include/wx/cairo.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/cairo.h
   3 // Purpose:     Cairo library
   4 // Author:      Anthony Bretaudeau
   5 // Created:     2007-08-25
   6 // RCS-ID:      $Id: cairo.h 47254 2007-08-25 10:09:52Z VS $
   7 // Copyright:   (c) Anthony Bretaudeau
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_CAIRO_H_BASE_
  12 #define _WX_CAIRO_H_BASE_
  13
  14  // for now GTK+ only
  15 #ifdef __WXGTK210__
  16   #define wxUSE_CAIRO  1
  17 #endif
  18
  19 #if wxUSE_CAIRO
  20
  21 #include "wx/dynlib.h"
  22 #include <cairo.h>
  23
  24
  25 class wxCairoLibrary
  26 {
  27 public:
  28     // return the pointer to the global instance of this class or NULL if we
  29     // failed to load/initialize it
  30     static wxCairoLibrary *Get();
  31
  32
  33     // for internal use only
  34     static void CleanUp();
  35
  36 private:
  37     // the single wxCairoLibrary instance or NULL
  38     static wxCairoLibrary *ms_lib;
  39
  40     wxCairoLibrary();
  41     ~wxCairoLibrary();
  42
  43     bool IsOk();
  44     bool InitializeMethods();
  45
  46     wxDynamicLibrary m_libCairo;
  47     wxDynamicLibrary m_libPangoCairo;
  48
  49     // true if we successfully loaded the libraries and can use them
  50     //
  51     // note that this field must have this name as it's used by wxDL_XXX macros
  52     bool m_ok;
  53
  54 public:
  55     wxDL_VOIDMETHOD_DEFINE( cairo_arc,
  56         (cairo_t *cr, double xc, double yc, double radius, double angle1, double angle2), (cr, xc, yc, radius, angle1, angle2) )
  57     wxDL_VOIDMETHOD_DEFINE( cairo_arc_negative,
  58         (cairo_t *cr, double xc, double yc, double radius, double angle1, double angle2), (cr, xc, yc, radius, angle1, angle2) )
  59     wxDL_VOIDMETHOD_DEFINE( cairo_clip,
  60         (cairo_t *cr), (cr) )
  61     wxDL_VOIDMETHOD_DEFINE( cairo_close_path,
  62         (cairo_t *cr), (cr) )
  63     wxDL_METHOD_DEFINE( cairo_t*, cairo_create,
  64         (cairo_surface_t *target), (target), NULL)
  65     wxDL_VOIDMETHOD_DEFINE( cairo_curve_to,
  66         (cairo_t *cr, double x1, double y1, double x2, double y2, double x3, double y3), (cr, x1, y1, x2, y2, x3, y3) )
  67     wxDL_VOIDMETHOD_DEFINE( cairo_destroy,
  68         (cairo_t *cr), (cr) )
  69     wxDL_VOIDMETHOD_DEFINE( cairo_fill,
  70         (cairo_t *cr), (cr) )
  71     wxDL_VOIDMETHOD_DEFINE( cairo_fill_preserve,
  72         (cairo_t *cr), (cr) )
  73     wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_get_target,
  74         (cairo_t *cr), (cr), NULL)
  75     wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_image_surface_create_for_data,
  76         (unsigned char *data, cairo_format_t format, int width, int height, int stride), (data, format, width, height, stride), NULL)
  77     wxDL_VOIDMETHOD_DEFINE( cairo_line_to,
  78         (cairo_t *cr, double x, double y), (cr, x, y) )
  79     wxDL_VOIDMETHOD_DEFINE( cairo_move_to,
  80         (cairo_t *cr, double x, double y), (cr, x, y) )
  81     wxDL_VOIDMETHOD_DEFINE( cairo_new_path,
  82         (cairo_t *cr), (cr) )
  83     wxDL_VOIDMETHOD_DEFINE( cairo_paint,
  84         (cairo_t *cr), (cr) )
  85     wxDL_VOIDMETHOD_DEFINE( cairo_pattern_add_color_stop_rgba,
  86         (cairo_pattern_t *pattern, double offset, double red, double green, double blue, double alpha), (pattern, offset, red, green, blue, alpha) )
  87     wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_for_surface,
