class GraphicsVertexes;
class Image;
class ImageVertexes;
class MapLayer;
struct SDL_Surface;
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 final
{
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::SDLGraphics
{
public:
enum BlitMode
{
BLIT_NORMAL = 0,
BLIT_GFX
};
/**
* Constructor.
*/
Graphics();
/**
* Destructor.
*/
virtual ~Graphics();
/**
* 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
{ 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);
/**
* 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 true
if the image was blitted properly
* false
otherwise.
*/
bool drawImage(const Image *image, int x, int y);
/**
* Draws a resclaled version of the image
*/
bool drawRescaledImage(Image *const image, int srcX, int srcY,
int dstX, int dstY,
const int width, const int height,
const int desiredWidth, const 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 *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);
virtual void drawImagePattern(const Image *const image,
const int x, const int y,
const int w, const int h);
/**
* 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);
/**
* 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);
virtual bool calcImageRect(GraphicsVertexes *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(GraphicsVertexes *const vert,
const Image *const image,
const int x, const int y,
const int w, const int h);
virtual void calcTile(ImageVertexes *const vert, int x, int y);
virtual void drawTile(const ImageVertexes *const vert);
virtual void drawImageRect2(GraphicsVertexes *const vert,
const ImageRect &imgRect);
virtual void drawImagePattern2(GraphicsVertexes *const vert,
const Image *const img);
bool calcWindow(GraphicsVertexes *const vert,
const int x, const int y, const int w, const int h,
const ImageRect &imgRect);
/**
* 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); }
void setBlitMode(const BlitMode mode)
{ mBlitMode = mode; }
BlitMode getBlitMode() const
{ return mBlitMode; }
void fillRectangle(const gcn::Rectangle& rectangle);
/**
* 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;
/**
* Takes a screenshot and returns it as SDL surface.
*/
virtual SDL_Surface *getScreenshot();
virtual void prepareScreenshot()
{ }
int getMemoryUsage() const;
virtual bool drawNet(const int x1, const int y1,
const int x2, const int y2,
const int width, const int height);
gcn::Font *getFont() const
{ return mFont; }
gcn::ClipRectangle &getTopClip()
{ return mClipStack.top(); }
void setRedraw(const bool n)
{ mRedraw = n; }
bool getRedraw() const
{ return mRedraw; }
void setSecure(const bool n)
{ mSecure = n; }
bool getSecure() const
{ return mSecure; }
int getBpp() const
{ return mBpp; }
bool getFullScreen() const
{ return mFullscreen; }
bool getHWAccel() const
{ return mHWAccel; }
bool getDoubleBuffer() const
{ return mDoubleBuffer; }
int getOpenGL() const
{ return mOpenGL; }
void setNoFrame(const bool n)
{ mNoFrame = n; }
const std::string &getName() const
{ return mName; }
virtual void initArrays()
{ }
int mWidth;
int mHeight;
protected:
/**
* Blits an image onto the screen.
*
* @return true
if the image was blitted properly
* false
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);
void setMainFlags(int w, int h, int bpp, bool fs,
bool hwaccel, bool resize, bool noFrame);
int getOpenGLFlags() const;
int getSoftwareFlags() const;
bool setOpenGLMode();
void updateMemoryInfo();
bool videoInfo();
int SDL_FakeUpperBlit(const SDL_Surface *const src,
SDL_Rect *const srcrect,
const SDL_Surface *const dst,
SDL_Rect *dstrect) const;
int mBpp;
bool mFullscreen;
bool mHWAccel;
BlitMode mBlitMode;
bool mRedraw;
bool mDoubleBuffer;
SDL_Rect mRect;
bool mSecure;
int mOpenGL;
bool mEnableResize;
bool mNoFrame;
uint32_t mOldPixel;
int mOldAlpha;
std::string mName;
int mStartFreeMem;
bool mSync;
};
extern Graphics *mainGraphics;
#endif