4 * Created on: Aug 11, 2012
8 #ifndef GRAPHICS_ANIMATION_H_
9 #define GRAPHICS_ANIMATION_H_
12 #include "../app/Application.h"
13 #include "../app/State.h"
14 #include "../app/Timer.h"
15 #include "../geometry/operators.h"
16 #include "../geometry/Point.h"
17 #include "../geometry/Vector.h"
27 : sprite(0), frameTime(0), colOffset(0), rowOffset(0), repeat(false) { }
28 Animation(const Sprite *sprite, int frameTime, bool repeat = false)
29 : sprite(sprite), frameTime(frameTime), colOffset(0), rowOffset(0), repeat(repeat) { }
30 virtual ~Animation() { };
33 void Start(app::State &ctrl) {
34 timer = ctrl.GraphicsTimers().StartInterval(frameTime);
36 void Start(app::Application &ctrl) {
37 timer = ctrl.GlobalTimers().StartInterval(frameTime);
40 timer = app::Timer<Uint32>();
42 bool Running() const {
43 return timer.Running() && (repeat || timer.Iteration() < NumFrames());
45 bool JustFinished() const {
46 return timer.JustHit() && timer.Iteration() == NumFrames();
49 const app::Timer<Uint32> &GetTimer() { return timer; }
51 void SetColOffset(int offset) { colOffset = offset; }
52 int ColOffset() const { return colOffset; }
53 void SetRowOffset(int offset) { rowOffset = offset; }
54 int RowOffset() const { return rowOffset; }
56 const Sprite *GetSprite() const { return sprite; }
57 void ChangeSprite(const Sprite *s) { sprite = s; }
59 virtual void Draw(SDL_Surface *dest, geometry::Point<int> position) const {
60 sprite->Draw(dest, position, Col() + ColOffset(), Row() + RowOffset());
62 void DrawTopRight(SDL_Surface *dest, geometry::Point<int> position) const {
63 geometry::Vector<int> offset(-sprite->Width(), 0);
64 Draw(dest, position + offset);
66 void DrawCenter(SDL_Surface *dest, geometry::Point<int> position) const {
67 geometry::Vector<int> offset(-sprite->Width() / 2, -sprite->Height() / 2);
68 Draw(dest, position + offset);
70 void DrawCenterBottom(SDL_Surface *dest, geometry::Point<int> position) const {
71 geometry::Vector<int> offset(-sprite->Width() / 2, -sprite->Height());
72 Draw(dest, position + offset);
75 int Frame() const { return Running() ? (timer.Iteration() % NumFrames()) : 0; }
78 virtual int Col() const = 0;
79 virtual int Row() const = 0;
80 virtual int NumFrames() const = 0;
84 app::Timer<Uint32> timer;
94 #endif /* GRAPHICS_SIMPLEANIMATION_H_ */