="") |
Delete this object. More... | |
virtual Int_t | DistancetoPrimitive (Int_t px, Int_t py) |
Computes distance from point (px,py) to the object. More... | |
virtual void | Draw (Option_t *option="") |
Default Draw method for all objects. More... | |
virtual void | DrawClass () const |
Draw class inheritance tree of the class to which this object belongs. More... | |
virtual TObject * | DrawClone (Option_t *option="") const |
Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad) . More... | |
virtual void | Dump () const |
Dump contents of object on stdout. More... | |
virtual void | Error (const char *method, const char *msgfmt,...) const |
Issue error message. More... | |
virtual void | Execute (const char *method, const char *params, Int_t *error=0) |
Execute method on this object with the given parameter string, e.g. More... | |
virtual void | Execute (TMethod *method, TObjArray *params, Int_t *error=0) |
Execute method on this object with parameters stored in the TObjArray. More... | |
virtual void | ExecuteEvent (Int_t event, Int_t px, Int_t py) |
Execute action corresponding to an event at (px,py). More... | |
virtual void | Fatal (const char *method, const char *msgfmt,...) const |
Issue fatal error message. More... | |
virtual TObject * | FindObject (const char *name) const |
Must be redefined in derived classes. More... | |
virtual TObject * | FindObject (const TObject *obj) const |
Must be redefined in derived classes. More... | |
virtual Option_t * | GetDrawOption () const |
Get option used by the graphics system to draw this object. More... | |
virtual const char * | GetIconName () const |
Returns mime type name of object. More... | |
virtual const char * | GetName () const |
Returns name of object. More... | |
virtual char * | GetObjectInfo (Int_t px, Int_t py) const |
Returns string containing info about the object at position (px,py). More... | |
virtual Option_t * | GetOption () const |
virtual const char * | GetTitle () const |
Returns title of object. More... | |
virtual UInt_t | GetUniqueID () const |
Return the unique object id. More... | |
virtual Bool_t | HandleTimer (TTimer *timer) |
Execute action in response of a timer timing out. More... | |
virtual ULong_t | Hash () const |
Return hash value for this object. More... | |
Bool_t | HasInconsistentHash () const |
Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e. More... | |
virtual void | Info (const char *method, const char *msgfmt,...) const |
Issue info message. More... | |
virtual Bool_t | InheritsFrom (const char *classname) const |
Returns kTRUE if object inherits from class "classname". More... | |
virtual Bool_t | InheritsFrom (const TClass *cl) const |
Returns kTRUE if object inherits from TClass cl. More... | |
virtual void | Inspect () const |
Dump contents of this object in a graphics canvas. More... | |
void | InvertBit (UInt_t f) |
virtual Bool_t | IsEqual (const TObject *obj) const |
Default equal comparison (objects are equal if they have the same address in memory). More... | |
virtual Bool_t | IsFolder () const |
Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More... | |
R__ALWAYS_INLINE Bool_t | IsOnHeap () const |
virtual Bool_t | IsSortable () const |
R__ALWAYS_INLINE Bool_t | IsZombie () const |
virtual void | ls (Option_t *option="") const |
The ls function lists the contents of a class on stdout. More... | |
void | MayNotUse (const char *method) const |
Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary). More... | |
virtual Bool_t | Notify () |
This method must be overridden to handle object notification. More... | |
void | Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const |
Use this method to declare a method obsolete. More... | |
void | operator delete (void *ptr) |
Operator delete. More... | |
void | operator delete[] (void *ptr) |
Operator delete []. More... | |
void * | operator new (size_t sz) |
void * | operator new (size_t sz, void *vp) |
void * | operator new[] (size_t sz) |
