boxes.h File Reference

void meta_rectangle_clamp_to_fit_into_region	(	const GList *	spanning_rects,
		FixedDirections	fixed_directions,
		MetaRectangle *	rect,
		const MetaRectangle *	min_size
	)

Definition at line 798 of file boxes.c.

References FIXED_DIRECTION_X, FIXED_DIRECTION_Y, _MetaRectangle::height, meta_warning(), NULL, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by do_screen_and_xinerama_relative_constraints(), and test_clamping_to_region().

void meta_rectangle_clip_to_region	(	const GList *	spanning_rects,
		FixedDirections	fixed_directions,
		MetaRectangle *	rect
	)

Definition at line 868 of file boxes.c.

References FIXED_DIRECTION_X, FIXED_DIRECTION_Y, _MetaRectangle::height, meta_rectangle_area(), meta_rectangle_intersect(), meta_warning(), NULL, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by do_screen_and_xinerama_relative_constraints(), ensure_work_areas_validated(), and test_clipping_to_region().

gboolean meta_rectangle_contained_in_region	(	const GList *	spanning_rects,
		const MetaRectangle *	rect
	)

Definition at line 761 of file boxes.c.

References FALSE, meta_rectangle_contains_rect(), and NULL.

Referenced by do_screen_and_xinerama_relative_constraints(), test_clipping_to_region(), test_region_fitting(), test_shoving_into_region(), and update_onscreen_requirements().

gboolean meta_rectangle_contains_rect	(	const MetaRectangle *	outer_rect,
		const MetaRectangle *	inner_rect
	)

Definition at line 238 of file boxes.c.

References _MetaRectangle::height, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by find_first_fit(), merge_spanning_rects_in_region(), meta_rectangle_contained_in_region(), meta_screen_get_current_xinerama(), and test_basic_fitting().

gboolean meta_rectangle_could_fit_in_region	(	const GList *	spanning_rects,
		const MetaRectangle *	rect
	)

Definition at line 743 of file boxes.c.

References FALSE, meta_rectangle_could_fit_rect(), and NULL.

Referenced by do_screen_and_xinerama_relative_constraints(), test_clamping_to_region(), test_region_fitting(), and test_shoving_into_region().

gboolean meta_rectangle_could_fit_rect	(	const MetaRectangle *	outer_rect,
		const MetaRectangle *	inner_rect
	)

Definition at line 230 of file boxes.c.

References _MetaRectangle::height, and _MetaRectangle::width.

Referenced by constrain_fullscreen(), constrain_size_limits(), meta_rectangle_could_fit_in_region(), and test_basic_fitting().

gboolean meta_rectangle_edge_aligns	(	const MetaRectangle *	rect,
		const MetaEdge *	edge
	)

Definition at line 1108 of file boxes.c.

References BOX_BOTTOM, BOX_LEFT, BOX_RIGHT, BOX_TOP, META_DIRECTION_BOTTOM, META_DIRECTION_LEFT, META_DIRECTION_RIGHT, META_DIRECTION_TOP, _MetaEdge::rect, and _MetaEdge::side_type.

Referenced by apply_edge_resistance(), and find_nearest_position().

gint meta_rectangle_edge_cmp	(	gconstpointer	a,
		gconstpointer	b
	)

Definition at line 1338 of file boxes.c.

References meta_rectangle_edge_cmp_ignore_type(), and _MetaEdge::side_type.

Referenced by meta_display_compute_resistance_and_snapping_edges(), meta_rectangle_find_nonintersected_xinerama_edges(), and meta_rectangle_find_onscreen_edges().

gint meta_rectangle_edge_cmp_ignore_type	(	gconstpointer	a,
		gconstpointer	b
	)

Definition at line 1294 of file boxes.c.

References _MetaRectangle::height, META_DIRECTION_BOTTOM, META_DIRECTION_LEFT, META_DIRECTION_RIGHT, META_DIRECTION_TOP, _MetaEdge::rect, _MetaEdge::side_type, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by meta_rectangle_edge_cmp(), and stupid_sort_requiring_extra_pointer_dereference().

char* meta_rectangle_edge_list_to_string	(	GList *	edge_list,
		const char *	separator_string,
		char *	output
	)

Definition at line 98 of file boxes.c.

