// Draw an animation during at the given time stamp and position.
public void DrawAnimation(Animation animation, int variantID, float time, float x, float y, Color color, float depth = 0.0f)
{
if (animation.LoopMode == LoopMode.Repeat)
{
if (animation.Duration == 0)
{
time = 0;
}
else
{
time %= animation.Duration;
}
}
x = GMath.Round(x);
y = GMath.Round(y);
for (int i = 0; i < animation.Frames.Count; ++i)
{
AnimationFrame frame = animation.Frames[i];
if (time < frame.StartTime)
{
return;
}
if (time < frame.StartTime + frame.Duration || (time >= animation.Duration && frame.StartTime + frame.Duration == animation.Duration))
{
DrawSprite(frame.Sprite, variantID, x, y, color, depth);
}
}
}
//-----------------------------------------------------------------------------
// Mutators
//-----------------------------------------------------------------------------
public void AddFrame(AnimationFrame frame)
{
int index = 0;
while (index < frames.Count && frame.StartTime > frames[index].StartTime)
{
++index;
}
frames.Insert(index, frame);
duration = Math.Max(duration, frame.StartTime + frame.Duration);
}
public AnimationFrame(AnimationFrame copy)
{
this.startTime = copy.startTime;
this.duration = copy.duration;
this.sprite = new Sprite(copy.sprite);
}
//-----------------------------------------------------------------------------
// Mutators
//-----------------------------------------------------------------------------
public void AddFrame(AnimationFrame frame)
{
int index = 0;
while (index < frames.Count && frame.StartTime > frames[index].StartTime)
++index;
frames.Insert(index, frame);
duration = Math.Max(duration, frame.StartTime + frame.Duration);
}
public AnimationFrame(AnimationFrame copy)
{
this.startTime = copy.startTime;
this.duration = copy.duration;
this.sprite = new Sprite(copy.sprite);
}
//-----------------------------------------------------------------------------
// Midifications
//-----------------------------------------------------------------------------
public AnimationBuilder RepeatPreviousFrames(int numFrames, int numRepeats)
{
int start = animation.Frames.Count - numFrames;
for (int i = 0; i < numRepeats; i++) {
for (int j = 0; j < numFrames; j++) {
AnimationFrame frame = new AnimationFrame(animation.Frames[start + j]);
frame.StartTime = animation.Duration;
animation.AddFrame(frame);
}
}
return this;
}
public AnimationBuilder MakeQuad()
{
int numFrames = animation.Frames.Count;
AnimationFrame[] frames = new AnimationFrame[numFrames];
for (int i = 0; i < numFrames; ++i)
frames[i] = new AnimationFrame(animation.Frames[i]);
for (int i = 0; i < numFrames; ++i) {
for (int x = 0; x < 2; ++x) {
for (int y = 0; y < 2; ++y) {
if (x > 0 || y > 0) {
frames[i].Sprite.DrawOffset = new Point2I(8 * x, 8 * y);
animation.AddFrame(new AnimationFrame(frames[i]));
}
}
}
}
return this;
}
public AnimationBuilder MakeFlicker(int alternateDelayTicks, bool startOn = true)
{
Animation newAnimation = new Animation();
for (int i = 0; i < animation.Frames.Count; i++) {
AnimationFrame frame = animation.Frames[i];
int beginSection = frame.StartTime / (alternateDelayTicks * 2);
int endSection = frame.EndTime / (alternateDelayTicks * 2);
if (frame.EndTime % (alternateDelayTicks * 2) == 0)
endSection--;
for (int section = beginSection; section <= endSection; section++) {
int t = section * alternateDelayTicks * 2;
if (frame.StartTime < t + alternateDelayTicks && frame.EndTime > t) {
AnimationFrame newFrame = new AnimationFrame();
newFrame.Sprite = frame.Sprite;
newFrame.StartTime = Math.Max(frame.StartTime, t);
newFrame.Duration = Math.Min(frame.EndTime, t + alternateDelayTicks) - newFrame.StartTime;
newAnimation.AddFrame(newFrame);
}
}
}
animation.Frames = newAnimation.Frames;
return this;
}
public AnimationBuilder MakeDynamic(int numSubStrips, int offsetX, int offsetY)
{
Animation subStrip = animation;
Point2I offset = new Point2I(offsetX, offsetY);
for (int i = 1; i < numSubStrips; i++) {
subStrip.NextStrip = new Animation();
subStrip = subStrip.NextStrip;
subStrip.LoopMode = animation.LoopMode;
for (int j = 0; j < animation.Frames.Count; j++) {
AnimationFrame frame = new AnimationFrame(animation.Frames[j]);
frame.Sprite.SourceRect = new Rectangle2I(
frame.Sprite.SourceRect.Point + (i * ((sheet.CellSize + sheet.Spacing) * offset)),
frame.Sprite.SourceRect.Size
);
subStrip.AddFrame(frame);
}
}
animation = subStrip;
return this;
}
