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https://gitlab.freedesktop.org/wayland/weston
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0d7fe8d925
This function is used and clearly designed only for drawing the shadows. Rename it so that it has name after what it does and also move some common code into the function. Signed-off-by: Marek Chalupa <mchqwerty@gmail.com> Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
231 lines
6.1 KiB
C
231 lines
6.1 KiB
C
/*
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* Copyright © 2008 Kristian Høgsberg
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#ifndef _CAIRO_UTIL_H
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#define _CAIRO_UTIL_H
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#include <stdint.h>
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#include <cairo.h>
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#include <wayland-util.h>
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void
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surface_flush_device(cairo_surface_t *surface);
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void
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render_shadow(cairo_t *cr, cairo_surface_t *surface,
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int x, int y, int width, int height, int margin, int top_margin);
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void
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tile_source(cairo_t *cr, cairo_surface_t *surface,
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int x, int y, int width, int height, int margin, int top_margin);
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void
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rounded_rect(cairo_t *cr, int x0, int y0, int x1, int y1, int radius);
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cairo_surface_t *
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load_cairo_surface(const char *filename);
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struct theme {
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cairo_surface_t *active_frame;
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cairo_surface_t *inactive_frame;
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cairo_surface_t *shadow;
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int frame_radius;
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int margin;
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int width;
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int titlebar_height;
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};
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struct theme *
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theme_create(void);
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void
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theme_destroy(struct theme *t);
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enum {
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THEME_FRAME_ACTIVE = 1,
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THEME_FRAME_MAXIMIZED = 2,
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THEME_FRAME_NO_TITLE = 4
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};
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void
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theme_set_background_source(struct theme *t, cairo_t *cr, uint32_t flags);
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void
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theme_render_frame(struct theme *t,
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cairo_t *cr, int width, int height,
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const char *title, struct wl_list *buttons,
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uint32_t flags);
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enum theme_location {
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THEME_LOCATION_INTERIOR = 0,
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THEME_LOCATION_RESIZING_TOP = 1,
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THEME_LOCATION_RESIZING_BOTTOM = 2,
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THEME_LOCATION_RESIZING_LEFT = 4,
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THEME_LOCATION_RESIZING_TOP_LEFT = 5,
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THEME_LOCATION_RESIZING_BOTTOM_LEFT = 6,
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THEME_LOCATION_RESIZING_RIGHT = 8,
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THEME_LOCATION_RESIZING_TOP_RIGHT = 9,
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THEME_LOCATION_RESIZING_BOTTOM_RIGHT = 10,
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THEME_LOCATION_RESIZING_MASK = 15,
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THEME_LOCATION_EXTERIOR = 16,
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THEME_LOCATION_TITLEBAR = 17,
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THEME_LOCATION_CLIENT_AREA = 18,
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};
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enum theme_location
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theme_get_location(struct theme *t, int x, int y, int width, int height, int flags);
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struct frame;
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enum frame_status {
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FRAME_STATUS_NONE = 0,
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FRAME_STATUS_REPAINT = 0x1,
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FRAME_STATUS_MINIMIZE = 0x2,
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FRAME_STATUS_MAXIMIZE = 0x4,
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FRAME_STATUS_CLOSE = 0x8,
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FRAME_STATUS_MENU = 0x10,
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FRAME_STATUS_RESIZE = 0x20,
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FRAME_STATUS_MOVE = 0x40,
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FRAME_STATUS_ALL = 0x7f
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};
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enum frame_flag {
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FRAME_FLAG_ACTIVE = 0x1,
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FRAME_FLAG_MAXIMIZED = 0x2
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};
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enum {
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FRAME_BUTTON_NONE = 0,
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FRAME_BUTTON_CLOSE = 0x1,
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FRAME_BUTTON_MAXIMIZE = 0x2,
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FRAME_BUTTON_MINIMIZE = 0x4,
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FRAME_BUTTON_ALL = 0x7
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};
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enum frame_button_state {
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FRAME_BUTTON_RELEASED = 0,
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FRAME_BUTTON_PRESSED = 1
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};
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struct frame *
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frame_create(struct theme *t, int32_t width, int32_t height, uint32_t buttons,
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const char *title);
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void
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frame_destroy(struct frame *frame);
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/* May set FRAME_STATUS_REPAINT */
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int
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frame_set_title(struct frame *frame, const char *title);
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/* May set FRAME_STATUS_REPAINT */
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void
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frame_set_flag(struct frame *frame, enum frame_flag flag);
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/* May set FRAME_STATUS_REPAINT */
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void
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frame_unset_flag(struct frame *frame, enum frame_flag flag);
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/* May set FRAME_STATUS_REPAINT */
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void
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frame_resize(struct frame *frame, int32_t width, int32_t height);
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/* May set FRAME_STATUS_REPAINT */
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void
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frame_resize_inside(struct frame *frame, int32_t width, int32_t height);
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int32_t
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frame_width(struct frame *frame);
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int32_t
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frame_height(struct frame *frame);
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void
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frame_interior(struct frame *frame, int32_t *x, int32_t *y,
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int32_t *width, int32_t *height);
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void
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frame_input_rect(struct frame *frame, int32_t *x, int32_t *y,
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int32_t *width, int32_t *height);
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void
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frame_opaque_rect(struct frame *frame, int32_t *x, int32_t *y,
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int32_t *width, int32_t *height);
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int
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frame_get_shadow_margin(struct frame *frame);
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uint32_t
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frame_status(struct frame *frame);
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void
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frame_status_clear(struct frame *frame, enum frame_status status);
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/* May set FRAME_STATUS_REPAINT */
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enum theme_location
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frame_pointer_enter(struct frame *frame, void *pointer, int x, int y);
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/* May set FRAME_STATUS_REPAINT */
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enum theme_location
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frame_pointer_motion(struct frame *frame, void *pointer, int x, int y);
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/* May set FRAME_STATUS_REPAINT */
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void
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frame_pointer_leave(struct frame *frame, void *pointer);
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/* Call to indicate that a button has been pressed/released. The return
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* value for a button release will be the same as for the corresponding
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* press. This allows you to more easily track grabs. If you want the
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* actual location, simply keep the location from the last
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* frame_pointer_motion call.
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*
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* May set:
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* FRAME_STATUS_MINIMIZE
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* FRAME_STATUS_MAXIMIZE
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* FRAME_STATUS_CLOSE
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* FRAME_STATUS_MENU
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* FRAME_STATUS_RESIZE
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* FRAME_STATUS_MOVE
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*/
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enum theme_location
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frame_pointer_button(struct frame *frame, void *pointer,
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uint32_t button, enum frame_button_state state);
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void
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frame_touch_down(struct frame *frame, void *data, int32_t id, int x, int y);
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void
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frame_touch_up(struct frame *frame, void *data, int32_t id);
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enum theme_location
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frame_double_click(struct frame *frame, void *pointer,
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uint32_t button, enum frame_button_state state);
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void
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frame_double_touch_down(struct frame *frame, void *data, int32_t id,
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int x, int y);
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void
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frame_double_touch_up(struct frame *frame, void *data, int32_t id);
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void
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frame_repaint(struct frame *frame, cairo_t *cr);
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#endif
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