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113 lines
3.0 KiB
C++
113 lines
3.0 KiB
C++
// Aseprite Document Library
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// Copyright (c) 2020 Igara Studio S.A.
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// Copyright (c) 2001-2018 David Capello
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//
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// This file is released under the terms of the MIT license.
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// Read LICENSE.txt for more information.
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#ifndef DOC_PALETTE_H_INCLUDED
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#define DOC_PALETTE_H_INCLUDED
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#pragma once
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#include "base/debug.h"
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#include "doc/color.h"
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#include "doc/frame.h"
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#include "doc/object.h"
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#include <vector>
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#include <string>
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namespace doc {
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class Remap;
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class Palette : public Object {
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public:
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Palette(frame_t frame, int ncolors);
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Palette(const Palette& palette);
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Palette(const Palette& palette, const Remap& remap);
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~Palette();
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static Palette* createGrayscale();
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int size() const { return (int)m_colors.size(); }
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void resize(int ncolors);
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const std::string& filename() const { return m_filename; }
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const std::string& comment() const { return m_comment; }
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void setFilename(const std::string& filename) {
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m_filename = filename;
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}
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void setComment(const std::string& comment) {
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m_comment = comment;
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}
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int getModifications() const { return m_modifications; }
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// Return true if the palette has alpha != 255 in some entry
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bool hasAlpha() const;
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frame_t frame() const { return m_frame; }
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void setFrame(frame_t frame);
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color_t entry(int i) const {
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// TODO At this moment we cannot enable this assert because
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// there are situations that are not handled quite well yet.
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// E.g. A palette with lesser colors is loaded
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//
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//ASSERT(i < size());
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ASSERT(i >= 0);
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if (i >= 0 && i < size())
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return m_colors[i];
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else
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return 0;
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}
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color_t getEntry(int i) const {
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return entry(i);
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}
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void setEntry(int i, color_t color);
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void addEntry(color_t color);
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void copyColorsTo(Palette* dst) const;
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int countDiff(const Palette* other, int* from, int* to) const;
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bool operator==(const Palette& other) const {
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return (countDiff(&other, nullptr, nullptr) == 0);
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}
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bool operator!=(const Palette& other) const {
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return !operator==(other);
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}
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// Returns true if the palette is completely black.
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bool isBlack() const;
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void makeBlack();
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void makeGradient(int from, int to);
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int findExactMatch(int r, int g, int b, int a, int mask_index) const;
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int findBestfit(int r, int g, int b, int a, int mask_index) const;
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int findBestfit2(int r, int g, int b) const;
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void applyRemap(const Remap& remap);
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// TODO add undo/redo support of entry names
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void setEntryName(const int i, const std::string& name);
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const std::string& getEntryName(const int i) const;
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private:
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frame_t m_frame;
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std::vector<color_t> m_colors;
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std::vector<std::string> m_names;
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int m_modifications;
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std::string m_filename; // If the palette is associated with a file.
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std::string m_comment; // Some extra comment from the .gpl file (author, website, etc.).
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};
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} // namespace doc
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#endif
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