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refactor state transition code

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yugecin 2018-06-25 22:58:07 +02:00
parent a9e66df07a
commit 6dd343da83
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GPG Key ID: 2C5AC035A7068E44
1 changed files with 31 additions and 47 deletions
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78
src/yugecin/opsudance/core/DisplayContainer.java
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@ -101,45 +101,11 @@ public class DisplayContainer implements ErrorDumpable, SkinChangedListener {
private final List<ResolutionChangedListener> resolutionChangedListeners;
class Transition {
int in;
int out;
int total;
int progress = -1;
OpsuState nextstate;
Color OVERLAY = new Color(Color.black);
public void update() {
if (progress == -1) {
return;
}
progress += delta;
if (progress > out && nextstate != null) {
switchStateInstantly(nextstate);
nextstate = null;
}
if (progress > total) {
progress = -1;
}
}
public void render(Graphics graphics) {
if (progress == -1) {
return;
}
int relprogress = progress;
int reltotal = out;
if (progress > out) {
reltotal = in;
relprogress = total - progress;
}
OVERLAY.a = (float) relprogress / reltotal;
graphics.setColor(OVERLAY);
graphics.fillRect(0, 0, width, height);
}
}
private final Transition transition = new Transition();
private int tIn;
private int tOut;
private int tProgress = -1;
private OpsuState tNextState;
private final Color tOVERLAY = new Color(Color.black);
public DisplayContainer()
{
@ -220,7 +186,17 @@ public class DisplayContainer implements ErrorDumpable, SkinChangedListener {
mouseX = input.getMouseX();
mouseY = input.getMouseY();
transition.update();
// state transition
if (tProgress != -1) {
tProgress += delta;
if (tProgress > tOut && tNextState != null) {
switchStateInstantly(tNextState);
tNextState = null;
}
if (tProgress > tIn + tOut) {
tProgress = -1;
}
}
fpsDisplay.update();
state.update();
@ -260,7 +236,16 @@ public class DisplayContainer implements ErrorDumpable, SkinChangedListener {
}
UI.drawTooltip(graphics);
transition.render(graphics);
// transition
if (tProgress != -1) {
if (tProgress > tOut) {
tOVERLAY.a = 1f - (tProgress - tOut) / (float) tIn;
} else {
tOVERLAY.a = tProgress / (float) tOut;
}
graphics.setColor(tOVERLAY);
graphics.fillRect(0, 0, width, height);
}
timeSinceLastRender = 0;
@ -491,18 +476,17 @@ public class DisplayContainer implements ErrorDumpable, SkinChangedListener {
}
public void switchState(OpsuState newstate, int outtime, int intime) {
if (transition.progress != -1) {
if (tProgress != -1) {
return;
}
if (outtime == 0) {
switchStateInstantly(newstate);
newstate = null;
}
transition.nextstate = newstate;
transition.total = transition.in = intime;
transition.out = outtime;
transition.total += outtime;
transition.progress = 0;
tNextState = newstate;
tIn = intime;
tOut = outtime;
tProgress = 0;
}
public void switchStateInstantly(OpsuState state) {