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110 lines
2.7 KiB
C++
110 lines
2.7 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef TITANIC_SURFACE_OBJ_H
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#define TITANIC_SURFACE_OBJ_H
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#include "titanic/support/rect.h"
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#include "titanic/support/video_surface.h"
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#include "titanic/star_control/fpoint.h"
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#include "titanic/star_control/frect.h"
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namespace Titanic {
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enum SurfaceAreaMode {
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SA_SOLID = 0, SA_MODE1 = 1, SA_MODE2 = 2, SA_XOR = 3, SA_MODE4 = 4
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};
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class CSurfaceArea {
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template<typename T>
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static void plotPoint(int x, int y, int color, void *data) {
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CSurfaceArea *sa = (CSurfaceArea *)data;
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if (x >= 0 && x < sa->_width && y >= 0 && y < sa->_height) {
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T *ptr = (T *)sa->_surface->getBasePtr(x, y);
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*ptr = (*ptr & sa->_colorMask) ^ sa->_color;
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}
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}
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private:
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/**
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* Initialize data for the class
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*/
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void initialize();
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/**
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* Sets the drawing color and mask
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*/
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void setColor(uint rgb);
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void pixelToRGB(uint pixel, uint *rgb);
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Graphics::PixelFormat getPixelFormat() const;
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public:
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int _field0;
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int _width;
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int _height;
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int _pitch;
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int _bpp;
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byte *_pixelsPtr;
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FPoint _centroid;
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uint _pixel;
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byte _field24;
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byte _field25;
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byte _field26;
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byte _field27;
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uint _rgb;
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int _field2C;
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uint _colorMask;
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uint _color;
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SurfaceAreaMode _mode;
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Rect _bounds;
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Graphics::Surface *_surface;
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public:
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CSurfaceArea(CVideoSurface *surface);
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/**
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* Sets the drawing mode, and returns the old mode
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*/
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SurfaceAreaMode setMode(SurfaceAreaMode mode);
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/**
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* Sets the color from the current pixel
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*/
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void setColorFromPixel();
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/**
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* Draws a line on the surface
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*/
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double drawLine(const FPoint &pt1, const FPoint &pt2);
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/**
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* Draws a line on the surface from the rect's top-left
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* to bottom-right corners
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*/
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double drawLine(const FRect &rect) {
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return drawLine(FPoint(rect.left, rect.top), FPoint(rect.right, rect.bottom));
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}
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};
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} // End of namespace Titanic
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#endif /* TITANIC_STAR_CONTROL_SUB16_H */
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