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authorAndrei Karas <akaras@inbox.ru>2013-08-18 15:09:34 +0300
committerAndrei Karas <akaras@inbox.ru>2013-08-18 15:09:34 +0300
commit924dfdb11eb71a2b45bac78362e7b111b9dfce98 (patch)
tree223c25994fa3c5782c816fab002495eb654f1043 /src/guichan/sdl/sdlgraphics.cpp
parent09ec2b1ecc1a812e03878ccc07708a0aad02896a (diff)
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Remove gcn::SDLGraphics from basic classes.
Diffstat (limited to 'src/guichan/sdl/sdlgraphics.cpp')
-rw-r--r--src/guichan/sdl/sdlgraphics.cpp595
1 files changed, 0 insertions, 595 deletions
diff --git a/src/guichan/sdl/sdlgraphics.cpp b/src/guichan/sdl/sdlgraphics.cpp
deleted file mode 100644
index b36b5e565..000000000
--- a/src/guichan/sdl/sdlgraphics.cpp
+++ /dev/null
@@ -1,595 +0,0 @@
-/* _______ __ __ __ ______ __ __ _______ __ __
- * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
- * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
- * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
- * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
- * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
- * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
- *
- * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
- * Copyright (C) 2011-2013 The ManaPlus Developers
- *
- *
- * Per Larsson a.k.a finalman
- * Olof Naessén a.k.a jansem/yakslem
- *
- * Visit: http://guichan.sourceforge.net
- *
- * License: (BSD)
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name of Guichan nor the names of its contributors may
- * be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
- * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * For comments regarding functions please see the header file.
- */
-
-#include "guichan/sdl/sdlgraphics.hpp"
-
-#include "guichan/exception.hpp"
-#include "guichan/font.hpp"
-#include "guichan/image.hpp"
-#include "guichan/sdl/sdlpixel.hpp"
-
-#include "debug.h"
-
-// For some reason an old version of MSVC did not like std::abs,
-// so we added this macro.
-#ifndef ABS
-#define ABS(x) ((x)<0?-(x):(x))
-#endif
-
-namespace gcn
-{
- SDLGraphics::SDLGraphics() :
- Graphics(),
- mTarget(nullptr),
- mColor(),
- mAlpha(false)
- {
- }
-
- void SDLGraphics::_beginDraw()
- {
- Rectangle area;
- area.x = 0;
- area.y = 0;
- area.width = mTarget->w;
- area.height = mTarget->h;
- pushClipArea(area);
- }
-
- void SDLGraphics::_endDraw()
- {
- popClipArea();
- }
-
- void SDLGraphics::setTarget(SDL_Surface* target)
- {
- mTarget = target;
- }
-
- bool SDLGraphics::pushClipArea(Rectangle area)
- {
- SDL_Rect rect;
- const bool result = Graphics::pushClipArea(area);
-
- const ClipRectangle& carea = mClipStack.top();
- rect.x = static_cast<int16_t>(carea.x);
- rect.y = static_cast<int16_t>(carea.y);
- rect.w = static_cast<int16_t>(carea.width);
- rect.h = static_cast<int16_t>(carea.height);
-
- SDL_SetClipRect(mTarget, &rect);
-
- return result;
- }
-
- void SDLGraphics::popClipArea()
- {
- Graphics::popClipArea();
-
- if (mClipStack.empty())
- return;
-
- const ClipRectangle& carea = mClipStack.top();
- SDL_Rect rect;
- rect.x = static_cast<int16_t>(carea.x);
- rect.y = static_cast<int16_t>(carea.y);
- rect.w = static_cast<int16_t>(carea.width);
- rect.h = static_cast<int16_t>(carea.height);
-
- SDL_SetClipRect(mTarget, &rect);
- }
-
- SDL_Surface* SDLGraphics::getTarget() const
- {
- return mTarget;
- }
-
- void SDLGraphics::drawImage(const Image* image A_UNUSED,
- int srcX A_UNUSED,
- int srcY A_UNUSED,
- int dstX A_UNUSED,
- int dstY A_UNUSED,
- int width A_UNUSED,
- int height A_UNUSED)
- {
- }
-
- void SDLGraphics::fillRectangle(const Rectangle& rectangle A_UNUSED)
- {
- }
-
