Exemplo n.º 1
0
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
    double x1, y1, x2, y2;

    cairo_move_to (cr, 0.0, 0.0);
    cairo_line_to (cr, 100.0, 100.0);
    cairo_set_line_width (cr, 0.0);

    cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
    cairo_set_line_join (cr, CAIRO_LINE_JOIN_MITER);
    cairo_stroke_extents (cr, &x1, &y1, &x2, &y2);
    cairo_in_stroke (cr, 50, 50);
    cairo_stroke_preserve (cr);

    cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
    cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
    cairo_stroke_extents (cr, &x1, &y1, &x2, &y2);
    cairo_in_stroke (cr, 50, 50);
    cairo_stroke_preserve (cr);

    cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE);
    cairo_set_line_join (cr, CAIRO_LINE_JOIN_BEVEL);
    cairo_stroke_extents (cr, &x1, &y1, &x2, &y2);
    cairo_in_stroke (cr, 50, 50);
    cairo_stroke (cr);

    return CAIRO_TEST_SUCCESS;
}
Exemplo n.º 2
0
static PyObject *
pycairo_stroke_extents (PycairoContext *o) {
  double x1, y1, x2, y2;
  cairo_stroke_extents (o->ctx, &x1, &y1, &x2, &y2);
  RETURN_NULL_IF_CAIRO_CONTEXT_ERROR(o->ctx);
  return Py_BuildValue("(dddd)", x1, y1, x2, y2);
}
Exemplo n.º 3
0
gfxRect
gfxContext::GetUserStrokeExtent()
{
    double xmin, ymin, xmax, ymax;
    cairo_stroke_extents(mCairo, &xmin, &ymin, &xmax, &ymax);
    return gfxRect(xmin, ymin, xmax - xmin, ymax - ymin);
}
Exemplo n.º 4
0
static inline void drawPathShadow(GraphicsContext* context, PathDrawingStyle drawingStyle)
{
    ShadowBlur& shadow = context->platformContext()->shadowBlur();
    if (shadow.type() == ShadowBlur::NoShadow)
        return;

    // Calculate the extents of the rendered solid paths.
    cairo_t* cairoContext = context->platformContext()->cr();
    OwnPtr<cairo_path_t> path = adoptPtr(cairo_copy_path(cairoContext));

    FloatRect solidFigureExtents;
    double x0 = 0;
    double x1 = 0;
    double y0 = 0;
    double y1 = 0;
    if (drawingStyle & Stroke) {
        cairo_stroke_extents(cairoContext, &x0, &y0, &x1, &y1);
        solidFigureExtents = FloatRect(x0, y0, x1 - x0, y1 - y0);
    }
    if (drawingStyle & Fill) {
        cairo_fill_extents(cairoContext, &x0, &y0, &x1, &y1);
        FloatRect fillExtents(x0, y0, x1 - x0, y1 - y0);
        solidFigureExtents.unite(fillExtents);
    }

    GraphicsContext* shadowContext = shadow.beginShadowLayer(context, solidFigureExtents);
    if (!shadowContext)
        return;

    cairo_t* cairoShadowContext = shadowContext->platformContext()->cr();

    // It's important to copy the context properties to the new shadow
    // context to preserve things such as the fill rule and stroke width.
    copyContextProperties(cairoContext, cairoShadowContext);

    if (drawingStyle & Fill) {
        cairo_save(cairoShadowContext);
        cairo_append_path(cairoShadowContext, path.get());
        shadowContext->platformContext()->prepareForFilling(context->state(), PlatformContextCairo::NoAdjustment);
        cairo_fill(cairoShadowContext);
        cairo_restore(cairoShadowContext);
    }

    if (drawingStyle & Stroke) {
        cairo_append_path(cairoShadowContext, path.get());
        shadowContext->platformContext()->prepareForStroking(context->state(), PlatformContextCairo::DoNotPreserveAlpha);
        cairo_stroke(cairoShadowContext);
    }

