gimp/app/display/gimpdisplayshell.h

347 lines
16 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef __GIMP_DISPLAY_SHELL_H__
#define __GIMP_DISPLAY_SHELL_H__
/* Apply to a float the same rounding mode used in the renderer */
#define PROJ_ROUND(coord) ((gint) RINT (coord))
#define PROJ_ROUND64(coord) ((gint64) RINT (coord))
/* scale values */
#define SCALEX(s,x) PROJ_ROUND ((x) * (s)->scale_x)
#define SCALEY(s,y) PROJ_ROUND ((y) * (s)->scale_y)
/* unscale values */
#define UNSCALEX(s,x) ((gint) ((x) / (s)->scale_x))
#define UNSCALEY(s,y) ((gint) ((y) / (s)->scale_y))
/* (and float-returning versions) */
#define FUNSCALEX(s,x) ((x) / (s)->scale_x)
#define FUNSCALEY(s,y) ((y) / (s)->scale_y)
#define GIMP_TYPE_DISPLAY_SHELL (gimp_display_shell_get_type ())
#define GIMP_DISPLAY_SHELL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_DISPLAY_SHELL, GimpDisplayShell))
#define GIMP_DISPLAY_SHELL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_DISPLAY_SHELL, GimpDisplayShellClass))
#define GIMP_IS_DISPLAY_SHELL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_DISPLAY_SHELL))
#define GIMP_IS_DISPLAY_SHELL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_DISPLAY_SHELL))
#define GIMP_DISPLAY_SHELL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_DISPLAY_SHELL, GimpDisplayShellClass))
typedef struct _GimpDisplayShellClass GimpDisplayShellClass;
struct _GimpDisplayShell
{
GtkEventBox parent_instance;
GimpDisplay *display;
GimpUIManager *popup_manager;
GdkMonitor *initial_monitor;
GimpDisplayOptions *options;
GimpDisplayOptions *fullscreen_options;
GimpDisplayOptions *no_image_options;
GimpUnit unit;
gint offset_x; /* offset of display image */
gint offset_y;
gdouble scale_x; /* horizontal scale factor */
gdouble scale_y; /* vertical scale factor */
gboolean flip_horizontally;
gboolean flip_vertically;
gdouble rotate_angle;
cairo_matrix_t *rotate_transform;
cairo_matrix_t *rotate_untransform;
gdouble monitor_xres;
gdouble monitor_yres;
gboolean dot_for_dot; /* ignore monitor resolution */
GimpZoomModel *zoom;
gdouble last_scale; /* scale used when reverting zoom */
guint last_scale_time; /* time when last_scale was set */
gint last_offset_x; /* offsets used when reverting zoom */
gint last_offset_y;
gdouble other_scale; /* scale factor entered in Zoom->Other*/
gint disp_width; /* width of drawing area */
gint disp_height; /* height of drawing area */
gboolean proximity; /* is a device in proximity */
gboolean show_image; /* whether to show the image */
gboolean show_all; /* show the entire image */
Selection *selection; /* Selection (marching ants) */
GList *children;
GtkWidget *canvas; /* GimpCanvas widget */
GtkAdjustment *hsbdata; /* adjustments */
GtkAdjustment *vsbdata;
GtkWidget *hsb; /* scroll bars */
GtkWidget *vsb;
GtkWidget *hrule; /* rulers */
GtkWidget *vrule;
GtkWidget *origin; /* NW: origin */
GtkWidget *quick_mask_button;/* SW: quick mask button */
GtkWidget *zoom_button; /* NE: zoom toggle button */
GtkWidget *nav_ebox; /* SE: navigation event box */
GtkWidget *statusbar; /* statusbar */
GimpCanvasItem *canvas_item; /* items drawn on the canvas */
GimpCanvasItem *unrotated_item; /* unrotated items for e.g. cursor */
GimpCanvasItem *passe_partout; /* item for the highlight */
