fltk/FL/Fl_Pixmap.H
Manolo Gouy 1229ac8808 Fix STR#2831: regression in Fl_Pixmap drawing under X11.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@9421 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2012-05-01 14:33:30 +00:00

103 lines
3.2 KiB
C++

//
// "$Id$"
//
// Pixmap header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2012 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// http://www.fltk.org/COPYING.php
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
/* \file
Fl_Pixmap widget . */
#ifndef Fl_Pixmap_H
#define Fl_Pixmap_H
# include "Fl_Image.H"
#if defined(WIN32)
# include "x.H"
#endif
class Fl_Widget;
struct Fl_Menu_Item;
// Older C++ compilers don't support the explicit keyword... :(
# if defined(__sgi) && !defined(_COMPILER_VERSION)
# define explicit
# endif // __sgi && !_COMPILER_VERSION
/**
The Fl_Pixmap class supports caching and drawing of colormap
(pixmap) images, including transparency.
*/
class FL_EXPORT Fl_Pixmap : public Fl_Image {
friend class Fl_Quartz_Graphics_Driver;
friend class Fl_GDI_Graphics_Driver;
friend class Fl_GDI_Printer_Graphics_Driver;
friend class Fl_Xlib_Graphics_Driver;
void copy_data();
void delete_data();
void set_data(const char * const *p);
int prepare(int XP, int YP, int WP, int HP, int &cx, int &cy,
int &X, int &Y, int &W, int &H);
protected:
void measure();
public:
int alloc_data; // Non-zero if data was allocated
private:
#if defined(WIN32)
#if FLTK_ABI_VERSION < 10302
static // a static member is needed for ABI compatibility
#endif
UINT pixmap_bg_color; // RGB color used for pixmap background
#endif // WIN32
#if defined(__APPLE__) || defined(WIN32)
void *id_; // for internal use
void *mask_; // for internal use (mask bitmap)
#else
unsigned id_; // for internal use
unsigned mask_; // for internal use (mask bitmap)
#endif // __APPLE__ || WIN32
public:
/** The constructors create a new pixmap from the specified XPM data. */
explicit Fl_Pixmap(char * const * D) : Fl_Image(-1,0,1), alloc_data(0), id_(0), mask_(0) {set_data((const char*const*)D); measure();}
/** The constructors create a new pixmap from the specified XPM data. */
explicit Fl_Pixmap(uchar* const * D) : Fl_Image(-1,0,1), alloc_data(0), id_(0), mask_(0) {set_data((const char*const*)D); measure();}
/** The constructors create a new pixmap from the specified XPM data. */
explicit Fl_Pixmap(const char * const * D) : Fl_Image(-1,0,1), alloc_data(0), id_(0), mask_(0) {set_data((const char*const*)D); measure();}
/** The constructors create a new pixmap from the specified XPM data. */
explicit Fl_Pixmap(const uchar* const * D) : Fl_Image(-1,0,1), alloc_data(0), id_(0), mask_(0) {set_data((const char*const*)D); measure();}
virtual ~Fl_Pixmap();
virtual Fl_Image *copy(int W, int H);
Fl_Image *copy() { return copy(w(), h()); }
virtual void color_average(Fl_Color c, float i);
virtual void desaturate();
virtual void draw(int X, int Y, int W, int H, int cx=0, int cy=0);
void draw(int X, int Y) {draw(X, Y, w(), h(), 0, 0);}
virtual void label(Fl_Widget*w);
virtual void label(Fl_Menu_Item*m);
virtual void uncache();
};
#endif
//
// End of "$Id$".
//