- void SDLGraphics::drawPoint(int x, int y)
- {
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a "
- "draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const ClipRectangle& top = mClipStack.top();
-
- x += top.xOffset;
- y += top.yOffset;
-
- if (!top.isPointInRect(x, y))
- return;
-
- if (mAlpha)
- SDLputPixelAlpha(mTarget, x, y, mColor);
- else
- SDLputPixel(mTarget, x, y, mColor);
- }
-
- void SDLGraphics::drawHLine(int x1, int y, int x2)
- {
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a "
- "draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const ClipRectangle& top = mClipStack.top();
-
- x1 += top.xOffset;
- y += top.yOffset;
- x2 += top.xOffset;
-
- if (y < top.y || y >= top.y + top.height)
- return;
-
- if (x1 > x2)
- {
- x1 ^= x2;
- x2 ^= x1;
- x1 ^= x2;
- }
-
- if (top.x > x1)
- {
- if (top.x > x2)
- return;
-
- x1 = top.x;
- }
-
- if (top.x + top.width <= x2)
- {
- if (top.x + top.width <= x1)
- return;
-
- x2 = top.x + top.width -1;
- }
-
- const int bpp = mTarget->format->BytesPerPixel;
-
- SDL_LockSurface(mTarget);
-
- uint8_t *p = static_cast<uint8_t*>(mTarget->pixels)
- + y * mTarget->pitch + x1 * bpp;
-
- const uint32_t pixel = SDL_MapRGB(mTarget->format,
- static_cast<uint8_t>(mColor.r),
- static_cast<uint8_t>(mColor.g),
- static_cast<uint8_t>(mColor.b));
- switch (bpp)
- {
- case 1:
- for (; x1 <= x2; ++x1)
- *(p++) = static_cast<uint8_t>(pixel);
- break;
-
- case 2:
- {
- uint16_t* q = reinterpret_cast<uint16_t*>(p);
- for (; x1 <= x2; ++x1)
- *(q++) = pixel;
- break;
- }
-
- case 3:
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- for (; x1 <= x2; ++x1)
- {
- p[0] = static_cast<uint8_t>((pixel >> 16) & 0xff);
- p[1] = static_cast<uint8_t>((pixel >> 8) & 0xff);
- p[2] = static_cast<uint8_t>(pixel & 0xff);
- p += 3;
- }
-#else
- for (; x1 <= x2; ++x1)
- {
- p[0] = static_cast<uint8_t>(pixel & 0xff);
- p[1] = static_cast<uint8_t>((pixel >> 8) & 0xff);
- p[2] = static_cast<uint8_t>((pixel >> 16) & 0xff);
- p += 3;
- }
-#endif
- break;
-
- case 4:
- {
- uint32_t *q = reinterpret_cast<uint32_t*>(p);
- for (; x1 <= x2; ++x1)
- {
- if (mAlpha)
- {
- *q = SDLAlpha32(pixel, *q,
- static_cast<unsigned char>(mColor.a));
- q++;
- }
- else
- {
- *(q++) = pixel;
- }
- }
- break;
- }
- default:
- break;
- } // end switch
-
- SDL_UnlockSurface(mTarget);
- }
-
- void SDLGraphics::drawVLine(int x, int y1, int y2)
- {
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a "
- "draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const ClipRectangle& top = mClipStack.top();
-
- x += top.xOffset;
- y1 += top.yOffset;
- y2 += top.yOffset;
-
- if (x < top.x || x >= top.x + top.width)
- return;
-
- if (y1 > y2)
- {
- y1 ^= y2;
- y2 ^= y1;
- y1 ^= y2;
- }
-
- if (top.y > y1)
- {
- if (top.y > y2)
- return;
-
- y1 = top.y;
- }
-
- if (top.y + top.height <= y2)
- {
- if (top.y + top.height <= y1)
- return;
-
- y2 = top.y + top.height - 1;
- }
-
- const int bpp = mTarget->format->BytesPerPixel;
-
- SDL_LockSurface(mTarget);
-
- uint8_t *p = static_cast<uint8_t*>(mTarget->pixels)
- + y1 * mTarget->pitch + x * bpp;
-
- const uint32_t pixel = SDL_MapRGB(mTarget->format,
- static_cast<uint8_t>(mColor.r),
- static_cast<uint8_t>(mColor.g),
- static_cast<uint8_t>(mColor.b));
-
- switch (bpp)
- {
- case 1:
- for (; y1 <= y2; ++y1)
- {
- *p = static_cast<uint8_t>(pixel);
- p += mTarget->pitch;
- }
- break;
-
- case 2:
- for (; y1 <= y2; ++ y1)
- {
- *reinterpret_cast<uint16_t*>(p)
- = static_cast<uint16_t>(pixel);
- p += mTarget->pitch;
- }
- break;
-
- case 3:
-#if SDL_BYTEORDER == SDL_BIG_ENDIAN
- for (; y1 <= y2; ++y1)
- {
- p[0] = static_cast<uint8_t>((pixel >> 16) & 0xff);