  88         (cairo_surface_t *surface), (surface), NULL)
  89     wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_linear,
  90         (double x0, double y0, double x1, double y1), (x0, y0, x1, y1), NULL)
  91     wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_radial,
  92         (double cx0, double cy0, double radius0, double cx1, double cy1, double radius1), (cx0, cy0, radius0, cx1, cy1, radius1), NULL)
  93     wxDL_VOIDMETHOD_DEFINE( cairo_pattern_destroy,
  94         (cairo_pattern_t *pattern), (pattern) )
  95     wxDL_VOIDMETHOD_DEFINE( cairo_pattern_set_extend,
  96         (cairo_pattern_t *pattern, cairo_extend_t extend), (pattern, extend) )
  97     wxDL_VOIDMETHOD_DEFINE( cairo_pattern_set_filter,
  98         (cairo_pattern_t *pattern, cairo_filter_t filter), (pattern, filter) )
  99     wxDL_VOIDMETHOD_DEFINE( cairo_rectangle,
 100         (cairo_t *cr, double x, double y, double width, double height), (cr, x, y, width, height) )
 101     wxDL_VOIDMETHOD_DEFINE( cairo_reset_clip,
 102         (cairo_t *cr), (cr) )
 103     wxDL_VOIDMETHOD_DEFINE( cairo_restore,
 104         (cairo_t *cr), (cr) )
 105     wxDL_VOIDMETHOD_DEFINE( cairo_rotate,
 106         (cairo_t *cr, double angle), (cr, angle) )
 107     wxDL_VOIDMETHOD_DEFINE( cairo_save,
 108         (cairo_t *cr), (cr) )
 109     wxDL_VOIDMETHOD_DEFINE( cairo_scale,
 110         (cairo_t *cr, double sx, double sy), (cr, sx, sy) )
 111     wxDL_VOIDMETHOD_DEFINE( cairo_set_dash,
 112         (cairo_t *cr, const double *dashes, int num_dashes, double offset), (cr, dashes, num_dashes, offset) )
 113     wxDL_VOIDMETHOD_DEFINE( cairo_set_fill_rule,
 114         (cairo_t *cr, cairo_fill_rule_t fill_rule), (cr, fill_rule) )
 115     wxDL_VOIDMETHOD_DEFINE( cairo_set_line_cap,
 116         (cairo_t *cr, cairo_line_cap_t line_cap), (cr, line_cap) )
 117     wxDL_VOIDMETHOD_DEFINE( cairo_set_line_join,
 118         (cairo_t *cr, cairo_line_join_t line_join), (cr, line_join) )
 119     wxDL_VOIDMETHOD_DEFINE( cairo_set_line_width,
 120         (cairo_t *cr, double width), (cr, width) )
 121     wxDL_VOIDMETHOD_DEFINE( cairo_set_operator,
 122         (cairo_t *cr, cairo_operator_t op), (cr, op) )
 123     wxDL_VOIDMETHOD_DEFINE( cairo_set_source,
 124         (cairo_t *cr, cairo_pattern_t *source), (cr, source) )
 125     wxDL_VOIDMETHOD_DEFINE( cairo_set_source_rgba,
 126         (cairo_t *cr, double red, double green, double blue, double alpha), (cr, red, green, blue, alpha) )
 127     wxDL_VOIDMETHOD_DEFINE( cairo_stroke,
 128         (cairo_t *cr), (cr) )
 129     wxDL_VOIDMETHOD_DEFINE( cairo_stroke_preserve,
 130         (cairo_t *cr), (cr) )
 131     wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_surface_create_similar,
 132         (cairo_surface_t *other, cairo_content_t content, int width, int height), (other, content, width, height), NULL)
 133     wxDL_VOIDMETHOD_DEFINE( cairo_surface_destroy,
 134         (cairo_surface_t *surface), (surface) )
 135     wxDL_VOIDMETHOD_DEFINE( cairo_translate,
 136         (cairo_t *cr, double tx, double ty), (cr, tx, ty) )
 137
 138     wxDL_VOIDMETHOD_DEFINE( pango_cairo_update_layout,
 139         (cairo_t *cr, PangoLayout *layout), (cr, layout) )
 140     wxDL_VOIDMETHOD_DEFINE( pango_cairo_show_layout,
 141         (cairo_t *cr, PangoLayout *layout), (cr, layout) )
 142
 143     DECLARE_NO_COPY_CLASS(wxCairoLibrary)
 144 };
 145
 146 #endif // wxUSE_CAIRO
 147
 148 #endif // _WX_CAIRO_H_BASE_