diff options
Diffstat (limited to 'src/render/graphics.h')
| -rw-r--r-- | src/render/graphics.h | 427 |
1 files changed, 427 insertions, 0 deletions
diff --git a/src/render/graphics.h b/src/render/graphics.h new file mode 100644 index 000000000..7dafcbc45 --- /dev/null +++ b/src/render/graphics.h @@ -0,0 +1,427 @@ +/* + * The ManaPlus Client + * Copyright (C) 2004-2009 The Mana World Development Team + * Copyright (C) 2009-2010 The Mana Developers + * Copyright (C) 2011-2013 The ManaPlus Developers + * + * This file is part of The ManaPlus Client. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef GRAPHICS_H +#define GRAPHICS_H + +#include "SDL.h" + +#include "sdlshared.h" + +#include <guichan/color.hpp> +#include <guichan/graphics.hpp> + +#include "localconsts.h" + +class Image; +class ImageCollection; +class ImageVertexes; +class MapLayer; + +struct SDL_Surface; +struct SDL_Window; + +static const int defaultScreenWidth = 800; +static const int defaultScreenHeight = 600; + +/** + * 9 images defining a rectangle. 4 corners, 4 sides and a middle area. The + * topology is as follows: + * + * <pre> + * !-----!-----------------!-----! + * ! 0 ! 1 ! 2 ! + * !-----!-----------------!-----! + * ! 3 ! 4 ! 5 ! + * !-----!-----------------!-----! + * ! 6 ! 7 ! 8 ! + * !-----!-----------------!-----! + * </pre> + * + * Sections 0, 2, 6 and 8 will remain as is. 1, 3, 4, 5 and 7 will be + * repeated to fit the size of the widget. + */ +class ImageRect final +{ + public: + ImageRect() + { + for (int f = 0; f < 9; f ++) + grid[f] = nullptr; + } + + A_DELETE_COPY(ImageRect) + + enum ImagePosition + { + UPPER_LEFT = 0, + UPPER_CENTER = 1, + UPPER_RIGHT = 2, + LEFT = 3, + CENTER = 4, + RIGHT = 5, + LOWER_LEFT = 6, + LOWER_CENTER = 7, + LOWER_RIGHT = 8 + }; + + Image *grid[9]; +}; + +/** + * A central point of control for graphics. + */ +class Graphics : public gcn::Graphics +{ + public: + /** + * Constructor. + */ + Graphics(); + + A_DELETE_COPY(Graphics) + + /** + * Destructor. + */ + virtual ~Graphics(); + + void setWindow(SDL_Window *const window, + const int width, const int height) + { + mWindow = window; + mRect.w = width; + mRect.h = height; + } + + SDL_Window *getWindow() const + { return mWindow; } + + /** + * Sets whether vertical refresh syncing is enabled. Takes effect after + * the next call to setVideoMode(). Only implemented on MacOS for now. + */ + void setSync(const bool sync); + + bool getSync() const A_WARN_UNUSED + { return mSync; } + + /** + * Try to create a window with the given settings. + */ + virtual bool setVideoMode(const int w, const int h, const int bpp, + const bool fs, const bool hwaccel, + const bool resize, const bool noFrame) = 0; + + /** + * Set fullscreen mode. + */ + bool setFullscreen(const bool fs); + + /** + * Resize the window to the specified size. + */ + bool resizeScreen(const int width, const int height); + + /** + * Blits an image onto the screen. + * + * @return <code>true</code> if the image was blitted properly + * <code>false</code> otherwise. + */ + bool drawImage(const Image *image, int x, int y); + + // override unused abstract function + void drawImage(const gcn::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) override + { + } + + /** + * Draws a resclaled version of the image + */ + virtual bool drawRescaledImage(const Image *const image, int srcX, + int srcY, int dstX, int dstY, + const int width, const int height, + const int desiredWidth, + const int desiredHeight, + const bool useColor = false) = 0; + + virtual void drawImagePattern(const Image *const image, + const int x, const int y, + const int w, const int h) = 0; + + /** + * Draw a pattern based on a rescaled version of the given image... + */ + virtual void drawRescaledImagePattern(const Image *const image, + const int x, const int y, + const int w, const int h, + const int scaledWidth, + const int scaledHeight) = 0; + + /** + * Draws a rectangle using images. 4 corner images, 4 side images and 1 + * image for the inside. + */ + void drawImageRect(const int x, const int y, const int w, const int h, + const Image *const topLeft, + const Image *const topRight, + const Image *const bottomLeft, + const Image *const bottomRight, + const Image *const top, + const Image *const right, + const Image *const bottom, + const Image *const left, + const Image *const center); + + /** + * Draws a rectangle using images. 