    // The original path may still be hanging around on the context and endShadowLayer
    // will take care of properly creating a path to draw the result shadow. We remove the path
    // temporarily and then restore it.
    // See: https://bugs.webkit.org/show_bug.cgi?id=108897
    cairo_new_path(cairoContext);
    shadow.endShadowLayer(context);
    cairo_append_path(cairoContext, path.get());
}
static PyObject *
pycairo_stroke_extents (PycairoContext *o)
{
    double x1, y1, x2, y2;
    cairo_stroke_extents (o->ctx, &x1, &y1, &x2, &y2);
    if (Pycairo_Check_Status (cairo_status (o->ctx)))
	return NULL;
    return Py_BuildValue("(dddd)", x1, y1, x2, y2);
}
Exemplo n.º 6
0
static inline void drawPathShadow(GraphicsContext* context, PathDrawingStyle drawingStyle)
{
    ShadowBlur& shadow = context->platformContext()->shadowBlur();
    if (shadow.type() == ShadowBlur::NoShadow)
        return;

    // Calculate the extents of the rendered solid paths.
    cairo_t* cairoContext = context->platformContext()->cr();
    OwnPtr<cairo_path_t> path = adoptPtr(cairo_copy_path(cairoContext));

    FloatRect solidFigureExtents;
    double x0 = 0;
    double x1 = 0;
    double y0 = 0;
    double y1 = 0;
    if (drawingStyle & Stroke) {
        cairo_stroke_extents(cairoContext, &x0, &y0, &x1, &y1);
        solidFigureExtents = FloatRect(x0, y0, x1 - x0, y1 - y0);
    }
    if (drawingStyle & Fill) {
        cairo_fill_extents(cairoContext, &x0, &y0, &x1, &y1);
        FloatRect fillExtents(x0, y0, x1 - x0, y1 - y0);
        solidFigureExtents.unite(fillExtents);
    }

    GraphicsContext* shadowContext = shadow.beginShadowLayer(context, solidFigureExtents);
    if (!shadowContext)
        return;

    cairo_t* cairoShadowContext = shadowContext->platformContext()->cr();

    // It's important to copy the context properties to the new shadow
    // context to preserve things such as the fill rule and stroke width.
    copyContextProperties(cairoContext, cairoShadowContext);

    if (drawingStyle & Fill) {
        cairo_save(cairoShadowContext);
        cairo_append_path(cairoShadowContext, path.get());
        shadowContext->platformContext()->prepareForFilling(context->state(), PlatformContextCairo::NoAdjustment);
        cairo_clip(cairoShadowContext);
        cairo_paint(cairoShadowContext);
        cairo_restore(cairoShadowContext);
    }

    if (drawingStyle & Stroke) {
        cairo_append_path(cairoShadowContext, path.get());
        shadowContext->platformContext()->prepareForStroking(context->state(), PlatformContextCairo::DoNotPreserveAlpha);
        cairo_stroke(cairoShadowContext);
    }

    shadow.endShadowLayer(context);

    // ShadowBlur::endShadowLayer destroys the current path on the Cairo context. We restore it here.
    cairo_new_path(cairoContext);
    cairo_append_path(cairoContext, path.get());
}
Exemplo n.º 7
0
static int
cr_stroke_extents (lua_State *L) {
    cairo_t **obj = luaL_checkudata(L, 1, OOCAIRO_MT_NAME_CONTEXT);
    double x1, y1, x2, y2;
    cairo_stroke_extents(*obj, &x1, &y1, &x2, &y2);
    lua_pushnumber(L, x1);
    lua_pushnumber(L, y1);
    lua_pushnumber(L, x2);
    lua_pushnumber(L, y2);
    return 4;
}
Exemplo n.º 8
0
FloatRect Path::boundingRect() const
{
    cairo_t* cr = platformPath()->m_cr;
    double x0, x1, y0, y1;
#if CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1, 6, 0)
    cairo_path_extents(cr, &x0, &y0, &x1, &y1);
#else
    cairo_stroke_extents(cr, &x0, &y0, &x1, &y1);
#endif
    return FloatRect(x0, y0, x1 - x0, y1 - y0);
}
Exemplo n.º 9
0
FloatRect Path::strokeBoundingRect(StrokeStyleApplier* applier) const
{
    cairo_t* cr = platformPath()->context();
    if (applier) {
        GraphicsContext gc(cr);
        applier->strokeStyle(&gc);
    }

    double x0, x1, y0, y1;
    cairo_stroke_extents(cr, &x0, &y0, &x1, &y1);
    return FloatRect(x0, y0, x1 - x0, y1 - y0);
}
Exemplo n.º 10
0
FloatRect RenderPath::strokeBBox() const
{
    // TODO: this implementation is naive

