/* * Copyright © 2008 Kristian Høgsberg * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _CAIRO_UTIL_H #define _CAIRO_UTIL_H #include #include #include #include void surface_flush_device(cairo_surface_t *surface); void render_shadow(cairo_t *cr, cairo_surface_t *surface, int x, int y, int width, int height, int margin, int top_margin); void tile_source(cairo_t *cr, cairo_surface_t *surface, int x, int y, int width, int height, int margin, int top_margin); void rounded_rect(cairo_t *cr, int x0, int y0, int x1, int y1, int radius); cairo_surface_t * load_cairo_surface(const char *filename); struct theme { cairo_surface_t *active_frame; cairo_surface_t *inactive_frame; cairo_surface_t *shadow; int frame_radius; int margin; int width; int titlebar_height; }; struct theme * theme_create(void); void theme_destroy(struct theme *t); enum { THEME_FRAME_ACTIVE = 1, THEME_FRAME_MAXIMIZED = 2, THEME_FRAME_NO_TITLE = 4 }; void theme_set_background_source(struct theme *t, cairo_t *cr, uint32_t flags); void theme_render_frame(struct theme *t, cairo_t *cr, int width, int height, const char *title, cairo_rectangle_int_t *title_rect, struct wl_list *buttons, uint32_t flags); enum theme_location { THEME_LOCATION_INTERIOR = 0, THEME_LOCATION_RESIZING_TOP = 1, THEME_LOCATION_RESIZING_BOTTOM = 2, THEME_LOCATION_RESIZING_LEFT = 4, THEME_LOCATION_RESIZING_TOP_LEFT = 5, THEME_LOCATION_RESIZING_BOTTOM_LEFT = 6, THEME_LOCATION_RESIZING_RIGHT = 8, THEME_LOCATION_RESIZING_TOP_RIGHT = 9, THEME_LOCATION_RESIZING_BOTTOM_RIGHT = 10, THEME_LOCATION_RESIZING_MASK = 15, THEME_LOCATION_EXTERIOR = 16, THEME_LOCATION_TITLEBAR = 17, THEME_LOCATION_CLIENT_AREA = 18, }; enum theme_location theme_get_location(struct theme *t, int x, int y, int width, int height, int flags); struct frame; enum frame_status { FRAME_STATUS_NONE = 0, FRAME_STATUS_REPAINT = 0x1, FRAME_STATUS_MINIMIZE = 0x2, FRAME_STATUS_MAXIMIZE = 0x4, FRAME_STATUS_CLOSE = 0x8, FRAME_STATUS_MENU = 0x10, FRAME_STATUS_RESIZE = 0x20, FRAME_STATUS_MOVE = 0x40, FRAME_STATUS_ALL = 0x7f }; enum frame_flag { FRAME_FLAG_ACTIVE = 0x1, FRAME_FLAG_MAXIMIZED = 0x2 }; enum { FRAME_BUTTON_NONE = 0, FRAME_BUTTON_CLOSE = 0x1, FRAME_BUTTON_MAXIMIZE = 0x2, FRAME_BUTTON_MINIMIZE = 0x4, FRAME_BUTTON_ALL = 0x7 }; struct frame * frame_create(struct theme *t, int32_t width, int32_t height, uint32_t buttons, const char *title, cairo_surface_t *icon); void frame_destroy(struct frame *frame); /* May set FRAME_STATUS_REPAINT */ int frame_set_title(struct frame *frame, const char *title); /* May set FRAME_STATUS_REPAINT */ void frame_set_flag(struct frame *frame, enum frame_flag flag); /* May set FRAME_STATUS_REPAINT */ void frame_unset_flag(struct frame *frame, enum frame_flag flag); /* May set FRAME_STATUS_REPAINT */ void frame_resize(struct frame *frame, int32_t width, int32_t height); /* May set FRAME_STATUS_REPAINT */ void frame_resize_inside(struct frame *frame, int32_t width, int32_t height); int32_t frame_width(struct frame *frame); int32_t frame_height(struct frame *frame); void frame_interior(struct frame *frame, int32_t *x, int32_t *y, int32_t *width, int32_t *height); void frame_input_rect(struct frame *frame, int32_t *x, int32_t *y, int32_t *width, int32_t *height); void frame_opaque_rect(struct frame *frame, int32_t *x, int32_t *y, int32_t *width, int32_t *height); int frame_get_shadow_margin(struct frame *frame); uint32_t frame_status(struct frame *frame); void frame_status_clear(struct frame *frame, enum frame_status status); /* May set FRAME_STATUS_REPAINT */ enum theme_location frame_pointer_enter(struct frame *frame, void *pointer, int x, int y); /* May set FRAME_STATUS_REPAINT */ enum theme_location frame_pointer_motion(struct frame *frame, void *pointer, int x, int y); /* May set FRAME_STATUS_REPAINT */ void frame_pointer_leave(struct frame *frame, void *pointer); /* Call to indicate that a button has been pressed/released. The return * value for a button release will be the same as for the corresponding * press. This allows you to more easily track grabs. If you want the * actual location, simply keep the location from the last * frame_pointer_motion call. * * May set: * FRAME_STATUS_MINIMIZE * FRAME_STATUS_MAXIMIZE * FRAME_STATUS_CLOSE * FRAME_STATUS_MENU * FRAME_STATUS_RESIZE * FRAME_STATUS_MOVE */ enum theme_location frame_pointer_button(struct frame *frame, void *pointer, uint32_t button, enum wl_pointer_button_state state); enum theme_location frame_touch_down(struct frame *frame, void *data, int32_t id, int x, int y); void frame_touch_up(struct frame *frame, void *data, int32_t id); enum theme_location frame_double_click(struct frame *frame, void *pointer, uint32_t button, enum wl_pointer_button_state state); void frame_double_touch_down(struct frame *frame, void *data, int32_t id, int x, int y); void frame_double_touch_up(struct frame *frame, void *data, int32_t id); void frame_repaint(struct frame *frame, cairo_t *cr); #endif