Class: Cairo::RecordingSurface
- Defined in:
- ext/cairo/rb_cairo_surface.c
Instance Method Summary collapse
- #extents ⇒ Object
-
#initialize ⇒ Object
constructor
recording surface functions.
- #ink_extents ⇒ Object
Methods inherited from Surface
#clone, #content, #copy_page, #create_similar, #create_similar_image, #destroy, #device, #device_offset, #device_scale, #dup, #fallback_resolution, #finish, #flush, #font_options, #get_mime_data, gl_supported?, gl_texture_supported?, image_supported?, #map_to_image, #mark_dirty, pdf_supported?, ps_supported?, quartz_image_supported?, quartz_supported?, recording_supported?, #reference_count, script_supported?, #set_device_offset, #set_device_scale, #set_fallback_resolution, #set_mime_data, #show_page, #sub_rectangle_surface, supported?, #supported_mime_type?, svg_supported?, tee_supported?, #unmap_image, win32_printing_supported?, win32_supported?, #write_to_png, xml_supported?
Constructor Details
#initialize ⇒ Object
recording surface functions
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# File 'ext/cairo/rb_cairo_surface.c', line 1603 static VALUE cr_recording_surface_initialize (int argc, VALUE *argv, VALUE self) { VALUE arg1, arg2, arg3, arg4, arg5; cairo_surface_t *surface; cairo_content_t content = CAIRO_CONTENT_COLOR_ALPHA; cairo_rectangle_t extents; const char * = "invalid argument (expect " "(x, y, width, height), " "([x, y, width, height])," "(x, y, width, height, content) or " "([x, y, width, height], content)): %s"; rb_scan_args (argc, argv, "14", &arg1, &arg2, &arg3, &arg4, &arg5); if (argc == 1 || argc == 2) { VALUE rb_extents; rb_extents = rb_check_array_type (arg1); if (RARRAY_LEN (rb_extents) != 4) rb_raise (rb_eArgError, , rb_cairo__inspect (arg1)); extents.x = NUM2DBL (RARRAY_PTR (rb_extents)[0]); extents.y = NUM2DBL (RARRAY_PTR (rb_extents)[1]); extents.width = NUM2DBL (RARRAY_PTR (rb_extents)[2]); extents.height = NUM2DBL (RARRAY_PTR (rb_extents)[3]); if (!NIL_P (arg2)) content = RVAL2CRCONTENT (arg2); } else if (argc == 4 || argc == 5) { extents.x = NUM2DBL (arg1); extents.y = NUM2DBL (arg2); extents.width = NUM2DBL (arg3); extents.height = NUM2DBL (arg4); if (!NIL_P (arg5)) content = RVAL2CRCONTENT (arg5); } else { rb_raise (rb_eArgError, , rb_cairo__inspect (rb_ary_new4 (argc, argv))); } surface = cairo_recording_surface_create (content, &extents); rb_cairo_surface_check_status (surface); DATA_PTR (self) = surface; if (rb_block_given_p ()) rb_cairo__surface_yield_and_finish (self); return Qnil; } |
Instance Method Details
#extents ⇒ Object
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# File 'ext/cairo/rb_cairo_surface.c', line 1670 static VALUE cr_recording_surface_get_extents (VALUE self) { cairo_surface_t *surface; cairo_rectangle_t extents; surface = _SELF; cairo_recording_surface_get_extents (surface, &extents); rb_cairo_surface_check_status (surface); return rb_ary_new3 (4, rb_float_new (extents.x), rb_float_new (extents.y), rb_float_new (extents.width), rb_float_new (extents.height)); } |
#ink_extents ⇒ Object
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# File 'ext/cairo/rb_cairo_surface.c', line 1655 static VALUE cr_recording_surface_get_ink_extents (VALUE self) { cairo_surface_t *surface; double x, y, width, height; surface = _SELF; cairo_recording_surface_ink_extents (surface, &x, &y, &width, &height); rb_cairo_surface_check_status (surface); return rb_ary_new3 (4, rb_float_new (x), rb_float_new (y), rb_float_new (width), rb_float_new (height)); } |