- p[1] = static_cast<uint8_t>((pixel >> 8) & 0xff);
- p[2] = static_cast<uint8_t>(pixel & 0xff);
- p += mTarget->pitch;
- }
-#else
- for (; y1 <= y2; ++y1)
- {
- p[0] = static_cast<uint8_t>(pixel & 0xff);
- p[1] = static_cast<uint8_t>((pixel >> 8) & 0xff);
- p[2] = static_cast<uint8_t>((pixel >> 16) & 0xff);
- p += mTarget->pitch;
- }
-#endif
- break;
-
- case 4:
- for (; y1 <= y2; ++y1)
- {
- if (mAlpha)
- {
- *reinterpret_cast<uint32_t*>(p) = SDLAlpha32(pixel,
- *reinterpret_cast<uint32_t*>(p),
- static_cast<unsigned char>(mColor.a));
- }
- else
- {
- *reinterpret_cast<uint32_t*>(p) = pixel;
- }
- p += mTarget->pitch;
- }
- break;
-
- default:
- break;
- } // end switch
-
- SDL_UnlockSurface(mTarget);
- }
-
- void SDLGraphics::drawRectangle(const Rectangle& rectangle)
- {
- const int x1 = rectangle.x;
- const int x2 = rectangle.x + rectangle.width - 1;
- const int y1 = rectangle.y;
- const int y2 = rectangle.y + rectangle.height - 1;
-
- drawHLine(x1, y1, x2);
- drawHLine(x1, y2, x2);
-
- drawVLine(x1, y1, y2);
- drawVLine(x2, y1, y2);
- }
-
- void SDLGraphics::drawLine(int x1, int y1, int x2, int y2)
- {
- if (x1 == x2)
- {
- drawVLine(x1, y1, y2);
- return;
- }
- if (y1 == y2)
- {
- drawHLine(x1, y1, x2);
- return;
- }
-
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a "
- "draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const ClipRectangle& top = mClipStack.top();
-
- x1 += top.xOffset;
- y1 += top.yOffset;
- x2 += top.xOffset;
- y2 += top.yOffset;
-
- // Draw a line with Bresenham
-
- const int dx = ABS(x2 - x1);
- const int dy = ABS(y2 - y1);
-
- if (dx > dy)
- {
- if (x1 > x2)
- {
- // swap x1, x2
- x1 ^= x2;
- x2 ^= x1;
- x1 ^= x2;
-
- // swap y1, y2
- y1 ^= y2;
- y2 ^= y1;
- y1 ^= y2;
- }
-
- if (y1 < y2)
- {
- int y = y1;
- int p = 0;
-
- for (int x = x1; x <= x2; x++)
- {
- if (top.isPointInRect(x, y))
- {
- if (mAlpha)
- SDLputPixelAlpha(mTarget, x, y, mColor);
- else
- SDLputPixel(mTarget, x, y, mColor);
- }
-
- p += dy;
-
- if (p * 2 >= dx)
- {
- y++;
- p -= dx;
- }
- }
- }
- else
- {
- int y = y1;
- int p = 0;
-
- for (int x = x1; x <= x2; x++)
- {
- if (top.isPointInRect(x, y))
- {
- if (mAlpha)
- SDLputPixelAlpha(mTarget, x, y, mColor);
- else
- SDLputPixel(mTarget, x, y, mColor);
- }
-
- p += dy;
-
- if (p * 2 >= dx)
- {
- y--;
- p -= dx;
- }
- }
- }
- }
- else
- {
- if (y1 > y2)
- {
- // swap y1, y2
- y1 ^= y2;
- y2 ^= y1;
- y1 ^= y2;
-
- // swap x1, x2
- x1 ^= x2;
- x2 ^= x1;
- x1 ^= x2;
- }
-
- if (x1 < x2)
- {
- int x = x1;
- int p = 0;
-
- for (int y = y1; y <= y2; y++)
- {
- if (top.isPointInRect(x, y))
- {
- if (mAlpha)
- SDLputPixelAlpha(mTarget, x, y, mColor);
- else
- SDLputPixel(mTarget, x, y, mColor);
- }
-
- p += dx;
-
- if (p * 2 >= dy)
- {
- x++;
- p -= dy;
- }
- }
- }
- else
- {
- int x = x1;
- int p = 0;
-
- for (int y = y1; y <= y2; y++)
- {
- if (top.isPointInRect(x, y))
- {
- if (mAlpha)
- SDLputPixelAlpha(mTarget, x, y, mColor);
- else
- SDLputPixel(mTarget, x, y, mColor);
- }
-
- p += dx;
-
- if (p * 2 >= dy)
- {
- x--;
- p -= dy;
- }
- }
- }
- }
- }
-
- void SDLGraphics::setColor(const Color& color A_UNUSED)
- {
- }
-
- const Color& SDLGraphics::getColor() const
- {
- return mColor;
- }
-
- void SDLGraphics::drawSDLSurface(SDL_Surface* surface,
- SDL_Rect source,
- SDL_Rect destination)
- {
- if (mClipStack.empty())
- {
- throw GCN_EXCEPTION("Clip stack is empty, perhaps you called a "
- "draw funtion outside of _beginDraw() and _endDraw()?");
- }
-
- const ClipRectangle& top = mClipStack.top();
-
- destination.x += static_cast<int16_t>(top.xOffset);
- destination.y += static_cast<int16_t>(top.yOffset);
-
- SDL_BlitSurface(surface, &source, mTarget, &destination);
- }
-} // namespace gcn