| | 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 | #ifndef wxUSE_CAIRO |
| | 16 | #ifdef __WXGTK210__ |
| | 17 | #define wxUSE_CAIRO 1 |
| | 18 | #else |
| | 19 | #define wxUSE_CAIRO 0 |
| | 20 | #endif |
| | 21 | #endif |
| | 22 | |
| | 23 | #if wxUSE_CAIRO |
| | 24 | |
| | 25 | #include "wx/dynlib.h" |
| | 26 | #include <cairo.h> |
| | 27 | |
| | 28 | |
| | 29 | class wxCairoLibrary |
| | 30 | { |
| | 31 | public: |
| | 32 | // return the pointer to the global instance of this class or NULL if we |
| | 33 | // failed to load/initialize it |
| | 34 | static wxCairoLibrary *Get(); |
| | 35 | |
| | 36 | |
| | 37 | // for internal use only |
| | 38 | static void CleanUp(); |
| | 39 | |
| | 40 | private: |
| | 41 | // the single wxCairoLibrary instance or NULL |
| | 42 | static wxCairoLibrary *ms_lib; |
| | 43 | |
| | 44 | wxCairoLibrary(); |
| | 45 | ~wxCairoLibrary(); |
| | 46 | |
| | 47 | bool IsOk(); |
| | 48 | bool InitializeMethods(); |
| | 49 | |
| | 50 | wxDynamicLibrary m_libCairo; |
| | 51 | wxDynamicLibrary m_libPangoCairo; |
| | 52 | |
| | 53 | // true if we successfully loaded the libraries and can use them |
| | 54 | // |
| | 55 | // note that this field must have this name as it's used by wxDL_XXX macros |
| | 56 | bool m_ok; |
| | 57 | |
| | 58 | public: |
| | 59 | wxDL_VOIDMETHOD_DEFINE( cairo_arc, |
| | 60 | (cairo_t *cr, double xc, double yc, double radius, double angle1, double angle2), (cr, xc, yc, radius, angle1, angle2) ) |
| | 61 | wxDL_VOIDMETHOD_DEFINE( cairo_arc_negative, |
| | 62 | (cairo_t *cr, double xc, double yc, double radius, double angle1, double angle2), (cr, xc, yc, radius, angle1, angle2) ) |
| | 63 | wxDL_VOIDMETHOD_DEFINE( cairo_clip, |
| | 64 | (cairo_t *cr), (cr) ) |
| | 65 | wxDL_VOIDMETHOD_DEFINE( cairo_close_path, |
| | 66 | (cairo_t *cr), (cr) ) |
| | 67 | wxDL_METHOD_DEFINE( cairo_t*, cairo_create, |
| | 68 | (cairo_surface_t *target), (target), NULL) |
| | 69 | wxDL_VOIDMETHOD_DEFINE( cairo_curve_to, |
| | 70 | (cairo_t *cr, double x1, double y1, double x2, double y2, double x3, double y3), (cr, x1, y1, x2, y2, x3, y3) ) |
| | 71 | wxDL_VOIDMETHOD_DEFINE( cairo_destroy, |
| | 72 | (cairo_t *cr), (cr) ) |
| | 73 | wxDL_VOIDMETHOD_DEFINE( cairo_fill, |
| | 74 | (cairo_t *cr), (cr) ) |
| | 75 | wxDL_VOIDMETHOD_DEFINE( cairo_fill_preserve, |
| | 76 | (cairo_t *cr), (cr) ) |
| | 77 | wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_get_target, |
| | 78 | (cairo_t *cr), (cr), NULL) |
| | 79 | wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_image_surface_create_for_data, |
| | 80 | (unsigned char *data, cairo_format_t format, int width, int height, int stride), (data, format, width, height, stride), NULL) |
| | 81 | wxDL_VOIDMETHOD_DEFINE( cairo_line_to, |
| | 82 | (cairo_t *cr, double x, double y), (cr, x, y) ) |
| | 83 | wxDL_VOIDMETHOD_DEFINE( cairo_move_to, |
| | 84 | (cairo_t *cr, double x, double y), (cr, x, y) ) |
| | 85 | wxDL_VOIDMETHOD_DEFINE( cairo_new_path, |
| | 86 | (cairo_t *cr), (cr) ) |
| | 87 | wxDL_VOIDMETHOD_DEFINE( cairo_paint, |
| | 88 | (cairo_t *cr), (cr) ) |
| | 89 | wxDL_VOIDMETHOD_DEFINE( cairo_pattern_add_color_stop_rgba, |
| | 90 | (cairo_pattern_t *pattern, double offset, double red, double green, double blue, double alpha), (pattern, offset, red, green, blue, alpha) ) |
| | 91 | wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_for_surface, |
| | 92 | (cairo_surface_t *surface), (surface), NULL) |
| | 93 | wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_linear, |