    cairo_t* cr = path().platformPath()->m_cr;

    double x0, x1, y0, y1;
    cairo_stroke_extents(cr, &x0, &y0, &x1, &y1);
    FloatRect bbox = FloatRect(x0, y0, x1 - x0, y1 - y0);

    return bbox;
}
Exemplo n.º 11
0
/* Rectangular extents */
static VALUE
cr_stroke_extents (VALUE self)
{
  double extents[4];
  if (rb_block_given_p ())
    {
      cr_new_path (self);
      rb_yield (self);
    }
  cairo_stroke_extents (_SELF, extents, extents + 1, extents + 2, extents + 3);
  return rb_cairo__float_array (extents, 4);
}
Exemplo n.º 12
0
Rect
PathCairo::GetStrokedBounds(const StrokeOptions &aStrokeOptions,
                            const Matrix &aTransform) const
{
  EnsureContainingContext();

  double x1, y1, x2, y2;

  SetCairoStrokeOptions(mContainingContext, aStrokeOptions);

  cairo_stroke_extents(mContainingContext, &x1, &y1, &x2, &y2);
  Rect bounds((Float)x1, (Float)y1, (Float)(x2 - x1), (Float)(y2 - y1));
  return aTransform.TransformBounds(bounds);
}
Exemplo n.º 13
0
FloatRect Path::strokeBoundingRect(StrokeStyleApplier* applier) const
{
    // Should this be isEmpty() or can an empty path have a non-zero origin?
    if (isNull())
        return FloatRect();

    cairo_t* cr = platformPath()->context();
    if (applier) {
        GraphicsContext gc(cr);
        applier->strokeStyle(&gc);
    }

    double x0, x1, y0, y1;
    cairo_stroke_extents(cr, &x0, &y0, &x1, &y1);
    return FloatRect(x0, y0, x1 - x0, y1 - y0);
}
Exemplo n.º 14
0
CAMLprim value
ml_cairo_stroke_extents (value v_cr)
{
  double x1, y1, x2, y2;
  cairo_stroke_extents (cairo_t_val (v_cr), &x1, &y1, &x2, &y2);
  check_cairo_status (v_cr);
  {
    CAMLparam0 ();
    CAMLlocal1 (t);
    t = caml_alloc_tuple (4);
    Store_field (t, 0, caml_copy_double (x1));
    Store_field (t, 1, caml_copy_double (y1));
    Store_field (t, 2, caml_copy_double (x2));
    Store_field (t, 3, caml_copy_double (y2));
    CAMLreturn (t);
  }
}
Exemplo n.º 15
0
static int cairo_stroke_extents_l( lua_State* L )
{
  double x1 = 0.0;
  double y1 = 0.0;
  double x2 = 0.0;
  double y2 = 0.0;
  lua_cairo_t* lc = lua_cairo_check( L, 1 );

  cairo_stroke_extents( lc->cairo, &x1, &y1, &x2, &y2 );

  lua_pushnumber( L, x1 );
  lua_pushnumber( L, y1 );
  lua_pushnumber( L, x2 );
  lua_pushnumber( L, y2 );

  return( 4 );
}
Exemplo n.º 16
0
static void
goc_polyline_update_bounds (GocItem *item)
{
	cairo_surface_t *surface;
	cairo_t *cr;

	surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1);
	cr = cairo_create (surface);

	if (goc_polyline_prepare_draw (item, cr, 0)) {
		cairo_stroke_extents (cr, &item->x0, &item->y0, &item->x1, &item->y1);
	} else {
		item->x0 = item->y0 = G_MAXDOUBLE;
		item->x1 = item->y1 = -G_MAXDOUBLE;
	}

