a059c0e7eb
Disable extended input events when the cursor moves to a child of the canvas widget. Otherwise GTK will try and fail to deliver an extended event to the child widget, and end up sending it to the canvas instead.
284 lines
13 KiB
C
284 lines
13 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GIMP_DISPLAY_SHELL_H__
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#define __GIMP_DISPLAY_SHELL_H__
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/* Apply to a float the same rounding mode used in the renderer */
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#define PROJ_ROUND(coord) ((gint) RINT (coord))
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#define PROJ_ROUND64(coord) ((gint64) RINT (coord))
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/* scale values */
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#define SCALEX(s,x) PROJ_ROUND ((x) * (s)->scale_x)
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#define SCALEY(s,y) PROJ_ROUND ((y) * (s)->scale_y)
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/* unscale values */
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#define UNSCALEX(s,x) ((gint) ((x) / (s)->scale_x))
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#define UNSCALEY(s,y) ((gint) ((y) / (s)->scale_y))
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/* (and float-returning versions) */
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#define FUNSCALEX(s,x) ((x) / (s)->scale_x)
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#define FUNSCALEY(s,y) ((y) / (s)->scale_y)
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#define GIMP_TYPE_DISPLAY_SHELL (gimp_display_shell_get_type ())
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#define GIMP_DISPLAY_SHELL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_DISPLAY_SHELL, GimpDisplayShell))
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#define GIMP_DISPLAY_SHELL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_DISPLAY_SHELL, GimpDisplayShellClass))
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#define GIMP_IS_DISPLAY_SHELL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_DISPLAY_SHELL))
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#define GIMP_IS_DISPLAY_SHELL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_DISPLAY_SHELL))
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#define GIMP_DISPLAY_SHELL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_DISPLAY_SHELL, GimpDisplayShellClass))
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typedef struct _GimpDisplayShellClass GimpDisplayShellClass;
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struct _GimpDisplayShell
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{
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GtkBox parent_instance;
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GimpDisplay *display;
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GimpUIManager *popup_manager;
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GimpDisplayOptions *options;
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GimpDisplayOptions *fullscreen_options;
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GimpDisplayOptions *no_image_options;
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GimpUnit unit;
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gint offset_x; /* offset of display image */
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gint offset_y;
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gdouble scale_x; /* horizontal scale factor */
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gdouble scale_y; /* vertical scale factor */
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gdouble rotate_angle;
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cairo_matrix_t *rotate_transform;
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cairo_matrix_t *rotate_untransform;
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gdouble monitor_xres;
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gdouble monitor_yres;
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gboolean dot_for_dot; /* ignore monitor resolution */
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GimpZoomModel *zoom;
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gdouble last_scale; /* scale used when reverting zoom */
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guint last_scale_time; /* time when last_scale was set */
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gint last_offset_x; /* offsets used when reverting zoom */
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gint last_offset_y;
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gdouble other_scale; /* scale factor entered in Zoom->Other*/
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gint disp_width; /* width of drawing area */
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gint disp_height; /* height of drawing area */
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gboolean proximity; /* is a device in proximity */
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Selection *selection; /* Selection (marching ants) */
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GList *children;
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GtkWidget *canvas; /* GimpCanvas widget */
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GtkAdjustment *hsbdata; /* adjustments */
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GtkAdjustment *vsbdata;
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GtkWidget *hsb; /* scroll bars */
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GtkWidget *vsb;
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GtkWidget *hrule; /* rulers */
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GtkWidget *vrule;
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GtkWidget *origin; /* NW: origin */
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GtkWidget *quick_mask_button;/* SW: quick mask button */
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GtkWidget *zoom_button; /* NE: zoom toggle button */
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GtkWidget *nav_ebox; /* SE: navigation event box */
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GtkWidget *statusbar; /* statusbar */
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GimpDisplayXfer *xfer; /* manages image buffer transfers */
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cairo_surface_t *mask_surface; /* buffer for rendering the mask */
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cairo_pattern_t *checkerboard; /* checkerboard pattern */
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GeglBuffer *filter_buffer; /* buffer for display filters */
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guchar *filter_data; /* filter_buffer's pixels */
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gint filter_stride; /* filter_buffer's stride */
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GimpCanvasItem *canvas_item; /* items drawn on the canvas */
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GimpCanvasItem *unrotated_item; /* unrotated items for e.g. cursor */
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GimpCanvasItem *passe_partout; /* item for the highlight */
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GimpCanvasItem *preview_items; /* item for previews */
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GimpCanvasItem *vectors; /* item proxy of vectors */
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GimpCanvasItem *grid; /* item proxy of the grid */
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GimpCanvasItem *guides; /* item proxies of guides */
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GimpCanvasItem *sample_points; /* item proxies of sample points */
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GimpCanvasItem *layer_boundary; /* item for the layer boundary */
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GimpCanvasItem *tool_items; /* tools items, below the cursor */
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GimpCanvasItem *cursor; /* item for the software cursor */
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guint title_idle_id; /* title update idle ID */
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gchar *title; /* current title */
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gchar *status; /* current default statusbar content */
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gint icon_size; /* size of the icon pixmap */
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guint icon_idle_id; /* ID of the idle-function */
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GdkPixbuf *icon; /* icon */
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guint fill_idle_id; /* display_shell_fill() idle ID */
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GimpHandedness cursor_handedness;/* Handedness for cursor display */
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GimpCursorType current_cursor; /* Currently installed main cursor */
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GimpToolCursorType tool_cursor; /* Current Tool cursor */
