10 #ifndef BLITTER_NULL_HPP 11 #define BLITTER_NULL_HPP 22 void *
MoveTo(
void *video,
int x,
int y)
override {
return nullptr; };
23 void SetPixel(
void *video,
int x,
int y, uint8 colour)
override {};
24 void DrawRect(
void *video,
int width,
int height, uint8 colour)
override {};
25 void DrawLine(
void *video,
int x,
int y,
int x2,
int y2,
int screen_width,
int screen_height, uint8 colour,
int width,
int dash)
override {};
26 void CopyFromBuffer(
void *video,
const void *src,
int width,
int height)
override {};
27 void CopyToBuffer(
const void *video,
void *dst,
int width,
int height)
override {};
28 void CopyImageToBuffer(
const void *video,
void *dst,
int width,
int height,
int dst_pitch)
override {};
29 void ScrollBuffer(
void *video,
int &left,
int &top,
int &width,
int &height,
int scroll_x,
int scroll_y)
override {};
30 int BufferSize(
int width,
int height)
override {
return 0; };
34 const char *
GetName()
override {
return "null"; }
uint32 PaletteID
The number of the palette.
void * MoveTo(void *video, int x, int y) override
Move the destination pointer the requested amount x and y, keeping in mind any pitch and bpp of the r...
int BufferSize(int width, int height) override
Calculate how much memory there is needed for an image of this size in the video-buffer.
Information about the currently used palette.
Data structure describing a sprite.
Blitter that does nothing.
How all blitters should look like.
int GetBytesPerPixel() override
Get how many bytes are needed to store a pixel.
uint8 GetScreenDepth() override
Get the screen depth this blitter works for.
Parameters related to blitting.
Structure for passing information from the sprite loader to the blitter.
void PaletteAnimate(const Palette &palette) override
Called when the 8bpp palette is changed; you should redraw all pixels on the screen that are equal to...
Blitter * CreateInstance() override
Create an instance of this Blitter-class.
void DrawLine(void *video, int x, int y, int x2, int y2, int screen_width, int screen_height, uint8 colour, int width, int dash) override
Draw a line with a given colour.
Blitter::PaletteAnimation UsePaletteAnimation() override
Check if the blitter uses palette animation at all.
Sprite * Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator) override
Convert a sprite from the loader to our own format.
void CopyFromBuffer(void *video, const void *src, int width, int height) override
Copy from a buffer to the screen.
void DrawColourMappingRect(void *dst, int width, int height, PaletteID pal) override
Draw a colourtable to the screen.
void CopyToBuffer(const void *video, void *dst, int width, int height) override
Copy from the screen to a buffer.
void CopyImageToBuffer(const void *video, void *dst, int width, int height, int dst_pitch) override
Copy from the screen to a buffer in a palette format for 8bpp and RGBA format for 32bpp...
void ScrollBuffer(void *video, int &left, int &top, int &width, int &height, int scroll_x, int scroll_y) override
Scroll the videobuffer some 'x' and 'y' value.
const char * GetName() override
Get the name of the blitter, the same as the Factory-instance returns.
Factory for the blitter that does nothing.
BlitterMode
The modes of blitting we can do.
PaletteAnimation
Types of palette animation.
void Draw(Blitter::BlitterParams *bp, BlitterMode mode, ZoomLevel zoom) override
Draw an image to the screen, given an amount of params defined above.
ZoomLevel
All zoom levels we know.
void SetPixel(void *video, int x, int y, uint8 colour) override
Draw a pixel with a given colour on the video-buffer.
The base factory, keeping track of all blitters.
Factory to 'query' all available blitters.
void DrawRect(void *video, int width, int height, uint8 colour) override
Make a single horizontal line in a single colour on the video-buffer.