diff options
Diffstat (limited to 'src/guichan')
| -rw-r--r-- | src/guichan/include/guichan/sdl/sdlgraphics.hpp | 158 | ||||
| -rw-r--r-- | src/guichan/sdl/sdlgraphics.cpp | 595 |
2 files changed, 0 insertions, 753 deletions
diff --git a/src/guichan/include/guichan/sdl/sdlgraphics.hpp b/src/guichan/include/guichan/sdl/sdlgraphics.hpp deleted file mode 100644 index fff1f6e29..000000000 --- a/src/guichan/include/guichan/sdl/sdlgraphics.hpp +++ /dev/null @@ -1,158 +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. - */ - -#ifndef GCN_SDLGRAPHICS_HPP -#define GCN_SDLGRAPHICS_HPP - -#include "SDL.h" - -#include "guichan/color.hpp" -#include "guichan/graphics.hpp" -#include "guichan/platform.hpp" - -namespace gcn -{ - class Image; - class Rectangle; - - /** - * SDL implementation of the Graphics. - */ - class GCN_EXTENSION_DECLSPEC SDLGraphics : public Graphics - { - public: - // Needed so that drawImage(gcn::Image *, int, int) is visible. - using Graphics::drawImage; - - /** - * Constructor. - */ - SDLGraphics(); - - A_DELETE_COPY(SDLGraphics) - - /** - * Sets the target SDL_Surface to draw to. The target can be any - * SDL_Surface. This funtion also pushes a clip areas corresponding to - * the dimension of the target. - * - * @param target the target to draw to. - */ - virtual void setTarget(SDL_Surface* target); - - /** - * Gets the target SDL_Surface. - * - * @return the target SDL_Surface. - */ - virtual SDL_Surface* getTarget() const; - - /** - * Draws an SDL_Surface on the target surface. Normaly you'll - * use drawImage, but if you want to write SDL specific code - * this function might come in handy. - * - * NOTE: The clip areas will be taken into account. - */ - virtual void drawSDLSurface(SDL_Surface* surface, - SDL_Rect source, - SDL_Rect destination); - - - // Inherited from Graphics - - virtual void _beginDraw(); - - virtual void _endDraw(); - - virtual bool pushClipArea(Rectangle area); - - virtual void popClipArea(); - - virtual void drawImage(const Image* image, - int srcX, - int srcY, - int dstX, - int dstY, - int width, - int height); - - virtual void drawPoint(int x, int y); - - virtual void drawLine(int x1, int y1, int x2, int y2); - - virtual void drawRectangle(const Rectangle& rectangle); - - virtual void fillRectangle(const Rectangle& rectangle); - - virtual void setColor(const Color& color); - - virtual const Color& getColor() const; - - protected: - /** - * Draws a horizontal line. - * - * @param x1 the start coordinate of the line. - * @param y the y coordinate of the line. - * @param x2 the end coordinate of the line. - */ - virtual void drawHLine(int x1, int y, int x2); - - /** - * Draws a vertical line. - * - * @param x the x coordinate of the line. - * @param y1 the start coordinate of the line. - * @param y2 the end coordinate of the line. - */ - virtual void drawVLine(int x, int y1, int y2); - - SDL_Surface* mTarget; - Color mColor; - bool mAlpha; - }; -} // namespace gcn - -#endif // end GCN_SDLGRAPHICS_HPP 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 |