	cairo_destroy (cr);
	cairo_surface_destroy (surface);
}
wxSVGRect wxSVGCanvasPathCairo::GetResultBBox(const wxCSSStyleDeclaration& style, const wxSVGMatrix& matrix) {
	if (&matrix) {
		cairo_matrix_t m;
		cairo_matrix_init(&m, matrix.GetA(), matrix.GetB(), matrix.GetC(), matrix.GetD(), matrix.GetE(), matrix.GetF());
		cairo_set_matrix(m_cr, &m);
	}
	ApplyStrokeStyle(m_cr, style);
	double x1, y1, x2, y2;
	if (style.GetStrokeWidth() > 0)
		cairo_stroke_extents(m_cr, &x1, &y1, &x2, &y2);
	else
		cairo_fill_extents(m_cr, &x1, &y1, &x2, &y2);
	if (&matrix) {
		cairo_matrix_t mat;
		cairo_matrix_init(&mat, 1, 0, 0, 1, 0, 0);
		cairo_set_matrix(m_cr, &mat);
	}
	return wxSVGRect(x1, y1, x2 - x1, y2 - y1);
}
Exemplo n.º 18
0
	void lime_cairo_stroke_extents (value handle, double x1, double y1, double x2, double y2) {
		
		cairo_stroke_extents ((cairo_t*)val_data (handle), &x1, &y1, &x2, &y2);
		
	}
Exemplo n.º 19
0
	void lime_cairo_stroke_extents (double handle, double x1, double y1, double x2, double y2) {
		
		cairo_stroke_extents ((cairo_t*)(intptr_t)handle, &x1, &y1, &x2, &y2);
		
	}
Exemplo n.º 20
0
void Context::strokeExtents( double *x1, double *y1, double *x2, double *y2 )
{
	cairo_stroke_extents( mCairo, x1, y1, x2, y2 );
}
Exemplo n.º 21
0
static void
draw_check_if_object_is_in_selected_area (cairo_t *cairoTarget,
		gboolean isStroke, gerbv_selection_info_t *selectionInfo,
		gerbv_image_t *image, struct gerbv_net *net,
		enum draw_mode drawMode)
{
	gerbv_selection_item_t sItem = {image, net};
	gdouble corner1X, corner1Y, corner2X, corner2Y;
	gdouble x1, x2, y1, y2;
	gdouble minX, minY, maxX, maxY;

	corner1X = selectionInfo->lowerLeftX;
	corner1Y = selectionInfo->lowerLeftY;
	corner2X = selectionInfo->upperRightX;
	corner2Y = selectionInfo->upperRightY;

	/* calculate the coordinate of the user's click in the current
	   transformation matrix */
	cairo_device_to_user (cairoTarget, &corner1X, &corner1Y);
	cairo_device_to_user (cairoTarget, &corner2X, &corner2Y);

	switch (selectionInfo->type) {
	case GERBV_SELECTION_POINT_CLICK:
		/* use the cairo in_fill routine to see if the point is within the
		   drawn area */
		if ((isStroke && cairo_in_stroke (cairoTarget, corner1X, corner1Y)) ||
			(!isStroke && cairo_in_fill (cairoTarget, corner1X, corner1Y))) {

			if (!draw_net_is_in_selection_buffer_remove (net,
					selectionInfo,
					(drawMode == FIND_SELECTIONS_TOGGLE))) {
				selection_add_item (selectionInfo, &sItem);
			}
		}
		break;

	case GERBV_SELECTION_DRAG_BOX:
		/* we can't assume the "lowerleft" corner is actually in the lower left,
		   since the cairo transformation matrix may be mirrored,etc */
		minX = MIN(corner1X,corner2X);
		maxX = MAX(corner1X,corner2X);
		minY = MIN(corner1Y,corner2Y);
		maxY = MAX(corner1Y,corner2Y);

		if (isStroke)
			cairo_stroke_extents (cairoTarget, &x1, &y1, &x2, &y2);
		else
			cairo_fill_extents (cairoTarget, &x1, &y1, &x2, &y2);

		if ((minX < x1) && (minY < y1) && (maxX > x2) && (maxY > y2)) {
			if (!draw_net_is_in_selection_buffer_remove (net,
					selectionInfo,
					(drawMode == FIND_SELECTIONS_TOGGLE))) {
				selection_add_item (selectionInfo, &sItem);
			}
		}
		break;
	default:
		break;
	}
	/* clear the path, since we didn't actually draw it and cairo
		 doesn't reset it after the previous calls */
	cairo_new_path (cairoTarget);
}
svg_status_t _svg_android_set_gradient (svg_android_t *svg_android,
			   svg_gradient_t *gradient,
			   svg_android_render_type_t type)
{
	svg_gradient_stop_t *stop;
	int i;
	jobject matrix, gradient_matrix;
	jobject gradient_shader = NULL;

	matrix = ANDROID_IDENTITY_MATRIX(svg_android);

	switch (gradient->units) {
	case SVG_GRADIENT_UNITS_USER:
		break;
	case SVG_GRADIENT_UNITS_BBOX:
	{
		jfloatArray farr;
		jfloat *coords;
		
		farr = ANDROID_PATH_GET_BOUNDS(svg_android, svg_android->state->path);
		
		coords = (*(svg_android->env))->GetFloatArrayElements((svg_android->env), farr, 0);