void * | operator new[] (size_t sz, void *vp) |
TObject & | operator= (const TObject &rhs) |
TObject assignment operator. More... | |
virtual void | Paint (Option_t *option="") |
This method must be overridden if a class wants to paint itself. More... | |
virtual void | Pop () |
Pop on object drawn in a pad to the top of the display list. More... | |
virtual void | Print (Option_t *option="") const |
This method must be overridden when a class wants to print itself. More... | |
virtual Int_t | Read (const char *name) |
Read contents of object with specified name from the current directory. More... | |
virtual void | RecursiveRemove (TObject *obj) |
Recursively remove this object from a list. More... | |
void | ResetBit (UInt_t f) |
virtual void | SaveAs (const char *filename="", Option_t *option="") const |
Save this object in the file specified by filename. More... | |
virtual void | SavePrimitive (std::ostream &out, Option_t *option="") |
Save a primitive as a C++ statement(s) on output stream "out". More... | |
void | SetBit (UInt_t f) |
void | SetBit (UInt_t f, Bool_t set) |
Set or unset the user status bits as specified in f. More... | |
virtual void | SetDrawOption (Option_t *option="") |
Set drawing option for object. More... | |
virtual void | SetUniqueID (UInt_t uid) |
Set the unique object id. More... | |
virtual void | SysError (const char *method, const char *msgfmt,...) const |
Issue system error message. More... | |
R__ALWAYS_INLINE Bool_t | TestBit (UInt_t f) const |
Int_t | TestBits (UInt_t f) const |
virtual void | UseCurrentStyle () |
Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. More... | |
virtual void | Warning (const char *method, const char *msgfmt,...) const |
Issue warning message. More... | |
virtual Int_t | Write (const char *name=0, Int_t option=0, Int_t bufsize=0) |
Write this object to the current directory. More... | |
virtual Int_t | Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const |
Write this object to the current directory. More... | |
![]() | |
TAttLine () | |
AttLine default constructor. More... | |
TAttLine (Color_t lcolor, Style_t lstyle, Width_t lwidth) | |
AttLine normal constructor. More... | |
virtual | ~TAttLine () |
AttLine destructor. More... | |
void | Copy (TAttLine &attline) const |
Copy this line attributes to a new TAttLine. More... | |
Int_t | DistancetoLine (Int_t px, Int_t py, Double_t xp1, Double_t yp1, Double_t xp2, Double_t yp2) |
Compute distance from point px,py to a line. More... | |
virtual Color_t | GetLineColor () const |
Return the line color. More... | |
virtual Style_t | GetLineStyle () const |
Return the line style. More... | |
virtual Width_t | GetLineWidth () const |
Return the line width. More... | |
virtual void | Modify () |
Change current line attributes if necessary. More... | |
virtual void | ResetAttLine (Option_t *option="") |
Reset this line attributes to default values. More... | |
virtual void | SaveLineAttributes (std::ostream &out, const char *name, Int_t coldef=1, Int_t stydef=1, Int_t widdef=1) |
Save line attributes as C++ statement(s) on output stream out. More... | |
virtual void | SetLineAttributes () |
Invoke the DialogCanvas Line attributes. More... | |
virtual void | SetLineColor (Color_t lcolor) |
Set the line color. More... | |
virtual void | SetLineColorAlpha (Color_t lcolor, Float_t lalpha) |
Set a transparent line color. More... | |
virtual void | SetLineStyle (Style_t lstyle) |
Set the line style. More... | |
virtual void | SetLineWidth (Width_t lwidth) |
Set the line width. More... | |
![]() | |
TAttFill () | |
AttFill default constructor. More... | |
TAttFill (Color_t fcolor, Style_t fstyle) | |
AttFill normal constructor. More... | |
virtual | ~TAttFill () |
AttFill destructor. More... | |
void | Copy (TAttFill &attfill) const |
Copy this fill attributes to a new TAttFill. More... | |
virtual Color_t | GetFillColor () const |
Return the fill area color. More... | |
virtual Style_t | GetFillStyle () const |
Return the fill area style. More... | |