| | 94 | (double x0, double y0, double x1, double y1), (x0, y0, x1, y1), NULL) |
| | 95 | wxDL_METHOD_DEFINE( cairo_pattern_t*, cairo_pattern_create_radial, |
| | 96 | (double cx0, double cy0, double radius0, double cx1, double cy1, double radius1), (cx0, cy0, radius0, cx1, cy1, radius1), NULL) |
| | 97 | wxDL_VOIDMETHOD_DEFINE( cairo_pattern_destroy, |
| | 98 | (cairo_pattern_t *pattern), (pattern) ) |
| | 99 | wxDL_VOIDMETHOD_DEFINE( cairo_pattern_set_extend, |
| | 100 | (cairo_pattern_t *pattern, cairo_extend_t extend), (pattern, extend) ) |
| | 101 | wxDL_VOIDMETHOD_DEFINE( cairo_pattern_set_filter, |
| | 102 | (cairo_pattern_t *pattern, cairo_filter_t filter), (pattern, filter) ) |
| | 103 | wxDL_VOIDMETHOD_DEFINE( cairo_rectangle, |
| | 104 | (cairo_t *cr, double x, double y, double width, double height), (cr, x, y, width, height) ) |
| | 105 | wxDL_METHOD_DEFINE( cairo_t*, cairo_reference, |
| | 106 | (cairo_t *cr), (cr), NULL ) |
| | 107 | wxDL_VOIDMETHOD_DEFINE( cairo_reset_clip, |
| | 108 | (cairo_t *cr), (cr) ) |
| | 109 | wxDL_VOIDMETHOD_DEFINE( cairo_restore, |
| | 110 | (cairo_t *cr), (cr) ) |
| | 111 | wxDL_VOIDMETHOD_DEFINE( cairo_rotate, |
| | 112 | (cairo_t *cr, double angle), (cr, angle) ) |
| | 113 | wxDL_VOIDMETHOD_DEFINE( cairo_save, |
| | 114 | (cairo_t *cr), (cr) ) |
| | 115 | wxDL_VOIDMETHOD_DEFINE( cairo_scale, |
| | 116 | (cairo_t *cr, double sx, double sy), (cr, sx, sy) ) |
| | 117 | wxDL_VOIDMETHOD_DEFINE( cairo_set_dash, |
| | 118 | (cairo_t *cr, const double *dashes, int num_dashes, double offset), (cr, dashes, num_dashes, offset) ) |
| | 119 | wxDL_VOIDMETHOD_DEFINE( cairo_set_fill_rule, |
| | 120 | (cairo_t *cr, cairo_fill_rule_t fill_rule), (cr, fill_rule) ) |
| | 121 | wxDL_VOIDMETHOD_DEFINE( cairo_set_line_cap, |
| | 122 | (cairo_t *cr, cairo_line_cap_t line_cap), (cr, line_cap) ) |
| | 123 | wxDL_VOIDMETHOD_DEFINE( cairo_set_line_join, |
| | 124 | (cairo_t *cr, cairo_line_join_t line_join), (cr, line_join) ) |
| | 125 | wxDL_VOIDMETHOD_DEFINE( cairo_set_line_width, |
| | 126 | (cairo_t *cr, double width), (cr, width) ) |
| | 127 | wxDL_VOIDMETHOD_DEFINE( cairo_set_operator, |
| | 128 | (cairo_t *cr, cairo_operator_t op), (cr, op) ) |
| | 129 | wxDL_VOIDMETHOD_DEFINE( cairo_set_source, |
| | 130 | (cairo_t *cr, cairo_pattern_t *source), (cr, source) ) |
| | 131 | wxDL_VOIDMETHOD_DEFINE( cairo_set_source_rgba, |
| | 132 | (cairo_t *cr, double red, double green, double blue, double alpha), (cr, red, green, blue, alpha) ) |
| | 133 | wxDL_VOIDMETHOD_DEFINE( cairo_stroke, |
| | 134 | (cairo_t *cr), (cr) ) |
| | 135 | wxDL_VOIDMETHOD_DEFINE( cairo_stroke_preserve, |
| | 136 | (cairo_t *cr), (cr) ) |
| | 137 | wxDL_METHOD_DEFINE( cairo_surface_t*, cairo_surface_create_similar, |
| | 138 | (cairo_surface_t *other, cairo_content_t content, int width, int height), (other, content, width, height), NULL) |
| | 139 | wxDL_VOIDMETHOD_DEFINE( cairo_surface_destroy, |
| | 140 | (cairo_surface_t *surface), (surface) ) |
| | 141 | wxDL_VOIDMETHOD_DEFINE( cairo_translate, |
| | 142 | (cairo_t *cr, double tx, double ty), (cr, tx, ty) ) |
| | 143 | |
| | 144 | wxDL_VOIDMETHOD_DEFINE( pango_cairo_update_layout, |
| | 145 | (cairo_t *cr, PangoLayout *layout), (cr, layout) ) |
| | 146 | wxDL_VOIDMETHOD_DEFINE( pango_cairo_show_layout, |
| | 147 | (cairo_t *cr, PangoLayout *layout), (cr, layout) ) |
| | 148 | |
| | 149 | wxDECLARE_NO_COPY_CLASS(wxCairoLibrary); |
| | 150 | }; |
| | 151 | |
| | 152 | #endif // wxUSE_CAIRO |
| | 153 | |
| | 154 | #endif // _WX_CAIRO_H_BASE_ |
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