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121 lines
4.2 KiB
C++
121 lines
4.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* This code is based on Nine Patch code by Matthew Leverton
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taken from https://github.com/konforce/Allegro-Nine-Patch
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Copyright (C) 2011 Matthew Leverton
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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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 THE
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SOFTWARE.
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*/
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#ifndef GRAPHICS_NINE_PATCH_H
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#define GRAPHICS_NINE_PATCH_H
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#include "common/array.h"
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#include "common/rect.h"
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#include "common/hashmap.h"
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namespace Graphics {
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struct TransparentSurface;
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struct Surface;
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class MacWindowManager;
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struct NinePatchMark {
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int offset;
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int length;
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int dest_offset;
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int dest_length;
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float ratio;
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};
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class NinePatchSide {
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public:
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Common::Array<NinePatchMark *> _m;
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int _fix;
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NinePatchSide() : _fix(0) { _m.clear(); }
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~NinePatchSide();
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bool init(Graphics::TransparentSurface *bmp, bool vertical, int titlePos = 0, int *titleIndex = nullptr);
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void calcOffsets(int len, int titleIndex = 0, int titleWidth = 0);
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};
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class NinePatchBitmap {
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Graphics::TransparentSurface *_bmp;
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NinePatchSide _h, _v;
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Common::Rect _padding;
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bool _destroy_bmp;
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int _width, _height;
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int _cached_dw, _cached_dh;
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int _titleIndex, _titleWidth, _titlePos;
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Common::HashMap<uint32, int> _cached_colors;
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public:
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NinePatchBitmap(Graphics::TransparentSurface *bmp, bool owns_bitmap, int titlePos = 0);
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~NinePatchBitmap();
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void blit(Graphics::Surface &target, int dx, int dy, int dw, int dh, byte *palette = NULL, int numColors = 0, MacWindowManager *wm = NULL, uint32 transColor = 0);
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void blitClip(Graphics::Surface &target, Common::Rect clip, int dx, int dy, int dw, int dh);
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void modifyTitleWidth(int titleWidth);
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int getWidth() { return _width; }
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int getHeight() { return _height; }
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int getMinWidth() { return _h._fix; }
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int getMinHeight() { return _v._fix; }
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int getTitleWidth() { return _titleWidth; }
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// always call it after you calc the offset, such as after you call blit, then you will get the right offset
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int getTitleOffset();
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Graphics::TransparentSurface *getSource() { return _bmp; }
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Common::Rect &getPadding() { return _padding; }
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private:
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void drawRegions(Graphics::Surface &target, int dx, int dy, int dw, int dh);
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// Assumes color is in the palette
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byte getColorIndex(uint32 target, byte *palette);
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uint32 grayscale(uint32 color);
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uint32 grayscale(byte r, byte g, byte b);
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byte closestGrayscale(uint32 color, byte* palette, int paletteLength);
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};
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} // end of namespace Graphics
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#endif // GRAPHICS_NINE_PATCH_H
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