References EDGE_LENGTH, _MetaEdge::edge_type, _MetaRectangle::height, NULL, _MetaEdge::rect, _MetaEdge::side_type, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by cache_edges(), test_find_nonintersected_xinerama_edges(), and test_find_onscreen_edges().

char* meta_rectangle_edge_to_string	(	const MetaEdge *	edge,
		char *	output
	)

Definition at line 80 of file boxes.c.

References EDGE_LENGTH, _MetaEdge::edge_type, _MetaRectangle::height, _MetaEdge::rect, _MetaEdge::side_type, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

gboolean meta_rectangle_equal	(	const MetaRectangle *	src1,
		const MetaRectangle *	src2
	)

Definition at line 191 of file boxes.c.

References _MetaRectangle::height, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by apply_edge_resistance_to_each_side(), constrain_fullscreen(), meta_ui_resize_popup_set(), meta_window_update_struts(), setup_constraint_info(), test_clipping_to_region(), test_equal(), test_gravity_resize(), test_intersect(), test_shoving_into_region(), and verify_edge_lists_are_equal().

GList* meta_rectangle_expand_region	(	GList *	region,
		const int	left_expand,
		const int	right_expand,
		const int	top_expand,
		const int	bottom_expand
	)

Definition at line 619 of file boxes.c.

References meta_rectangle_expand_region_conditionally().

Referenced by meta_window_shove_titlebar_onscreen().

GList* meta_rectangle_expand_region_conditionally	(	GList *	region,
		const int	left_expand,
		const int	right_expand,
		const int	top_expand,
		const int	bottom_expand,
		const int	min_x,
		const int	min_y
	)

Definition at line 635 of file boxes.c.

References _MetaRectangle::height, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by constrain_partially_onscreen(), constrain_titlebar_visible(), and meta_rectangle_expand_region().

void meta_rectangle_expand_to_avoiding_struts	(	MetaRectangle *	rect,
		const MetaRectangle *	expand_to,
		const MetaDirection	direction,
		const GSList *	all_struts
	)

Definition at line 664 of file boxes.c.

References BOX_BOTTOM, BOX_LEFT, BOX_RIGHT, BOX_TOP, _MetaRectangle::height, META_DIRECTION_HORIZONTAL, META_DIRECTION_VERTICAL, meta_rectangle_overlap(), META_SIDE_BOTTOM, META_SIDE_LEFT, META_SIDE_RIGHT, META_SIDE_TOP, _MetaStrut::rect, _MetaStrut::side, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by constrain_maximization().

void meta_rectangle_find_linepoint_closest_to_point	(	double	x1,
		double	y1,
		double	x2,
		double	y2,
		double	px,
		double	py,
		double *	valx,
		double *	valy
	)

Definition at line 1045 of file boxes.c.

Referenced by constrain_aspect_ratio(), and test_find_closest_point_to_line().

GList* meta_rectangle_find_nonintersected_xinerama_edges	(	const GList *	xinerama_rects,
		const GSList *	all_struts
	)

GList* meta_rectangle_find_onscreen_edges	(	const MetaRectangle *	basic_rect,
		const GSList *	all_struts
	)

Definition at line 1679 of file boxes.c.

References add_edges(), FALSE, fix_up_edges(), get_disjoint_strut_rect_list_in_region(), meta_rectangle_edge_cmp(), meta_rectangle_free_list_and_elements(), NULL, and TRUE.

Referenced by ensure_work_areas_validated(), and get_screen_edges().

void meta_rectangle_free_list_and_elements ( GList * filled_list )

Definition at line 734 of file boxes.c.

References NULL.

Referenced by get_xinerama_edges(), meta_rectangle_find_onscreen_edges(), meta_workspace_free(), meta_workspace_invalidate_work_area(), test_clamping_to_region(), test_clipping_to_region(), test_find_nonintersected_xinerama_edges(), test_find_onscreen_edges(), test_region_fitting(), test_regions_okay(), and test_shoving_into_region().

GList* meta_rectangle_get_minimal_spanning_set_for_region	(	const MetaRectangle *	basic_rect,
		const GSList *	all_struts
	)

Definition at line 488 of file boxes.c.