GimpCanvasItem *preview_items; /* item for previews */
GimpCanvasItem *vectors; /* item proxy of vectors */
GimpCanvasItem *grid; /* item proxy of the grid */
GimpCanvasItem *guides; /* item proxies of guides */
GimpCanvasItem *sample_points; /* item proxies of sample points */
GimpCanvasItem *canvas_boundary; /* item for the cabvas boundary */
GimpCanvasItem *layer_boundary; /* item for the layer boundary */
GimpCanvasItem *tool_items; /* tools items, below the cursor */
GimpCanvasItem *cursor; /* item for the software cursor */
guint title_idle_id; /* title update idle ID */
gchar *title; /* current title */
gchar *status; /* current default statusbar content */
gint icon_size; /* size of the icon pixbuf */
gint icon_size_small; /* size of the icon's wilber pixbuf */
guint icon_idle_id; /* ID of the idle-function */
GdkPixbuf *icon; /* icon */
guint fill_idle_id; /* display_shell_fill() idle ID */
GimpHandedness cursor_handedness;/* Handedness for cursor display */
GimpCursorType current_cursor; /* Currently installed main cursor */
GimpToolCursorType tool_cursor; /* Current Tool cursor */
GimpCursorModifier cursor_modifier; /* Cursor modifier (plus, minus, ...) */
GimpCursorType override_cursor; /* Overriding cursor */
gboolean using_override_cursor;
gboolean draw_cursor; /* should we draw software cursor ? */
GtkWidget *close_dialog; /* close dialog */
GtkWidget *scale_dialog; /* scale (zoom) dialog */
GtkWidget *rotate_dialog; /* rotate dialog */
GtkWidget *nav_popup; /* navigation popup */
GimpColorConfig *color_config; /* color management settings */
gboolean color_config_set; /* settings changed from defaults */
GimpColorTransform *profile_transform;
GeglBuffer *profile_buffer; /* buffer for profile transform */
guchar *profile_data; /* profile_buffer's pixels */
gint profile_stride; /* profile_buffer's stride */
GimpColorDisplayStack *filter_stack; /* color display conversion stuff */
guint filter_idle_id;
GimpColorTransform *filter_transform;
const Babl *filter_format; /* filter_buffer's format */
GimpColorProfile *filter_profile; /* filter_format's profile */
GeglBuffer *filter_buffer; /* buffer for display filters */
guchar *filter_data; /* filter_buffer's pixels */
gint filter_stride; /* filter_buffer's stride */
gint render_scale;
cairo_surface_t *render_cache;
cairo_region_t *render_cache_valid;
gint render_buf_width;
gint render_buf_height;
cairo_surface_t *render_surface; /* buffer for rendering the mask */
cairo_surface_t *mask_surface; /* buffer for rendering the mask */
cairo_pattern_t *checkerboard; /* checkerboard pattern */
gint paused_count;
GimpTreeHandler *vectors_freeze_handler;
GimpTreeHandler *vectors_thaw_handler;
GimpTreeHandler *vectors_visible_handler;
gboolean zoom_on_resize;
gboolean size_allocate_from_configure_event;
gboolean size_allocate_center_image;
/* the state of gimp_display_shell_tool_events() */
GdkDevice *grab_pointer;
GdkDevice *grab_pointer_source;
guint32 grab_pointer_time;
GdkDevice *grab_keyboard;
GdkDevice *grab_keyboard_source;
guint32 grab_keyboard_time;
/* Two states are possible when the shell is grabbed: it can be
* grabbed with space (or space+button1 which is the same state),
* then if space is released but button1 was still pressed, we wait
* for button1 to be released as well.
