/* PIKA - Photo and Image Kooker Application * a rebranding of The GNU Image Manipulation Program (created with heckimp) * A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio * * Original copyright, applying to most contents (license remains unchanged): * Copyright (C) 1995-2001 Spencer Kimball, Peter Mattis, and others. * * 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 . */ #ifndef __PIKA_DRAW_TOOL_H__ #define __PIKA_DRAW_TOOL_H__ #include "pikatool.h" #define PIKA_TOOL_HANDLE_SIZE_CIRCLE 13 #define PIKA_TOOL_HANDLE_SIZE_CROSS 15 #define PIKA_TOOL_HANDLE_SIZE_CROSSHAIR 43 #define PIKA_TOOL_HANDLE_SIZE_LARGE 25 #define PIKA_TOOL_HANDLE_SIZE_SMALL 7 #define PIKA_TYPE_DRAW_TOOL (pika_draw_tool_get_type ()) #define PIKA_DRAW_TOOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_DRAW_TOOL, PikaDrawTool)) #define PIKA_DRAW_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_DRAW_TOOL, PikaDrawToolClass)) #define PIKA_IS_DRAW_TOOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_DRAW_TOOL)) #define PIKA_IS_DRAW_TOOL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_DRAW_TOOL)) #define PIKA_DRAW_TOOL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_DRAW_TOOL, PikaDrawToolClass)) typedef struct _PikaDrawToolClass PikaDrawToolClass; struct _PikaDrawTool { PikaTool parent_instance; PikaDisplay *display; /* The display we are drawing to (may be * a different one than tool->display) */ gint paused_count; /* count to keep track of multiple pauses */ guint draw_timeout; /* draw delay timeout ID */ guint64 last_draw_time; /* time of last draw(), monotonically */ PikaToolWidget *widget; gchar *default_status; PikaCanvasItem *preview; PikaCanvasItem *item; GList *group_stack; }; struct _PikaDrawToolClass { PikaToolClass parent_class; /* virtual function */ void (* draw) (PikaDrawTool *draw_tool); }; GType pika_draw_tool_get_type (void) G_GNUC_CONST; void pika_draw_tool_start (PikaDrawTool *draw_tool, PikaDisplay *display); void pika_draw_tool_stop (PikaDrawTool *draw_tool); gboolean pika_draw_tool_is_active (PikaDrawTool *draw_tool); void pika_draw_tool_pause (PikaDrawTool *draw_tool); void pika_draw_tool_resume (PikaDrawTool *draw_tool); gdouble pika_draw_tool_calc_distance (PikaDrawTool *draw_tool, PikaDisplay *display, gdouble x1, gdouble y1, gdouble x2, gdouble y2); gdouble pika_draw_tool_calc_distance_square (PikaDrawTool *draw_tool, PikaDisplay *display, gdouble x1, gdouble y1, gdouble x2, gdouble y2); void pika_draw_tool_set_widget (PikaDrawTool *draw_tool, PikaToolWidget *widget); void pika_draw_tool_set_default_status (PikaDrawTool *draw_tool, const gchar *status); void pika_draw_tool_add_preview (PikaDrawTool *draw_tool, PikaCanvasItem *item); void pika_draw_tool_remove_preview (PikaDrawTool *draw_tool, PikaCanvasItem *item); void pika_draw_tool_add_item (PikaDrawTool *draw_tool, PikaCanvasItem *item); void pika_draw_tool_remove_item (PikaDrawTool *draw_tool, PikaCanvasItem *item); PikaCanvasGroup* pika_draw_tool_add_stroke_group (PikaDrawTool *draw_tool); PikaCanvasGroup* pika_draw_tool_add_fill_group (PikaDrawTool *draw_tool); void pika_draw_tool_push_group (PikaDrawTool *draw_tool, PikaCanvasGroup *group); void pika_draw_tool_pop_group (PikaDrawTool *draw_tool); PikaCanvasItem * pika_draw_tool_add_line (PikaDrawTool *draw_tool, gdouble x1, gdouble y1, gdouble x2, gdouble y2); PikaCanvasItem * pika_draw_tool_add_guide (PikaDrawTool *draw_tool, PikaOrientationType orientation, gint position, PikaGuideStyle style); PikaCanvasItem * pika_draw_tool_add_crosshair (PikaDrawTool *draw_tool, gint position_x, gint position_y); PikaCanvasItem * pika_draw_tool_add_sample_point (PikaDrawTool *draw_tool, gint x, gint y, gint index); PikaCanvasItem * pika_draw_tool_add_rectangle (PikaDrawTool *draw_tool, gboolean filled, gdouble x, gdouble y, gdouble width, gdouble height); PikaCanvasItem * pika_draw_tool_add_arc (PikaDrawTool *draw_tool, gboolean filled, gdouble x, gdouble y, gdouble width, gdouble height, gdouble start_angle, gdouble slice_angle); PikaCanvasItem * pika_draw_tool_add_transform_preview(PikaDrawTool *draw_tool, PikaPickable *pickable, const PikaMatrix3 *transform, gdouble x1, gdouble y1, gdouble x2, gdouble y2); PikaCanvasItem * pika_draw_tool_add_handle (PikaDrawTool *draw_tool, PikaHandleType type, gdouble x, gdouble y, gint width, gint height, PikaHandleAnchor anchor); PikaCanvasItem * pika_draw_tool_add_lines (PikaDrawTool *draw_tool, const PikaVector2 *points, gint n_points, PikaMatrix3 *transform, gboolean filled); PikaCanvasItem * pika_draw_tool_add_strokes (PikaDrawTool *draw_tool, const PikaCoords *points, gint n_points, PikaMatrix3 *transform, gboolean filled); PikaCanvasItem * pika_draw_tool_add_pen (PikaDrawTool *draw_tool, const PikaVector2 *points, gint n_points, PikaContext *context, PikaActiveColor color, gint width); PikaCanvasItem * pika_draw_tool_add_boundary (PikaDrawTool *draw_tool, const PikaBoundSeg *bound_segs, gint n_bound_segs, PikaMatrix3 *transform, gdouble offset_x, gdouble offset_y); PikaCanvasItem * pika_draw_tool_add_text_cursor (PikaDrawTool *draw_tool, PangoRectangle *cursor, gboolean overwrite, PikaTextDirection direction); PikaCanvasItem * pika_draw_tool_add_text (PikaDrawTool *draw_tool, gdouble x, gdouble y, gdouble font_size, gchar *text); gboolean pika_draw_tool_on_handle (PikaDrawTool *draw_tool, PikaDisplay *display, gdouble x, gdouble y, PikaHandleType type, gdouble handle_x, gdouble handle_y, gint width, gint height, PikaHandleAnchor anchor); #endif /* __PIKA_DRAW_TOOL_H__ */