References BOX_BOTTOM, BOX_LEFT, BOX_RIGHT, BOX_TOP, compare_rect_areas(), _MetaRectangle::height, merge_spanning_rects_in_region(), meta_rectangle_overlap(), NULL, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by ensure_work_areas_validated(), and get_screen_region().

gboolean meta_rectangle_horiz_overlap	(	const MetaRectangle *	rect1,
		const MetaRectangle *	rect2
	)

Definition at line 222 of file boxes.c.

References _MetaRectangle::width, and _MetaRectangle::x.

Referenced by edges_overlap(), find_nearest_position(), meta_rectangle_find_nonintersected_xinerama_edges(), meta_screen_get_xinerama_neighbor(), split_edge(), and test_overlap_funcs().

gboolean meta_rectangle_intersect	(	const MetaRectangle *	src1,
		const MetaRectangle *	src2,
		MetaRectangle *	dest
	)

gboolean meta_rectangle_overlap	(	const MetaRectangle *	rect1,
		const MetaRectangle *	rect2
	)

Definition at line 201 of file boxes.c.

References FALSE, _MetaRectangle::height, NULL, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by merge_spanning_rects_in_region(), meta_rectangle_expand_to_avoiding_struts(), meta_rectangle_get_minimal_spanning_set_for_region(), meta_rectangle_overlaps_with_region(), meta_window_set_demands_attention(), rect_overlaps_region(), test_overlap_funcs(), and windows_overlap().

gboolean meta_rectangle_overlaps_with_region	(	const GList *	spanning_rects,
		const MetaRectangle *	rect
	)

Definition at line 779 of file boxes.c.

References FALSE, meta_rectangle_overlap(), and NULL.

Referenced by update_onscreen_requirements().

char* meta_rectangle_region_to_string	(	GList *	region,
		const char *	separator_string,
		char *	output
	)

Definition at line 48 of file boxes.c.

References _MetaRectangle::height, NULL, RECT_LENGTH, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by do_screen_and_xinerama_relative_constraints(), and test_regions_okay().

GList* meta_rectangle_remove_intersections_with_boxes_from_edges	(	GList *	edges,
		const GSList *	rectangles
	)

Definition at line 1615 of file boxes.c.

References FALSE, rectangle_and_edge_intersection(), split_edge(), and TRUE.

Referenced by meta_display_compute_resistance_and_snapping_edges(), and meta_rectangle_find_nonintersected_xinerama_edges().

void meta_rectangle_resize_with_gravity	(	const MetaRectangle *	old_rect,
		MetaRectangle *	rect,
		int	gravity,
		int	new_width,
		int	new_height
	)

Definition at line 249 of file boxes.c.

References _MetaRectangle::height, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by constrain_aspect_ratio(), constrain_size_increments(), constrain_size_limits(), meta_window_edge_resistance_for_resize(), meta_window_move_resize_internal(), process_keyboard_resize_grab(), and test_gravity_resize().

void meta_rectangle_shove_into_region	(	const GList *	spanning_rects,
		FixedDirections	fixed_directions,
		MetaRectangle *	rect
	)

Definition at line 945 of file boxes.c.

References FIXED_DIRECTION_X, FIXED_DIRECTION_Y, _MetaRectangle::height, meta_warning(), NULL, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by do_screen_and_xinerama_relative_constraints(), meta_window_shove_titlebar_onscreen(), and test_shoving_into_region().

char* meta_rectangle_to_string	(	const MetaRectangle *	rect,
		char *	output
	)

Definition at line 34 of file boxes.c.

References _MetaRectangle::height, RECT_LENGTH, _MetaRectangle::width, _MetaRectangle::x, and _MetaRectangle::y.

Referenced by find_first_fit().

gboolean meta_rectangle_vert_overlap	(	const MetaRectangle *	rect1,
		const MetaRectangle *	rect2
	)

Definition at line 214 of file boxes.c.

References _MetaRectangle::height, and _MetaRectangle::y.

Referenced by edges_overlap(), find_nearest_position(), meta_rectangle_find_nonintersected_xinerama_edges(), meta_screen_get_xinerama_neighbor(), split_edge(), and test_overlap_funcs().


