palette.h (1298B)
1/* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 20 21#ifndef __GUAC_PALETTE_H 22#define __GUAC_PALETTE_H 23 24#include <cairo/cairo.h> 25#include <png.h> 26 27typedef struct guac_palette_entry { 28 29 int index; 30 int color; 31 32} guac_palette_entry; 33 34typedef struct guac_palette { 35 36 guac_palette_entry entries[0x1000]; 37 png_color colors[256]; 38 int size; 39 40} guac_palette; 41 42guac_palette* guac_palette_alloc(cairo_surface_t* surface); 43int guac_palette_find(guac_palette* palette, int color); 44void guac_palette_free(guac_palette* palette); 45 46#endif 47