virtual Bool_t | IsTransparent () const |
virtual void | Modify () |
Change current fill area attributes if necessary. More... | |
virtual void | ResetAttFill (Option_t *option="") |
Reset this fill attributes to default values. More... | |
virtual void | SaveFillAttributes (std::ostream &out, const char *name, Int_t coldef=1, Int_t stydef=1001) |
Save fill attributes as C++ statement(s) on output stream out. More... | |
virtual void | SetFillAttributes () |
Invoke the DialogCanvas Fill attributes. More... | |
virtual void | SetFillColor (Color_t fcolor) |
Set the fill area color. More... | |
virtual void | SetFillColorAlpha (Color_t fcolor, Float_t falpha) |
Set a transparent fill color. More... | |
virtual void | SetFillStyle (Style_t fstyle) |
Set the fill area style. More... | |
![]() | |
TAttMarker () | |
TAttMarker default constructor. More... | |
TAttMarker (Color_t color, Style_t style, Size_t msize) | |
TAttMarker normal constructor. More... | |
virtual | ~TAttMarker () |
TAttMarker destructor. More... | |
void | Copy (TAttMarker &attmarker) const |
Copy this marker attributes to a new TAttMarker. More... | |
virtual Color_t | GetMarkerColor () const |
Return the marker color. More... | |
virtual Size_t | GetMarkerSize () const |
Return the marker size. More... | |
virtual Style_t | GetMarkerStyle () const |
Return the marker style. More... | |
virtual void | Modify () |
Change current marker attributes if necessary. More... | |
virtual void | ResetAttMarker (Option_t *toption="") |
Reset this marker attributes to the default values. More... | |
virtual void | SaveMarkerAttributes (std::ostream &out, const char *name, Int_t coldef=1, Int_t stydef=1, Int_t sizdef=1) |
Save line attributes as C++ statement(s) on output stream out. More... | |
virtual void | SetMarkerAttributes () |
Invoke the DialogCanvas Marker attributes. More... | |
virtual void | SetMarkerColor (Color_t mcolor=1) |
Set the marker color. More... | |
virtual void | SetMarkerColorAlpha (Color_t mcolor, Float_t malpha) |
Set a transparent marker color. More... | |
virtual void | SetMarkerSize (Size_t msize=1) |
Set the marker size. More... | |
virtual void | SetMarkerStyle (Style_t mstyle=1) |
Set the marker style. More... | |
![]() | |
TAttText () | |
AttText default constructor. More... | |
TAttText (Int_t align, Float_t angle, Color_t color, Style_t font, Float_t tsize) | |
AttText normal constructor. More... | |
virtual | ~TAttText () |
AttText destructor. More... | |
void | Copy (TAttText &atttext) const |
Copy this text attributes to a new TAttText. More... | |
virtual Short_t | GetTextAlign () const |
Return the text alignment. More... | |
virtual Float_t | GetTextAngle () const |
Return the text angle. More... | |
virtual Color_t | GetTextColor () const |
Return the text color. More... | |
virtual Font_t | GetTextFont () const |
Return the text font. More... | |
virtual Float_t | GetTextSize () const |
Return the text size. More... | |
virtual void | Modify () |
Change current text attributes if necessary. More... | |
virtual void | ResetAttText (Option_t *toption="") |
Reset this text attributes to default values. More... | |
virtual void | SaveTextAttributes (std::ostream &out, const char *name, Int_t alidef=12, Float_t angdef=0, Int_t coldef=1, Int_t fondef=61, Float_t sizdef=1) |
Save text attributes as C++ statement(s) on output stream out. More... | |
virtual void | SetTextAlign (Short_t align=11) |
Set the text alignment. More... | |
virtual void | SetTextAngle (Float_t tangle=0) |
Set the text angle. More... | |
virtual void | SetTextAttributes () |
Invoke the DialogCanvas Text attributes. More... | |
virtual void | SetTextColor (Color_t tcolor=1) |
Set the text color. More... | |
virtual void | SetTextColorAlpha (Color_t tcolor, Float_t talpha) |
Set a transparent marker color. More... | |
virtual void | SetTextFont (Font_t tfont=62) |
Set the text font. More... | |
virtual void | SetTextSize (Float_t tsize=1) |
Set the text size. More... | |
