///////////////////////////////////////////////////////////////////////////// // Name: wx/cairo.h // Purpose: Cairo library // Author: Anthony Bretaudeau // Created: 2007-08-25 // RCS-ID: $Id: cairo.h 47254 2007-08-25 10:09:52Z VS $ // Copyright: (c) Anthony Bretaudeau // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_CAIRO_H_BASE_ #define _WX_CAIRO_H_BASE_ // for now GTK+ only #ifndef wxUSE_CAIRO #ifdef __WXGTK210__ #define wxUSE_CAIRO 1 #else #define wxUSE_CAIRO 0 #endif #endif #if wxUSE_CAIRO #include "wx/dynlib.h" #include class wxCairoLibrary { public: // return the pointer to the global instance of this class or NULL if we // failed to load/initialize it static wxCairoLibrary *Get(); // for internal use only static void CleanUp(); private: // the single wxCairoLibrary instance or NULL static wxCairoLibrary *ms_lib; wxCairoLibrary(); ~wxCairoLibrary(); bool IsOk(); bool InitializeMethods(); wxDynamicLibrary m_libCairo; wxDynamicLibrary m_libPangoCairo; // true if we successfully loaded the libraries and can use them // // note that this field must have this name as it's used by wxDL_XXX macros bool m_ok; public: wxDL_VOIDMETHOD_DEFINE( cairo_arc, (cairo_t *cr, double xc, double yc, double radius, double angle1, double angle2), (cr, xc, yc, radius, angle1, angle2) ) wxDL_VOIDMETHOD_DEFINE( cairo_arc_negative, (cairo_t *cr, double xc, double yc, double radius, double angle1, double angle2), (cr, xc, yc, radius, angle1, angle2) ) wxDL_VOIDMETHOD_DEFINE( cairo_clip, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_close_path, (cairo_t *cr), (cr) ) wxDL_METHOD_DEFINE( cairo_t*, cairo_create, (cairo_surface_t *target), (target), NULL) wxDL_VOIDMETHOD_DEFINE( cairo_curve_to, (cairo_t *cr, double x1, double y1, double x2, double y2, double x3, double y3), (cr, x1, y1, x2, y2, x3, y3) ) wxDL_VOIDMETHOD_DEFINE( cairo_destroy, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_fill, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_fill_preserve, (cairo_t *cr), (cr) ) wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_get_target, (cairo_t *cr), (cr), NULL) wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_image_surface_create_for_data, (unsigned char *data, cairo_format_t format, int width, int height, int stride), (data, format, width, height, stride), NULL) wxDL_VOIDMETHOD_DEFINE( cairo_line_to, (cairo_t *cr, double x, double y), (cr, x, y) ) wxDL_VOIDMETHOD_DEFINE( cairo_move_to, (cairo_t *cr, double x, double y), (cr, x, y) ) wxDL_VOIDMETHOD_DEFINE( cairo_new_path, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_paint, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_pattern_add_color_stop_rgba, (cairo_pattern_t *pattern, double offset, double red, double green, double blue, double alpha), (pattern, offset, red, green, blue, alpha) ) wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_for_surface, (cairo_surface_t *surface), (surface), NULL) wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_linear, (double x0, double y0, double x1, double y1), (x0, y0, x1, y1), NULL) wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_radial, (double cx0, double cy0, double radius0, double cx1, double cy1, double radius1), (cx0, cy0, radius0, cx1, cy1, radius1), NULL) wxDL_VOIDMETHOD_DEFINE( cairo_pattern_destroy, (cairo_pattern_t *pattern), (pattern) ) wxDL_VOIDMETHOD_DEFINE( cairo_pattern_set_extend, (cairo_pattern_t *pattern, cairo_extend_t extend), (pattern, extend) ) wxDL_VOIDMETHOD_DEFINE( cairo_pattern_set_filter, (cairo_pattern_t *pattern, cairo_filter_t filter), (pattern, filter) ) wxDL_VOIDMETHOD_DEFINE( cairo_rectangle, (cairo_t *cr, double x, double y, double width, double height), (cr, x, y, width, height) ) wxDL_METHOD_DEFINE( cairo_t*, cairo_reference, (cairo_t *cr), (cr), NULL ) wxDL_VOIDMETHOD_DEFINE( cairo_reset_clip, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_restore, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_rotate, (cairo_t *cr, double angle), (cr, angle) ) wxDL_VOIDMETHOD_DEFINE( cairo_save, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_scale, (cairo_t *cr, double sx, double sy), (cr, sx, sy) ) wxDL_VOIDMETHOD_DEFINE( cairo_set_dash, (cairo_t *cr, const double *dashes, int num_dashes, double offset), (cr, dashes, num_dashes, offset) ) wxDL_VOIDMETHOD_DEFINE( cairo_set_fill_rule, (cairo_t *cr, cairo_fill_rule_t fill_rule), (cr, fill_rule) ) wxDL_VOIDMETHOD_DEFINE( cairo_set_line_cap, (cairo_t *cr, cairo_line_cap_t line_cap), (cr, line_cap) ) wxDL_VOIDMETHOD_DEFINE( cairo_set_line_join, (cairo_t *cr, cairo_line_join_t line_join), (cr, line_join) ) wxDL_VOIDMETHOD_DEFINE( cairo_set_line_width, (cairo_t *cr, double width), (cr, width) ) wxDL_VOIDMETHOD_DEFINE( cairo_set_operator, (cairo_t *cr, cairo_operator_t op), (cr, op) ) wxDL_VOIDMETHOD_DEFINE( cairo_set_source, (cairo_t *cr, cairo_pattern_t *source), (cr, source) ) wxDL_VOIDMETHOD_DEFINE( cairo_set_source_rgba, (cairo_t *cr, double red, double green, double blue, double alpha), (cr, red, green, blue, alpha) ) wxDL_VOIDMETHOD_DEFINE( cairo_stroke, (cairo_t *cr), (cr) ) wxDL_VOIDMETHOD_DEFINE( cairo_stroke_preserve, (cairo_t *cr), (cr) ) wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_surface_create_similar, (cairo_surface_t *other, cairo_content_t content, int width, int height), (other, content, width, height), NULL) wxDL_VOIDMETHOD_DEFINE( cairo_surface_destroy, (cairo_surface_t *surface), (surface) ) wxDL_VOIDMETHOD_DEFINE( cairo_translate, (cairo_t *cr, double tx, double ty), (cr, tx, ty) ) wxDL_VOIDMETHOD_DEFINE( pango_cairo_update_layout, (cairo_t *cr, PangoLayout *layout), (cr, layout) ) wxDL_VOIDMETHOD_DEFINE( pango_cairo_show_layout, (cairo_t *cr, PangoLayout *layout), (cr, layout) ) wxDECLARE_NO_COPY_CLASS(wxCairoLibrary); }; #endif // wxUSE_CAIRO #endif // _WX_CAIRO_H_BASE_