		// Maybe we need to add the stroke width to be correct here? (if type == SVG_ANDROID_RENDER_TYPE_STROKE)
		ANDROID_MATRIX_TRANSLATE(svg_android, matrix, coords[0], coords[1]);
		ANDROID_MATRIX_SCALE(svg_android, matrix, coords[2] - coords[0], coords[3] - coords[1]);
		(*(svg_android->env))->ReleaseFloatArrayElements(svg_android->env, farr, coords, 0);		
		
#if 0 // note here how the cairo version checks for fill or stroke, the extents might be different.. but for android I use the bounds of the path, this doesn't account for stroke painting outside..
		double x1, y1, x2, y2;

		if (type == SVG_ANDROID_RENDER_TYPE_FILL)
			cairo_fill_extents (svg_android->cr, &x1, &y1, &x2, &y2);
		else
			cairo_stroke_extents (svg_android->cr, &x1, &y1, &x2, &y2);

		cairo_matrix_translate (&matrix, x1, y1);
		cairo_matrix_scale (&matrix, x2 - x1, y2 - y1);

#endif
		svg_android->state->bbox = 1;
	} break;
	}

	// create java float array for the stops offsets, and int array for the colors
	jfloat offsets[gradient->num_stops];
	jint colors[gradient->num_stops];
	for (i = 0; i < gradient->num_stops; i++) {
		stop = &gradient->stops[i];
		offsets[i] = stop->offset;
		unsigned long r, g, b, o;
		r = svg_color_get_red (&stop->color);
		g = svg_color_get_green (&stop->color);
		b = svg_color_get_blue (&stop->color);
		o = (unsigned long)(stop->opacity * 255.0);
		colors[i] =
			(o & 0xff) << 24 |
			(r & 0xff) << 16 |
			(g & 0xff) << 8 |
			(b & 0xff);		
	}
	jfloatArray offsets_a;
	jintArray colors_a;
	offsets_a = (*(svg_android->env))->NewFloatArray(svg_android->env, gradient->num_stops);
	colors_a = (*(svg_android->env))->NewIntArray(svg_android->env, gradient->num_stops);

	(*(svg_android->env))->SetFloatArrayRegion(svg_android->env, offsets_a, 0, gradient->num_stops, offsets);
	(*(svg_android->env))->SetIntArrayRegion(svg_android->env, colors_a, 0, gradient->num_stops, colors);

	int spreadType = 2;
	
	switch (gradient->spread) {
	case SVG_GRADIENT_SPREAD_REPEAT:
		spreadType = 0;
		break;
	case SVG_GRADIENT_SPREAD_REFLECT:
		spreadType = 1;
		break;
	default:
		spreadType = 2;
		break;
	}
	    
	switch (gradient->type) {
	case SVG_GRADIENT_LINEAR:
	{
		double x1, y1, x2, y2;

		_svg_android_length_to_pixel (svg_android, &gradient->u.linear.x1, &x1);
		_svg_android_length_to_pixel (svg_android, &gradient->u.linear.y1, &y1);
		_svg_android_length_to_pixel (svg_android, &gradient->u.linear.x2, &x2);
		_svg_android_length_to_pixel (svg_android, &gradient->u.linear.y2, &y2);

		if((*(svg_android->env))->ExceptionOccurred(svg_android->env)) {
			(*(svg_android->env))->ExceptionDescribe(svg_android->env);
		}
		gradient_shader = ANDROID_CREATE_LINEAR_GRADIENT(svg_android, x1, y1, x2, y2, colors_a, offsets_a, spreadType);
		if((*(svg_android->env))->ExceptionOccurred(svg_android->env)) {
			(*(svg_android->env))->ExceptionDescribe(svg_android->env);
		}
	}
	break;
	case SVG_GRADIENT_RADIAL:
	{
		double cx, cy, r, fx, fy;
      