4 corner images, 4 side images and 1 + * image for the inside. + */ + void drawImageRect(int x, int y, int w, int h, + const ImageRect &imgRect); + + bool calcImageRect(ImageVertexes *const vert, + const int x, const int y, + const int w, const int h, + const Image *const topLeft, + const Image *const topRight, + const Image *const bottomLeft, + const Image *const bottomRight, + const Image *const top, + const Image *const right, + const Image *const bottom, + const Image *const left, + const Image *const center); + + virtual void calcImagePattern(ImageVertexes *const vert, + const Image *const image, + const int x, const int y, + const int w, const int h) const = 0; + + virtual void calcImagePattern(ImageCollection *const vert, + const Image *const image, + const int x, const int y, + const int w, const int h) const = 0; + + virtual void calcTile(ImageVertexes *const vert, + const Image *const image, + int x, int y) const = 0; + + virtual void calcTileSDL(ImageVertexes *const vert A_UNUSED, + int x A_UNUSED, int y A_UNUSED) const + { + } + + virtual void drawTile(const ImageVertexes *const vert) = 0; + + virtual void drawTile(const ImageCollection *const vertCol) = 0; + + virtual void calcTile(ImageCollection *const vertCol, + const Image *const image, + int x, int y) = 0; + + virtual bool calcWindow(ImageCollection *const vertCol, + const int x, const int y, + const int w, const int h, + const ImageRect &imgRect) = 0; + + /** + * Draws a rectangle using images. 4 corner images, 4 side images and 1 + * image for the inside. + */ + inline void drawImageRect(const gcn::Rectangle &area, + const ImageRect &imgRect) + { drawImageRect(area.x, area.y, area.width, area.height, imgRect); } + + virtual void fillRectangle(const gcn::Rectangle& rectangle) + override = 0; + + /** + * Updates the screen. This is done by either copying the buffer to the + * screen or swapping pages. + */ + virtual void updateScreen() = 0; + + /** + * Returns the width of the screen. + */ + int getWidth() const A_WARN_UNUSED; + + /** + * Returns the height of the screen. + */ + int getHeight() const A_WARN_UNUSED; + + /** + * Takes a screenshot and returns it as SDL surface. + */ + virtual SDL_Surface *getScreenshot() A_WARN_UNUSED = 0; + + virtual void prepareScreenshot() + { } + + int getMemoryUsage() const A_WARN_UNUSED; + + virtual bool drawNet(const int x1, const int y1, + const int x2, const int y2, + const int width, const int height); + + const gcn::Font *getFont() const A_WARN_UNUSED + { return mFont; } + + gcn::ClipRectangle &getTopClip() A_WARN_UNUSED + { return mClipStack.top(); } + + void setRedraw(const bool n) + { mRedraw = n; } + + bool getRedraw() const A_WARN_UNUSED + { return mRedraw; } + + void setSecure(const bool n) + { mSecure = n; } + + bool getSecure() const A_WARN_UNUSED + { return mSecure; } + + int getBpp() const A_WARN_UNUSED + { return mBpp; } + + bool getFullScreen() const A_WARN_UNUSED + { return mFullscreen; } + + bool getHWAccel() const A_WARN_UNUSED + { return mHWAccel; } + + bool getDoubleBuffer() const A_WARN_UNUSED + { return mDoubleBuffer; } + + int getOpenGL() const A_WARN_UNUSED + { return mOpenGL; } + + void setNoFrame(const bool n) + { mNoFrame = n; } + + const std::string &getName() const A_WARN_UNUSED + { return mName; } + + virtual void initArrays() + { } + + void setColor(const gcn::Color &color) + { + mColor = color; + mColor2 = color; + mAlpha = (color.a != 255); + } + + void setColor2(const gcn::Color &color) + { mColor2 = color; } + + void setColorAll(const gcn::Color &color, const gcn::Color &color2) + { + mColor = color; + mColor2 = color2; + mAlpha = (color.a != 255); + } + + const gcn::Color &getColor() const override + { return mColor; } + + const gcn::Color &getColor2() const + { return mColor2; } + +#ifdef DEBUG_DRAW_CALLS + virtual unsigned int getDrawCalls() const + { return 0; } +#endif +#ifdef DEBUG_BIND_TEXTURE + virtual unsigned int getBinds() const + { return 0; } +#endif +#ifdef USE_SDL2 + void dumpRendererInfo(const char *const str, + const SDL_RendererInfo &info); +#endif + int mWidth; + int mHeight; + + protected: + /** + * Blits an image onto the screen. + * + * @return <code>true</code> if the image was blitted properly + * <code>false</code> otherwise. + */ + virtual bool drawImage2(const Image *const image, + int srcX, int srcY, + int dstX, int dstY, + const int width, const int height, + const bool useColor) = 0; + + + void setMainFlags(int w, int h, int bpp, bool fs, + bool hwaccel, bool resize, bool noFrame); + + int getOpenGLFlags() const A_WARN_UNUSED; + + int getSoftwareFlags() const A_WARN_UNUSED; + + bool setOpenGLMode(); + + void updateMemoryInfo(); + + bool videoInfo(); + + SDL_Window *mWindow; + +#ifdef USE_SDL2 + SDL_Renderer *mRenderer; +#ifdef USE_OPENGL + SDL_GLContext mGLContext; +#endif +#endif + int mBpp; + bool mAlpha; + bool mFullscreen; + bool mHWAccel; + bool mRedraw; + bool mDoubleBuffer; + SDL_Rect mRect; + bool mSecure; + int mOpenGL; + bool mEnableResize; + bool mNoFrame; + std::string mName; + int mStartFreeMem; + bool mSync; + gcn::Color mColor; + gcn::Color mColor2; +}; + +extern Graphics *mainGraphics; + +#endif // GRAPHICS_H |