104 lines
2.4 KiB
C
104 lines
2.4 KiB
C
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/*
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* Copyright (c) 2020 Andri Yngvason
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "display.h"
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#include "neatvnc.h"
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#include "common.h"
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#include <assert.h>
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#include <stdlib.h>
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#define EXPORT __attribute__((visibility("default")))
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EXPORT
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struct nvnc_display* nvnc_display_new(uint16_t x_pos, uint16_t y_pos)
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{
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struct nvnc_display* self = calloc(1, sizeof(*self));
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if (!self)
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return NULL;
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self->ref = 1;
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self->x_pos = x_pos;
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self->y_pos = y_pos;
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return self;
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}
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void nvnc__display_free(struct nvnc_display* self)
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{
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if (self->buffer)
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nvnc_fb_unref(self->buffer);
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free(self);
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}
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EXPORT
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void nvnc_display_ref(struct nvnc_display* self)
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{
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self->ref++;
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}
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EXPORT
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void nvnc_display_unref(struct nvnc_display* self)
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{
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if (--self->ref == 0)
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nvnc__display_free(self);
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}
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EXPORT
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struct nvnc* nvnc_display_get_server(const struct nvnc_display* self)
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{
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return self->server;
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}
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EXPORT
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void nvnc_display_set_buffer(struct nvnc_display* self, struct nvnc_fb* fb)
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{
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if (self->buffer)
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nvnc_fb_unref(self->buffer);
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self->buffer = fb;
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nvnc_fb_ref(fb);
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}
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EXPORT
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void nvnc_display_set_render_fn(struct nvnc_display* self, nvnc_render_fn fn)
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{
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self->render_fn = fn;
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}
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EXPORT
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void nvnc_display_damage_region(struct nvnc_display* self,
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const struct pixman_region16* region)
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{
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// TODO: Shift according to display position
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assert(self->server);
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nvnc__damage_region(self->server, region);
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}
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EXPORT
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void nvnc_display_damage_whole(struct nvnc_display* self)
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{
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assert(self->server);
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uint16_t width = nvnc_fb_get_width(self->buffer);
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uint16_t height = nvnc_fb_get_height(self->buffer);
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struct pixman_region16 damage;
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pixman_region_init_rect(&damage, 0, 0, width, height);
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nvnc_display_damage_region(self, &damage);
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pixman_region_fini(&damage);
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}
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