		_svg_android_length_to_pixel (svg_android, &gradient->u.radial.cx, &cx);
		_svg_android_length_to_pixel (svg_android, &gradient->u.radial.cy, &cy);
		_svg_android_length_to_pixel (svg_android, &gradient->u.radial.r, &r);
		_svg_android_length_to_pixel (svg_android, &gradient->u.radial.fx, &fx);
		_svg_android_length_to_pixel (svg_android, &gradient->u.radial.fy, &fy);

		gradient_shader = ANDROID_CREATE_RADIAL_GRADIENT(svg_android, fx, fy, r, colors_a, offsets_a, spreadType);
#if 0 // note here that there is a start and an end circel, android doesn't support that. The end circle in Android always have the same coords as the start circle
		pattern = cairo_pattern_create_radial (fx, fy, 0.0, cx, cy, r);
#endif
	} break;
	}    

	gradient_matrix = ANDROID_MATRIX_CREATE(svg_android,
						gradient->transform[0], gradient->transform[1],
						gradient->transform[2], gradient->transform[3],
						gradient->transform[4], gradient->transform[5]);
	ANDROID_MATRIX_MULTIPLY(svg_android, matrix, gradient_matrix);

	ANDROID_MATRIX_MULTIPLY(svg_android, matrix, svg_android->state->matrix);
	
	if(svg_android->fit_to_area)
		ANDROID_MATRIX_MULTIPLY(svg_android, matrix, svg_android->fit_to_MATRIX);

	if(gradient_shader) {
		ANDROID_SHADER_SET_MATRIX(svg_android, gradient_shader, matrix);
		ANDROID_PAINT_SET_SHADER(svg_android, gradient_shader);
	}
	
	svg_android->state->bbox = 0;
    
	return SVG_STATUS_SUCCESS;
}
Exemplo n.º 23
0
static cairo_bool_t
check_extents (const cairo_test_context_t *ctx,
	       const char *message, cairo_t *cr, enum ExtentsType type,
               enum Relation relation,
               double x, double y, double width, double height)
{
    double ext_x1, ext_y1, ext_x2, ext_y2;
    const char *type_string;
    const char *relation_string;

    switch (type) {
    default:
    case FILL:
        type_string = "fill";
        cairo_fill_extents (cr, &ext_x1, &ext_y1, &ext_x2, &ext_y2);
        break;
    case STROKE:
        type_string = "stroke";
        cairo_stroke_extents (cr, &ext_x1, &ext_y1, &ext_x2, &ext_y2);
        break;
    case PATH:
        type_string = "path";
        cairo_path_extents (cr, &ext_x1, &ext_y1, &ext_x2, &ext_y2);
        break;
    }

    /* ignore results after an error occurs */
    if (cairo_status (cr))
	return 1;

    /* let empty rects match */
    if ((ext_x1 == ext_x2 || ext_y1 == ext_y2) && (width == 0 || height == 0))
        return 1;

    switch (relation) {
    default:
    case EQUALS:
        relation_string = "equal";
        if (ext_x1 == x && ext_y1 == y && ext_x2 == x + width && ext_y2 == y + height)
            return 1;
        break;
    case APPROX_EQUALS:
        relation_string = "approx. equal";
        if (fabs (ext_x1 - x) < 1. &&
	    fabs (ext_y1 - y) < 1. &&
	    fabs (ext_x2 - (x + width))  < 1. &&
	    fabs (ext_y2 - (y + height)) < 1.)
	{
            return 1;
	}
        break;
    case CONTAINS:
        relation_string = "contain";
        if (width == 0 || height == 0) {
            /* odd test that doesn't really test anything... */
            return 1;
        }
        if (ext_x1 <= x && ext_y1 <= y && ext_x2 >= x + width && ext_y2 >= y + height)
            return 1;
        break;
    }

    cairo_test_log (ctx, "Error: %s; %s extents (%g, %g) x (%g, %g) should %s (%g, %g) x (%g, %g)\n",
                    message, type_string,
                    ext_x1, ext_y1, ext_x2 - ext_x1, ext_y2 - ext_y1,
                    relation_string,
                    x, y, width, height);
    return 0;
}