virtual void | SetTextSizePixels (Int_t npixels) |
Set the text size in pixels. More... | |
Protected Member Functions | |
void | DrawDashPolyLine (Int_t npoints, TPoint *pt, UInt_t nDash, const char *pDash, const char *col, UInt_t thick) |
draw dashed polyline More... | |
Int_t | XtoPixel (Double_t x) |
x to pixel More... | |
Int_t | YtoPixel (Double_t y) |
y to pixel More... | |
![]() | |
virtual void | DoError (int level, const char *location, const char *fmt, va_list va) const |
Interface to ErrorHandler (protected). More... | |
void | MakeZombie () |
Protected Attributes | |
TImage * | fImage |
Image. More... | |
Int_t | fType |
PostScript workstation type. More... | |
![]() | |
char * | fBuffer |
const char * | fImplicitCREsc |
Int_t | fLenBuffer |
Int_t | fNByte |
Bool_t | fPrinted |
Int_t | fSizBuffer |
std::ofstream * | fStream |
![]() | |
TString | fName |
TString | fTitle |
![]() | |
Color_t | fLineColor |
Line color. More... | |
Style_t | fLineStyle |
Line style. More... | |
Width_t | fLineWidth |
Line width. More... | |
![]() | |
Color_t | fFillColor |
Fill area color. More... | |
Style_t | fFillStyle |
Fill area style. More... | |
![]() | |
Color_t | fMarkerColor |
Marker color. More... | |
Size_t | fMarkerSize |
Marker size. More... | |
Style_t | fMarkerStyle |
Marker style. More... | |
![]() | |
Short_t | fTextAlign |
Text alignment. More... | |
Float_t | fTextAngle |
Text angle. More... | |
Color_t | fTextColor |
Text color. More... | |
Font_t | fTextFont |
Text font. More... | |
Float_t | fTextSize |
Text size. More... | |
Additional Inherited Members | |
![]() | |
enum | { kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 , kBitMask = 0x00ffffff } |
enum | { kSingleKey = BIT(0) , kOverwrite = BIT(1) , kWriteDelete = BIT(2) } |
enum | EDeprecatedStatusBits { kObjInCanvas = BIT(3) } |
enum | EStatusBits { kCanDelete = BIT(0) , kMustCleanup = BIT(3) , kIsReferenced = BIT(4) , kHasUUID = BIT(5) , kCannotPick = BIT(6) , kNoContextMenu = BIT(8) , kInvalidObject = BIT(13) } |
![]() | |
static Long_t | GetDtorOnly () |
Return destructor only flag. More... | |
static Bool_t | GetObjectStat () |
Get status of object stat flag. More... | |
static void | SetDtorOnly (void *obj) |
Set destructor only flag. More... | |
static void | SetObjectStat (Bool_t stat) |
Turn on/off tracking of objects in the TObjectTable. More... | |
#include <TImageDump.h>
TImageDump::TImageDump | ( | ) |
Default constructor.
Definition at line 54 of file TImageDump.cxx.
TImageDump::TImageDump | ( | const char * | fname, |
Int_t | wtype = -111 |
||
) |
Initialize batch image interface.
fname : image file name
The possible workstation types are:
Definition at line 73 of file TImageDump.cxx.
|
virtual |
destructor
Definition at line 94 of file TImageDump.cxx.
|
virtual |
|
protected |
draw dashed polyline
Definition at line 799 of file TImageDump.cxx.
|
virtual |
Draw a Frame around a box.
Implements TVirtualPS.
Definition at line 195 of file TImageDump.cxx.
This function defines a path with xw and yw and draw it according the value of nn:
Implements TVirtualPS.
Definition at line 629 of file TImageDump.cxx.
|
inline |
Definition at line 56 of file TImageDump.h.
|
inlinevirtual |
Reimplemented from TVirtualPS.
Definition at line 53 of file TImageDump.h.
|
inlinevirtual |
Reimplemented from TVirtualPS.
Definition at line 55 of file TImageDump.h.
|
virtual |
Set color with its R G B components.
Implements TVirtualPS.
Definition at line 964 of file TImageDump.cxx.
Reimplemented from TVirtualPS.
Definition at line 54 of file TImageDump.h.
Draw text.
Implements TVirtualPS.
Definition at line 837 of file TImageDump.cxx.
Draw text.
Implements TVirtualPS.
Definition at line 860 of file TImageDump.cxx.
x to pixel
Definition at line 971 of file TImageDump.cxx.
y to pixel
Definition at line 979 of file TImageDump.cxx.
|
protected |
Image.
Definition at line 24 of file TImageDump.h.
|
protected |
PostScript workstation type.
Definition at line 25 of file TImageDump.h.