1 files changed, 35 insertions, 0 deletions

@@ -0,0 +1,35 @@
+#include "animation.h"
+
+AnimationSet::AnimationSet(
+  Texture texture,
+  int frameWidth,
+  int frameHeight,
+  int framesAcross) :
+    texture_(std::move(texture)),
+    frameWidth_(frameWidth),
+    frameHeight_(frameHeight),
+    framesAcross_(framesAcross)
+{
+}
+
+void AnimationSet::emplaceAnimation(
+  std::string animation,
+  size_t firstFrame,
+  size_t numFrames,
+  size_t delay)
+{
+  animations_.emplace(
+    std::piecewise_construct,
+    std::make_tuple(animation),
+    std::make_tuple(firstFrame, numFrames, delay));
+}
+
+Rectangle AnimationSet::getFrameRect(int frame) const
+{
+  return {
+    frameWidth_ * (frame % framesAcross_),
+    frameHeight_ * (frame / framesAcross_),
+    frameWidth_,
+    frameHeight_
+  };
+}