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GimpCursorModifier cursor_modifier; /* Cursor modifier (plus, minus, ...) */
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GimpCursorType override_cursor; /* Overriding cursor */
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gboolean using_override_cursor;
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gboolean draw_cursor; /* should we draw software cursor ? */
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GtkWidget *close_dialog; /* close dialog */
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GtkWidget *scale_dialog; /* scale (zoom) dialog */
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GtkWidget *rotate_dialog; /* rotate dialog */
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GtkWidget *nav_popup; /* navigation popup */
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GtkWidget *grid_dialog; /* grid configuration dialog */
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GimpColorDisplayStack *filter_stack; /* color display conversion stuff */
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guint filter_idle_id;
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GtkWidget *filters_dialog; /* color display filter dialog */
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gint paused_count;
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GimpTreeHandler *vectors_freeze_handler;
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GimpTreeHandler *vectors_thaw_handler;
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GimpTreeHandler *vectors_visible_handler;
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gboolean zoom_on_resize;
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gboolean size_allocate_from_configure_event;
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/* the state of gimp_display_shell_tool_events() */
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gboolean pointer_grabbed;
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guint32 pointer_grab_time;
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gboolean keyboard_grabbed;
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guint32 keyboard_grab_time;
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gboolean inferior_ignore_mode;
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gboolean space_pressed;
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gboolean space_release_pending;
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const gchar *space_shaded_tool;
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gboolean scrolling;
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gint scroll_last_x;
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gint scroll_last_y;
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gboolean rotating;
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gdouble rotate_drag_angle;
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gpointer scroll_info;
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GeglBuffer *mask;
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GimpRGB mask_color;
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GimpMotionBuffer *motion_buffer;
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GQueue *zoom_focus_pointer_queue;
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gboolean blink;
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guint blink_timeout_id;
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};
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struct _GimpDisplayShellClass
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{
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GtkBoxClass parent_class;
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void (* scaled) (GimpDisplayShell *shell);
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void (* scrolled) (GimpDisplayShell *shell);
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void (* rotated) (GimpDisplayShell *shell);
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void (* reconnect) (GimpDisplayShell *shell);
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};
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GType gimp_display_shell_get_type (void) G_GNUC_CONST;
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GtkWidget * gimp_display_shell_new (GimpDisplay *display,
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GimpUnit unit,
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gdouble scale,
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GimpUIManager *popup_manager);
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void gimp_display_shell_add_overlay (GimpDisplayShell *shell,
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GtkWidget *child,
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gdouble image_x,
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gdouble image_y,
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GimpHandleAnchor anchor,
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gint spacing_x,
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gint spacing_y);
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void gimp_display_shell_move_overlay (GimpDisplayShell *shell,
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GtkWidget *child,
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gdouble image_x,
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gdouble image_y,
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GimpHandleAnchor anchor,
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gint spacing_x,
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gint spacing_y);
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GimpImageWindow * gimp_display_shell_get_window (GimpDisplayShell *shell);
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GimpStatusbar * gimp_display_shell_get_statusbar (GimpDisplayShell *shell);
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void gimp_display_shell_present (GimpDisplayShell *shell);
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void gimp_display_shell_reconnect (GimpDisplayShell *shell);
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void gimp_display_shell_empty (GimpDisplayShell *shell);
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void gimp_display_shell_fill (GimpDisplayShell *shell,
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GimpImage *image,
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GimpUnit unit,
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gdouble scale);
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void gimp_display_shell_scale_changed (GimpDisplayShell *shell);
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void gimp_display_shell_scaled (GimpDisplayShell *shell);
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void gimp_display_shell_scrolled (GimpDisplayShell *shell);
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void gimp_display_shell_rotated (GimpDisplayShell *shell);
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void gimp_display_shell_set_unit (GimpDisplayShell *shell,
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GimpUnit unit);
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GimpUnit gimp_display_shell_get_unit (GimpDisplayShell *shell);
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gboolean gimp_display_shell_snap_coords (GimpDisplayShell *shell,
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GimpCoords *coords,
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gint snap_offset_x,
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gint snap_offset_y,
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gint snap_width,
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gint snap_height);
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gboolean gimp_display_shell_mask_bounds (GimpDisplayShell *shell,
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gint *x1,
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gint *y1,
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gint *x2,
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gint *y2);
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void gimp_display_shell_flush (GimpDisplayShell *shell,
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gboolean now);
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void gimp_display_shell_pause (GimpDisplayShell *shell);
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void gimp_display_shell_resume (GimpDisplayShell *shell);
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void gimp_display_shell_set_highlight (GimpDisplayShell *shell,
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const GdkRectangle *highlight);
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void gimp_display_shell_set_mask (GimpDisplayShell *shell,
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GeglBuffer *mask,
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const GimpRGB *color);
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#endif /* __GIMP_DISPLAY_SHELL_H__ */
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