/* * The Mana Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2012 The Mana Developers * * This file is part of The Mana 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 . */ #ifndef GRAPHICS_H #define GRAPHICS_H #include #include #include class Image; class ImageRect; 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: * *
 *  !-----!-----------------!-----!
 *  !  0  !        1        !  2  !
 *  !-----!-----------------!-----!
 *  !  3  !        4        !  5  !
 *  !-----!-----------------!-----!
 *  !  6  !        7        !  8  !
 *  !-----!-----------------!-----!
 * 
* * 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 { public: 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: Graphics() = default; ~Graphics() override; /** * Sets the target SDL_Window to draw to. 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_Window *target); SDL_Window *getTarget() const { return mTarget; } SDL_Renderer *getRenderer() const { return mRenderer; } /** * Try to create a window with the given settings. */ virtual bool setVideoMode(int w, int h, bool fs); /** * Change the video mode. Can be used for switching to full screen, * changing resolution or adapting after window resize. */ bool changeVideoMode(int w, int h, bool fs); virtual void videoResized(int w, int h); /** * Blits an image onto the screen. * * @return true if the image was blitted properly * false otherwise. */ bool drawImage(Image *image, int x, int y); /** * Draws a resclaled version of the image */ bool drawRescaledImage(Image *image, int srcX, int srcY, int dstX, int dstY, int width, int height, int desiredWidth, int desiredHeight) { return drawRescaledImage(image, srcX, srcY, dstX, dstY, width, height, desiredWidth, desiredHeight, false); } /** * Draws a resclaled version of the image */ virtual bool drawRescaledImage(Image *image, int srcX, int srcY, int dstX, int dstY, int width, int height, int desiredWidth, int desiredHeight, bool useColor = false); /** * Blits an image onto the screen. * * @return true if the image was blitted properly * false otherwise. */ virtual bool drawImage(Image *image, int srcX, int srcY, int dstX, int dstY, int width, int height, bool useColor = false); virtual void drawImagePattern(Image *image, int x, int y, int w, int h); /** * Draw a pattern based on a rescaled version of the given image... */ virtual void drawRescaledImagePattern(Image *image, int x, int y, int w, int h, int scaledWidth, int scaledHeight); /** * 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, Image *topLeft, Image *topRight, Image *bottomLeft, Image *bottomRight, Image *top, Image *right, Image *bottom, Image *left, Image *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); /** * Draws a rectangle using images. 4 corner images, 4 side images and 1 * image for the inside. */ void drawImageRect(const gcn::Rectangle &area, const ImageRect &imgRect) { drawImageRect(area.x, area.y, area.width, area.height, imgRect); } /** * Updates the screen. This is done by either copying the buffer to the * screen or swapping pages. */ virtual void updateScreen(); /** * Returns the width of the screen. */ int getWidth() const; /** * Returns the height of the screen. */ int getHeight() const; /** * Returns whether we're in a full screen mode. */ bool getFullscreen() const { return mFullscreen; } /** * Takes a screenshot and returns it as SDL surface. */ virtual SDL_Surface *getScreenshot(); gcn::Font *getFont() const { return mFont; } bool pushClipArea(gcn::Rectangle area) override; void popClipArea() override; void drawImage(const gcn::Image *image, int srcX, int srcY, int dstX, int dstY, int width, int height) override {} // not used void drawPoint(int x, int y) override; void drawLine(int x1, int y1, int x2, int y2) override; void drawRectangle(const gcn::Rectangle &rectangle) override; void fillRectangle(const gcn::Rectangle &rectangle) override; void setColor(const gcn::Color &color) override { mColor = color; } const gcn::Color &getColor() const override { return mColor; } protected: void updateSDLClipRect(); int mWidth = 0; int mHeight = 0; bool mFullscreen = false; gcn::Color mColor; SDL_Window *mTarget = nullptr; SDL_Renderer *mRenderer = nullptr; }; extern Graphics *graphics; #endif