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Code Issues Releases Wiki Activity

animation refactoring (in progress)

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This commit is contained in:
Nikolay Pultsin 2011-04-02 15:45:35 +01:00
parent d2f11d1977
commit ce6c8c741b
2 changed files with 17 additions and 15 deletions
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8
src/org/geometerplus/zlibrary/ui/android/view/AnimationProvider.java
View file

@ -90,7 +90,7 @@ abstract class AnimationProvider {
return myMode != ScrollingMode.NoScrolling;
}
int getScrollingShift() {
private int getScrollingShift() {
return myDirection.IsHorizontal ? myEndX - myStartX : myEndY - myStartY;
}
@ -153,6 +153,12 @@ abstract class AnimationProvider {
mySpeed *= 1.5;
}
int getScrolledPercent() {
final int full = myDirection.IsHorizontal ? myWidth : myHeight;
final int shift = Math.abs(getScrollingShift());
return 100 * shift / full;
}
abstract void draw(Canvas canvas, Bitmap bgBitmap, Bitmap fgBitmap);
abstract ZLView.PageIndex getPageToScrollTo();

24
src/org/geometerplus/zlibrary/ui/android/view/ZLAndroidWidget.java
View file

@ -38,7 +38,6 @@ public class ZLAndroidWidget extends View implements View.OnLongClickListener {
private Bitmap myFooterBitmap;
private ZLView.PageIndex myPageToScrollTo = ZLView.PageIndex.current;
private ZLView.Direction myScrollingDirection;
public ZLAndroidWidget(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
@ -183,7 +182,6 @@ public class ZLAndroidWidget extends View implements View.OnLongClickListener {
}
getAnimationProvider().setScrollingMode(AnimationProvider.ScrollingMode.ManualScrolling);
myScrollingDirection = direction;
getAnimationProvider().setup(
startX, startY,
@ -210,9 +208,9 @@ public class ZLAndroidWidget extends View implements View.OnLongClickListener {
if (myMainBitmap == null) {
return;
}
myScrollingDirection = direction;
final AnimationProvider animator = getAnimationProvider();
final boolean doSetup = !animator.inProgress();
final int w = getWidth();
final int h = getHeight();
switch (pageIndex) {
case current:
switch (myPageToScrollTo) {
@ -220,19 +218,19 @@ public class ZLAndroidWidget extends View implements View.OnLongClickListener {
animator.terminate();
break;
case previous:
animator.startAutoScrolling(false, -3, direction, getWidth(), getMainAreaHeight());
animator.startAutoScrolling(false, -3, direction, w, h);
break;
case next:
animator.startAutoScrolling(false, 3, direction, getWidth(), getMainAreaHeight());
animator.startAutoScrolling(false, 3, direction, w, h);
break;
}
break;
case previous:
animator.startAutoScrolling(true, 3, direction, getWidth(), getMainAreaHeight());
animator.startAutoScrolling(true, 3, direction, w, h);
setPageToScrollTo(pageIndex);
break;
case next:
animator.startAutoScrolling(true, -3, direction, getWidth(), getMainAreaHeight());
animator.startAutoScrolling(true, -3, direction, w, h);
setPageToScrollTo(pageIndex);
break;
}
@ -505,9 +503,8 @@ public class ZLAndroidWidget extends View implements View.OnLongClickListener {
if (animator.inProgress()) {
final int from = view.getScrollbarThumbLength(ZLView.PageIndex.current);
final int to = view.getScrollbarThumbLength(myPageToScrollTo);
final int size = myScrollingDirection.IsHorizontal ? getWidth() : getMainAreaHeight();
final int shift = Math.abs(animator.getScrollingShift());
return (from * (size - shift) + to * shift) / size;
final int percent = animator.getScrolledPercent();
return (from * (100 - percent) + to * percent) / 100;
} else {
return view.getScrollbarThumbLength(ZLView.PageIndex.current);
}
@ -522,9 +519,8 @@ public class ZLAndroidWidget extends View implements View.OnLongClickListener {
if (animator.inProgress()) {
final int from = view.getScrollbarThumbPosition(ZLView.PageIndex.current);
final int to = view.getScrollbarThumbPosition(myPageToScrollTo);
final int size = myScrollingDirection.IsHorizontal ? getWidth() : getMainAreaHeight();
final int shift = Math.abs(animator.getScrollingShift());
return (from * (size - shift) + to * shift) / size;
final int percent = animator.getScrolledPercent();
return (from * (100 - percent) + to * percent) / 100;
} else {
return view.getScrollbarThumbPosition(ZLView.PageIndex.current);
}