lyx_mirror/src/frontends/xforms/XPainter.h
Angus Leeming 2a31934f38 Wrap most of the frontend code up inside namespace lyx::frontend.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8766 a592a061-630c-0410-9148-cb99ea01b6c8
2004-05-19 15:11:37 +00:00

128 lines
2.5 KiB
C++

// -*- C++ -*-
/**
* \file XPainter.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author unknown
* \author John Levon
*
* Full author contact details are available in file CREDITS.
*/
#ifndef XPAINTER_H
#define XPAINTER_H
#include "frontends/Painter.h"
#include <X11/Xlib.h>
class LyXFont;
namespace lyx {
namespace frontend {
class XWorkArea;
/**
* XPainter - a painter implementation for Xlib
*/
class XPainter : public Painter {
public:
XPainter(XWorkArea &);
/// return the width of the work area in pixels
virtual int paperWidth() const;
/// return the height of the work area in pixels
virtual int paperHeight() const;
/// draw a line from point to point
virtual void line(
int x1, int y1,
int x2, int y2,
LColor_color,
line_style = line_solid,
line_width = line_thin);
/**
* lines - draw a set of lines
* @param xp array of points' x co-ords
* @param yp array of points' y co-ords
* @param np size of the points array
*/
virtual void lines(
int const * xp,
int const * yp,
int np,
LColor_color,
line_style = line_solid,
line_width = line_thin);
/// draw a rectangle
virtual void rectangle(
int x, int y,
int w, int h,
LColor_color,
line_style = line_solid,
line_width = line_thin);
/// draw a filled rectangle
virtual void fillRectangle(
int x, int y,
int w, int h,
LColor_color);
/// draw a filled (irregular) polygon
virtual void fillPolygon(
int const * xp,
int const * yp,
int np,
LColor_color);
/// draw an arc
virtual void arc(
int x, int y,
unsigned int w, unsigned int h,
int a1, int a2,
LColor_color);
/// draw a pixel
virtual void point(
int x, int y,
LColor_color);
/// draw an image from the image cache
virtual void image(int x, int y,
int w, int h,
graphics::Image const & image);
/// draw a string at position x, y (y is the baseline)
virtual void text(int x, int y,
std::string const & str, LyXFont const & f);
/** Draw a string at position x, y (y is the baseline)
* This is just for fast drawing
*/
virtual void text(int x, int y,
char const * str, size_t l,
LyXFont const & f);
/// draw a char at position x, y (y is the baseline)
virtual void text(int x, int y,
char c, LyXFont const & f);
/// draw a wide string at position x, y
void text(int x, int y,
XChar2b const * str, size_t l,
LyXFont const & f);
private:
/// our owner who we paint upon
XWorkArea & owner_;
};
} // namespace frontend
} // namespace lyx
#endif // XPAINTER_H