Sunpy/opsu-dance
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Merge pull request #127 from LemonLake/cursoranim

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Added cursor animation
This commit is contained in:
Jeffrey Han 2015-08-27 17:48:50 -05:00
commit 3a9f6be5ae
1 changed files with 25 additions and 3 deletions
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28
src/itdelatrisu/opsu/ui/Cursor.java
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@ -29,6 +29,7 @@ import java.nio.IntBuffer;
import java.util.Iterator;
import java.util.LinkedList;
import itdelatrisu.opsu.ui.animations.AnimationEquation;
import org.lwjgl.BufferUtils;
import org.lwjgl.LWJGLException;
import org.newdawn.slick.GameContainer;
@ -50,6 +51,16 @@ public class Cursor {
/** Cursor rotation angle. */
private float cursorAngle = 0f;
/** The milliseconds when the cursor was last pressed, used for scale animation */
private long lastCursorPressTime = 0L;
/** Whether or not the cursor was pressed in the last frame, used for scale animation */
private boolean lastCursorPressState = false;
/** The amount the cursor scale increases, if enabled, when pressed */
private static final float CURSOR_SCALE_CHANGE = 0.25f;
/** The time it takes for the cursor to scale in milliseconds */
private static final float CURSOR_SCALE_TIME = 125;
/** Stores all previous cursor locations to display a trail. */
private LinkedList<Integer> cursorX, cursorY;
@ -126,9 +137,20 @@ public class Cursor {
cursorMiddle = GameImage.CURSOR_MIDDLE.getImage();
// scale cursor
float cursorScale = Options.getCursorScale();
if (mousePressed && skin.isCursorExpanded())
cursorScale *= 1.25f; // increase the cursor size if pressed
float cursorSizeAnimated = 1f;
if (skin.isCursorExpanded()) {
if (lastCursorPressState != mousePressed) {
lastCursorPressState = mousePressed;
lastCursorPressTime = System.currentTimeMillis();
}
cursorSizeAnimated = (mousePressed ? 1f : 1.25f) +
((mousePressed ? CURSOR_SCALE_CHANGE : -CURSOR_SCALE_CHANGE) * AnimationEquation.IN_OUT_CUBIC.calc(
Utils.clamp(System.currentTimeMillis() - lastCursorPressTime, 0, CURSOR_SCALE_TIME) / CURSOR_SCALE_TIME));
}
float cursorScale = Options.getCursorScale() * cursorSizeAnimated;
if (cursorScale != 1f) {
cursor = cursor.getScaledCopy(cursorScale);
cursorTrail = cursorTrail.getScaledCopy(cursorScale);