*/
gboolean space_release_pending;
gboolean button1_release_pending;
const gchar *space_shaded_tool;
gboolean scrolling;
gint scroll_start_x;
gint scroll_start_y;
gint scroll_last_x;
gint scroll_last_y;
gboolean rotating;
gdouble rotate_drag_angle;
gboolean scaling;
gpointer scroll_info;
gboolean layer_picking;
GimpLayer *picked_layer;
GeglBuffer *mask;
gint mask_offset_x;
gint mask_offset_y;
GimpRGB mask_color;
gboolean mask_inverted;
GimpMotionBuffer *motion_buffer;
GQueue *zoom_focus_pointer_queue;
gboolean blink;
guint blink_timeout_id;
};
struct _GimpDisplayShellClass
{
GtkEventBoxClass parent_class;
void (* scaled) (GimpDisplayShell *shell);
void (* scrolled) (GimpDisplayShell *shell);
void (* rotated) (GimpDisplayShell *shell);
void (* reconnect) (GimpDisplayShell *shell);
};
GType gimp_display_shell_get_type (void) G_GNUC_CONST;
GtkWidget * gimp_display_shell_new (GimpDisplay *display,
GimpUnit unit,
gdouble scale,
GimpUIManager *popup_manager,
GdkMonitor *monitor);
void gimp_display_shell_add_overlay (GimpDisplayShell *shell,
GtkWidget *child,
gdouble image_x,
gdouble image_y,
GimpHandleAnchor anchor,
gint spacing_x,
gint spacing_y);
void gimp_display_shell_move_overlay (GimpDisplayShell *shell,
GtkWidget *child,
gdouble image_x,
gdouble image_y,
GimpHandleAnchor anchor,
gint spacing_x,
gint spacing_y);
GimpImageWindow * gimp_display_shell_get_window (GimpDisplayShell *shell);
GimpStatusbar * gimp_display_shell_get_statusbar (GimpDisplayShell *shell);
GimpColorConfig * gimp_display_shell_get_color_config
(GimpDisplayShell *shell);
void gimp_display_shell_present (GimpDisplayShell *shell);
void gimp_display_shell_reconnect (GimpDisplayShell *shell);
void gimp_display_shell_empty (GimpDisplayShell *shell);
void gimp_display_shell_fill (GimpDisplayShell *shell,
GimpImage *image,
GimpUnit unit,
gdouble scale);
void gimp_display_shell_scaled (GimpDisplayShell *shell);
void gimp_display_shell_scrolled (GimpDisplayShell *shell);
void gimp_display_shell_rotated (GimpDisplayShell *shell);
void gimp_display_shell_set_unit (GimpDisplayShell *shell,
GimpUnit unit);
GimpUnit gimp_display_shell_get_unit (GimpDisplayShell *shell);
gboolean gimp_display_shell_snap_coords (GimpDisplayShell *shell,
GimpCoords *coords,
gint snap_offset_x,
gint snap_offset_y,
gint snap_width,
gint snap_height);
gboolean gimp_display_shell_mask_bounds (GimpDisplayShell *shell,
gint *x,
gint *y,
gint *width,
gint *height);
void gimp_display_shell_set_show_image
(GimpDisplayShell *shell,
gboolean show_image);
void gimp_display_shell_set_show_all (GimpDisplayShell *shell,
gboolean show_all);
GimpPickable * gimp_display_shell_get_pickable (GimpDisplayShell *shell);
GimpPickable * gimp_display_shell_get_canvas_pickable
(GimpDisplayShell *shell);
GeglRectangle gimp_display_shell_get_bounding_box
(GimpDisplayShell *shell);
gboolean gimp_display_shell_get_infinite_canvas
(GimpDisplayShell *shell);
void gimp_display_shell_update_priority_rect
(GimpDisplayShell *shell);
void gimp_display_shell_flush (GimpDisplayShell *shell);
void gimp_display_shell_pause (GimpDisplayShell *shell);
void gimp_display_shell_resume (GimpDisplayShell *shell);
void gimp_display_shell_set_highlight (GimpDisplayShell *shell,
const GdkRectangle *highlight,
double opacity);
void gimp_display_shell_set_mask (GimpDisplayShell *shell,
GeglBuffer *mask,
gint offset_x,
gint offset_y,
const GimpRGB *color,
gboolean inverted);
#endif /* __GIMP_DISPLAY_SHELL_H__ */