81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
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/*
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* Copyright (C) 2016 Glyptodon, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef GUACENC_LAYER_H
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#define GUACENC_LAYER_H
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#include "config.h"
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#include "buffer.h"
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/**
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* The value assigned to the parent_index property of a guacenc_layer if it has
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* no parent.
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*/
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#define GUACENC_LAYER_NO_PARENT -1
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/**
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* A visible Guacamole layer.
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*/
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typedef struct guacenc_layer {
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/**
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* The actual image contents of this layer, as well as this layer's size
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* (width and height).
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*/
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guacenc_buffer buffer;
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/**
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* The index of the layer that contains this layer. If this layer is the
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* default layer (and thus has no parent), this will be
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* GUACENC_LAYER_NO_PARENT.
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*/
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int parent_index;
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/**
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* The X coordinate of the upper-left corner of this layer within the
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* Guacamole display.
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*/
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int x;
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/**
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* The Y coordinate of the upper-left corner of this layer within the
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* Guacamole display.
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*/
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int y;
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/**
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* The relative stacking order of this layer with respect to other sibling
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* layers.
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*/
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int z;
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/**
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* The opacity of this layer, where 0 is completely transparent and 255 is
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* completely opaque.
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*/
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int opacity;
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} guacenc_layer;
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#endif
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