Data Structures
struct	_MetaRectangle
struct	_MetaStrut
struct	_MetaEdge
Defines
#define	BOX_LEFT(box) ((box).x)
#define	BOX_RIGHT(box) ((box).x + (box).width)
#define	BOX_TOP(box) ((box).y)
#define	BOX_BOTTOM(box) ((box).y + (box).height)
#define	RECT_LENGTH 27
#define	EDGE_LENGTH 37
Typedefs
typedef struct _MetaRectangle	MetaRectangle
typedef struct _MetaStrut	MetaStrut
typedef struct _MetaEdge	MetaEdge
Enumerations
enum	FixedDirections { FIXED_DIRECTION_NONE = 0, FIXED_DIRECTION_X = 1 << 0, FIXED_DIRECTION_Y = 1 << 1 }
enum	MetaEdgeType { META_EDGE_WINDOW, META_EDGE_XINERAMA, META_EDGE_SCREEN }
Functions
char *	meta_rectangle_to_string (const MetaRectangle rect, char output)
char *	meta_rectangle_region_to_string (GList region, const char separator_string, char *output)
char *	meta_rectangle_edge_to_string (const MetaEdge edge, char output)
char *	meta_rectangle_edge_list_to_string (GList edge_list, const char separator_string, char *output)
MetaRectangle	meta_rect (int x, int y, int width, int height)
int	meta_rectangle_area (const MetaRectangle *rect)
gboolean	meta_rectangle_intersect (const MetaRectangle src1, const MetaRectangle src2, MetaRectangle *dest)
gboolean	meta_rectangle_equal (const MetaRectangle src1, const MetaRectangle src2)
gboolean	meta_rectangle_overlap (const MetaRectangle rect1, const MetaRectangle rect2)
gboolean	meta_rectangle_vert_overlap (const MetaRectangle rect1, const MetaRectangle rect2)
gboolean	meta_rectangle_horiz_overlap (const MetaRectangle rect1, const MetaRectangle rect2)
gboolean	meta_rectangle_could_fit_rect (const MetaRectangle outer_rect, const MetaRectangle inner_rect)
gboolean	meta_rectangle_contains_rect (const MetaRectangle outer_rect, const MetaRectangle inner_rect)
void	meta_rectangle_resize_with_gravity (const MetaRectangle old_rect, MetaRectangle rect, int gravity, int new_width, int new_height)
GList *	meta_rectangle_get_minimal_spanning_set_for_region (const MetaRectangle basic_rect, const GSList all_struts)
GList *	meta_rectangle_expand_region (GList *region, const int left_expand, const int right_expand, const int top_expand, const int bottom_expand)
GList *	meta_rectangle_expand_region_conditionally (GList *region, const int left_expand, const int right_expand, const int top_expand, const int bottom_expand, const int min_x, const int min_y)
void	meta_rectangle_expand_to_avoiding_struts (MetaRectangle rect, const MetaRectangle expand_to, const MetaDirection direction, const GSList *all_struts)
void	meta_rectangle_free_list_and_elements (GList *filled_list)
gboolean	meta_rectangle_could_fit_in_region (const GList spanning_rects, const MetaRectangle rect)
gboolean	meta_rectangle_contained_in_region (const GList spanning_rects, const MetaRectangle rect)
gboolean	meta_rectangle_overlaps_with_region (const GList spanning_rects, const MetaRectangle rect)
void	meta_rectangle_clamp_to_fit_into_region (const GList spanning_rects, FixedDirections fixed_directions, MetaRectangle rect, const MetaRectangle *min_size)
void	meta_rectangle_clip_to_region (const GList spanning_rects, FixedDirections fixed_directions, MetaRectangle rect)
void	meta_rectangle_shove_into_region (const GList spanning_rects, FixedDirections fixed_directions, MetaRectangle rect)
void	meta_rectangle_find_linepoint_closest_to_point (double x1, double y1, double x2, double y2, double px, double py, double valx, double valy)
gboolean	meta_rectangle_edge_aligns (const MetaRectangle rect, const MetaEdge edge)
gint	meta_rectangle_edge_cmp (gconstpointer a, gconstpointer b)
gint	meta_rectangle_edge_cmp_ignore_type (gconstpointer a, gconstpointer b)
GList *	meta_rectangle_remove_intersections_with_boxes_from_edges (GList edges, const GSList rectangles)
GList *	meta_rectangle_find_onscreen_edges (const MetaRectangle basic_rect, const GSList all_struts)
GList *	meta_rectangle_find_nonintersected_xinerama_edges (const GList xinerama_rects, const GSList all_struts)