diff options
Diffstat (limited to 'src/particle.h')
| -rw-r--r-- | src/particle.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/particle.h b/src/particle.h index 64221514..2be169c1 100644 --- a/src/particle.h +++ b/src/particle.h @@ -83,7 +83,7 @@ class Particle : public Actor /** * Draws the particle image. */ - virtual void draw(Graphics *graphics, int offsetX, int offsetY) const; + virtual bool draw(Graphics *graphics, int offsetX, int offsetY) const; /** * Necessary for sorting with the other sprites. @@ -247,12 +247,18 @@ class Particle : public Actor virtual int getNumberOfLayers() const { return 1; } + virtual float getAlpha() const + { return 1.0f; } + + virtual void setAlpha(float alpha) {} + protected: bool mAlive; /**< Is the particle supposed to be drawn and updated?*/ int mLifetimeLeft; /**< Lifetime left in game ticks*/ int mLifetimePast; /**< Age of the particle in game ticks*/ int mFadeOut; /**< Lifetime in game ticks left where fading out begins*/ int mFadeIn; /**< Age in game ticks where fading in is finished*/ + float mAlpha; /**< Opacity of the graphical representation of the particle */ // generic properties bool mAutoDelete; /**< May the particle request its deletion by the parent particle? */ |